diff options
Diffstat (limited to 'drivers/media/dvb-frontends/cxd2880')
31 files changed, 12269 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cxd2880/Kconfig b/drivers/media/dvb-frontends/cxd2880/Kconfig new file mode 100644 index 000000000..9d989676e --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/Kconfig @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0 + +config DVB_CXD2880 + tristate "Sony CXD2880 DVB-T2/T tuner + demodulator" + depends on DVB_CORE && SPI + default m if !MEDIA_SUBDRV_AUTOSELECT + help + Say Y when you want to support this frontend.
\ No newline at end of file diff --git a/drivers/media/dvb-frontends/cxd2880/Makefile b/drivers/media/dvb-frontends/cxd2880/Makefile new file mode 100644 index 000000000..646598b55 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/Makefile @@ -0,0 +1,16 @@ +# SPDX-License-Identifier: GPL-2.0 + +cxd2880-objs := cxd2880_common.o \ + cxd2880_devio_spi.o \ + cxd2880_integ.o \ + cxd2880_io.o \ + cxd2880_spi_device.o \ + cxd2880_tnrdmd.o \ + cxd2880_tnrdmd_dvbt2.o \ + cxd2880_tnrdmd_dvbt2_mon.o \ + cxd2880_tnrdmd_dvbt.o \ + cxd2880_tnrdmd_dvbt_mon.o\ + cxd2880_tnrdmd_mon.o\ + cxd2880_top.o + +obj-$(CONFIG_DVB_CXD2880) += cxd2880.o diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880.h b/drivers/media/dvb-frontends/cxd2880/cxd2880.h new file mode 100644 index 000000000..4ea3510aa --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver public definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_H +#define CXD2880_H + +struct cxd2880_config { + struct spi_device *spi; + struct mutex *spi_mutex; /* For SPI access exclusive control */ +}; + +#if IS_REACHABLE(CONFIG_DVB_CXD2880) +extern struct dvb_frontend *cxd2880_attach(struct dvb_frontend *fe, + struct cxd2880_config *cfg); +#else +static inline struct dvb_frontend *cxd2880_attach(struct dvb_frontend *fe, + struct cxd2880_config *cfg) +{ + pr_warn("%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_CXD2880 */ + +#endif /* CXD2880_H */ diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_common.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_common.c new file mode 100644 index 000000000..d6f5af660 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_common.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_common.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * common functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include "cxd2880_common.h" + +int cxd2880_convert2s_complement(u32 value, u32 bitlen) +{ + if (!bitlen || bitlen >= 32) + return (int)value; + + if (value & (u32)(1 << (bitlen - 1))) + return (int)(GENMASK(31, bitlen) | value); + else + return (int)(GENMASK(bitlen - 1, 0) & value); +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_common.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_common.h new file mode 100644 index 000000000..9dc15a5a9 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_common.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_common.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver common definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_COMMON_H +#define CXD2880_COMMON_H + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/delay.h> +#include <linux/bits.h> +#include <linux/string.h> + +int cxd2880_convert2s_complement(u32 value, u32 bitlen); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_devio_spi.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_devio_spi.c new file mode 100644 index 000000000..aba594008 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_devio_spi.c @@ -0,0 +1,129 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_devio_spi.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * I/O interface via SPI + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include "cxd2880_devio_spi.h" + +#define BURST_WRITE_MAX 128 + +static int cxd2880_io_spi_read_reg(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 *data, + u32 size) +{ + int ret = 0; + struct cxd2880_spi *spi = NULL; + u8 send_data[6]; + u8 *read_data_top = data; + + if (!io || !io->if_object || !data) + return -EINVAL; + + if (sub_address + size > 0x100) + return -EINVAL; + + spi = io->if_object; + + if (tgt == CXD2880_IO_TGT_SYS) + send_data[0] = 0x0b; + else + send_data[0] = 0x0a; + + send_data[3] = 0; + send_data[4] = 0; + send_data[5] = 0; + + while (size > 0) { + send_data[1] = sub_address; + if (size > 255) + send_data[2] = 255; + else + send_data[2] = size; + + ret = + spi->write_read(spi, send_data, sizeof(send_data), + read_data_top, send_data[2]); + if (ret) + return ret; + + sub_address += send_data[2]; + read_data_top += send_data[2]; + size -= send_data[2]; + } + + return ret; +} + +static int cxd2880_io_spi_write_reg(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, + const u8 *data, u32 size) +{ + int ret = 0; + struct cxd2880_spi *spi = NULL; + u8 send_data[BURST_WRITE_MAX + 4]; + const u8 *write_data_top = data; + + if (!io || !io->if_object || !data) + return -EINVAL; + + if (size > BURST_WRITE_MAX) + return -EINVAL; + + if (sub_address + size > 0x100) + return -EINVAL; + + spi = io->if_object; + + if (tgt == CXD2880_IO_TGT_SYS) + send_data[0] = 0x0f; + else + send_data[0] = 0x0e; + + while (size > 0) { + send_data[1] = sub_address; + if (size > 255) + send_data[2] = 255; + else + send_data[2] = size; + + memcpy(&send_data[3], write_data_top, send_data[2]); + + if (tgt == CXD2880_IO_TGT_SYS) { + send_data[3 + send_data[2]] = 0x00; + ret = spi->write(spi, send_data, send_data[2] + 4); + } else { + ret = spi->write(spi, send_data, send_data[2] + 3); + } + if (ret) + return ret; + + sub_address += send_data[2]; + write_data_top += send_data[2]; + size -= send_data[2]; + } + + return ret; +} + +int cxd2880_io_spi_create(struct cxd2880_io *io, + struct cxd2880_spi *spi, u8 slave_select) +{ + if (!io || !spi) + return -EINVAL; + + io->read_regs = cxd2880_io_spi_read_reg; + io->write_regs = cxd2880_io_spi_write_reg; + io->write_reg = cxd2880_io_common_write_one_reg; + io->if_object = spi; + io->i2c_address_sys = 0; + io->i2c_address_demod = 0; + io->slave_select = slave_select; + + return 0; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_devio_spi.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_devio_spi.h new file mode 100644 index 000000000..27f7cb12f --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_devio_spi.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_devio_spi.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * I/O interface via SPI + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_DEVIO_SPI_H +#define CXD2880_DEVIO_SPI_H + +#include "cxd2880_common.h" +#include "cxd2880_io.h" +#include "cxd2880_spi.h" + +#include "cxd2880_tnrdmd.h" + +int cxd2880_io_spi_create(struct cxd2880_io *io, + struct cxd2880_spi *spi, + u8 slave_select); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_dtv.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_dtv.h new file mode 100644 index 000000000..820f4757a --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_dtv.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_dtv.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DTV related definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_DTV_H +#define CXD2880_DTV_H + +enum cxd2880_dtv_sys { + CXD2880_DTV_SYS_UNKNOWN, + CXD2880_DTV_SYS_DVBT, + CXD2880_DTV_SYS_DVBT2, + CXD2880_DTV_SYS_ANY +}; + +enum cxd2880_dtv_bandwidth { + CXD2880_DTV_BW_UNKNOWN = 0, + CXD2880_DTV_BW_1_7_MHZ = 1, + CXD2880_DTV_BW_5_MHZ = 5, + CXD2880_DTV_BW_6_MHZ = 6, + CXD2880_DTV_BW_7_MHZ = 7, + CXD2880_DTV_BW_8_MHZ = 8 +}; + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_dvbt.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_dvbt.h new file mode 100644 index 000000000..76a1acc34 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_dvbt.h @@ -0,0 +1,74 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_dvbt.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DVB-T related definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_DVBT_H +#define CXD2880_DVBT_H + +#include "cxd2880_common.h" + +enum cxd2880_dvbt_constellation { + CXD2880_DVBT_CONSTELLATION_QPSK, + CXD2880_DVBT_CONSTELLATION_16QAM, + CXD2880_DVBT_CONSTELLATION_64QAM, + CXD2880_DVBT_CONSTELLATION_RESERVED_3 +}; + +enum cxd2880_dvbt_hierarchy { + CXD2880_DVBT_HIERARCHY_NON, + CXD2880_DVBT_HIERARCHY_1, + CXD2880_DVBT_HIERARCHY_2, + CXD2880_DVBT_HIERARCHY_4 +}; + +enum cxd2880_dvbt_coderate { + CXD2880_DVBT_CODERATE_1_2, + CXD2880_DVBT_CODERATE_2_3, + CXD2880_DVBT_CODERATE_3_4, + CXD2880_DVBT_CODERATE_5_6, + CXD2880_DVBT_CODERATE_7_8, + CXD2880_DVBT_CODERATE_RESERVED_5, + CXD2880_DVBT_CODERATE_RESERVED_6, + CXD2880_DVBT_CODERATE_RESERVED_7 +}; + +enum cxd2880_dvbt_guard { + CXD2880_DVBT_GUARD_1_32, + CXD2880_DVBT_GUARD_1_16, + CXD2880_DVBT_GUARD_1_8, + CXD2880_DVBT_GUARD_1_4 +}; + +enum cxd2880_dvbt_mode { + CXD2880_DVBT_MODE_2K, + CXD2880_DVBT_MODE_8K, + CXD2880_DVBT_MODE_RESERVED_2, + CXD2880_DVBT_MODE_RESERVED_3 +}; + +enum cxd2880_dvbt_profile { + CXD2880_DVBT_PROFILE_HP = 0, + CXD2880_DVBT_PROFILE_LP +}; + +struct cxd2880_dvbt_tpsinfo { + enum cxd2880_dvbt_constellation constellation; + enum cxd2880_dvbt_hierarchy hierarchy; + enum cxd2880_dvbt_coderate rate_hp; + enum cxd2880_dvbt_coderate rate_lp; + enum cxd2880_dvbt_guard guard; + enum cxd2880_dvbt_mode mode; + u8 fnum; + u8 length_indicator; + u16 cell_id; + u8 cell_id_ok; + u8 reserved_even; + u8 reserved_odd; +}; + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_dvbt2.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_dvbt2.h new file mode 100644 index 000000000..191047b15 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_dvbt2.h @@ -0,0 +1,385 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_dvbt2.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DVB-T2 related definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_DVBT2_H +#define CXD2880_DVBT2_H + +#include "cxd2880_common.h" + +enum cxd2880_dvbt2_profile { + CXD2880_DVBT2_PROFILE_BASE, + CXD2880_DVBT2_PROFILE_LITE, + CXD2880_DVBT2_PROFILE_ANY +}; + +enum cxd2880_dvbt2_version { + CXD2880_DVBT2_V111, + CXD2880_DVBT2_V121, + CXD2880_DVBT2_V131 +}; + +enum cxd2880_dvbt2_s1 { + CXD2880_DVBT2_S1_BASE_SISO = 0x00, + CXD2880_DVBT2_S1_BASE_MISO = 0x01, + CXD2880_DVBT2_S1_NON_DVBT2 = 0x02, + CXD2880_DVBT2_S1_LITE_SISO = 0x03, + CXD2880_DVBT2_S1_LITE_MISO = 0x04, + CXD2880_DVBT2_S1_RSVD3 = 0x05, + CXD2880_DVBT2_S1_RSVD4 = 0x06, + CXD2880_DVBT2_S1_RSVD5 = 0x07, + CXD2880_DVBT2_S1_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_base_s2 { + CXD2880_DVBT2_BASE_S2_M2K_G_ANY = 0x00, + CXD2880_DVBT2_BASE_S2_M8K_G_DVBT = 0x01, + CXD2880_DVBT2_BASE_S2_M4K_G_ANY = 0x02, + CXD2880_DVBT2_BASE_S2_M1K_G_ANY = 0x03, + CXD2880_DVBT2_BASE_S2_M16K_G_ANY = 0x04, + CXD2880_DVBT2_BASE_S2_M32K_G_DVBT = 0x05, + CXD2880_DVBT2_BASE_S2_M8K_G_DVBT2 = 0x06, + CXD2880_DVBT2_BASE_S2_M32K_G_DVBT2 = 0x07, + CXD2880_DVBT2_BASE_S2_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_lite_s2 { + CXD2880_DVBT2_LITE_S2_M2K_G_ANY = 0x00, + CXD2880_DVBT2_LITE_S2_M8K_G_DVBT = 0x01, + CXD2880_DVBT2_LITE_S2_M4K_G_ANY = 0x02, + CXD2880_DVBT2_LITE_S2_M16K_G_DVBT2 = 0x03, + CXD2880_DVBT2_LITE_S2_M16K_G_DVBT = 0x04, + CXD2880_DVBT2_LITE_S2_RSVD1 = 0x05, + CXD2880_DVBT2_LITE_S2_M8K_G_DVBT2 = 0x06, + CXD2880_DVBT2_LITE_S2_RSVD2 = 0x07, + CXD2880_DVBT2_LITE_S2_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_guard { + CXD2880_DVBT2_G1_32 = 0x00, + CXD2880_DVBT2_G1_16 = 0x01, + CXD2880_DVBT2_G1_8 = 0x02, + CXD2880_DVBT2_G1_4 = 0x03, + CXD2880_DVBT2_G1_128 = 0x04, + CXD2880_DVBT2_G19_128 = 0x05, + CXD2880_DVBT2_G19_256 = 0x06, + CXD2880_DVBT2_G_RSVD1 = 0x07, + CXD2880_DVBT2_G_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_mode { + CXD2880_DVBT2_M2K = 0x00, + CXD2880_DVBT2_M8K = 0x01, + CXD2880_DVBT2_M4K = 0x02, + CXD2880_DVBT2_M1K = 0x03, + CXD2880_DVBT2_M16K = 0x04, + CXD2880_DVBT2_M32K = 0x05, + CXD2880_DVBT2_M_RSVD1 = 0x06, + CXD2880_DVBT2_M_RSVD2 = 0x07 +}; + +enum cxd2880_dvbt2_bw { + CXD2880_DVBT2_BW_8 = 0x00, + CXD2880_DVBT2_BW_7 = 0x01, + CXD2880_DVBT2_BW_6 = 0x02, + CXD2880_DVBT2_BW_5 = 0x03, + CXD2880_DVBT2_BW_10 = 0x04, + CXD2880_DVBT2_BW_1_7 = 0x05, + CXD2880_DVBT2_BW_RSVD1 = 0x06, + CXD2880_DVBT2_BW_RSVD2 = 0x07, + CXD2880_DVBT2_BW_RSVD3 = 0x08, + CXD2880_DVBT2_BW_RSVD4 = 0x09, + CXD2880_DVBT2_BW_RSVD5 = 0x0a, + CXD2880_DVBT2_BW_RSVD6 = 0x0b, + CXD2880_DVBT2_BW_RSVD7 = 0x0c, + CXD2880_DVBT2_BW_RSVD8 = 0x0d, + CXD2880_DVBT2_BW_RSVD9 = 0x0e, + CXD2880_DVBT2_BW_RSVD10 = 0x0f, + CXD2880_DVBT2_BW_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_l1pre_type { + CXD2880_DVBT2_L1PRE_TYPE_TS = 0x00, + CXD2880_DVBT2_L1PRE_TYPE_GS = 0x01, + CXD2880_DVBT2_L1PRE_TYPE_TS_GS = 0x02, + CXD2880_DVBT2_L1PRE_TYPE_RESERVED = 0x03, + CXD2880_DVBT2_L1PRE_TYPE_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_papr { + CXD2880_DVBT2_PAPR_0 = 0x00, + CXD2880_DVBT2_PAPR_1 = 0x01, + CXD2880_DVBT2_PAPR_2 = 0x02, + CXD2880_DVBT2_PAPR_3 = 0x03, + CXD2880_DVBT2_PAPR_RSVD1 = 0x04, + CXD2880_DVBT2_PAPR_RSVD2 = 0x05, + CXD2880_DVBT2_PAPR_RSVD3 = 0x06, + CXD2880_DVBT2_PAPR_RSVD4 = 0x07, + CXD2880_DVBT2_PAPR_RSVD5 = 0x08, + CXD2880_DVBT2_PAPR_RSVD6 = 0x09, + CXD2880_DVBT2_PAPR_RSVD7 = 0x0a, + CXD2880_DVBT2_PAPR_RSVD8 = 0x0b, + CXD2880_DVBT2_PAPR_RSVD9 = 0x0c, + CXD2880_DVBT2_PAPR_RSVD10 = 0x0d, + CXD2880_DVBT2_PAPR_RSVD11 = 0x0e, + CXD2880_DVBT2_PAPR_RSVD12 = 0x0f, + CXD2880_DVBT2_PAPR_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_l1post_constell { + CXD2880_DVBT2_L1POST_BPSK = 0x00, + CXD2880_DVBT2_L1POST_QPSK = 0x01, + CXD2880_DVBT2_L1POST_QAM16 = 0x02, + CXD2880_DVBT2_L1POST_QAM64 = 0x03, + CXD2880_DVBT2_L1POST_C_RSVD1 = 0x04, + CXD2880_DVBT2_L1POST_C_RSVD2 = 0x05, + CXD2880_DVBT2_L1POST_C_RSVD3 = 0x06, + CXD2880_DVBT2_L1POST_C_RSVD4 = 0x07, + CXD2880_DVBT2_L1POST_C_RSVD5 = 0x08, + CXD2880_DVBT2_L1POST_C_RSVD6 = 0x09, + CXD2880_DVBT2_L1POST_C_RSVD7 = 0x0a, + CXD2880_DVBT2_L1POST_C_RSVD8 = 0x0b, + CXD2880_DVBT2_L1POST_C_RSVD9 = 0x0c, + CXD2880_DVBT2_L1POST_C_RSVD10 = 0x0d, + CXD2880_DVBT2_L1POST_C_RSVD11 = 0x0e, + CXD2880_DVBT2_L1POST_C_RSVD12 = 0x0f, + CXD2880_DVBT2_L1POST_CONSTELL_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_l1post_cr { + CXD2880_DVBT2_L1POST_R1_2 = 0x00, + CXD2880_DVBT2_L1POST_R_RSVD1 = 0x01, + CXD2880_DVBT2_L1POST_R_RSVD2 = 0x02, + CXD2880_DVBT2_L1POST_R_RSVD3 = 0x03, + CXD2880_DVBT2_L1POST_R_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_l1post_fec_type { + CXD2880_DVBT2_L1POST_FEC_LDPC16K = 0x00, + CXD2880_DVBT2_L1POST_FEC_RSVD1 = 0x01, + CXD2880_DVBT2_L1POST_FEC_RSVD2 = 0x02, + CXD2880_DVBT2_L1POST_FEC_RSVD3 = 0x03, + CXD2880_DVBT2_L1POST_FEC_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_pp { + CXD2880_DVBT2_PP1 = 0x00, + CXD2880_DVBT2_PP2 = 0x01, + CXD2880_DVBT2_PP3 = 0x02, + CXD2880_DVBT2_PP4 = 0x03, + CXD2880_DVBT2_PP5 = 0x04, + CXD2880_DVBT2_PP6 = 0x05, + CXD2880_DVBT2_PP7 = 0x06, + CXD2880_DVBT2_PP8 = 0x07, + CXD2880_DVBT2_PP_RSVD1 = 0x08, + CXD2880_DVBT2_PP_RSVD2 = 0x09, + CXD2880_DVBT2_PP_RSVD3 = 0x0a, + CXD2880_DVBT2_PP_RSVD4 = 0x0b, + CXD2880_DVBT2_PP_RSVD5 = 0x0c, + CXD2880_DVBT2_PP_RSVD6 = 0x0d, + CXD2880_DVBT2_PP_RSVD7 = 0x0e, + CXD2880_DVBT2_PP_RSVD8 = 0x0f, + CXD2880_DVBT2_PP_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_code_rate { + CXD2880_DVBT2_R1_2 = 0x00, + CXD2880_DVBT2_R3_5 = 0x01, + CXD2880_DVBT2_R2_3 = 0x02, + CXD2880_DVBT2_R3_4 = 0x03, + CXD2880_DVBT2_R4_5 = 0x04, + CXD2880_DVBT2_R5_6 = 0x05, + CXD2880_DVBT2_R1_3 = 0x06, + CXD2880_DVBT2_R2_5 = 0x07, + CXD2880_DVBT2_PLP_CR_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_constell { + CXD2880_DVBT2_QPSK = 0x00, + CXD2880_DVBT2_QAM16 = 0x01, + CXD2880_DVBT2_QAM64 = 0x02, + CXD2880_DVBT2_QAM256 = 0x03, + CXD2880_DVBT2_CON_RSVD1 = 0x04, + CXD2880_DVBT2_CON_RSVD2 = 0x05, + CXD2880_DVBT2_CON_RSVD3 = 0x06, + CXD2880_DVBT2_CON_RSVD4 = 0x07, + CXD2880_DVBT2_CONSTELL_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_type { + CXD2880_DVBT2_PLP_TYPE_COMMON = 0x00, + CXD2880_DVBT2_PLP_TYPE_DATA1 = 0x01, + CXD2880_DVBT2_PLP_TYPE_DATA2 = 0x02, + CXD2880_DVBT2_PLP_TYPE_RSVD1 = 0x03, + CXD2880_DVBT2_PLP_TYPE_RSVD2 = 0x04, + CXD2880_DVBT2_PLP_TYPE_RSVD3 = 0x05, + CXD2880_DVBT2_PLP_TYPE_RSVD4 = 0x06, + CXD2880_DVBT2_PLP_TYPE_RSVD5 = 0x07, + CXD2880_DVBT2_PLP_TYPE_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_payload { + CXD2880_DVBT2_PLP_PAYLOAD_GFPS = 0x00, + CXD2880_DVBT2_PLP_PAYLOAD_GCS = 0x01, + CXD2880_DVBT2_PLP_PAYLOAD_GSE = 0x02, + CXD2880_DVBT2_PLP_PAYLOAD_TS = 0x03, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD1 = 0x04, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD2 = 0x05, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD3 = 0x06, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD4 = 0x07, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD5 = 0x08, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD6 = 0x09, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD7 = 0x0a, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD8 = 0x0b, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD9 = 0x0c, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD10 = 0x0d, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD11 = 0x0e, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD12 = 0x0f, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD13 = 0x10, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD14 = 0x11, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD15 = 0x12, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD16 = 0x13, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD17 = 0x14, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD18 = 0x15, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD19 = 0x16, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD20 = 0x17, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD21 = 0x18, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD22 = 0x19, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD23 = 0x1a, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD24 = 0x1b, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD25 = 0x1c, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD26 = 0x1d, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD27 = 0x1e, + CXD2880_DVBT2_PLP_PAYLOAD_RSVD28 = 0x1f, + CXD2880_DVBT2_PLP_PAYLOAD_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_fec { + CXD2880_DVBT2_FEC_LDPC_16K = 0x00, + CXD2880_DVBT2_FEC_LDPC_64K = 0x01, + CXD2880_DVBT2_FEC_RSVD1 = 0x02, + CXD2880_DVBT2_FEC_RSVD2 = 0x03, + CXD2880_DVBT2_FEC_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_mode { + CXD2880_DVBT2_PLP_MODE_NOTSPECIFIED = 0x00, + CXD2880_DVBT2_PLP_MODE_NM = 0x01, + CXD2880_DVBT2_PLP_MODE_HEM = 0x02, + CXD2880_DVBT2_PLP_MODE_RESERVED = 0x03, + CXD2880_DVBT2_PLP_MODE_UNKNOWN = 0xff +}; + +enum cxd2880_dvbt2_plp_btype { + CXD2880_DVBT2_PLP_COMMON, + CXD2880_DVBT2_PLP_DATA +}; + +enum cxd2880_dvbt2_stream { + CXD2880_DVBT2_STREAM_GENERIC_PACKETIZED = 0x00, + CXD2880_DVBT2_STREAM_GENERIC_CONTINUOUS = 0x01, + CXD2880_DVBT2_STREAM_GENERIC_ENCAPSULATED = 0x02, + CXD2880_DVBT2_STREAM_TRANSPORT = 0x03, + CXD2880_DVBT2_STREAM_UNKNOWN = 0xff +}; + +struct cxd2880_dvbt2_l1pre { + enum cxd2880_dvbt2_l1pre_type type; + u8 bw_ext; + enum cxd2880_dvbt2_s1 s1; + u8 s2; + u8 mixed; + enum cxd2880_dvbt2_mode fft_mode; + u8 l1_rep; + enum cxd2880_dvbt2_guard gi; + enum cxd2880_dvbt2_papr papr; + enum cxd2880_dvbt2_l1post_constell mod; + enum cxd2880_dvbt2_l1post_cr cr; + enum cxd2880_dvbt2_l1post_fec_type fec; + u32 l1_post_size; + u32 l1_post_info_size; + enum cxd2880_dvbt2_pp pp; + u8 tx_id_availability; + u16 cell_id; + u16 network_id; + u16 sys_id; + u8 num_frames; + u16 num_symbols; + u8 regen; + u8 post_ext; + u8 num_rf_freqs; + u8 rf_idx; + enum cxd2880_dvbt2_version t2_version; + u8 l1_post_scrambled; + u8 t2_base_lite; + u32 crc32; +}; + +struct cxd2880_dvbt2_plp { + u8 id; + enum cxd2880_dvbt2_plp_type type; + enum cxd2880_dvbt2_plp_payload payload; + u8 ff; + u8 first_rf_idx; + u8 first_frm_idx; + u8 group_id; + enum cxd2880_dvbt2_plp_constell constell; + enum cxd2880_dvbt2_plp_code_rate plp_cr; + u8 rot; + enum cxd2880_dvbt2_plp_fec fec; + u16 num_blocks_max; + u8 frm_int; + u8 til_len; + u8 til_type; + u8 in_band_a_flag; + u8 in_band_b_flag; + u16 rsvd; + enum cxd2880_dvbt2_plp_mode plp_mode; + u8 static_flag; + u8 static_padding_flag; +}; + +struct cxd2880_dvbt2_l1post { + u16 sub_slices_per_frame; + u8 num_plps; + u8 num_aux; + u8 aux_cfg_rfu; + u8 rf_idx; + u32 freq; + u8 fef_type; + u32 fef_length; + u8 fef_intvl; +}; + +struct cxd2880_dvbt2_ofdm { + u8 mixed; + u8 is_miso; + enum cxd2880_dvbt2_mode mode; + enum cxd2880_dvbt2_guard gi; + enum cxd2880_dvbt2_pp pp; + u8 bw_ext; + enum cxd2880_dvbt2_papr papr; + u16 num_symbols; +}; + +struct cxd2880_dvbt2_bbheader { + enum cxd2880_dvbt2_stream stream_input; + u8 is_single_input_stream; + u8 is_constant_coding_modulation; + u8 issy_indicator; + u8 null_packet_deletion; + u8 ext; + u8 input_stream_identifier; + u16 user_packet_length; + u16 data_field_length; + u8 sync_byte; + u32 issy; + enum cxd2880_dvbt2_plp_mode plp_mode; +}; + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_integ.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ.c new file mode 100644 index 000000000..5302ab096 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_integ.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * integration layer common functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include <linux/ktime.h> +#include <linux/errno.h> + +#include "cxd2880_tnrdmd.h" +#include "cxd2880_tnrdmd_mon.h" +#include "cxd2880_integ.h" + +int cxd2880_integ_init(struct cxd2880_tnrdmd *tnr_dmd) +{ + int ret; + ktime_t start; + u8 cpu_task_completed = 0; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_tnrdmd_init1(tnr_dmd); + if (ret) + return ret; + + start = ktime_get(); + + while (1) { + ret = + cxd2880_tnrdmd_check_internal_cpu_status(tnr_dmd, + &cpu_task_completed); + if (ret) + return ret; + + if (cpu_task_completed) + break; + + if (ktime_to_ms(ktime_sub(ktime_get(), start)) > + CXD2880_TNRDMD_WAIT_INIT_TIMEOUT) + return -ETIMEDOUT; + + usleep_range(CXD2880_TNRDMD_WAIT_INIT_INTVL, + CXD2880_TNRDMD_WAIT_INIT_INTVL + 1000); + } + + return cxd2880_tnrdmd_init2(tnr_dmd); +} + +int cxd2880_integ_cancel(struct cxd2880_tnrdmd *tnr_dmd) +{ + if (!tnr_dmd) + return -EINVAL; + + atomic_set(&tnr_dmd->cancel, 1); + + return 0; +} + +int cxd2880_integ_check_cancellation(struct cxd2880_tnrdmd *tnr_dmd) +{ + if (!tnr_dmd) + return -EINVAL; + + if (atomic_read(&tnr_dmd->cancel) != 0) + return -ECANCELED; + + return 0; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_integ.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ.h new file mode 100644 index 000000000..7160225db --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_integ.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_integ.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * integration layer common interface + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_INTEG_H +#define CXD2880_INTEG_H + +#include "cxd2880_tnrdmd.h" + +#define CXD2880_TNRDMD_WAIT_INIT_TIMEOUT 500 +#define CXD2880_TNRDMD_WAIT_INIT_INTVL 10 + +#define CXD2880_TNRDMD_WAIT_AGC_STABLE 100 + +int cxd2880_integ_init(struct cxd2880_tnrdmd *tnr_dmd); + +int cxd2880_integ_cancel(struct cxd2880_tnrdmd *tnr_dmd); + +int cxd2880_integ_check_cancellation(struct cxd2880_tnrdmd + *tnr_dmd); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_io.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_io.c new file mode 100644 index 000000000..9d932bccf --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_io.c @@ -0,0 +1,66 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_io.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * register I/O interface functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include "cxd2880_io.h" + +int cxd2880_io_common_write_one_reg(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 data) +{ + if (!io) + return -EINVAL; + + return io->write_regs(io, tgt, sub_address, &data, 1); +} + +int cxd2880_io_set_reg_bits(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 data, u8 mask) +{ + int ret; + + if (!io) + return -EINVAL; + + if (mask == 0x00) + return 0; + + if (mask != 0xff) { + u8 rdata = 0x00; + + ret = io->read_regs(io, tgt, sub_address, &rdata, 1); + if (ret) + return ret; + + data = (data & mask) | (rdata & (mask ^ 0xff)); + } + + return io->write_reg(io, tgt, sub_address, data); +} + +int cxd2880_io_write_multi_regs(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + const struct cxd2880_reg_value reg_value[], + u8 size) +{ + int ret; + int i; + + if (!io) + return -EINVAL; + + for (i = 0; i < size ; i++) { + ret = io->write_reg(io, tgt, reg_value[i].addr, + reg_value[i].value); + if (ret) + return ret; + } + + return 0; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_io.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_io.h new file mode 100644 index 000000000..ba5502788 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_io.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_io.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * register I/O interface definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_IO_H +#define CXD2880_IO_H + +#include "cxd2880_common.h" + +enum cxd2880_io_tgt { + CXD2880_IO_TGT_SYS, + CXD2880_IO_TGT_DMD +}; + +struct cxd2880_reg_value { + u8 addr; + u8 value; +}; + +struct cxd2880_io { + int (*read_regs)(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, u8 sub_address, + u8 *data, u32 size); + int (*write_regs)(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, u8 sub_address, + const u8 *data, u32 size); + int (*write_reg)(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, u8 sub_address, + u8 data); + void *if_object; + u8 i2c_address_sys; + u8 i2c_address_demod; + u8 slave_select; + void *user; +}; + +int cxd2880_io_common_write_one_reg(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 data); + +int cxd2880_io_set_reg_bits(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 data, u8 mask); + +int cxd2880_io_write_multi_regs(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + const struct cxd2880_reg_value reg_value[], + u8 size); +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_spi.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_spi.h new file mode 100644 index 000000000..2be207461 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_spi.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_spi.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * SPI access definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_SPI_H +#define CXD2880_SPI_H + +#include "cxd2880_common.h" + +enum cxd2880_spi_mode { + CXD2880_SPI_MODE_0, + CXD2880_SPI_MODE_1, + CXD2880_SPI_MODE_2, + CXD2880_SPI_MODE_3 +}; + +struct cxd2880_spi { + int (*read)(struct cxd2880_spi *spi, u8 *data, + u32 size); + int (*write)(struct cxd2880_spi *spi, const u8 *data, + u32 size); + int (*write_read)(struct cxd2880_spi *spi, + const u8 *tx_data, u32 tx_size, + u8 *rx_data, u32 rx_size); + u32 flags; + void *user; +}; + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_spi_device.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_spi_device.c new file mode 100644 index 000000000..b8cbaa8d7 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_spi_device.c @@ -0,0 +1,113 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_spi_device.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * SPI access functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include <linux/spi/spi.h> + +#include "cxd2880_spi_device.h" + +static int cxd2880_spi_device_write(struct cxd2880_spi *spi, + const u8 *data, u32 size) +{ + struct cxd2880_spi_device *spi_device = NULL; + struct spi_message msg; + struct spi_transfer tx; + int result = 0; + + if (!spi || !spi->user || !data || size == 0) + return -EINVAL; + + spi_device = spi->user; + + memset(&tx, 0, sizeof(tx)); + tx.tx_buf = data; + tx.len = size; + + spi_message_init(&msg); + spi_message_add_tail(&tx, &msg); + result = spi_sync(spi_device->spi, &msg); + + if (result < 0) + return -EIO; + + return 0; +} + +static int cxd2880_spi_device_write_read(struct cxd2880_spi *spi, + const u8 *tx_data, + u32 tx_size, + u8 *rx_data, + u32 rx_size) +{ + struct cxd2880_spi_device *spi_device = NULL; + int result = 0; + + if (!spi || !spi->user || !tx_data || + !tx_size || !rx_data || !rx_size) + return -EINVAL; + + spi_device = spi->user; + + result = spi_write_then_read(spi_device->spi, tx_data, + tx_size, rx_data, rx_size); + if (result < 0) + return -EIO; + + return 0; +} + +int +cxd2880_spi_device_initialize(struct cxd2880_spi_device *spi_device, + enum cxd2880_spi_mode mode, + u32 speed_hz) +{ + int result = 0; + struct spi_device *spi = spi_device->spi; + + switch (mode) { + case CXD2880_SPI_MODE_0: + spi->mode = SPI_MODE_0; + break; + case CXD2880_SPI_MODE_1: + spi->mode = SPI_MODE_1; + break; + case CXD2880_SPI_MODE_2: + spi->mode = SPI_MODE_2; + break; + case CXD2880_SPI_MODE_3: + spi->mode = SPI_MODE_3; + break; + default: + return -EINVAL; + } + + spi->max_speed_hz = speed_hz; + spi->bits_per_word = 8; + result = spi_setup(spi); + if (result != 0) { + pr_err("spi_setup failed %d\n", result); + return -EINVAL; + } + + return 0; +} + +int cxd2880_spi_device_create_spi(struct cxd2880_spi *spi, + struct cxd2880_spi_device *spi_device) +{ + if (!spi || !spi_device) + return -EINVAL; + + spi->read = NULL; + spi->write = cxd2880_spi_device_write; + spi->write_read = cxd2880_spi_device_write_read; + spi->flags = 0; + spi->user = spi_device; + + return 0; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_spi_device.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_spi_device.h new file mode 100644 index 000000000..05e3a03de --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_spi_device.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_spi_device.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * SPI access interface + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_SPI_DEVICE_H +#define CXD2880_SPI_DEVICE_H + +#include "cxd2880_spi.h" + +struct cxd2880_spi_device { + struct spi_device *spi; +}; + +int cxd2880_spi_device_initialize(struct cxd2880_spi_device *spi_device, + enum cxd2880_spi_mode mode, + u32 speedHz); + +int cxd2880_spi_device_create_spi(struct cxd2880_spi *spi, + struct cxd2880_spi_device *spi_device); + +#endif /* CXD2880_SPI_DEVICE_H */ diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd.c new file mode 100644 index 000000000..4cf2d7cfd --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd.c @@ -0,0 +1,3519 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_tnrdmd.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * common control functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include <media/dvb_frontend.h> +#include "cxd2880_common.h" +#include "cxd2880_tnrdmd.h" +#include "cxd2880_tnrdmd_mon.h" +#include "cxd2880_tnrdmd_dvbt.h" +#include "cxd2880_tnrdmd_dvbt2.h" + +static const struct cxd2880_reg_value p_init1_seq[] = { + {0x11, 0x16}, {0x00, 0x10}, +}; + +static const struct cxd2880_reg_value rf_init1_seq1[] = { + {0x4f, 0x18}, {0x61, 0x00}, {0x71, 0x00}, {0x9d, 0x01}, + {0x7d, 0x02}, {0x8f, 0x01}, {0x8b, 0xc6}, {0x9a, 0x03}, + {0x1c, 0x00}, +}; + +static const struct cxd2880_reg_value rf_init1_seq2[] = { + {0xb9, 0x07}, {0x33, 0x01}, {0xc1, 0x01}, {0xc4, 0x1e}, +}; + +static const struct cxd2880_reg_value rf_init1_seq3[] = { + {0x00, 0x10}, {0x51, 0x01}, {0xc5, 0x07}, {0x00, 0x11}, + {0x70, 0xe9}, {0x76, 0x0a}, {0x78, 0x32}, {0x7a, 0x46}, + {0x7c, 0x86}, {0x7e, 0xa4}, {0x00, 0x10}, {0xe1, 0x01}, +}; + +static const struct cxd2880_reg_value rf_init1_seq4[] = { + {0x15, 0x00}, {0x00, 0x16} +}; + +static const struct cxd2880_reg_value rf_init1_seq5[] = { + {0x00, 0x00}, {0x25, 0x00} +}; + +static const struct cxd2880_reg_value rf_init1_seq6[] = { + {0x02, 0x00}, {0x00, 0x00}, {0x21, 0x01}, {0x00, 0xe1}, + {0x8f, 0x16}, {0x67, 0x60}, {0x6a, 0x0f}, {0x6c, 0x17} +}; + +static const struct cxd2880_reg_value rf_init1_seq7[] = { + {0x00, 0xe2}, {0x41, 0xa0}, {0x4b, 0x68}, {0x00, 0x00}, + {0x21, 0x00}, {0x10, 0x01}, +}; + +static const struct cxd2880_reg_value rf_init1_seq8[] = { + {0x00, 0x10}, {0x25, 0x01}, +}; + +static const struct cxd2880_reg_value rf_init1_seq9[] = { + {0x00, 0x10}, {0x14, 0x01}, {0x00, 0x00}, {0x26, 0x00}, +}; + +static const struct cxd2880_reg_value rf_init2_seq1[] = { + {0x00, 0x14}, {0x1b, 0x01}, +}; + +static const struct cxd2880_reg_value rf_init2_seq2[] = { + {0x00, 0x00}, {0x21, 0x01}, {0x00, 0xe1}, {0xd3, 0x00}, + {0x00, 0x00}, {0x21, 0x00}, +}; + +static const struct cxd2880_reg_value x_tune1_seq1[] = { + {0x00, 0x00}, {0x10, 0x01}, +}; + +static const struct cxd2880_reg_value x_tune1_seq2[] = { + {0x62, 0x00}, {0x00, 0x15}, +}; + +static const struct cxd2880_reg_value x_tune2_seq1[] = { + {0x00, 0x1a}, {0x29, 0x01}, +}; + +static const struct cxd2880_reg_value x_tune2_seq2[] = { + {0x62, 0x01}, {0x00, 0x11}, {0x2d, 0x00}, {0x2f, 0x00}, +}; + +static const struct cxd2880_reg_value x_tune2_seq3[] = { + {0x00, 0x00}, {0x10, 0x00}, {0x21, 0x01}, +}; + +static const struct cxd2880_reg_value x_tune2_seq4[] = { + {0x00, 0xe1}, {0x8a, 0x87}, +}; + +static const struct cxd2880_reg_value x_tune2_seq5[] = { + {0x00, 0x00}, {0x21, 0x00}, +}; + +static const struct cxd2880_reg_value x_tune3_seq[] = { + {0x00, 0x00}, {0x21, 0x01}, {0x00, 0xe2}, {0x41, 0xa0}, + {0x00, 0x00}, {0x21, 0x00}, {0xfe, 0x01}, +}; + +static const struct cxd2880_reg_value x_tune4_seq[] = { + {0x00, 0x00}, {0xfe, 0x01}, +}; + +static const struct cxd2880_reg_value x_sleep1_seq[] = { + {0x00, 0x00}, {0x57, 0x03}, +}; + +static const struct cxd2880_reg_value x_sleep2_seq1[] = { + {0x00, 0x2d}, {0xb1, 0x01}, +}; + +static const struct cxd2880_reg_value x_sleep2_seq2[] = { + {0x00, 0x10}, {0xf4, 0x00}, {0xf3, 0x00}, {0xf2, 0x00}, + {0xf1, 0x00}, {0xf0, 0x00}, {0xef, 0x00}, +}; + +static const struct cxd2880_reg_value x_sleep3_seq[] = { + {0x00, 0x00}, {0xfd, 0x00}, +}; + +static const struct cxd2880_reg_value x_sleep4_seq[] = { + {0x00, 0x00}, {0x21, 0x01}, {0x00, 0xe2}, {0x41, 0x00}, + {0x00, 0x00}, {0x21, 0x00}, +}; + +static const struct cxd2880_reg_value spll_reset_seq1[] = { + {0x00, 0x10}, {0x29, 0x01}, {0x28, 0x01}, {0x27, 0x01}, + {0x26, 0x01}, +}; + +static const struct cxd2880_reg_value spll_reset_seq2[] = { + {0x00, 0x00}, {0x10, 0x00}, +}; + +static const struct cxd2880_reg_value spll_reset_seq3[] = { + {0x00, 0x00}, {0x27, 0x00}, {0x22, 0x01}, +}; + +static const struct cxd2880_reg_value spll_reset_seq4[] = { + {0x00, 0x00}, {0x27, 0x01}, +}; + +static const struct cxd2880_reg_value spll_reset_seq5[] = { + {0x00, 0x00}, {0x10, 0x01}, +}; + +static const struct cxd2880_reg_value t_power_x_seq1[] = { + {0x00, 0x10}, {0x29, 0x01}, {0x28, 0x01}, {0x27, 0x01}, +}; + +static const struct cxd2880_reg_value t_power_x_seq2[] = { + {0x00, 0x00}, {0x10, 0x00}, +}; + +static const struct cxd2880_reg_value t_power_x_seq3[] = { + {0x00, 0x00}, {0x27, 0x00}, {0x25, 0x01}, +}; + +static const struct cxd2880_reg_value t_power_x_seq4[] = { + {0x00, 0x00}, {0x2a, 0x00}, +}; + +static const struct cxd2880_reg_value t_power_x_seq5[] = { + {0x00, 0x00}, {0x25, 0x00}, +}; + +static const struct cxd2880_reg_value t_power_x_seq6[] = { + {0x00, 0x00}, {0x27, 0x01}, +}; + +static const struct cxd2880_reg_value t_power_x_seq7[] = { + {0x00, 0x00}, {0x10, 0x01}, +}; + +static const struct cxd2880_reg_value set_ts_pin_seq[] = { + {0x50, 0x3f}, {0x52, 0x1f}, + +}; + +static const struct cxd2880_reg_value set_ts_output_seq1[] = { + {0x00, 0x00}, {0x52, 0x00}, +}; + +static const struct cxd2880_reg_value set_ts_output_seq2[] = { + {0x00, 0x00}, {0xc3, 0x00}, + +}; + +static const struct cxd2880_reg_value set_ts_output_seq3[] = { + {0x00, 0x00}, {0xc3, 0x01}, + +}; + +static const struct cxd2880_reg_value set_ts_output_seq4[] = { + {0x00, 0x00}, {0x52, 0x1f}, + +}; + +static int p_init1(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data = 0; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE || + tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (tnr_dmd->create_param.ts_output_if) { + case CXD2880_TNRDMD_TSOUT_IF_TS: + data = 0x00; + break; + case CXD2880_TNRDMD_TSOUT_IF_SPI: + data = 0x01; + break; + case CXD2880_TNRDMD_TSOUT_IF_SDIO: + data = 0x02; + break; + default: + return -EINVAL; + } + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data); + if (ret) + return ret; + } + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + p_init1_seq, + ARRAY_SIZE(p_init1_seq)); + if (ret) + return ret; + + switch (tnr_dmd->chip_id) { + case CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X: + data = 0x1a; + break; + case CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_11: + data = 0x16; + break; + default: + return -ENOTTY; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data); + if (ret) + return ret; + + if (tnr_dmd->create_param.en_internal_ldo) + data = 0x01; + else + data = 0x00; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x11, data); + if (ret) + return ret; + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x13, data); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x12, data); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + switch (tnr_dmd->chip_id) { + case CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X: + data = 0x01; + break; + case CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_11: + data = 0x00; + break; + default: + return -ENOTTY; + } + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x69, data); +} + +static int p_init2(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data[6] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = tnr_dmd->create_param.xosc_cap; + data[1] = tnr_dmd->create_param.xosc_i; + switch (tnr_dmd->create_param.xtal_share_type) { + case CXD2880_TNRDMD_XTAL_SHARE_NONE: + data[2] = 0x01; + data[3] = 0x00; + break; + case CXD2880_TNRDMD_XTAL_SHARE_EXTREF: + data[2] = 0x00; + data[3] = 0x00; + break; + case CXD2880_TNRDMD_XTAL_SHARE_MASTER: + data[2] = 0x01; + data[3] = 0x01; + break; + case CXD2880_TNRDMD_XTAL_SHARE_SLAVE: + data[2] = 0x00; + data[3] = 0x01; + break; + default: + return -EINVAL; + } + data[4] = 0x06; + data[5] = 0x00; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x13, data, 6); +} + +static int p_init3(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data[2] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + + switch (tnr_dmd->diver_mode) { + case CXD2880_TNRDMD_DIVERMODE_SINGLE: + data[0] = 0x00; + break; + case CXD2880_TNRDMD_DIVERMODE_MAIN: + data[0] = 0x03; + break; + case CXD2880_TNRDMD_DIVERMODE_SUB: + data[0] = 0x02; + break; + default: + return -EINVAL; + } + + data[1] = 0x01; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x1f, data, 2); +} + +static int rf_init1(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data[8] = { 0 }; + static const u8 rf_init1_cdata1[40] = { + 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, + 0x05, 0x05, 0x04, 0x04, 0x04, 0x03, 0x03, + 0x03, 0x04, 0x04, 0x05, 0x05, 0x05, 0x02, + 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, + 0x02, 0x03, 0x02, 0x01, 0x01, 0x01, 0x02, + 0x02, 0x03, 0x04, 0x04, 0x04 + }; + + static const u8 rf_init1_cdata2[5] = {0xff, 0x00, 0x00, 0x00, 0x00}; + static const u8 rf_init1_cdata3[80] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, + 0x01, 0x00, 0x02, 0x00, 0x63, 0x00, 0x00, + 0x00, 0x03, 0x00, 0x04, 0x00, 0x04, 0x00, + 0x06, 0x00, 0x06, 0x00, 0x08, 0x00, 0x09, + 0x00, 0x0b, 0x00, 0x0b, 0x00, 0x0d, 0x00, + 0x0d, 0x00, 0x0f, 0x00, 0x0f, 0x00, 0x0f, + 0x00, 0x10, 0x00, 0x79, 0x00, 0x00, 0x00, + 0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x01, + 0x00, 0x03, 0x00, 0x03, 0x00, 0x03, 0x00, + 0x04, 0x00, 0x04, 0x00, 0x06, 0x00, 0x05, + 0x00, 0x07, 0x00, 0x07, 0x00, 0x08, 0x00, + 0x0a, 0x03, 0xe0 + }; + + static const u8 rf_init1_cdata4[8] = { + 0x20, 0x20, 0x30, 0x41, 0x50, 0x5f, 0x6f, 0x80 + }; + + static const u8 rf_init1_cdata5[50] = { + 0x00, 0x09, 0x00, 0x08, 0x00, 0x07, 0x00, + 0x06, 0x00, 0x05, 0x00, 0x03, 0x00, 0x02, + 0x00, 0x00, 0x00, 0x78, 0x00, 0x00, 0x00, + 0x06, 0x00, 0x08, 0x00, 0x08, 0x00, 0x0c, + 0x00, 0x0c, 0x00, 0x0d, 0x00, 0x0f, 0x00, + 0x0e, 0x00, 0x0e, 0x00, 0x10, 0x00, 0x0f, + 0x00, 0x0e, 0x00, 0x10, 0x00, 0x0f, 0x00, + 0x0e + }; + + u8 addr = 0; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = 0x01; + data[1] = 0x00; + data[2] = 0x01; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x21, data, 3); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + data[0] = 0x01; + data[1] = 0x01; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x17, data, 2); + if (ret) + return ret; + + if (tnr_dmd->create_param.stationary_use) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x1a, 0x06); + if (ret) + return ret; + } + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq1, + ARRAY_SIZE(rf_init1_seq1)); + if (ret) + return ret; + + data[0] = 0x00; + if (tnr_dmd->create_param.is_cxd2881gg && + tnr_dmd->create_param.xtal_share_type == + CXD2880_TNRDMD_XTAL_SHARE_SLAVE) + data[1] = 0x00; + else + data[1] = 0x1f; + data[2] = 0x0a; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xb5, data, 3); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq2, + ARRAY_SIZE(rf_init1_seq2)); + if (ret) + return ret; + + if (tnr_dmd->chip_id == CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X) { + data[0] = 0x34; + data[1] = 0x2c; + } else { + data[0] = 0x2f; + data[1] = 0x25; + } + data[2] = 0x15; + data[3] = 0x19; + data[4] = 0x1b; + data[5] = 0x15; + data[6] = 0x19; + data[7] = 0x1b; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xd9, data, 8); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x11); + if (ret) + return ret; + data[0] = 0x6c; + data[1] = 0x10; + data[2] = 0xa6; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x44, data, 3); + if (ret) + return ret; + data[0] = 0x16; + data[1] = 0xa8; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x50, data, 2); + if (ret) + return ret; + data[0] = 0x00; + data[1] = 0x22; + data[2] = 0x00; + data[3] = 0x88; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x62, data, 4); + if (ret) + return ret; + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x74, 0x75); + if (ret) + return ret; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x7f, rf_init1_cdata1, 40); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x16); + if (ret) + return ret; + data[0] = 0x00; + data[1] = 0x71; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data, 2); + if (ret) + return ret; + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x23, 0x89); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x27, rf_init1_cdata2, 5); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x3a, rf_init1_cdata3, 80); + if (ret) + return ret; + + data[0] = 0x03; + data[1] = 0xe0; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xbc, data, 2); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq3, + ARRAY_SIZE(rf_init1_seq3)); + if (ret) + return ret; + + if (tnr_dmd->create_param.stationary_use) { + data[0] = 0x06; + data[1] = 0x07; + data[2] = 0x1a; + } else { + data[0] = 0x00; + data[1] = 0x08; + data[2] = 0x19; + } + data[3] = 0x0e; + data[4] = 0x09; + data[5] = 0x0e; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x12); + if (ret) + return ret; + for (addr = 0x10; addr < 0x9f; addr += 6) { + if (tnr_dmd->lna_thrs_tbl_air) { + u8 idx = 0; + + idx = (addr - 0x10) / 6; + data[0] = + tnr_dmd->lna_thrs_tbl_air->thrs[idx].off_on; + data[1] = + tnr_dmd->lna_thrs_tbl_air->thrs[idx].on_off; + } + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + addr, data, 6); + if (ret) + return ret; + } + + data[0] = 0x00; + data[1] = 0x08; + if (tnr_dmd->create_param.stationary_use) + data[2] = 0x1a; + else + data[2] = 0x19; + data[3] = 0x0e; + data[4] = 0x09; + data[5] = 0x0e; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x13); + if (ret) + return ret; + for (addr = 0x10; addr < 0xcf; addr += 6) { + if (tnr_dmd->lna_thrs_tbl_cable) { + u8 idx = 0; + + idx = (addr - 0x10) / 6; + data[0] = + tnr_dmd->lna_thrs_tbl_cable->thrs[idx].off_on; + data[1] = + tnr_dmd->lna_thrs_tbl_cable->thrs[idx].on_off; + } + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + addr, data, 6); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x11); + if (ret) + return ret; + data[0] = 0x08; + data[1] = 0x09; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xbd, data, 2); + if (ret) + return ret; + data[0] = 0x08; + data[1] = 0x09; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xc4, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xc9, rf_init1_cdata4, 8); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x14); + if (ret) + return ret; + data[0] = 0x15; + data[1] = 0x18; + data[2] = 0x00; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data, 3); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq4, + ARRAY_SIZE(rf_init1_seq4)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x12, rf_init1_cdata5, 50); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0x00) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq5, + ARRAY_SIZE(rf_init1_seq5)); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x11, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0x00) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + rf_init1_seq6, + ARRAY_SIZE(rf_init1_seq6)); + if (ret) + return ret; + + data[0] = 0x00; + data[1] = 0xfe; + data[2] = 0xee; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x6e, data, 3); + if (ret) + return ret; + data[0] = 0xa1; + data[1] = 0x8b; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x8d, data, 2); + if (ret) + return ret; + data[0] = 0x08; + data[1] = 0x09; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x77, data, 2); + if (ret) + return ret; + + if (tnr_dmd->create_param.stationary_use) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x80, 0xaa); + if (ret) + return ret; + } + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + rf_init1_seq7, + ARRAY_SIZE(rf_init1_seq7)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq8, + ARRAY_SIZE(rf_init1_seq8)); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x1a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0x00) + return -EINVAL; + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init1_seq9, + ARRAY_SIZE(rf_init1_seq9)); +} + +static int rf_init2(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data[5] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + data[0] = 0x40; + data[1] = 0x40; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xea, data, 2); + if (ret) + return ret; + + usleep_range(1000, 2000); + + data[0] = 0x00; + if (tnr_dmd->chip_id == CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X) + data[1] = 0x00; + else + data[1] = 0x01; + data[2] = 0x01; + data[3] = 0x03; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x30, data, 4); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + rf_init2_seq1, + ARRAY_SIZE(rf_init2_seq1)); + if (ret) + return ret; + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + rf_init2_seq2, + ARRAY_SIZE(rf_init2_seq2)); +} + +static int x_tune1(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_sys sys, u32 freq_khz, + enum cxd2880_dtv_bandwidth bandwidth, + u8 is_cable, int shift_frequency_khz) +{ + u8 data[11] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_tune1_seq1, + ARRAY_SIZE(x_tune1_seq1)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + data[2] = 0x0e; + data[4] = 0x03; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xe7, data, 5); + if (ret) + return ret; + + data[0] = 0x1f; + data[1] = 0x80; + data[2] = 0x18; + data[3] = 0x00; + data[4] = 0x07; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xe7, data, 5); + if (ret) + return ret; + + usleep_range(1000, 2000); + + data[0] = 0x72; + data[1] = 0x81; + data[3] = 0x1d; + data[4] = 0x6f; + data[5] = 0x7e; + data[7] = 0x1c; + switch (sys) { + case CXD2880_DTV_SYS_DVBT: + data[2] = 0x94; + data[6] = 0x91; + break; + case CXD2880_DTV_SYS_DVBT2: + data[2] = 0x96; + data[6] = 0x93; + break; + default: + return -EINVAL; + } + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x44, data, 8); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + x_tune1_seq2, + ARRAY_SIZE(x_tune1_seq2)); + if (ret) + return ret; + + data[0] = 0x03; + data[1] = 0xe2; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x1e, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + data[0] = is_cable ? 0x01 : 0x00; + data[1] = 0x00; + data[2] = 0x6b; + data[3] = 0x4d; + + switch (bandwidth) { + case CXD2880_DTV_BW_1_7_MHZ: + data[4] = 0x03; + break; + case CXD2880_DTV_BW_5_MHZ: + case CXD2880_DTV_BW_6_MHZ: + data[4] = 0x00; + break; + case CXD2880_DTV_BW_7_MHZ: + data[4] = 0x01; + break; + case CXD2880_DTV_BW_8_MHZ: + data[4] = 0x02; + break; + default: + return -EINVAL; + } + + data[5] = 0x00; + + freq_khz += shift_frequency_khz; + + data[6] = (freq_khz >> 16) & 0x0f; + data[7] = (freq_khz >> 8) & 0xff; + data[8] = freq_khz & 0xff; + data[9] = 0xff; + data[10] = 0xfe; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x52, data, 11); +} + +static int x_tune2(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_bandwidth bandwidth, + enum cxd2880_tnrdmd_clockmode clk_mode, + int shift_frequency_khz) +{ + u8 data[3] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x11); + if (ret) + return ret; + + data[0] = 0x01; + data[1] = 0x0e; + data[2] = 0x01; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x2d, data, 3); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + x_tune2_seq1, + ARRAY_SIZE(x_tune2_seq1)); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x2c, data, 1); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x60, data[0]); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + x_tune2_seq2, + ARRAY_SIZE(x_tune2_seq2)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_tune2_seq3, + ARRAY_SIZE(x_tune2_seq3)); + if (ret) + return ret; + + if (shift_frequency_khz != 0) { + int shift_freq = 0; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0xe1); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, data, 2); + if (ret) + return ret; + + shift_freq = shift_frequency_khz * 1000; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + default: + if (shift_freq >= 0) + shift_freq = (shift_freq + 183 / 2) / 183; + else + shift_freq = (shift_freq - 183 / 2) / 183; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + if (shift_freq >= 0) + shift_freq = (shift_freq + 178 / 2) / 178; + else + shift_freq = (shift_freq - 178 / 2) / 178; + break; + } + + shift_freq += + cxd2880_convert2s_complement((data[0] << 8) | data[1], 16); + + if (shift_freq > 32767) + shift_freq = 32767; + else if (shift_freq < -32768) + shift_freq = -32768; + + data[0] = (shift_freq >> 8) & 0xff; + data[1] = shift_freq & 0xff; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x69, data, 1); + if (ret) + return ret; + + shift_freq = -shift_frequency_khz; + + if (bandwidth == CXD2880_DTV_BW_1_7_MHZ) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + default: + if (shift_freq >= 0) + shift_freq = + (shift_freq * 1000 + + 17578 / 2) / 17578; + else + shift_freq = + (shift_freq * 1000 - + 17578 / 2) / 17578; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + if (shift_freq >= 0) + shift_freq = + (shift_freq * 1000 + + 17090 / 2) / 17090; + else + shift_freq = + (shift_freq * 1000 - + 17090 / 2) / 17090; + break; + } + } else { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + default: + if (shift_freq >= 0) + shift_freq = + (shift_freq * 1000 + + 35156 / 2) / 35156; + else + shift_freq = + (shift_freq * 1000 - + 35156 / 2) / 35156; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + if (shift_freq >= 0) + shift_freq = + (shift_freq * 1000 + + 34180 / 2) / 34180; + else + shift_freq = + (shift_freq * 1000 - + 34180 / 2) / 34180; + break; + } + } + + shift_freq += cxd2880_convert2s_complement(data[0], 8); + + if (shift_freq > 127) + shift_freq = 127; + else if (shift_freq < -128) + shift_freq = -128; + + data[0] = shift_freq & 0xff; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x69, data[0]); + if (ret) + return ret; + } + + if (tnr_dmd->create_param.stationary_use) { + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_tune2_seq4, + ARRAY_SIZE(x_tune2_seq4)); + if (ret) + return ret; + } + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_tune2_seq5, + ARRAY_SIZE(x_tune2_seq5)); +} + +static int x_tune3(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_sys sys, + u8 en_fef_intmtnt_ctrl) +{ + u8 data[6] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_tune3_seq, + ARRAY_SIZE(x_tune3_seq)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + if (sys == CXD2880_DTV_SYS_DVBT2 && en_fef_intmtnt_ctrl) + memset(data, 0x01, sizeof(data)); + else + memset(data, 0x00, sizeof(data)); + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xef, data, 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x2d); + if (ret) + return ret; + if (sys == CXD2880_DTV_SYS_DVBT2 && en_fef_intmtnt_ctrl) + data[0] = 0x00; + else + data[0] = 0x01; + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb1, data[0]); +} + +static int x_tune4(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data[2] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + ret = tnr_dmd->diver_sub->io->write_reg(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = 0x14; + data[1] = 0x00; + ret = tnr_dmd->diver_sub->io->write_regs(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x55, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = 0x0b; + data[1] = 0xff; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x53, data, 2); + if (ret) + return ret; + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x57, 0x01); + if (ret) + return ret; + data[0] = 0x0b; + data[1] = 0xff; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x55, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->diver_sub->io->write_reg(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = 0x14; + data[1] = 0x00; + ret = tnr_dmd->diver_sub->io->write_regs(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x53, data, 2); + if (ret) + return ret; + ret = tnr_dmd->diver_sub->io->write_reg(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x57, 0x02); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_tune4_seq, + ARRAY_SIZE(x_tune4_seq)); + if (ret) + return ret; + + return cxd2880_io_write_multi_regs(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_DMD, + x_tune4_seq, + ARRAY_SIZE(x_tune4_seq)); +} + +static int x_sleep1(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data[3] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + x_sleep1_seq, + ARRAY_SIZE(x_sleep1_seq)); + if (ret) + return ret; + + data[0] = 0x00; + data[1] = 0x00; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x53, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->diver_sub->io->write_reg(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = 0x1f; + data[1] = 0xff; + data[2] = 0x03; + ret = tnr_dmd->diver_sub->io->write_regs(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x55, data, 3); + if (ret) + return ret; + data[0] = 0x00; + data[1] = 0x00; + ret = tnr_dmd->diver_sub->io->write_regs(tnr_dmd->diver_sub->io, + CXD2880_IO_TGT_SYS, + 0x53, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + data[0] = 0x1f; + data[1] = 0xff; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x55, data, 2); +} + +static int x_sleep2(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data = 0; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_sleep2_seq1, + ARRAY_SIZE(x_sleep2_seq1)); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb2, &data, 1); + if (ret) + return ret; + + if ((data & 0x01) == 0x00) + return -EINVAL; + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + x_sleep2_seq2, + ARRAY_SIZE(x_sleep2_seq2)); +} + +static int x_sleep3(struct cxd2880_tnrdmd *tnr_dmd) +{ + if (!tnr_dmd) + return -EINVAL; + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_sleep3_seq, + ARRAY_SIZE(x_sleep3_seq)); +} + +static int x_sleep4(struct cxd2880_tnrdmd *tnr_dmd) +{ + if (!tnr_dmd) + return -EINVAL; + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + x_sleep4_seq, + ARRAY_SIZE(x_sleep4_seq)); +} + +static int spll_reset(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_tnrdmd_clockmode clockmode) +{ + u8 data[4] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + spll_reset_seq1, + ARRAY_SIZE(spll_reset_seq1)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + spll_reset_seq2, + ARRAY_SIZE(spll_reset_seq2)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + spll_reset_seq3, + ARRAY_SIZE(spll_reset_seq3)); + if (ret) + return ret; + + switch (clockmode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data[0] = 0x00; + break; + + case CXD2880_TNRDMD_CLOCKMODE_B: + data[0] = 0x01; + break; + + case CXD2880_TNRDMD_CLOCKMODE_C: + data[0] = 0x02; + break; + + default: + return -EINVAL; + } + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x30, data[0]); + if (ret) + return ret; + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x22, 0x00); + if (ret) + return ret; + + usleep_range(2000, 3000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x10, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0x00) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + spll_reset_seq4, + ARRAY_SIZE(spll_reset_seq4)); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + spll_reset_seq5, + ARRAY_SIZE(spll_reset_seq5)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + memset(data, 0x00, sizeof(data)); + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x26, data, 4); +} + +static int t_power_x(struct cxd2880_tnrdmd *tnr_dmd, u8 on) +{ + u8 data[3] = { 0 }; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + t_power_x_seq1, + ARRAY_SIZE(t_power_x_seq1)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + t_power_x_seq2, + ARRAY_SIZE(t_power_x_seq2)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + t_power_x_seq3, + ARRAY_SIZE(t_power_x_seq3)); + if (ret) + return ret; + + if (on) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x2b, 0x01); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x12, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + t_power_x_seq4, + ARRAY_SIZE(t_power_x_seq4)); + if (ret) + return ret; + } else { + data[0] = 0x03; + data[1] = 0x00; + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x2a, data, 2); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x13, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0) + return -EINVAL; + } + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + t_power_x_seq5, + ARRAY_SIZE(t_power_x_seq5)); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x11, data, 1); + if (ret) + return ret; + if ((data[0] & 0x01) == 0) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + t_power_x_seq6, + ARRAY_SIZE(t_power_x_seq6)); + if (ret) + return ret; + + usleep_range(1000, 2000); + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + t_power_x_seq7, + ARRAY_SIZE(t_power_x_seq7)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + memset(data, 0x00, sizeof(data)); + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x27, data, 3); +} + +struct cxd2880_tnrdmd_ts_clk_cfg { + u8 srl_clk_mode; + u8 srl_duty_mode; + u8 ts_clk_period; +}; + +static int set_ts_clk_mode_and_freq(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_sys sys) +{ + int ret; + u8 backwards_compatible = 0; + struct cxd2880_tnrdmd_ts_clk_cfg ts_clk_cfg; + u8 ts_rate_ctrl_off = 0; + u8 ts_in_off = 0; + u8 ts_clk_manaul_on = 0; + u8 data = 0; + + static const struct cxd2880_tnrdmd_ts_clk_cfg srl_ts_clk_stgs[2][2] = { + { + {3, 1, 8,}, + {0, 2, 16,} + }, { + {1, 1, 8,}, + {2, 2, 16,} + } + }; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + if (tnr_dmd->is_ts_backwards_compatible_mode) { + backwards_compatible = 1; + ts_rate_ctrl_off = 1; + ts_in_off = 1; + } else { + backwards_compatible = 0; + ts_rate_ctrl_off = 0; + ts_in_off = 0; + } + + if (tnr_dmd->ts_byte_clk_manual_setting) { + ts_clk_manaul_on = 1; + ts_rate_ctrl_off = 0; + } + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xd3, ts_rate_ctrl_off, 0x01); + if (ret) + return ret; + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xde, ts_in_off, 0x01); + if (ret) + return ret; + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xda, ts_clk_manaul_on, 0x01); + if (ret) + return ret; + + ts_clk_cfg = srl_ts_clk_stgs[tnr_dmd->srl_ts_clk_mod_cnts] + [tnr_dmd->srl_ts_clk_frq]; + + if (tnr_dmd->ts_byte_clk_manual_setting) + ts_clk_cfg.ts_clk_period = tnr_dmd->ts_byte_clk_manual_setting; + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xc4, ts_clk_cfg.srl_clk_mode, 0x03); + if (ret) + return ret; + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xd1, ts_clk_cfg.srl_duty_mode, 0x03); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, 0xd9, + ts_clk_cfg.ts_clk_period); + if (ret) + return ret; + + data = backwards_compatible ? 0x00 : 0x01; + + if (sys == CXD2880_DTV_SYS_DVBT) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x10); + if (ret) + return ret; + + ret = + cxd2880_io_set_reg_bits(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x66, data, 0x01); + } + + return ret; +} + +static int pid_ftr_setting(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_tnrdmd_pid_ftr_cfg + *pid_ftr_cfg) +{ + int i; + int ret; + u8 data[65]; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + if (!pid_ftr_cfg) + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x50, 0x02); + + data[0] = pid_ftr_cfg->is_negative ? 0x01 : 0x00; + + for (i = 0; i < 32; i++) { + if (pid_ftr_cfg->pid_cfg[i].is_en) { + data[1 + (i * 2)] = (pid_ftr_cfg->pid_cfg[i].pid >> 8) | 0x20; + data[2 + (i * 2)] = pid_ftr_cfg->pid_cfg[i].pid & 0xff; + } else { + data[1 + (i * 2)] = 0x00; + data[2 + (i * 2)] = 0x00; + } + } + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x50, data, 65); +} + +static int load_cfg_mem(struct cxd2880_tnrdmd *tnr_dmd) +{ + int ret; + u8 i; + + if (!tnr_dmd) + return -EINVAL; + + for (i = 0; i < tnr_dmd->cfg_mem_last_entry; i++) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + tnr_dmd->cfg_mem[i].tgt, + 0x00, tnr_dmd->cfg_mem[i].bank); + if (ret) + return ret; + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + tnr_dmd->cfg_mem[i].tgt, + tnr_dmd->cfg_mem[i].address, + tnr_dmd->cfg_mem[i].value, + tnr_dmd->cfg_mem[i].bit_mask); + if (ret) + return ret; + } + + return 0; +} + +static int set_cfg_mem(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_io_tgt tgt, + u8 bank, u8 address, u8 value, u8 bit_mask) +{ + u8 i; + u8 value_stored = 0; + + if (!tnr_dmd) + return -EINVAL; + + for (i = 0; i < tnr_dmd->cfg_mem_last_entry; i++) { + if (value_stored == 0 && + tnr_dmd->cfg_mem[i].tgt == tgt && + tnr_dmd->cfg_mem[i].bank == bank && + tnr_dmd->cfg_mem[i].address == address) { + tnr_dmd->cfg_mem[i].value &= ~bit_mask; + tnr_dmd->cfg_mem[i].value |= (value & bit_mask); + + tnr_dmd->cfg_mem[i].bit_mask |= bit_mask; + + value_stored = 1; + } + } + + if (value_stored) + return 0; + + if (tnr_dmd->cfg_mem_last_entry < CXD2880_TNRDMD_MAX_CFG_MEM_COUNT) { + tnr_dmd->cfg_mem[tnr_dmd->cfg_mem_last_entry].tgt = tgt; + tnr_dmd->cfg_mem[tnr_dmd->cfg_mem_last_entry].bank = bank; + tnr_dmd->cfg_mem[tnr_dmd->cfg_mem_last_entry].address = address; + tnr_dmd->cfg_mem[tnr_dmd->cfg_mem_last_entry].value = (value & bit_mask); + tnr_dmd->cfg_mem[tnr_dmd->cfg_mem_last_entry].bit_mask = bit_mask; + tnr_dmd->cfg_mem_last_entry++; + } else { + return -ENOMEM; + } + + return 0; +} + +int cxd2880_tnrdmd_create(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_io *io, + struct cxd2880_tnrdmd_create_param + *create_param) +{ + if (!tnr_dmd || !io || !create_param) + return -EINVAL; + + memset(tnr_dmd, 0, sizeof(struct cxd2880_tnrdmd)); + + tnr_dmd->io = io; + tnr_dmd->create_param = *create_param; + + tnr_dmd->diver_mode = CXD2880_TNRDMD_DIVERMODE_SINGLE; + tnr_dmd->diver_sub = NULL; + + tnr_dmd->srl_ts_clk_mod_cnts = 1; + tnr_dmd->en_fef_intmtnt_base = 1; + tnr_dmd->en_fef_intmtnt_lite = 1; + tnr_dmd->rf_lvl_cmpstn = NULL; + tnr_dmd->lna_thrs_tbl_air = NULL; + tnr_dmd->lna_thrs_tbl_cable = NULL; + atomic_set(&tnr_dmd->cancel, 0); + + return 0; +} + +int cxd2880_tnrdmd_diver_create(struct cxd2880_tnrdmd + *tnr_dmd_main, + struct cxd2880_io *io_main, + struct cxd2880_tnrdmd *tnr_dmd_sub, + struct cxd2880_io *io_sub, + struct + cxd2880_tnrdmd_diver_create_param + *create_param) +{ + struct cxd2880_tnrdmd_create_param *main_param, *sub_param; + + if (!tnr_dmd_main || !io_main || !tnr_dmd_sub || !io_sub || + !create_param) + return -EINVAL; + + memset(tnr_dmd_main, 0, sizeof(struct cxd2880_tnrdmd)); + memset(tnr_dmd_sub, 0, sizeof(struct cxd2880_tnrdmd)); + + main_param = &tnr_dmd_main->create_param; + sub_param = &tnr_dmd_sub->create_param; + + tnr_dmd_main->io = io_main; + tnr_dmd_main->diver_mode = CXD2880_TNRDMD_DIVERMODE_MAIN; + tnr_dmd_main->diver_sub = tnr_dmd_sub; + tnr_dmd_main->create_param.en_internal_ldo = + create_param->en_internal_ldo; + + main_param->ts_output_if = create_param->ts_output_if; + main_param->xtal_share_type = CXD2880_TNRDMD_XTAL_SHARE_MASTER; + main_param->xosc_cap = create_param->xosc_cap_main; + main_param->xosc_i = create_param->xosc_i_main; + main_param->is_cxd2881gg = create_param->is_cxd2881gg; + main_param->stationary_use = create_param->stationary_use; + + tnr_dmd_sub->io = io_sub; + tnr_dmd_sub->diver_mode = CXD2880_TNRDMD_DIVERMODE_SUB; + tnr_dmd_sub->diver_sub = NULL; + + sub_param->en_internal_ldo = create_param->en_internal_ldo; + sub_param->ts_output_if = create_param->ts_output_if; + sub_param->xtal_share_type = CXD2880_TNRDMD_XTAL_SHARE_SLAVE; + sub_param->xosc_cap = 0; + sub_param->xosc_i = create_param->xosc_i_sub; + sub_param->is_cxd2881gg = create_param->is_cxd2881gg; + sub_param->stationary_use = create_param->stationary_use; + + tnr_dmd_main->srl_ts_clk_mod_cnts = 1; + tnr_dmd_main->en_fef_intmtnt_base = 1; + tnr_dmd_main->en_fef_intmtnt_lite = 1; + tnr_dmd_main->rf_lvl_cmpstn = NULL; + tnr_dmd_main->lna_thrs_tbl_air = NULL; + tnr_dmd_main->lna_thrs_tbl_cable = NULL; + + tnr_dmd_sub->srl_ts_clk_mod_cnts = 1; + tnr_dmd_sub->en_fef_intmtnt_base = 1; + tnr_dmd_sub->en_fef_intmtnt_lite = 1; + tnr_dmd_sub->rf_lvl_cmpstn = NULL; + tnr_dmd_sub->lna_thrs_tbl_air = NULL; + tnr_dmd_sub->lna_thrs_tbl_cable = NULL; + + return 0; +} + +int cxd2880_tnrdmd_init1(struct cxd2880_tnrdmd *tnr_dmd) +{ + int ret; + + if (!tnr_dmd || tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + tnr_dmd->chip_id = CXD2880_TNRDMD_CHIP_ID_UNKNOWN; + tnr_dmd->state = CXD2880_TNRDMD_STATE_UNKNOWN; + tnr_dmd->clk_mode = CXD2880_TNRDMD_CLOCKMODE_UNKNOWN; + tnr_dmd->frequency_khz = 0; + tnr_dmd->sys = CXD2880_DTV_SYS_UNKNOWN; + tnr_dmd->bandwidth = CXD2880_DTV_BW_UNKNOWN; + tnr_dmd->scan_mode = 0; + atomic_set(&tnr_dmd->cancel, 0); + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + tnr_dmd->diver_sub->chip_id = CXD2880_TNRDMD_CHIP_ID_UNKNOWN; + tnr_dmd->diver_sub->state = CXD2880_TNRDMD_STATE_UNKNOWN; + tnr_dmd->diver_sub->clk_mode = CXD2880_TNRDMD_CLOCKMODE_UNKNOWN; + tnr_dmd->diver_sub->frequency_khz = 0; + tnr_dmd->diver_sub->sys = CXD2880_DTV_SYS_UNKNOWN; + tnr_dmd->diver_sub->bandwidth = CXD2880_DTV_BW_UNKNOWN; + tnr_dmd->diver_sub->scan_mode = 0; + atomic_set(&tnr_dmd->diver_sub->cancel, 0); + } + + ret = cxd2880_tnrdmd_chip_id(tnr_dmd, &tnr_dmd->chip_id); + if (ret) + return ret; + + if (!CXD2880_TNRDMD_CHIP_ID_VALID(tnr_dmd->chip_id)) + return -ENOTTY; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + cxd2880_tnrdmd_chip_id(tnr_dmd->diver_sub, + &tnr_dmd->diver_sub->chip_id); + if (ret) + return ret; + + if (!CXD2880_TNRDMD_CHIP_ID_VALID(tnr_dmd->diver_sub->chip_id)) + return -ENOTTY; + } + + ret = p_init1(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = p_init1(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + usleep_range(1000, 2000); + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = p_init2(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + ret = p_init2(tnr_dmd); + if (ret) + return ret; + + usleep_range(5000, 6000); + + ret = p_init3(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = p_init3(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + ret = rf_init1(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = rf_init1(tnr_dmd->diver_sub); + + return ret; +} + +int cxd2880_tnrdmd_init2(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 cpu_task_completed; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + ret = cxd2880_tnrdmd_check_internal_cpu_status(tnr_dmd, + &cpu_task_completed); + if (ret) + return ret; + + if (!cpu_task_completed) + return -EINVAL; + + ret = rf_init2(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = rf_init2(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + ret = load_cfg_mem(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = load_cfg_mem(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + tnr_dmd->state = CXD2880_TNRDMD_STATE_SLEEP; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + tnr_dmd->diver_sub->state = CXD2880_TNRDMD_STATE_SLEEP; + + return ret; +} + +int cxd2880_tnrdmd_check_internal_cpu_status(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *task_completed) +{ + u16 cpu_status = 0; + int ret; + + if (!tnr_dmd || !task_completed) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + ret = cxd2880_tnrdmd_mon_internal_cpu_status(tnr_dmd, &cpu_status); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + if (cpu_status == 0) + *task_completed = 1; + else + *task_completed = 0; + + return ret; + } + if (cpu_status != 0) { + *task_completed = 0; + return ret; + } + + ret = cxd2880_tnrdmd_mon_internal_cpu_status_sub(tnr_dmd, &cpu_status); + if (ret) + return ret; + + if (cpu_status == 0) + *task_completed = 1; + else + *task_completed = 0; + + return ret; +} + +int cxd2880_tnrdmd_common_tune_setting1(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_sys sys, + u32 frequency_khz, + enum cxd2880_dtv_bandwidth + bandwidth, u8 one_seg_opt, + u8 one_seg_opt_shft_dir) +{ + u8 data; + enum cxd2880_tnrdmd_clockmode new_clk_mode = + CXD2880_TNRDMD_CLOCKMODE_A; + int shift_frequency_khz; + u8 cpu_task_completed; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (frequency_khz < 4000) + return -EINVAL; + + ret = cxd2880_tnrdmd_sleep(tnr_dmd); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, + 0x00); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x2b, + &data, + 1); + if (ret) + return ret; + + switch (sys) { + case CXD2880_DTV_SYS_DVBT: + if (data == 0x00) { + ret = t_power_x(tnr_dmd, 1); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = t_power_x(tnr_dmd->diver_sub, 1); + if (ret) + return ret; + } + } + break; + + case CXD2880_DTV_SYS_DVBT2: + if (data == 0x01) { + ret = t_power_x(tnr_dmd, 0); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = t_power_x(tnr_dmd->diver_sub, 0); + if (ret) + return ret; + } + } + break; + + default: + return -EINVAL; + } + + ret = spll_reset(tnr_dmd, new_clk_mode); + if (ret) + return ret; + + tnr_dmd->clk_mode = new_clk_mode; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = spll_reset(tnr_dmd->diver_sub, new_clk_mode); + if (ret) + return ret; + + tnr_dmd->diver_sub->clk_mode = new_clk_mode; + } + + ret = load_cfg_mem(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = load_cfg_mem(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + if (one_seg_opt) { + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + shift_frequency_khz = 350; + } else { + if (one_seg_opt_shft_dir) + shift_frequency_khz = 350; + else + shift_frequency_khz = -350; + + if (tnr_dmd->create_param.xtal_share_type == + CXD2880_TNRDMD_XTAL_SHARE_SLAVE) + shift_frequency_khz *= -1; + } + } else { + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + shift_frequency_khz = 150; + } else { + switch (tnr_dmd->create_param.xtal_share_type) { + case CXD2880_TNRDMD_XTAL_SHARE_NONE: + case CXD2880_TNRDMD_XTAL_SHARE_EXTREF: + default: + shift_frequency_khz = 0; + break; + case CXD2880_TNRDMD_XTAL_SHARE_MASTER: + shift_frequency_khz = 150; + break; + case CXD2880_TNRDMD_XTAL_SHARE_SLAVE: + shift_frequency_khz = -150; + break; + } + } + } + + ret = + x_tune1(tnr_dmd, sys, frequency_khz, bandwidth, + tnr_dmd->is_cable_input, shift_frequency_khz); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + x_tune1(tnr_dmd->diver_sub, sys, frequency_khz, + bandwidth, tnr_dmd->is_cable_input, + -shift_frequency_khz); + if (ret) + return ret; + } + + usleep_range(10000, 11000); + + ret = + cxd2880_tnrdmd_check_internal_cpu_status(tnr_dmd, + &cpu_task_completed); + if (ret) + return ret; + + if (!cpu_task_completed) + return -EINVAL; + + ret = + x_tune2(tnr_dmd, bandwidth, tnr_dmd->clk_mode, + shift_frequency_khz); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + x_tune2(tnr_dmd->diver_sub, bandwidth, + tnr_dmd->diver_sub->clk_mode, + -shift_frequency_khz); + if (ret) + return ret; + } + + if (tnr_dmd->create_param.ts_output_if == CXD2880_TNRDMD_TSOUT_IF_TS) { + ret = set_ts_clk_mode_and_freq(tnr_dmd, sys); + } else { + struct cxd2880_tnrdmd_pid_ftr_cfg *pid_ftr_cfg; + + if (tnr_dmd->pid_ftr_cfg_en) + pid_ftr_cfg = &tnr_dmd->pid_ftr_cfg; + else + pid_ftr_cfg = NULL; + + ret = pid_ftr_setting(tnr_dmd, pid_ftr_cfg); + } + + return ret; +} + +int cxd2880_tnrdmd_common_tune_setting2(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dtv_sys sys, + u8 en_fef_intmtnt_ctrl) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = x_tune3(tnr_dmd, sys, en_fef_intmtnt_ctrl); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = x_tune3(tnr_dmd->diver_sub, sys, en_fef_intmtnt_ctrl); + if (ret) + return ret; + ret = x_tune4(tnr_dmd); + if (ret) + return ret; + } + + return cxd2880_tnrdmd_set_ts_output(tnr_dmd, 1); +} + +int cxd2880_tnrdmd_sleep(struct cxd2880_tnrdmd *tnr_dmd) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state == CXD2880_TNRDMD_STATE_SLEEP) + return 0; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = cxd2880_tnrdmd_set_ts_output(tnr_dmd, 0); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = x_sleep1(tnr_dmd); + if (ret) + return ret; + } + + ret = x_sleep2(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = x_sleep2(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + switch (tnr_dmd->sys) { + case CXD2880_DTV_SYS_DVBT: + ret = cxd2880_tnrdmd_dvbt_sleep_setting(tnr_dmd); + if (ret) + return ret; + break; + + case CXD2880_DTV_SYS_DVBT2: + ret = cxd2880_tnrdmd_dvbt2_sleep_setting(tnr_dmd); + if (ret) + return ret; + break; + + default: + return -EINVAL; + } + + ret = x_sleep3(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = x_sleep3(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + ret = x_sleep4(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = x_sleep4(tnr_dmd->diver_sub); + if (ret) + return ret; + } + + tnr_dmd->state = CXD2880_TNRDMD_STATE_SLEEP; + tnr_dmd->frequency_khz = 0; + tnr_dmd->sys = CXD2880_DTV_SYS_UNKNOWN; + tnr_dmd->bandwidth = CXD2880_DTV_BW_UNKNOWN; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + tnr_dmd->diver_sub->state = CXD2880_TNRDMD_STATE_SLEEP; + tnr_dmd->diver_sub->frequency_khz = 0; + tnr_dmd->diver_sub->sys = CXD2880_DTV_SYS_UNKNOWN; + tnr_dmd->diver_sub->bandwidth = CXD2880_DTV_BW_UNKNOWN; + } + + return 0; +} + +int cxd2880_tnrdmd_set_cfg(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_tnrdmd_cfg_id id, + int value) +{ + int ret = 0; + u8 data[2] = { 0 }; + u8 need_sub_setting = 0; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + switch (id) { + case CXD2880_TNRDMD_CFG_OUTPUT_SEL_MSB: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc4, + value ? 0x00 : 0x10, + 0x10); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSVALID_ACTIVE_HI: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc5, + value ? 0x00 : 0x02, + 0x02); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSSYNC_ACTIVE_HI: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc5, + value ? 0x00 : 0x04, + 0x04); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSERR_ACTIVE_HI: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xcb, + value ? 0x00 : 0x01, + 0x01); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_LATCH_ON_POSEDGE: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc5, + value ? 0x01 : 0x00, + 0x01); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSCLK_CONT: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + tnr_dmd->srl_ts_clk_mod_cnts = value ? 0x01 : 0x00; + break; + + case CXD2880_TNRDMD_CFG_TSCLK_MASK: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (value < 0 || value > 0x1f) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc6, value, + 0x1f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSVALID_MASK: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (value < 0 || value > 0x1f) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc8, value, + 0x1f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSERR_MASK: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (value < 0 || value > 0x1f) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xc9, value, + 0x1f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSERR_VALID_DIS: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x91, + value ? 0x01 : 0x00, + 0x01); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSPIN_CURRENT: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x51, value, + 0x3f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSPIN_PULLUP_MANUAL: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x50, + value ? 0x80 : 0x00, + 0x80); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSPIN_PULLUP: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x50, value, + 0x3f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TSCLK_FREQ: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (value < 0 || value > 1) + return -EINVAL; + + tnr_dmd->srl_ts_clk_frq = + (enum cxd2880_tnrdmd_serial_ts_clk)value; + break; + + case CXD2880_TNRDMD_CFG_TSBYTECLK_MANUAL: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (value < 0 || value > 0xff) + return -EINVAL; + + tnr_dmd->ts_byte_clk_manual_setting = value; + + break; + + case CXD2880_TNRDMD_CFG_TS_PACKET_GAP: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (value < 0 || value > 7) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0xd6, value, + 0x07); + if (ret) + return ret; + + break; + + case CXD2880_TNRDMD_CFG_TS_BACKWARDS_COMPATIBLE: + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + tnr_dmd->is_ts_backwards_compatible_mode = value ? 1 : 0; + + break; + + case CXD2880_TNRDMD_CFG_PWM_VALUE: + if (value < 0 || value > 0x1000) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x22, + value ? 0x01 : 0x00, + 0x01); + if (ret) + return ret; + + data[0] = (value >> 8) & 0x1f; + data[1] = value & 0xff; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x23, + data[0], 0x1f); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x24, + data[1], 0xff); + if (ret) + return ret; + + break; + + case CXD2880_TNRDMD_CFG_INTERRUPT: + data[0] = (value >> 8) & 0xff; + data[1] = value & 0xff; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x48, data[0], + 0xff); + if (ret) + return ret; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x49, data[1], + 0xff); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_INTERRUPT_LOCK_SEL: + data[0] = value & 0x07; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x4a, data[0], + 0x07); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_INTERRUPT_INV_LOCK_SEL: + data[0] = (value & 0x07) << 3; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x4a, data[0], + 0x38); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_FIXED_CLOCKMODE: + if (value < CXD2880_TNRDMD_CLOCKMODE_UNKNOWN || + value > CXD2880_TNRDMD_CLOCKMODE_C) + return -EINVAL; + tnr_dmd->fixed_clk_mode = (enum cxd2880_tnrdmd_clockmode)value; + break; + + case CXD2880_TNRDMD_CFG_CABLE_INPUT: + tnr_dmd->is_cable_input = value ? 1 : 0; + break; + + case CXD2880_TNRDMD_CFG_DVBT2_FEF_INTERMITTENT_BASE: + tnr_dmd->en_fef_intmtnt_base = value ? 1 : 0; + break; + + case CXD2880_TNRDMD_CFG_DVBT2_FEF_INTERMITTENT_LITE: + tnr_dmd->en_fef_intmtnt_lite = value ? 1 : 0; + break; + + case CXD2880_TNRDMD_CFG_TS_BUF_ALMOST_EMPTY_THRS: + data[0] = (value >> 8) & 0x07; + data[1] = value & 0xff; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x99, data[0], + 0x07); + if (ret) + return ret; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x9a, data[1], + 0xff); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TS_BUF_ALMOST_FULL_THRS: + data[0] = (value >> 8) & 0x07; + data[1] = value & 0xff; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x9b, data[0], + 0x07); + if (ret) + return ret; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x9c, data[1], + 0xff); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_TS_BUF_RRDY_THRS: + data[0] = (value >> 8) & 0x07; + data[1] = value & 0xff; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x9d, data[0], + 0x07); + if (ret) + return ret; + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x00, 0x9e, data[1], + 0xff); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_BLINDTUNE_DVBT2_FIRST: + tnr_dmd->blind_tune_dvbt2_first = value ? 1 : 0; + break; + + case CXD2880_TNRDMD_CFG_DVBT_BERN_PERIOD: + if (value < 0 || value > 31) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x10, 0x60, + value & 0x1f, 0x1f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_DVBT_VBER_PERIOD: + if (value < 0 || value > 7) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x10, 0x6f, + value & 0x07, 0x07); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_DVBT2_BBER_MES: + if (value < 0 || value > 15) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x20, 0x72, + value & 0x0f, 0x0f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_DVBT2_LBER_MES: + if (value < 0 || value > 15) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x20, 0x6f, + value & 0x0f, 0x0f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_DVBT_PER_MES: + if (value < 0 || value > 15) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x10, 0x5c, + value & 0x0f, 0x0f); + if (ret) + return ret; + break; + + case CXD2880_TNRDMD_CFG_DVBT2_PER_MES: + if (value < 0 || value > 15) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_DMD, + 0x24, 0xdc, + value & 0x0f, 0x0f); + if (ret) + return ret; + break; + + default: + return -EINVAL; + } + + if (need_sub_setting && + tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = cxd2880_tnrdmd_set_cfg(tnr_dmd->diver_sub, id, value); + + return ret; +} + +int cxd2880_tnrdmd_gpio_set_cfg(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, + u8 en, + enum cxd2880_tnrdmd_gpio_mode mode, + u8 open_drain, u8 invert) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (id > 2) + return -EINVAL; + + if (mode > CXD2880_TNRDMD_GPIO_MODE_EEW) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, CXD2880_IO_TGT_SYS, + 0x00, 0x40 + id, mode, + 0x0f); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, CXD2880_IO_TGT_SYS, + 0x00, 0x43, + open_drain ? (1 << id) : 0, + 1 << id); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, CXD2880_IO_TGT_SYS, + 0x00, 0x44, + invert ? (1 << id) : 0, + 1 << id); + if (ret) + return ret; + + return cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x45, + en ? 0 : (1 << id), + 1 << id); +} + +int cxd2880_tnrdmd_gpio_set_cfg_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, + u8 en, + enum cxd2880_tnrdmd_gpio_mode + mode, u8 open_drain, u8 invert) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_gpio_set_cfg(tnr_dmd->diver_sub, id, en, mode, + open_drain, invert); +} + +int cxd2880_tnrdmd_gpio_read(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 *value) +{ + u8 data = 0; + int ret; + + if (!tnr_dmd || !value) + return -EINVAL; + + if (id > 2) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x20, &data, 1); + if (ret) + return ret; + + *value = (data >> id) & 0x01; + + return 0; +} + +int cxd2880_tnrdmd_gpio_read_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 *value) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_gpio_read(tnr_dmd->diver_sub, id, value); +} + +int cxd2880_tnrdmd_gpio_write(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 value) +{ + if (!tnr_dmd) + return -EINVAL; + + if (id > 2) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + return cxd2880_tnrdmd_set_and_save_reg_bits(tnr_dmd, + CXD2880_IO_TGT_SYS, + 0x00, 0x46, + value ? (1 << id) : 0, + 1 << id); +} + +int cxd2880_tnrdmd_gpio_write_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 value) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_gpio_write(tnr_dmd->diver_sub, id, value); +} + +int cxd2880_tnrdmd_interrupt_read(struct cxd2880_tnrdmd *tnr_dmd, + u16 *value) +{ + int ret; + u8 data[2] = { 0 }; + + if (!tnr_dmd || !value) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x0a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x15, data, 2); + if (ret) + return ret; + + *value = (data[0] << 8) | data[1]; + + return 0; +} + +int cxd2880_tnrdmd_interrupt_clear(struct cxd2880_tnrdmd *tnr_dmd, + u16 value) +{ + int ret; + u8 data[2] = { 0 }; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + + data[0] = (value >> 8) & 0xff; + data[1] = value & 0xff; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x3c, data, 2); +} + +int cxd2880_tnrdmd_ts_buf_clear(struct cxd2880_tnrdmd *tnr_dmd, + u8 clear_overflow_flag, + u8 clear_underflow_flag, + u8 clear_buf) +{ + int ret; + u8 data[2] = { 0 }; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + data[0] = clear_overflow_flag ? 0x02 : 0x00; + data[0] |= clear_underflow_flag ? 0x01 : 0x00; + data[1] = clear_buf ? 0x01 : 0x00; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x9f, data, 2); +} + +int cxd2880_tnrdmd_chip_id(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_tnrdmd_chip_id *chip_id) +{ + int ret; + u8 data = 0; + + if (!tnr_dmd || !chip_id) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0xfd, &data, 1); + if (ret) + return ret; + + *chip_id = (enum cxd2880_tnrdmd_chip_id)data; + + return 0; +} + +int cxd2880_tnrdmd_set_and_save_reg_bits(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_io_tgt tgt, + u8 bank, u8 address, + u8 value, u8 bit_mask) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, tgt, 0x00, bank); + if (ret) + return ret; + + ret = cxd2880_io_set_reg_bits(tnr_dmd->io, + tgt, address, value, bit_mask); + if (ret) + return ret; + + return set_cfg_mem(tnr_dmd, tgt, bank, address, value, bit_mask); +} + +int cxd2880_tnrdmd_set_scan_mode(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_sys sys, + u8 scan_mode_end) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + tnr_dmd->scan_mode = scan_mode_end; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + return cxd2880_tnrdmd_set_scan_mode(tnr_dmd->diver_sub, sys, + scan_mode_end); + else + return 0; +} + +int cxd2880_tnrdmd_set_pid_ftr(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_tnrdmd_pid_ftr_cfg + *pid_ftr_cfg) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->create_param.ts_output_if == CXD2880_TNRDMD_TSOUT_IF_TS) + return -ENOTTY; + + if (pid_ftr_cfg) { + tnr_dmd->pid_ftr_cfg = *pid_ftr_cfg; + tnr_dmd->pid_ftr_cfg_en = 1; + } else { + tnr_dmd->pid_ftr_cfg_en = 0; + } + + if (tnr_dmd->state == CXD2880_TNRDMD_STATE_ACTIVE) + return pid_ftr_setting(tnr_dmd, pid_ftr_cfg); + else + return 0; +} + +int cxd2880_tnrdmd_set_rf_lvl_cmpstn(struct cxd2880_tnrdmd + *tnr_dmd, + int (*rf_lvl_cmpstn) + (struct cxd2880_tnrdmd *, + int *)) +{ + if (!tnr_dmd) + return -EINVAL; + + tnr_dmd->rf_lvl_cmpstn = rf_lvl_cmpstn; + + return 0; +} + +int cxd2880_tnrdmd_set_rf_lvl_cmpstn_sub(struct cxd2880_tnrdmd + *tnr_dmd, + int (*rf_lvl_cmpstn) + (struct cxd2880_tnrdmd *, + int *)) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_set_rf_lvl_cmpstn(tnr_dmd->diver_sub, + rf_lvl_cmpstn); +} + +int cxd2880_tnrdmd_set_lna_thrs(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_tnrdmd_lna_thrs_tbl_air + *tbl_air, + struct cxd2880_tnrdmd_lna_thrs_tbl_cable + *tbl_cable) +{ + if (!tnr_dmd) + return -EINVAL; + + tnr_dmd->lna_thrs_tbl_air = tbl_air; + tnr_dmd->lna_thrs_tbl_cable = tbl_cable; + + return 0; +} + +int cxd2880_tnrdmd_set_lna_thrs_sub(struct cxd2880_tnrdmd *tnr_dmd, + struct + cxd2880_tnrdmd_lna_thrs_tbl_air + *tbl_air, + struct cxd2880_tnrdmd_lna_thrs_tbl_cable + *tbl_cable) +{ + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_set_lna_thrs(tnr_dmd->diver_sub, + tbl_air, tbl_cable); +} + +int cxd2880_tnrdmd_set_ts_pin_high_low(struct cxd2880_tnrdmd + *tnr_dmd, u8 en, u8 value) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP) + return -EINVAL; + + if (tnr_dmd->create_param.ts_output_if != CXD2880_TNRDMD_TSOUT_IF_TS) + return -ENOTTY; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x00); + if (ret) + return ret; + + if (en) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x50, ((value & 0x1f) | 0x80)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x52, (value & 0x1f)); + } else { + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + set_ts_pin_seq, + ARRAY_SIZE(set_ts_pin_seq)); + if (ret) + return ret; + + ret = load_cfg_mem(tnr_dmd); + } + + return ret; +} + +int cxd2880_tnrdmd_set_ts_output(struct cxd2880_tnrdmd *tnr_dmd, + u8 en) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + switch (tnr_dmd->create_param.ts_output_if) { + case CXD2880_TNRDMD_TSOUT_IF_TS: + if (en) { + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + set_ts_output_seq1, + ARRAY_SIZE(set_ts_output_seq1)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + set_ts_output_seq2, + ARRAY_SIZE(set_ts_output_seq2)); + if (ret) + return ret; + } else { + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + set_ts_output_seq3, + ARRAY_SIZE(set_ts_output_seq3)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + set_ts_output_seq4, + ARRAY_SIZE(set_ts_output_seq4)); + if (ret) + return ret; + } + break; + + case CXD2880_TNRDMD_TSOUT_IF_SPI: + break; + + case CXD2880_TNRDMD_TSOUT_IF_SDIO: + break; + + default: + return -EINVAL; + } + + return 0; +} + +int slvt_freeze_reg(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 data; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + switch (tnr_dmd->create_param.ts_output_if) { + case CXD2880_TNRDMD_TSOUT_IF_SPI: + case CXD2880_TNRDMD_TSOUT_IF_SDIO: + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, &data, 1); + if (ret) + return ret; + + break; + case CXD2880_TNRDMD_TSOUT_IF_TS: + default: + break; + } + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x01, 0x01); +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd.h new file mode 100644 index 000000000..9d809a251 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd.h @@ -0,0 +1,365 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * common control interface + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_TNRDMD_H +#define CXD2880_TNRDMD_H + +#include <linux/atomic.h> + +#include "cxd2880_common.h" +#include "cxd2880_io.h" +#include "cxd2880_dtv.h" +#include "cxd2880_dvbt.h" +#include "cxd2880_dvbt2.h" + +#define CXD2880_TNRDMD_MAX_CFG_MEM_COUNT 100 + +#define slvt_unfreeze_reg(tnr_dmd) ((void)((tnr_dmd)->io->write_reg\ +((tnr_dmd)->io, CXD2880_IO_TGT_DMD, 0x01, 0x00))) + +#define CXD2880_TNRDMD_INTERRUPT_TYPE_BUF_UNDERFLOW 0x0001 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_BUF_OVERFLOW 0x0002 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_BUF_ALMOST_EMPTY 0x0004 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_BUF_ALMOST_FULL 0x0008 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_BUF_RRDY 0x0010 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_ILLEGAL_COMMAND 0x0020 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_ILLEGAL_ACCESS 0x0040 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_CPU_ERROR 0x0100 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_LOCK 0x0200 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_INV_LOCK 0x0400 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_NOOFDM 0x0800 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_EWS 0x1000 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_EEW 0x2000 +#define CXD2880_TNRDMD_INTERRUPT_TYPE_FEC_FAIL 0x4000 + +#define CXD2880_TNRDMD_INTERRUPT_LOCK_SEL_L1POST_OK 0x01 +#define CXD2880_TNRDMD_INTERRUPT_LOCK_SEL_DMD_LOCK 0x02 +#define CXD2880_TNRDMD_INTERRUPT_LOCK_SEL_TS_LOCK 0x04 + +enum cxd2880_tnrdmd_chip_id { + CXD2880_TNRDMD_CHIP_ID_UNKNOWN = 0x00, + CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X = 0x62, + CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_11 = 0x6a +}; + +#define CXD2880_TNRDMD_CHIP_ID_VALID(chip_id) \ + (((chip_id) == CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X) || \ + ((chip_id) == CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_11)) + +enum cxd2880_tnrdmd_state { + CXD2880_TNRDMD_STATE_UNKNOWN, + CXD2880_TNRDMD_STATE_SLEEP, + CXD2880_TNRDMD_STATE_ACTIVE, + CXD2880_TNRDMD_STATE_INVALID +}; + +enum cxd2880_tnrdmd_divermode { + CXD2880_TNRDMD_DIVERMODE_SINGLE, + CXD2880_TNRDMD_DIVERMODE_MAIN, + CXD2880_TNRDMD_DIVERMODE_SUB +}; + +enum cxd2880_tnrdmd_clockmode { + CXD2880_TNRDMD_CLOCKMODE_UNKNOWN, + CXD2880_TNRDMD_CLOCKMODE_A, + CXD2880_TNRDMD_CLOCKMODE_B, + CXD2880_TNRDMD_CLOCKMODE_C +}; + +enum cxd2880_tnrdmd_tsout_if { + CXD2880_TNRDMD_TSOUT_IF_TS, + CXD2880_TNRDMD_TSOUT_IF_SPI, + CXD2880_TNRDMD_TSOUT_IF_SDIO +}; + +enum cxd2880_tnrdmd_xtal_share { + CXD2880_TNRDMD_XTAL_SHARE_NONE, + CXD2880_TNRDMD_XTAL_SHARE_EXTREF, + CXD2880_TNRDMD_XTAL_SHARE_MASTER, + CXD2880_TNRDMD_XTAL_SHARE_SLAVE +}; + +enum cxd2880_tnrdmd_spectrum_sense { + CXD2880_TNRDMD_SPECTRUM_NORMAL, + CXD2880_TNRDMD_SPECTRUM_INV +}; + +enum cxd2880_tnrdmd_cfg_id { + CXD2880_TNRDMD_CFG_OUTPUT_SEL_MSB, + CXD2880_TNRDMD_CFG_TSVALID_ACTIVE_HI, + CXD2880_TNRDMD_CFG_TSSYNC_ACTIVE_HI, + CXD2880_TNRDMD_CFG_TSERR_ACTIVE_HI, + CXD2880_TNRDMD_CFG_LATCH_ON_POSEDGE, + CXD2880_TNRDMD_CFG_TSCLK_CONT, + CXD2880_TNRDMD_CFG_TSCLK_MASK, + CXD2880_TNRDMD_CFG_TSVALID_MASK, + CXD2880_TNRDMD_CFG_TSERR_MASK, + CXD2880_TNRDMD_CFG_TSERR_VALID_DIS, + CXD2880_TNRDMD_CFG_TSPIN_CURRENT, + CXD2880_TNRDMD_CFG_TSPIN_PULLUP_MANUAL, + CXD2880_TNRDMD_CFG_TSPIN_PULLUP, + CXD2880_TNRDMD_CFG_TSCLK_FREQ, + CXD2880_TNRDMD_CFG_TSBYTECLK_MANUAL, + CXD2880_TNRDMD_CFG_TS_PACKET_GAP, + CXD2880_TNRDMD_CFG_TS_BACKWARDS_COMPATIBLE, + CXD2880_TNRDMD_CFG_PWM_VALUE, + CXD2880_TNRDMD_CFG_INTERRUPT, + CXD2880_TNRDMD_CFG_INTERRUPT_LOCK_SEL, + CXD2880_TNRDMD_CFG_INTERRUPT_INV_LOCK_SEL, + CXD2880_TNRDMD_CFG_TS_BUF_ALMOST_EMPTY_THRS, + CXD2880_TNRDMD_CFG_TS_BUF_ALMOST_FULL_THRS, + CXD2880_TNRDMD_CFG_TS_BUF_RRDY_THRS, + CXD2880_TNRDMD_CFG_FIXED_CLOCKMODE, + CXD2880_TNRDMD_CFG_CABLE_INPUT, + CXD2880_TNRDMD_CFG_DVBT2_FEF_INTERMITTENT_BASE, + CXD2880_TNRDMD_CFG_DVBT2_FEF_INTERMITTENT_LITE, + CXD2880_TNRDMD_CFG_BLINDTUNE_DVBT2_FIRST, + CXD2880_TNRDMD_CFG_DVBT_BERN_PERIOD, + CXD2880_TNRDMD_CFG_DVBT_VBER_PERIOD, + CXD2880_TNRDMD_CFG_DVBT_PER_MES, + CXD2880_TNRDMD_CFG_DVBT2_BBER_MES, + CXD2880_TNRDMD_CFG_DVBT2_LBER_MES, + CXD2880_TNRDMD_CFG_DVBT2_PER_MES, +}; + +enum cxd2880_tnrdmd_lock_result { + CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT, + CXD2880_TNRDMD_LOCK_RESULT_LOCKED, + CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED +}; + +enum cxd2880_tnrdmd_gpio_mode { + CXD2880_TNRDMD_GPIO_MODE_OUTPUT = 0x00, + CXD2880_TNRDMD_GPIO_MODE_INPUT = 0x01, + CXD2880_TNRDMD_GPIO_MODE_INT = 0x02, + CXD2880_TNRDMD_GPIO_MODE_FEC_FAIL = 0x03, + CXD2880_TNRDMD_GPIO_MODE_PWM = 0x04, + CXD2880_TNRDMD_GPIO_MODE_EWS = 0x05, + CXD2880_TNRDMD_GPIO_MODE_EEW = 0x06 +}; + +enum cxd2880_tnrdmd_serial_ts_clk { + CXD2880_TNRDMD_SERIAL_TS_CLK_FULL, + CXD2880_TNRDMD_SERIAL_TS_CLK_HALF +}; + +struct cxd2880_tnrdmd_cfg_mem { + enum cxd2880_io_tgt tgt; + u8 bank; + u8 address; + u8 value; + u8 bit_mask; +}; + +struct cxd2880_tnrdmd_pid_cfg { + u8 is_en; + u16 pid; +}; + +struct cxd2880_tnrdmd_pid_ftr_cfg { + u8 is_negative; + struct cxd2880_tnrdmd_pid_cfg pid_cfg[32]; +}; + +struct cxd2880_tnrdmd_lna_thrs { + u8 off_on; + u8 on_off; +}; + +struct cxd2880_tnrdmd_lna_thrs_tbl_air { + struct cxd2880_tnrdmd_lna_thrs thrs[24]; +}; + +struct cxd2880_tnrdmd_lna_thrs_tbl_cable { + struct cxd2880_tnrdmd_lna_thrs thrs[32]; +}; + +struct cxd2880_tnrdmd_create_param { + enum cxd2880_tnrdmd_tsout_if ts_output_if; + u8 en_internal_ldo; + enum cxd2880_tnrdmd_xtal_share xtal_share_type; + u8 xosc_cap; + u8 xosc_i; + u8 is_cxd2881gg; + u8 stationary_use; +}; + +struct cxd2880_tnrdmd_diver_create_param { + enum cxd2880_tnrdmd_tsout_if ts_output_if; + u8 en_internal_ldo; + u8 xosc_cap_main; + u8 xosc_i_main; + u8 xosc_i_sub; + u8 is_cxd2881gg; + u8 stationary_use; +}; + +struct cxd2880_tnrdmd { + struct cxd2880_tnrdmd *diver_sub; + struct cxd2880_io *io; + struct cxd2880_tnrdmd_create_param create_param; + enum cxd2880_tnrdmd_divermode diver_mode; + enum cxd2880_tnrdmd_clockmode fixed_clk_mode; + u8 is_cable_input; + u8 en_fef_intmtnt_base; + u8 en_fef_intmtnt_lite; + u8 blind_tune_dvbt2_first; + int (*rf_lvl_cmpstn)(struct cxd2880_tnrdmd *tnr_dmd, + int *rf_lvl_db); + struct cxd2880_tnrdmd_lna_thrs_tbl_air *lna_thrs_tbl_air; + struct cxd2880_tnrdmd_lna_thrs_tbl_cable *lna_thrs_tbl_cable; + u8 srl_ts_clk_mod_cnts; + enum cxd2880_tnrdmd_serial_ts_clk srl_ts_clk_frq; + u8 ts_byte_clk_manual_setting; + u8 is_ts_backwards_compatible_mode; + struct cxd2880_tnrdmd_cfg_mem cfg_mem[CXD2880_TNRDMD_MAX_CFG_MEM_COUNT]; + u8 cfg_mem_last_entry; + struct cxd2880_tnrdmd_pid_ftr_cfg pid_ftr_cfg; + u8 pid_ftr_cfg_en; + void *user; + enum cxd2880_tnrdmd_chip_id chip_id; + enum cxd2880_tnrdmd_state state; + enum cxd2880_tnrdmd_clockmode clk_mode; + u32 frequency_khz; + enum cxd2880_dtv_sys sys; + enum cxd2880_dtv_bandwidth bandwidth; + u8 scan_mode; + atomic_t cancel; +}; + +int cxd2880_tnrdmd_create(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_io *io, + struct cxd2880_tnrdmd_create_param + *create_param); + +int cxd2880_tnrdmd_diver_create(struct cxd2880_tnrdmd + *tnr_dmd_main, + struct cxd2880_io *io_main, + struct cxd2880_tnrdmd *tnr_dmd_sub, + struct cxd2880_io *io_sub, + struct + cxd2880_tnrdmd_diver_create_param + *create_param); + +int cxd2880_tnrdmd_init1(struct cxd2880_tnrdmd *tnr_dmd); + +int cxd2880_tnrdmd_init2(struct cxd2880_tnrdmd *tnr_dmd); + +int cxd2880_tnrdmd_check_internal_cpu_status(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *task_completed); + +int cxd2880_tnrdmd_common_tune_setting1(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dtv_sys sys, + u32 frequency_khz, + enum cxd2880_dtv_bandwidth + bandwidth, u8 one_seg_opt, + u8 one_seg_opt_shft_dir); + +int cxd2880_tnrdmd_common_tune_setting2(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dtv_sys sys, + u8 en_fef_intmtnt_ctrl); + +int cxd2880_tnrdmd_sleep(struct cxd2880_tnrdmd *tnr_dmd); + +int cxd2880_tnrdmd_set_cfg(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_tnrdmd_cfg_id id, + int value); + +int cxd2880_tnrdmd_gpio_set_cfg(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, + u8 en, + enum cxd2880_tnrdmd_gpio_mode mode, + u8 open_drain, u8 invert); + +int cxd2880_tnrdmd_gpio_set_cfg_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, + u8 en, + enum cxd2880_tnrdmd_gpio_mode + mode, u8 open_drain, + u8 invert); + +int cxd2880_tnrdmd_gpio_read(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 *value); + +int cxd2880_tnrdmd_gpio_read_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 *value); + +int cxd2880_tnrdmd_gpio_write(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 value); + +int cxd2880_tnrdmd_gpio_write_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 id, u8 value); + +int cxd2880_tnrdmd_interrupt_read(struct cxd2880_tnrdmd *tnr_dmd, + u16 *value); + +int cxd2880_tnrdmd_interrupt_clear(struct cxd2880_tnrdmd *tnr_dmd, + u16 value); + +int cxd2880_tnrdmd_ts_buf_clear(struct cxd2880_tnrdmd *tnr_dmd, + u8 clear_overflow_flag, + u8 clear_underflow_flag, + u8 clear_buf); + +int cxd2880_tnrdmd_chip_id(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_tnrdmd_chip_id *chip_id); + +int cxd2880_tnrdmd_set_and_save_reg_bits(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_io_tgt tgt, + u8 bank, u8 address, + u8 value, u8 bit_mask); + +int cxd2880_tnrdmd_set_scan_mode(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dtv_sys sys, + u8 scan_mode_end); + +int cxd2880_tnrdmd_set_pid_ftr(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_tnrdmd_pid_ftr_cfg + *pid_ftr_cfg); + +int cxd2880_tnrdmd_set_rf_lvl_cmpstn(struct cxd2880_tnrdmd + *tnr_dmd, + int (*rf_lvl_cmpstn) + (struct cxd2880_tnrdmd *, + int *)); + +int cxd2880_tnrdmd_set_rf_lvl_cmpstn_sub(struct cxd2880_tnrdmd *tnr_dmd, + int (*rf_lvl_cmpstn) + (struct cxd2880_tnrdmd *, + int *)); + +int cxd2880_tnrdmd_set_lna_thrs(struct cxd2880_tnrdmd *tnr_dmd, + struct + cxd2880_tnrdmd_lna_thrs_tbl_air + *tbl_air, + struct + cxd2880_tnrdmd_lna_thrs_tbl_cable + *tbl_cable); + +int cxd2880_tnrdmd_set_lna_thrs_sub(struct cxd2880_tnrdmd *tnr_dmd, + struct + cxd2880_tnrdmd_lna_thrs_tbl_air + *tbl_air, + struct + cxd2880_tnrdmd_lna_thrs_tbl_cable + *tbl_cable); + +int cxd2880_tnrdmd_set_ts_pin_high_low(struct cxd2880_tnrdmd + *tnr_dmd, u8 en, u8 value); + +int cxd2880_tnrdmd_set_ts_output(struct cxd2880_tnrdmd *tnr_dmd, + u8 en); + +int slvt_freeze_reg(struct cxd2880_tnrdmd *tnr_dmd); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_driver_version.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_driver_version.h new file mode 100644 index 000000000..c6d6c8dd1 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_driver_version.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd_driver_version.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * version information + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#define CXD2880_TNRDMD_DRIVER_VERSION "1.4.1 - 1.0.5" + +#define CXD2880_TNRDMD_DRIVER_RELEASE_DATE "2018-04-25" diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt.c new file mode 100644 index 000000000..fe3c6f8b1 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt.c @@ -0,0 +1,919 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_tnrdmd_dvbt.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * control functions for DVB-T + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include <media/dvb_frontend.h> + +#include "cxd2880_tnrdmd_dvbt.h" +#include "cxd2880_tnrdmd_dvbt_mon.h" + +static const struct cxd2880_reg_value tune_dmd_setting_seq1[] = { + {0x00, 0x00}, {0x31, 0x01}, +}; + +static const struct cxd2880_reg_value tune_dmd_setting_seq2[] = { + {0x00, 0x04}, {0x5c, 0xfb}, {0x00, 0x10}, {0xa4, 0x03}, + {0x00, 0x14}, {0xb0, 0x00}, {0x00, 0x25}, +}; + +static const struct cxd2880_reg_value tune_dmd_setting_seq3[] = { + {0x00, 0x12}, {0x44, 0x00}, +}; + +static const struct cxd2880_reg_value tune_dmd_setting_seq4[] = { + {0x00, 0x11}, {0x87, 0xd2}, +}; + +static const struct cxd2880_reg_value tune_dmd_setting_seq5[] = { + {0x00, 0x00}, {0xfd, 0x01}, +}; + +static const struct cxd2880_reg_value sleep_dmd_setting_seq1[] = { + {0x00, 0x04}, {0x5c, 0xd8}, {0x00, 0x10}, {0xa4, 0x00}, +}; + +static const struct cxd2880_reg_value sleep_dmd_setting_seq2[] = { + {0x00, 0x11}, {0x87, 0x04}, +}; + +static int x_tune_dvbt_demod_setting(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dtv_bandwidth + bandwidth, + enum cxd2880_tnrdmd_clockmode + clk_mode) +{ + static const u8 clk_mode_ckffrq_a[2] = { 0x52, 0x49 }; + static const u8 clk_mode_ckffrq_b[2] = { 0x5d, 0x55 }; + static const u8 clk_mode_ckffrq_c[2] = { 0x60, 0x00 }; + static const u8 ratectl_margin[2] = { 0x01, 0xf0 }; + static const u8 maxclkcnt_a[3] = { 0x73, 0xca, 0x49 }; + static const u8 maxclkcnt_b[3] = { 0xc8, 0x13, 0xaa }; + static const u8 maxclkcnt_c[3] = { 0xdc, 0x6c, 0x00 }; + + static const u8 bw8_nomi_ac[5] = { 0x15, 0x00, 0x00, 0x00, 0x00}; + static const u8 bw8_nomi_b[5] = { 0x14, 0x6a, 0xaa, 0xaa, 0xaa}; + static const u8 bw8_gtdofst_a[2] = { 0x01, 0x28 }; + static const u8 bw8_gtdofst_b[2] = { 0x11, 0x44 }; + static const u8 bw8_gtdofst_c[2] = { 0x15, 0x28 }; + static const u8 bw8_mrc_a[5] = { 0x30, 0x00, 0x00, 0x90, 0x00 }; + static const u8 bw8_mrc_b[5] = { 0x36, 0x71, 0x00, 0xa3, 0x55 }; + static const u8 bw8_mrc_c[5] = { 0x38, 0x00, 0x00, 0xa8, 0x00 }; + static const u8 bw8_notch[4] = { 0xb3, 0x00, 0x01, 0x02 }; + + static const u8 bw7_nomi_ac[5] = { 0x18, 0x00, 0x00, 0x00, 0x00}; + static const u8 bw7_nomi_b[5] = { 0x17, 0x55, 0x55, 0x55, 0x55}; + static const u8 bw7_gtdofst_a[2] = { 0x12, 0x4c }; + static const u8 bw7_gtdofst_b[2] = { 0x1f, 0x15 }; + static const u8 bw7_gtdofst_c[2] = { 0x1f, 0xf8 }; + static const u8 bw7_mrc_a[5] = { 0x36, 0xdb, 0x00, 0xa4, 0x92 }; + static const u8 bw7_mrc_b[5] = { 0x3e, 0x38, 0x00, 0xba, 0xaa }; + static const u8 bw7_mrc_c[5] = { 0x40, 0x00, 0x00, 0xc0, 0x00 }; + static const u8 bw7_notch[4] = { 0xb8, 0x00, 0x00, 0x03 }; + + static const u8 bw6_nomi_ac[5] = { 0x1c, 0x00, 0x00, 0x00, 0x00}; + static const u8 bw6_nomi_b[5] = { 0x1b, 0x38, 0xe3, 0x8e, 0x38}; + static const u8 bw6_gtdofst_a[2] = { 0x1f, 0xf8 }; + static const u8 bw6_gtdofst_b[2] = { 0x24, 0x43 }; + static const u8 bw6_gtdofst_c[2] = { 0x25, 0x4c }; + static const u8 bw6_mrc_a[5] = { 0x40, 0x00, 0x00, 0xc0, 0x00 }; + static const u8 bw6_mrc_b[5] = { 0x48, 0x97, 0x00, 0xd9, 0xc7 }; + static const u8 bw6_mrc_c[5] = { 0x4a, 0xaa, 0x00, 0xdf, 0xff }; + static const u8 bw6_notch[4] = { 0xbe, 0xab, 0x00, 0x03 }; + + static const u8 bw5_nomi_ac[5] = { 0x21, 0x99, 0x99, 0x99, 0x99}; + static const u8 bw5_nomi_b[5] = { 0x20, 0xaa, 0xaa, 0xaa, 0xaa}; + static const u8 bw5_gtdofst_a[2] = { 0x26, 0x5d }; + static const u8 bw5_gtdofst_b[2] = { 0x2b, 0x84 }; + static const u8 bw5_gtdofst_c[2] = { 0x2c, 0xc2 }; + static const u8 bw5_mrc_a[5] = { 0x4c, 0xcc, 0x00, 0xe6, 0x66 }; + static const u8 bw5_mrc_b[5] = { 0x57, 0x1c, 0x01, 0x05, 0x55 }; + static const u8 bw5_mrc_c[5] = { 0x59, 0x99, 0x01, 0x0c, 0xcc }; + static const u8 bw5_notch[4] = { 0xc8, 0x01, 0x00, 0x03 }; + const u8 *data = NULL; + u8 sst_data; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + tune_dmd_setting_seq1, + ARRAY_SIZE(tune_dmd_setting_seq1)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = clk_mode_ckffrq_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = clk_mode_ckffrq_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = clk_mode_ckffrq_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x65, data, 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x5d, 0x07); + if (ret) + return ret; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_SUB) { + u8 data[2] = { 0x01, 0x01 }; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xce, data, 2); + if (ret) + return ret; + } + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + tune_dmd_setting_seq2, + ARRAY_SIZE(tune_dmd_setting_seq2)); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xf0, ratectl_margin, 2); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN || + tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) { + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + tune_dmd_setting_seq3, + ARRAY_SIZE(tune_dmd_setting_seq3)); + if (ret) + return ret; + } + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) { + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + tune_dmd_setting_seq4, + ARRAY_SIZE(tune_dmd_setting_seq4)); + if (ret) + return ret; + } + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_SUB) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = maxclkcnt_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = maxclkcnt_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = maxclkcnt_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x68, data, 3); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) + return ret; + + switch (bandwidth) { + case CXD2880_DTV_BW_8_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw8_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw8_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, data, 5); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x00); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw8_gtdofst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw8_gtdofst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw8_gtdofst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x7d, data, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_B: + sst_data = 0x35; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + sst_data = 0x34; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x71, sst_data); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw8_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw8_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw8_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, &data[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x51, &data[2], 3); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x72, &bw8_notch[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x6b, &bw8_notch[2], 2); + if (ret) + return ret; + break; + + case CXD2880_DTV_BW_7_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw7_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw7_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, data, 5); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x02); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw7_gtdofst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw7_gtdofst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw7_gtdofst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x7d, data, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_B: + sst_data = 0x2f; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + sst_data = 0x2e; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x71, sst_data); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw7_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw7_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw7_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, &data[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x51, &data[2], 3); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x72, &bw7_notch[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x6b, &bw7_notch[2], 2); + if (ret) + return ret; + break; + + case CXD2880_DTV_BW_6_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw6_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw6_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, data, 5); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x04); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw6_gtdofst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw6_gtdofst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw6_gtdofst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x7d, data, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + sst_data = 0x29; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + sst_data = 0x2a; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x71, sst_data); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw6_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw6_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw6_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, &data[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x51, &data[2], 3); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x72, &bw6_notch[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x6b, &bw6_notch[2], 2); + if (ret) + return ret; + break; + + case CXD2880_DTV_BW_5_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw5_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw5_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, data, 5); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x06); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw5_gtdofst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw5_gtdofst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw5_gtdofst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x7d, data, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_B: + sst_data = 0x24; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + sst_data = 0x23; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x71, sst_data); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw5_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw5_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw5_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, &data[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x51, &data[2], 3); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x72, &bw5_notch[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x6b, &bw5_notch[2], 2); + if (ret) + return ret; + break; + + default: + return -EINVAL; + } + + return cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + tune_dmd_setting_seq5, + ARRAY_SIZE(tune_dmd_setting_seq5)); +} + +static int x_sleep_dvbt_demod_setting(struct cxd2880_tnrdmd + *tnr_dmd) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + sleep_dmd_setting_seq1, + ARRAY_SIZE(sleep_dmd_setting_seq1)); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + sleep_dmd_setting_seq2, + ARRAY_SIZE(sleep_dmd_setting_seq2)); + + return ret; +} + +static int dvbt_set_profile(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dvbt_profile profile) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x10); + if (ret) + return ret; + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x67, + (profile == CXD2880_DVBT_PROFILE_HP) + ? 0x00 : 0x01); +} + +int cxd2880_tnrdmd_dvbt_tune1(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt_tune_param + *tune_param) +{ + int ret; + + if (!tnr_dmd || !tune_param) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_common_tune_setting1(tnr_dmd, CXD2880_DTV_SYS_DVBT, + tune_param->center_freq_khz, + tune_param->bandwidth, 0, 0); + if (ret) + return ret; + + ret = + x_tune_dvbt_demod_setting(tnr_dmd, tune_param->bandwidth, + tnr_dmd->clk_mode); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + x_tune_dvbt_demod_setting(tnr_dmd->diver_sub, + tune_param->bandwidth, + tnr_dmd->diver_sub->clk_mode); + if (ret) + return ret; + } + + return dvbt_set_profile(tnr_dmd, tune_param->profile); +} + +int cxd2880_tnrdmd_dvbt_tune2(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt_tune_param + *tune_param) +{ + int ret; + + if (!tnr_dmd || !tune_param) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_common_tune_setting2(tnr_dmd, CXD2880_DTV_SYS_DVBT, + 0); + if (ret) + return ret; + + tnr_dmd->state = CXD2880_TNRDMD_STATE_ACTIVE; + tnr_dmd->frequency_khz = tune_param->center_freq_khz; + tnr_dmd->sys = CXD2880_DTV_SYS_DVBT; + tnr_dmd->bandwidth = tune_param->bandwidth; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + tnr_dmd->diver_sub->state = CXD2880_TNRDMD_STATE_ACTIVE; + tnr_dmd->diver_sub->frequency_khz = tune_param->center_freq_khz; + tnr_dmd->diver_sub->sys = CXD2880_DTV_SYS_DVBT; + tnr_dmd->diver_sub->bandwidth = tune_param->bandwidth; + } + + return 0; +} + +int cxd2880_tnrdmd_dvbt_sleep_setting(struct cxd2880_tnrdmd *tnr_dmd) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = x_sleep_dvbt_demod_setting(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = x_sleep_dvbt_demod_setting(tnr_dmd->diver_sub); + + return ret; +} + +int cxd2880_tnrdmd_dvbt_check_demod_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock) +{ + int ret; + + u8 sync_stat = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 unlock_detected_sub = 0; + + if (!tnr_dmd || !lock) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_dvbt_mon_sync_stat(tnr_dmd, &sync_stat, &ts_lock, + &unlock_detected); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + if (sync_stat == 6) + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + else if (unlock_detected) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; + } + + if (sync_stat == 6) { + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + return ret; + } + + ret = + cxd2880_tnrdmd_dvbt_mon_sync_stat_sub(tnr_dmd, &sync_stat, + &unlock_detected_sub); + if (ret) + return ret; + + if (sync_stat == 6) + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + else if (unlock_detected && unlock_detected_sub) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; +} + +int cxd2880_tnrdmd_dvbt_check_ts_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock) +{ + int ret; + + u8 sync_stat = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 unlock_detected_sub = 0; + + if (!tnr_dmd || !lock) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_dvbt_mon_sync_stat(tnr_dmd, &sync_stat, &ts_lock, + &unlock_detected); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + if (ts_lock) + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + else if (unlock_detected) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; + } + + if (ts_lock) { + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + return ret; + } else if (!unlock_detected) { + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + return ret; + } + + ret = + cxd2880_tnrdmd_dvbt_mon_sync_stat_sub(tnr_dmd, &sync_stat, + &unlock_detected_sub); + if (ret) + return ret; + + if (unlock_detected && unlock_detected_sub) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt.h new file mode 100644 index 000000000..35d81ccc7 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd_dvbt.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * control interface for DVB-T + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_TNRDMD_DVBT_H +#define CXD2880_TNRDMD_DVBT_H + +#include "cxd2880_common.h" +#include "cxd2880_tnrdmd.h" + +struct cxd2880_dvbt_tune_param { + u32 center_freq_khz; + enum cxd2880_dtv_bandwidth bandwidth; + enum cxd2880_dvbt_profile profile; +}; + +int cxd2880_tnrdmd_dvbt_tune1(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt_tune_param + *tune_param); + +int cxd2880_tnrdmd_dvbt_tune2(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt_tune_param + *tune_param); + +int cxd2880_tnrdmd_dvbt_sleep_setting(struct cxd2880_tnrdmd + *tnr_dmd); + +int cxd2880_tnrdmd_dvbt_check_demod_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock); + +int cxd2880_tnrdmd_dvbt_check_ts_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.c new file mode 100644 index 000000000..dd32004a1 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.c @@ -0,0 +1,1217 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_tnrdmd_dvbt2.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * control functions for DVB-T2 + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include <media/dvb_frontend.h> + +#include "cxd2880_tnrdmd_dvbt2.h" +#include "cxd2880_tnrdmd_dvbt2_mon.h" + +static const struct cxd2880_reg_value tune_dmd_setting_seq1[] = { + {0x00, 0x00}, {0x31, 0x02}, +}; + +static const struct cxd2880_reg_value tune_dmd_setting_seq2[] = { + {0x00, 0x04}, {0x5d, 0x0b}, +}; + +static int x_tune_dvbt2_demod_setting(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dtv_bandwidth + bandwidth, + enum cxd2880_tnrdmd_clockmode + clk_mode) +{ + static const u8 tsif_settings[2] = { 0x01, 0x01 }; + static const u8 init_settings[14] = { + 0x07, 0x06, 0x01, 0xf0, 0x00, 0x00, 0x04, 0xb0, 0x00, 0x00, + 0x09, 0x9c, 0x0e, 0x4c + }; + static const u8 clk_mode_settings_a1[9] = { + 0x52, 0x49, 0x2c, 0x51, 0x51, 0x3d, 0x15, 0x29, 0x0c + }; + + static const u8 clk_mode_settings_b1[9] = { + 0x5d, 0x55, 0x32, 0x5c, 0x5c, 0x45, 0x17, 0x2e, 0x0d + }; + + static const u8 clk_mode_settings_c1[9] = { + 0x60, 0x00, 0x34, 0x5e, 0x5e, 0x47, 0x18, 0x2f, 0x0e + }; + + static const u8 clk_mode_settings_a2[13] = { + 0x04, 0xe7, 0x94, 0x92, 0x09, 0xcf, 0x7e, 0xd0, 0x49, + 0xcd, 0xcd, 0x1f, 0x5b + }; + + static const u8 clk_mode_settings_b2[13] = { + 0x05, 0x90, 0x27, 0x55, 0x0b, 0x20, 0x8f, 0xd6, 0xea, + 0xc8, 0xc8, 0x23, 0x91 + }; + + static const u8 clk_mode_settings_c2[13] = { + 0x05, 0xb8, 0xd8, 0x00, 0x0b, 0x72, 0x93, 0xf3, 0x00, + 0xcd, 0xcd, 0x24, 0x95 + }; + + static const u8 clk_mode_settings_a3[5] = { + 0x0b, 0x6a, 0xc9, 0x03, 0x33 + }; + static const u8 clk_mode_settings_b3[5] = { + 0x01, 0x02, 0xe4, 0x03, 0x39 + }; + static const u8 clk_mode_settings_c3[5] = { + 0x01, 0x02, 0xeb, 0x03, 0x3b + }; + + static const u8 gtdofst[2] = { 0x3f, 0xff }; + + static const u8 bw8_gtdofst_a[2] = { 0x19, 0xd2 }; + static const u8 bw8_nomi_ac[6] = { 0x15, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const u8 bw8_nomi_b[6] = { 0x14, 0x6a, 0xaa, 0xaa, 0xab, 0x00 }; + static const u8 bw8_sst_a[2] = { 0x06, 0x2a }; + static const u8 bw8_sst_b[2] = { 0x06, 0x29 }; + static const u8 bw8_sst_c[2] = { 0x06, 0x28 }; + static const u8 bw8_mrc_a[9] = { + 0x28, 0x00, 0x50, 0x00, 0x60, 0x00, 0x00, 0x90, 0x00 + }; + static const u8 bw8_mrc_b[9] = { + 0x2d, 0x5e, 0x5a, 0xbd, 0x6c, 0xe3, 0x00, 0xa3, 0x55 + }; + static const u8 bw8_mrc_c[9] = { + 0x2e, 0xaa, 0x5d, 0x55, 0x70, 0x00, 0x00, 0xa8, 0x00 + }; + + static const u8 bw7_nomi_ac[6] = { 0x18, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const u8 bw7_nomi_b[6] = { 0x17, 0x55, 0x55, 0x55, 0x55, 0x00 }; + static const u8 bw7_sst_a[2] = { 0x06, 0x23 }; + static const u8 bw7_sst_b[2] = { 0x06, 0x22 }; + static const u8 bw7_sst_c[2] = { 0x06, 0x21 }; + static const u8 bw7_mrc_a[9] = { + 0x2d, 0xb6, 0x5b, 0x6d, 0x6d, 0xb6, 0x00, 0xa4, 0x92 + }; + static const u8 bw7_mrc_b[9] = { + 0x33, 0xda, 0x67, 0xb4, 0x7c, 0x71, 0x00, 0xba, 0xaa + }; + static const u8 bw7_mrc_c[9] = { + 0x35, 0x55, 0x6a, 0xaa, 0x80, 0x00, 0x00, 0xc0, 0x00 + }; + + static const u8 bw6_nomi_ac[6] = { 0x1c, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const u8 bw6_nomi_b[6] = { 0x1b, 0x38, 0xe3, 0x8e, 0x39, 0x00 }; + static const u8 bw6_sst_a[2] = { 0x06, 0x1c }; + static const u8 bw6_sst_b[2] = { 0x06, 0x1b }; + static const u8 bw6_sst_c[2] = { 0x06, 0x1a }; + static const u8 bw6_mrc_a[9] = { + 0x35, 0x55, 0x6a, 0xaa, 0x80, 0x00, 0x00, 0xc0, 0x00 + }; + static const u8 bw6_mrc_b[9] = { + 0x3c, 0x7e, 0x78, 0xfc, 0x91, 0x2f, 0x00, 0xd9, 0xc7 + }; + static const u8 bw6_mrc_c[9] = { + 0x3e, 0x38, 0x7c, 0x71, 0x95, 0x55, 0x00, 0xdf, 0xff + }; + + static const u8 bw5_nomi_ac[6] = { 0x21, 0x99, 0x99, 0x99, 0x9a, 0x00 }; + static const u8 bw5_nomi_b[6] = { 0x20, 0xaa, 0xaa, 0xaa, 0xab, 0x00 }; + static const u8 bw5_sst_a[2] = { 0x06, 0x15 }; + static const u8 bw5_sst_b[2] = { 0x06, 0x15 }; + static const u8 bw5_sst_c[2] = { 0x06, 0x14 }; + static const u8 bw5_mrc_a[9] = { + 0x40, 0x00, 0x6a, 0xaa, 0x80, 0x00, 0x00, 0xe6, 0x66 + }; + static const u8 bw5_mrc_b[9] = { + 0x48, 0x97, 0x78, 0xfc, 0x91, 0x2f, 0x01, 0x05, 0x55 + }; + static const u8 bw5_mrc_c[9] = { + 0x4a, 0xaa, 0x7c, 0x71, 0x95, 0x55, 0x01, 0x0c, 0xcc + }; + + static const u8 bw1_7_nomi_a[6] = { + 0x68, 0x0f, 0xa2, 0x32, 0xcf, 0x03 + }; + static const u8 bw1_7_nomi_c[6] = { + 0x68, 0x0f, 0xa2, 0x32, 0xcf, 0x03 + }; + static const u8 bw1_7_nomi_b[6] = { + 0x65, 0x2b, 0xa4, 0xcd, 0xd8, 0x03 + }; + static const u8 bw1_7_sst_a[2] = { 0x06, 0x0c }; + static const u8 bw1_7_sst_b[2] = { 0x06, 0x0c }; + static const u8 bw1_7_sst_c[2] = { 0x06, 0x0b }; + static const u8 bw1_7_mrc_a[9] = { + 0x40, 0x00, 0x6a, 0xaa, 0x80, 0x00, 0x02, 0xc9, 0x8f + }; + static const u8 bw1_7_mrc_b[9] = { + 0x48, 0x97, 0x78, 0xfc, 0x91, 0x2f, 0x03, 0x29, 0x5d + }; + static const u8 bw1_7_mrc_c[9] = { + 0x4a, 0xaa, 0x7c, 0x71, 0x95, 0x55, 0x03, 0x40, 0x7d + }; + + const u8 *data = NULL; + const u8 *data2 = NULL; + const u8 *data3 = NULL; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + tune_dmd_setting_seq1, + ARRAY_SIZE(tune_dmd_setting_seq1)); + if (ret) + return ret; + + ret = cxd2880_io_write_multi_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + tune_dmd_setting_seq2, + ARRAY_SIZE(tune_dmd_setting_seq2)); + if (ret) + return ret; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_SUB) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xce, tsif_settings, 2); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x20); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x8a, init_settings[0]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x90, init_settings[1]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x25); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xf0, &init_settings[2], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x2a); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xdc, init_settings[4]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xde, init_settings[5]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x2d); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x73, &init_settings[6], 4); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x8f, &init_settings[10], 4); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = clk_mode_settings_a1; + data2 = clk_mode_settings_a2; + data3 = clk_mode_settings_a3; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = clk_mode_settings_b1; + data2 = clk_mode_settings_b2; + data3 = clk_mode_settings_b3; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = clk_mode_settings_c1; + data2 = clk_mode_settings_c2; + data3 = clk_mode_settings_c3; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1d, &data[0], 3); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x22, data[3]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x24, data[4]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x26, data[5]); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x29, &data[6], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x2d, data[8]); + if (ret) + return ret; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_SUB) { + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x2e, &data2[0], 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x35, &data2[6], 7); + if (ret) + return ret; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x3c, &data3[0], 2); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x56, &data3[2], 3); + if (ret) + return ret; + + switch (bandwidth) { + case CXD2880_DTV_BW_8_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw8_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw8_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, data, 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x00); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw8_gtdofst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = gtdofst; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x19, data, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw8_sst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw8_sst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw8_sst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1b, data, 2); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw8_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw8_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw8_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, data, 9); + if (ret) + return ret; + } + break; + + case CXD2880_DTV_BW_7_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw7_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw7_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, data, 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x02); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x19, gtdofst, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw7_sst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw7_sst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw7_sst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1b, data, 2); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw7_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw7_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw7_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, data, 9); + if (ret) + return ret; + } + break; + + case CXD2880_DTV_BW_6_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw6_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw6_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, data, 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x04); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x19, gtdofst, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw6_sst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw6_sst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw6_sst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1b, data, 2); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw6_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw6_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw6_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, data, 9); + if (ret) + return ret; + } + break; + + case CXD2880_DTV_BW_5_MHZ: + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw5_nomi_ac; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw5_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, data, 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x06); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x19, gtdofst, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw5_sst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw5_sst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw5_sst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1b, data, 2); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw5_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw5_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw5_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, data, 9); + if (ret) + return ret; + } + break; + + case CXD2880_DTV_BW_1_7_MHZ: + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw1_7_nomi_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw1_7_nomi_c; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw1_7_nomi_b; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, data, 6); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4a, 0x03); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x19, gtdofst, 2); + if (ret) + return ret; + + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw1_7_sst_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw1_7_sst_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw1_7_sst_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1b, data, 2); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + switch (clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + data = bw1_7_mrc_a; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + data = bw1_7_mrc_b; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + data = bw1_7_mrc_c; + break; + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x4b, data, 9); + if (ret) + return ret; + } + break; + + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xfd, 0x01); +} + +static int x_sleep_dvbt2_demod_setting(struct cxd2880_tnrdmd + *tnr_dmd) +{ + static const u8 difint_clip[] = { + 0, 1, 0, 2, 0, 4, 0, 8, 0, 16, 0, 32 + }; + int ret = 0; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x1d); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x47, difint_clip, 12); + } + + return ret; +} + +static int dvbt2_set_profile(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dvbt2_profile profile) +{ + u8 t2_mode_tune_mode = 0; + u8 seq_not2_dtime = 0; + u8 dtime1 = 0; + u8 dtime2 = 0; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + switch (tnr_dmd->clk_mode) { + case CXD2880_TNRDMD_CLOCKMODE_A: + dtime1 = 0x27; + dtime2 = 0x0c; + break; + case CXD2880_TNRDMD_CLOCKMODE_B: + dtime1 = 0x2c; + dtime2 = 0x0d; + break; + case CXD2880_TNRDMD_CLOCKMODE_C: + dtime1 = 0x2e; + dtime2 = 0x0e; + break; + default: + return -EINVAL; + } + + switch (profile) { + case CXD2880_DVBT2_PROFILE_BASE: + t2_mode_tune_mode = 0x01; + seq_not2_dtime = dtime2; + break; + + case CXD2880_DVBT2_PROFILE_LITE: + t2_mode_tune_mode = 0x05; + seq_not2_dtime = dtime1; + break; + + case CXD2880_DVBT2_PROFILE_ANY: + t2_mode_tune_mode = 0x00; + seq_not2_dtime = dtime1; + break; + + default: + return -EINVAL; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x2e); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, t2_mode_tune_mode); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) + return ret; + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x2c, seq_not2_dtime); +} + +int cxd2880_tnrdmd_dvbt2_tune1(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_tune_param + *tune_param) +{ + int ret; + + if (!tnr_dmd || !tune_param) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN && + tune_param->profile == CXD2880_DVBT2_PROFILE_ANY) + return -ENOTTY; + + ret = + cxd2880_tnrdmd_common_tune_setting1(tnr_dmd, CXD2880_DTV_SYS_DVBT2, + tune_param->center_freq_khz, + tune_param->bandwidth, 0, 0); + if (ret) + return ret; + + ret = + x_tune_dvbt2_demod_setting(tnr_dmd, tune_param->bandwidth, + tnr_dmd->clk_mode); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + x_tune_dvbt2_demod_setting(tnr_dmd->diver_sub, + tune_param->bandwidth, + tnr_dmd->diver_sub->clk_mode); + if (ret) + return ret; + } + + ret = dvbt2_set_profile(tnr_dmd, tune_param->profile); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + dvbt2_set_profile(tnr_dmd->diver_sub, tune_param->profile); + if (ret) + return ret; + } + + if (tune_param->data_plp_id == CXD2880_DVBT2_TUNE_PARAM_PLPID_AUTO) + ret = cxd2880_tnrdmd_dvbt2_set_plp_cfg(tnr_dmd, 1, 0); + else + ret = + cxd2880_tnrdmd_dvbt2_set_plp_cfg(tnr_dmd, 0, + (u8)(tune_param->data_plp_id)); + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_tune2(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_tune_param + *tune_param) +{ + u8 en_fef_intmtnt_ctrl = 1; + int ret; + + if (!tnr_dmd || !tune_param) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + switch (tune_param->profile) { + case CXD2880_DVBT2_PROFILE_BASE: + en_fef_intmtnt_ctrl = tnr_dmd->en_fef_intmtnt_base; + break; + case CXD2880_DVBT2_PROFILE_LITE: + en_fef_intmtnt_ctrl = tnr_dmd->en_fef_intmtnt_lite; + break; + case CXD2880_DVBT2_PROFILE_ANY: + if (tnr_dmd->en_fef_intmtnt_base && + tnr_dmd->en_fef_intmtnt_lite) + en_fef_intmtnt_ctrl = 1; + else + en_fef_intmtnt_ctrl = 0; + break; + default: + return -EINVAL; + } + + ret = + cxd2880_tnrdmd_common_tune_setting2(tnr_dmd, + CXD2880_DTV_SYS_DVBT2, + en_fef_intmtnt_ctrl); + if (ret) + return ret; + + tnr_dmd->state = CXD2880_TNRDMD_STATE_ACTIVE; + tnr_dmd->frequency_khz = tune_param->center_freq_khz; + tnr_dmd->sys = CXD2880_DTV_SYS_DVBT2; + tnr_dmd->bandwidth = tune_param->bandwidth; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) { + tnr_dmd->diver_sub->state = CXD2880_TNRDMD_STATE_ACTIVE; + tnr_dmd->diver_sub->frequency_khz = tune_param->center_freq_khz; + tnr_dmd->diver_sub->sys = CXD2880_DTV_SYS_DVBT2; + tnr_dmd->diver_sub->bandwidth = tune_param->bandwidth; + } + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_sleep_setting(struct cxd2880_tnrdmd + *tnr_dmd) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = x_sleep_dvbt2_demod_setting(tnr_dmd); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = x_sleep_dvbt2_demod_setting(tnr_dmd->diver_sub); + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_check_demod_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock) +{ + int ret; + + u8 sync_stat = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 unlock_detected_sub = 0; + + if (!tnr_dmd || !lock) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_stat, &ts_lock, + &unlock_detected); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + if (sync_stat == 6) + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + else if (unlock_detected) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; + } + + if (sync_stat == 6) { + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + return ret; + } + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(tnr_dmd, &sync_stat, + &unlock_detected_sub); + if (ret) + return ret; + + if (sync_stat == 6) + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + else if (unlock_detected && unlock_detected_sub) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_check_ts_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock) +{ + int ret; + + u8 sync_stat = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 unlock_detected_sub = 0; + + if (!tnr_dmd || !lock) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_stat, &ts_lock, + &unlock_detected); + if (ret) + return ret; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + if (ts_lock) + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + else if (unlock_detected) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; + } + + if (ts_lock) { + *lock = CXD2880_TNRDMD_LOCK_RESULT_LOCKED; + return ret; + } else if (!unlock_detected) { + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + return ret; + } + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(tnr_dmd, &sync_stat, + &unlock_detected_sub); + if (ret) + return ret; + + if (unlock_detected && unlock_detected_sub) + *lock = CXD2880_TNRDMD_LOCK_RESULT_UNLOCKED; + else + *lock = CXD2880_TNRDMD_LOCK_RESULT_NOTDETECT; + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_set_plp_cfg(struct cxd2880_tnrdmd + *tnr_dmd, u8 auto_plp, + u8 plp_id) +{ + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x23); + if (ret) + return ret; + + if (!auto_plp) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xaf, plp_id); + if (ret) + return ret; + } + + return tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xad, auto_plp ? 0x00 : 0x01); +} + +int cxd2880_tnrdmd_dvbt2_diver_fef_setting(struct cxd2880_tnrdmd + *tnr_dmd) +{ + struct cxd2880_dvbt2_ofdm ofdm; + static const u8 data[] = { 0, 8, 0, 16, 0, 32, 0, 64, 0, 128, 1, 0}; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) + return 0; + + ret = cxd2880_tnrdmd_dvbt2_mon_ofdm(tnr_dmd, &ofdm); + if (ret) + return ret; + + if (!ofdm.mixed) + return 0; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x1d); + if (ret) + return ret; + + return tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x47, data, 12); +} + +int cxd2880_tnrdmd_dvbt2_check_l1post_valid(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *l1_post_valid) +{ + int ret; + + u8 data; + + if (!tnr_dmd || !l1_post_valid) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &data, 1); + if (ret) + return ret; + + *l1_post_valid = data & 0x01; + + return ret; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.h new file mode 100644 index 000000000..7108e3540 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2.h @@ -0,0 +1,65 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd_dvbt2.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * control interface for DVB-T2 + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_TNRDMD_DVBT2_H +#define CXD2880_TNRDMD_DVBT2_H + +#include "cxd2880_common.h" +#include "cxd2880_tnrdmd.h" + +enum cxd2880_tnrdmd_dvbt2_tune_info { + CXD2880_TNRDMD_DVBT2_TUNE_INFO_OK, + CXD2880_TNRDMD_DVBT2_TUNE_INFO_INVALID_PLP_ID +}; + +struct cxd2880_dvbt2_tune_param { + u32 center_freq_khz; + enum cxd2880_dtv_bandwidth bandwidth; + u16 data_plp_id; + enum cxd2880_dvbt2_profile profile; + enum cxd2880_tnrdmd_dvbt2_tune_info tune_info; +}; + +#define CXD2880_DVBT2_TUNE_PARAM_PLPID_AUTO 0xffff + +int cxd2880_tnrdmd_dvbt2_tune1(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_tune_param + *tune_param); + +int cxd2880_tnrdmd_dvbt2_tune2(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_tune_param + *tune_param); + +int cxd2880_tnrdmd_dvbt2_sleep_setting(struct cxd2880_tnrdmd + *tnr_dmd); + +int cxd2880_tnrdmd_dvbt2_check_demod_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock); + +int cxd2880_tnrdmd_dvbt2_check_ts_lock(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_lock_result + *lock); + +int cxd2880_tnrdmd_dvbt2_set_plp_cfg(struct cxd2880_tnrdmd + *tnr_dmd, u8 auto_plp, + u8 plp_id); + +int cxd2880_tnrdmd_dvbt2_diver_fef_setting(struct cxd2880_tnrdmd + *tnr_dmd); + +int cxd2880_tnrdmd_dvbt2_check_l1post_valid(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *l1_post_valid); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c new file mode 100644 index 000000000..604580bf7 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.c @@ -0,0 +1,1878 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_tnrdmd_dvbt2_mon.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DVB-T2 monitor functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include "cxd2880_tnrdmd_mon.h" +#include "cxd2880_tnrdmd_dvbt2.h" +#include "cxd2880_tnrdmd_dvbt2_mon.h" + +#include <media/dvb_math.h> + +static const int ref_dbm_1000[4][8] = { + {-96000, -95000, -94000, -93000, -92000, -92000, -98000, -97000}, + {-91000, -89000, -88000, -87000, -86000, -86000, -93000, -92000}, + {-86000, -85000, -83000, -82000, -81000, -80000, -89000, -88000}, + {-82000, -80000, -78000, -76000, -75000, -74000, -86000, -84000}, +}; + +int cxd2880_tnrdmd_dvbt2_mon_sync_stat(struct cxd2880_tnrdmd + *tnr_dmd, u8 *sync_stat, + u8 *ts_lock_stat, + u8 *unlock_detected) +{ + u8 data; + int ret; + + if (!tnr_dmd || !sync_stat || !ts_lock_stat || !unlock_detected) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, &data, sizeof(data)); + if (ret) + return ret; + + *sync_stat = data & 0x07; + *ts_lock_stat = ((data & 0x20) ? 1 : 0); + *unlock_detected = ((data & 0x10) ? 1 : 0); + + if (*sync_stat == 0x07) + return -EAGAIN; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *sync_stat, + u8 *unlock_detected) +{ + u8 ts_lock_stat = 0; + + if (!tnr_dmd || !sync_stat || !unlock_detected) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd->diver_sub, + sync_stat, + &ts_lock_stat, + unlock_detected); +} + +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *offset) +{ + u8 data[4]; + u32 ctl_val = 0; + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + int ret; + + if (!tnr_dmd || !offset) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state != 6) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x30, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + ctl_val = + ((data[0] & 0x0f) << 24) | (data[1] << 16) | (data[2] << 8) + | (data[3]); + *offset = cxd2880_convert2s_complement(ctl_val, 28); + + switch (tnr_dmd->bandwidth) { + case CXD2880_DTV_BW_1_7_MHZ: + *offset = -1 * ((*offset) / 582); + break; + case CXD2880_DTV_BW_5_MHZ: + case CXD2880_DTV_BW_6_MHZ: + case CXD2880_DTV_BW_7_MHZ: + case CXD2880_DTV_BW_8_MHZ: + *offset = -1 * ((*offset) * tnr_dmd->bandwidth / 940); + break; + default: + return -EINVAL; + } + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *offset) +{ + if (!tnr_dmd || !offset) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_dvbt2_mon_carrier_offset(tnr_dmd->diver_sub, + offset); +} + +int cxd2880_tnrdmd_dvbt2_mon_l1_pre(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_l1pre + *l1_pre) +{ + u8 data[37]; + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 version = 0; + enum cxd2880_dvbt2_profile profile; + int ret; + + if (!tnr_dmd || !l1_pre) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state < 5) { + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub + (tnr_dmd, &sync_state, &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state < 5) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } else { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } + + ret = cxd2880_tnrdmd_dvbt2_mon_profile(tnr_dmd, &profile); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x61, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + slvt_unfreeze_reg(tnr_dmd); + + l1_pre->type = (enum cxd2880_dvbt2_l1pre_type)data[0]; + l1_pre->bw_ext = data[1] & 0x01; + l1_pre->s1 = (enum cxd2880_dvbt2_s1)(data[2] & 0x07); + l1_pre->s2 = data[3] & 0x0f; + l1_pre->l1_rep = data[4] & 0x01; + l1_pre->gi = (enum cxd2880_dvbt2_guard)(data[5] & 0x07); + l1_pre->papr = (enum cxd2880_dvbt2_papr)(data[6] & 0x0f); + l1_pre->mod = + (enum cxd2880_dvbt2_l1post_constell)(data[7] & 0x0f); + l1_pre->cr = (enum cxd2880_dvbt2_l1post_cr)(data[8] & 0x03); + l1_pre->fec = + (enum cxd2880_dvbt2_l1post_fec_type)(data[9] & 0x03); + l1_pre->l1_post_size = (data[10] & 0x03) << 16; + l1_pre->l1_post_size |= (data[11]) << 8; + l1_pre->l1_post_size |= (data[12]); + l1_pre->l1_post_info_size = (data[13] & 0x03) << 16; + l1_pre->l1_post_info_size |= (data[14]) << 8; + l1_pre->l1_post_info_size |= (data[15]); + l1_pre->pp = (enum cxd2880_dvbt2_pp)(data[16] & 0x0f); + l1_pre->tx_id_availability = data[17]; + l1_pre->cell_id = (data[18] << 8); + l1_pre->cell_id |= (data[19]); + l1_pre->network_id = (data[20] << 8); + l1_pre->network_id |= (data[21]); + l1_pre->sys_id = (data[22] << 8); + l1_pre->sys_id |= (data[23]); + l1_pre->num_frames = data[24]; + l1_pre->num_symbols = (data[25] & 0x0f) << 8; + l1_pre->num_symbols |= data[26]; + l1_pre->regen = data[27] & 0x07; + l1_pre->post_ext = data[28] & 0x01; + l1_pre->num_rf_freqs = data[29] & 0x07; + l1_pre->rf_idx = data[30] & 0x07; + version = (data[31] & 0x03) << 2; + version |= (data[32] & 0xc0) >> 6; + l1_pre->t2_version = (enum cxd2880_dvbt2_version)version; + l1_pre->l1_post_scrambled = (data[32] & 0x20) >> 5; + l1_pre->t2_base_lite = (data[32] & 0x10) >> 4; + l1_pre->crc32 = (data[33] << 24); + l1_pre->crc32 |= (data[34] << 16); + l1_pre->crc32 |= (data[35] << 8); + l1_pre->crc32 |= data[36]; + + if (profile == CXD2880_DVBT2_PROFILE_BASE) { + switch ((l1_pre->s2 >> 1)) { + case CXD2880_DVBT2_BASE_S2_M1K_G_ANY: + l1_pre->fft_mode = CXD2880_DVBT2_M1K; + break; + case CXD2880_DVBT2_BASE_S2_M2K_G_ANY: + l1_pre->fft_mode = CXD2880_DVBT2_M2K; + break; + case CXD2880_DVBT2_BASE_S2_M4K_G_ANY: + l1_pre->fft_mode = CXD2880_DVBT2_M4K; + break; + case CXD2880_DVBT2_BASE_S2_M8K_G_DVBT: + case CXD2880_DVBT2_BASE_S2_M8K_G_DVBT2: + l1_pre->fft_mode = CXD2880_DVBT2_M8K; + break; + case CXD2880_DVBT2_BASE_S2_M16K_G_ANY: + l1_pre->fft_mode = CXD2880_DVBT2_M16K; + break; + case CXD2880_DVBT2_BASE_S2_M32K_G_DVBT: + case CXD2880_DVBT2_BASE_S2_M32K_G_DVBT2: + l1_pre->fft_mode = CXD2880_DVBT2_M32K; + break; + default: + return -EAGAIN; + } + } else if (profile == CXD2880_DVBT2_PROFILE_LITE) { + switch ((l1_pre->s2 >> 1)) { + case CXD2880_DVBT2_LITE_S2_M2K_G_ANY: + l1_pre->fft_mode = CXD2880_DVBT2_M2K; + break; + case CXD2880_DVBT2_LITE_S2_M4K_G_ANY: + l1_pre->fft_mode = CXD2880_DVBT2_M4K; + break; + case CXD2880_DVBT2_LITE_S2_M8K_G_DVBT: + case CXD2880_DVBT2_LITE_S2_M8K_G_DVBT2: + l1_pre->fft_mode = CXD2880_DVBT2_M8K; + break; + case CXD2880_DVBT2_LITE_S2_M16K_G_DVBT: + case CXD2880_DVBT2_LITE_S2_M16K_G_DVBT2: + l1_pre->fft_mode = CXD2880_DVBT2_M16K; + break; + default: + return -EAGAIN; + } + } else { + return -EAGAIN; + } + + l1_pre->mixed = l1_pre->s2 & 0x01; + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_version(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_version + *ver) +{ + u8 data[2]; + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 version = 0; + int ret; + + if (!tnr_dmd || !ver) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state < 5) { + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub + (tnr_dmd, &sync_state, &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state < 5) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } else { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x80, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + version = ((data[0] & 0x03) << 2); + version |= ((data[1] & 0xc0) >> 6); + *ver = (enum cxd2880_dvbt2_version)version; + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_ofdm(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_ofdm *ofdm) +{ + u8 data[5]; + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + int ret; + + if (!tnr_dmd || !ofdm) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state != 6) { + slvt_unfreeze_reg(tnr_dmd); + + ret = -EAGAIN; + + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = + cxd2880_tnrdmd_dvbt2_mon_ofdm(tnr_dmd->diver_sub, + ofdm); + + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1d, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + ofdm->mixed = ((data[0] & 0x20) ? 1 : 0); + ofdm->is_miso = ((data[0] & 0x10) >> 4); + ofdm->mode = (enum cxd2880_dvbt2_mode)(data[0] & 0x07); + ofdm->gi = (enum cxd2880_dvbt2_guard)((data[1] & 0x70) >> 4); + ofdm->pp = (enum cxd2880_dvbt2_pp)(data[1] & 0x07); + ofdm->bw_ext = (data[2] & 0x10) >> 4; + ofdm->papr = (enum cxd2880_dvbt2_papr)(data[2] & 0x0f); + ofdm->num_symbols = (data[3] << 8) | data[4]; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_data_plps(struct cxd2880_tnrdmd + *tnr_dmd, u8 *plp_ids, + u8 *num_plps) +{ + u8 l1_post_ok = 0; + int ret; + + if (!tnr_dmd || !num_plps) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &l1_post_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!(l1_post_ok & 0x01)) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xc1, num_plps, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (*num_plps == 0) { + slvt_unfreeze_reg(tnr_dmd); + return -EINVAL; + } + + if (!plp_ids) { + slvt_unfreeze_reg(tnr_dmd); + return 0; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xc2, + plp_ids, + ((*num_plps > 62) ? + 62 : *num_plps)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (*num_plps > 62) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0c); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, plp_ids + 62, + *num_plps - 62); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + } + + slvt_unfreeze_reg(tnr_dmd); + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_active_plp(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_dvbt2_plp_btype + type, + struct cxd2880_dvbt2_plp + *plp_info) +{ + u8 data[20]; + u8 addr = 0; + u8 index = 0; + u8 l1_post_ok = 0; + int ret; + + if (!tnr_dmd || !plp_info) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &l1_post_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!l1_post_ok) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + if (type == CXD2880_DVBT2_PLP_COMMON) + addr = 0xa9; + else + addr = 0x96; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + addr, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + if (type == CXD2880_DVBT2_PLP_COMMON && !data[13]) + return -EAGAIN; + + plp_info->id = data[index++]; + plp_info->type = + (enum cxd2880_dvbt2_plp_type)(data[index++] & 0x07); + plp_info->payload = + (enum cxd2880_dvbt2_plp_payload)(data[index++] & 0x1f); + plp_info->ff = data[index++] & 0x01; + plp_info->first_rf_idx = data[index++] & 0x07; + plp_info->first_frm_idx = data[index++]; + plp_info->group_id = data[index++]; + plp_info->plp_cr = + (enum cxd2880_dvbt2_plp_code_rate)(data[index++] & 0x07); + plp_info->constell = + (enum cxd2880_dvbt2_plp_constell)(data[index++] & 0x07); + plp_info->rot = data[index++] & 0x01; + plp_info->fec = + (enum cxd2880_dvbt2_plp_fec)(data[index++] & 0x03); + plp_info->num_blocks_max = (data[index++] & 0x03) << 8; + plp_info->num_blocks_max |= data[index++]; + plp_info->frm_int = data[index++]; + plp_info->til_len = data[index++]; + plp_info->til_type = data[index++] & 0x01; + + plp_info->in_band_a_flag = data[index++] & 0x01; + plp_info->rsvd = data[index++] << 8; + plp_info->rsvd |= data[index++]; + + plp_info->in_band_b_flag = + (plp_info->rsvd & 0x8000) >> 15; + plp_info->plp_mode = + (enum cxd2880_dvbt2_plp_mode)((plp_info->rsvd & 0x000c) >> 2); + plp_info->static_flag = (plp_info->rsvd & 0x0002) >> 1; + plp_info->static_padding_flag = plp_info->rsvd & 0x0001; + plp_info->rsvd = (plp_info->rsvd & 0x7ff0) >> 4; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_data_plp_error(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *plp_error) +{ + u8 data; + int ret; + + if (!tnr_dmd || !plp_error) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if ((data & 0x01) == 0x00) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xc0, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + *plp_error = data & 0x01; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_l1_change(struct cxd2880_tnrdmd + *tnr_dmd, u8 *l1_change) +{ + u8 data; + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + int ret; + + if (!tnr_dmd || !l1_change) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state < 5) { + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) { + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub + (tnr_dmd, &sync_state, &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state < 5) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } else { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x5f, &data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + *l1_change = data & 0x01; + if (*l1_change) { + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x22); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x16, 0x01); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + } + slvt_unfreeze_reg(tnr_dmd); + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_l1_post(struct cxd2880_tnrdmd + *tnr_dmd, + struct cxd2880_dvbt2_l1post + *l1_post) +{ + u8 data[16]; + int ret; + + if (!tnr_dmd || !l1_post) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, data, sizeof(data)); + if (ret) + return ret; + + if (!(data[0] & 0x01)) + return -EAGAIN; + + l1_post->sub_slices_per_frame = (data[1] & 0x7f) << 8; + l1_post->sub_slices_per_frame |= data[2]; + l1_post->num_plps = data[3]; + l1_post->num_aux = data[4] & 0x0f; + l1_post->aux_cfg_rfu = data[5]; + l1_post->rf_idx = data[6] & 0x07; + l1_post->freq = data[7] << 24; + l1_post->freq |= data[8] << 16; + l1_post->freq |= data[9] << 8; + l1_post->freq |= data[10]; + l1_post->fef_type = data[11] & 0x0f; + l1_post->fef_length = data[12] << 16; + l1_post->fef_length |= data[13] << 8; + l1_post->fef_length |= data[14]; + l1_post->fef_intvl = data[15]; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_bbheader(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_plp_btype + type, + struct cxd2880_dvbt2_bbheader + *bbheader) +{ + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 data[14]; + u8 addr = 0; + int ret; + + if (!tnr_dmd || !bbheader) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!ts_lock) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (type == CXD2880_DVBT2_PLP_COMMON) { + u8 l1_post_ok; + u8 data; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &l1_post_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!(l1_post_ok & 0x01)) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb6, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (data == 0) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + } + + if (type == CXD2880_DVBT2_PLP_COMMON) + addr = 0x51; + else + addr = 0x42; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + addr, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + bbheader->stream_input = + (enum cxd2880_dvbt2_stream)((data[0] >> 6) & 0x03); + bbheader->is_single_input_stream = (data[0] >> 5) & 0x01; + bbheader->is_constant_coding_modulation = + (data[0] >> 4) & 0x01; + bbheader->issy_indicator = (data[0] >> 3) & 0x01; + bbheader->null_packet_deletion = (data[0] >> 2) & 0x01; + bbheader->ext = data[0] & 0x03; + + bbheader->input_stream_identifier = data[1]; + bbheader->plp_mode = + (data[3] & 0x01) ? CXD2880_DVBT2_PLP_MODE_HEM : + CXD2880_DVBT2_PLP_MODE_NM; + bbheader->data_field_length = (data[4] << 8) | data[5]; + + if (bbheader->plp_mode == CXD2880_DVBT2_PLP_MODE_NM) { + bbheader->user_packet_length = + (data[6] << 8) | data[7]; + bbheader->sync_byte = data[8]; + bbheader->issy = 0; + } else { + bbheader->user_packet_length = 0; + bbheader->sync_byte = 0; + bbheader->issy = + (data[11] << 16) | (data[12] << 8) | data[13]; + } + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_in_bandb_ts_rate(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_dvbt2_plp_btype + type, + u32 *ts_rate_bps) +{ + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 l1_post_ok = 0; + u8 data[4]; + u8 addr = 0; + + int ret; + + if (!tnr_dmd || !ts_rate_bps) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!ts_lock) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &l1_post_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!(l1_post_ok & 0x01)) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + if (type == CXD2880_DVBT2_PLP_COMMON) + addr = 0xba; + else + addr = 0xa7; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + addr, &data[0], 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if ((data[0] & 0x80) == 0x00) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x25); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (type == CXD2880_DVBT2_PLP_COMMON) + addr = 0xa6; + else + addr = 0xaa; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + addr, &data[0], 4); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + *ts_rate_bps = ((data[0] & 0x07) << 24) | (data[1] << 16) | + (data[2] << 8) | data[3]; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_spectrum_sense(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_spectrum_sense + *sense) +{ + u8 sync_state = 0; + u8 ts_lock = 0; + u8 early_unlock = 0; + u8 data = 0; + int ret; + + if (!tnr_dmd || !sense) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, &ts_lock, + &early_unlock); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state != 6) { + slvt_unfreeze_reg(tnr_dmd); + + ret = -EAGAIN; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = + cxd2880_tnrdmd_dvbt2_mon_spectrum_sense(tnr_dmd->diver_sub, + sense); + + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x2f, &data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + *sense = + (data & 0x01) ? CXD2880_TNRDMD_SPECTRUM_INV : + CXD2880_TNRDMD_SPECTRUM_NORMAL; + + return 0; +} + +static int dvbt2_read_snr_reg(struct cxd2880_tnrdmd *tnr_dmd, + u16 *reg_value) +{ + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + u8 data[2]; + int ret; + + if (!tnr_dmd || !reg_value) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state != 6) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x13, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + *reg_value = (data[0] << 8) | data[1]; + + return ret; +} + +static int dvbt2_calc_snr(struct cxd2880_tnrdmd *tnr_dmd, + u32 reg_value, int *snr) +{ + if (!tnr_dmd || !snr) + return -EINVAL; + + if (reg_value == 0) + return -EAGAIN; + + if (reg_value > 10876) + reg_value = 10876; + + *snr = intlog10(reg_value) - intlog10(12600 - reg_value); + *snr = (*snr + 839) / 1678 + 32000; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_snr(struct cxd2880_tnrdmd *tnr_dmd, + int *snr) +{ + u16 reg_value = 0; + int ret; + + if (!tnr_dmd || !snr) + return -EINVAL; + + *snr = -1000 * 1000; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + ret = dvbt2_read_snr_reg(tnr_dmd, ®_value); + if (ret) + return ret; + + ret = dvbt2_calc_snr(tnr_dmd, reg_value, snr); + } else { + int snr_main = 0; + int snr_sub = 0; + + ret = + cxd2880_tnrdmd_dvbt2_mon_snr_diver(tnr_dmd, snr, &snr_main, + &snr_sub); + } + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_snr_diver(struct cxd2880_tnrdmd + *tnr_dmd, int *snr, + int *snr_main, int *snr_sub) +{ + u16 reg_value = 0; + u32 reg_value_sum = 0; + int ret; + + if (!tnr_dmd || !snr || !snr_main || !snr_sub) + return -EINVAL; + + *snr = -1000 * 1000; + *snr_main = -1000 * 1000; + *snr_sub = -1000 * 1000; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = dvbt2_read_snr_reg(tnr_dmd, ®_value); + if (!ret) { + ret = dvbt2_calc_snr(tnr_dmd, reg_value, snr_main); + if (ret) + reg_value = 0; + } else if (ret == -EAGAIN) { + reg_value = 0; + } else { + return ret; + } + + reg_value_sum += reg_value; + + ret = dvbt2_read_snr_reg(tnr_dmd->diver_sub, ®_value); + if (!ret) { + ret = dvbt2_calc_snr(tnr_dmd->diver_sub, reg_value, snr_sub); + if (ret) + reg_value = 0; + } else if (ret == -EAGAIN) { + reg_value = 0; + } else { + return ret; + } + + reg_value_sum += reg_value; + + return dvbt2_calc_snr(tnr_dmd, reg_value_sum, snr); +} + +int cxd2880_tnrdmd_dvbt2_mon_packet_error_number(struct + cxd2880_tnrdmd + *tnr_dmd, + u32 *pen) +{ + int ret; + u8 data[3]; + + if (!tnr_dmd || !pen) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x39, data, sizeof(data)); + if (ret) + return ret; + + if (!(data[0] & 0x01)) + return -EAGAIN; + + *pen = ((data[1] << 8) | data[2]); + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *ppm) +{ + u8 ctl_val_reg[5]; + u8 nominal_rate_reg[5]; + u32 trl_ctl_val = 0; + u32 trcg_nominal_rate = 0; + int num; + int den; + int ret; + u8 sync_state = 0; + u8 ts_lock = 0; + u8 unlock_detected = 0; + s8 diff_upper = 0; + + if (!tnr_dmd || !ppm) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_sync_stat(tnr_dmd, &sync_state, + &ts_lock, + &unlock_detected); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (sync_state != 6) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x34, ctl_val_reg, + sizeof(ctl_val_reg)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, nominal_rate_reg, + sizeof(nominal_rate_reg)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + diff_upper = + (ctl_val_reg[0] & 0x7f) - (nominal_rate_reg[0] & 0x7f); + + if (diff_upper < -1 || diff_upper > 1) + return -EAGAIN; + + trl_ctl_val = ctl_val_reg[1] << 24; + trl_ctl_val |= ctl_val_reg[2] << 16; + trl_ctl_val |= ctl_val_reg[3] << 8; + trl_ctl_val |= ctl_val_reg[4]; + + trcg_nominal_rate = nominal_rate_reg[1] << 24; + trcg_nominal_rate |= nominal_rate_reg[2] << 16; + trcg_nominal_rate |= nominal_rate_reg[3] << 8; + trcg_nominal_rate |= nominal_rate_reg[4]; + + trl_ctl_val >>= 1; + trcg_nominal_rate >>= 1; + + if (diff_upper == 1) + num = + (int)((trl_ctl_val + 0x80000000u) - + trcg_nominal_rate); + else if (diff_upper == -1) + num = + -(int)((trcg_nominal_rate + 0x80000000u) - + trl_ctl_val); + else + num = (int)(trl_ctl_val - trcg_nominal_rate); + + den = (nominal_rate_reg[0] & 0x7f) << 24; + den |= nominal_rate_reg[1] << 16; + den |= nominal_rate_reg[2] << 8; + den |= nominal_rate_reg[3]; + den = (den + (390625 / 2)) / 390625; + + den >>= 1; + + if (num >= 0) + *ppm = (num + (den / 2)) / den; + else + *ppm = (num - (den / 2)) / den; + + return 0; +} + +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *ppm) +{ + if (!tnr_dmd || !ppm) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_dvbt2_mon_sampling_offset(tnr_dmd->diver_sub, + ppm); +} + +int cxd2880_tnrdmd_dvbt2_mon_qam(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dvbt2_plp_btype type, + enum cxd2880_dvbt2_plp_constell *qam) +{ + u8 data; + u8 l1_post_ok = 0; + int ret; + + if (!tnr_dmd || !qam) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &l1_post_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!(l1_post_ok & 0x01)) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + if (type == CXD2880_DVBT2_PLP_COMMON) { + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb6, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (data == 0) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb1, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + } else { + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x9e, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + } + + slvt_unfreeze_reg(tnr_dmd); + + *qam = (enum cxd2880_dvbt2_plp_constell)(data & 0x07); + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_code_rate(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_plp_btype + type, + enum + cxd2880_dvbt2_plp_code_rate + *code_rate) +{ + u8 data; + u8 l1_post_ok = 0; + int ret; + + if (!tnr_dmd || !code_rate) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x86, &l1_post_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (!(l1_post_ok & 0x01)) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + if (type == CXD2880_DVBT2_PLP_COMMON) { + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb6, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + if (data == 0) { + slvt_unfreeze_reg(tnr_dmd); + return -EAGAIN; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xb0, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + } else { + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x9d, &data, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + } + + slvt_unfreeze_reg(tnr_dmd); + + *code_rate = (enum cxd2880_dvbt2_plp_code_rate)(data & 0x07); + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_profile(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_profile + *profile) +{ + u8 data; + int ret; + + if (!tnr_dmd || !profile) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x22, &data, sizeof(data)); + if (ret) + return ret; + + if (data & 0x02) { + if (data & 0x01) + *profile = CXD2880_DVBT2_PROFILE_LITE; + else + *profile = CXD2880_DVBT2_PROFILE_BASE; + } else { + ret = -EAGAIN; + if (tnr_dmd->diver_mode == + CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = + cxd2880_tnrdmd_dvbt2_mon_profile(tnr_dmd->diver_sub, + profile); + + return ret; + } + + return 0; +} + +static int dvbt2_calc_ssi(struct cxd2880_tnrdmd *tnr_dmd, + int rf_lvl, u8 *ssi) +{ + enum cxd2880_dvbt2_plp_constell qam; + enum cxd2880_dvbt2_plp_code_rate code_rate; + int prel; + int temp_ssi = 0; + int ret; + + if (!tnr_dmd || !ssi) + return -EINVAL; + + ret = + cxd2880_tnrdmd_dvbt2_mon_qam(tnr_dmd, CXD2880_DVBT2_PLP_DATA, &qam); + if (ret) + return ret; + + ret = + cxd2880_tnrdmd_dvbt2_mon_code_rate(tnr_dmd, CXD2880_DVBT2_PLP_DATA, + &code_rate); + if (ret) + return ret; + + if (code_rate > CXD2880_DVBT2_R2_5 || qam > CXD2880_DVBT2_QAM256) + return -EINVAL; + + prel = rf_lvl - ref_dbm_1000[qam][code_rate]; + + if (prel < -15000) + temp_ssi = 0; + else if (prel < 0) + temp_ssi = ((2 * (prel + 15000)) + 1500) / 3000; + else if (prel < 20000) + temp_ssi = (((4 * prel) + 500) / 1000) + 10; + else if (prel < 35000) + temp_ssi = (((2 * (prel - 20000)) + 1500) / 3000) + 90; + else + temp_ssi = 100; + + *ssi = (temp_ssi > 100) ? 100 : (u8)temp_ssi; + + return ret; +} + +int cxd2880_tnrdmd_dvbt2_mon_ssi(struct cxd2880_tnrdmd *tnr_dmd, + u8 *ssi) +{ + int rf_lvl = 0; + int ret; + + if (!tnr_dmd || !ssi) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd, &rf_lvl); + if (ret) + return ret; + + return dvbt2_calc_ssi(tnr_dmd, rf_lvl, ssi); +} + +int cxd2880_tnrdmd_dvbt2_mon_ssi_sub(struct cxd2880_tnrdmd + *tnr_dmd, u8 *ssi) +{ + int rf_lvl = 0; + int ret; + + if (!tnr_dmd || !ssi) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd->diver_sub, &rf_lvl); + if (ret) + return ret; + + return dvbt2_calc_ssi(tnr_dmd, rf_lvl, ssi); +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h new file mode 100644 index 000000000..5b7adacef --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt2_mon.h @@ -0,0 +1,135 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd_dvbt2_mon.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DVB-T2 monitor interface + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_TNRDMD_DVBT2_MON_H +#define CXD2880_TNRDMD_DVBT2_MON_H + +#include "cxd2880_tnrdmd.h" +#include "cxd2880_dvbt2.h" + +int cxd2880_tnrdmd_dvbt2_mon_sync_stat(struct cxd2880_tnrdmd + *tnr_dmd, u8 *sync_stat, + u8 *ts_lock_stat, + u8 *unlock_detected); + +int cxd2880_tnrdmd_dvbt2_mon_sync_stat_sub(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *sync_stat, + u8 *unlock_detected); + +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *offset); + +int cxd2880_tnrdmd_dvbt2_mon_carrier_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *offset); + +int cxd2880_tnrdmd_dvbt2_mon_l1_pre(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_l1pre + *l1_pre); + +int cxd2880_tnrdmd_dvbt2_mon_version(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_version + *ver); + +int cxd2880_tnrdmd_dvbt2_mon_ofdm(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_ofdm *ofdm); + +int cxd2880_tnrdmd_dvbt2_mon_data_plps(struct cxd2880_tnrdmd + *tnr_dmd, u8 *plp_ids, + u8 *num_plps); + +int cxd2880_tnrdmd_dvbt2_mon_active_plp(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_dvbt2_plp_btype + type, + struct cxd2880_dvbt2_plp + *plp_info); + +int cxd2880_tnrdmd_dvbt2_mon_data_plp_error(struct cxd2880_tnrdmd + *tnr_dmd, + u8 *plp_error); + +int cxd2880_tnrdmd_dvbt2_mon_l1_change(struct cxd2880_tnrdmd + *tnr_dmd, u8 *l1_change); + +int cxd2880_tnrdmd_dvbt2_mon_l1_post(struct cxd2880_tnrdmd + *tnr_dmd, + struct cxd2880_dvbt2_l1post + *l1_post); + +int cxd2880_tnrdmd_dvbt2_mon_bbheader(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_plp_btype + type, + struct cxd2880_dvbt2_bbheader + *bbheader); + +int cxd2880_tnrdmd_dvbt2_mon_in_bandb_ts_rate(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_dvbt2_plp_btype + type, + u32 *ts_rate_bps); + +int cxd2880_tnrdmd_dvbt2_mon_spectrum_sense(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_spectrum_sense + *sense); + +int cxd2880_tnrdmd_dvbt2_mon_snr(struct cxd2880_tnrdmd *tnr_dmd, + int *snr); + +int cxd2880_tnrdmd_dvbt2_mon_snr_diver(struct cxd2880_tnrdmd + *tnr_dmd, int *snr, + int *snr_main, + int *snr_sub); + +int cxd2880_tnrdmd_dvbt2_mon_packet_error_number(struct + cxd2880_tnrdmd + *tnr_dmd, + u32 *pen); + +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *ppm); + +int cxd2880_tnrdmd_dvbt2_mon_sampling_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *ppm); + +int cxd2880_tnrdmd_dvbt2_mon_qam(struct cxd2880_tnrdmd *tnr_dmd, + enum cxd2880_dvbt2_plp_btype type, + enum cxd2880_dvbt2_plp_constell + *qam); + +int cxd2880_tnrdmd_dvbt2_mon_code_rate(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_plp_btype + type, + enum + cxd2880_dvbt2_plp_code_rate + *code_rate); + +int cxd2880_tnrdmd_dvbt2_mon_profile(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt2_profile + *profile); + +int cxd2880_tnrdmd_dvbt2_mon_ssi(struct cxd2880_tnrdmd *tnr_dmd, + u8 *ssi); + +int cxd2880_tnrdmd_dvbt2_mon_ssi_sub(struct cxd2880_tnrdmd + *tnr_dmd, u8 *ssi); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt_mon.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt_mon.c new file mode 100644 index 000000000..fedc3b4a2 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt_mon.c @@ -0,0 +1,775 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_tnrdmd_dvbt_mon.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DVB-T monitor functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include "cxd2880_tnrdmd_mon.h" +#include "cxd2880_tnrdmd_dvbt.h" +#include "cxd2880_tnrdmd_dvbt_mon.h" + +#include <media/dvb_math.h> + +static const int ref_dbm_1000[3][5] = { + {-93000, -91000, -90000, -89000, -88000}, + {-87000, -85000, -84000, -83000, -82000}, + {-82000, -80000, -78000, -77000, -76000}, +}; + +static int is_tps_locked(struct cxd2880_tnrdmd *tnr_dmd); + +int cxd2880_tnrdmd_dvbt_mon_sync_stat(struct cxd2880_tnrdmd + *tnr_dmd, u8 *sync_stat, + u8 *ts_lock_stat, + u8 *unlock_detected) +{ + u8 rdata = 0x00; + int ret; + + if (!tnr_dmd || !sync_stat || !ts_lock_stat || !unlock_detected) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, &rdata, 1); + if (ret) + return ret; + + *unlock_detected = (rdata & 0x10) ? 1 : 0; + *sync_stat = rdata & 0x07; + *ts_lock_stat = (rdata & 0x20) ? 1 : 0; + + if (*sync_stat == 0x07) + return -EAGAIN; + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_sync_stat_sub(struct cxd2880_tnrdmd + *tnr_dmd, u8 *sync_stat, + u8 *unlock_detected) +{ + u8 ts_lock_stat = 0; + + if (!tnr_dmd || !sync_stat || !unlock_detected) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_dvbt_mon_sync_stat(tnr_dmd->diver_sub, + sync_stat, + &ts_lock_stat, + unlock_detected); +} + +int cxd2880_tnrdmd_dvbt_mon_mode_guard(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt_mode + *mode, + enum cxd2880_dvbt_guard + *guard) +{ + u8 rdata = 0x00; + int ret; + + if (!tnr_dmd || !mode || !guard) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = is_tps_locked(tnr_dmd); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = + cxd2880_tnrdmd_dvbt_mon_mode_guard(tnr_dmd->diver_sub, + mode, guard); + + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1b, &rdata, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + *mode = (enum cxd2880_dvbt_mode)((rdata >> 2) & 0x03); + *guard = (enum cxd2880_dvbt_guard)(rdata & 0x03); + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_carrier_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *offset) +{ + u8 rdata[4]; + u32 ctl_val = 0; + int ret; + + if (!tnr_dmd || !offset) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = is_tps_locked(tnr_dmd); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1d, rdata, 4); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + ctl_val = + ((rdata[0] & 0x1f) << 24) | (rdata[1] << 16) | (rdata[2] << 8) | + (rdata[3]); + *offset = cxd2880_convert2s_complement(ctl_val, 29); + *offset = -1 * ((*offset) * tnr_dmd->bandwidth / 235); + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_carrier_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *offset) +{ + if (!tnr_dmd || !offset) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_dvbt_mon_carrier_offset(tnr_dmd->diver_sub, + offset); +} + +int cxd2880_tnrdmd_dvbt_mon_tps_info(struct cxd2880_tnrdmd + *tnr_dmd, + struct cxd2880_dvbt_tpsinfo + *info) +{ + u8 rdata[7]; + u8 cell_id_ok = 0; + int ret; + + if (!tnr_dmd || !info) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = is_tps_locked(tnr_dmd); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = + cxd2880_tnrdmd_dvbt_mon_tps_info(tnr_dmd->diver_sub, + info); + + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x29, rdata, 7); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x11); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0xd5, &cell_id_ok, 1); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + info->constellation = + (enum cxd2880_dvbt_constellation)((rdata[0] >> 6) & 0x03); + info->hierarchy = (enum cxd2880_dvbt_hierarchy)((rdata[0] >> 3) & 0x07); + info->rate_hp = (enum cxd2880_dvbt_coderate)(rdata[0] & 0x07); + info->rate_lp = (enum cxd2880_dvbt_coderate)((rdata[1] >> 5) & 0x07); + info->guard = (enum cxd2880_dvbt_guard)((rdata[1] >> 3) & 0x03); + info->mode = (enum cxd2880_dvbt_mode)((rdata[1] >> 1) & 0x03); + info->fnum = (rdata[2] >> 6) & 0x03; + info->length_indicator = rdata[2] & 0x3f; + info->cell_id = (rdata[3] << 8) | rdata[4]; + info->reserved_even = rdata[5] & 0x3f; + info->reserved_odd = rdata[6] & 0x3f; + + info->cell_id_ok = cell_id_ok & 0x01; + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_packet_error_number(struct + cxd2880_tnrdmd + *tnr_dmd, + u32 *pen) +{ + u8 rdata[3]; + int ret; + + if (!tnr_dmd || !pen) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x26, rdata, 3); + if (ret) + return ret; + + if (!(rdata[0] & 0x01)) + return -EAGAIN; + + *pen = (rdata[1] << 8) | rdata[2]; + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_spectrum_sense(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_spectrum_sense + *sense) +{ + u8 data = 0; + int ret; + + if (!tnr_dmd || !sense) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = is_tps_locked(tnr_dmd); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_MAIN) + ret = cxd2880_tnrdmd_dvbt_mon_spectrum_sense(tnr_dmd->diver_sub, + sense); + + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x1c, &data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + *sense = + (data & 0x01) ? CXD2880_TNRDMD_SPECTRUM_INV : + CXD2880_TNRDMD_SPECTRUM_NORMAL; + + return ret; +} + +static int dvbt_read_snr_reg(struct cxd2880_tnrdmd *tnr_dmd, + u16 *reg_value) +{ + u8 rdata[2]; + int ret; + + if (!tnr_dmd || !reg_value) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = is_tps_locked(tnr_dmd); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x13, rdata, 2); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + *reg_value = (rdata[0] << 8) | rdata[1]; + + return ret; +} + +static int dvbt_calc_snr(struct cxd2880_tnrdmd *tnr_dmd, + u32 reg_value, int *snr) +{ + if (!tnr_dmd || !snr) + return -EINVAL; + + if (reg_value == 0) + return -EAGAIN; + + if (reg_value > 4996) + reg_value = 4996; + + *snr = intlog10(reg_value) - intlog10(5350 - reg_value); + *snr = (*snr + 839) / 1678 + 28500; + + return 0; +} + +int cxd2880_tnrdmd_dvbt_mon_snr(struct cxd2880_tnrdmd *tnr_dmd, + int *snr) +{ + u16 reg_value = 0; + int ret; + + if (!tnr_dmd || !snr) + return -EINVAL; + + *snr = -1000 * 1000; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SINGLE) { + ret = dvbt_read_snr_reg(tnr_dmd, ®_value); + if (ret) + return ret; + + ret = dvbt_calc_snr(tnr_dmd, reg_value, snr); + } else { + int snr_main = 0; + int snr_sub = 0; + + ret = + cxd2880_tnrdmd_dvbt_mon_snr_diver(tnr_dmd, snr, &snr_main, + &snr_sub); + } + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_snr_diver(struct cxd2880_tnrdmd + *tnr_dmd, int *snr, + int *snr_main, int *snr_sub) +{ + u16 reg_value = 0; + u32 reg_value_sum = 0; + int ret; + + if (!tnr_dmd || !snr || !snr_main || !snr_sub) + return -EINVAL; + + *snr = -1000 * 1000; + *snr_main = -1000 * 1000; + *snr_sub = -1000 * 1000; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = dvbt_read_snr_reg(tnr_dmd, ®_value); + if (!ret) { + ret = dvbt_calc_snr(tnr_dmd, reg_value, snr_main); + if (ret) + reg_value = 0; + } else if (ret == -EAGAIN) { + reg_value = 0; + } else { + return ret; + } + + reg_value_sum += reg_value; + + ret = dvbt_read_snr_reg(tnr_dmd->diver_sub, ®_value); + if (!ret) { + ret = dvbt_calc_snr(tnr_dmd->diver_sub, reg_value, snr_sub); + if (ret) + reg_value = 0; + } else if (ret == -EAGAIN) { + reg_value = 0; + } else { + return ret; + } + + reg_value_sum += reg_value; + + return dvbt_calc_snr(tnr_dmd, reg_value_sum, snr); +} + +int cxd2880_tnrdmd_dvbt_mon_sampling_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *ppm) +{ + u8 ctl_val_reg[5]; + u8 nominal_rate_reg[5]; + u32 trl_ctl_val = 0; + u32 trcg_nominal_rate = 0; + int num; + int den; + s8 diff_upper = 0; + int ret; + + if (!tnr_dmd || !ppm) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = slvt_freeze_reg(tnr_dmd); + if (ret) + return ret; + + ret = is_tps_locked(tnr_dmd); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x21, ctl_val_reg, + sizeof(ctl_val_reg)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x04); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x60, nominal_rate_reg, + sizeof(nominal_rate_reg)); + if (ret) { + slvt_unfreeze_reg(tnr_dmd); + return ret; + } + + slvt_unfreeze_reg(tnr_dmd); + + diff_upper = + (ctl_val_reg[0] & 0x7f) - (nominal_rate_reg[0] & 0x7f); + + if (diff_upper < -1 || diff_upper > 1) + return -EAGAIN; + + trl_ctl_val = ctl_val_reg[1] << 24; + trl_ctl_val |= ctl_val_reg[2] << 16; + trl_ctl_val |= ctl_val_reg[3] << 8; + trl_ctl_val |= ctl_val_reg[4]; + + trcg_nominal_rate = nominal_rate_reg[1] << 24; + trcg_nominal_rate |= nominal_rate_reg[2] << 16; + trcg_nominal_rate |= nominal_rate_reg[3] << 8; + trcg_nominal_rate |= nominal_rate_reg[4]; + + trl_ctl_val >>= 1; + trcg_nominal_rate >>= 1; + + if (diff_upper == 1) + num = + (int)((trl_ctl_val + 0x80000000u) - + trcg_nominal_rate); + else if (diff_upper == -1) + num = + -(int)((trcg_nominal_rate + 0x80000000u) - + trl_ctl_val); + else + num = (int)(trl_ctl_val - trcg_nominal_rate); + + den = (nominal_rate_reg[0] & 0x7f) << 24; + den |= nominal_rate_reg[1] << 16; + den |= nominal_rate_reg[2] << 8; + den |= nominal_rate_reg[3]; + den = (den + (390625 / 2)) / 390625; + + den >>= 1; + + if (num >= 0) + *ppm = (num + (den / 2)) / den; + else + *ppm = (num - (den / 2)) / den; + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_sampling_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, int *ppm) +{ + if (!tnr_dmd || !ppm) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_dvbt_mon_sampling_offset(tnr_dmd->diver_sub, ppm); +} + +static int dvbt_calc_ssi(struct cxd2880_tnrdmd *tnr_dmd, + int rf_lvl, u8 *ssi) +{ + struct cxd2880_dvbt_tpsinfo tps; + int prel; + int temp_ssi = 0; + int ret; + + if (!tnr_dmd || !ssi) + return -EINVAL; + + ret = cxd2880_tnrdmd_dvbt_mon_tps_info(tnr_dmd, &tps); + if (ret) + return ret; + + if (tps.constellation >= CXD2880_DVBT_CONSTELLATION_RESERVED_3 || + tps.rate_hp >= CXD2880_DVBT_CODERATE_RESERVED_5) + return -EINVAL; + + prel = rf_lvl - ref_dbm_1000[tps.constellation][tps.rate_hp]; + + if (prel < -15000) + temp_ssi = 0; + else if (prel < 0) + temp_ssi = ((2 * (prel + 15000)) + 1500) / 3000; + else if (prel < 20000) + temp_ssi = (((4 * prel) + 500) / 1000) + 10; + else if (prel < 35000) + temp_ssi = (((2 * (prel - 20000)) + 1500) / 3000) + 90; + else + temp_ssi = 100; + + *ssi = (temp_ssi > 100) ? 100 : (u8)temp_ssi; + + return ret; +} + +int cxd2880_tnrdmd_dvbt_mon_ssi(struct cxd2880_tnrdmd *tnr_dmd, + u8 *ssi) +{ + int rf_lvl = 0; + int ret; + + if (!tnr_dmd || !ssi) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd, &rf_lvl); + if (ret) + return ret; + + return dvbt_calc_ssi(tnr_dmd, rf_lvl, ssi); +} + +int cxd2880_tnrdmd_dvbt_mon_ssi_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 *ssi) +{ + int rf_lvl = 0; + int ret; + + if (!tnr_dmd || !ssi) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnr_dmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd->diver_sub, &rf_lvl); + if (ret) + return ret; + + return dvbt_calc_ssi(tnr_dmd, rf_lvl, ssi); +} + +static int is_tps_locked(struct cxd2880_tnrdmd *tnr_dmd) +{ + u8 sync = 0; + u8 tslock = 0; + u8 early_unlock = 0; + int ret; + + if (!tnr_dmd) + return -EINVAL; + + ret = + cxd2880_tnrdmd_dvbt_mon_sync_stat(tnr_dmd, &sync, &tslock, + &early_unlock); + if (ret) + return ret; + + if (sync != 6) + return -EAGAIN; + + return 0; +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt_mon.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt_mon.h new file mode 100644 index 000000000..f4c31725f --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_dvbt_mon.h @@ -0,0 +1,77 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd_dvbt_mon.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * DVB-T monitor interface + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_TNRDMD_DVBT_MON_H +#define CXD2880_TNRDMD_DVBT_MON_H + +#include "cxd2880_tnrdmd.h" +#include "cxd2880_dvbt.h" + +int cxd2880_tnrdmd_dvbt_mon_sync_stat(struct cxd2880_tnrdmd + *tnr_dmd, u8 *sync_stat, + u8 *ts_lock_stat, + u8 *unlock_detected); + +int cxd2880_tnrdmd_dvbt_mon_sync_stat_sub(struct cxd2880_tnrdmd + *tnr_dmd, u8 *sync_stat, + u8 *unlock_detected); + +int cxd2880_tnrdmd_dvbt_mon_mode_guard(struct cxd2880_tnrdmd + *tnr_dmd, + enum cxd2880_dvbt_mode + *mode, + enum cxd2880_dvbt_guard + *guard); + +int cxd2880_tnrdmd_dvbt_mon_carrier_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *offset); + +int cxd2880_tnrdmd_dvbt_mon_carrier_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *offset); + +int cxd2880_tnrdmd_dvbt_mon_tps_info(struct cxd2880_tnrdmd + *tnr_dmd, + struct cxd2880_dvbt_tpsinfo + *info); + +int cxd2880_tnrdmd_dvbt_mon_packet_error_number(struct + cxd2880_tnrdmd + *tnr_dmd, + u32 *pen); + +int cxd2880_tnrdmd_dvbt_mon_spectrum_sense(struct cxd2880_tnrdmd + *tnr_dmd, + enum + cxd2880_tnrdmd_spectrum_sense + *sense); + +int cxd2880_tnrdmd_dvbt_mon_snr(struct cxd2880_tnrdmd *tnr_dmd, + int *snr); + +int cxd2880_tnrdmd_dvbt_mon_snr_diver(struct cxd2880_tnrdmd + *tnr_dmd, int *snr, + int *snr_main, int *snr_sub); + +int cxd2880_tnrdmd_dvbt_mon_sampling_offset(struct cxd2880_tnrdmd + *tnr_dmd, int *ppm); + +int cxd2880_tnrdmd_dvbt_mon_sampling_offset_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + int *ppm); + +int cxd2880_tnrdmd_dvbt_mon_ssi(struct cxd2880_tnrdmd *tnr_dmd, + u8 *ssi); + +int cxd2880_tnrdmd_dvbt_mon_ssi_sub(struct cxd2880_tnrdmd *tnr_dmd, + u8 *ssi); + +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_mon.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_mon.c new file mode 100644 index 000000000..3d8012c18 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_mon.c @@ -0,0 +1,150 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_tnrdmd_mon.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * common monitor functions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#include "cxd2880_common.h" +#include "cxd2880_tnrdmd_mon.h" + +static const u8 rf_lvl_seq[2] = { + 0x80, 0x00, +}; + +int cxd2880_tnrdmd_mon_rf_lvl(struct cxd2880_tnrdmd *tnr_dmd, + int *rf_lvl_db) +{ + u8 rdata[2]; + int ret; + + if (!tnr_dmd || !rf_lvl_db) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, 0x01); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x10); + if (ret) + return ret; + + ret = tnr_dmd->io->write_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x5b, rf_lvl_seq, 2); + if (ret) + return ret; + + usleep_range(2000, 3000); + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x1a); + if (ret) + return ret; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x15, rdata, 2); + if (ret) + return ret; + + if (rdata[0] || rdata[1]) + return -EINVAL; + + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x11, rdata, 2); + if (ret) + return ret; + + *rf_lvl_db = + cxd2880_convert2s_complement((rdata[0] << 3) | + ((rdata[1] & 0xe0) >> 5), 11); + + *rf_lvl_db *= 125; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x00); + if (ret) + return ret; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_DMD, + 0x10, 0x00); + if (ret) + return ret; + + if (tnr_dmd->rf_lvl_cmpstn) + ret = tnr_dmd->rf_lvl_cmpstn(tnr_dmd, rf_lvl_db); + + return ret; +} + +int cxd2880_tnrdmd_mon_rf_lvl_sub(struct cxd2880_tnrdmd *tnr_dmd, + int *rf_lvl_db) +{ + if (!tnr_dmd || !rf_lvl_db) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_mon_rf_lvl(tnr_dmd->diver_sub, rf_lvl_db); +} + +int cxd2880_tnrdmd_mon_internal_cpu_status(struct cxd2880_tnrdmd + *tnr_dmd, u16 *status) +{ + u8 data[2] = { 0 }; + int ret; + + if (!tnr_dmd || !status) + return -EINVAL; + + ret = tnr_dmd->io->write_reg(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x00, 0x1a); + if (ret) + return ret; + ret = tnr_dmd->io->read_regs(tnr_dmd->io, + CXD2880_IO_TGT_SYS, + 0x15, data, 2); + if (ret) + return ret; + + *status = (data[0] << 8) | data[1]; + + return 0; +} + +int cxd2880_tnrdmd_mon_internal_cpu_status_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + u16 *status) +{ + if (!tnr_dmd || !status) + return -EINVAL; + + if (tnr_dmd->diver_mode != CXD2880_TNRDMD_DIVERMODE_MAIN) + return -EINVAL; + + return cxd2880_tnrdmd_mon_internal_cpu_status(tnr_dmd->diver_sub, + status); +} diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_mon.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_mon.h new file mode 100644 index 000000000..570360925 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_tnrdmd_mon.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_tnrdmd_mon.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * common monitor interface + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_TNRDMD_MON_H +#define CXD2880_TNRDMD_MON_H + +#include "cxd2880_common.h" +#include "cxd2880_tnrdmd.h" + +int cxd2880_tnrdmd_mon_rf_lvl(struct cxd2880_tnrdmd *tnr_dmd, + int *rf_lvl_db); + +int cxd2880_tnrdmd_mon_rf_lvl_sub(struct cxd2880_tnrdmd *tnr_dmd, + int *rf_lvl_db); + +int cxd2880_tnrdmd_mon_internal_cpu_status(struct cxd2880_tnrdmd + *tnr_dmd, u16 *status); + +int cxd2880_tnrdmd_mon_internal_cpu_status_sub(struct + cxd2880_tnrdmd + *tnr_dmd, + u16 *status); +#endif diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_top.c b/drivers/media/dvb-frontends/cxd2880/cxd2880_top.c new file mode 100644 index 000000000..09d31c368 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_top.c @@ -0,0 +1,1957 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * cxd2880_top.c + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": %s: " fmt, __func__ + +#include <linux/spi/spi.h> + +#include <media/dvb_frontend.h> +#include <media/dvb_math.h> + +#include "cxd2880.h" +#include "cxd2880_tnrdmd_mon.h" +#include "cxd2880_tnrdmd_dvbt2_mon.h" +#include "cxd2880_tnrdmd_dvbt_mon.h" +#include "cxd2880_integ.h" +#include "cxd2880_tnrdmd_dvbt2.h" +#include "cxd2880_tnrdmd_dvbt.h" +#include "cxd2880_devio_spi.h" +#include "cxd2880_spi_device.h" +#include "cxd2880_tnrdmd_driver_version.h" + +struct cxd2880_priv { + struct cxd2880_tnrdmd tnrdmd; + struct spi_device *spi; + struct cxd2880_io regio; + struct cxd2880_spi_device spi_device; + struct cxd2880_spi cxd2880_spi; + struct cxd2880_dvbt_tune_param dvbt_tune_param; + struct cxd2880_dvbt2_tune_param dvbt2_tune_param; + struct mutex *spi_mutex; /* For SPI access exclusive control */ + unsigned long pre_ber_update; + unsigned long pre_ber_interval; + unsigned long post_ber_update; + unsigned long post_ber_interval; + unsigned long ucblock_update; + unsigned long ucblock_interval; + enum fe_status s; +}; + +static int cxd2880_pre_bit_err_t(struct cxd2880_tnrdmd *tnrdmd, + u32 *pre_bit_err, u32 *pre_bit_count) +{ + u8 rdata[2]; + int ret; + + if (!tnrdmd || !pre_bit_err || !pre_bit_count) + return -EINVAL; + + if (tnrdmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnrdmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnrdmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = slvt_freeze_reg(tnrdmd); + if (ret) + return ret; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x10); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x39, rdata, 1); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + if ((rdata[0] & 0x01) == 0) { + slvt_unfreeze_reg(tnrdmd); + return -EAGAIN; + } + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x22, rdata, 2); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + *pre_bit_err = (rdata[0] << 8) | rdata[1]; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x6f, rdata, 1); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + slvt_unfreeze_reg(tnrdmd); + + *pre_bit_count = ((rdata[0] & 0x07) == 0) ? + 256 : (0x1000 << (rdata[0] & 0x07)); + + return 0; +} + +static int cxd2880_pre_bit_err_t2(struct cxd2880_tnrdmd *tnrdmd, + u32 *pre_bit_err, + u32 *pre_bit_count) +{ + u32 period_exp = 0; + u32 n_ldpc = 0; + u8 data[5]; + int ret; + + if (!tnrdmd || !pre_bit_err || !pre_bit_count) + return -EINVAL; + + if (tnrdmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnrdmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnrdmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnrdmd); + if (ret) + return ret; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x3c, data, sizeof(data)); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + if (!(data[0] & 0x01)) { + slvt_unfreeze_reg(tnrdmd); + return -EAGAIN; + } + *pre_bit_err = + ((data[1] & 0x0f) << 24) | (data[2] << 16) | (data[3] << 8) | data[4]; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0xa0, data, 1); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + if (((enum cxd2880_dvbt2_plp_fec)(data[0] & 0x03)) == + CXD2880_DVBT2_FEC_LDPC_16K) + n_ldpc = 16200; + else + n_ldpc = 64800; + slvt_unfreeze_reg(tnrdmd); + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x20); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x6f, data, 1); + if (ret) + return ret; + + period_exp = data[0] & 0x0f; + + *pre_bit_count = (1U << period_exp) * n_ldpc; + + return 0; +} + +static int cxd2880_post_bit_err_t(struct cxd2880_tnrdmd *tnrdmd, + u32 *post_bit_err, + u32 *post_bit_count) +{ + u8 rdata[3]; + u32 bit_error = 0; + u32 period_exp = 0; + int ret; + + if (!tnrdmd || !post_bit_err || !post_bit_count) + return -EINVAL; + + if (tnrdmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnrdmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnrdmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x15, rdata, 3); + if (ret) + return ret; + + if ((rdata[0] & 0x40) == 0) + return -EAGAIN; + + *post_bit_err = ((rdata[0] & 0x3f) << 16) | (rdata[1] << 8) | rdata[2]; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x10); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x60, rdata, 1); + if (ret) + return ret; + + period_exp = (rdata[0] & 0x1f); + + if (period_exp <= 11 && (bit_error > (1U << period_exp) * 204 * 8)) + return -EAGAIN; + + *post_bit_count = (1U << period_exp) * 204 * 8; + + return 0; +} + +static int cxd2880_post_bit_err_t2(struct cxd2880_tnrdmd *tnrdmd, + u32 *post_bit_err, + u32 *post_bit_count) +{ + u32 period_exp = 0; + u32 n_bch = 0; + u8 data[3]; + enum cxd2880_dvbt2_plp_fec plp_fec_type = + CXD2880_DVBT2_FEC_LDPC_16K; + enum cxd2880_dvbt2_plp_code_rate plp_code_rate = + CXD2880_DVBT2_R1_2; + int ret; + static const u16 n_bch_bits_lookup[2][8] = { + {7200, 9720, 10800, 11880, 12600, 13320, 5400, 6480}, + {32400, 38880, 43200, 48600, 51840, 54000, 21600, 25920} + }; + + if (!tnrdmd || !post_bit_err || !post_bit_count) + return -EINVAL; + + if (tnrdmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnrdmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnrdmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = slvt_freeze_reg(tnrdmd); + if (ret) + return ret; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x15, data, 3); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + if (!(data[0] & 0x40)) { + slvt_unfreeze_reg(tnrdmd); + return -EAGAIN; + } + + *post_bit_err = + ((data[0] & 0x3f) << 16) | (data[1] << 8) | data[2]; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x9d, data, 1); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + plp_code_rate = + (enum cxd2880_dvbt2_plp_code_rate)(data[0] & 0x07); + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0xa0, data, 1); + if (ret) { + slvt_unfreeze_reg(tnrdmd); + return ret; + } + + plp_fec_type = (enum cxd2880_dvbt2_plp_fec)(data[0] & 0x03); + + slvt_unfreeze_reg(tnrdmd); + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x20); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x72, data, 1); + if (ret) + return ret; + + period_exp = data[0] & 0x0f; + + if (plp_fec_type > CXD2880_DVBT2_FEC_LDPC_64K || + plp_code_rate > CXD2880_DVBT2_R2_5) + return -EAGAIN; + + n_bch = n_bch_bits_lookup[plp_fec_type][plp_code_rate]; + + if (*post_bit_err > ((1U << period_exp) * n_bch)) + return -EAGAIN; + + *post_bit_count = (1U << period_exp) * n_bch; + + return 0; +} + +static int cxd2880_read_block_err_t(struct cxd2880_tnrdmd *tnrdmd, + u32 *block_err, + u32 *block_count) +{ + u8 rdata[3]; + int ret; + + if (!tnrdmd || !block_err || !block_count) + return -EINVAL; + + if (tnrdmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnrdmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + if (tnrdmd->sys != CXD2880_DTV_SYS_DVBT) + return -EINVAL; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0d); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x18, rdata, 3); + if (ret) + return ret; + + if ((rdata[0] & 0x01) == 0) + return -EAGAIN; + + *block_err = (rdata[1] << 8) | rdata[2]; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x10); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x5c, rdata, 1); + if (ret) + return ret; + + *block_count = 1U << (rdata[0] & 0x0f); + + if ((*block_count == 0) || (*block_err > *block_count)) + return -EAGAIN; + + return 0; +} + +static int cxd2880_read_block_err_t2(struct cxd2880_tnrdmd *tnrdmd, + u32 *block_err, + u32 *block_count) +{ + u8 rdata[3]; + int ret; + + if (!tnrdmd || !block_err || !block_count) + return -EINVAL; + + if (tnrdmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnrdmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + if (tnrdmd->sys != CXD2880_DTV_SYS_DVBT2) + return -EINVAL; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x0b); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x18, rdata, 3); + if (ret) + return ret; + + if ((rdata[0] & 0x01) == 0) + return -EAGAIN; + + *block_err = (rdata[1] << 8) | rdata[2]; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x24); + if (ret) + return ret; + + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0xdc, rdata, 1); + if (ret) + return ret; + + *block_count = 1U << (rdata[0] & 0x0f); + + if ((*block_count == 0) || (*block_err > *block_count)) + return -EAGAIN; + + return 0; +} + +static void cxd2880_release(struct dvb_frontend *fe) +{ + struct cxd2880_priv *priv = NULL; + + if (!fe) { + pr_err("invalid arg.\n"); + return; + } + priv = fe->demodulator_priv; + kfree(priv); +} + +static int cxd2880_init(struct dvb_frontend *fe) +{ + int ret; + struct cxd2880_priv *priv = NULL; + struct cxd2880_tnrdmd_create_param create_param; + + if (!fe) { + pr_err("invalid arg.\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + + create_param.ts_output_if = CXD2880_TNRDMD_TSOUT_IF_SPI; + create_param.xtal_share_type = CXD2880_TNRDMD_XTAL_SHARE_NONE; + create_param.en_internal_ldo = 1; + create_param.xosc_cap = 18; + create_param.xosc_i = 8; + create_param.stationary_use = 1; + + mutex_lock(priv->spi_mutex); + if (priv->tnrdmd.io != &priv->regio) { + ret = cxd2880_tnrdmd_create(&priv->tnrdmd, + &priv->regio, &create_param); + if (ret) { + mutex_unlock(priv->spi_mutex); + pr_info("cxd2880 tnrdmd create failed %d\n", ret); + return ret; + } + } + ret = cxd2880_integ_init(&priv->tnrdmd); + if (ret) { + mutex_unlock(priv->spi_mutex); + pr_err("cxd2880 integ init failed %d\n", ret); + return ret; + } + + ret = cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_TSPIN_CURRENT, + 0x00); + if (ret) { + mutex_unlock(priv->spi_mutex); + pr_err("cxd2880 set config failed %d\n", ret); + return ret; + } + mutex_unlock(priv->spi_mutex); + + pr_debug("OK.\n"); + + return ret; +} + +static int cxd2880_sleep(struct dvb_frontend *fe) +{ + int ret; + struct cxd2880_priv *priv = NULL; + + if (!fe) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_sleep(&priv->tnrdmd); + mutex_unlock(priv->spi_mutex); + + pr_debug("tnrdmd_sleep ret %d\n", ret); + + return ret; +} + +static int cxd2880_read_signal_strength(struct dvb_frontend *fe, + u16 *strength) +{ + int ret; + struct cxd2880_priv *priv = NULL; + struct dtv_frontend_properties *c = NULL; + int level = 0; + + if (!fe || !strength) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + c = &fe->dtv_property_cache; + + mutex_lock(priv->spi_mutex); + if (c->delivery_system == SYS_DVBT || + c->delivery_system == SYS_DVBT2) { + ret = cxd2880_tnrdmd_mon_rf_lvl(&priv->tnrdmd, &level); + } else { + pr_debug("invalid system\n"); + mutex_unlock(priv->spi_mutex); + return -EINVAL; + } + mutex_unlock(priv->spi_mutex); + + level /= 125; + /* + * level should be between -105dBm and -30dBm. + * E.g. they should be between: + * -105000/125 = -840 and -30000/125 = -240 + */ + level = clamp(level, -840, -240); + /* scale value to 0x0000-0xffff */ + *strength = ((level + 840) * 0xffff) / (-240 + 840); + + if (ret) + pr_debug("ret = %d\n", ret); + + return ret; +} + +static int cxd2880_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + int ret; + int snrvalue = 0; + struct cxd2880_priv *priv = NULL; + struct dtv_frontend_properties *c = NULL; + + if (!fe || !snr) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + c = &fe->dtv_property_cache; + + mutex_lock(priv->spi_mutex); + if (c->delivery_system == SYS_DVBT) { + ret = cxd2880_tnrdmd_dvbt_mon_snr(&priv->tnrdmd, + &snrvalue); + } else if (c->delivery_system == SYS_DVBT2) { + ret = cxd2880_tnrdmd_dvbt2_mon_snr(&priv->tnrdmd, + &snrvalue); + } else { + pr_err("invalid system\n"); + mutex_unlock(priv->spi_mutex); + return -EINVAL; + } + mutex_unlock(priv->spi_mutex); + + if (snrvalue < 0) + snrvalue = 0; + *snr = snrvalue; + + if (ret) + pr_debug("ret = %d\n", ret); + + return ret; +} + +static int cxd2880_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + int ret; + struct cxd2880_priv *priv = NULL; + struct dtv_frontend_properties *c = NULL; + + if (!fe || !ucblocks) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + c = &fe->dtv_property_cache; + + mutex_lock(priv->spi_mutex); + if (c->delivery_system == SYS_DVBT) { + ret = cxd2880_tnrdmd_dvbt_mon_packet_error_number(&priv->tnrdmd, + ucblocks); + } else if (c->delivery_system == SYS_DVBT2) { + ret = cxd2880_tnrdmd_dvbt2_mon_packet_error_number(&priv->tnrdmd, + ucblocks); + } else { + pr_err("invalid system\n"); + mutex_unlock(priv->spi_mutex); + return -EINVAL; + } + mutex_unlock(priv->spi_mutex); + + if (ret) + pr_debug("ret = %d\n", ret); + + return ret; +} + +static int cxd2880_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + *ber = 0; + + return 0; +} + +static int cxd2880_set_ber_per_period_t(struct dvb_frontend *fe) +{ + int ret; + struct cxd2880_priv *priv; + struct cxd2880_dvbt_tpsinfo info; + enum cxd2880_dtv_bandwidth bw; + u32 pre_ber_rate = 0; + u32 post_ber_rate = 0; + u32 ucblock_rate = 0; + u32 mes_exp = 0; + static const int cr_table[5] = {31500, 42000, 47250, 52500, 55125}; + static const int denominator_tbl[4] = {125664, 129472, 137088, 152320}; + + if (!fe) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + bw = priv->dvbt_tune_param.bandwidth; + + ret = cxd2880_tnrdmd_dvbt_mon_tps_info(&priv->tnrdmd, + &info); + if (ret) { + pr_err("tps monitor error ret = %d\n", ret); + info.hierarchy = CXD2880_DVBT_HIERARCHY_NON; + info.constellation = CXD2880_DVBT_CONSTELLATION_QPSK; + info.guard = CXD2880_DVBT_GUARD_1_4; + info.rate_hp = CXD2880_DVBT_CODERATE_1_2; + info.rate_lp = CXD2880_DVBT_CODERATE_1_2; + } + + if (info.hierarchy == CXD2880_DVBT_HIERARCHY_NON) { + pre_ber_rate = 63000000 * bw * (info.constellation * 2 + 2) / + denominator_tbl[info.guard]; + + post_ber_rate = 1000 * cr_table[info.rate_hp] * bw * + (info.constellation * 2 + 2) / + denominator_tbl[info.guard]; + + ucblock_rate = 875 * cr_table[info.rate_hp] * bw * + (info.constellation * 2 + 2) / + denominator_tbl[info.guard]; + } else { + u8 data = 0; + struct cxd2880_tnrdmd *tnrdmd = &priv->tnrdmd; + + ret = tnrdmd->io->write_reg(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x00, 0x10); + if (!ret) { + ret = tnrdmd->io->read_regs(tnrdmd->io, + CXD2880_IO_TGT_DMD, + 0x67, &data, 1); + if (ret) + data = 0x00; + } else { + data = 0x00; + } + + if (data & 0x01) { /* Low priority */ + pre_ber_rate = + 63000000 * bw * (info.constellation * 2 + 2) / + denominator_tbl[info.guard]; + + post_ber_rate = 1000 * cr_table[info.rate_lp] * bw * + (info.constellation * 2 + 2) / + denominator_tbl[info.guard]; + + ucblock_rate = (1000 * 7 / 8) * cr_table[info.rate_lp] * + bw * (info.constellation * 2 + 2) / + denominator_tbl[info.guard]; + } else { /* High priority */ + pre_ber_rate = + 63000000 * bw * 2 / denominator_tbl[info.guard]; + + post_ber_rate = 1000 * cr_table[info.rate_hp] * bw * 2 / + denominator_tbl[info.guard]; + + ucblock_rate = (1000 * 7 / 8) * cr_table[info.rate_hp] * + bw * 2 / denominator_tbl[info.guard]; + } + } + + mes_exp = pre_ber_rate < 8192 ? 8 : intlog2(pre_ber_rate) >> 24; + priv->pre_ber_interval = + ((1U << mes_exp) * 1000 + (pre_ber_rate / 2)) / + pre_ber_rate; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT_VBER_PERIOD, + mes_exp == 8 ? 0 : mes_exp - 12); + + mes_exp = intlog2(post_ber_rate) >> 24; + priv->post_ber_interval = + ((1U << mes_exp) * 1000 + (post_ber_rate / 2)) / + post_ber_rate; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT_BERN_PERIOD, + mes_exp); + + mes_exp = intlog2(ucblock_rate) >> 24; + priv->ucblock_interval = + ((1U << mes_exp) * 1000 + (ucblock_rate / 2)) / + ucblock_rate; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT_PER_MES, + mes_exp); + + return 0; +} + +static int cxd2880_set_ber_per_period_t2(struct dvb_frontend *fe) +{ + int ret; + struct cxd2880_priv *priv; + struct cxd2880_dvbt2_l1pre l1pre; + struct cxd2880_dvbt2_l1post l1post; + struct cxd2880_dvbt2_plp plp; + struct cxd2880_dvbt2_bbheader bbheader; + enum cxd2880_dtv_bandwidth bw = CXD2880_DTV_BW_1_7_MHZ; + u32 pre_ber_rate = 0; + u32 post_ber_rate = 0; + u32 ucblock_rate = 0; + u32 mes_exp = 0; + u32 term_a = 0; + u32 term_b = 0; + u32 denominator = 0; + static const u32 gi_tbl[7] = {32, 64, 128, 256, 8, 152, 76}; + static const u8 n_tbl[6] = {8, 2, 4, 16, 1, 1}; + static const u8 mode_tbl[6] = {2, 8, 4, 1, 16, 32}; + static const u32 kbch_tbl[2][8] = { + {6952, 9472, 10552, 11632, 12352, 13072, 5152, 6232}, + {32128, 38608, 42960, 48328, 51568, 53760, 0, 0} + }; + + if (!fe) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + bw = priv->dvbt2_tune_param.bandwidth; + + ret = cxd2880_tnrdmd_dvbt2_mon_l1_pre(&priv->tnrdmd, &l1pre); + if (ret) { + pr_info("l1 pre error\n"); + goto error_ber_setting; + } + + ret = cxd2880_tnrdmd_dvbt2_mon_active_plp(&priv->tnrdmd, + CXD2880_DVBT2_PLP_DATA, &plp); + if (ret) { + pr_info("plp info error\n"); + goto error_ber_setting; + } + + ret = cxd2880_tnrdmd_dvbt2_mon_l1_post(&priv->tnrdmd, &l1post); + if (ret) { + pr_info("l1 post error\n"); + goto error_ber_setting; + } + + term_a = + (mode_tbl[l1pre.fft_mode] * (1024 + gi_tbl[l1pre.gi])) * + (l1pre.num_symbols + n_tbl[l1pre.fft_mode]) + 2048; + + if (l1pre.mixed && l1post.fef_intvl) { + term_b = (l1post.fef_length + (l1post.fef_intvl / 2)) / + l1post.fef_intvl; + } else { + term_b = 0; + } + + switch (bw) { + case CXD2880_DTV_BW_1_7_MHZ: + denominator = ((term_a + term_b) * 71 + (131 / 2)) / 131; + break; + case CXD2880_DTV_BW_5_MHZ: + denominator = ((term_a + term_b) * 7 + 20) / 40; + break; + case CXD2880_DTV_BW_6_MHZ: + denominator = ((term_a + term_b) * 7 + 24) / 48; + break; + case CXD2880_DTV_BW_7_MHZ: + denominator = ((term_a + term_b) + 4) / 8; + break; + case CXD2880_DTV_BW_8_MHZ: + default: + denominator = ((term_a + term_b) * 7 + 32) / 64; + break; + } + + if (plp.til_type && plp.til_len) { + pre_ber_rate = + (plp.num_blocks_max * 1000000 + (denominator / 2)) / + denominator; + pre_ber_rate = (pre_ber_rate + (plp.til_len / 2)) / + plp.til_len; + } else { + pre_ber_rate = + (plp.num_blocks_max * 1000000 + (denominator / 2)) / + denominator; + } + + post_ber_rate = pre_ber_rate; + + mes_exp = intlog2(pre_ber_rate) >> 24; + priv->pre_ber_interval = + ((1U << mes_exp) * 1000 + (pre_ber_rate / 2)) / + pre_ber_rate; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT2_LBER_MES, + mes_exp); + + mes_exp = intlog2(post_ber_rate) >> 24; + priv->post_ber_interval = + ((1U << mes_exp) * 1000 + (post_ber_rate / 2)) / + post_ber_rate; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT2_BBER_MES, + mes_exp); + + ret = cxd2880_tnrdmd_dvbt2_mon_bbheader(&priv->tnrdmd, + CXD2880_DVBT2_PLP_DATA, + &bbheader); + if (ret) { + pr_info("bb header error\n"); + goto error_ucblock_setting; + } + + if (bbheader.plp_mode == CXD2880_DVBT2_PLP_MODE_NM) { + if (!bbheader.issy_indicator) { + ucblock_rate = + (pre_ber_rate * kbch_tbl[plp.fec][plp.plp_cr] + + 752) / 1504; + } else { + ucblock_rate = + (pre_ber_rate * kbch_tbl[plp.fec][plp.plp_cr] + + 764) / 1528; + } + } else if (bbheader.plp_mode == CXD2880_DVBT2_PLP_MODE_HEM) { + ucblock_rate = + (pre_ber_rate * kbch_tbl[plp.fec][plp.plp_cr] + 748) / + 1496; + } else { + pr_info("plp mode is not Normal or HEM\n"); + goto error_ucblock_setting; + } + + mes_exp = intlog2(ucblock_rate) >> 24; + priv->ucblock_interval = + ((1U << mes_exp) * 1000 + (ucblock_rate / 2)) / + ucblock_rate; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT2_PER_MES, + mes_exp); + + return 0; + +error_ber_setting: + priv->pre_ber_interval = 1000; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT2_LBER_MES, 0); + + priv->post_ber_interval = 1000; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT2_BBER_MES, 0); + +error_ucblock_setting: + priv->ucblock_interval = 1000; + cxd2880_tnrdmd_set_cfg(&priv->tnrdmd, + CXD2880_TNRDMD_CFG_DVBT2_PER_MES, 8); + + return 0; +} + +static int cxd2880_dvbt_tune(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt_tune_param + *tune_param) +{ + int ret; + + if (!tnr_dmd || !tune_param) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + atomic_set(&tnr_dmd->cancel, 0); + + if (tune_param->bandwidth != CXD2880_DTV_BW_5_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_6_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_7_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_8_MHZ) { + return -ENOTTY; + } + + ret = cxd2880_tnrdmd_dvbt_tune1(tnr_dmd, tune_param); + if (ret) + return ret; + + usleep_range(CXD2880_TNRDMD_WAIT_AGC_STABLE * 10000, + CXD2880_TNRDMD_WAIT_AGC_STABLE * 10000 + 1000); + + return cxd2880_tnrdmd_dvbt_tune2(tnr_dmd, tune_param); +} + +static int cxd2880_dvbt2_tune(struct cxd2880_tnrdmd *tnr_dmd, + struct cxd2880_dvbt2_tune_param + *tune_param) +{ + int ret; + + if (!tnr_dmd || !tune_param) + return -EINVAL; + + if (tnr_dmd->diver_mode == CXD2880_TNRDMD_DIVERMODE_SUB) + return -EINVAL; + + if (tnr_dmd->state != CXD2880_TNRDMD_STATE_SLEEP && + tnr_dmd->state != CXD2880_TNRDMD_STATE_ACTIVE) + return -EINVAL; + + atomic_set(&tnr_dmd->cancel, 0); + + if (tune_param->bandwidth != CXD2880_DTV_BW_1_7_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_5_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_6_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_7_MHZ && + tune_param->bandwidth != CXD2880_DTV_BW_8_MHZ) { + return -ENOTTY; + } + + if (tune_param->profile != CXD2880_DVBT2_PROFILE_BASE && + tune_param->profile != CXD2880_DVBT2_PROFILE_LITE) + return -EINVAL; + + ret = cxd2880_tnrdmd_dvbt2_tune1(tnr_dmd, tune_param); + if (ret) + return ret; + + usleep_range(CXD2880_TNRDMD_WAIT_AGC_STABLE * 10000, + CXD2880_TNRDMD_WAIT_AGC_STABLE * 10000 + 1000); + + return cxd2880_tnrdmd_dvbt2_tune2(tnr_dmd, tune_param); +} + +static int cxd2880_set_frontend(struct dvb_frontend *fe) +{ + int ret; + struct dtv_frontend_properties *c; + struct cxd2880_priv *priv; + enum cxd2880_dtv_bandwidth bw = CXD2880_DTV_BW_1_7_MHZ; + + if (!fe) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + c = &fe->dtv_property_cache; + + c->pre_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->pre_bit_error.stat[0].uvalue = 0; + c->pre_bit_error.len = 1; + c->pre_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->pre_bit_count.stat[0].uvalue = 0; + c->pre_bit_count.len = 1; + c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->post_bit_error.stat[0].uvalue = 0; + c->post_bit_error.len = 1; + c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->post_bit_count.stat[0].uvalue = 0; + c->post_bit_count.len = 1; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_error.stat[0].uvalue = 0; + c->block_error.len = 1; + c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_count.stat[0].uvalue = 0; + c->block_count.len = 1; + + switch (c->bandwidth_hz) { + case 1712000: + bw = CXD2880_DTV_BW_1_7_MHZ; + break; + case 5000000: + bw = CXD2880_DTV_BW_5_MHZ; + break; + case 6000000: + bw = CXD2880_DTV_BW_6_MHZ; + break; + case 7000000: + bw = CXD2880_DTV_BW_7_MHZ; + break; + case 8000000: + bw = CXD2880_DTV_BW_8_MHZ; + break; + default: + return -EINVAL; + } + + priv->s = 0; + + pr_info("sys:%d freq:%d bw:%d\n", + c->delivery_system, c->frequency, bw); + mutex_lock(priv->spi_mutex); + if (c->delivery_system == SYS_DVBT) { + priv->tnrdmd.sys = CXD2880_DTV_SYS_DVBT; + priv->dvbt_tune_param.center_freq_khz = c->frequency / 1000; + priv->dvbt_tune_param.bandwidth = bw; + priv->dvbt_tune_param.profile = CXD2880_DVBT_PROFILE_HP; + ret = cxd2880_dvbt_tune(&priv->tnrdmd, + &priv->dvbt_tune_param); + } else if (c->delivery_system == SYS_DVBT2) { + priv->tnrdmd.sys = CXD2880_DTV_SYS_DVBT2; + priv->dvbt2_tune_param.center_freq_khz = c->frequency / 1000; + priv->dvbt2_tune_param.bandwidth = bw; + priv->dvbt2_tune_param.data_plp_id = (u16)c->stream_id; + priv->dvbt2_tune_param.profile = CXD2880_DVBT2_PROFILE_BASE; + ret = cxd2880_dvbt2_tune(&priv->tnrdmd, + &priv->dvbt2_tune_param); + } else { + pr_err("invalid system\n"); + mutex_unlock(priv->spi_mutex); + return -EINVAL; + } + mutex_unlock(priv->spi_mutex); + + pr_info("tune result %d\n", ret); + + return ret; +} + +static int cxd2880_get_stats(struct dvb_frontend *fe, + enum fe_status status) +{ + struct cxd2880_priv *priv = NULL; + struct dtv_frontend_properties *c = NULL; + u32 pre_bit_err = 0, pre_bit_count = 0; + u32 post_bit_err = 0, post_bit_count = 0; + u32 block_err = 0, block_count = 0; + int ret; + + if (!fe) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + c = &fe->dtv_property_cache; + + if (!(status & FE_HAS_LOCK) || !(status & FE_HAS_CARRIER)) { + c->pre_bit_error.len = 1; + c->pre_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->pre_bit_count.len = 1; + c->pre_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->post_bit_error.len = 1; + c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->post_bit_count.len = 1; + c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_error.len = 1; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_count.len = 1; + c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + + return 0; + } + + if (time_after(jiffies, priv->pre_ber_update)) { + priv->pre_ber_update = + jiffies + msecs_to_jiffies(priv->pre_ber_interval); + if (c->delivery_system == SYS_DVBT) { + mutex_lock(priv->spi_mutex); + ret = cxd2880_pre_bit_err_t(&priv->tnrdmd, + &pre_bit_err, + &pre_bit_count); + mutex_unlock(priv->spi_mutex); + } else if (c->delivery_system == SYS_DVBT2) { + mutex_lock(priv->spi_mutex); + ret = cxd2880_pre_bit_err_t2(&priv->tnrdmd, + &pre_bit_err, + &pre_bit_count); + mutex_unlock(priv->spi_mutex); + } else { + return -EINVAL; + } + + if (!ret) { + c->pre_bit_error.len = 1; + c->pre_bit_error.stat[0].scale = FE_SCALE_COUNTER; + c->pre_bit_error.stat[0].uvalue += pre_bit_err; + c->pre_bit_count.len = 1; + c->pre_bit_count.stat[0].scale = FE_SCALE_COUNTER; + c->pre_bit_count.stat[0].uvalue += pre_bit_count; + } else { + c->pre_bit_error.len = 1; + c->pre_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->pre_bit_count.len = 1; + c->pre_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + pr_debug("pre_bit_error_t failed %d\n", ret); + } + } + + if (time_after(jiffies, priv->post_ber_update)) { + priv->post_ber_update = + jiffies + msecs_to_jiffies(priv->post_ber_interval); + if (c->delivery_system == SYS_DVBT) { + mutex_lock(priv->spi_mutex); + ret = cxd2880_post_bit_err_t(&priv->tnrdmd, + &post_bit_err, + &post_bit_count); + mutex_unlock(priv->spi_mutex); + } else if (c->delivery_system == SYS_DVBT2) { + mutex_lock(priv->spi_mutex); + ret = cxd2880_post_bit_err_t2(&priv->tnrdmd, + &post_bit_err, + &post_bit_count); + mutex_unlock(priv->spi_mutex); + } else { + return -EINVAL; + } + + if (!ret) { + c->post_bit_error.len = 1; + c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; + c->post_bit_error.stat[0].uvalue += post_bit_err; + c->post_bit_count.len = 1; + c->post_bit_count.stat[0].scale = FE_SCALE_COUNTER; + c->post_bit_count.stat[0].uvalue += post_bit_count; + } else { + c->post_bit_error.len = 1; + c->post_bit_error.stat[0].scale = + FE_SCALE_NOT_AVAILABLE; + c->post_bit_count.len = 1; + c->post_bit_count.stat[0].scale = + FE_SCALE_NOT_AVAILABLE; + pr_debug("post_bit_err_t %d\n", ret); + } + } + + if (time_after(jiffies, priv->ucblock_update)) { + priv->ucblock_update = + jiffies + msecs_to_jiffies(priv->ucblock_interval); + if (c->delivery_system == SYS_DVBT) { + mutex_lock(priv->spi_mutex); + ret = cxd2880_read_block_err_t(&priv->tnrdmd, + &block_err, + &block_count); + mutex_unlock(priv->spi_mutex); + } else if (c->delivery_system == SYS_DVBT2) { + mutex_lock(priv->spi_mutex); + ret = cxd2880_read_block_err_t2(&priv->tnrdmd, + &block_err, + &block_count); + mutex_unlock(priv->spi_mutex); + } else { + return -EINVAL; + } + if (!ret) { + c->block_error.len = 1; + c->block_error.stat[0].scale = FE_SCALE_COUNTER; + c->block_error.stat[0].uvalue += block_err; + c->block_count.len = 1; + c->block_count.stat[0].scale = FE_SCALE_COUNTER; + c->block_count.stat[0].uvalue += block_count; + } else { + c->block_error.len = 1; + c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + c->block_count.len = 1; + c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + pr_debug("read_block_err_t %d\n", ret); + } + } + + return 0; +} + +static int cxd2880_check_l1post_plp(struct dvb_frontend *fe) +{ + u8 valid = 0; + u8 plp_not_found; + int ret; + struct cxd2880_priv *priv = NULL; + + if (!fe) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + + ret = cxd2880_tnrdmd_dvbt2_check_l1post_valid(&priv->tnrdmd, + &valid); + if (ret) + return ret; + + if (!valid) + return -EAGAIN; + + ret = cxd2880_tnrdmd_dvbt2_mon_data_plp_error(&priv->tnrdmd, + &plp_not_found); + if (ret) + return ret; + + if (plp_not_found) { + priv->dvbt2_tune_param.tune_info = + CXD2880_TNRDMD_DVBT2_TUNE_INFO_INVALID_PLP_ID; + } else { + priv->dvbt2_tune_param.tune_info = + CXD2880_TNRDMD_DVBT2_TUNE_INFO_OK; + } + + return 0; +} + +static int cxd2880_read_status(struct dvb_frontend *fe, + enum fe_status *status) +{ + int ret; + u8 sync = 0; + u8 lock = 0; + u8 unlock = 0; + struct cxd2880_priv *priv = NULL; + struct dtv_frontend_properties *c = NULL; + + if (!fe || !status) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + c = &fe->dtv_property_cache; + *status = 0; + + if (priv->tnrdmd.state == CXD2880_TNRDMD_STATE_ACTIVE) { + mutex_lock(priv->spi_mutex); + if (c->delivery_system == SYS_DVBT) { + ret = cxd2880_tnrdmd_dvbt_mon_sync_stat(&priv->tnrdmd, + &sync, + &lock, + &unlock); + } else if (c->delivery_system == SYS_DVBT2) { + ret = cxd2880_tnrdmd_dvbt2_mon_sync_stat(&priv->tnrdmd, + &sync, + &lock, + &unlock); + } else { + pr_err("invalid system"); + mutex_unlock(priv->spi_mutex); + return -EINVAL; + } + + mutex_unlock(priv->spi_mutex); + if (ret) { + pr_err("failed. sys = %d\n", priv->tnrdmd.sys); + return ret; + } + + if (sync == 6) { + *status = FE_HAS_SIGNAL | + FE_HAS_CARRIER; + } + if (lock) + *status |= FE_HAS_VITERBI | + FE_HAS_SYNC | + FE_HAS_LOCK; + } + + pr_debug("status %d\n", *status); + + if (priv->s == 0 && (*status & FE_HAS_LOCK) && + (*status & FE_HAS_CARRIER)) { + mutex_lock(priv->spi_mutex); + if (c->delivery_system == SYS_DVBT) { + ret = cxd2880_set_ber_per_period_t(fe); + priv->s = *status; + } else if (c->delivery_system == SYS_DVBT2) { + ret = cxd2880_check_l1post_plp(fe); + if (!ret) { + ret = cxd2880_set_ber_per_period_t2(fe); + priv->s = *status; + } + } else { + pr_err("invalid system\n"); + mutex_unlock(priv->spi_mutex); + return -EINVAL; + } + mutex_unlock(priv->spi_mutex); + } + + cxd2880_get_stats(fe, *status); + return 0; +} + +static int cxd2880_tune(struct dvb_frontend *fe, + bool retune, + unsigned int mode_flags, + unsigned int *delay, + enum fe_status *status) +{ + int ret; + + if (!fe || !delay || !status) { + pr_err("invalid arg."); + return -EINVAL; + } + + if (retune) { + ret = cxd2880_set_frontend(fe); + if (ret) { + pr_err("cxd2880_set_frontend failed %d\n", ret); + return ret; + } + } + + *delay = HZ / 5; + + return cxd2880_read_status(fe, status); +} + +static int cxd2880_get_frontend_t(struct dvb_frontend *fe, + struct dtv_frontend_properties *c) +{ + int ret; + struct cxd2880_priv *priv = NULL; + enum cxd2880_dvbt_mode mode = CXD2880_DVBT_MODE_2K; + enum cxd2880_dvbt_guard guard = CXD2880_DVBT_GUARD_1_32; + struct cxd2880_dvbt_tpsinfo tps; + enum cxd2880_tnrdmd_spectrum_sense sense; + u16 snr = 0; + int strength = 0; + + if (!fe || !c) { + pr_err("invalid arg\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt_mon_mode_guard(&priv->tnrdmd, + &mode, &guard); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (mode) { + case CXD2880_DVBT_MODE_2K: + c->transmission_mode = TRANSMISSION_MODE_2K; + break; + case CXD2880_DVBT_MODE_8K: + c->transmission_mode = TRANSMISSION_MODE_8K; + break; + default: + c->transmission_mode = TRANSMISSION_MODE_2K; + pr_debug("transmission mode is invalid %d\n", mode); + break; + } + switch (guard) { + case CXD2880_DVBT_GUARD_1_32: + c->guard_interval = GUARD_INTERVAL_1_32; + break; + case CXD2880_DVBT_GUARD_1_16: + c->guard_interval = GUARD_INTERVAL_1_16; + break; + case CXD2880_DVBT_GUARD_1_8: + c->guard_interval = GUARD_INTERVAL_1_8; + break; + case CXD2880_DVBT_GUARD_1_4: + c->guard_interval = GUARD_INTERVAL_1_4; + break; + default: + c->guard_interval = GUARD_INTERVAL_1_32; + pr_debug("guard interval is invalid %d\n", + guard); + break; + } + } else { + c->transmission_mode = TRANSMISSION_MODE_2K; + c->guard_interval = GUARD_INTERVAL_1_32; + pr_debug("ModeGuard err %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt_mon_tps_info(&priv->tnrdmd, &tps); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (tps.hierarchy) { + case CXD2880_DVBT_HIERARCHY_NON: + c->hierarchy = HIERARCHY_NONE; + break; + case CXD2880_DVBT_HIERARCHY_1: + c->hierarchy = HIERARCHY_1; + break; + case CXD2880_DVBT_HIERARCHY_2: + c->hierarchy = HIERARCHY_2; + break; + case CXD2880_DVBT_HIERARCHY_4: + c->hierarchy = HIERARCHY_4; + break; + default: + c->hierarchy = HIERARCHY_NONE; + pr_debug("TPSInfo hierarchy is invalid %d\n", + tps.hierarchy); + break; + } + + switch (tps.rate_hp) { + case CXD2880_DVBT_CODERATE_1_2: + c->code_rate_HP = FEC_1_2; + break; + case CXD2880_DVBT_CODERATE_2_3: + c->code_rate_HP = FEC_2_3; + break; + case CXD2880_DVBT_CODERATE_3_4: + c->code_rate_HP = FEC_3_4; + break; + case CXD2880_DVBT_CODERATE_5_6: + c->code_rate_HP = FEC_5_6; + break; + case CXD2880_DVBT_CODERATE_7_8: + c->code_rate_HP = FEC_7_8; + break; + default: + c->code_rate_HP = FEC_NONE; + pr_debug("TPSInfo rateHP is invalid %d\n", + tps.rate_hp); + break; + } + switch (tps.rate_lp) { + case CXD2880_DVBT_CODERATE_1_2: + c->code_rate_LP = FEC_1_2; + break; + case CXD2880_DVBT_CODERATE_2_3: + c->code_rate_LP = FEC_2_3; + break; + case CXD2880_DVBT_CODERATE_3_4: + c->code_rate_LP = FEC_3_4; + break; + case CXD2880_DVBT_CODERATE_5_6: + c->code_rate_LP = FEC_5_6; + break; + case CXD2880_DVBT_CODERATE_7_8: + c->code_rate_LP = FEC_7_8; + break; + default: + c->code_rate_LP = FEC_NONE; + pr_debug("TPSInfo rateLP is invalid %d\n", + tps.rate_lp); + break; + } + switch (tps.constellation) { + case CXD2880_DVBT_CONSTELLATION_QPSK: + c->modulation = QPSK; + break; + case CXD2880_DVBT_CONSTELLATION_16QAM: + c->modulation = QAM_16; + break; + case CXD2880_DVBT_CONSTELLATION_64QAM: + c->modulation = QAM_64; + break; + default: + c->modulation = QPSK; + pr_debug("TPSInfo constellation is invalid %d\n", + tps.constellation); + break; + } + } else { + c->hierarchy = HIERARCHY_NONE; + c->code_rate_HP = FEC_NONE; + c->code_rate_LP = FEC_NONE; + c->modulation = QPSK; + pr_debug("TPS info err %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt_mon_spectrum_sense(&priv->tnrdmd, &sense); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (sense) { + case CXD2880_TNRDMD_SPECTRUM_NORMAL: + c->inversion = INVERSION_OFF; + break; + case CXD2880_TNRDMD_SPECTRUM_INV: + c->inversion = INVERSION_ON; + break; + default: + c->inversion = INVERSION_OFF; + pr_debug("spectrum sense is invalid %d\n", sense); + break; + } + } else { + c->inversion = INVERSION_OFF; + pr_debug("spectrum_sense %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_mon_rf_lvl(&priv->tnrdmd, &strength); + mutex_unlock(priv->spi_mutex); + if (!ret) { + c->strength.len = 1; + c->strength.stat[0].scale = FE_SCALE_DECIBEL; + c->strength.stat[0].svalue = strength; + } else { + c->strength.len = 1; + c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + pr_debug("mon_rf_lvl %d\n", ret); + } + + ret = cxd2880_read_snr(fe, &snr); + if (!ret) { + c->cnr.len = 1; + c->cnr.stat[0].scale = FE_SCALE_DECIBEL; + c->cnr.stat[0].svalue = snr; + } else { + c->cnr.len = 1; + c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + pr_debug("read_snr %d\n", ret); + } + + return 0; +} + +static int cxd2880_get_frontend_t2(struct dvb_frontend *fe, + struct dtv_frontend_properties *c) +{ + int ret; + struct cxd2880_priv *priv = NULL; + struct cxd2880_dvbt2_l1pre l1pre; + enum cxd2880_dvbt2_plp_code_rate coderate; + enum cxd2880_dvbt2_plp_constell qam; + enum cxd2880_tnrdmd_spectrum_sense sense; + u16 snr = 0; + int strength = 0; + + if (!fe || !c) { + pr_err("invalid arg.\n"); + return -EINVAL; + } + + priv = fe->demodulator_priv; + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt2_mon_l1_pre(&priv->tnrdmd, &l1pre); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (l1pre.fft_mode) { + case CXD2880_DVBT2_M2K: + c->transmission_mode = TRANSMISSION_MODE_2K; + break; + case CXD2880_DVBT2_M8K: + c->transmission_mode = TRANSMISSION_MODE_8K; + break; + case CXD2880_DVBT2_M4K: + c->transmission_mode = TRANSMISSION_MODE_4K; + break; + case CXD2880_DVBT2_M1K: + c->transmission_mode = TRANSMISSION_MODE_1K; + break; + case CXD2880_DVBT2_M16K: + c->transmission_mode = TRANSMISSION_MODE_16K; + break; + case CXD2880_DVBT2_M32K: + c->transmission_mode = TRANSMISSION_MODE_32K; + break; + default: + c->transmission_mode = TRANSMISSION_MODE_2K; + pr_debug("L1Pre fft_mode is invalid %d\n", + l1pre.fft_mode); + break; + } + switch (l1pre.gi) { + case CXD2880_DVBT2_G1_32: + c->guard_interval = GUARD_INTERVAL_1_32; + break; + case CXD2880_DVBT2_G1_16: + c->guard_interval = GUARD_INTERVAL_1_16; + break; + case CXD2880_DVBT2_G1_8: + c->guard_interval = GUARD_INTERVAL_1_8; + break; + case CXD2880_DVBT2_G1_4: + c->guard_interval = GUARD_INTERVAL_1_4; + break; + case CXD2880_DVBT2_G1_128: + c->guard_interval = GUARD_INTERVAL_1_128; + break; + case CXD2880_DVBT2_G19_128: + c->guard_interval = GUARD_INTERVAL_19_128; + break; + case CXD2880_DVBT2_G19_256: + c->guard_interval = GUARD_INTERVAL_19_256; + break; + default: + c->guard_interval = GUARD_INTERVAL_1_32; + pr_debug("L1Pre guard interval is invalid %d\n", + l1pre.gi); + break; + } + } else { + c->transmission_mode = TRANSMISSION_MODE_2K; + c->guard_interval = GUARD_INTERVAL_1_32; + pr_debug("L1Pre err %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt2_mon_code_rate(&priv->tnrdmd, + CXD2880_DVBT2_PLP_DATA, + &coderate); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (coderate) { + case CXD2880_DVBT2_R1_2: + c->fec_inner = FEC_1_2; + break; + case CXD2880_DVBT2_R3_5: + c->fec_inner = FEC_3_5; + break; + case CXD2880_DVBT2_R2_3: + c->fec_inner = FEC_2_3; + break; + case CXD2880_DVBT2_R3_4: + c->fec_inner = FEC_3_4; + break; + case CXD2880_DVBT2_R4_5: + c->fec_inner = FEC_4_5; + break; + case CXD2880_DVBT2_R5_6: + c->fec_inner = FEC_5_6; + break; + default: + c->fec_inner = FEC_NONE; + pr_debug("CodeRate is invalid %d\n", coderate); + break; + } + } else { + c->fec_inner = FEC_NONE; + pr_debug("CodeRate %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt2_mon_qam(&priv->tnrdmd, + CXD2880_DVBT2_PLP_DATA, + &qam); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (qam) { + case CXD2880_DVBT2_QPSK: + c->modulation = QPSK; + break; + case CXD2880_DVBT2_QAM16: + c->modulation = QAM_16; + break; + case CXD2880_DVBT2_QAM64: + c->modulation = QAM_64; + break; + case CXD2880_DVBT2_QAM256: + c->modulation = QAM_256; + break; + default: + c->modulation = QPSK; + pr_debug("QAM is invalid %d\n", qam); + break; + } + } else { + c->modulation = QPSK; + pr_debug("QAM %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_dvbt2_mon_spectrum_sense(&priv->tnrdmd, &sense); + mutex_unlock(priv->spi_mutex); + if (!ret) { + switch (sense) { + case CXD2880_TNRDMD_SPECTRUM_NORMAL: + c->inversion = INVERSION_OFF; + break; + case CXD2880_TNRDMD_SPECTRUM_INV: + c->inversion = INVERSION_ON; + break; + default: + c->inversion = INVERSION_OFF; + pr_debug("spectrum sense is invalid %d\n", sense); + break; + } + } else { + c->inversion = INVERSION_OFF; + pr_debug("SpectrumSense %d\n", ret); + } + + mutex_lock(priv->spi_mutex); + ret = cxd2880_tnrdmd_mon_rf_lvl(&priv->tnrdmd, &strength); + mutex_unlock(priv->spi_mutex); + if (!ret) { + c->strength.len = 1; + c->strength.stat[0].scale = FE_SCALE_DECIBEL; + c->strength.stat[0].svalue = strength; + } else { + c->strength.len = 1; + c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + pr_debug("mon_rf_lvl %d\n", ret); + } + + ret = cxd2880_read_snr(fe, &snr); + if (!ret) { + c->cnr.len = 1; + c->cnr.stat[0].scale = FE_SCALE_DECIBEL; + c->cnr.stat[0].svalue = snr; + } else { + c->cnr.len = 1; + c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + pr_debug("read_snr %d\n", ret); + } + + return 0; +} + +static int cxd2880_get_frontend(struct dvb_frontend *fe, + struct dtv_frontend_properties *props) +{ + int ret; + + if (!fe || !props) { + pr_err("invalid arg."); + return -EINVAL; + } + + pr_debug("system=%d\n", fe->dtv_property_cache.delivery_system); + switch (fe->dtv_property_cache.delivery_system) { + case SYS_DVBT: + ret = cxd2880_get_frontend_t(fe, props); + break; + case SYS_DVBT2: + ret = cxd2880_get_frontend_t2(fe, props); + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} + +static enum dvbfe_algo cxd2880_get_frontend_algo(struct dvb_frontend *fe) +{ + return DVBFE_ALGO_HW; +} + +static struct dvb_frontend_ops cxd2880_dvbt_t2_ops = { + .info = { + .name = "Sony CXD2880", + .frequency_min_hz = 174 * MHz, + .frequency_max_hz = 862 * MHz, + .frequency_stepsize_hz = 1 * kHz, + .caps = FE_CAN_INVERSION_AUTO | + FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_4_5 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK | + FE_CAN_QAM_16 | + FE_CAN_QAM_32 | + FE_CAN_QAM_64 | + FE_CAN_QAM_128 | + FE_CAN_QAM_256 | + FE_CAN_QAM_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_2G_MODULATION | + FE_CAN_RECOVER | + FE_CAN_MUTE_TS, + }, + .delsys = { SYS_DVBT, SYS_DVBT2 }, + + .release = cxd2880_release, + .init = cxd2880_init, + .sleep = cxd2880_sleep, + .tune = cxd2880_tune, + .set_frontend = cxd2880_set_frontend, + .get_frontend = cxd2880_get_frontend, + .read_status = cxd2880_read_status, + .read_ber = cxd2880_read_ber, + .read_signal_strength = cxd2880_read_signal_strength, + .read_snr = cxd2880_read_snr, + .read_ucblocks = cxd2880_read_ucblocks, + .get_frontend_algo = cxd2880_get_frontend_algo, +}; + +struct dvb_frontend *cxd2880_attach(struct dvb_frontend *fe, + struct cxd2880_config *cfg) +{ + int ret; + enum cxd2880_tnrdmd_chip_id chipid = + CXD2880_TNRDMD_CHIP_ID_UNKNOWN; + static struct cxd2880_priv *priv; + u8 data = 0; + + if (!fe) { + pr_err("invalid arg.\n"); + return NULL; + } + + priv = kzalloc(sizeof(struct cxd2880_priv), GFP_KERNEL); + if (!priv) + return NULL; + + priv->spi = cfg->spi; + priv->spi_mutex = cfg->spi_mutex; + priv->spi_device.spi = cfg->spi; + + memcpy(&fe->ops, &cxd2880_dvbt_t2_ops, + sizeof(struct dvb_frontend_ops)); + + ret = cxd2880_spi_device_initialize(&priv->spi_device, + CXD2880_SPI_MODE_0, + 55000000); + if (ret) { + pr_err("spi_device_initialize failed. %d\n", ret); + kfree(priv); + return NULL; + } + + ret = cxd2880_spi_device_create_spi(&priv->cxd2880_spi, + &priv->spi_device); + if (ret) { + pr_err("spi_device_create_spi failed. %d\n", ret); + kfree(priv); + return NULL; + } + + ret = cxd2880_io_spi_create(&priv->regio, &priv->cxd2880_spi, 0); + if (ret) { + pr_err("io_spi_create failed. %d\n", ret); + kfree(priv); + return NULL; + } + ret = priv->regio.write_reg(&priv->regio, + CXD2880_IO_TGT_SYS, 0x00, 0x00); + if (ret) { + pr_err("set bank to 0x00 failed.\n"); + kfree(priv); + return NULL; + } + ret = priv->regio.read_regs(&priv->regio, + CXD2880_IO_TGT_SYS, 0xfd, &data, 1); + if (ret) { + pr_err("read chip id failed.\n"); + kfree(priv); + return NULL; + } + + chipid = (enum cxd2880_tnrdmd_chip_id)data; + if (chipid != CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_0X && + chipid != CXD2880_TNRDMD_CHIP_ID_CXD2880_ES1_11) { + pr_err("chip id invalid.\n"); + kfree(priv); + return NULL; + } + + fe->demodulator_priv = priv; + pr_info("CXD2880 driver version: Ver %s\n", + CXD2880_TNRDMD_DRIVER_VERSION); + + return fe; +} +EXPORT_SYMBOL_GPL(cxd2880_attach); + +MODULE_DESCRIPTION("Sony CXD2880 DVB-T2/T tuner + demod driver"); +MODULE_AUTHOR("Sony Semiconductor Solutions Corporation"); +MODULE_LICENSE("GPL v2"); |