diff options
Diffstat (limited to 'drivers/media/pci/dm1105')
| -rw-r--r-- | drivers/media/pci/dm1105/Kconfig | 21 | ||||
| -rw-r--r-- | drivers/media/pci/dm1105/Makefile | 3 | ||||
| -rw-r--r-- | drivers/media/pci/dm1105/dm1105.c | 1243 |
3 files changed, 1267 insertions, 0 deletions
diff --git a/drivers/media/pci/dm1105/Kconfig b/drivers/media/pci/dm1105/Kconfig new file mode 100644 index 000000000..14fa7e40f --- /dev/null +++ b/drivers/media/pci/dm1105/Kconfig @@ -0,0 +1,21 @@ +config DVB_DM1105 + tristate "SDMC DM1105 based PCI cards" + depends on DVB_CORE && PCI && I2C && I2C_ALGOBIT + select DVB_PLL if MEDIA_SUBDRV_AUTOSELECT + select DVB_STV0299 if MEDIA_SUBDRV_AUTOSELECT + select DVB_STV0288 if MEDIA_SUBDRV_AUTOSELECT + select DVB_STB6000 if MEDIA_SUBDRV_AUTOSELECT + select DVB_CX24116 if MEDIA_SUBDRV_AUTOSELECT + select DVB_SI21XX if MEDIA_SUBDRV_AUTOSELECT + select DVB_DS3000 if MEDIA_SUBDRV_AUTOSELECT + select DVB_TS2020 if MEDIA_SUBDRV_AUTOSELECT + depends on RC_CORE + help + Support for cards based on the SDMC DM1105 PCI chip like + DvbWorld 2002 + + Since these cards have no MPEG decoder onboard, they transmit + only compressed MPEG data over the PCI bus, so you need + an external software decoder to watch TV on your computer. + + Say Y or M if you own such a device and want to use it. diff --git a/drivers/media/pci/dm1105/Makefile b/drivers/media/pci/dm1105/Makefile new file mode 100644 index 000000000..d22c2547e --- /dev/null +++ b/drivers/media/pci/dm1105/Makefile @@ -0,0 +1,3 @@ +obj-$(CONFIG_DVB_DM1105) += dm1105.o + +ccflags-y += -Idrivers/media/dvb-frontends diff --git a/drivers/media/pci/dm1105/dm1105.c b/drivers/media/pci/dm1105/dm1105.c new file mode 100644 index 000000000..1ddb0576f --- /dev/null +++ b/drivers/media/pci/dm1105/dm1105.c @@ -0,0 +1,1243 @@ +/* + * dm1105.c - driver for DVB cards based on SDMC DM1105 PCI chip + * + * Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/i2c.h> +#include <linux/i2c-algo-bit.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/proc_fs.h> +#include <linux/pci.h> +#include <linux/dma-mapping.h> +#include <linux/slab.h> +#include <media/rc-core.h> + +#include <media/demux.h> +#include <media/dmxdev.h> +#include <media/dvb_demux.h> +#include <media/dvb_frontend.h> +#include <media/dvb_net.h> +#include <media/dvbdev.h> +#include "dvb-pll.h" + +#include "stv0299.h" +#include "stv0288.h" +#include "stb6000.h" +#include "si21xx.h" +#include "cx24116.h" +#include "z0194a.h" +#include "ts2020.h" +#include "ds3000.h" + +#define MODULE_NAME "dm1105" + +#define UNSET (-1U) + +#define DM1105_BOARD_NOAUTO UNSET +#define DM1105_BOARD_UNKNOWN 0 +#define DM1105_BOARD_DVBWORLD_2002 1 +#define DM1105_BOARD_DVBWORLD_2004 2 +#define DM1105_BOARD_AXESS_DM05 3 +#define DM1105_BOARD_UNBRANDED_I2C_ON_GPIO 4 + +/* ----------------------------------------------- */ +/* + * PCI ID's + */ +#ifndef PCI_VENDOR_ID_TRIGEM +#define PCI_VENDOR_ID_TRIGEM 0x109f +#endif +#ifndef PCI_VENDOR_ID_AXESS +#define PCI_VENDOR_ID_AXESS 0x195d +#endif +#ifndef PCI_DEVICE_ID_DM1105 +#define PCI_DEVICE_ID_DM1105 0x036f +#endif +#ifndef PCI_DEVICE_ID_DW2002 +#define PCI_DEVICE_ID_DW2002 0x2002 +#endif +#ifndef PCI_DEVICE_ID_DW2004 +#define PCI_DEVICE_ID_DW2004 0x2004 +#endif +#ifndef PCI_DEVICE_ID_DM05 +#define PCI_DEVICE_ID_DM05 0x1105 +#endif +/* ----------------------------------------------- */ +/* sdmc dm1105 registers */ + +/* TS Control */ +#define DM1105_TSCTR 0x00 +#define DM1105_DTALENTH 0x04 + +/* GPIO Interface */ +#define DM1105_GPIOVAL 0x08 +#define DM1105_GPIOCTR 0x0c + +/* PID serial number */ +#define DM1105_PIDN 0x10 + +/* Odd-even secret key select */ +#define DM1105_CWSEL 0x14 + +/* Host Command Interface */ +#define DM1105_HOST_CTR 0x18 +#define DM1105_HOST_AD 0x1c + +/* PCI Interface */ +#define DM1105_CR 0x30 +#define DM1105_RST 0x34 +#define DM1105_STADR 0x38 +#define DM1105_RLEN 0x3c +#define DM1105_WRP 0x40 +#define DM1105_INTCNT 0x44 +#define DM1105_INTMAK 0x48 +#define DM1105_INTSTS 0x4c + +/* CW Value */ +#define DM1105_ODD 0x50 +#define DM1105_EVEN 0x58 + +/* PID Value */ +#define DM1105_PID 0x60 + +/* IR Control */ +#define DM1105_IRCTR 0x64 +#define DM1105_IRMODE 0x68 +#define DM1105_SYSTEMCODE 0x6c +#define DM1105_IRCODE 0x70 + +/* Unknown Values */ +#define DM1105_ENCRYPT 0x74 +#define DM1105_VER 0x7c + +/* I2C Interface */ +#define DM1105_I2CCTR 0x80 +#define DM1105_I2CSTS 0x81 +#define DM1105_I2CDAT 0x82 +#define DM1105_I2C_RA 0x83 +/* ----------------------------------------------- */ +/* Interrupt Mask Bits */ + +#define INTMAK_TSIRQM 0x01 +#define INTMAK_HIRQM 0x04 +#define INTMAK_IRM 0x08 +#define INTMAK_ALLMASK (INTMAK_TSIRQM | \ + INTMAK_HIRQM | \ + INTMAK_IRM) +#define INTMAK_NONEMASK 0x00 + +/* Interrupt Status Bits */ +#define INTSTS_TSIRQ 0x01 +#define INTSTS_HIRQ 0x04 +#define INTSTS_IR 0x08 + +/* IR Control Bits */ +#define DM1105_IR_EN 0x01 +#define DM1105_SYS_CHK 0x02 +#define DM1105_REP_FLG 0x08 + +/* EEPROM addr */ +#define IIC_24C01_addr 0xa0 +/* Max board count */ +#define DM1105_MAX 0x04 + +#define DRIVER_NAME "dm1105" +#define DM1105_I2C_GPIO_NAME "dm1105-gpio" + +#define DM1105_DMA_PACKETS 47 +#define DM1105_DMA_PACKET_LENGTH (128*4) +#define DM1105_DMA_BYTES (128 * 4 * DM1105_DMA_PACKETS) + +/* */ +#define GPIO08 (1 << 8) +#define GPIO13 (1 << 13) +#define GPIO14 (1 << 14) +#define GPIO15 (1 << 15) +#define GPIO16 (1 << 16) +#define GPIO17 (1 << 17) +#define GPIO_ALL 0x03ffff + +/* GPIO's for LNB power control */ +#define DM1105_LNB_MASK (GPIO_ALL & ~(GPIO14 | GPIO13)) +#define DM1105_LNB_OFF GPIO17 +#define DM1105_LNB_13V (GPIO16 | GPIO08) +#define DM1105_LNB_18V GPIO08 + +/* GPIO's for LNB power control for Axess DM05 */ +#define DM05_LNB_MASK (GPIO_ALL & ~(GPIO14 | GPIO13)) +#define DM05_LNB_OFF GPIO17/* actually 13v */ +#define DM05_LNB_13V GPIO17 +#define DM05_LNB_18V (GPIO17 | GPIO16) + +/* GPIO's for LNB power control for unbranded with I2C on GPIO */ +#define UNBR_LNB_MASK (GPIO17 | GPIO16) +#define UNBR_LNB_OFF 0 +#define UNBR_LNB_13V GPIO17 +#define UNBR_LNB_18V (GPIO17 | GPIO16) + +static unsigned int card[] = {[0 ... 3] = UNSET }; +module_param_array(card, int, NULL, 0444); +MODULE_PARM_DESC(card, "card type"); + +static int ir_debug; +module_param(ir_debug, int, 0644); +MODULE_PARM_DESC(ir_debug, "enable debugging information for IR decoding"); + +static unsigned int dm1105_devcount; + +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + +struct dm1105_board { + char *name; + struct { + u32 mask, off, v13, v18; + } lnb; + u32 gpio_scl, gpio_sda; +}; + +struct dm1105_subid { + u16 subvendor; + u16 subdevice; + u32 card; +}; + +static const struct dm1105_board dm1105_boards[] = { + [DM1105_BOARD_UNKNOWN] = { + .name = "UNKNOWN/GENERIC", + .lnb = { + .mask = DM1105_LNB_MASK, + .off = DM1105_LNB_OFF, + .v13 = DM1105_LNB_13V, + .v18 = DM1105_LNB_18V, + }, + }, + [DM1105_BOARD_DVBWORLD_2002] = { + .name = "DVBWorld PCI 2002", + .lnb = { + .mask = DM1105_LNB_MASK, + .off = DM1105_LNB_OFF, + .v13 = DM1105_LNB_13V, + .v18 = DM1105_LNB_18V, + }, + }, + [DM1105_BOARD_DVBWORLD_2004] = { + .name = "DVBWorld PCI 2004", + .lnb = { + .mask = DM1105_LNB_MASK, + .off = DM1105_LNB_OFF, + .v13 = DM1105_LNB_13V, + .v18 = DM1105_LNB_18V, + }, + }, + [DM1105_BOARD_AXESS_DM05] = { + .name = "Axess/EasyTv DM05", + .lnb = { + .mask = DM05_LNB_MASK, + .off = DM05_LNB_OFF, + .v13 = DM05_LNB_13V, + .v18 = DM05_LNB_18V, + }, + }, + [DM1105_BOARD_UNBRANDED_I2C_ON_GPIO] = { + .name = "Unbranded DM1105 with i2c on GPIOs", + .lnb = { + .mask = UNBR_LNB_MASK, + .off = UNBR_LNB_OFF, + .v13 = UNBR_LNB_13V, + .v18 = UNBR_LNB_18V, + }, + .gpio_scl = GPIO14, + .gpio_sda = GPIO13, + }, +}; + +static const struct dm1105_subid dm1105_subids[] = { + { + .subvendor = 0x0000, + .subdevice = 0x2002, + .card = DM1105_BOARD_DVBWORLD_2002, + }, { + .subvendor = 0x0001, + .subdevice = 0x2002, + .card = DM1105_BOARD_DVBWORLD_2002, + }, { + .subvendor = 0x0000, + .subdevice = 0x2004, + .card = DM1105_BOARD_DVBWORLD_2004, + }, { + .subvendor = 0x0001, + .subdevice = 0x2004, + .card = DM1105_BOARD_DVBWORLD_2004, + }, { + .subvendor = 0x195d, + .subdevice = 0x1105, + .card = DM1105_BOARD_AXESS_DM05, + }, +}; + +static void dm1105_card_list(struct pci_dev *pci) +{ + int i; + + if (0 == pci->subsystem_vendor && + 0 == pci->subsystem_device) { + printk(KERN_ERR + "dm1105: Your board has no valid PCI Subsystem ID\n" + "dm1105: and thus can't be autodetected\n" + "dm1105: Please pass card=<n> insmod option to\n" + "dm1105: workaround that. Redirect complaints to\n" + "dm1105: the vendor of the TV card. Best regards,\n" + "dm1105: -- tux\n"); + } else { + printk(KERN_ERR + "dm1105: Your board isn't known (yet) to the driver.\n" + "dm1105: You can try to pick one of the existing\n" + "dm1105: card configs via card=<n> insmod option.\n" + "dm1105: Updating to the latest version might help\n" + "dm1105: as well.\n"); + } + printk(KERN_ERR "Here is a list of valid choices for the card=<n> insmod option:\n"); + for (i = 0; i < ARRAY_SIZE(dm1105_boards); i++) + printk(KERN_ERR "dm1105: card=%d -> %s\n", + i, dm1105_boards[i].name); +} + +/* infrared remote control */ +struct infrared { + struct rc_dev *dev; + char input_phys[32]; + struct work_struct work; + u32 ir_command; +}; + +struct dm1105_dev { + /* pci */ + struct pci_dev *pdev; + u8 __iomem *io_mem; + + /* ir */ + struct infrared ir; + + /* dvb */ + struct dmx_frontend hw_frontend; + struct dmx_frontend mem_frontend; + struct dmxdev dmxdev; + struct dvb_adapter dvb_adapter; + struct dvb_demux demux; + struct dvb_frontend *fe; + struct dvb_net dvbnet; + unsigned int full_ts_users; + unsigned int boardnr; + int nr; + + /* i2c */ + struct i2c_adapter i2c_adap; + struct i2c_adapter i2c_bb_adap; + struct i2c_algo_bit_data i2c_bit; + + /* irq */ + struct work_struct work; + struct workqueue_struct *wq; + char wqn[16]; + + /* dma */ + dma_addr_t dma_addr; + unsigned char *ts_buf; + u32 wrp; + u32 nextwrp; + u32 buffer_size; + unsigned int PacketErrorCount; + unsigned int dmarst; + spinlock_t lock; +}; + +#define dm_io_mem(reg) ((unsigned long)(&dev->io_mem[reg])) + +#define dm_readb(reg) inb(dm_io_mem(reg)) +#define dm_writeb(reg, value) outb((value), (dm_io_mem(reg))) + +#define dm_readw(reg) inw(dm_io_mem(reg)) +#define dm_writew(reg, value) outw((value), (dm_io_mem(reg))) + +#define dm_readl(reg) inl(dm_io_mem(reg)) +#define dm_writel(reg, value) outl((value), (dm_io_mem(reg))) + +#define dm_andorl(reg, mask, value) \ + outl((inl(dm_io_mem(reg)) & ~(mask)) |\ + ((value) & (mask)), (dm_io_mem(reg))) + +#define dm_setl(reg, bit) dm_andorl((reg), (bit), (bit)) +#define dm_clearl(reg, bit) dm_andorl((reg), (bit), 0) + +/* The chip has 18 GPIOs. In HOST mode GPIO's used as 15 bit address lines, + so we can use only 3 GPIO's from GPIO15 to GPIO17. + Here I don't check whether HOST is enebled as it is not implemented yet. + */ +static void dm1105_gpio_set(struct dm1105_dev *dev, u32 mask) +{ + if (mask & 0xfffc0000) + printk(KERN_ERR "%s: Only 18 GPIO's are allowed\n", __func__); + + if (mask & 0x0003ffff) + dm_setl(DM1105_GPIOVAL, mask & 0x0003ffff); + +} + +static void dm1105_gpio_clear(struct dm1105_dev *dev, u32 mask) +{ + if (mask & 0xfffc0000) + printk(KERN_ERR "%s: Only 18 GPIO's are allowed\n", __func__); + + if (mask & 0x0003ffff) + dm_clearl(DM1105_GPIOVAL, mask & 0x0003ffff); + +} + +static void dm1105_gpio_andor(struct dm1105_dev *dev, u32 mask, u32 val) +{ + if (mask & 0xfffc0000) + printk(KERN_ERR "%s: Only 18 GPIO's are allowed\n", __func__); + + if (mask & 0x0003ffff) + dm_andorl(DM1105_GPIOVAL, mask & 0x0003ffff, val); + +} + +static u32 dm1105_gpio_get(struct dm1105_dev *dev, u32 mask) +{ + if (mask & 0xfffc0000) + printk(KERN_ERR "%s: Only 18 GPIO's are allowed\n", __func__); + + if (mask & 0x0003ffff) + return dm_readl(DM1105_GPIOVAL) & mask & 0x0003ffff; + + return 0; +} + +static void dm1105_gpio_enable(struct dm1105_dev *dev, u32 mask, int asoutput) +{ + if (mask & 0xfffc0000) + printk(KERN_ERR "%s: Only 18 GPIO's are allowed\n", __func__); + + if ((mask & 0x0003ffff) && asoutput) + dm_clearl(DM1105_GPIOCTR, mask & 0x0003ffff); + else if ((mask & 0x0003ffff) && !asoutput) + dm_setl(DM1105_GPIOCTR, mask & 0x0003ffff); + +} + +static void dm1105_setline(struct dm1105_dev *dev, u32 line, int state) +{ + if (state) + dm1105_gpio_enable(dev, line, 0); + else { + dm1105_gpio_enable(dev, line, 1); + dm1105_gpio_clear(dev, line); + } +} + +static void dm1105_setsda(void *data, int state) +{ + struct dm1105_dev *dev = data; + + dm1105_setline(dev, dm1105_boards[dev->boardnr].gpio_sda, state); +} + +static void dm1105_setscl(void *data, int state) +{ + struct dm1105_dev *dev = data; + + dm1105_setline(dev, dm1105_boards[dev->boardnr].gpio_scl, state); +} + +static int dm1105_getsda(void *data) +{ + struct dm1105_dev *dev = data; + + return dm1105_gpio_get(dev, dm1105_boards[dev->boardnr].gpio_sda) + ? 1 : 0; +} + +static int dm1105_getscl(void *data) +{ + struct dm1105_dev *dev = data; + + return dm1105_gpio_get(dev, dm1105_boards[dev->boardnr].gpio_scl) + ? 1 : 0; +} + +static int dm1105_i2c_xfer(struct i2c_adapter *i2c_adap, + struct i2c_msg *msgs, int num) +{ + struct dm1105_dev *dev ; + + int addr, rc, i, j, k, len, byte, data; + u8 status; + + dev = i2c_adap->algo_data; + for (i = 0; i < num; i++) { + dm_writeb(DM1105_I2CCTR, 0x00); + if (msgs[i].flags & I2C_M_RD) { + /* read bytes */ + addr = msgs[i].addr << 1; + addr |= 1; + dm_writeb(DM1105_I2CDAT, addr); + for (byte = 0; byte < msgs[i].len; byte++) + dm_writeb(DM1105_I2CDAT + byte + 1, 0); + + dm_writeb(DM1105_I2CCTR, 0x81 + msgs[i].len); + for (j = 0; j < 55; j++) { + mdelay(10); + status = dm_readb(DM1105_I2CSTS); + if ((status & 0xc0) == 0x40) + break; + } + if (j >= 55) + return -1; + + for (byte = 0; byte < msgs[i].len; byte++) { + rc = dm_readb(DM1105_I2CDAT + byte + 1); + if (rc < 0) + goto err; + msgs[i].buf[byte] = rc; + } + } else if ((msgs[i].buf[0] == 0xf7) && (msgs[i].addr == 0x55)) { + /* prepaired for cx24116 firmware */ + /* Write in small blocks */ + len = msgs[i].len - 1; + k = 1; + do { + dm_writeb(DM1105_I2CDAT, msgs[i].addr << 1); + dm_writeb(DM1105_I2CDAT + 1, 0xf7); + for (byte = 0; byte < (len > 48 ? 48 : len); byte++) { + data = msgs[i].buf[k + byte]; + dm_writeb(DM1105_I2CDAT + byte + 2, data); + } + dm_writeb(DM1105_I2CCTR, 0x82 + (len > 48 ? 48 : len)); + for (j = 0; j < 25; j++) { + mdelay(10); + status = dm_readb(DM1105_I2CSTS); + if ((status & 0xc0) == 0x40) + break; + } + + if (j >= 25) + return -1; + + k += 48; + len -= 48; + } while (len > 0); + } else { + /* write bytes */ + dm_writeb(DM1105_I2CDAT, msgs[i].addr << 1); + for (byte = 0; byte < msgs[i].len; byte++) { + data = msgs[i].buf[byte]; + dm_writeb(DM1105_I2CDAT + byte + 1, data); + } + dm_writeb(DM1105_I2CCTR, 0x81 + msgs[i].len); + for (j = 0; j < 25; j++) { + mdelay(10); + status = dm_readb(DM1105_I2CSTS); + if ((status & 0xc0) == 0x40) + break; + } + + if (j >= 25) + return -1; + } + } + return num; + err: + return rc; +} + +static u32 functionality(struct i2c_adapter *adap) +{ + return I2C_FUNC_I2C; +} + +static const struct i2c_algorithm dm1105_algo = { + .master_xfer = dm1105_i2c_xfer, + .functionality = functionality, +}; + +static inline struct dm1105_dev *feed_to_dm1105_dev(struct dvb_demux_feed *feed) +{ + return container_of(feed->demux, struct dm1105_dev, demux); +} + +static inline struct dm1105_dev *frontend_to_dm1105_dev(struct dvb_frontend *fe) +{ + return container_of(fe->dvb, struct dm1105_dev, dvb_adapter); +} + +static int dm1105_set_voltage(struct dvb_frontend *fe, + enum fe_sec_voltage voltage) +{ + struct dm1105_dev *dev = frontend_to_dm1105_dev(fe); + + dm1105_gpio_enable(dev, dm1105_boards[dev->boardnr].lnb.mask, 1); + if (voltage == SEC_VOLTAGE_18) + dm1105_gpio_andor(dev, + dm1105_boards[dev->boardnr].lnb.mask, + dm1105_boards[dev->boardnr].lnb.v18); + else if (voltage == SEC_VOLTAGE_13) + dm1105_gpio_andor(dev, + dm1105_boards[dev->boardnr].lnb.mask, + dm1105_boards[dev->boardnr].lnb.v13); + else + dm1105_gpio_andor(dev, + dm1105_boards[dev->boardnr].lnb.mask, + dm1105_boards[dev->boardnr].lnb.off); + + return 0; +} + +static void dm1105_set_dma_addr(struct dm1105_dev *dev) +{ + dm_writel(DM1105_STADR, (__force u32)cpu_to_le32(dev->dma_addr)); +} + +static int dm1105_dma_map(struct dm1105_dev *dev) +{ + dev->ts_buf = pci_alloc_consistent(dev->pdev, + 6 * DM1105_DMA_BYTES, + &dev->dma_addr); + + return !dev->ts_buf; +} + +static void dm1105_dma_unmap(struct dm1105_dev *dev) +{ + pci_free_consistent(dev->pdev, + 6 * DM1105_DMA_BYTES, + dev->ts_buf, + dev->dma_addr); +} + +static void dm1105_enable_irqs(struct dm1105_dev *dev) +{ + dm_writeb(DM1105_INTMAK, INTMAK_ALLMASK); + dm_writeb(DM1105_CR, 1); +} + +static void dm1105_disable_irqs(struct dm1105_dev *dev) +{ + dm_writeb(DM1105_INTMAK, INTMAK_IRM); + dm_writeb(DM1105_CR, 0); +} + +static int dm1105_start_feed(struct dvb_demux_feed *f) +{ + struct dm1105_dev *dev = feed_to_dm1105_dev(f); + + if (dev->full_ts_users++ == 0) + dm1105_enable_irqs(dev); + + return 0; +} + +static int dm1105_stop_feed(struct dvb_demux_feed *f) +{ + struct dm1105_dev *dev = feed_to_dm1105_dev(f); + + if (--dev->full_ts_users == 0) + dm1105_disable_irqs(dev); + + return 0; +} + +/* ir work handler */ +static void dm1105_emit_key(struct work_struct *work) +{ + struct infrared *ir = container_of(work, struct infrared, work); + u32 ircom = ir->ir_command; + u8 data; + + if (ir_debug) + printk(KERN_INFO "%s: received byte 0x%04x\n", __func__, ircom); + + data = (ircom >> 8) & 0x7f; + + /* FIXME: UNKNOWN because we don't generate a full NEC scancode (yet?) */ + rc_keydown(ir->dev, RC_PROTO_UNKNOWN, data, 0); +} + +/* work handler */ +static void dm1105_dmx_buffer(struct work_struct *work) +{ + struct dm1105_dev *dev = container_of(work, struct dm1105_dev, work); + unsigned int nbpackets; + u32 oldwrp = dev->wrp; + u32 nextwrp = dev->nextwrp; + + if (!((dev->ts_buf[oldwrp] == 0x47) && + (dev->ts_buf[oldwrp + 188] == 0x47) && + (dev->ts_buf[oldwrp + 188 * 2] == 0x47))) { + dev->PacketErrorCount++; + /* bad packet found */ + if ((dev->PacketErrorCount >= 2) && + (dev->dmarst == 0)) { + dm_writeb(DM1105_RST, 1); + dev->wrp = 0; + dev->PacketErrorCount = 0; + dev->dmarst = 0; + return; + } + } + + if (nextwrp < oldwrp) { + memcpy(dev->ts_buf + dev->buffer_size, dev->ts_buf, nextwrp); + nbpackets = ((dev->buffer_size - oldwrp) + nextwrp) / 188; + } else + nbpackets = (nextwrp - oldwrp) / 188; + + dev->wrp = nextwrp; + dvb_dmx_swfilter_packets(&dev->demux, &dev->ts_buf[oldwrp], nbpackets); +} + +static irqreturn_t dm1105_irq(int irq, void *dev_id) +{ + struct dm1105_dev *dev = dev_id; + + /* Read-Write INSTS Ack's Interrupt for DM1105 chip 16.03.2008 */ + unsigned int intsts = dm_readb(DM1105_INTSTS); + dm_writeb(DM1105_INTSTS, intsts); + + switch (intsts) { + case INTSTS_TSIRQ: + case (INTSTS_TSIRQ | INTSTS_IR): + dev->nextwrp = dm_readl(DM1105_WRP) - dm_readl(DM1105_STADR); + queue_work(dev->wq, &dev->work); + break; + case INTSTS_IR: + dev->ir.ir_command = dm_readl(DM1105_IRCODE); + schedule_work(&dev->ir.work); + break; + } + + return IRQ_HANDLED; +} + +static int dm1105_ir_init(struct dm1105_dev *dm1105) +{ + struct rc_dev *dev; + int err = -ENOMEM; + + dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!dev) + return -ENOMEM; + + snprintf(dm1105->ir.input_phys, sizeof(dm1105->ir.input_phys), + "pci-%s/ir0", pci_name(dm1105->pdev)); + + dev->driver_name = MODULE_NAME; + dev->map_name = RC_MAP_DM1105_NEC; + dev->device_name = "DVB on-card IR receiver"; + dev->input_phys = dm1105->ir.input_phys; + dev->input_id.bustype = BUS_PCI; + dev->input_id.version = 1; + if (dm1105->pdev->subsystem_vendor) { + dev->input_id.vendor = dm1105->pdev->subsystem_vendor; + dev->input_id.product = dm1105->pdev->subsystem_device; + } else { + dev->input_id.vendor = dm1105->pdev->vendor; + dev->input_id.product = dm1105->pdev->device; + } + dev->dev.parent = &dm1105->pdev->dev; + + INIT_WORK(&dm1105->ir.work, dm1105_emit_key); + + err = rc_register_device(dev); + if (err < 0) { + rc_free_device(dev); + return err; + } + + dm1105->ir.dev = dev; + return 0; +} + +static void dm1105_ir_exit(struct dm1105_dev *dm1105) +{ + rc_unregister_device(dm1105->ir.dev); +} + +static int dm1105_hw_init(struct dm1105_dev *dev) +{ + dm1105_disable_irqs(dev); + + dm_writeb(DM1105_HOST_CTR, 0); + + /*DATALEN 188,*/ + dm_writeb(DM1105_DTALENTH, 188); + /*TS_STRT TS_VALP MSBFIRST TS_MODE ALPAS TSPES*/ + dm_writew(DM1105_TSCTR, 0xc10a); + + /* map DMA and set address */ + dm1105_dma_map(dev); + dm1105_set_dma_addr(dev); + /* big buffer */ + dm_writel(DM1105_RLEN, 5 * DM1105_DMA_BYTES); + dm_writeb(DM1105_INTCNT, 47); + + /* IR NEC mode enable */ + dm_writeb(DM1105_IRCTR, (DM1105_IR_EN | DM1105_SYS_CHK)); + dm_writeb(DM1105_IRMODE, 0); + dm_writew(DM1105_SYSTEMCODE, 0); + + return 0; +} + +static void dm1105_hw_exit(struct dm1105_dev *dev) +{ + dm1105_disable_irqs(dev); + + /* IR disable */ + dm_writeb(DM1105_IRCTR, 0); + dm_writeb(DM1105_INTMAK, INTMAK_NONEMASK); + + dm1105_dma_unmap(dev); +} + +static const struct stv0299_config sharp_z0194a_config = { + .demod_address = 0x68, + .inittab = sharp_z0194a_inittab, + .mclk = 88000000UL, + .invert = 1, + .skip_reinit = 0, + .lock_output = STV0299_LOCKOUTPUT_1, + .volt13_op0_op1 = STV0299_VOLT13_OP1, + .min_delay_ms = 100, + .set_symbol_rate = sharp_z0194a_set_symbol_rate, +}; + +static struct stv0288_config earda_config = { + .demod_address = 0x68, + .min_delay_ms = 100, +}; + +static struct si21xx_config serit_config = { + .demod_address = 0x68, + .min_delay_ms = 100, + +}; + +static struct cx24116_config serit_sp2633_config = { + .demod_address = 0x55, +}; + +static struct ds3000_config dvbworld_ds3000_config = { + .demod_address = 0x68, +}; + +static struct ts2020_config dvbworld_ts2020_config = { + .tuner_address = 0x60, + .clk_out_div = 1, +}; + +static int frontend_init(struct dm1105_dev *dev) +{ + int ret; + + switch (dev->boardnr) { + case DM1105_BOARD_UNBRANDED_I2C_ON_GPIO: + dm1105_gpio_enable(dev, GPIO15, 1); + dm1105_gpio_clear(dev, GPIO15); + msleep(100); + dm1105_gpio_set(dev, GPIO15); + msleep(200); + dev->fe = dvb_attach( + stv0299_attach, &sharp_z0194a_config, + &dev->i2c_bb_adap); + if (dev->fe) { + dev->fe->ops.set_voltage = dm1105_set_voltage; + dvb_attach(dvb_pll_attach, dev->fe, 0x60, + &dev->i2c_bb_adap, DVB_PLL_OPERA1); + break; + } + + dev->fe = dvb_attach( + stv0288_attach, &earda_config, + &dev->i2c_bb_adap); + if (dev->fe) { + dev->fe->ops.set_voltage = dm1105_set_voltage; + dvb_attach(stb6000_attach, dev->fe, 0x61, + &dev->i2c_bb_adap); + break; + } + + dev->fe = dvb_attach( + si21xx_attach, &serit_config, + &dev->i2c_bb_adap); + if (dev->fe) + dev->fe->ops.set_voltage = dm1105_set_voltage; + break; + case DM1105_BOARD_DVBWORLD_2004: + dev->fe = dvb_attach( + cx24116_attach, &serit_sp2633_config, + &dev->i2c_adap); + if (dev->fe) { + dev->fe->ops.set_voltage = dm1105_set_voltage; + break; + } + + dev->fe = dvb_attach( + ds3000_attach, &dvbworld_ds3000_config, + &dev->i2c_adap); + if (dev->fe) { + dvb_attach(ts2020_attach, dev->fe, + &dvbworld_ts2020_config, &dev->i2c_adap); + dev->fe->ops.set_voltage = dm1105_set_voltage; + } + + break; + case DM1105_BOARD_DVBWORLD_2002: + case DM1105_BOARD_AXESS_DM05: + default: + dev->fe = dvb_attach( + stv0299_attach, &sharp_z0194a_config, + &dev->i2c_adap); + if (dev->fe) { + dev->fe->ops.set_voltage = dm1105_set_voltage; + dvb_attach(dvb_pll_attach, dev->fe, 0x60, + &dev->i2c_adap, DVB_PLL_OPERA1); + break; + } + + dev->fe = dvb_attach( + stv0288_attach, &earda_config, + &dev->i2c_adap); + if (dev->fe) { + dev->fe->ops.set_voltage = dm1105_set_voltage; + dvb_attach(stb6000_attach, dev->fe, 0x61, + &dev->i2c_adap); + break; + } + + dev->fe = dvb_attach( + si21xx_attach, &serit_config, + &dev->i2c_adap); + if (dev->fe) + dev->fe->ops.set_voltage = dm1105_set_voltage; + + } + + if (!dev->fe) { + dev_err(&dev->pdev->dev, "could not attach frontend\n"); + return -ENODEV; + } + + ret = dvb_register_frontend(&dev->dvb_adapter, dev->fe); + if (ret < 0) { + if (dev->fe->ops.release) + dev->fe->ops.release(dev->fe); + dev->fe = NULL; + return ret; + } + + return 0; +} + +static void dm1105_read_mac(struct dm1105_dev *dev, u8 *mac) +{ + static u8 command[1] = { 0x28 }; + + struct i2c_msg msg[] = { + { + .addr = IIC_24C01_addr >> 1, + .flags = 0, + .buf = command, + .len = 1 + }, { + .addr = IIC_24C01_addr >> 1, + .flags = I2C_M_RD, + .buf = mac, + .len = 6 + }, + }; + + dm1105_i2c_xfer(&dev->i2c_adap, msg , 2); + dev_info(&dev->pdev->dev, "MAC %pM\n", mac); +} + +static int dm1105_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct dm1105_dev *dev; + struct dvb_adapter *dvb_adapter; + struct dvb_demux *dvbdemux; + struct dmx_demux *dmx; + int ret = -ENOMEM; + int i; + + if (dm1105_devcount >= ARRAY_SIZE(card)) + return -ENODEV; + + dev = kzalloc(sizeof(struct dm1105_dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + + /* board config */ + dev->nr = dm1105_devcount; + dev->boardnr = UNSET; + if (card[dev->nr] < ARRAY_SIZE(dm1105_boards)) + dev->boardnr = card[dev->nr]; + for (i = 0; UNSET == dev->boardnr && + i < ARRAY_SIZE(dm1105_subids); i++) + if (pdev->subsystem_vendor == + dm1105_subids[i].subvendor && + pdev->subsystem_device == + dm1105_subids[i].subdevice) + dev->boardnr = dm1105_subids[i].card; + + if (UNSET == dev->boardnr) { + dev->boardnr = DM1105_BOARD_UNKNOWN; + dm1105_card_list(pdev); + } + + dm1105_devcount++; + dev->pdev = pdev; + dev->buffer_size = 5 * DM1105_DMA_BYTES; + dev->PacketErrorCount = 0; + dev->dmarst = 0; + + ret = pci_enable_device(pdev); + if (ret < 0) + goto err_kfree; + + ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + if (ret < 0) + goto err_pci_disable_device; + + pci_set_master(pdev); + + ret = pci_request_regions(pdev, DRIVER_NAME); + if (ret < 0) + goto err_pci_disable_device; + + dev->io_mem = pci_iomap(pdev, 0, pci_resource_len(pdev, 0)); + if (!dev->io_mem) { + ret = -EIO; + goto err_pci_release_regions; + } + + spin_lock_init(&dev->lock); + pci_set_drvdata(pdev, dev); + + ret = dm1105_hw_init(dev); + if (ret < 0) + goto err_pci_iounmap; + + /* i2c */ + i2c_set_adapdata(&dev->i2c_adap, dev); + strcpy(dev->i2c_adap.name, DRIVER_NAME); + dev->i2c_adap.owner = THIS_MODULE; + dev->i2c_adap.dev.parent = &pdev->dev; + dev->i2c_adap.algo = &dm1105_algo; + dev->i2c_adap.algo_data = dev; + ret = i2c_add_adapter(&dev->i2c_adap); + + if (ret < 0) + goto err_dm1105_hw_exit; + + i2c_set_adapdata(&dev->i2c_bb_adap, dev); + strcpy(dev->i2c_bb_adap.name, DM1105_I2C_GPIO_NAME); + dev->i2c_bb_adap.owner = THIS_MODULE; + dev->i2c_bb_adap.dev.parent = &pdev->dev; + dev->i2c_bb_adap.algo_data = &dev->i2c_bit; + dev->i2c_bit.data = dev; + dev->i2c_bit.setsda = dm1105_setsda; + dev->i2c_bit.setscl = dm1105_setscl; + dev->i2c_bit.getsda = dm1105_getsda; + dev->i2c_bit.getscl = dm1105_getscl; + dev->i2c_bit.udelay = 10; + dev->i2c_bit.timeout = 10; + + /* Raise SCL and SDA */ + dm1105_setsda(dev, 1); + dm1105_setscl(dev, 1); + + ret = i2c_bit_add_bus(&dev->i2c_bb_adap); + if (ret < 0) + goto err_i2c_del_adapter; + + /* dvb */ + ret = dvb_register_adapter(&dev->dvb_adapter, DRIVER_NAME, + THIS_MODULE, &pdev->dev, adapter_nr); + if (ret < 0) + goto err_i2c_del_adapters; + + dvb_adapter = &dev->dvb_adapter; + + dm1105_read_mac(dev, dvb_adapter->proposed_mac); + + dvbdemux = &dev->demux; + dvbdemux->filternum = 256; + dvbdemux->feednum = 256; + dvbdemux->start_feed = dm1105_start_feed; + dvbdemux->stop_feed = dm1105_stop_feed; + dvbdemux->dmx.capabilities = (DMX_TS_FILTERING | + DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING); + ret = dvb_dmx_init(dvbdemux); + if (ret < 0) + goto err_dvb_unregister_adapter; + + dmx = &dvbdemux->dmx; + dev->dmxdev.filternum = 256; + dev->dmxdev.demux = dmx; + dev->dmxdev.capabilities = 0; + + ret = dvb_dmxdev_init(&dev->dmxdev, dvb_adapter); + if (ret < 0) + goto err_dvb_dmx_release; + + dev->hw_frontend.source = DMX_FRONTEND_0; + + ret = dmx->add_frontend(dmx, &dev->hw_frontend); + if (ret < 0) + goto err_dvb_dmxdev_release; + + dev->mem_frontend.source = DMX_MEMORY_FE; + + ret = dmx->add_frontend(dmx, &dev->mem_frontend); + if (ret < 0) + goto err_remove_hw_frontend; + + ret = dmx->connect_frontend(dmx, &dev->hw_frontend); + if (ret < 0) + goto err_remove_mem_frontend; + + ret = dvb_net_init(dvb_adapter, &dev->dvbnet, dmx); + if (ret < 0) + goto err_disconnect_frontend; + + ret = frontend_init(dev); + if (ret < 0) + goto err_dvb_net; + + dm1105_ir_init(dev); + + INIT_WORK(&dev->work, dm1105_dmx_buffer); + sprintf(dev->wqn, "%s/%d", dvb_adapter->name, dvb_adapter->num); + dev->wq = create_singlethread_workqueue(dev->wqn); + if (!dev->wq) { + ret = -ENOMEM; + goto err_dvb_net; + } + + ret = request_irq(pdev->irq, dm1105_irq, IRQF_SHARED, + DRIVER_NAME, dev); + if (ret < 0) + goto err_workqueue; + + return 0; + +err_workqueue: + destroy_workqueue(dev->wq); +err_dvb_net: + dvb_net_release(&dev->dvbnet); +err_disconnect_frontend: + dmx->disconnect_frontend(dmx); +err_remove_mem_frontend: + dmx->remove_frontend(dmx, &dev->mem_frontend); +err_remove_hw_frontend: + dmx->remove_frontend(dmx, &dev->hw_frontend); +err_dvb_dmxdev_release: + dvb_dmxdev_release(&dev->dmxdev); +err_dvb_dmx_release: + dvb_dmx_release(dvbdemux); +err_dvb_unregister_adapter: + dvb_unregister_adapter(dvb_adapter); +err_i2c_del_adapters: + i2c_del_adapter(&dev->i2c_bb_adap); +err_i2c_del_adapter: + i2c_del_adapter(&dev->i2c_adap); +err_dm1105_hw_exit: + dm1105_hw_exit(dev); +err_pci_iounmap: + pci_iounmap(pdev, dev->io_mem); +err_pci_release_regions: + pci_release_regions(pdev); +err_pci_disable_device: + pci_disable_device(pdev); +err_kfree: + kfree(dev); + return ret; +} + +static void dm1105_remove(struct pci_dev *pdev) +{ + struct dm1105_dev *dev = pci_get_drvdata(pdev); + struct dvb_adapter *dvb_adapter = &dev->dvb_adapter; + struct dvb_demux *dvbdemux = &dev->demux; + struct dmx_demux *dmx = &dvbdemux->dmx; + + dm1105_ir_exit(dev); + dmx->close(dmx); + dvb_net_release(&dev->dvbnet); + if (dev->fe) + dvb_unregister_frontend(dev->fe); + + dmx->disconnect_frontend(dmx); + dmx->remove_frontend(dmx, &dev->mem_frontend); + dmx->remove_frontend(dmx, &dev->hw_frontend); + dvb_dmxdev_release(&dev->dmxdev); + dvb_dmx_release(dvbdemux); + dvb_unregister_adapter(dvb_adapter); + i2c_del_adapter(&dev->i2c_adap); + + dm1105_hw_exit(dev); + free_irq(pdev->irq, dev); + pci_iounmap(pdev, dev->io_mem); + pci_release_regions(pdev); + pci_disable_device(pdev); + dm1105_devcount--; + kfree(dev); +} + +static const struct pci_device_id dm1105_id_table[] = { + { + .vendor = PCI_VENDOR_ID_TRIGEM, + .device = PCI_DEVICE_ID_DM1105, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, { + .vendor = PCI_VENDOR_ID_AXESS, + .device = PCI_DEVICE_ID_DM05, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, { + /* empty */ + }, +}; + +MODULE_DEVICE_TABLE(pci, dm1105_id_table); + +static struct pci_driver dm1105_driver = { + .name = DRIVER_NAME, + .id_table = dm1105_id_table, + .probe = dm1105_probe, + .remove = dm1105_remove, +}; + +module_pci_driver(dm1105_driver); + +MODULE_AUTHOR("Igor M. Liplianin <liplianin@me.by>"); +MODULE_DESCRIPTION("SDMC DM1105 DVB driver"); +MODULE_LICENSE("GPL"); |