diff options
Diffstat (limited to 'drivers/media/dvb-frontends/stb0899_priv.h')
| -rw-r--r-- | drivers/media/dvb-frontends/stb0899_priv.h | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/stb0899_priv.h b/drivers/media/dvb-frontends/stb0899_priv.h new file mode 100644 index 0000000000..c354ffd8ad --- /dev/null +++ b/drivers/media/dvb-frontends/stb0899_priv.h @@ -0,0 +1,251 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + STB0899 Multistandard Frontend driver + Copyright (C) Manu Abraham (abraham.manu@gmail.com) + + Copyright (C) ST Microelectronics + +*/ + +#ifndef __STB0899_PRIV_H +#define __STB0899_PRIV_H + +#include <media/dvb_frontend.h> +#include "stb0899_drv.h" + +#define FE_ERROR 0 +#define FE_NOTICE 1 +#define FE_INFO 2 +#define FE_DEBUG 3 +#define FE_DEBUGREG 4 + +#define dprintk(x, y, z, format, arg...) do { \ + if (z) { \ + if ((*x > FE_ERROR) && (*x > y)) \ + printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \ + else if ((*x > FE_NOTICE) && (*x > y)) \ + printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \ + else if ((*x > FE_INFO) && (*x > y)) \ + printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \ + else if ((*x > FE_DEBUG) && (*x > y)) \ + printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \ + } else { \ + if (*x > y) \ + printk(format, ##arg); \ + } \ +} while(0) + +#define INRANGE(val, x, y) (((x <= val) && (val <= y)) || \ + ((y <= val) && (val <= x)) ? 1 : 0) + +#define BYTE0 0 +#define BYTE1 8 +#define BYTE2 16 +#define BYTE3 24 + +#define GETBYTE(x, y) (((x) >> (y)) & 0xff) +#define MAKEWORD32(a, b, c, d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d)) +#define MAKEWORD16(a, b) (((a) << 8) | (b)) + +#define LSB(x) ((x & 0xff)) +#define MSB(y) ((y >> 8) & 0xff) + + +#define STB0899_GETFIELD(bitf, val) ((val >> STB0899_OFFST_##bitf) & ((1 << STB0899_WIDTH_##bitf) - 1)) + + +#define STB0899_SETFIELD(mask, val, width, offset) (mask & (~(((1 << width) - 1) << \ + offset))) | ((val & \ + ((1 << width) - 1)) << offset) + +#define STB0899_SETFIELD_VAL(bitf, mask, val) (mask = (mask & (~(((1 << STB0899_WIDTH_##bitf) - 1) <<\ + STB0899_OFFST_##bitf))) | \ + (val << STB0899_OFFST_##bitf)) + + +enum stb0899_status { + NOAGC1 = 0, + AGC1OK, + NOTIMING, + ANALOGCARRIER, + TIMINGOK, + NOAGC2, + AGC2OK, + NOCARRIER, + CARRIEROK, + NODATA, + FALSELOCK, + DATAOK, + OUTOFRANGE, + RANGEOK, + DVBS2_DEMOD_LOCK, + DVBS2_DEMOD_NOLOCK, + DVBS2_FEC_LOCK, + DVBS2_FEC_NOLOCK +}; + +enum stb0899_modcod { + STB0899_DUMMY_PLF, + STB0899_QPSK_14, + STB0899_QPSK_13, + STB0899_QPSK_25, + STB0899_QPSK_12, + STB0899_QPSK_35, + STB0899_QPSK_23, + STB0899_QPSK_34, + STB0899_QPSK_45, + STB0899_QPSK_56, + STB0899_QPSK_89, + STB0899_QPSK_910, + STB0899_8PSK_35, + STB0899_8PSK_23, + STB0899_8PSK_34, + STB0899_8PSK_56, + STB0899_8PSK_89, + STB0899_8PSK_910, + STB0899_16APSK_23, + STB0899_16APSK_34, + STB0899_16APSK_45, + STB0899_16APSK_56, + STB0899_16APSK_89, + STB0899_16APSK_910, + STB0899_32APSK_34, + STB0899_32APSK_45, + STB0899_32APSK_56, + STB0899_32APSK_89, + STB0899_32APSK_910 +}; + +enum stb0899_frame { + STB0899_LONG_FRAME, + STB0899_SHORT_FRAME +}; + +enum stb0899_alpha { + RRC_20, + RRC_25, + RRC_35 +}; + +struct stb0899_tab { + s32 real; + s32 read; +}; + +enum stb0899_fec { + STB0899_FEC_1_2 = 13, + STB0899_FEC_2_3 = 18, + STB0899_FEC_3_4 = 21, + STB0899_FEC_5_6 = 24, + STB0899_FEC_6_7 = 25, + STB0899_FEC_7_8 = 26 +}; + +struct stb0899_params { + u32 freq; /* Frequency */ + u32 srate; /* Symbol rate */ + enum fe_code_rate fecrate; +}; + +struct stb0899_internal { + u32 master_clk; + u32 freq; /* Demod internal Frequency */ + u32 srate; /* Demod internal Symbol rate */ + enum stb0899_fec fecrate; /* Demod internal FEC rate */ + s32 srch_range; /* Demod internal Search Range */ + s32 sub_range; /* Demod current sub range (Hz) */ + s32 tuner_step; /* Tuner step (Hz) */ + s32 tuner_offst; /* Relative offset to carrier (Hz) */ + u32 tuner_bw; /* Current bandwidth of the tuner (Hz) */ + + s32 mclk; /* Masterclock Divider factor (binary) */ + s32 rolloff; /* Current RollOff of the filter (x100) */ + + s16 derot_freq; /* Current derotator frequency (Hz) */ + s16 derot_percent; + + s16 direction; /* Current derotator search direction */ + s16 derot_step; /* Derotator step (binary value) */ + s16 t_derot; /* Derotator time constant (ms) */ + s16 t_data; /* Data recovery time constant (ms) */ + s16 sub_dir; /* Direction of the next sub range */ + + s16 t_agc1; /* Agc1 time constant (ms) */ + s16 t_agc2; /* Agc2 time constant (ms) */ + + u32 lock; /* Demod internal lock state */ + enum stb0899_status status; /* Demod internal status */ + + /* DVB-S2 */ + s32 agc_gain; /* RF AGC Gain */ + s32 center_freq; /* Nominal carrier frequency */ + s32 av_frame_coarse; /* Coarse carrier freq search frames */ + s32 av_frame_fine; /* Fine carrier freq search frames */ + + s16 step_size; /* Carrier frequency search step size */ + + enum stb0899_alpha rrc_alpha; + enum stb0899_inversion inversion; + enum stb0899_modcod modcod; + u8 pilots; /* Pilots found */ + + enum stb0899_frame frame_length; + u8 v_status; /* VSTATUS */ + u8 err_ctrl; /* ERRCTRLn */ +}; + +struct stb0899_state { + struct i2c_adapter *i2c; + struct stb0899_config *config; + struct dvb_frontend frontend; + + u32 *verbose; /* Cached module verbosity level */ + + struct stb0899_internal internal; /* Device internal parameters */ + + /* cached params from API */ + enum fe_delivery_system delsys; + struct stb0899_params params; + + u32 rx_freq; /* DiSEqC 2.0 receiver freq */ + struct mutex search_lock; +}; +/* stb0899.c */ +extern int stb0899_read_reg(struct stb0899_state *state, + unsigned int reg); + +extern u32 _stb0899_read_s2reg(struct stb0899_state *state, + u32 stb0899_i2cdev, + u32 stb0899_base_addr, + u16 stb0899_reg_offset); + +extern int stb0899_read_regs(struct stb0899_state *state, + unsigned int reg, u8 *buf, + u32 count); + +extern int stb0899_write_regs(struct stb0899_state *state, + unsigned int reg, u8 *data, + u32 count); + +extern int stb0899_write_reg(struct stb0899_state *state, + unsigned int reg, + u8 data); + +extern int stb0899_write_s2reg(struct stb0899_state *state, + u32 stb0899_i2cdev, + u32 stb0899_base_addr, + u16 stb0899_reg_offset, + u32 stb0899_data); + +extern int stb0899_i2c_gate_ctrl(struct dvb_frontend *fe, int enable); + + +#define STB0899_READ_S2REG(DEVICE, REG) (_stb0899_read_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG)) +//#define STB0899_WRITE_S2REG(DEVICE, REG, DATA) (_stb0899_write_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG, DATA)) + +/* stb0899_algo.c */ +extern enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state); +extern enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state); +extern long stb0899_carr_width(struct stb0899_state *state); + +#endif //__STB0899_PRIV_H |