diff options
| -rw-r--r-- | drivers/media/dvb/frontends/stb0899_drv.c | 34 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/stb0899_drv.h | 43 |
2 files changed, 77 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/stb0899_drv.c b/drivers/media/dvb/frontends/stb0899_drv.c index 9f5254aee39..0b1d9447663 100644 --- a/drivers/media/dvb/frontends/stb0899_drv.c +++ b/drivers/media/dvb/frontends/stb0899_drv.c @@ -580,11 +580,35 @@ static void stb0899_set_mclk(struct stb0899_state *state, u32 Mclk) dprintk(verbose, FE_DEBUG, 1, "MasterCLOCK=%d", internal->master_clk); } +static int stb0899_postproc(struct stb0899_state *state, u8 ctl, int enable) +{ + struct stb0899_config *config = state->config; + struct stb0899_postproc *postproc = config->postproc; + + /* post process event */ + if (postproc) { + if (enable) { + if (postproc[STB0899_POSTPROC_GPIO_POWER].level == STB0899_GPIOPULLUP) + stb0899_write_reg(state, postproc[ctl].gpio, 0x02); + else + stb0899_write_reg(state, postproc[ctl].gpio, 0x82); + } else { + if (postproc[STB0899_POSTPROC_GPIO_POWER].level == STB0899_GPIOPULLUP) + stb0899_write_reg(state, postproc[ctl].gpio, 0x82); + else + stb0899_write_reg(state, postproc[ctl].gpio, 0x02); + } + } + return 0; +} + static void stb0899_release(struct dvb_frontend *fe) { struct stb0899_state *state = fe->demodulator_priv; dprintk(verbose, FE_DEBUG, 1, "Release Frontend"); + /* post process event */ + stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 0); kfree(state); } @@ -839,6 +863,9 @@ static int stb0899_sleep(struct dvb_frontend *fe) u8 reg; dprintk(verbose, FE_DEBUG, 1, "Going to Sleep .. (Really tired .. :-))"); + /* post process event */ + stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 0); + return 0; } @@ -855,6 +882,9 @@ static int stb0899_wakeup(struct dvb_frontend *fe) if ((rc = stb0899_write_reg(state, STB0899_STOPCLK2, 0x00))) return rc; + /* post process event */ + stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 1); + return 0; } @@ -1050,6 +1080,8 @@ static int stb0899_read_status(struct dvb_frontend *fe, enum fe_status *status) if (STB0899_GETFIELD(VITCURPUN, reg)) { dprintk(state->verbose, FE_DEBUG, 1, "--------> FE_HAS_VITERBI | FE_HAS_SYNC"); *status |= FE_HAS_VITERBI | FE_HAS_SYNC; + /* post process event */ + stb0899_postproc(state, STB0899_POSTPROC_GPIO_LOCK, 1); } } } @@ -1079,6 +1111,8 @@ static int stb0899_read_status(struct dvb_frontend *fe, enum fe_status *status) *status |= FE_HAS_SYNC; dprintk(state->verbose, FE_DEBUG, 1, "Packet Delineator found SYNC ! -----> DVB-S2 FE_HAS_SYNC"); + /* post process event */ + stb0899_postproc(state, STB0899_POSTPROC_GPIO_LOCK, 1); } } } diff --git a/drivers/media/dvb/frontends/stb0899_drv.h b/drivers/media/dvb/frontends/stb0899_drv.h index 1e28114febf..45136d9aaeb 100644 --- a/drivers/media/dvb/frontends/stb0899_drv.h +++ b/drivers/media/dvb/frontends/stb0899_drv.h @@ -50,6 +50,47 @@ enum stb0899_inversion { IQ_SWAP_AUTO }; +#define STB0899_GPIO00 0xf140 +#define STB0899_GPIO01 0xf141 +#define STB0899_GPIO02 0xf142 +#define STB0899_GPIO03 0xf143 +#define STB0899_GPIO04 0xf144 +#define STB0899_GPIO05 0xf145 +#define STB0899_GPIO06 0xf146 +#define STB0899_GPIO07 0xf147 +#define STB0899_GPIO08 0xf148 +#define STB0899_GPIO09 0xf149 +#define STB0899_GPIO10 0xf14a +#define STB0899_GPIO11 0xf14b +#define STB0899_GPIO12 0xf14c +#define STB0899_GPIO13 0xf14d +#define STB0899_GPIO14 0xf14e +#define STB0899_GPIO15 0xf14f +#define STB0899_GPIO16 0xf150 +#define STB0899_GPIO17 0xf151 +#define STB0899_GPIO18 0xf152 +#define STB0899_GPIO19 0xf153 +#define STB0899_GPIO20 0xf154 + +#define STB0899_GPIOPULLUP 0x01 /* Output device is connected to Vdd */ +#define STB0899_GPIOPULLDN 0x00 /* Output device is connected to Vss */ + +#define STB0899_POSTPROC_GPIO_POWER 0x00 +#define STB0899_POSTPROC_GPIO_LOCK 0x01 + +/* + * Post process output configuration control + * 1. POWER ON/OFF (index 0) + * 2. FE_HAS_LOCK/LOCK_LOSS (index 1) + * + * @gpio = one of the above listed GPIO's + * @level = output state: pulled up or low + */ +struct stb0899_postproc { + u16 gpio; + u8 level; +}; + struct stb0899_config { const struct stb0899_s1_reg *init_dev; const struct stb0899_s2_reg *init_s2_demod; @@ -57,6 +98,8 @@ struct stb0899_config { const struct stb0899_s2_reg *init_s2_fec; const struct stb0899_s1_reg *init_tst; + const struct stb0899_postproc *postproc; + enum stb0899_inversion inversion; u32 xtal_freq; |