diff options
Diffstat (limited to 'drivers/media/dvb/frontends')
| -rw-r--r-- | drivers/media/dvb/frontends/dvb-pll.c | 55 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/dvb-pll.h | 1 |
2 files changed, 26 insertions, 30 deletions
diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c index c6651a12eb67..d29e0ae23ee6 100644 --- a/drivers/media/dvb/frontends/dvb-pll.c +++ b/drivers/media/dvb/frontends/dvb-pll.c @@ -43,9 +43,9 @@ struct dvb_pll_desc dvb_pll_thomson_dtt7579 = { .min = 177000000, .max = 858000000, .iffreq= 36166667, - .count = 5, + .sleepdata = (u8[]){ 2, 0xb4, 0x03 }, + .count = 4, .entries = { - { 0, 166667, 0xb4, 0x03 }, /* go sleep */ { 443250000, 166667, 0xb4, 0x02 }, { 542000000, 166667, 0xb4, 0x08 }, { 771000000, 166667, 0xbc, 0x08 }, @@ -80,9 +80,9 @@ struct dvb_pll_desc dvb_pll_thomson_dtt759x = { .max = 896000000, .setbw = thomson_dtt759x_bw, .iffreq= 36166667, - .count = 6, + .sleepdata = (u8[]){ 2, 0x84, 0x03 }, + .count = 5, .entries = { - { 0, 166667, 0x84, 0x03 }, { 264000000, 166667, 0xb4, 0x02 }, { 470000000, 166667, 0xbc, 0x02 }, { 735000000, 166667, 0xbc, 0x08 }, @@ -97,9 +97,9 @@ struct dvb_pll_desc dvb_pll_lg_z201 = { .min = 174000000, .max = 862000000, .iffreq= 36166667, - .count = 6, + .sleepdata = (u8[]){ 2, 0xbc, 0x03 }, + .count = 5, .entries = { - { 0, 166667, 0xbc, 0x03 }, { 157500000, 166667, 0xbc, 0x01 }, { 443250000, 166667, 0xbc, 0x02 }, { 542000000, 166667, 0xbc, 0x04 }, @@ -521,35 +521,27 @@ static int dvb_pll_release(struct dvb_frontend *fe) static int dvb_pll_sleep(struct dvb_frontend *fe) { struct dvb_pll_priv *priv = fe->tuner_priv; - u8 buf[4]; - struct i2c_msg msg = - { .addr = priv->pll_i2c_address, .flags = 0, - .buf = buf, .len = sizeof(buf) }; - int i; - int result; if (priv->i2c == NULL) return -EINVAL; - for (i = 0; i < priv->pll_desc->count; i++) { - if (priv->pll_desc->entries[i].limit == 0) - break; - } - if (i == priv->pll_desc->count) - return 0; + if (priv->pll_desc->sleepdata) { + struct i2c_msg msg = { .flags = 0, + .addr = priv->pll_i2c_address, + .buf = priv->pll_desc->sleepdata + 1, + .len = priv->pll_desc->sleepdata[0] }; - buf[0] = 0; - buf[1] = 0; - buf[2] = priv->pll_desc->entries[i].config; - buf[3] = priv->pll_desc->entries[i].cb; + int result; - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); - if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) { - return result; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) { + return result; + } + return 0; } - - return 0; + /* Shouldn't be called when initdata is NULL, maybe BUG()? */ + return -EINVAL; } static int dvb_pll_set_params(struct dvb_frontend *fe, @@ -661,6 +653,7 @@ static int dvb_pll_init(struct dvb_frontend *fe) static struct dvb_tuner_ops dvb_pll_tuner_ops = { .release = dvb_pll_release, .sleep = dvb_pll_sleep, + .init = dvb_pll_init, .set_params = dvb_pll_set_params, .calc_regs = dvb_pll_calc_regs, .get_frequency = dvb_pll_get_frequency, @@ -703,8 +696,10 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, sizeof(fe->ops.tuner_ops.info.name)); fe->ops.tuner_ops.info.frequency_min = desc->min; fe->ops.tuner_ops.info.frequency_min = desc->max; - if (desc->initdata) - fe->ops.tuner_ops.init = dvb_pll_init; + if (!desc->initdata) + fe->ops.tuner_ops.init = NULL; + if (!desc->sleepdata) + fe->ops.tuner_ops.sleep = NULL; fe->tuner_priv = priv; return fe; diff --git a/drivers/media/dvb/frontends/dvb-pll.h b/drivers/media/dvb/frontends/dvb-pll.h index 40b2dca1bd51..d13a1c01c541 100644 --- a/drivers/media/dvb/frontends/dvb-pll.h +++ b/drivers/media/dvb/frontends/dvb-pll.h @@ -15,6 +15,7 @@ struct dvb_pll_desc { u32 iffreq; void (*setbw)(u8 *buf, u32 freq, int bandwidth); u8 *initdata; + u8 *sleepdata; int count; struct { u32 limit; |