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authorAntti Palosaari <crope@iki.fi>2013-02-26 20:34:06 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-21 18:57:17 -0300
commitebb0662cee9e6d8f7110c1217a7bd14315fdd148 (patch)
treed2f4d9bc1ca714deaf7d021213294da44a680e33 /drivers/media/tuners/it913x.c
parentdf8f1be14fa68f99b426c7c413a60fb368b8c522 (diff)
[media] it913x: merge it913x_fe_start() to it913x_init_tuner()
Merge those functions to one and disable sleep. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/tuners/it913x.c')
-rw-r--r--drivers/media/tuners/it913x.c165
1 files changed, 45 insertions, 120 deletions
diff --git a/drivers/media/tuners/it913x.c b/drivers/media/tuners/it913x.c
index 6ee4f97f586e..f1938a13eace 100644
--- a/drivers/media/tuners/it913x.c
+++ b/drivers/media/tuners/it913x.c
@@ -43,7 +43,6 @@ struct it913x_fe_state {
u32 ucblocks;
};
-
static int it913x_read_reg(struct it913x_fe_state *state,
u32 reg, u8 *data, u8 count)
{
@@ -147,10 +146,54 @@ static int it913x_init_tuner(struct dvb_frontend *fe)
{
struct it913x_fe_state *state = fe->tuner_priv;
int ret, i, reg;
+ struct it913xset *set_lna;
u8 val, nv_val;
u8 nv[] = {48, 32, 24, 16, 12, 8, 6, 4, 2};
u8 b[2];
+ /* v1 or v2 tuner script */
+ if (state->config->chip_ver > 1)
+ ret = it913x_fe_script_loader(state, it9135_v2);
+ else
+ ret = it913x_fe_script_loader(state, it9135_v1);
+ if (ret < 0)
+ return ret;
+
+ /* LNA Scripts */
+ switch (state->tuner_type) {
+ case IT9135_51:
+ set_lna = it9135_51;
+ break;
+ case IT9135_52:
+ set_lna = it9135_52;
+ break;
+ case IT9135_60:
+ set_lna = it9135_60;
+ break;
+ case IT9135_61:
+ set_lna = it9135_61;
+ break;
+ case IT9135_62:
+ set_lna = it9135_62;
+ break;
+ case IT9135_38:
+ default:
+ set_lna = it9135_38;
+ }
+ pr_info("Tuner LNA type :%02x\n", state->tuner_type);
+
+ ret = it913x_fe_script_loader(state, set_lna);
+ if (ret < 0)
+ return ret;
+
+ if (state->config->chip_ver == 2) {
+ ret = it913x_write_reg(state, PRO_DMOD, TRIGGER_OFSM, 0x1);
+ ret |= it913x_write_reg(state, PRO_LINK, PADODPU, 0x0);
+ ret |= it913x_write_reg(state, PRO_LINK, AGC_O_D, 0x0);
+ }
+ if (ret < 0)
+ return -ENODEV;
+
reg = it913x_read_reg_u8(state, 0xec86);
switch (reg) {
case 0:
@@ -361,6 +404,7 @@ static int it9137_set_tuner(struct dvb_frontend *fe)
static int it913x_fe_suspend(struct it913x_fe_state *state)
{
int ret = 0;
+ return 0;
#if 0
int ret, i;
u8 b;
@@ -397,121 +441,6 @@ static int it913x_fe_sleep(struct dvb_frontend *fe)
return it913x_fe_suspend(state);
}
-static int it913x_fe_start(struct dvb_frontend *fe)
-{
- struct it913x_fe_state *state = fe->tuner_priv;
- struct it913xset *set_lna;
-// struct it913xset *set_mode;
- int ret;
-// u8 adf = (state->config->adf & 0xf);
-// u32 adc, xtal;
-// u8 b[4];
-
- if (state->config->chip_ver == 1)
- ret = it913x_init_tuner(fe);
-
-#if 0
- pr_info("ADF table value :%02x\n", adf);
-
- if (adf < 10) {
- state->crystalFrequency = fe_clockTable[adf].xtal ;
- state->table = fe_clockTable[adf].table;
- state->adcFrequency = state->table->adcFrequency;
-
- adc = compute_div(state->adcFrequency, 1000000ul, 19ul);
- xtal = compute_div(state->crystalFrequency, 1000000ul, 19ul);
-
- } else
- return -EINVAL;
-
- /* Set LED indicator on GPIOH3 */
- ret = it913x_write_reg(state, PRO_LINK, GPIOH3_EN, 0x1);
- ret |= it913x_write_reg(state, PRO_LINK, GPIOH3_ON, 0x1);
- ret |= it913x_write_reg(state, PRO_LINK, GPIOH3_O, 0x1);
-
- ret |= it913x_write_reg(state, PRO_LINK, 0xf641, state->tuner_type);
- ret |= it913x_write_reg(state, PRO_DMOD, 0xf5ca, 0x01);
- ret |= it913x_write_reg(state, PRO_DMOD, 0xf715, 0x01);
-
- b[0] = xtal & 0xff;
- b[1] = (xtal >> 8) & 0xff;
- b[2] = (xtal >> 16) & 0xff;
- b[3] = (xtal >> 24);
- ret |= it913x_write(state, PRO_DMOD, XTAL_CLK, b , 4);
-
- b[0] = adc & 0xff;
- b[1] = (adc >> 8) & 0xff;
- b[2] = (adc >> 16) & 0xff;
- ret |= it913x_write(state, PRO_DMOD, ADC_FREQ, b, 3);
-
- if (state->config->adc_x2)
- ret |= it913x_write_reg(state, PRO_DMOD, ADC_X_2, 0x01);
- b[0] = 0;
- b[1] = 0;
- b[2] = 0;
- ret |= it913x_write(state, PRO_DMOD, 0x0029, b, 3);
-
- pr_info("Crystal Frequency :%d Adc Frequency :%d ADC X2: %02x\n",
- state->crystalFrequency, state->adcFrequency,
- state->config->adc_x2);
- pr_debug("Xtal value :%04x Adc value :%04x\n", xtal, adc);
-
- if (ret < 0)
- return -ENODEV;
-#endif
-
- /* v1 or v2 tuner script */
- if (state->config->chip_ver > 1)
- ret = it913x_fe_script_loader(state, it9135_v2);
- else
- ret = it913x_fe_script_loader(state, it9135_v1);
- if (ret < 0)
- return ret;
-
- /* LNA Scripts */
- switch (state->tuner_type) {
- case IT9135_51:
- set_lna = it9135_51;
- break;
- case IT9135_52:
- set_lna = it9135_52;
- break;
- case IT9135_60:
- set_lna = it9135_60;
- break;
- case IT9135_61:
- set_lna = it9135_61;
- break;
- case IT9135_62:
- set_lna = it9135_62;
- break;
- case IT9135_38:
- default:
- set_lna = it9135_38;
- }
- pr_info("Tuner LNA type :%02x\n", state->tuner_type);
-
- ret = it913x_fe_script_loader(state, set_lna);
- if (ret < 0)
- return ret;
-
- if (state->config->chip_ver == 2) {
- ret = it913x_write_reg(state, PRO_DMOD, TRIGGER_OFSM, 0x1);
- ret |= it913x_write_reg(state, PRO_LINK, PADODPU, 0x0);
- ret |= it913x_write_reg(state, PRO_LINK, AGC_O_D, 0x0);
- ret |= it913x_init_tuner(fe);
- }
- if (ret < 0)
- return -ENODEV;
-
- /* Always solo frontend */
-// set_mode = set_solo_fe;
-// ret |= it913x_fe_script_loader(state, set_mode);
-
- ret |= it913x_fe_suspend(state);
- return (ret < 0) ? -ENODEV : 0;
-}
-
static int it913x_release(struct dvb_frontend *fe)
{
kfree(fe->tuner_priv);
@@ -566,10 +495,6 @@ struct dvb_frontend *it913x_attach(struct dvb_frontend *fe,
memcpy(&fe->ops.tuner_ops, &it913x_tuner_ops,
sizeof(struct dvb_tuner_ops));
- ret = it913x_fe_start(fe);
- if (ret < 0)
- goto error;
-
pr_info("%s: ITE Tech IT913X attached\n", KBUILD_MODNAME);
return fe;