Messages in this thread Patch in this message | | | From | mchehab@brturbo ... | Subject | [Patch 01/20] V4L(896) Fixed tda8290 secam l | Date | Mon, 07 Nov 2005 00:58:05 -0200 |
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From: Hartmut Hackmann <hartmut.hackmann@t.online.de>
- Fixed tda8290 SECAM-L
Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t.online.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
-----------------
drivers/media/video/tda8290.c | 21 +++++++++++++++++---- 1 files changed, 17 insertions(+), 4 deletions(-)
--- hg.orig/drivers/media/video/tda8290.c +++ hg/drivers/media/video/tda8290.c @@ -323,6 +323,7 @@ static int tda8290_tune(struct i2c_clien i2c_master_send(c, soft_reset, 2); msleep(1); + expert_mode[1] = t->tda8290_easy_mode + 0x80; i2c_master_send(c, expert_mode, 2); i2c_master_send(c, gainset_off, 2); i2c_master_send(c, if_agc_spd, 2); @@ -348,8 +349,9 @@ static int tda8290_tune(struct i2c_clien tuner_dbg("tda8290 is locked, AGC: %d\n", agc_stat); else tuner_dbg("tda8290 not locked, no signal?\n"); - if ((agc_stat > 115) || (!(pll_stat & 0x80) && (adc_sat <20))) { - tuner_dbg("adjust gain, step 1. Agc: %d\n", agc_stat); + if ((agc_stat > 115) || (!(pll_stat & 0x80) && (adc_sat < 20))) { + tuner_dbg("adjust gain, step 1. Agc: %d, ADC stat: %d, lock: %d\n", + agc_stat, adc_sat, pll_stat & 0x80); i2c_master_send(c, gainset_2, 2); msleep(100); i2c_master_send(c, &addr_agc_stat, 1); @@ -357,7 +359,8 @@ static int tda8290_tune(struct i2c_clien i2c_master_send(c, &addr_pll_stat, 1); i2c_master_recv(c, &pll_stat, 1); if ((agc_stat > 115) || !(pll_stat & 0x80)) { - tuner_dbg("adjust gain, step 2. Agc: %d\n", agc_stat); + tuner_dbg("adjust gain, step 2. Agc: %d, lock: %d\n", + agc_stat, pll_stat & 0x80); if (t->tda827x_ver != 0) tda827xa_agcf(c); else @@ -383,6 +386,7 @@ static int tda8290_tune(struct i2c_clien i2c_master_send(c, &addr_pll_stat, 1); i2c_master_recv(c, &pll_stat, 1); if ((adc_sat > 20) || !(pll_stat & 0x80)) { + tuner_dbg("trying to resolve SECAM L deadlock\n"); i2c_master_send(c, agc_rst_on, 2); msleep(40); i2c_master_send(c, agc_rst_off, 2); @@ -404,28 +408,37 @@ static int tda8290_tune(struct i2c_clien static void set_audio(struct tuner *t) { - t->tda827x_lpsel = 0; + char* mode; + t->tda827x_lpsel = 0; + mode = "xx"; if (t->std & V4L2_STD_MN) { t->sgIF = 92; t->tda8290_easy_mode = 0x01; t->tda827x_lpsel = 1; + mode = "MN"; } else if (t->std & V4L2_STD_B) { t->sgIF = 108; t->tda8290_easy_mode = 0x02; + mode = "B"; } else if (t->std & V4L2_STD_GH) { t->sgIF = 124; t->tda8290_easy_mode = 0x04; + mode = "GH"; } else if (t->std & V4L2_STD_PAL_I) { t->sgIF = 124; t->tda8290_easy_mode = 0x08; + mode = "I"; } else if (t->std & V4L2_STD_DK) { t->sgIF = 124; t->tda8290_easy_mode = 0x10; + mode = "DK"; } else if (t->std & V4L2_STD_SECAM_L) { t->sgIF = 124; t->tda8290_easy_mode = 0x20; + mode = "L"; } + tuner_dbg("setting tda8290 to system %s\n", mode); } static void set_tv_freq(struct i2c_client *c, unsigned int freq)
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