diff options
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
-rw-r--r-- | drivers/media/video/tuner-simple.c | 74 |
1 files changed, 64 insertions, 10 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 6da6f82b8c8..d071c5cbf01 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -7,6 +7,7 @@ #include <linux/i2c.h> #include <linux/videodev.h> #include <media/tuner.h> +#include <media/v4l2-common.h> static int offset = 0; module_param(offset, int, 0666); @@ -128,6 +129,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) u8 buffer[4]; int rc, IFPCoff, i, j; enum param_type desired_type; + struct tuner_params *params; tun = &tuners[t->type]; @@ -169,19 +171,20 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) IFPCoff,t->type); j = 0; } + params = &tun->params[j]; - for (i = 0; i < tun->params[j].count; i++) { - if (freq > tun->params[j].ranges[i].limit) + for (i = 0; i < params->count; i++) { + if (freq > params->ranges[i].limit) continue; break; } - if (i == tun->params[j].count) { + if (i == params->count) { tuner_dbg("TV frequency out of range (%d > %d)", - freq, tun->params[j].ranges[i - 1].limit); - freq = tun->params[j].ranges[--i].limit; + freq, params->ranges[i - 1].limit); + freq = params->ranges[--i].limit; } - config = tun->params[j].ranges[i].config; - cb = tun->params[j].ranges[i].cb; + config = params->ranges[i].config; + cb = params->ranges[i].cb; /* i == 0 -> VHF_LO * i == 1 -> VHF_HI * i == 2 -> UHF */ @@ -281,7 +284,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) break; } - if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) { + if (params->cb_first_if_lower_freq && div < t->last_div) { buffer[0] = config; buffer[1] = cb; buffer[2] = (div>>8) & 0x7f; @@ -293,6 +296,43 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) buffer[3] = cb; } t->last_div = div; + if (params->has_tda9887) { + int config = 0; + int is_secam_l = (t->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) && + !(t->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)); + + if (t->std == V4L2_STD_SECAM_LC) { + if (params->port1_active ^ params->port1_invert_for_secam_lc) + config |= TDA9887_PORT1_ACTIVE; + if (params->port2_active ^ params->port2_invert_for_secam_lc) + config |= TDA9887_PORT2_ACTIVE; + } + else { + if (params->port1_active) + config |= TDA9887_PORT1_ACTIVE; + if (params->port2_active) + config |= TDA9887_PORT2_ACTIVE; + } + if (params->intercarrier_mode) + config |= TDA9887_INTERCARRIER; + if (is_secam_l) { + if (i == 0 && params->default_top_secam_low) + config |= TDA9887_TOP(params->default_top_secam_low); + else if (i == 1 && params->default_top_secam_mid) + config |= TDA9887_TOP(params->default_top_secam_mid); + else if (params->default_top_secam_high) + config |= TDA9887_TOP(params->default_top_secam_high); + } + else { + if (i == 0 && params->default_top_low) + config |= TDA9887_TOP(params->default_top_low); + else if (i == 1 && params->default_top_mid) + config |= TDA9887_TOP(params->default_top_mid); + else if (params->default_top_high) + config |= TDA9887_TOP(params->default_top_high); + } + i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config); + } tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", buffer[0],buffer[1],buffer[2],buffer[3]); @@ -339,6 +379,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) u16 div; int rc, j; enum param_type desired_type = TUNER_PARAM_TYPE_RADIO; + struct tuner_params *params; tun = &tuners[t->type]; @@ -352,7 +393,8 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) j = 0; div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */ - buffer[2] = (tun->params[j].ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ + params = &tun->params[j]; + buffer[2] = (params->ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ switch (t->type) { case TUNER_TENA_9533_DI: @@ -384,7 +426,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) } buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; - if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) { + if (params->cb_first_if_lower_freq && div < t->last_div) { buffer[0] = buffer[2]; buffer[1] = buffer[3]; buffer[2] = (div>>8) & 0x7f; @@ -398,6 +440,18 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) buffer[0],buffer[1],buffer[2],buffer[3]); t->last_div = div; + if (params->has_tda9887) { + int config = 0; + if (params->port1_active && !params->port1_fm_high_sensitivity) + config |= TDA9887_PORT1_ACTIVE; + if (params->port2_active && !params->port2_fm_high_sensitivity) + config |= TDA9887_PORT2_ACTIVE; + if (params->intercarrier_mode) + config |= TDA9887_INTERCARRIER; +/* if (params->port1_set_for_fm_mono) + config &= ~TDA9887_PORT1_ACTIVE;*/ + i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config); + } if (4 != (rc = i2c_master_send(c,buffer,4))) tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); } |