diff options
Diffstat (limited to 'drivers/media/video/tuner-simple.c')
| -rw-r--r-- | drivers/media/video/tuner-simple.c | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 907ea8c5d9b..58fa0d29962 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -79,14 +79,13 @@ MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner"); #define TUNER_PLL_LOCKED 0x40 #define TUNER_STEREO_MK3 0x04 -#define TUNER_PARAM_ANALOG 0 /* to be removed */ /* FIXME: * Right now, all tuners are using the first tuner_params[] array element * for analog mode. In the future, we will be merging similar tuner * definitions together, such that each tuner definition will have a * tuner_params struct for each available video standard. At that point, - * TUNER_PARAM_ANALOG will be removed, and the tuner_params[] array - * element will be chosen based on the video standard in use. + * the tuner_params[] array element will be chosen based on the video + * standard in use. * */ @@ -138,9 +137,9 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) struct tunertype *tun; u8 buffer[4]; int rc, IFPCoff, i, j; + enum param_type desired_type; tun = &tuners[t->type]; - j = TUNER_PARAM_ANALOG; /* IFPCoff = Video Intermediate Frequency - Vif: 940 =16*58.75 NTSC/J (Japan) @@ -155,16 +154,25 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) */ if (t->std == V4L2_STD_NTSC_M_JP) { - IFPCoff = 940; + IFPCoff = 940; + desired_type = TUNER_PARAM_TYPE_NTSC; } else if ((t->std & V4L2_STD_MN) && !(t->std & ~V4L2_STD_MN)) { - IFPCoff = 732; + IFPCoff = 732; + desired_type = TUNER_PARAM_TYPE_NTSC; } else if (t->std == V4L2_STD_SECAM_LC) { - IFPCoff = 543; + IFPCoff = 543; + desired_type = TUNER_PARAM_TYPE_SECAM; } else { - IFPCoff = 623; + IFPCoff = 623; + desired_type = TUNER_PARAM_TYPE_PAL; } + for (j = 0; j < tun->count-1; j++) { + if (desired_type != tun->params[j].type) + continue; + break; + } for (i = 0; i < tun->params[j].count; i++) { if (freq > tun->params[j].ranges[i].limit) continue; @@ -333,9 +341,15 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) u8 buffer[4]; u16 div; int rc, j; + enum param_type desired_type = TUNER_PARAM_TYPE_RADIO; tun = &tuners[t->type]; - j = TUNER_PARAM_ANALOG; + + for (j = 0; j < tun->count-1; j++) { + if (desired_type != tun->params[j].type) + continue; + break; + } 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 */ |