- struct tda9887 *t = i2c_get_clientdata(client);
-
- switch (cmd) {
-
- /* --- configuration --- */
- case AUDC_SET_RADIO:
- t->radio = 1;
- tda9887_configure(t);
- break;
-
- case AUDC_CONFIG_PINNACLE:
- {
- int *i = arg;
-
- t->pinnacle_id = *i;
- tda9887_configure(t);
- break;
- }
- case TDA9887_SET_CONFIG:
- {
- int *i = arg;
-
- t->config = *i;
- tda9887_configure(t);
- break;
- }
- /* --- v4l ioctls --- */
- /* take care: bttv does userspace copying, we'll get a
- kernel pointer here... */
- case VIDIOCSCHAN:
- {
- static const v4l2_std_id map[] = {
- [ VIDEO_MODE_PAL ] = V4L2_STD_PAL,
- [ VIDEO_MODE_NTSC ] = V4L2_STD_NTSC_M,
- [ VIDEO_MODE_SECAM ] = V4L2_STD_SECAM,
- [ 4 /* bttv */ ] = V4L2_STD_PAL_M,
- [ 5 /* bttv */ ] = V4L2_STD_PAL_N,
- [ 6 /* bttv */ ] = V4L2_STD_NTSC_M_JP,
- };
- struct video_channel *vc = arg;
-
- CHECK_V4L2;
- t->radio = 0;
- if (vc->norm < ARRAY_SIZE(map))
- t->std = map[vc->norm];
- tda9887_fixup_std(t);
- tda9887_configure(t);
- break;
- }
- case VIDIOC_S_STD:
- {
- v4l2_std_id *id = arg;
-
- SWITCH_V4L2;
- t->radio = 0;
- t->std = *id;
- tda9887_fixup_std(t);
- tda9887_configure(t);
- break;
- }
- case VIDIOC_S_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
-
- SWITCH_V4L2;
- if (V4L2_TUNER_ANALOG_TV == f->type) {
- if (t->radio == 0)
- return 0;
- t->radio = 0;
- }
- if (V4L2_TUNER_RADIO == f->type) {
- if (t->radio == 1)
- return 0;
- t->radio = 1;
- }
- tda9887_configure(t);
- break;
- }
- case VIDIOC_G_TUNER:
- {
- static int AFC_BITS_2_kHz[] = {
- -12500, -37500, -62500, -97500,
- -112500, -137500, -162500, -187500,
- 187500, 162500, 137500, 112500,
- 97500 , 62500, 37500 , 12500
- };
- struct v4l2_tuner* tuner = arg;
-
- if (t->radio) {
- __u8 reg = 0;
- tuner->afc=0;
- if (1 == i2c_master_recv(&t->client,®,1))
- tuner->afc = AFC_BITS_2_kHz[(reg>>1)&0x0f];
- }
- break;
- }
- default:
- /* nothing */
- break;
- }
- return 0;