diff options
| -rw-r--r-- | drivers/media/v4l2-core/tuner-core.c | 27 | ||||
| -rw-r--r-- | include/media/v4l2-mc.h | 32 |
2 files changed, 53 insertions, 6 deletions
diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c index d6bd9ce1101d..731487be5baa 100644 --- a/drivers/media/v4l2-core/tuner-core.c +++ b/drivers/media/v4l2-core/tuner-core.c @@ -696,17 +696,32 @@ static int tuner_probe(struct i2c_client *client, /* Should be just before return */ register_client: #if defined(CONFIG_MEDIA_CONTROLLER) - t->pad[TUNER_PAD_RF_INPUT].flags = MEDIA_PAD_FL_SINK; - t->pad[TUNER_PAD_OUTPUT].flags = MEDIA_PAD_FL_SOURCE; - t->pad[TUNER_PAD_AUD_OUT].flags = MEDIA_PAD_FL_SOURCE; - t->sd.entity.function = MEDIA_ENT_F_TUNER; t->sd.entity.name = t->name; + /* + * Handle the special case where the tuner has actually + * two stages: the PLL to tune into a frequency and the + * IF-PLL demodulator (tda988x). + */ + if (t->type == TUNER_TDA9887) { + t->pad[IF_VID_DEC_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK; + t->pad[IF_VID_DEC_PAD_OUT].flags = MEDIA_PAD_FL_SOURCE; + ret = media_entity_pads_init(&t->sd.entity, + IF_VID_DEC_PAD_NUM_PADS, + &t->pad[0]); + t->sd.entity.function = MEDIA_ENT_F_IF_VID_DECODER; + } else { + t->pad[TUNER_PAD_RF_INPUT].flags = MEDIA_PAD_FL_SINK; + t->pad[TUNER_PAD_OUTPUT].flags = MEDIA_PAD_FL_SOURCE; + t->pad[TUNER_PAD_AUD_OUT].flags = MEDIA_PAD_FL_SOURCE; + ret = media_entity_pads_init(&t->sd.entity, TUNER_NUM_PADS, + &t->pad[0]); + t->sd.entity.function = MEDIA_ENT_F_TUNER; + } - ret = media_entity_pads_init(&t->sd.entity, TUNER_NUM_PADS, &t->pad[0]); if (ret < 0) { tuner_err("failed to initialize media entity!\n"); kfree(t); - return -ENODEV; + return ret; } #endif /* Sets a default mode */ diff --git a/include/media/v4l2-mc.h b/include/media/v4l2-mc.h index c174e5b4f188..6a6ef5bc767e 100644 --- a/include/media/v4l2-mc.h +++ b/include/media/v4l2-mc.h @@ -42,3 +42,35 @@ enum tuner_pad_index { TUNER_PAD_AUD_OUT, TUNER_NUM_PADS }; + +/** + * enum if_vid_dec_index - video IF-PLL pad index for + * MEDIA_ENT_F_IF_VID_DECODER + * + * @IF_VID_DEC_PAD_IF_INPUT: video Intermediate Frequency (IF) sink pad + * @IF_VID_DEC_PAD_OUT: IF-PLL video output source pad. Contains the + * video chrominance and luminance IF signals. + * @IF_VID_DEC_PAD_NUM_PADS: Number of pads of the video IF-PLL. + */ +enum if_vid_dec_pad_index { + IF_VID_DEC_PAD_IF_INPUT, + IF_VID_DEC_PAD_OUT, + IF_VID_DEC_PAD_NUM_PADS +}; + +/** + * enum if_aud_dec_index - audio/sound IF-PLL pad index for + * MEDIA_ENT_F_IF_AUD_DECODER + * + * @IF_AUD_DEC_PAD_IF_INPUT: audio Intermediate Frequency (IF) sink pad + * @IF_AUD_DEC_PAD_OUT: IF-PLL audio output source pad. Contains the + * audio sampled stream data, usually connected + * to the bridge bus via an Inter-IC Sound (I2S) + * bus. + * @IF_AUD_DEC_PAD_NUM_PADS: Number of pads of the audio IF-PLL. + */ +enum if_aud_dec_pad_index { + IF_AUD_DEC_PAD_IF_INPUT, + IF_AUD_DEC_PAD_OUT, + IF_AUD_DEC_PAD_NUM_PADS +}; |