diff options
Diffstat (limited to 'sound/soc/codecs/ab8500-codec.c')
| -rw-r--r-- | sound/soc/codecs/ab8500-codec.c | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c index bace321..4ca45b9 100644 --- a/sound/soc/codecs/ab8500-codec.c +++ b/sound/soc/codecs/ab8500-codec.c @@ -2334,25 +2334,36 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai, } /* Setup TDM AD according to active RX-slots */ + + if (rx_mask & ~0xff) + return -EINVAL; + + rx_mask = rx_mask << AB8500_AD_DATA0_OFFSET; slots_active = hweight32(rx_mask); + dev_dbg(dai->codec->dev, "%s: Slots, active, RX: %d\n", __func__, slots_active); + switch (slots_active) { case 0: break; case 1: - /* AD_OUT3 -> slot 0 & 1 */ - snd_soc_update_bits(codec, AB8500_ADSLOTSEL1, AB8500_MASK_ALL, - AB8500_ADSLOTSELX_AD_OUT3_TO_SLOT_EVEN | - AB8500_ADSLOTSELX_AD_OUT3_TO_SLOT_ODD); + slot = find_first_bit((unsigned long *)&rx_mask, 32); + snd_soc_update_bits(codec, AB8500_ADSLOTSEL(slot), + AB8500_MASK_SLOT(slot), + AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot)); break; case 2: - /* AD_OUT3 -> slot 0, AD_OUT2 -> slot 1 */ + slot = find_first_bit((unsigned long *)&rx_mask, 32); + snd_soc_update_bits(codec, + AB8500_ADSLOTSEL(slot), + AB8500_MASK_SLOT(slot), + AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot)); + slot = find_next_bit((unsigned long *)&rx_mask, 32, slot + 1); snd_soc_update_bits(codec, - AB8500_ADSLOTSEL1, - AB8500_MASK_ALL, - AB8500_ADSLOTSELX_AD_OUT3_TO_SLOT_EVEN | - AB8500_ADSLOTSELX_AD_OUT2_TO_SLOT_ODD); + AB8500_ADSLOTSEL(slot), + AB8500_MASK_SLOT(slot), + AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT2, slot)); break; case 8: dev_dbg(dai->codec->dev, |
