nagai/kernel
3
0
Fork 0
forked from mirrors/linux
Code Pull requests Activity

ASoC: amd: acp: Refactor TDM slots selction based on acp revision id

Browse source 
Refactor TDM slots selection based on acp revision id.

Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>
Link: https://patch.msgid.link/20240903113427.182997-2-venkataprasad.potturu@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Venkata Prasad Potturu 2024-09-03 17:04:16 +05:30 committed by Mark Brown
parent dc70fd0240
commit cd60dec899
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 29 additions and 11 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

40
sound/soc/amd/acp/acp-i2s.c
View file

@ -95,9 +95,11 @@ static int acp_i2s_set_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask, u32 rx_mas
{
struct device *dev = dai->component->dev;
struct acp_dev_data *adata = snd_soc_dai_get_drvdata(dai);
struct acp_chip_info *chip;
struct acp_stream *stream;
int slot_len, no_of_slots;
chip = dev_get_platdata(dev);
switch (slot_width) {
case SLOT_WIDTH_8:
slot_len = 8;
@ -116,15 +118,23 @@ static int acp_i2s_set_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask, u32 rx_mas
return -EINVAL;
}
switch (slots) {
case 1 ... 7:
no_of_slots = slots;
break;
case 8:
no_of_slots = 0;
switch (chip->acp_rev) {
case ACP3X_DEV:
case ACP6X_DEV:
switch (slots) {
case 1 ... 7:
no_of_slots = slots;
break;
case 8:
no_of_slots = 0;
break;
default:
dev_err(dev, "Unsupported slots %d\n", slots);
return -EINVAL;
}
break;
default:
dev_err(dev, "Unsupported slots %d\n", slots);
dev_err(dev, "Unknown chip revision %d\n", chip->acp_rev);
return -EINVAL;
}
@ -132,12 +142,20 @@ static int acp_i2s_set_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask, u32 rx_mas
spin_lock_irq(&adata->acp_lock);
list_for_each_entry(stream, &adata->stream_list, list) {
if (tx_mask && stream->dir == SNDRV_PCM_STREAM_PLAYBACK)
adata->tdm_tx_fmt[stream->dai_id - 1] =
switch (chip->acp_rev) {
case ACP3X_DEV:
case ACP6X_DEV:
if (tx_mask && stream->dir == SNDRV_PCM_STREAM_PLAYBACK)
adata->tdm_tx_fmt[stream->dai_id - 1] =
FRM_LEN | (slots << 15) | (slot_len << 18);
else if (rx_mask && stream->dir == SNDRV_PCM_STREAM_CAPTURE)
adata->tdm_rx_fmt[stream->dai_id - 1] =
else if (rx_mask && stream->dir == SNDRV_PCM_STREAM_CAPTURE)
adata->tdm_rx_fmt[stream->dai_id - 1] =
FRM_LEN | (slots << 15) | (slot_len << 18);
break;
default:
dev_err(dev, "Unknown chip revision %d\n", chip->acp_rev);
return -EINVAL;
}
}
spin_unlock_irq(&adata->acp_lock);
return 0;