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SubjectRe: [RESEND PATCH v12 4/6] ASoC: amd: add ACP3x TDM mode support
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On 11/22/2019 3:14 PM, Ravulapati Vishnu vardhan rao wrote:
> ACP3x I2S (CPU DAI) can act in normal I2S and TDM modes. Added support
> for TDM mode. Desired mode can be selected from ASoC machine driver.
>
> Signed-off-by: Ravulapati Vishnu vardhan rao <Vishnuvardhanrao.Ravulapati@amd.com>
> ---
> sound/soc/amd/raven/acp3x-i2s.c | 24 ++++++++++++++++++++----
> sound/soc/amd/raven/acp3x.h | 1 +
> 2 files changed, 21 insertions(+), 4 deletions(-)
>
> diff --git a/sound/soc/amd/raven/acp3x-i2s.c b/sound/soc/amd/raven/acp3x-i2s.c
> index 7f05782..cea7311 100644
> --- a/sound/soc/amd/raven/acp3x-i2s.c
> +++ b/sound/soc/amd/raven/acp3x-i2s.c
> @@ -70,11 +70,27 @@ static int acp3x_i2s_set_tdm_slot(struct snd_soc_dai *cpu_dai,
>
> frm_len = FRM_LEN | (slots << 15) | (slot_len << 18);
> if (adata->substream_type == SNDRV_PCM_STREAM_PLAYBACK) {
> - reg_val = mmACP_BTTDM_ITER;
> - frmt_val = mmACP_BTTDM_TXFRMT;
> + switch (adata->i2s_instance) {
> + case I2S_BT_INSTANCE:
> + reg_val = mmACP_BTTDM_ITER;
> + frmt_reg = mmACP_BTTDM_TXFRMT;

Patch 2 of this series declares frmt_val, frmt_reg should cause build
errors.

Thanks,

Akshu

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