From 6ad7ca6297f8679162ee62ed672b603e8d004146 Mon Sep 17 00:00:00 2001 From: Marcus Cooper Date: Fri, 30 Oct 2020 15:46:39 +0100 Subject: ASoC: sun4i-i2s: Add 20 and 24 bit support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Extend the functionality of the driver to include support of 20 and 24 bits per sample. Signed-off-by: Marcus Cooper Acked-by: Maxime Ripard Reviewed-by: Chen-Yu Tsai Signed-off-by: Clément Péron Link: https://lore.kernel.org/r/20201030144648.397824-7-peron.clem@gmail.com Signed-off-by: Mark Brown --- sound/soc/sunxi/sun4i-i2s.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'sound') diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c index 46e4da18c27f..786731191d90 100644 --- a/sound/soc/sunxi/sun4i-i2s.c +++ b/sound/soc/sunxi/sun4i-i2s.c @@ -600,6 +600,9 @@ static int sun4i_i2s_hw_params(struct snd_pcm_substream *substream, case 16: width = DMA_SLAVE_BUSWIDTH_2_BYTES; break; + case 32: + width = DMA_SLAVE_BUSWIDTH_4_BYTES; + break; default: dev_err(dai->dev, "Unsupported physical sample width: %d\n", params_physical_width(params)); @@ -1081,6 +1084,10 @@ static int sun4i_i2s_dai_probe(struct snd_soc_dai *dai) return 0; } +#define SUN4I_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ + SNDRV_PCM_FMTBIT_S20_LE | \ + SNDRV_PCM_FMTBIT_S24_LE) + static struct snd_soc_dai_driver sun4i_i2s_dai = { .probe = sun4i_i2s_dai_probe, .capture = { @@ -1088,14 +1095,14 @@ static struct snd_soc_dai_driver sun4i_i2s_dai = { .channels_min = 1, .channels_max = 8, .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SUN4I_FORMATS, }, .playback = { .stream_name = "Playback", .channels_min = 1, .channels_max = 8, .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SUN4I_FORMATS, }, .ops = &sun4i_i2s_dai_ops, .symmetric_rates = 1, -- cgit v1.2.3