diff options
| author | Jianqun <jay.xu@rock-chips.com> | 2014-09-13 04:41:38 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-09-13 20:38:16 +0400 |
| commit | 3b40a80216e941c518426f7b86705e52acbd413f (patch) | |
| tree | a27ac2821ba197b00cbd8493e3def355acc2d4b8 /sound/soc/rockchip/rockchip_i2s.c | |
| parent | 38306afc107c53c379757e7f3146a6418328ebc9 (diff) | |
| download | linux-3b40a80216e941c518426f7b86705e52acbd413f.tar.xz | |
ASoC: rockchip-i2s: add dma data to snd_soc_dai
Add playback/capture dma data to snd_soc_dai.
Test on RK3288 with max98090.
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/rockchip/rockchip_i2s.c')
| -rw-r--r-- | sound/soc/rockchip/rockchip_i2s.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c index dd423c611d96..c8172dda8c7d 100644 --- a/sound/soc/rockchip/rockchip_i2s.c +++ b/sound/soc/rockchip/rockchip_i2s.c @@ -243,16 +243,6 @@ static int rockchip_i2s_hw_params(struct snd_pcm_substream *substream, regmap_update_bits(i2s->regmap, I2S_TXCR, I2S_TXCR_VDW_MASK, val); regmap_update_bits(i2s->regmap, I2S_RXCR, I2S_RXCR_VDW_MASK, val); - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - dai->playback_dma_data = &i2s->playback_dma_data; - regmap_update_bits(i2s->regmap, I2S_DMACR, I2S_DMACR_TDL_MASK, - I2S_DMACR_TDL(1) | I2S_DMACR_TDE_ENABLE); - } else { - dai->capture_dma_data = &i2s->capture_dma_data; - regmap_update_bits(i2s->regmap, I2S_DMACR, I2S_DMACR_RDL_MASK, - I2S_DMACR_RDL(1) | I2S_DMACR_RDE_ENABLE); - } - return 0; } @@ -300,6 +290,16 @@ static int rockchip_i2s_set_sysclk(struct snd_soc_dai *cpu_dai, int clk_id, return ret; } +static int rockchip_i2s_dai_probe(struct snd_soc_dai *dai) +{ + struct rk_i2s_dev *i2s = snd_soc_dai_get_drvdata(dai); + + dai->capture_dma_data = &i2s->capture_dma_data; + dai->playback_dma_data = &i2s->playback_dma_data; + + return 0; +} + static const struct snd_soc_dai_ops rockchip_i2s_dai_ops = { .hw_params = rockchip_i2s_hw_params, .set_sysclk = rockchip_i2s_set_sysclk, @@ -308,7 +308,9 @@ static const struct snd_soc_dai_ops rockchip_i2s_dai_ops = { }; static struct snd_soc_dai_driver rockchip_i2s_dai = { + .probe = rockchip_i2s_dai_probe, .playback = { + .stream_name = "Playback", .channels_min = 2, .channels_max = 8, .rates = SNDRV_PCM_RATE_8000_192000, @@ -318,6 +320,7 @@ static struct snd_soc_dai_driver rockchip_i2s_dai = { SNDRV_PCM_FMTBIT_S24_LE), }, .capture = { + .stream_name = "Capture", .channels_min = 2, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_192000, |