diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/amd/raven/acp3x-pcm-dma.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c index 710c5c5ae625..2e61cef00f41 100644 --- a/sound/soc/amd/raven/acp3x-pcm-dma.c +++ b/sound/soc/amd/raven/acp3x-pcm-dma.c @@ -690,6 +690,51 @@ static int acp3x_audio_remove(struct platform_device *pdev) return 0; } +static int acp3x_resume(struct device *dev) +{ + int status; + u32 val; + struct i2s_dev_data *adata = dev_get_drvdata(dev); + + status = acp3x_init(adata->acp3x_base); + if (status) + return -ENODEV; + + if (adata->play_stream && adata->play_stream->runtime) { + struct i2s_stream_instance *rtd = + adata->play_stream->runtime->private_data; + config_acp3x_dma(rtd, SNDRV_PCM_STREAM_PLAYBACK); + rv_writel((rtd->xfer_resolution << 3), + rtd->acp3x_base + mmACP_BTTDM_ITER); + if (adata->tdm_mode == true) { + rv_writel(adata->tdm_fmt, adata->acp3x_base + + mmACP_BTTDM_TXFRMT); + val = rv_readl(adata->acp3x_base + mmACP_BTTDM_ITER); + rv_writel((val | 0x2), adata->acp3x_base + + mmACP_BTTDM_ITER); + } + } + + if (adata->capture_stream && adata->capture_stream->runtime) { + struct i2s_stream_instance *rtd = + adata->capture_stream->runtime->private_data; + config_acp3x_dma(rtd, SNDRV_PCM_STREAM_CAPTURE); + rv_writel((rtd->xfer_resolution << 3), + rtd->acp3x_base + mmACP_BTTDM_IRER); + if (adata->tdm_mode == true) { + rv_writel(adata->tdm_fmt, adata->acp3x_base + + mmACP_BTTDM_RXFRMT); + val = rv_readl(adata->acp3x_base + mmACP_BTTDM_IRER); + rv_writel((val | 0x2), adata->acp3x_base + + mmACP_BTTDM_IRER); + } + } + + rv_writel(1, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB); + return 0; +} + + static int acp3x_pcm_runtime_suspend(struct device *dev) { int status; @@ -721,6 +766,7 @@ static int acp3x_pcm_runtime_resume(struct device *dev) static const struct dev_pm_ops acp3x_pm_ops = { .runtime_suspend = acp3x_pcm_runtime_suspend, .runtime_resume = acp3x_pcm_runtime_resume, + .resume = acp3x_resume, }; static struct platform_driver acp3x_dma_driver = { |