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path: root/sound/soc/amd/acp-pcm-dma.c
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Diffstat (limited to 'sound/soc/amd/acp-pcm-dma.c')
-rw-r--r--sound/soc/amd/acp-pcm-dma.c67
1 files changed, 54 insertions, 13 deletions
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index 8fa2e2fde4f1..897dde630022 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -433,6 +433,7 @@ static void acp_dma_start(void __iomem *acp_mmio, u16 ch_num, bool is_circular)
case I2S_TO_ACP_DMA_CH_NUM:
case ACP_TO_I2S_DMA_BT_INSTANCE_CH_NUM:
case I2S_TO_ACP_DMA_BT_INSTANCE_CH_NUM:
+ case ACP_TO_I2S_DMA_MICSP_INSTANCE_CH_NUM:
dma_ctrl |= ACP_DMA_CNTL_0__DMAChIOCEn_MASK;
break;
default:
@@ -710,6 +711,13 @@ static irqreturn_t dma_irq_handler(int irq, void *arg)
acp_mmio, mmACP_EXTERNAL_INTR_STAT);
}
+ if ((intr_flag & BIT(ACP_TO_I2S_DMA_MICSP_INSTANCE_CH_NUM)) != 0) {
+ valid_irq = true;
+ snd_pcm_period_elapsed(irq_data->play_i2s_micsp_stream);
+ acp_reg_write((intr_flag & BIT(ACP_TO_I2S_DMA_MICSP_INSTANCE_CH_NUM)) << 16,
+ acp_mmio, mmACP_EXTERNAL_INTR_STAT);
+ }
+
if ((intr_flag & BIT(ACP_TO_I2S_DMA_BT_INSTANCE_CH_NUM)) != 0) {
valid_irq = true;
snd_pcm_period_elapsed(irq_data->play_i2sbt_stream);
@@ -807,7 +815,8 @@ static int acp_dma_open(struct snd_soc_component *component,
* stream is not closed
*/
if (!intr_data->play_i2ssp_stream && !intr_data->capture_i2ssp_stream &&
- !intr_data->play_i2sbt_stream && !intr_data->capture_i2sbt_stream)
+ !intr_data->play_i2sbt_stream && !intr_data->capture_i2sbt_stream &&
+ !intr_data->play_i2s_micsp_stream)
acp_reg_write(1, adata->acp_mmio, mmACP_EXTERNAL_INTR_ENB);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
@@ -840,7 +849,7 @@ static int acp_dma_hw_params(struct snd_soc_component *component,
u32 val = 0;
struct snd_pcm_runtime *runtime;
struct audio_substream_data *rtd;
- struct snd_soc_pcm_runtime *prtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_pcm_runtime *prtd = snd_soc_substream_to_rtd(substream);
struct audio_drv_data *adata = dev_get_drvdata(component->dev);
struct snd_soc_card *card = prtd->card;
struct acp_platform_info *pinfo = snd_soc_card_get_drvdata(card);
@@ -867,6 +876,9 @@ static int acp_dma_hw_params(struct snd_soc_component *component,
case I2S_BT_INSTANCE:
val |= ACP_I2S_BT_16BIT_RESOLUTION_EN;
break;
+ case I2S_MICSP_INSTANCE:
+ val |= ACP_I2S_MICSP_16BIT_RESOLUTION_EN;
+ break;
case I2S_SP_INSTANCE:
default:
val |= ACP_I2S_SP_16BIT_RESOLUTION_EN;
@@ -876,6 +888,7 @@ static int acp_dma_hw_params(struct snd_soc_component *component,
case I2S_BT_INSTANCE:
val |= ACP_I2S_BT_16BIT_RESOLUTION_EN;
break;
+ case I2S_MICSP_INSTANCE:
case I2S_SP_INSTANCE:
default:
val |= ACP_I2S_MIC_16BIT_RESOLUTION_EN;
@@ -901,6 +914,27 @@ static int acp_dma_hw_params(struct snd_soc_component *component,
mmACP_I2S_BT_TRANSMIT_BYTE_CNT_LOW;
adata->play_i2sbt_stream = substream;
break;
+ case I2S_MICSP_INSTANCE:
+ switch (adata->asic_type) {
+ case CHIP_STONEY:
+ rtd->pte_offset = ACP_ST_PLAYBACK_PTE_OFFSET;
+ break;
+ default:
+ rtd->pte_offset = ACP_PLAYBACK_PTE_OFFSET;
+ }
+ rtd->ch1 = SYSRAM_TO_ACP_MICSP_INSTANCE_CH_NUM;
+ rtd->ch2 = ACP_TO_I2S_DMA_MICSP_INSTANCE_CH_NUM;
+ rtd->sram_bank = ACP_SRAM_BANK_1_ADDRESS;
+ rtd->destination = TO_ACP_I2S_2;
+ rtd->dma_dscr_idx_1 = PLAYBACK_START_DMA_DESCR_CH4;
+ rtd->dma_dscr_idx_2 = PLAYBACK_START_DMA_DESCR_CH5;
+ rtd->byte_cnt_high_reg_offset =
+ mmACP_I2S_MICSP_TRANSMIT_BYTE_CNT_HIGH;
+ rtd->byte_cnt_low_reg_offset =
+ mmACP_I2S_MICSP_TRANSMIT_BYTE_CNT_LOW;
+
+ adata->play_i2s_micsp_stream = substream;
+ break;
case I2S_SP_INSTANCE:
default:
switch (adata->asic_type) {
@@ -939,6 +973,7 @@ static int acp_dma_hw_params(struct snd_soc_component *component,
rtd->dma_curr_dscr = mmACP_DMA_CUR_DSCR_11;
adata->capture_i2sbt_stream = substream;
break;
+ case I2S_MICSP_INSTANCE:
case I2S_SP_INSTANCE:
default:
rtd->pte_offset = ACP_CAPTURE_PTE_OFFSET;
@@ -1160,6 +1195,9 @@ static int acp_dma_close(struct snd_soc_component *component,
case I2S_BT_INSTANCE:
adata->play_i2sbt_stream = NULL;
break;
+ case I2S_MICSP_INSTANCE:
+ adata->play_i2s_micsp_stream = NULL;
+ break;
case I2S_SP_INSTANCE:
default:
adata->play_i2ssp_stream = NULL;
@@ -1181,6 +1219,7 @@ static int acp_dma_close(struct snd_soc_component *component,
case I2S_BT_INSTANCE:
adata->capture_i2sbt_stream = NULL;
break;
+ case I2S_MICSP_INSTANCE:
case I2S_SP_INSTANCE:
default:
adata->capture_i2ssp_stream = NULL;
@@ -1197,7 +1236,8 @@ static int acp_dma_close(struct snd_soc_component *component,
* another stream is also not active.
*/
if (!adata->play_i2ssp_stream && !adata->capture_i2ssp_stream &&
- !adata->play_i2sbt_stream && !adata->capture_i2sbt_stream)
+ !adata->play_i2sbt_stream && !adata->capture_i2sbt_stream &&
+ !adata->play_i2s_micsp_stream)
acp_reg_write(0, adata->acp_mmio, mmACP_EXTERNAL_INTR_ENB);
kfree(rtd);
return 0;
@@ -1217,9 +1257,8 @@ static const struct snd_soc_component_driver acp_asoc_platform = {
static int acp_audio_probe(struct platform_device *pdev)
{
- int status;
+ int status, irq;
struct audio_drv_data *audio_drv_data;
- struct resource *res;
const u32 *pdata = pdev->dev.platform_data;
if (!pdata) {
@@ -1246,16 +1285,15 @@ static int acp_audio_probe(struct platform_device *pdev)
audio_drv_data->capture_i2ssp_stream = NULL;
audio_drv_data->play_i2sbt_stream = NULL;
audio_drv_data->capture_i2sbt_stream = NULL;
+ audio_drv_data->play_i2s_micsp_stream = NULL;
audio_drv_data->asic_type = *pdata;
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n");
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0)
return -ENODEV;
- }
- status = devm_request_irq(&pdev->dev, res->start, dma_irq_handler,
+ status = devm_request_irq(&pdev->dev, irq, dma_irq_handler,
0, "ACP_IRQ", &pdev->dev);
if (status) {
dev_err(&pdev->dev, "ACP IRQ request failed\n");
@@ -1285,7 +1323,7 @@ static int acp_audio_probe(struct platform_device *pdev)
return status;
}
-static int acp_audio_remove(struct platform_device *pdev)
+static void acp_audio_remove(struct platform_device *pdev)
{
int status;
struct audio_drv_data *adata = dev_get_drvdata(&pdev->dev);
@@ -1294,8 +1332,6 @@ static int acp_audio_remove(struct platform_device *pdev)
if (status)
dev_err(&pdev->dev, "ACP Deinit failed status:%d\n", status);
pm_runtime_disable(&pdev->dev);
-
- return 0;
}
static int acp_pcm_resume(struct device *dev)
@@ -1336,6 +1372,11 @@ static int acp_pcm_resume(struct device *dev)
config_acp_dma(adata->acp_mmio, rtd, adata->asic_type);
}
if (adata->asic_type != CHIP_CARRIZO) {
+ if (adata->play_i2s_micsp_stream &&
+ adata->play_i2s_micsp_stream->runtime) {
+ rtd = adata->play_i2s_micsp_stream->runtime->private_data;
+ config_acp_dma(adata->acp_mmio, rtd, adata->asic_type);
+ }
if (adata->play_i2sbt_stream &&
adata->play_i2sbt_stream->runtime) {
rtd = adata->play_i2sbt_stream->runtime->private_data;
generated by cgit (git 2.34.1) at 2025-12-26 17:28:51 +0000