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ASoC: amd: ps: add soundwire dma irq thread callback

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Add acp pci driver Soundwire DMA irq thread callaback
for ACP6.3 platform.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://patch.msgid.link/20250207062819.1527184-7-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vijendar Mukunda
2025-02-07 11:58:00 +05:30
committed by Mark Brown
parent 6547577e94
commit 0a27b2d7a2
3 changed files with 34 additions and 18 deletions
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8
sound/soc/amd/ps/acp63.h
View File

@@ -222,6 +222,7 @@ struct acp63_dev_data;
* @acp_init: ACP initialization
* @acp_deinit: ACP de-initialization
* @acp_get_config: function to read the acp pin configuration
* @acp_sdw_dma_irq_thread: ACP SoundWire DMA interrupt thread
* acp_suspend: ACP system level suspend callback
* acp_resume: ACP system level resume callback
* acp_suspend_runtime: ACP runtime suspend callback
@@ -231,6 +232,7 @@ struct acp_hw_ops {
int (*acp_init)(void __iomem *acp_base, struct device *dev);
int (*acp_deinit)(void __iomem *acp_base, struct device *dev);
void (*acp_get_config)(struct pci_dev *pci, struct acp63_dev_data *acp_data);
void (*acp_sdw_dma_irq_thread)(struct acp63_dev_data *acp_data);
int (*acp_suspend)(struct device *dev);
int (*acp_resume)(struct device *dev);
int (*acp_suspend_runtime)(struct device *dev);
@@ -311,6 +313,12 @@ static inline void acp_hw_get_config(struct pci_dev *pci, struct acp63_dev_data
ACP_HW_OPS(adata, acp_get_config)(pci, adata);
}
static inline void acp_hw_sdw_dma_irq_thread(struct acp63_dev_data *adata)
{
if (adata && adata->hw_ops && adata->hw_ops->acp_sdw_dma_irq_thread)
ACP_HW_OPS(adata, acp_sdw_dma_irq_thread)(adata);
}
static inline int acp_hw_suspend(struct device *dev)
{
struct acp63_dev_data *adata = dev_get_drvdata(dev);

19
sound/soc/amd/ps/pci-ps.c
View File

@@ -23,26 +23,9 @@
static irqreturn_t acp63_irq_thread(int irq, void *context)
{
struct sdw_dma_dev_data *sdw_data;
struct acp63_dev_data *adata = context;
u32 stream_id;
sdw_data = dev_get_drvdata(&adata->sdw_dma_dev->dev);
for (stream_id = 0; stream_id < ACP63_SDW0_DMA_MAX_STREAMS; stream_id++) {
if (adata->acp63_sdw0_dma_intr_stat[stream_id]) {
if (sdw_data->acp63_sdw0_dma_stream[stream_id])
snd_pcm_period_elapsed(sdw_data->acp63_sdw0_dma_stream[stream_id]);
adata->acp63_sdw0_dma_intr_stat[stream_id] = 0;
}
}
for (stream_id = 0; stream_id < ACP63_SDW1_DMA_MAX_STREAMS; stream_id++) {
if (adata->acp63_sdw1_dma_intr_stat[stream_id]) {
if (sdw_data->acp63_sdw1_dma_stream[stream_id])
snd_pcm_period_elapsed(sdw_data->acp63_sdw1_dma_stream[stream_id]);
adata->acp63_sdw1_dma_intr_stat[stream_id] = 0;
}
}
acp_hw_sdw_dma_irq_thread(adata);
return IRQ_HANDLED;
}

25
sound/soc/amd/ps/ps-common.c
View File

@@ -15,6 +15,7 @@
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <sound/pcm_params.h>
#include "acp63.h"
@@ -211,11 +212,35 @@ static int __maybe_unused snd_acp63_resume(struct device *dev)
return ret;
}
static void acp63_sdw_dma_irq_thread(struct acp63_dev_data *adata)
{
struct sdw_dma_dev_data *sdw_data;
u32 stream_id;
sdw_data = dev_get_drvdata(&adata->sdw_dma_dev->dev);
for (stream_id = 0; stream_id < ACP63_SDW0_DMA_MAX_STREAMS; stream_id++) {
if (adata->acp63_sdw0_dma_intr_stat[stream_id]) {
if (sdw_data->acp63_sdw0_dma_stream[stream_id])
snd_pcm_period_elapsed(sdw_data->acp63_sdw0_dma_stream[stream_id]);
adata->acp63_sdw0_dma_intr_stat[stream_id] = 0;
}
}
for (stream_id = 0; stream_id < ACP63_SDW1_DMA_MAX_STREAMS; stream_id++) {
if (adata->acp63_sdw1_dma_intr_stat[stream_id]) {
if (sdw_data->acp63_sdw1_dma_stream[stream_id])
snd_pcm_period_elapsed(sdw_data->acp63_sdw1_dma_stream[stream_id]);
adata->acp63_sdw1_dma_intr_stat[stream_id] = 0;
}
}
}
void acp63_hw_init_ops(struct acp_hw_ops *hw_ops)
{
hw_ops->acp_init = acp63_init;
hw_ops->acp_deinit = acp63_deinit;
hw_ops->acp_get_config = acp63_get_config;
hw_ops->acp_sdw_dma_irq_thread = acp63_sdw_dma_irq_thread;
hw_ops->acp_suspend = snd_acp63_suspend;
hw_ops->acp_resume = snd_acp63_resume;
hw_ops->acp_suspend_runtime = snd_acp63_suspend;