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ASoC: amd: acp: add pm ops support for renoir platform.

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Add pm ops for renoir platform.

Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://msgid.link/r/20231215130300.1247475-1-Syed.SabaKareem@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Syed Saba Kareem 2023-12-15 18:32:42 +05:30 committed by Mark Brown
parent c27032b402
commit c95a2a0be0
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GPG Key ID: 24D68B725D5487D0
1 changed files with 37 additions and 0 deletions
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37
sound/soc/amd/acp/acp-renoir.c
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@ -20,6 +20,7 @@
#include <sound/soc.h> #include <sound/soc.h>
#include <sound/soc-dai.h> #include <sound/soc-dai.h>
#include <linux/dma-mapping.h> #include <linux/dma-mapping.h>
#include <linux/pm_runtime.h>
#include "amd.h" #include "amd.h"
#include "acp-mach.h" #include "acp-mach.h"
@ -196,6 +197,11 @@ static int renoir_audio_probe(struct platform_device *pdev)
acp_enable_interrupts(adata); acp_enable_interrupts(adata);
acp_platform_register(dev); acp_platform_register(dev);
pm_runtime_set_autosuspend_delay(&pdev->dev, ACP_SUSPEND_DELAY_MS);
pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_mark_last_busy(&pdev->dev);
pm_runtime_set_active(&pdev->dev);
pm_runtime_enable(&pdev->dev);
return 0; return 0;
} }
@ -208,11 +214,42 @@ static void renoir_audio_remove(struct platform_device *pdev)
acp_platform_unregister(dev); acp_platform_unregister(dev);
} }
static int __maybe_unused rn_pcm_resume(struct device *dev)
{
struct acp_dev_data *adata = dev_get_drvdata(dev);
struct acp_stream *stream;
struct snd_pcm_substream *substream;
snd_pcm_uframes_t buf_in_frames;
u64 buf_size;
spin_lock(&adata->acp_lock);
list_for_each_entry(stream, &adata->stream_list, list) {
substream = stream->substream;
if (substream && substream->runtime) {
buf_in_frames = (substream->runtime->buffer_size);
buf_size = frames_to_bytes(substream->runtime, buf_in_frames);
config_pte_for_stream(adata, stream);
config_acp_dma(adata, stream, buf_size);
if (stream->dai_id)
restore_acp_i2s_params(substream, adata, stream);
else
restore_acp_pdm_params(substream, adata);
}
}
spin_unlock(&adata->acp_lock);
return 0;
}
static const struct dev_pm_ops rn_dma_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(NULL, rn_pcm_resume)
};
static struct platform_driver renoir_driver = { static struct platform_driver renoir_driver = {
.probe = renoir_audio_probe, .probe = renoir_audio_probe,
.remove_new = renoir_audio_remove, .remove_new = renoir_audio_remove,
.driver = { .driver = {
.name = "acp_asoc_renoir", .name = "acp_asoc_renoir",
.pm = &rn_dma_pm_ops,
}, },
}; };