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ALSA: x86: intel_hdmi_audio: enable pm_runtime and set autosuspend delay

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The existing code uses pm_runtime_get_sync/put_autosuspend, but
pm_runtime was not explicitly enabled. The autosuspend delay was not
set either, the value is set to 5s since HDMI is rather painful to
resume.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20220616222910.136854-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Pierre-Louis Bossart 2022-06-16 17:29:09 -05:00 committed by Takashi Iwai
parent 6376ab0237
commit e87c65aeb4
1 changed files with 5 additions and 0 deletions
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5
sound/x86/intel_hdmi_audio.c
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@ -33,6 +33,8 @@
#include <drm/intel_lpe_audio.h>
#include "intel_hdmi_audio.h"
#define INTEL_HDMI_AUDIO_SUSPEND_DELAY_MS 5000
#define for_each_pipe(card_ctx, pipe) \
for ((pipe) = 0; (pipe) < (card_ctx)->num_pipes; (pipe)++)
#define for_each_port(card_ctx, port) \
@ -1802,8 +1804,11 @@ static int __hdmi_lpe_audio_probe(struct platform_device *pdev)
pdata->notify_audio_lpe = notify_audio_lpe;
spin_unlock_irq(&pdata->lpe_audio_slock);
pm_runtime_set_autosuspend_delay(&pdev->dev, INTEL_HDMI_AUDIO_SUSPEND_DELAY_MS);
pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_enable(&pdev->dev);
pm_runtime_mark_last_busy(&pdev->dev);
pm_runtime_idle(&pdev->dev);
dev_dbg(&pdev->dev, "%s: handle pending notification\n", __func__);
for_each_port(card_ctx, port) {