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ALSA: hda/tegra: add driver flag for runtime PM 

AZX_DCAPS_PM_RUNTIME flag is added to indicate support for runtime PM.
azx_has_pm_runtime() is used to check if above is enabled and thus
forbid runtime PM calls if needed.

Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Ravindra Lokhande <rlokhande@nvidia.com>
Reviewed-by: Mohan Kumar D <mkumard@nvidia.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Sameer Pujar 2019-01-22 13:03:21 +05:30 committed by Takashi Iwai
parent 707e0759f2
commit 9935d55b02
1 changed files with 2 additions and 1 deletions
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3
sound/pci/hda/hda_tegra.c
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@ -520,7 +520,8 @@ MODULE_DEVICE_TABLE(of, hda_tegra_match);
static int hda_tegra_probe(struct platform_device *pdev)
{
const unsigned int driver_flags = AZX_DCAPS_CORBRP_SELF_CLEAR;
const unsigned int driver_flags = AZX_DCAPS_CORBRP_SELF_CLEAR |
AZX_DCAPS_PM_RUNTIME;
struct snd_card *card;
struct azx *chip;
struct hda_tegra *hda;