[PATCH v2 6/6] ALSA: hda/tegra: add driver flag for runtime PM

[Sameer Pujar <spujar@nvidia.com>]

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>
---
 sound/pci/hda/hda_tegra.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index a7fd4c6..c8d18dc 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -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;
-- 
2.7.4


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