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authorKai-Heng Feng <kai.heng.feng@canonical.com>2018-06-28 15:28:24 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-03 17:01:46 -0700
commit22b6598d3474bc32059cd27cf62c2526dd53ca54 (patch)
tree62936b5258705a55d93b9c68639a6472b1938add /sound
parent68fc12437bb33e6c8c65a36050a5bcb8469da6ab (diff)
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ALSA: hda: Add AZX_DCAPS_PM_RUNTIME for AMD Raven Ridge
[ Upstream commit 1adca4b0cd65c14cb8b8c9c257720385869c3d5f ] This patch can make audio controller in AMD Raven Ridge gets runtime suspended to D3, to save ~1W power when it's not in use. Cc: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/hda_intel.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 4e331dd5ff47..f913809a7de3 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2349,7 +2349,8 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
/* AMD Raven */
{ PCI_DEVICE(0x1022, 0x15e3),
- .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB |
+ AZX_DCAPS_PM_RUNTIME },
/* ATI HDMI */
{ PCI_DEVICE(0x1002, 0x0002),
.driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },