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    Subject[PATCH 4.18 081/228] ALSA: hda: Add AZX_DCAPS_PM_RUNTIME for AMD Raven Ridge
    Date
    4.18-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Kai-Heng Feng <kai.heng.feng@canonical.com>

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

    --- a/sound/pci/hda/hda_intel.c
    +++ b/sound/pci/hda/hda_intel.c
    @@ -2535,7 +2535,8 @@ static const struct pci_device_id azx_id
    .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 },

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