[PATCH 5.4 93/98] ASoC: Intel: Skylake: Enable codec wakeup during chip init

From: Greg Kroah-Hartman
Date: Tue Dec 01 2020 - 04:09:42 EST


From: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>

commit e603f11d5df8997d104ab405ff27640b90baffaa upstream.

Follow the recommendation set by hda_intel.c and enable HDMI/DP codec
wakeup during bus initialization procedure. Disable wakeup once init
completes.

Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20200305145314.32579-4-cezary.rojewski@xxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # 5.4.x
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/soc/intel/skylake/skl.c | 2 ++
1 file changed, 2 insertions(+)

--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -129,6 +129,7 @@ static int skl_init_chip(struct hdac_bus
struct hdac_ext_link *hlink;
int ret;

+ snd_hdac_set_codec_wakeup(bus, true);
skl_enable_miscbdcge(bus->dev, false);
ret = snd_hdac_bus_init_chip(bus, full_reset);

@@ -137,6 +138,7 @@ static int skl_init_chip(struct hdac_bus
writel(0, hlink->ml_addr + AZX_REG_ML_LOSIDV);

skl_enable_miscbdcge(bus->dev, true);
+ snd_hdac_set_codec_wakeup(bus, false);

return ret;
}