[PATCH AUTOSEL 5.5 098/121] ASoC: Intel: Skylake: Enable codec wakeup during chip init

From: Sasha Levin
Date: Sat Apr 11 2020 - 19:35:11 EST


From: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>

[ Upstream commit e603f11d5df8997d104ab405ff27640b90baffaa ]

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>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
sound/soc/intel/skylake/skl.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 58ba3e9469ba0..5cb6421de6fb2 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -130,6 +130,7 @@ static int skl_init_chip(struct hdac_bus *bus, bool full_reset)
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);

@@ -138,6 +139,7 @@ static int skl_init_chip(struct hdac_bus *bus, bool full_reset)
writel(0, hlink->ml_addr + AZX_REG_ML_LOSIDV);

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

return ret;
}
--
2.20.1