From: "Lu, Han"
For SKL we added a commit 632f3ab95fe2 ("drm/i915/audio: add codec wakeup
override enabled/disable callback"), in order to enable codec wakeup
override signal, to allow re-enumeration of the controller on SKL after
resume from low power state.
In SKL, HDMI/DP codec and PCH HD Audi
(INTEL_INFO(dev)->gen < 9)
return;
for future-proofing? At least make it an IS_GEN9 check instead of
listening all of them in a long list.
http://mid.gmane.org/87a8qacq5w@intel.com ...
Yes, that's right. Thanks. I'll send next revision.
From: "Lu, Han"
For SKL we added a commit 632f3ab95fe2 ("drm/i915/audio: add codec wakeup
override enabled/disable callback"), in order to enable codec wakeup
override signal, to allow re-enumeration of the controller on SKL after
resume from low power state.
In SKL, HDMI/DP codec and PCH HD Audi
From: "Lu, Han"
Signed-off-by: Lu, Han
diff --git a/drivers/gpu/drm/i915/intel_audio.c
b/drivers/gpu/drm/i915/intel_audio.c
index 63d4706..8310bf3 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -591,7 +591,8 @@ static void i915_audio_component_codec
From: "Lu, Han"
This patch adds support for dumping audio registers of Broxton.
Signed-off-by: Lu, Han
diff --git a/tools/intel_audio_dump.c b/tools/intel_audio_dump.c
index d447902..8c24230 100644
--- a/tools/intel_audio_dump.c
+++ b/tools/intel_audio_dump.c
@@ -2200,7 +2200,7 @@ static void
From: "Lu, Han"
In SKL, HDMI/DP codec and PCH HD Audio Controller are in different power wells,
so it's necessary to reset display audio codecs when power well on, otherwise
display audio codecs will disappear when resume from low power state.
Reset steps when power on:
enable codec wakeup ->
From: "Lu, Han"
Add support for enabling codec wakeup override signal to allow
re-enumeration of the controller on SKL after resume from low power state.
In SKL, HDMI/DP codec and PCH HD Audio Controller are in different power
wells, so it's necessary to reset display audio codecs when power wel
From: "Lu, Han"
Add support for enabling codec wakeup override signal to allow
re-enumeration of the controller on SKL after resume from low power state.
v3 by Jani: Simplify to only support toggling the appropriate chicken bit.
Signed-off-by: Lu, Han
Signed-off-by: Jani Nikula
diff --git a/
From: "Lu, Han"
In SKL, HDMI/DP codec and PCH HD Audio Controller are in different power wells,
so it's necessary to reset display audio codecs when power well on, otherwise
display audio codecs will disappear when resume from low power state.
Reset steps when power on:
enable codec wakeup ->
From: "Lu, Han"
In SKL, HDMI/DP codec and PCH HD Audio Controller are in different
power wells, so it's necessary to reset display audio codecs when
power well on, otherwise display audio codecs will disappear when
resume from low power state.
The reset step when power on is:
enable codec wak
From: "Lu, Han"
In SKL, HDMI/DP codec and PCH HD Audio Controller are in different
power wells, so it's necessary to reset display audio codecs when
power well on, otherwise display audio codecs will disappear when
resume from low power state.
The reset step when power on is:
enable codec wak
From: "Lu, Han"
This patch adds support for dumping audio registers of Skylake.
Signed-off-by: Lu, Han
diff --git a/tools/intel_audio_dump.c b/tools/intel_audio_dump.c
index 945b136..d447902 100644
--- a/tools/intel_audio_dump.c
+++ b/tools/intel_audio_dump.c
@@ -362,6 +362,21 @@ static const
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