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* [Intel-gfx] [PATCH] drm/i915/adlp: Extend PSR2 support in transcoder B
@ 2021-10-26 22:33 José Roberto de Souza
  2021-10-26 23:51 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: José Roberto de Souza @ 2021-10-26 22:33 UTC (permalink / raw)
  To: intel-gfx; +Cc: Mika Kahola, Jouni Hogander, José Roberto de Souza

PSR2 is supported in transcoder A and B on Alderlake-P.

BSpec: 49185
Cc: Mika Kahola <mika.kahola@intel.com>
Cc: Jouni Hogander <jouni.hogander@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index d35db50ef967a..710b911b065b9 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -588,7 +588,9 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp)
 static bool
 transcoder_has_psr2(struct drm_i915_private *dev_priv, enum transcoder trans)
 {
-	if (DISPLAY_VER(dev_priv) >= 12)
+	if (IS_ALDERLAKE_P(dev_priv))
+		return trans <= TRANSCODER_B;
+	else if (DISPLAY_VER(dev_priv) >= 12)
 		return trans == TRANSCODER_A;
 	else
 		return trans == TRANSCODER_EDP;
-- 
2.33.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2021-10-27 14:42 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2021-10-26 22:33 [Intel-gfx] [PATCH] drm/i915/adlp: Extend PSR2 support in transcoder B José Roberto de Souza
2021-10-26 23:51 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2021-10-27  1:14 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2021-10-27  7:28 ` [Intel-gfx] [PATCH] " Hogander, Jouni
2021-10-27 14:42   ` Jani Nikula

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