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From eca6fb20b8c19115c11ff52f374b24e04c3892e8 Mon Sep 17 00:00:00 2001
From: Amy Zhang <Amy.Zhang@amd.com>
Date: Wed, 24 May 2017 14:53:50 -0400
Subject: [PATCH 0473/4131] drm/amd/display: Disable PSR entry abort to prevent
intermittent freezes
Signed-off-by: Amy Zhang <Amy.Zhang@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 5997764..79f3947 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -1550,6 +1550,11 @@ bool dc_link_setup_psr(const struct dc_link *dc_link,
*/
psr_context.psr_level.bits.SKIP_SMU_NOTIFICATION = 1;
+ /* Complete PSR entry before aborting to prevent intermittent
+ * freezes on certain eDPs
+ */
+ psr_context.psr_level.bits.DISABLE_PSR_ENTRY_ABORT = 1;
+
/* Controls additional delay after remote frame capture before
* continuing power down, default = 0
*/
--
2.7.4
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