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From 4ddf78921a78a47e5530820ef7065fa729131df8 Mon Sep 17 00:00:00 2001
From: Eric Yang <Eric.Yang2@amd.com>
Date: Fri, 19 Jan 2018 18:10:00 -0500
Subject: [PATCH 3502/4131] drm/amd/display: turn off cursor when disconnect
plane
As a precaution to prevent cases where cursor is enabled on a pipe
that is disabled, always turn off cursor when disconnecting plane.
Signed-off-by: Eric Yang <Eric.Yang2@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/dcn10/dcn10_hubp.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
index 265092b..57c74ac 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c
@@ -73,6 +73,9 @@ static void hubp1_disconnect(struct hubp *hubp)
REG_UPDATE(DCHUBP_CNTL,
HUBP_TTU_DISABLE, 1);
+
+ REG_UPDATE(CURSOR_CONTROL,
+ CURSOR_ENABLE, 0);
}
static void hubp1_set_hubp_blank_en(struct hubp *hubp, bool blank)
--
2.7.4
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