From: Roman Li <Roman.Li@amd.com>
Date: Thu, 15 Dec 2016 16:51:09 +0000 (-0500)
Subject: drm/amd/display: fix hotplug regression after code refactor
X-Git-Tag: v4.15-rc1~56^2~23^2~849
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=9cdc4e7ce4cae74bbe64a0e0ed15655dfa50a8a1;p=linux-2.6-block.git

drm/amd/display: fix hotplug regression after code refactor

The condition logic of REG_WAIT in dce110_stream_encoder_dp_blank()
got inverted after refactoring.

Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Jordan Lazare <Jordan.Lazare@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
index 0590e0a6cd07..b74a29b40a66 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
@@ -635,7 +635,7 @@ static void dce110_stream_encoder_dp_blank(
 	*/
 
 	REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS,
-			1,
+			0,
 			10, max_retries);
 
 	ASSERT(retries <= max_retries);