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From 6b6bf476eb1049d1bb84c384311400006fc5f9a6 Mon Sep 17 00:00:00 2001
From: Charlene Liu <charlene.liu@amd.com>
Date: Fri, 17 Mar 2017 13:09:09 -0400
Subject: [PATCH 0297/4131] drm/amd/display: DP is hotplugged, HDMI with 4:2:0
corruption
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 9f624e8..875d1a6 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -297,8 +297,8 @@ bool resource_are_streams_timing_synchronizable(
return false;
if (stream1->phy_pix_clk != stream2->phy_pix_clk
- && !dc_is_dp_signal(stream1->signal)
- && !dc_is_dp_signal(stream2->signal))
+ && (!dc_is_dp_signal(stream1->signal)
+ || !dc_is_dp_signal(stream2->signal)))
return false;
return true;
@@ -1063,6 +1063,8 @@ static bool are_stream_backends_same(
if (stream_a == NULL || stream_b == NULL)
return false;
+ if (stream_a->public.timing.pixel_encoding != stream_b->public.timing.pixel_encoding)
+ return false;
if (is_timing_changed(stream_a, stream_b))
return false;
@@ -1072,8 +1074,8 @@ static bool are_stream_backends_same(
bool is_stream_unchanged(
const struct core_stream *old_stream, const struct core_stream *stream)
{
- if (old_stream == stream)
- return true;
+ if (old_stream != stream)
+ return false;
if (!are_stream_backends_same(old_stream, stream))
return false;
@@ -1357,6 +1359,7 @@ enum dc_status resource_map_pool_resources(
continue;
}
}
+
/* mark resources used for stream that is already active */
for (j = 0; j < MAX_PIPES; j++) {
struct pipe_ctx *pipe_ctx =
--
2.7.4
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