From: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Date: Tue, 10 Jul 2018 16:04:05 -0400
Subject: drm/amd/display: Null ptr check for set_sdr_white_level
Git-commit: ddb85fcd839cab0ac46a44d47c4f345dad4c2cb1
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
[Why&How]
Cursor boosting can only be done on DCN+
Check for nullptr since DCE doesn't implement it.
Signed-off-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Reviewed-by: Sivapiriyan Kumarasamy <Sivapiriyan.Kumarasamy@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -214,7 +214,8 @@ bool dc_stream_set_cursor_attributes(
}
core_dc->hwss.set_cursor_attribute(pipe_ctx);
- core_dc->hwss.set_cursor_sdr_white_level(pipe_ctx);
+ if (core_dc->hwss.set_cursor_sdr_white_level)
+ core_dc->hwss.set_cursor_sdr_white_level(pipe_ctx);
}
if (pipe_to_program)