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drm/amd/display: Check cursor address before program. 

Program cursor attributes during set mode is only needed
in case of pipe slipt, bottom pipe should be programmed
same as top pipe. Need to program if address is 0.

Signed-off-by: Yongqiang Sun <yongqiang.sun@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>
This commit is contained in:
Yongqiang Sun 2017-10-17 14:54:58 -04:00 committed by Alex Deucher
parent 3dc780ec34
commit 4c7d45fae8
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
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@ -2436,7 +2436,8 @@ static void program_all_pipe_in_tree(
/* TODO: this is a hack w/a for switching from mpo to pipe split */
dc_stream_set_cursor_position(pipe_ctx->stream, &position);
dc_stream_set_cursor_attributes(pipe_ctx->stream,
if (pipe_ctx->stream->cursor_attributes.address.quad_part != 0)
dc_stream_set_cursor_attributes(pipe_ctx->stream,
&pipe_ctx->stream->cursor_attributes);
if (cur_pipe_ctx->plane_state != pipe_ctx->plane_state) {