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drm/amd/display: Add debug option to disable timing sync

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[Why]
We want a debug option to disable timing sync for testing.

[How]
New dc debug option that must be false to call program_timing_sync

Signed-off-by: Joshua Aberback <joshua.aberback@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Joshua Aberback 2019-05-17 14:43:10 -04:00 committed by Alex Deucher
parent d68a745417
commit 70f1476a7e
2 changed files with 2 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/core/dc.c
View File

@ -1062,7 +1062,7 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c
if (result != DC_OK)
return result;
if (context->stream_count > 1) {
if (context->stream_count > 1 && !dc->debug.disable_timing_sync) {
enable_timing_multisync(dc, context);
program_timing_sync(dc, context);
}

1
drivers/gpu/drm/amd/display/dc/dc.h
View File

@ -378,6 +378,7 @@ struct dc_debug_options {
* watermarks are not affected.
*/
unsigned int force_min_dcfclk_mhz;
bool disable_timing_sync;
};
struct dc_debug_data {