Commit 90830e84 authored Jul 19, 2019 by Vitaly Prosyak Committed by Alex Deucher Aug 15, 2019

drm/amd/display: Check if set_blank_data_double_buffer exists before call



Not all ASIC types have this function implemented - check before
calling.

Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Reviewed-by: Julian Parkin <jparkin@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 92a3701c

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -721,6 +721,7 @@ static void false_optc_underflow_wa(
		dc->hwss.wait_for_mpcc_disconnect(dc, dc->res_pool, old_pipe_ctx);
		}

		if (tg->funcs->set_blank_data_double_buffer)
		tg->funcs->set_blank_data_double_buffer(tg, true);

		if (tg->funcs->is_optc_underflow_occurred(tg) && !underflow)

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