From: Vitaly Prosyak <vitaly.pros...@amd.com>
Not all ASIC types have this function implemented - check before
calling.
Signed-off-by: Vitaly Prosyak <vitaly.pros...@amd.com>
Reviewed-by: Julian Parkin <jpar...@amd.com>
Acked-by: Leo Li <sunpeng...@amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index b08632ba6211..0a5c75e737a5 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -720,7 +720,8 @@ static void false_optc_underflow_wa(
dc->hwss.wait_for_mpcc_disconnect(dc, dc->res_pool,
old_pipe_ctx);
}
- tg->funcs->set_blank_data_double_buffer(tg, true);
+ 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)
tg->funcs->clear_optc_underflow(tg);
--
2.22.0
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