From: Anthony Koo Date: Wed, 3 Apr 2019 20:59:56 +0000 (-0400) Subject: drm/amd/display: Allow system to enter stutter on init X-Git-Tag: v5.2-rc1~48^2~9^2~26 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=41629f02c604546e24a911413b99cd9d80e842db;p=uclinux-h8%2Flinux.git drm/amd/display: Allow system to enter stutter on init [Why] Workaround was missing in one HW disable path, meaning when all pipes are power gated, stutter was not working [How] Add workaround for init_hw path for stutter workaround Signed-off-by: Anthony Koo Reviewed-by: Aric Cyr Acked-by: Leo Li Signed-off-by: Alex Deucher --- 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 dab370676bfa..f0cc7c9c9de3 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 @@ -1126,6 +1126,8 @@ static void dcn10_init_hw(struct dc *dc) dc->res_pool->opps[i]->mpc_tree_params.opp_id = dc->res_pool->opps[i]->inst; plane_atomic_power_down(dc, dpp, hubp); } + + apply_DEGVIDCN10_253_wa(dc); } for (i = 0; i < dc->res_pool->audio_count; i++) {