From 25513fde6406f3fd2fe67b893b42ecb790358774 Mon Sep 17 00:00:00 2001 From: Jake Wang Date: Mon, 11 Jan 2021 06:03:10 +0000 Subject: [PATCH] drm/amd/display: updated wm table for Renoir stable inclusion from stable-5.10.5 commit 9b22bc0f1663be126083cf5b4836ff5dc8d51f2e bugzilla: 46931 -------------------------------- [ Upstream commit 410066d24cfc1071be25e402510367aca9db5cb6 ] [Why] For certain timings, Renoir may underflow due to sr exit latency being too slow. [How] Updated wm table for renoir. Signed-off-by: Jake Wang Reviewed-by: Yongqiang Sun Acked-by: Qingqing Zhuo Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin Signed-off-by: Chen Jun Acked-by: Xie XiuQi --- .../drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c index 6b431db146cd..1c6e401dd4cc 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c @@ -704,24 +704,24 @@ static struct wm_table ddr4_wm_table_rn = { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, + .sr_exit_time_us = 11.12, + .sr_enter_plus_exit_time_us = 12.48, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, + .sr_exit_time_us = 11.12, + .sr_enter_plus_exit_time_us = 12.48, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, + .sr_exit_time_us = 11.12, + .sr_enter_plus_exit_time_us = 12.48, .valid = true, }, } -- GitLab