From fdf84f10e2b08b6e3cbfc672e5dd2cebf4317dea Mon Sep 17 00:00:00 2001 From: Nicholas Kazlauskas Date: Mon, 6 Nov 2023 17:29:33 -0500 Subject: drm/amd/display: Update DCN35 watermarks [Why & How] Update to the new values per HW team request. Affects both stutter and z8. Reviewed-by: Charlene Liu Acked-by: Hamza Mahfooz Signed-off-by: Nicholas Kazlauskas Signed-off-by: Alex Deucher --- .../amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c | 32 +++++++++++----------- .../gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c | 8 +++--- 2 files changed, 20 insertions(+), 20 deletions(-) (limited to 'drivers/gpu/drm/amd') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c index 507a7cf56711..3469f692d6ea 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c @@ -443,32 +443,32 @@ static struct wm_table ddr5_wm_table = { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 9, - .sr_enter_plus_exit_time_us = 11, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 9, - .sr_enter_plus_exit_time_us = 11, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 9, - .sr_enter_plus_exit_time_us = 11, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 9, - .sr_enter_plus_exit_time_us = 11, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, } @@ -480,32 +480,32 @@ static struct wm_table lpddr5_wm_table = { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 11.5, - .sr_enter_plus_exit_time_us = 14.5, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 11.5, - .sr_enter_plus_exit_time_us = 14.5, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 11.5, - .sr_enter_plus_exit_time_us = 14.5, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 11.5, - .sr_enter_plus_exit_time_us = 14.5, + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, .valid = true, }, } diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c index dee80429fc4c..30d78ad91b9c 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c @@ -164,10 +164,10 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_5_soc = { }, }, .num_states = 5, - .sr_exit_time_us = 9.0, - .sr_enter_plus_exit_time_us = 11.0, - .sr_exit_z8_time_us = 50.0, /*changed from 442.0*/ - .sr_enter_plus_exit_z8_time_us = 50.0,/*changed from 560.0*/ + .sr_exit_time_us = 14.0, + .sr_enter_plus_exit_time_us = 16.0, + .sr_exit_z8_time_us = 525.0, + .sr_enter_plus_exit_z8_time_us = 715.0, .fclk_change_latency_us = 20.0, .usr_retraining_latency_us = 2, .writeback_latency_us = 12.0, -- cgit v1.2.3