diff options
author | Michael Strauss <michael.strauss@amd.com> | 2020-11-27 22:21:37 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2020-12-09 07:04:59 +0300 |
commit | 3abad347c432b9f5904cfad40f417d5cff90300c (patch) | |
tree | 9663b7f3096111c35214d9798fa41e93be328354 /drivers/gpu/drm/amd/display/dc/dcn21 | |
parent | 6df9218a22a9c572ca0abb793eb4577bcb019654 (diff) | |
download | linux-3abad347c432b9f5904cfad40f417d5cff90300c.tar.xz |
drm/amd/display: Revert DCN2.1 dram_clock_change_latency update
[Why]
New value breaks VSR on high refresh panels, reverting until a fix is developed
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn21')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index b000b43a820d..1c88d2edd381 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -296,7 +296,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = { .num_banks = 8, .num_chans = 4, .vmm_page_size_bytes = 4096, - .dram_clock_change_latency_us = 11.72, + .dram_clock_change_latency_us = 23.84, .return_bus_width_bytes = 64, .dispclk_dppclk_vco_speed_mhz = 3600, .xfc_bus_transport_time_us = 4, |