From: Michael Strauss michael.strauss@amd.com

[ Upstream commit 3abad347c432b9f5904cfad40f417d5cff90300c ]

[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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

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 a6d5beada6634..bb7add5ea2273 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -257,7 +257,7 @@ 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,