[PATCH 11/21] drm/amd/display: Lowering min Z8 residency time
Rodrigo Siqueira
Rodrigo.Siqueira at amd.com
Thu Apr 20 23:49:41 UTC 2023
From: Leo Chen <sancchen at amd.com>
[Why & How]
Per HW team request, we're lowering the minimum Z8
residency time to 2000us. This enables Z8 support for additional
modes we were previously blocking like 2k>60hz
Cc: stable at vger.kernel.org
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas at amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
Signed-off-by: Leo Chen <sancchen at amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
index 24806acc8438..abeeede38fb3 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
@@ -885,7 +885,7 @@ static const struct dc_plane_cap plane_cap = {
static const struct dc_debug_options debug_defaults_drv = {
.disable_z10 = false,
.enable_z9_disable_interface = true,
- .minimum_z8_residency_time = 3080,
+ .minimum_z8_residency_time = 2000,
.psr_skip_crtc_disable = true,
.disable_dmcu = true,
.force_abm_enable = false,
--
2.39.2
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