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| author | Dillon Varone <Dillon.Varone@amd.com> | 2022-10-27 16:22:26 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-11-09 18:04:13 -0500 |
| commit | ce902d987a8caa5c9a96080e280ecc992414a127 (patch) | |
| tree | e264edf7fd70838a298af2ad558a6fef3212c1ab /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | |
| parent | c0b2753f5db281b07013899c79b5f06a614055f9 (diff) | |
| download | linux-ce902d987a8caa5c9a96080e280ecc992414a127.tar.gz linux-ce902d987a8caa5c9a96080e280ecc992414a127.tar.bz2 linux-ce902d987a8caa5c9a96080e280ecc992414a127.zip | |
drm/amd/display: Enforce minimum prefetch time for low memclk on DCN32
[WHY?]
Data return times when using lowest memclk can be <= 60us, which can cause
underflow on high bandwidth displays with a workload.
[HOW?]
Enforce a minimum prefetch time during validation for low memclk modes.
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: Dillon Varone <Dillon.Varone@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
0 files changed, 0 insertions, 0 deletions