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authorAlex Deucher <alexander.deucher@amd.com>2023-06-02 14:32:55 -0400
committerAlex Deucher <alexander.deucher@amd.com>2023-06-07 16:59:41 -0400
commit3b3ffd729e7e3ad706ddba4bb84358df5d43a647 (patch)
tree94e5537931bfb56bdc47684c5fce646b828a08a6 /drivers
parent59de751e3845d699e02dc4da47322b92d83a41e2 (diff)
Revert "drm/amdgpu: change the reference clock for raven/raven2"
This reverts commit fbc24293ca16b3b9ef891fe32ccd04735a6f8dc1. This results in inconsistent timing reported via asynchronous GPU queries. Link: https://lists.freedesktop.org/archives/amd-gfx/2023-May/093731.html Cc: Jesse.Zhang@amd.com Cc: michel@daenzer.net Reviewed-by: Michel Dänzer <mdaenzer@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/soc15.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 6d15d5cd9e07..a2fd1ffadb59 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -301,10 +301,11 @@ static u32 soc15_get_xclk(struct amdgpu_device *adev)
u32 reference_clock = adev->clock.spll.reference_freq;
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 0) ||
- adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1) ||
- adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
- adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 1))
+ adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1))
return 10000;
+ if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
+ adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 1))
+ return reference_clock / 4;
return reference_clock;
}