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drm/amdgpu: change the reference clock for raven/raven2

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Due to switch to golden tsc register to get clock counter for raven/ raven2.
Chang the reference clock from 25MHZ to 100MHZ.

Suggested-by: shanshengwang <shansheng.wang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Jesse Zhang <jesse.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jesse Zhang
2023-04-12 17:04:03 +08:00
committed by Alex Deucher
parent f22067419e
commit fbc24293ca
1 changed files with 3 additions and 4 deletions
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drivers/gpu/drm/amd/amdgpu/soc15.c
+3 -4
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@@ -301,11 +301,10 @@ 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))
return 10000;
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 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))
return reference_clock / 4;
return 10000;
return reference_clock;
}