Am 17.02.21 um 23:20 schrieb Alex Deucher:
Fixes the rlc reference clock used for GPU timestamps.
Value is 100Mhz. Confirmed with hardware team.
v2: reword commit message.
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1480
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Acked-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/soc15.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index c7d0e0e98391..230caaa3513f 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -463,6 +463,8 @@ static u32 soc15_get_xclk(struct amdgpu_device *adev)
{
u32 reference_clock = adev->clock.spll.reference_freq;
+ if (adev->asic_type == CHIP_RENOIR)
+ return 10000;
if (adev->asic_type == CHIP_RAVEN)
return reference_clock / 4;
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