Jay Cornwall
12292519d9
drm/amdgpu: Implement doorbell self-ring for NBIO 7.4
...
Fixes doorbell reflection on Vega20.
Change-Id: I0495139d160a9032dff5977289b1eec11c16f781
Signed-off-by: Jay Cornwall <Jay.Cornwall@amd.com >
Reviewed-by: Alex Deucher <alexander.deucher@amd.com >
Signed-off-by: Alex Deucher <alexander.deucher@amd.com >
2019-02-01 00:12:04 -05:00
Alex Deucher
e01f2d4189
drm/amdgpu/nbio7.4: add hw bug workaround for vega20
...
Configure PCIE_CI_CNTL to work around a hw bug that affects
some multi-GPU compute workloads.
Acked-by: Feifei Xu <Feifei.Xu@amd.com >
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com >
Signed-off-by: Alex Deucher <alexander.deucher@amd.com >
2018-12-20 12:12:17 -05:00
Frank Min
a2045ee669
drm/amdgpu: add vega20 sriov capability detection
...
Add sriov capability detection for vega20, then can check if device is
virtual device.
Signed-off-by: Frank Min <Frank.Min@amd.com >
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com >
Reviewed-by: Alex Deucher <alexander.deucher@amd.com >
Signed-off-by: Alex Deucher <alexander.deucher@amd.com >
2018-09-19 22:32:21 -05:00
Evan Quan
52de2ea74f
drm/amdgpu: fix sdma doorbell range setting
...
Use the old doorbell range setting until the driver is
able to support more sdma queues.
Signed-off-by: Evan Quan <evan.quan@amd.com >
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com >
Signed-off-by: Alex Deucher <alexander.deucher@amd.com >
2018-08-27 11:11:12 -05:00
Feifei Xu
fe3c948918
drm/amdgpu: Add nbio 7.4 support for vega20 (v3)
...
Some register offset in nbio v7.4 are different with v7.0.
We need a seperate nbio_v7_4.c for vega20.
v2: fix doorbell range for sdma (Alex)
v3: squash in static fix (kbuild test robot)
Signed-off-by: Feifei Xu <Feifei.Xu@amd.com >
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com >
Reviewed-by: Alex Deucher <alexander.deucher@amd.com >
Signed-off-by: Alex Deucher <alexander.deucher@amd.com >
2018-08-27 11:10:23 -05:00
