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3 commits

Author SHA1 Message Date
Hawking Zhang
9af357bc3e drm/amdgpu: Add fatal error handling in nbio v4_3
GPU will stop working once fatal error is detected.
it will inform driver to do reset to recover from
the fatal error.

v2: squash in logic fix (Srinivasan)
v3: squash in logic fix (Dan)

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Candice Li <candice.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-03-31 11:18:32 -04:00
Horace Chen
119dc6c50e drm/amdgpu: add sriov nbio callback structure
[Why]
under SR-IOV, the nbio doorbell range will be defined by PF. So VF
nbio doorbell range registers will be blocked. It will cause violation
if VF access those registers directly.

[How]
create an nbio_v4_3_sriov_funcs for sriov nbio_v4_3 initialization to
skip the setting for the doorbell range registers.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Horace Chen <horace.chen@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-09-01 15:11:00 -04:00
Stanley.Yang
0d09a60e3e drm/amdgpu: add nbio v4_3_0 ip block v2
This adds nbio v4_3_0 ip block support

Changed from v1:
use WREG32_SOC15/RREG32_SOC15 instead of
WREG32_PCIE/RREG32_PCIE
remove the programming of PCIE_CONFIG_CNTL

Signed-off-by: Stanley.Yang <Stanley.Yang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-04 09:52:44 -04:00