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| author | Tejas Upadhyay <[email protected]> | 2025-07-10 04:59:45 +0000 |
|---|---|---|
| committer | Lucas De Marchi <[email protected]> | 2025-07-17 12:45:19 +0000 |
| commit | fd25fa90edcfd4db5bf69c11621021a7cfd11d53 (patch) | |
| tree | 3396288630606d967c5ce073bb7d04f5aabcb485 /drivers/gpu/drm/amd/amdgpu/amdgpu_isp.c | |
| parent | Linux 6.16-rc6 (diff) | |
| download | kernel-fd25fa90edcfd4db5bf69c11621021a7cfd11d53.tar.gz kernel-fd25fa90edcfd4db5bf69c11621021a7cfd11d53.zip | |
drm/xe: Dont skip TLB invalidations on VF
Skipping TLB invalidations on VF causing unrecoverable
faults. Probable reason for skipping TLB invalidations
on SRIOV could be lack of support for instruction
MI_FLUSH_DW_STORE_INDEX. Add back TLB flush with some
additional handling.
Helps in resolving,
[ 704.913454] xe 0000:00:02.1: [drm:pf_queue_work_func [xe]]
ASID: 0
VFID: 0
PDATA: 0x0d92
Faulted Address: 0x0000000002fa0000
FaultType: 0
AccessType: 1
FaultLevel: 0
EngineClass: 3 bcs
EngineInstance: 8
[ 704.913551] xe 0000:00:02.1: [drm:pf_queue_work_func [xe]] Fault response: Unsuccessful -22
V2:
- Use Xmas tree (MichalW)
Suggested-by: Matthew Brost <[email protected]>
Fixes: 97515d0b3ed92 ("drm/xe/vf: Don't emit access to Global HWSP if VF")
Reviewed-by: Matthew Brost <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Tejas Upadhyay <[email protected]>
(cherry picked from commit b528e896fa570844d654b5a4617a97fa770a1030)
Signed-off-by: Lucas De Marchi <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_isp.c')
0 files changed, 0 insertions, 0 deletions