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| author | Shashank Sharma <[email protected]> | 2023-07-14 13:19:54 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2023-08-07 21:14:06 +0000 |
| commit | 54c30d2a8defeef631d0111477218fe4ceecb3da (patch) | |
| tree | 3ec899775139ea9ea1a3f9ef13bac645c4d674a0 /drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | |
| parent | drm/amdgpu: Use nbio callback for nv and soc21 (diff) | |
| download | kernel-54c30d2a8defeef631d0111477218fe4ceecb3da.tar.gz kernel-54c30d2a8defeef631d0111477218fe4ceecb3da.zip | |
drm/amdgpu: create kernel doorbell pages
This patch:
- creates a doorbell page for graphics driver usages.
- adds a few new varlables in adev->doorbell structure to
keep track of kernel's doorbell-bo.
- removes the adev->doorbell.ptr variable, replaces it with
kernel-doorbell-bo's cpu address.
V2: - Create doorbell BO directly, no wrappe functions (Alex)
- no additional doorbell structure (Alex, Christian)
- Use doorbell_cpu_ptr, remove ioremap (Christian, Alex)
- Allocate one extra page of doorbells for MES (Alex)
V4: Move MES doorbell base init into MES related patch (Christian)
Cc: Alex Deucher <[email protected]>
Cc: Christian Koenig <[email protected]>
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Shashank Sharma <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c')
0 files changed, 0 insertions, 0 deletions