diff options
| author | Dave Airlie <airlied@redhat.com> | 2023-12-05 12:11:41 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2023-12-05 12:11:41 +1000 |
| commit | 5edfd7d94b0310b74136b666551f1d23711ed445 (patch) | |
| tree | 5c9f48d16e659e1166a04e3374ab953f62ad7190 /drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | |
| parent | a13fee31f56449fc600d9e064c7b32302f92dcef (diff) | |
| parent | b719a9c15d52d4f56bdea8241a5d90fd9197ce99 (diff) | |
Merge tag 'amd-drm-next-6.8-2023-12-01' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.8-2023-12-01:
amdgpu:
- Add new 64 bit sequence number infrastructure.
This will ultimately be used for user queue synchronization.
- GPUVM updates
- Misc code cleanups
- RAS updates
- DCN 3.5 updates
- Rework PCIe link speed handling
- Document GPU reset types
- DMUB fixes
- eDP fixes
- NBIO 7.9 updates
- NBIO 7.11 updates
- SubVP updates
- DCN 3.1.4 fixes
- ABM fixes
- AGP aperture fix
- DCN 3.1.5 fix
- Fix some potential error path memory leaks
- Enable PCIe PMEs
- Add XGMI, PCIe state dumping for aqua vanjaram
- GFX11 golden register updates
- Misc display fixes
amdkfd:
- Migrate TLB flushing logic to amdgpu
- Trap handler fixes
- Fix restore workers handling on suspend and reset
- Fix possible memory leak in pqm_uninit()
radeon:
- Fix some possible overflows in command buffer checking
- Check for errors in ring_lock
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231201181743.5313-1-alexander.deucher@amd.com
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index c1efa13bccbb..c480192e33f5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -638,6 +638,9 @@ static ssize_t amdgpu_debugfs_regs_didt_read(struct file *f, char __user *buf, if (size & 0x3 || *pos & 0x3) return -EINVAL; + if (!adev->didt_rreg) + return -EOPNOTSUPP; + r = pm_runtime_get_sync(adev_to_drm(adev)->dev); if (r < 0) { pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); @@ -694,6 +697,9 @@ static ssize_t amdgpu_debugfs_regs_didt_write(struct file *f, const char __user if (size & 0x3 || *pos & 0x3) return -EINVAL; + if (!adev->didt_wreg) + return -EOPNOTSUPP; + r = pm_runtime_get_sync(adev_to_drm(adev)->dev); if (r < 0) { pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); |