diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-12-04 07:42:16 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-12-04 07:42:16 +0100 |
| commit | 4906f39a1343713a4fb3fe78aecd12eba5257dc0 (patch) | |
| tree | 2487e32b1e02681683a842f26bbc05e9d1aba308 /drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | |
| parent | af54d778a03853801d681c98c0c2a6c316ef9ca7 (diff) | |
| parent | 33cc938e65a98f1d29d0a18403dbbee050dcad9a (diff) | |
Merge 6.7-rc4 into char-misc-linus
We need 6.7-rc4 in here as we need to revert one of the debugfs changes
that came in that release through the wireless tree.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 a53f436fa9f1..0e61ebdb3f3e 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); |