diff options
author | Dave Airlie <airlied@redhat.com> | 2022-07-27 09:33:44 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2022-07-27 09:33:45 +1000 |
commit | ee8b1ef9a6b089abf7a9c7d094b6e93fa05f15b9 (patch) | |
tree | 04d9ed5e31f325b40e4d8c6af8b9de8e3c6394e5 /drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | |
parent | 417c1c1963549e9a48b83ada59d90258e38c6594 (diff) | |
parent | 1b54a0121dba12af268fb75c413feabdb9f573d4 (diff) |
Merge tag 'amd-drm-next-5.20-2022-07-26' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amdgpu:
- VCN4 fixes
- RAS support for UMC 8.10
- ACP support for jadeite platforms
- NBIO HDP flush fixes
- Misc spelling and grammar fixes
- Runtime PM fixes
- Non-DC HPD fix
- Clean up amdgpu DM code
- DSC fixes
- Expose some additional GFXOFF data via debugfs
- More FP clean up for new DCN blocks
- PPC DC FP fixes
- DCN 3.1.4 fixes
- DC DML stack usage fixes
- GMC fixes
- SPM fixes for RDNA2
amdkfd:
- MMU notifier fix
- Mutex fix
UAPI:
- Add a comment about VCN4 unified queues
- IP version information for UMDs
Proposed mesa change: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17411/diffs?commit_id=c8a63590dfd0d64e6e6a634dcfed993f135dd075
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220726181536.5759-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index f3b3c688e4e7..e2eec985adb3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -1117,13 +1117,50 @@ static ssize_t amdgpu_debugfs_gfxoff_read(struct file *f, char __user *buf, } while (size) { - uint32_t value; + u32 value = adev->gfx.gfx_off_state; + + r = put_user(value, (u32 *)buf); + if (r) + goto out; + + result += 4; + buf += 4; + *pos += 4; + size -= 4; + } + + r = result; +out: + pm_runtime_mark_last_busy(adev_to_drm(adev)->dev); + pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); + + return r; +} + +static ssize_t amdgpu_debugfs_gfxoff_status_read(struct file *f, char __user *buf, + size_t size, loff_t *pos) +{ + struct amdgpu_device *adev = file_inode(f)->i_private; + ssize_t result = 0; + int r; + + if (size & 0x3 || *pos & 0x3) + return -EINVAL; + + r = pm_runtime_get_sync(adev_to_drm(adev)->dev); + if (r < 0) { + pm_runtime_put_autosuspend(adev_to_drm(adev)->dev); + return r; + } + + while (size) { + u32 value; r = amdgpu_get_gfx_off_status(adev, &value); if (r) goto out; - r = put_user(value, (uint32_t *)buf); + r = put_user(value, (u32 *)buf); if (r) goto out; @@ -1206,6 +1243,12 @@ static const struct file_operations amdgpu_debugfs_gfxoff_fops = { .llseek = default_llseek }; +static const struct file_operations amdgpu_debugfs_gfxoff_status_fops = { + .owner = THIS_MODULE, + .read = amdgpu_debugfs_gfxoff_status_read, + .llseek = default_llseek +}; + static const struct file_operations *debugfs_regs[] = { &amdgpu_debugfs_regs_fops, &amdgpu_debugfs_regs2_fops, @@ -1217,6 +1260,7 @@ static const struct file_operations *debugfs_regs[] = { &amdgpu_debugfs_wave_fops, &amdgpu_debugfs_gpr_fops, &amdgpu_debugfs_gfxoff_fops, + &amdgpu_debugfs_gfxoff_status_fops, }; static const char *debugfs_regs_names[] = { @@ -1230,6 +1274,7 @@ static const char *debugfs_regs_names[] = { "amdgpu_wave", "amdgpu_gpr", "amdgpu_gfxoff", + "amdgpu_gfxoff_status", }; /** |