diff options
| author | Matthew Brost <matthew.brost@intel.com> | 2024-11-26 09:46:08 -0800 |
|---|---|---|
| committer | Matthew Brost <matthew.brost@intel.com> | 2024-11-27 16:38:49 -0800 |
| commit | f85dc3c5abddaa6ef3674755f28cf49774d27ea5 (patch) | |
| tree | 7ccbf5cc37aedc96363f9a5f6e1e611daae7cee8 | |
| parent | febc689b27d28973cd02f667548a5dca383d859a (diff) | |
drm/xe: Add xe_bo_vm_access
Add xe_bo_vm_access which is wrapper around ttm_bo_vm_access which takes
rpm refs for device access.
Suggested-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241126174615.2665852-2-matthew.brost@intel.com
| -rw-r--r-- | drivers/gpu/drm/xe/xe_bo.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c index ec070af12662..aaf54131c89e 100644 --- a/drivers/gpu/drm/xe/xe_bo.c +++ b/drivers/gpu/drm/xe/xe_bo.c @@ -1249,11 +1249,26 @@ out: return ret; } +static int xe_bo_vm_access(struct vm_area_struct *vma, unsigned long addr, + void *buf, int len, int write) +{ + struct ttm_buffer_object *ttm_bo = vma->vm_private_data; + struct xe_bo *bo = ttm_to_xe_bo(ttm_bo); + struct xe_device *xe = xe_bo_device(bo); + int ret; + + xe_pm_runtime_get(xe); + ret = ttm_bo_vm_access(vma, addr, buf, len, write); + xe_pm_runtime_put(xe); + + return ret; +} + static const struct vm_operations_struct xe_gem_vm_ops = { .fault = xe_gem_fault, .open = ttm_bo_vm_open, .close = ttm_bo_vm_close, - .access = ttm_bo_vm_access + .access = xe_bo_vm_access, }; static const struct drm_gem_object_funcs xe_gem_object_funcs = { |