diff options
| author | Matthew Auld <matthew.auld@intel.com> | 2025-08-28 17:24:36 +0300 |
|---|---|---|
| committer | Matthew Auld <matthew.auld@intel.com> | 2025-09-05 13:45:47 +0300 |
| commit | 83f706ecbde1dfdc377bafda773fdc57644cd479 (patch) | |
| tree | 2043d9b645ba1ba5b07b538996c1cfbb4966892a /include | |
| parent | 6364afd532bcabf4a12bea44c3dd4c291e31a83e (diff) | |
| download | linux-83f706ecbde1dfdc377bafda773fdc57644cd479.tar.xz | |
drm/gpusvm: export drm_gpusvm_pages API
Export get/unmap/free pages API. We also need to tweak the SVM init to
allow skipping much of the unneeded parts.
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://lore.kernel.org/r/20250828142430.615826-15-matthew.auld@intel.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_gpusvm.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/drm/drm_gpusvm.h b/include/drm/drm_gpusvm.h index 1ee4188c3067..5434048a2ca4 100644 --- a/include/drm/drm_gpusvm.h +++ b/include/drm/drm_gpusvm.h @@ -307,6 +307,22 @@ drm_gpusvm_range_find(struct drm_gpusvm_notifier *notifier, unsigned long start, void drm_gpusvm_range_set_unmapped(struct drm_gpusvm_range *range, const struct mmu_notifier_range *mmu_range); +int drm_gpusvm_get_pages(struct drm_gpusvm *gpusvm, + struct drm_gpusvm_pages *svm_pages, + struct mm_struct *mm, + struct mmu_interval_notifier *notifier, + unsigned long pages_start, unsigned long pages_end, + const struct drm_gpusvm_ctx *ctx); + +void drm_gpusvm_unmap_pages(struct drm_gpusvm *gpusvm, + struct drm_gpusvm_pages *svm_pages, + unsigned long npages, + const struct drm_gpusvm_ctx *ctx); + +void drm_gpusvm_free_pages(struct drm_gpusvm *gpusvm, + struct drm_gpusvm_pages *svm_pages, + unsigned long npages); + #ifdef CONFIG_LOCKDEP /** * drm_gpusvm_driver_set_lock() - Set the lock protecting accesses to GPU SVM |