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drm/xe: Introduce xe_vma_op_prefetch_range struct for prefetch of ranges

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Add xe_vma_op_prefetch_range struct for svm ranges prefetching, including
an xarray of SVM range pointers, range count, and target memory region.

-v2: Fix doc

Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Acked-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://lore.kernel.org/r/20250513040228.470682-2-himal.prasad.ghimiray@intel.com
Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
This commit is contained in:
Himal Prasad Ghimiray 2025-05-13 09:32:14 +05:30
parent 82b98cadb0
commit 745df157e4
1 changed files with 12 additions and 0 deletions
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12
drivers/gpu/drm/xe/xe_vm_types.h
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@ -374,6 +374,16 @@ struct xe_vma_op_unmap_range {
struct xe_svm_range *range;
};
/** struct xe_vma_op_prefetch_range - VMA prefetch range operation */
struct xe_vma_op_prefetch_range {
/** @range: xarray for SVM ranges data */
struct xarray range;
/** @ranges_count: number of svm ranges to map */
u32 ranges_count;
/** @region: memory region to prefetch to */
u32 region;
};
/** enum xe_vma_op_flags - flags for VMA operation */
enum xe_vma_op_flags {
/** @XE_VMA_OP_COMMITTED: VMA operation committed */
@ -416,6 +426,8 @@ struct xe_vma_op {
struct xe_vma_op_map_range map_range;
/** @unmap_range: VMA unmap range operation specific data */
struct xe_vma_op_unmap_range unmap_range;
/** @prefetch_range: VMA prefetch range operation specific data */
struct xe_vma_op_prefetch_range prefetch_range;
};
};