Commit 745df157 authored by Himal Prasad Ghimiray's avatar Himal Prasad Ghimiray
Browse files

drm/xe: Introduce xe_vma_op_prefetch_range struct for prefetch of ranges 



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: default avatarMatthew Brost <matthew.brost@intel.com>
Acked-by: default avatarThomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://lore.kernel.org/r/20250513040228.470682-2-himal.prasad.ghimiray@intel.com


Signed-off-by: default avatarHimal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
parent 82b98cad

drivers/gpu/drm/xe/xe_vm_types.h

+12 −0
Original line number Diff line number Diff line
@@ -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;

	};

};