diff options
| author | Tejas Upadhyay <tejas.upadhyay@intel.com> | 2026-08-06 11:06:25 +0530 |
|---|---|---|
| committer | Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com> | 2026-08-06 16:58:54 +0530 |
| commit | 151ebbc20aa2365fa854a77432043b16606b5cfe (patch) | |
| tree | 58721e52a19a69b460bd3c269c79fbb2965949af /include | |
| parent | 0ba6deddaae74f0539c0303bfb5f860adbe1a68b (diff) | |
| download | linux-151ebbc20aa2365fa854a77432043b16606b5cfe.tar.gz linux-151ebbc20aa2365fa854a77432043b16606b5cfe.zip | |
drm/gpu: Add gpu_buddy_allocated_addr_to_block helper
Add helper with primary purpose is to efficiently trace a specific
physical memory address back to its corresponding TTM buffer object.
v3:
- use mm->chunk_size minimum allocation granularity (Arun)
v2:
- %s/gpu_buddy_addr_to_block/gpu_buddy_allocated_addr_to_block(MattA)
- remove clear->avail and split nodes check(MattA)
- Adapt lockdep(MattB)
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
Cc: Arunpravin Paneer Selvam <arunpravin.paneerselvam@amd.com>
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Link: https://patch.msgid.link/20260806053624.3215216-5-tejas.upadhyay@intel.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/gpu_buddy.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/gpu_buddy.h b/include/linux/gpu_buddy.h index e037714563d8..2c36124bb696 100644 --- a/include/linux/gpu_buddy.h +++ b/include/linux/gpu_buddy.h @@ -287,6 +287,8 @@ void gpu_buddy_reset_clear(struct gpu_buddy *mm, bool is_clear); void gpu_buddy_free_block(struct gpu_buddy *mm, struct gpu_buddy_block *block); +struct gpu_buddy_block *gpu_buddy_allocated_addr_to_block(struct gpu_buddy *mm, u64 addr); + void gpu_buddy_free_list(struct gpu_buddy *mm, struct list_head *objects, unsigned int flags); |