[PATCH] drm/xe: allow unaligned start and size xe_res_cursor parameters

Andrzej Hajda andrzej.hajda at intel.com
Thu Apr 18 14:03:37 UTC 2024


xe_res_cursor code does not depend on the alignment. On the other side
unaligned accesses are useful from pread/pwrite point of view.

Signed-off-by: Andrzej Hajda <andrzej.hajda at intel.com>
---
 drivers/gpu/drm/xe/xe_res_cursor.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_res_cursor.h b/drivers/gpu/drm/xe/xe_res_cursor.h
index 0a306963aa8e..655af89b31a9 100644
--- a/drivers/gpu/drm/xe/xe_res_cursor.h
+++ b/drivers/gpu/drm/xe/xe_res_cursor.h
@@ -157,8 +157,6 @@ static inline void xe_res_first_sg(const struct sg_table *sg,
 				   struct xe_res_cursor *cur)
 {
 	XE_WARN_ON(!sg);
-	XE_WARN_ON(!IS_ALIGNED(start, PAGE_SIZE) ||
-		   !IS_ALIGNED(size, PAGE_SIZE));
 	cur->node = NULL;
 	cur->start = start;
 	cur->remaining = size;

---
base-commit: f9116f658a6217b101e3b4e89f845775b6fb05d9
change-id: 20240418-xe_res_cursor-no-align-a3bd26482244

Best regards,
-- 
Andrzej Hajda <andrzej.hajda at intel.com>



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