drm/xe: allow unaligned start and size xe_res_cursor parameters

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@intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240418-xe_res_cursor-no-align-v1-1-8df7834266c9@intel.com
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>

diff --git a/drivers/gpu/drm/xe/xe_res_cursor.h b/drivers/gpu/drm/xe/xe_res_cursor.h
index 0a30696..655af89 100644 (file)
--- 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;