[PATCH 1/4] drm/xe: Use __iomem for the regs pointer

Thomas Hellström thomas.hellstrom at linux.intel.com
Tue Jan 9 11:24:02 UTC 2024


The regs pointer points to IO memory. Annotate it properly and
fix the corresponding sparse warning.

Fixes: a4e2f3a299ea ("drm/xe: refactor xe_mmio_probe_tiles to support MMIO extension")
Cc: Koby Elbaz <kelbaz at habana.ai>
Cc: Ofir Bitton <obitton at habana.ai>
Cc: Moti Haimovski <mhaimovski at habana.ai>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Signed-off-by: Thomas Hellström <thomas.hellstrom at linux.intel.com>
---
 drivers/gpu/drm/xe/xe_mmio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_mmio.c b/drivers/gpu/drm/xe/xe_mmio.c
index f660cfb79f50..c8c5d74b6e90 100644
--- a/drivers/gpu/drm/xe/xe_mmio.c
+++ b/drivers/gpu/drm/xe/xe_mmio.c
@@ -303,7 +303,7 @@ void xe_mmio_probe_tiles(struct xe_device *xe)
 	u8 id, tile_count = xe->info.tile_count;
 	struct xe_gt *gt = xe_root_mmio_gt(xe);
 	struct xe_tile *tile;
-	void *regs;
+	void __iomem *regs;
 	u32 mtcfg;
 
 	if (tile_count == 1)
-- 
2.43.0



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