[PATCH] drm: aspeed: Fix GENMASK misuse

From: Ondrej Jirman
Date: Sat Feb 22 2020 - 18:52:55 EST


Arguments to GENMASK should be msb >= lsb.

Signed-off-by: Ondrej Jirman <megous@xxxxxxxxxx>
---
I just grepped the whole kernel tree for GENMASK argument order issues,
and this is one of the three that popped up. No testing was done.

drivers/gpu/drm/aspeed/aspeed_gfx.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/aspeed/aspeed_gfx.h b/drivers/gpu/drm/aspeed/aspeed_gfx.h
index a10358bb61ec4..095ea03e5833c 100644
--- a/drivers/gpu/drm/aspeed/aspeed_gfx.h
+++ b/drivers/gpu/drm/aspeed/aspeed_gfx.h
@@ -74,7 +74,7 @@ int aspeed_gfx_create_output(struct drm_device *drm);
/* CTRL2 */
#define CRT_CTRL_DAC_EN BIT(0)
#define CRT_CTRL_VBLANK_LINE(x) (((x) << 20) & CRT_CTRL_VBLANK_LINE_MASK)
-#define CRT_CTRL_VBLANK_LINE_MASK GENMASK(20, 31)
+#define CRT_CTRL_VBLANK_LINE_MASK GENMASK(31, 20)

/* CRT_HORIZ0 */
#define CRT_H_TOTAL(x) (x)
--
2.25.1