[PATCH] drm/ast: fix the ast open key function

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

When porting from UMS I mistyped this from the wrong place, AST noticed
and pointed it out, so we should fix it to be like the X.org driver.

Reported-by: Y.C. Chen <yc_chen at aspeedtech.com>
Cc: stable at vger.kernel.org
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/ast/ast_drv.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
index 796dbb2..8492b68 100644
--- a/drivers/gpu/drm/ast/ast_drv.h
+++ b/drivers/gpu/drm/ast/ast_drv.h
@@ -177,7 +177,7 @@ uint8_t ast_get_index_reg_mask(struct ast_private *ast,
 
 static inline void ast_open_key(struct ast_private *ast)
 {
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xA1, 0xFF, 0x04);
+	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x80, 0xA8);
 }
 
 #define AST_VIDMEM_SIZE_8M    0x00800000
-- 
1.8.1.4