3.13.11.9 -stable review patch.  If anyone has any objections, please let me 
know.

------------------

From: "Y.C. Chen" <[email protected]>

commit 8f372e250ae5f4a5faf87ca1a629d0ae59db65b6 upstream.

Some config settings like 3rd TX chips will not get correctly
if the extended reg is protected

Signed-off-by: Y.C. Chen <[email protected]>
Reviewed-by: Egbert Eich <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Signed-off-by: Kamal Mostafa <[email protected]>
---
 drivers/gpu/drm/ast/ast_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c
index af0b868..df1266d 100644
--- a/drivers/gpu/drm/ast/ast_main.c
+++ b/drivers/gpu/drm/ast/ast_main.c
@@ -66,6 +66,7 @@ uint8_t ast_get_index_reg_mask(struct ast_private *ast,
 static int ast_detect_chip(struct drm_device *dev)
 {
        struct ast_private *ast = dev->dev_private;
+       ast_open_key(ast);
 
        if (dev->pdev->device == PCI_CHIP_AST1180) {
                ast->chip = AST1100;
-- 
1.9.1

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