| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.16 080/357] drm/ast: open key before detect chips | Date | Fri, 3 Oct 2014 14:27:46 -0700 |
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3.16-stable review patch. If anyone has any objections, please let me know.
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From: "Y.C. Chen" <yc_chen@aspeedtech.com>
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 <yc_chen@aspeedtech.com> Reviewed-by: Egbert Eich <eich@suse.de> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/ast/ast_main.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/ast/ast_main.c +++ b/drivers/gpu/drm/ast/ast_main.c @@ -67,6 +67,7 @@ static int ast_detect_chip(struct drm_de { struct ast_private *ast = dev->dev_private; uint32_t data, jreg; + ast_open_key(ast); if (dev->pdev->device == PCI_CHIP_AST1180) { ast->chip = AST1100;
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