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    Subject[PATCH 3.13 059/163] drm/ast: open key before detect chips
    Date
    3.13.11.9 -stable review patch.  If anyone has any objections, please let me know.

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

    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: Kamal Mostafa <kamal@canonical.com>
    ---
    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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