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    Subject[PATCH 3.16 221/305] drm/ast: fixed cursor may disappear sometimes
    3.16.63-rc1 review patch.  If anyone has any objections, please let me know.

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

    From: "Y.C. Chen" <yc_chen@aspeedtech.com>

    commit 7989b9ee8bafe5cc625381dd0c3c4586de27ca26 upstream.

    Signed-off-by: Y.C. Chen <yc_chen@aspeedtech.com>
    Reviewed-by: Dave Airlie <airlied@redhat.com>
    Signed-off-by: Dave Airlie <airlied@redhat.com>
    Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
    ---
    drivers/gpu/drm/ast/ast_mode.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/drivers/gpu/drm/ast/ast_mode.c
    +++ b/drivers/gpu/drm/ast/ast_mode.c
    @@ -1233,7 +1233,7 @@ static int ast_cursor_move(struct drm_cr
    ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc7, ((y >> 8) & 0x07));

    /* dummy write to fire HWC */
    - ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xCB, 0xFF, 0x00);
    + ast_show_cursor(crtc);

    return 0;
    }
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