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author | Y.C. Chen <yc_chen@aspeedtech.com> | 2017-02-22 07:14:19 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-04-18 08:55:51 +0300 |
commit | 4e44627002bad538dc448510fe4177f7b40b4948 (patch) | |
tree | 3a5a50696f5d1fdab12a027c52f26aa531f2797f /drivers/gpu | |
parent | bd1351d80a713471ad5867ea96b2805e3ae5891a (diff) | |
download | linux-4e44627002bad538dc448510fe4177f7b40b4948.tar.xz |
drm/ast: Call open_key before enable_mmio in POST code
commit 9bb92f51558f2ef5f56c257bdcea0588f31d857e upstream.
open_key enables access the registers used by enable_mmio
Signed-off-by: Y.C. Chen <yc_chen@aspeedtech.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Joel Stanley <joel@jms.id.au>
Tested-by: Y.C. Chen <yc_chen@aspeedtech.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/ast/ast_post.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c index 4e8aaab5dd52..50836e549867 100644 --- a/drivers/gpu/drm/ast/ast_post.c +++ b/drivers/gpu/drm/ast/ast_post.c @@ -371,8 +371,8 @@ void ast_post_gpu(struct drm_device *dev) pci_write_config_dword(ast->dev->pdev, 0x04, reg); ast_enable_vga(dev); - ast_enable_mmio(dev); ast_open_key(ast); + ast_enable_mmio(dev); ast_set_def_ext_reg(dev); if (ast->chip == AST2300 || ast->chip == AST2400) |