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path: root/drivers/gpu/drm/ast/ast_dp.c
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Diffstat (limited to 'drivers/gpu/drm/ast/ast_dp.c')
-rw-r--r--drivers/gpu/drm/ast/ast_dp.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/ast/ast_dp.c b/drivers/gpu/drm/ast/ast_dp.c
index 4551bc8a3ecf..f573d582407e 100644
--- a/drivers/gpu/drm/ast/ast_dp.c
+++ b/drivers/gpu/drm/ast/ast_dp.c
@@ -160,13 +160,12 @@ void ast_dp_launch(struct drm_device *dev, u8 bPower)
}
if (bDPExecute)
- ast->tx_chip_type = AST_TX_ASTDP;
+ ast->tx_chip_types |= BIT(AST_TX_ASTDP);
ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5,
(u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
ASTDP_HOST_EDID_READ_DONE);
- } else
- ast->tx_chip_type = AST_TX_NONE;
+ }
}