xref: /openbmc/linux/drivers/gpu/drm/i915/display/g4x_dp.h (revision aac28965)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2020 Intel Corporation
4  */
5 
6 #ifndef _G4X_DP_H_
7 #define _G4X_DP_H_
8 
9 #include <linux/types.h>
10 
11 #include "i915_reg.h"
12 
13 enum pipe;
14 enum port;
15 struct drm_i915_private;
16 struct intel_crtc_state;
17 struct intel_dp;
18 struct intel_encoder;
19 
20 const struct dpll *vlv_get_dpll(struct drm_i915_private *i915);
21 enum pipe vlv_active_pipe(struct intel_dp *intel_dp);
22 void g4x_dp_set_clock(struct intel_encoder *encoder,
23 		      struct intel_crtc_state *pipe_config);
24 bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv,
25 			 i915_reg_t dp_reg, enum port port,
26 			 enum pipe *pipe);
27 bool g4x_dp_init(struct drm_i915_private *dev_priv,
28 		 i915_reg_t output_reg, enum port port);
29 
30 #endif
31