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_defs.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 #ifdef I915
21 const struct dpll *vlv_get_dpll(struct drm_i915_private *i915);
22 enum pipe vlv_active_pipe(struct intel_dp *intel_dp);
23 void g4x_dp_set_clock(struct intel_encoder *encoder,
24 struct intel_crtc_state *pipe_config);
25 bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv,
26 i915_reg_t dp_reg, enum port port,
27 enum pipe *pipe);
28 bool g4x_dp_init(struct drm_i915_private *dev_priv,
29 i915_reg_t output_reg, enum port port);
30 #else
vlv_get_dpll(struct drm_i915_private * i915)31 static inline const struct dpll *vlv_get_dpll(struct drm_i915_private *i915)
32 {
33 return NULL;
34 }
vlv_active_pipe(struct intel_dp * intel_dp)35 static inline int vlv_active_pipe(struct intel_dp *intel_dp)
36 {
37 return 0;
38 }
g4x_dp_set_clock(struct intel_encoder * encoder,struct intel_crtc_state * pipe_config)39 static inline void g4x_dp_set_clock(struct intel_encoder *encoder,
40 struct intel_crtc_state *pipe_config)
41 {
42 }
g4x_dp_port_enabled(struct drm_i915_private * dev_priv,i915_reg_t dp_reg,int port,enum pipe * pipe)43 static inline bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv,
44 i915_reg_t dp_reg, int port,
45 enum pipe *pipe)
46 {
47 return false;
48 }
g4x_dp_init(struct drm_i915_private * dev_priv,i915_reg_t output_reg,int port)49 static inline bool g4x_dp_init(struct drm_i915_private *dev_priv,
50 i915_reg_t output_reg, int port)
51 {
52 return false;
53 }
54 #endif
55
56 #endif
57