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 bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, 23 i915_reg_t dp_reg, enum port port, 24 enum pipe *pipe); 25 bool g4x_dp_init(struct drm_i915_private *dev_priv, 26 i915_reg_t output_reg, enum port port); 27 #else 28 static inline const struct dpll *vlv_get_dpll(struct drm_i915_private *i915) 29 { 30 return NULL; 31 } 32 static inline bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, 33 i915_reg_t dp_reg, int port, 34 enum pipe *pipe) 35 { 36 return false; 37 } 38 static inline bool g4x_dp_init(struct drm_i915_private *dev_priv, 39 i915_reg_t output_reg, int port) 40 { 41 return false; 42 } 43 #endif 44 45 #endif 46