1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2020 Intel Corporation
4  */
5 
6 #ifndef _INTEL_DPLL_H_
7 #define _INTEL_DPLL_H_
8 
9 struct dpll;
10 struct drm_i915_private;
11 struct intel_crtc;
12 struct intel_crtc_state;
13 enum pipe;
14 
15 void intel_dpll_init_clock_hook(struct drm_i915_private *dev_priv);
16 int vlv_calc_dpll_params(int refclk, struct dpll *clock);
17 int pnv_calc_dpll_params(int refclk, struct dpll *clock);
18 int i9xx_calc_dpll_params(int refclk, struct dpll *clock);
19 void vlv_compute_dpll(struct intel_crtc *crtc,
20 		      struct intel_crtc_state *pipe_config);
21 void chv_compute_dpll(struct intel_crtc *crtc,
22 		      struct intel_crtc_state *pipe_config);
23 
24 int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe,
25 		     const struct dpll *dpll);
26 void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe);
27 void i9xx_enable_pll(struct intel_crtc *crtc,
28 		     const struct intel_crtc_state *crtc_state);
29 void vlv_enable_pll(struct intel_crtc *crtc,
30 		    const struct intel_crtc_state *pipe_config);
31 void chv_enable_pll(struct intel_crtc *crtc,
32 		    const struct intel_crtc_state *pipe_config);
33 void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe);
34 void chv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe);
35 void i9xx_disable_pll(const struct intel_crtc_state *crtc_state);
36 void vlv_prepare_pll(struct intel_crtc *crtc,
37 		     const struct intel_crtc_state *pipe_config);
38 void chv_prepare_pll(struct intel_crtc *crtc,
39 		     const struct intel_crtc_state *pipe_config);
40 
41 #endif
42