| 1 | /* SPDX-License-Identifier: MIT */ |
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| 2 | /* |
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| 3 | * Copyright © 2020 Intel Corporation |
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| 4 | */ |
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| 5 | |
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| 6 | #ifndef _INTEL_DPLL_H_ |
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| 7 | #define _INTEL_DPLL_H_ |
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| 8 | |
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| 9 | #include <linux/types.h> |
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| 10 | |
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| 11 | enum pipe; |
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| 12 | struct dpll; |
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| 13 | struct intel_atomic_state; |
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| 14 | struct intel_crtc; |
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| 15 | struct intel_crtc_state; |
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| 16 | struct intel_display; |
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| 17 | struct intel_dpll_hw_state; |
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| 18 | |
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| 19 | void intel_dpll_init_clock_hook(struct intel_display *display); |
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| 20 | int intel_dpll_crtc_compute_clock(struct intel_atomic_state *state, |
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| 21 | struct intel_crtc *crtc); |
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| 22 | int intel_dpll_crtc_get_shared_dpll(struct intel_atomic_state *state, |
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| 23 | struct intel_crtc *crtc); |
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| 24 | int i9xx_calc_dpll_params(int refclk, struct dpll *clock); |
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| 25 | u32 i9xx_dpll_compute_fp(const struct dpll *dpll); |
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| 26 | void i9xx_dpll_get_hw_state(struct intel_crtc *crtc, |
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| 27 | struct intel_dpll_hw_state *dpll_hw_state); |
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| 28 | void vlv_compute_dpll(struct intel_crtc_state *crtc_state); |
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| 29 | void chv_compute_dpll(struct intel_crtc_state *crtc_state); |
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| 30 | |
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| 31 | int vlv_force_pll_on(struct intel_display *display, enum pipe pipe, |
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| 32 | const struct dpll *dpll); |
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| 33 | void vlv_force_pll_off(struct intel_display *display, enum pipe pipe); |
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| 34 | |
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| 35 | void chv_enable_pll(const struct intel_crtc_state *crtc_state); |
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| 36 | void chv_disable_pll(struct intel_display *display, enum pipe pipe); |
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| 37 | void vlv_enable_pll(const struct intel_crtc_state *crtc_state); |
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| 38 | void vlv_disable_pll(struct intel_display *display, enum pipe pipe); |
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| 39 | void i9xx_enable_pll(const struct intel_crtc_state *crtc_state); |
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| 40 | void i9xx_disable_pll(const struct intel_crtc_state *crtc_state); |
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| 41 | bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state, |
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| 42 | struct dpll *best_clock); |
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| 43 | int chv_calc_dpll_params(int refclk, struct dpll *pll_clock); |
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| 44 | |
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| 45 | void i9xx_crtc_clock_get(struct intel_crtc_state *crtc_state); |
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| 46 | void vlv_crtc_clock_get(struct intel_crtc_state *crtc_state); |
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| 47 | void chv_crtc_clock_get(struct intel_crtc_state *crtc_state); |
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| 48 | |
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| 49 | void assert_pll_enabled(struct intel_display *display, enum pipe pipe); |
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| 50 | void assert_pll_disabled(struct intel_display *display, enum pipe pipe); |
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| 51 | |
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| 52 | #endif |
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| 53 | |
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