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ed645eee13
Give the cdclk init/uninit functions a _hw suffix to make it clear they are about initializing the actual hardware. I'll be wanting to to add a intel_cdclk_init() which is purely initializing software structures. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200120174728.21095-12-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak <imre.deak@intel.com>
42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2019 Intel Corporation
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*/
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#ifndef __INTEL_CDCLK_H__
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#define __INTEL_CDCLK_H__
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#include <linux/types.h>
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#include "intel_display.h"
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struct drm_i915_private;
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struct intel_atomic_state;
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struct intel_cdclk_config;
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struct intel_crtc_state;
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struct intel_cdclk_vals {
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u16 refclk;
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u32 cdclk;
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u8 divider; /* CD2X divider * 2 */
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u8 ratio;
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};
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int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state);
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void intel_cdclk_init_hw(struct drm_i915_private *i915);
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void intel_cdclk_uninit_hw(struct drm_i915_private *i915);
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void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv);
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void intel_update_max_cdclk(struct drm_i915_private *dev_priv);
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void intel_update_cdclk(struct drm_i915_private *dev_priv);
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void intel_update_rawclk(struct drm_i915_private *dev_priv);
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bool intel_cdclk_needs_modeset(const struct intel_cdclk_config *a,
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const struct intel_cdclk_config *b);
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void intel_cdclk_clear_state(struct intel_atomic_state *state);
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void intel_cdclk_swap_state(struct intel_atomic_state *state);
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void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state);
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void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state);
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void intel_dump_cdclk_config(const struct intel_cdclk_config *cdclk_config,
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const char *context);
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int intel_modeset_calc_cdclk(struct intel_atomic_state *state);
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#endif /* __INTEL_CDCLK_H__ */
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