linux_dsm_epyc7002/drivers/gpu/drm/i915/display/intel_cdclk.h
Ville Syrjälä fe4709a8d0 drm/i915: Extract intel_modeset_calc_cdclk()
Exfiltrate the cdclk code from intel_modeset_checks() into
intel_modeset_calc_cdclk().

Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190913193157.9556-4-ville.syrjala@linux.intel.com
2019-09-16 14:51:09 +03:00

50 lines
1.6 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_CDCLK_H__
#define __INTEL_CDCLK_H__
#include <linux/types.h>
#include "intel_display.h"
struct drm_i915_private;
struct intel_atomic_state;
struct intel_cdclk_state;
struct intel_crtc_state;
struct intel_cdclk_vals {
u16 refclk;
u32 cdclk;
u8 divider; /* CD2X divider * 2 */
u8 ratio;
};
int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state);
void intel_cdclk_init(struct drm_i915_private *i915);
void intel_cdclk_uninit(struct drm_i915_private *i915);
void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv);
void intel_update_max_cdclk(struct drm_i915_private *dev_priv);
void intel_update_cdclk(struct drm_i915_private *dev_priv);
void intel_update_rawclk(struct drm_i915_private *dev_priv);
bool intel_cdclk_needs_modeset(const struct intel_cdclk_state *a,
const struct intel_cdclk_state *b);
void intel_cdclk_swap_state(struct intel_atomic_state *state);
void
intel_set_cdclk_pre_plane_update(struct drm_i915_private *dev_priv,
const struct intel_cdclk_state *old_state,
const struct intel_cdclk_state *new_state,
enum pipe pipe);
void
intel_set_cdclk_post_plane_update(struct drm_i915_private *dev_priv,
const struct intel_cdclk_state *old_state,
const struct intel_cdclk_state *new_state,
enum pipe pipe);
void intel_dump_cdclk_state(const struct intel_cdclk_state *cdclk_state,
const char *context);
int intel_modeset_calc_cdclk(struct intel_atomic_state *state);
#endif /* __INTEL_CDCLK_H__ */