linux_dsm_epyc7002/drivers/gpu/drm/i915/display/intel_panel.h
Ville Syrjälä d7ff281c6d drm/i915: Have pfit calculations return an error code
Change intel_{gmch,pch}_panel_fitting() to return a normal
error vs. success int. We'll need this later to validate that
the margin properties aren't misconfigured.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200422161917.17389-6-ville.syrjala@linux.intel.com
Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
2020-04-24 17:37:22 +03:00

65 lines
2.3 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_PANEL_H__
#define __INTEL_PANEL_H__
#include <linux/types.h>
#include "intel_display.h"
struct drm_connector;
struct drm_connector_state;
struct drm_display_mode;
struct intel_connector;
struct intel_crtc;
struct intel_crtc_state;
struct intel_encoder;
struct intel_panel;
int intel_panel_init(struct intel_panel *panel,
struct drm_display_mode *fixed_mode,
struct drm_display_mode *downclock_mode);
void intel_panel_fini(struct intel_panel *panel);
void intel_fixed_panel_mode(const struct drm_display_mode *fixed_mode,
struct drm_display_mode *adjusted_mode);
int intel_pch_panel_fitting(struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
int intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
void intel_panel_set_backlight_acpi(const struct drm_connector_state *conn_state,
u32 level, u32 max);
int intel_panel_setup_backlight(struct drm_connector *connector,
enum pipe pipe);
void intel_panel_enable_backlight(const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
void intel_panel_update_backlight(struct intel_atomic_state *state,
struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
void intel_panel_disable_backlight(const struct drm_connector_state *old_conn_state);
struct drm_display_mode *
intel_panel_edid_downclock_mode(struct intel_connector *connector,
const struct drm_display_mode *fixed_mode);
struct drm_display_mode *
intel_panel_edid_fixed_mode(struct intel_connector *connector);
struct drm_display_mode *
intel_panel_vbt_fixed_mode(struct intel_connector *connector);
#if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
int intel_backlight_device_register(struct intel_connector *connector);
void intel_backlight_device_unregister(struct intel_connector *connector);
#else /* CONFIG_BACKLIGHT_CLASS_DEVICE */
static inline int intel_backlight_device_register(struct intel_connector *connector)
{
return 0;
}
static inline void intel_backlight_device_unregister(struct intel_connector *connector)
{
}
#endif /* CONFIG_BACKLIGHT_CLASS_DEVICE */
#endif /* __INTEL_PANEL_H__ */