Commit 6cc42fbe authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/backlight: extract backlight code to a separate file 



In a long overdue refactoring, split out backlight code to new
intel_backlight.[ch]. Simple code movement, leave renames for follow-up
work. No functional changes.

Cc: Lyude Paul <lyude@redhat.com>
Reviewed-by: default avatarLyude Paul <lyude@redhat.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/97d310848f03061473b9b2328e2c5c4dcf263cfa.1629888677.git.jani.nikula@intel.com
parent d3252e1a

drivers/gpu/drm/i915/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -249,6 +249,7 @@ i915-y += \ 
	display/g4x_dp.o \

	display/g4x_hdmi.o \

	display/icl_dsi.o \

	display/intel_backlight.o \

	display/intel_crt.o \

	display/intel_ddi.o \

	display/intel_ddi_buf_trans.o \

drivers/gpu/drm/i915/display/g4x_dp.c

+1 −1
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ 


#include "g4x_dp.h"

#include "intel_audio.h"

#include "intel_backlight.h"

#include "intel_connector.h"

#include "intel_de.h"

#include "intel_display_types.h"
@@ -16,7 +17,6 @@ 
#include "intel_fifo_underrun.h"

#include "intel_hdmi.h"

#include "intel_hotplug.h"

#include "intel_panel.h"

#include "intel_pps.h"

#include "intel_sideband.h"

drivers/gpu/drm/i915/display/icl_dsi.c

+1 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#include <drm/drm_mipi_dsi.h>



#include "intel_atomic.h"

#include "intel_backlight.h"

#include "intel_combo_phy.h"

#include "intel_connector.h"

#include "intel_crtc.h"

drivers/gpu/drm/i915/display/intel_backlight.c

0 → 100644
+1778 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/gpu/drm/i915/display/intel_backlight.h

0 → 100644
+51 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: MIT */

/*

 * Copyright © 2021 Intel Corporation

 */



#ifndef __INTEL_BACKLIGHT_H__

#define __INTEL_BACKLIGHT_H__



#include <linux/types.h>



struct drm_connector;

struct drm_connector_state;

struct intel_atomic_state;

struct intel_connector;

struct intel_crtc_state;

struct intel_encoder;

struct intel_panel;

enum pipe;



void intel_panel_init_backlight_funcs(struct intel_panel *panel);

void intel_panel_destroy_backlight(struct intel_panel *panel);

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);

void intel_panel_set_pwm_level(const struct drm_connector_state *conn_state, u32 level);

u32 intel_panel_invert_pwm_level(struct intel_connector *connector, u32 level);

u32 intel_panel_backlight_level_to_pwm(struct intel_connector *connector, u32 level);

u32 intel_panel_backlight_level_from_pwm(struct intel_connector *connector, u32 val);



#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_BACKLIGHT_H__ */