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drm/i915: extract intel_lpe_audio.h from i915_drv.h 

It used to be handy that we only had a couple of headers, but over time
i915_drv.h has become unwieldy. Extract declarations to a separate
header file corresponding to the implementation module, clarifying the
modularity of the driver.

Ensure the new header is self-contained, and do so with minimal further
includes, using forward declarations as needed. Include the new header
only where needed, and sort the modified include directives while at it
and as needed.

No functional changes.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/9101a58b9f10bcf11332175e17b6e6e45f4ebd17.1556809195.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2019-05-02 18:02:41 +03:00
parent b1ad4c39bf
commit a2649b342d
6 changed files with 30 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/i915/Makefile.header-test
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@ -42,6 +42,7 @@ header_test := \
intel_hdcp.h \
intel_hdmi.h \
intel_hotplug.h \
intel_lpe_audio.h \
intel_lspcon.h \
intel_lvds.h \
intel_overlay.h \

8
drivers/gpu/drm/i915/i915_drv.h
View File

@ -3247,14 +3247,6 @@ extern int i915_restore_state(struct drm_i915_private *dev_priv);
void i915_setup_sysfs(struct drm_i915_private *dev_priv);
void i915_teardown_sysfs(struct drm_i915_private *dev_priv);
/* intel_lpe_audio.c */
int intel_lpe_audio_init(struct drm_i915_private *dev_priv);
void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv);
void intel_lpe_audio_irq_handler(struct drm_i915_private *dev_priv);
void intel_lpe_audio_notify(struct drm_i915_private *dev_priv,
enum pipe pipe, enum port port,
const void *eld, int ls_clock, bool dp_output);
/* intel_i2c.c */
extern int intel_setup_gmbus(struct drm_i915_private *dev_priv);
extern void intel_teardown_gmbus(struct drm_i915_private *dev_priv);

1
drivers/gpu/drm/i915/i915_irq.c
View File

@ -43,6 +43,7 @@
#include "intel_drv.h"
#include "intel_fifo_underrun.h"
#include "intel_hotplug.h"
#include "intel_lpe_audio.h"
#include "intel_psr.h"
/**

2
drivers/gpu/drm/i915/intel_audio.c
View File

@ -26,11 +26,11 @@
#include <drm/drm_edid.h>
#include <drm/i915_component.h>
#include <drm/intel_lpe_audio.h>
#include "i915_drv.h"
#include "intel_audio.h"
#include "intel_drv.h"
#include "intel_lpe_audio.h"
/**
* DOC: High Definition Audio over HDMI and Display Port

8
drivers/gpu/drm/i915/intel_lpe_audio.c
View File

@ -61,15 +61,17 @@
*/
#include <linux/acpi.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/irq.h>
#include <linux/pci.h>
#include <linux/pm_runtime.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <drm/intel_lpe_audio.h>
#include "i915_drv.h"
#include <linux/delay.h>
#include <drm/intel_lpe_audio.h>
#include "intel_lpe_audio.h"
#define HAS_LPE_AUDIO(dev_priv) ((dev_priv)->lpe_audio.platdev != NULL)

22
drivers/gpu/drm/i915/intel_lpe_audio.h Normal file
View File

@ -0,0 +1,22 @@
/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_LPE_AUDIO_H__
#define __INTEL_LPE_AUDIO_H__
#include <linux/types.h>
enum pipe;
enum port;
struct drm_i915_private;
int intel_lpe_audio_init(struct drm_i915_private *dev_priv);
void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv);
void intel_lpe_audio_irq_handler(struct drm_i915_private *dev_priv);
void intel_lpe_audio_notify(struct drm_i915_private *dev_priv,
enum pipe pipe, enum port port,
const void *eld, int ls_clock, bool dp_output);
#endif /* __INTEL_LPE_AUDIO_H__ */