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drm: Remove unused drm_platform midlayer

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Now that the last driver has been converted, the drm_platform midlayer
is unused. Remove it.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch
Reviewed-by: Sean Paul <seanpaul@chromium.org>
This commit is contained in:
Laurent Pinchart 2016-12-13 21:24:34 +02:00
parent 896bbc3ef1
commit 620f74f51c
4 changed files with 1 additions and 94 deletions
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3
Documentation/gpu/drm-internals.rst
View File

@ -240,9 +240,6 @@ drivers.
.. kernel-doc:: drivers/gpu/drm/drm_pci.c
:export:
.. kernel-doc:: drivers/gpu/drm/drm_platform.c
:export:
Open/Close, File Operations and IOCTLs
======================================

2
drivers/gpu/drm/Makefile
View File

@ -7,7 +7,7 @@ drm-y := drm_auth.o drm_bufs.o drm_cache.o \
drm_fops.o drm_gem.o drm_ioctl.o drm_irq.o \
drm_lock.o drm_memory.o drm_drv.o \
drm_scatter.o drm_pci.o \
drm_platform.o drm_sysfs.o drm_hashtab.o drm_mm.o \
drm_sysfs.o drm_hashtab.o drm_mm.o \
drm_crtc.o drm_fourcc.o drm_modes.o drm_edid.o \
drm_info.o drm_encoder_slave.o \
drm_trace_points.o drm_global.o drm_prime.o \

87
drivers/gpu/drm/drm_platform.c
View File

@ -1,87 +0,0 @@
/*
* Derived from drm_pci.c
*
* Copyright 2003 José Fonseca.
* Copyright 2003 Leif Delgass.
* Copyright (c) 2009, Code Aurora Forum.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <linux/export.h>
#include <drm/drmP.h>
/*
* Register.
*
* \param platdev - Platform device struture
* \return zero on success or a negative number on failure.
*
* Attempt to gets inter module "drm" information. If we are first
* then register the character device and inter module information.
* Try and register, if we fail to register, backout previous work.
*/
static int drm_get_platform_dev(struct platform_device *platdev,
struct drm_driver *driver)
{
struct drm_device *dev;
int ret;
DRM_DEBUG("\n");
dev = drm_dev_alloc(driver, &platdev->dev);
if (IS_ERR(dev))
return PTR_ERR(dev);
dev->platformdev = platdev;
ret = drm_dev_register(dev, 0);
if (ret)
goto err_free;
return 0;
err_free:
drm_dev_unref(dev);
return ret;
}
/**
* drm_platform_init - Register a platform device with the DRM subsystem
* @driver: DRM device driver
* @platform_device: platform device to register
*
* Registers the specified DRM device driver and platform device with the DRM
* subsystem, initializing a drm_device structure and calling the driver's
* .load() function.
*
* NOTE: This function is deprecated, please use drm_dev_alloc() and
* drm_dev_register() instead and remove your &drm_driver.load callback.
*
* Return: 0 on success or a negative error code on failure.
*/
int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device)
{
DRM_DEBUG("\n");
return drm_get_platform_dev(platform_device, driver);
}
EXPORT_SYMBOL(drm_platform_init);

3
include/drm/drmP.h
View File

@ -819,9 +819,6 @@ static inline int drm_pci_set_busid(struct drm_device *dev,
extern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask);
extern int drm_pcie_get_max_link_width(struct drm_device *dev, u32 *mlw);
/* platform section */
extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device);
/* returns true if currently okay to sleep */
static __inline__ bool drm_can_sleep(void)
{