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Commit 620f74f5 authored by Laurent Pinchart's avatar Laurent Pinchart
Browse files

drm: Remove unused drm_platform midlayer 



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

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: default avatarSean Paul <seanpaul@chromium.org>
parent 896bbc3e

Documentation/gpu/drm-internals.rst

+0 −3
Original line number Diff line number Diff line
@@ -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

======================================

drivers/gpu/drm/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -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 \

drivers/gpu/drm/drm_platform.c

deleted100644 → 0
+0 −87
Original line number Diff line number Diff line 
/*

 * 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);

include/drm/drmP.h

+0 −3
Original line number Diff line number Diff line
@@ -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)

{