linux/drivers/gpu/drm/qxl/qxl_image.c

/*
 * Copyright 2013 Red Hat Inc.
 *
 * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
 *
 * Authors: Dave Airlie
 *          Alon Levy
 */

#include <linux/gfp.h>
#include <linux/slab.h>

#include "qxl_drv.h"
#include "qxl_object.h"

static int
qxl_allocate_chunk(struct qxl_device *qdev,
		   struct qxl_release *release,
		   struct qxl_drm_image *image,
		   unsigned int chunk_size)
{ … }

int
qxl_image_alloc_objects(struct qxl_device *qdev,
			struct qxl_release *release,
			struct qxl_drm_image **image_ptr,
			int height, int stride)
{ … }

void qxl_image_free_objects(struct qxl_device *qdev, struct qxl_drm_image *dimage)
{ … }

static int
qxl_image_init_helper(struct qxl_device *qdev,
		      struct qxl_release *release,
		      struct qxl_drm_image *dimage,
		      const uint8_t *data,
		      int width, int height,
		      int depth, unsigned int hash,
		      int stride)
{ … }

int qxl_image_init(struct qxl_device *qdev,
		     struct qxl_release *release,
		     struct qxl_drm_image *dimage,
		     const uint8_t *data,
		     int x, int y, int width, int height,
		     int depth, int stride)
{ … }