linux/drivers/gpu/drm/virtio/virtgpu_kms.c

/*
 * Copyright (C) 2015 Red Hat, Inc.
 * 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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/virtio.h>
#include <linux/virtio_config.h>
#include <linux/virtio_ring.h>

#include <drm/drm_file.h>
#include <drm/drm_managed.h>

#include "virtgpu_drv.h"

static void virtio_gpu_config_changed_work_func(struct work_struct *work)
{ … }

static void virtio_gpu_init_vq(struct virtio_gpu_queue *vgvq,
			       void (*work_func)(struct work_struct *work))
{ … }

static void virtio_gpu_get_capsets(struct virtio_gpu_device *vgdev,
				   int num_capsets)
{ … }

int virtio_gpu_init(struct virtio_device *vdev, struct drm_device *dev)
{ … }

static void virtio_gpu_cleanup_cap_cache(struct virtio_gpu_device *vgdev)
{ … }

void virtio_gpu_deinit(struct drm_device *dev)
{ … }

void virtio_gpu_release(struct drm_device *dev)
{ … }

int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file)
{ … }

void virtio_gpu_driver_postclose(struct drm_device *dev, struct drm_file *file)
{ … }