linux/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c

/* SPDX-License-Identifier: GPL-2.0 OR MIT */
/*
 * Copyright (c) 2021-2024 Broadcom. All Rights Reserved. The term
 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS
 * 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 "vmwgfx_bo.h"
#include "vmwgfx_drv.h"

#include "drm/drm_prime.h"
#include "drm/drm_gem_ttm_helper.h"

#include <linux/debugfs.h>

static void vmw_gem_object_free(struct drm_gem_object *gobj)
{ … }

static int vmw_gem_object_open(struct drm_gem_object *obj,
			       struct drm_file *file_priv)
{ … }

static void vmw_gem_object_close(struct drm_gem_object *obj,
				 struct drm_file *file_priv)
{ … }

static int vmw_gem_object_pin(struct drm_gem_object *obj)
{ … }

static void vmw_gem_object_unpin(struct drm_gem_object *obj)
{ … }

static struct sg_table *vmw_gem_object_get_sg_table(struct drm_gem_object *obj)
{ … }

static int vmw_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map)
{ … }

static void vmw_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map)
{ … }

static int vmw_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
{ … }

static const struct vm_operations_struct vmw_vm_ops = …;

static const struct drm_gem_object_funcs vmw_gem_object_funcs = …;

int vmw_gem_object_create(struct vmw_private *vmw,
			  struct vmw_bo_params *params,
			  struct vmw_bo **p_vbo)
{ … }

int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv,
				      struct drm_file *filp,
				      uint32_t size,
				      uint32_t *handle,
				      struct vmw_bo **p_vbo)
{ … }

struct drm_gem_object *vmw_prime_import_sg_table(struct drm_device *dev,
						 struct dma_buf_attachment *attach,
						 struct sg_table *table)
{ … }

int vmw_gem_object_create_ioctl(struct drm_device *dev, void *data,
				struct drm_file *filp)
{ … }

#if defined(CONFIG_DEBUG_FS)

static void vmw_bo_print_info(int id, struct vmw_bo *bo, struct seq_file *m)
{ … }

static int vmw_debugfs_gem_info_show(struct seq_file *m, void *unused)
{ … }

DEFINE_SHOW_ATTRIBUTE(…);

#endif

void vmw_debugfs_gem_init(struct vmw_private *vdev)
{ … }