linux/drivers/gpu/drm/nouveau/nouveau_gem.c

/*
 * Copyright (C) 2008 Ben Skeggs.
 * 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 <drm/drm_gem_ttm_helper.h>

#include "nouveau_drv.h"
#include "nouveau_dma.h"
#include "nouveau_fence.h"
#include "nouveau_abi16.h"

#include "nouveau_ttm.h"
#include "nouveau_gem.h"
#include "nouveau_mem.h"
#include "nouveau_vmm.h"

#include <nvif/class.h>
#include <nvif/push206e.h>

static vm_fault_t nouveau_ttm_fault(struct vm_fault *vmf)
{ … }

static const struct vm_operations_struct nouveau_ttm_vm_ops = …;

void
nouveau_gem_object_del(struct drm_gem_object *gem)
{ … }

int
nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
{ … }

struct nouveau_gem_object_unmap { … };

static void
nouveau_gem_object_delete(struct nouveau_vma *vma)
{ … }

static void
nouveau_gem_object_delete_work(struct nouveau_cli_work *w)
{ … }

static void
nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nouveau_vma *vma)
{ … }

void
nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv)
{ … }

const struct drm_gem_object_funcs nouveau_gem_object_funcs = …;

int
nouveau_gem_new(struct nouveau_cli *cli, u64 size, int align, uint32_t domain,
		uint32_t tile_mode, uint32_t tile_flags,
		struct nouveau_bo **pnvbo)
{ … }

static int
nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem,
		 struct drm_nouveau_gem_info *rep)
{ … }

int
nouveau_gem_ioctl_new(struct drm_device *dev, void *data,
		      struct drm_file *file_priv)
{ … }

static int
nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains,
		       uint32_t write_domains, uint32_t valid_domains)
{ … }

struct validate_op { … };

static void
validate_fini_no_ticket(struct validate_op *op, struct nouveau_channel *chan,
			struct nouveau_fence *fence,
			struct drm_nouveau_gem_pushbuf_bo *pbbo)
{ … }

static void
validate_fini(struct validate_op *op, struct nouveau_channel *chan,
	      struct nouveau_fence *fence,
	      struct drm_nouveau_gem_pushbuf_bo *pbbo)
{ … }

static int
validate_init(struct nouveau_channel *chan, struct drm_file *file_priv,
	      struct drm_nouveau_gem_pushbuf_bo *pbbo,
	      int nr_buffers, struct validate_op *op)
{ … }

static int
validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli,
	      struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo)
{ … }

static int
nouveau_gem_pushbuf_validate(struct nouveau_channel *chan,
			     struct drm_file *file_priv,
			     struct drm_nouveau_gem_pushbuf_bo *pbbo,
			     int nr_buffers,
			     struct validate_op *op, bool *apply_relocs)
{ … }

static int
nouveau_gem_pushbuf_reloc_apply(struct nouveau_cli *cli,
				struct drm_nouveau_gem_pushbuf *req,
				struct drm_nouveau_gem_pushbuf_reloc *reloc,
				struct drm_nouveau_gem_pushbuf_bo *bo)
{ … }

int
nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
			  struct drm_file *file_priv)
{ … }

int
nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data,
			   struct drm_file *file_priv)
{ … }

int
nouveau_gem_ioctl_cpu_fini(struct drm_device *dev, void *data,
			   struct drm_file *file_priv)
{ … }

int
nouveau_gem_ioctl_info(struct drm_device *dev, void *data,
		       struct drm_file *file_priv)
{ … }