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

/*
 * Copyright 2012 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: Ben Skeggs
 */
#include <nvif/push006c.h>

#include <nvif/class.h>
#include <nvif/cl0002.h>
#include <nvif/if0020.h>

#include "nouveau_drv.h"
#include "nouveau_dma.h"
#include "nouveau_bo.h"
#include "nouveau_chan.h"
#include "nouveau_fence.h"
#include "nouveau_abi16.h"
#include "nouveau_vmm.h"
#include "nouveau_svm.h"

MODULE_PARM_DESC(…) …;
int nouveau_vram_pushbuf;
module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400);

void
nouveau_channel_kill(struct nouveau_channel *chan)
{ … }

static int
nouveau_channel_killed(struct nvif_event *event, void *repv, u32 repc)
{ … }

int
nouveau_channel_idle(struct nouveau_channel *chan)
{ … }

void
nouveau_channel_del(struct nouveau_channel **pchan)
{ … }

static void
nouveau_channel_kick(struct nvif_push *push)
{ … }

static int
nouveau_channel_wait(struct nvif_push *push, u32 size)
{ … }

static int
nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device,
		     u32 size, struct nouveau_channel **pchan)
{ … }

static int
nouveau_channel_ctor(struct nouveau_drm *drm, struct nvif_device *device, bool priv, u64 runm,
		     struct nouveau_channel **pchan)
{ … }

static int
nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
{ … }

int
nouveau_channel_new(struct nouveau_drm *drm, struct nvif_device *device,
		    bool priv, u64 runm, u32 vram, u32 gart, struct nouveau_channel **pchan)
{ … }

void
nouveau_channels_fini(struct nouveau_drm *drm)
{ … }

int
nouveau_channels_init(struct nouveau_drm *drm)
{ … }