WSL2-Linux-Kernel/drivers/gpu/drm/nouveau/nouveau_bo74c1.c

55 строки
2.0 KiB
C

/*
* Copyright 2007 Dave Airlied
* 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
* VA LINUX SYSTEMS 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.
*/
/*
* Authors: Dave Airlied <airlied@linux.ie>
* Ben Skeggs <darktama@iinet.net.au>
* Jeremy Kolb <jkolb@brandeis.edu>
*/
#include "nouveau_bo.h"
#include "nouveau_dma.h"
#include "nouveau_mem.h"
#include <nvif/push206e.h>
int
nv84_bo_move_exec(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
struct ttm_resource *old_reg, struct ttm_resource *new_reg)
{
struct nouveau_mem *mem = nouveau_mem(old_reg);
struct nvif_push *push = chan->chan.push;
int ret;
ret = PUSH_WAIT(push, 7);
if (ret)
return ret;
PUSH_NVSQ(push, NV74C1, 0x0304, new_reg->num_pages << PAGE_SHIFT,
0x0308, upper_32_bits(mem->vma[0].addr),
0x030c, lower_32_bits(mem->vma[0].addr),
0x0310, upper_32_bits(mem->vma[1].addr),
0x0314, lower_32_bits(mem->vma[1].addr),
0x0318, 0x00000000 /* MODE_COPY, QUERY_NONE */);
return 0;
}