kernel/drivers/gpu/drm/nouveau/nouveau_bo5039.c
2024-07-22 17:22:30 +08:00

152 lines
4.5 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_drv.h"
#include "nouveau_mem.h"
#include <nvif/push206e.h>
#include <nvhw/class/cl5039.h>
int
nv50_bo_move_m2mf(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;
u64 length = (new_reg->num_pages << PAGE_SHIFT);
u64 src_offset = mem->vma[0].addr;
u64 dst_offset = mem->vma[1].addr;
int src_tiled = !!mem->kind;
int dst_tiled = !!nouveau_mem(new_reg)->kind;
int ret;
while (length) {
u32 amount, stride, height;
ret = PUSH_WAIT(push, 18 + 6 * (src_tiled + dst_tiled));
if (ret)
return ret;
amount = min(length, (u64)(4 * 1024 * 1024));
stride = 16 * 4;
height = amount / stride;
if (src_tiled) {
PUSH_MTHD(push, NV5039, SET_SRC_MEMORY_LAYOUT,
NVDEF(NV5039, SET_SRC_MEMORY_LAYOUT, V, BLOCKLINEAR),
SET_SRC_BLOCK_SIZE,
NVDEF(NV5039, SET_SRC_BLOCK_SIZE, WIDTH, ONE_GOB) |
NVDEF(NV5039, SET_SRC_BLOCK_SIZE, HEIGHT, ONE_GOB) |
NVDEF(NV5039, SET_SRC_BLOCK_SIZE, DEPTH, ONE_GOB),
SET_SRC_WIDTH, stride,
SET_SRC_HEIGHT, height,
SET_SRC_DEPTH, 1,
SET_SRC_LAYER, 0,
SET_SRC_ORIGIN,
NVVAL(NV5039, SET_SRC_ORIGIN, X, 0) |
NVVAL(NV5039, SET_SRC_ORIGIN, Y, 0));
} else {
PUSH_MTHD(push, NV5039, SET_SRC_MEMORY_LAYOUT,
NVDEF(NV5039, SET_SRC_MEMORY_LAYOUT, V, PITCH));
}
if (dst_tiled) {
PUSH_MTHD(push, NV5039, SET_DST_MEMORY_LAYOUT,
NVDEF(NV5039, SET_DST_MEMORY_LAYOUT, V, BLOCKLINEAR),
SET_DST_BLOCK_SIZE,
NVDEF(NV5039, SET_DST_BLOCK_SIZE, WIDTH, ONE_GOB) |
NVDEF(NV5039, SET_DST_BLOCK_SIZE, HEIGHT, ONE_GOB) |
NVDEF(NV5039, SET_DST_BLOCK_SIZE, DEPTH, ONE_GOB),
SET_DST_WIDTH, stride,
SET_DST_HEIGHT, height,
SET_DST_DEPTH, 1,
SET_DST_LAYER, 0,
SET_DST_ORIGIN,
NVVAL(NV5039, SET_DST_ORIGIN, X, 0) |
NVVAL(NV5039, SET_DST_ORIGIN, Y, 0));
} else {
PUSH_MTHD(push, NV5039, SET_DST_MEMORY_LAYOUT,
NVDEF(NV5039, SET_DST_MEMORY_LAYOUT, V, PITCH));
}
PUSH_MTHD(push, NV5039, OFFSET_IN_UPPER,
NVVAL(NV5039, OFFSET_IN_UPPER, VALUE, upper_32_bits(src_offset)),
OFFSET_OUT_UPPER,
NVVAL(NV5039, OFFSET_OUT_UPPER, VALUE, upper_32_bits(dst_offset)));
PUSH_MTHD(push, NV5039, OFFSET_IN, lower_32_bits(src_offset),
OFFSET_OUT, lower_32_bits(dst_offset),
PITCH_IN, stride,
PITCH_OUT, stride,
LINE_LENGTH_IN, stride,
LINE_COUNT, height,
FORMAT,
NVDEF(NV5039, FORMAT, IN, ONE) |
NVDEF(NV5039, FORMAT, OUT, ONE),
BUFFER_NOTIFY,
NVDEF(NV5039, BUFFER_NOTIFY, TYPE, WRITE_ONLY));
PUSH_MTHD(push, NV5039, NO_OPERATION, 0x00000000);
length -= amount;
src_offset += amount;
dst_offset += amount;
}
return 0;
}
int
nv50_bo_move_init(struct nouveau_channel *chan, u32 handle)
{
struct nvif_push *push = chan->chan.push;
int ret;
ret = PUSH_WAIT(push, 6);
if (ret)
return ret;
PUSH_MTHD(push, NV5039, SET_OBJECT, handle);
PUSH_MTHD(push, NV5039, SET_CONTEXT_DMA_NOTIFY, chan->drm->ntfy.handle,
SET_CONTEXT_DMA_BUFFER_IN, chan->vram.handle,
SET_CONTEXT_DMA_BUFFER_OUT, chan->vram.handle);
return 0;
}