1 /* 2 * Copyright 2007 Dave Airlied 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the next 13 * paragraph) shall be included in all copies or substantial portions of the 14 * Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 /* 25 * Authors: Dave Airlied <airlied@linux.ie> 26 * Ben Skeggs <darktama@iinet.net.au> 27 * Jeremy Kolb <jkolb@brandeis.edu> 28 */ 29 #include "nouveau_bo.h" 30 #include "nouveau_dma.h" 31 #include "nouveau_drv.h" 32 #include "nouveau_mem.h" 33 34 #include <nvif/push206e.h> 35 36 #include <nvhw/class/cl5039.h> 37 38 int 39 nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, 40 struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) 41 { 42 struct nouveau_mem *mem = nouveau_mem(old_reg); 43 struct nvif_push *push = chan->chan.push; 44 u64 length = (new_reg->num_pages << PAGE_SHIFT); 45 u64 src_offset = mem->vma[0].addr; 46 u64 dst_offset = mem->vma[1].addr; 47 int src_tiled = !!mem->kind; 48 int dst_tiled = !!nouveau_mem(new_reg)->kind; 49 int ret; 50 51 while (length) { 52 u32 amount, stride, height; 53 54 ret = PUSH_WAIT(push, 18 + 6 * (src_tiled + dst_tiled)); 55 if (ret) 56 return ret; 57 58 amount = min(length, (u64)(4 * 1024 * 1024)); 59 stride = 16 * 4; 60 height = amount / stride; 61 62 if (src_tiled) { 63 PUSH_MTHD(push, NV5039, SET_SRC_MEMORY_LAYOUT, 64 NVDEF(NV5039, SET_SRC_MEMORY_LAYOUT, V, BLOCKLINEAR), 65 66 SET_SRC_BLOCK_SIZE, 67 NVDEF(NV5039, SET_SRC_BLOCK_SIZE, WIDTH, ONE_GOB) | 68 NVDEF(NV5039, SET_SRC_BLOCK_SIZE, HEIGHT, ONE_GOB) | 69 NVDEF(NV5039, SET_SRC_BLOCK_SIZE, DEPTH, ONE_GOB), 70 71 SET_SRC_WIDTH, stride, 72 SET_SRC_HEIGHT, height, 73 SET_SRC_DEPTH, 1, 74 SET_SRC_LAYER, 0, 75 76 SET_SRC_ORIGIN, 77 NVVAL(NV5039, SET_SRC_ORIGIN, X, 0) | 78 NVVAL(NV5039, SET_SRC_ORIGIN, Y, 0)); 79 } else { 80 PUSH_MTHD(push, NV5039, SET_SRC_MEMORY_LAYOUT, 81 NVDEF(NV5039, SET_SRC_MEMORY_LAYOUT, V, PITCH)); 82 } 83 84 if (dst_tiled) { 85 PUSH_MTHD(push, NV5039, SET_DST_MEMORY_LAYOUT, 86 NVDEF(NV5039, SET_DST_MEMORY_LAYOUT, V, BLOCKLINEAR), 87 88 SET_DST_BLOCK_SIZE, 89 NVDEF(NV5039, SET_DST_BLOCK_SIZE, WIDTH, ONE_GOB) | 90 NVDEF(NV5039, SET_DST_BLOCK_SIZE, HEIGHT, ONE_GOB) | 91 NVDEF(NV5039, SET_DST_BLOCK_SIZE, DEPTH, ONE_GOB), 92 93 SET_DST_WIDTH, stride, 94 SET_DST_HEIGHT, height, 95 SET_DST_DEPTH, 1, 96 SET_DST_LAYER, 0, 97 98 SET_DST_ORIGIN, 99 NVVAL(NV5039, SET_DST_ORIGIN, X, 0) | 100 NVVAL(NV5039, SET_DST_ORIGIN, Y, 0)); 101 } else { 102 PUSH_MTHD(push, NV5039, SET_DST_MEMORY_LAYOUT, 103 NVDEF(NV5039, SET_DST_MEMORY_LAYOUT, V, PITCH)); 104 } 105 106 PUSH_MTHD(push, NV5039, OFFSET_IN_UPPER, 107 NVVAL(NV5039, OFFSET_IN_UPPER, VALUE, upper_32_bits(src_offset)), 108 109 OFFSET_OUT_UPPER, 110 NVVAL(NV5039, OFFSET_OUT_UPPER, VALUE, upper_32_bits(dst_offset))); 111 112 PUSH_MTHD(push, NV5039, OFFSET_IN, lower_32_bits(src_offset), 113 OFFSET_OUT, lower_32_bits(dst_offset), 114 PITCH_IN, stride, 115 PITCH_OUT, stride, 116 LINE_LENGTH_IN, stride, 117 LINE_COUNT, height, 118 119 FORMAT, 120 NVDEF(NV5039, FORMAT, IN, ONE) | 121 NVDEF(NV5039, FORMAT, OUT, ONE), 122 123 BUFFER_NOTIFY, 124 NVDEF(NV5039, BUFFER_NOTIFY, TYPE, WRITE_ONLY)); 125 126 PUSH_MTHD(push, NV5039, NO_OPERATION, 0x00000000); 127 128 length -= amount; 129 src_offset += amount; 130 dst_offset += amount; 131 } 132 133 return 0; 134 } 135 136 int 137 nv50_bo_move_init(struct nouveau_channel *chan, u32 handle) 138 { 139 struct nvif_push *push = chan->chan.push; 140 int ret; 141 142 ret = PUSH_WAIT(push, 6); 143 if (ret) 144 return ret; 145 146 PUSH_MTHD(push, NV5039, SET_OBJECT, handle); 147 PUSH_MTHD(push, NV5039, SET_CONTEXT_DMA_NOTIFY, chan->drm->ntfy.handle, 148 SET_CONTEXT_DMA_BUFFER_IN, chan->vram.handle, 149 SET_CONTEXT_DMA_BUFFER_OUT, chan->vram.handle); 150 return 0; 151 } 152