drivers/gpu/drm/nouveau/nouveau_boa0b5.c

   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_mem.h"
  32
  33 #include <nvif/push906f.h>
  34
  35 #include <nvhw/class/cla0b5.h>
  36
  37 int
  38 nve0_bo_move_copy(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
  39                   struct ttm_resource *old_reg, struct ttm_resource *new_reg)
  40 {
  41         struct nouveau_mem *mem = nouveau_mem(old_reg);
  42         struct nvif_push *push = chan->chan.push;
  43         int ret;
  44
  45         ret = PUSH_WAIT(push, 10);
  46         if (ret)
  47                 return ret;
  48
  49         PUSH_MTHD(push, NVA0B5, OFFSET_IN_UPPER,
  50                   NVVAL(NVA0B5, OFFSET_IN_UPPER, UPPER, upper_32_bits(mem->vma[0].addr)),
  51
  52                                 OFFSET_IN_LOWER, lower_32_bits(mem->vma[0].addr),
  53
  54                                 OFFSET_OUT_UPPER,
  55                   NVVAL(NVA0B5, OFFSET_OUT_UPPER, UPPER, upper_32_bits(mem->vma[1].addr)),
  56
  57                                 OFFSET_OUT_LOWER, lower_32_bits(mem->vma[1].addr),
  58                                 PITCH_IN, PAGE_SIZE,
  59                                 PITCH_OUT, PAGE_SIZE,
  60                                 LINE_LENGTH_IN, PAGE_SIZE,
  61                                 LINE_COUNT, new_reg->num_pages);
  62
  63         PUSH_IMMD(push, NVA0B5, LAUNCH_DMA,
  64                   NVDEF(NVA0B5, LAUNCH_DMA, DATA_TRANSFER_TYPE, NON_PIPELINED) |
  65                   NVDEF(NVA0B5, LAUNCH_DMA, FLUSH_ENABLE, TRUE) |
  66                   NVDEF(NVA0B5, LAUNCH_DMA, SEMAPHORE_TYPE, NONE) |
  67                   NVDEF(NVA0B5, LAUNCH_DMA, INTERRUPT_TYPE, NONE) |
  68                   NVDEF(NVA0B5, LAUNCH_DMA, SRC_MEMORY_LAYOUT, PITCH) |
  69                   NVDEF(NVA0B5, LAUNCH_DMA, DST_MEMORY_LAYOUT, PITCH) |
  70                   NVDEF(NVA0B5, LAUNCH_DMA, MULTI_LINE_ENABLE, TRUE) |
  71                   NVDEF(NVA0B5, LAUNCH_DMA, REMAP_ENABLE, FALSE) |
  72                   NVDEF(NVA0B5, LAUNCH_DMA, BYPASS_L2, USE_PTE_SETTING) |
  73                   NVDEF(NVA0B5, LAUNCH_DMA, SRC_TYPE, VIRTUAL) |
  74                   NVDEF(NVA0B5, LAUNCH_DMA, DST_TYPE, VIRTUAL));
  75         return 0;
  76 }
  77
  78 int
  79 nve0_bo_move_init(struct nouveau_channel *chan, u32 handle)
  80 {
  81         struct nvif_push *push = chan->chan.push;
  82         int ret;
  83
  84         ret = PUSH_WAIT(push, 2);
  85         if (ret)
  86                 return ret;
  87
  88         PUSH_NVSQ(push, NVA0B5, 0x0000, handle & 0x0000ffff);
  89         return 0;
  90 }