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author | Ben Skeggs <bskeggs@redhat.com> | 2020-06-22 08:37:19 +0300 |
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committer | Ben Skeggs <bskeggs@redhat.com> | 2020-07-24 11:50:56 +0300 |
commit | 8b9d5d63a7193156b6b397c4f5078efbc200695f (patch) | |
tree | 1b1f78055b46bccea2930787316dc6e0b6726d09 /drivers/gpu/drm/nouveau/nouveau_bo74c1.c | |
parent | a535aa677521f63acbca3804ae42e062a912add0 (diff) | |
download | linux-8b9d5d63a7193156b6b397c4f5078efbc200695f.tar.xz |
drm/nouveau/bo: split buffer move functions into their own source files
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bo74c1.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo74c1.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo74c1.c b/drivers/gpu/drm/nouveau/nouveau_bo74c1.c new file mode 100644 index 000000000000..7528a03229b2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_bo74c1.c @@ -0,0 +1,49 @@ +/* + * 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" + +int +nv84_bo_move_exec(struct nouveau_channel *chan, struct ttm_buffer_object *bo, + struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) +{ + struct nouveau_mem *mem = nouveau_mem(old_reg); + int ret = RING_SPACE(chan, 7); + if (ret == 0) { + BEGIN_NV04(chan, NvSubCopy, 0x0304, 6); + OUT_RING (chan, new_reg->num_pages << PAGE_SHIFT); + OUT_RING (chan, upper_32_bits(mem->vma[0].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[0].addr)); + OUT_RING (chan, upper_32_bits(mem->vma[1].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[1].addr)); + OUT_RING (chan, 0x00000000 /* MODE_COPY, QUERY_NONE */); + } + return ret; +} |