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, PFN_UP(new_reg->size));
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 }
91