1 /*
2  * Copyright 2012 Red Hat Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Ben Skeggs
23  */
24 #include "nv40.h"
25 #include "regs.h"
26 
27 #include <subdev/fb.h>
28 #include <engine/fifo.h>
29 
30 static void
31 nv44_gr_tile(struct nvkm_gr *base, int i, struct nvkm_fb_tile *tile)
32 {
33 	struct nv40_gr *gr = nv40_gr(base);
34 	struct nvkm_device *device = gr->base.engine.subdev.device;
35 	struct nvkm_fifo *fifo = device->fifo;
36 	unsigned long flags;
37 
38 	nvkm_fifo_pause(fifo, &flags);
39 	nv04_gr_idle(&gr->base);
40 
41 	switch (device->chipset) {
42 	case 0x44:
43 	case 0x4a:
44 		nvkm_wr32(device, NV20_PGRAPH_TSIZE(i), tile->pitch);
45 		nvkm_wr32(device, NV20_PGRAPH_TLIMIT(i), tile->limit);
46 		nvkm_wr32(device, NV20_PGRAPH_TILE(i), tile->addr);
47 		break;
48 	case 0x46:
49 	case 0x4c:
50 	case 0x63:
51 	case 0x67:
52 	case 0x68:
53 		nvkm_wr32(device, NV47_PGRAPH_TSIZE(i), tile->pitch);
54 		nvkm_wr32(device, NV47_PGRAPH_TLIMIT(i), tile->limit);
55 		nvkm_wr32(device, NV47_PGRAPH_TILE(i), tile->addr);
56 		nvkm_wr32(device, NV40_PGRAPH_TSIZE1(i), tile->pitch);
57 		nvkm_wr32(device, NV40_PGRAPH_TLIMIT1(i), tile->limit);
58 		nvkm_wr32(device, NV40_PGRAPH_TILE1(i), tile->addr);
59 		break;
60 	case 0x4e:
61 		nvkm_wr32(device, NV20_PGRAPH_TSIZE(i), tile->pitch);
62 		nvkm_wr32(device, NV20_PGRAPH_TLIMIT(i), tile->limit);
63 		nvkm_wr32(device, NV20_PGRAPH_TILE(i), tile->addr);
64 		nvkm_wr32(device, NV40_PGRAPH_TSIZE1(i), tile->pitch);
65 		nvkm_wr32(device, NV40_PGRAPH_TLIMIT1(i), tile->limit);
66 		nvkm_wr32(device, NV40_PGRAPH_TILE1(i), tile->addr);
67 		break;
68 	default:
69 		WARN_ON(1);
70 		break;
71 	}
72 
73 	nvkm_fifo_start(fifo, &flags);
74 }
75 
76 static const struct nvkm_gr_func
77 nv44_gr = {
78 	.init = nv40_gr_init,
79 	.intr = nv40_gr_intr,
80 	.tile = nv44_gr_tile,
81 	.units = nv40_gr_units,
82 	.chan_new = nv40_gr_chan_new,
83 	.sclass = {
84 		{ -1, -1, 0x0012, &nv40_gr_object }, /* beta1 */
85 		{ -1, -1, 0x0019, &nv40_gr_object }, /* clip */
86 		{ -1, -1, 0x0030, &nv40_gr_object }, /* null */
87 		{ -1, -1, 0x0039, &nv40_gr_object }, /* m2mf */
88 		{ -1, -1, 0x0043, &nv40_gr_object }, /* rop */
89 		{ -1, -1, 0x0044, &nv40_gr_object }, /* patt */
90 		{ -1, -1, 0x004a, &nv40_gr_object }, /* gdi */
91 		{ -1, -1, 0x0062, &nv40_gr_object }, /* surf2d */
92 		{ -1, -1, 0x0072, &nv40_gr_object }, /* beta4 */
93 		{ -1, -1, 0x0089, &nv40_gr_object }, /* sifm */
94 		{ -1, -1, 0x008a, &nv40_gr_object }, /* ifc */
95 		{ -1, -1, 0x009f, &nv40_gr_object }, /* imageblit */
96 		{ -1, -1, 0x3062, &nv40_gr_object }, /* surf2d (nv40) */
97 		{ -1, -1, 0x3089, &nv40_gr_object }, /* sifm (nv40) */
98 		{ -1, -1, 0x309e, &nv40_gr_object }, /* swzsurf (nv40) */
99 		{ -1, -1, 0x4497, &nv40_gr_object }, /* curie */
100 		{}
101 	}
102 };
103 
104 int
105 nv44_gr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_gr **pgr)
106 {
107 	return nv40_gr_new_(&nv44_gr, device, type, inst, pgr);
108 }
109