1 // SPDX-License-Identifier: MIT
2 #include "nv20.h"
3 #include "regs.h"
4 
5 #include <core/gpuobj.h>
6 #include <engine/fifo.h>
7 #include <engine/fifo/chan.h>
8 
9 /*******************************************************************************
10  * PGRAPH context
11  ******************************************************************************/
12 
13 static const struct nvkm_object_func
14 nv2a_gr_chan = {
15 	.dtor = nv20_gr_chan_dtor,
16 	.init = nv20_gr_chan_init,
17 	.fini = nv20_gr_chan_fini,
18 };
19 
20 static int
nv2a_gr_chan_new(struct nvkm_gr * base,struct nvkm_fifo_chan * fifoch,const struct nvkm_oclass * oclass,struct nvkm_object ** pobject)21 nv2a_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
22 		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
23 {
24 	struct nv20_gr *gr = nv20_gr(base);
25 	struct nv20_gr_chan *chan;
26 	int ret, i;
27 
28 	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
29 		return -ENOMEM;
30 	nvkm_object_ctor(&nv2a_gr_chan, oclass, &chan->object);
31 	chan->gr = gr;
32 	chan->chid = fifoch->chid;
33 	*pobject = &chan->object;
34 
35 	ret = nvkm_memory_new(gr->base.engine.subdev.device,
36 			      NVKM_MEM_TARGET_INST, 0x36b0, 16, true,
37 			      &chan->inst);
38 	if (ret)
39 		return ret;
40 
41 	nvkm_kmap(chan->inst);
42 	nvkm_wo32(chan->inst, 0x0000, 0x00000001 | (chan->chid << 24));
43 	nvkm_wo32(chan->inst, 0x033c, 0xffff0000);
44 	nvkm_wo32(chan->inst, 0x03a0, 0x0fff0000);
45 	nvkm_wo32(chan->inst, 0x03a4, 0x0fff0000);
46 	nvkm_wo32(chan->inst, 0x047c, 0x00000101);
47 	nvkm_wo32(chan->inst, 0x0490, 0x00000111);
48 	nvkm_wo32(chan->inst, 0x04a8, 0x44400000);
49 	for (i = 0x04d4; i <= 0x04e0; i += 4)
50 		nvkm_wo32(chan->inst, i, 0x00030303);
51 	for (i = 0x04f4; i <= 0x0500; i += 4)
52 		nvkm_wo32(chan->inst, i, 0x00080000);
53 	for (i = 0x050c; i <= 0x0518; i += 4)
54 		nvkm_wo32(chan->inst, i, 0x01012000);
55 	for (i = 0x051c; i <= 0x0528; i += 4)
56 		nvkm_wo32(chan->inst, i, 0x000105b8);
57 	for (i = 0x052c; i <= 0x0538; i += 4)
58 		nvkm_wo32(chan->inst, i, 0x00080008);
59 	for (i = 0x055c; i <= 0x0598; i += 4)
60 		nvkm_wo32(chan->inst, i, 0x07ff0000);
61 	nvkm_wo32(chan->inst, 0x05a4, 0x4b7fffff);
62 	nvkm_wo32(chan->inst, 0x05fc, 0x00000001);
63 	nvkm_wo32(chan->inst, 0x0604, 0x00004000);
64 	nvkm_wo32(chan->inst, 0x0610, 0x00000001);
65 	nvkm_wo32(chan->inst, 0x0618, 0x00040000);
66 	nvkm_wo32(chan->inst, 0x061c, 0x00010000);
67 	for (i = 0x1a9c; i <= 0x22fc; i += 16) { /*XXX: check!! */
68 		nvkm_wo32(chan->inst, (i + 0), 0x10700ff9);
69 		nvkm_wo32(chan->inst, (i + 4), 0x0436086c);
70 		nvkm_wo32(chan->inst, (i + 8), 0x000c001b);
71 	}
72 	nvkm_wo32(chan->inst, 0x269c, 0x3f800000);
73 	nvkm_wo32(chan->inst, 0x26b0, 0x3f800000);
74 	nvkm_wo32(chan->inst, 0x26dc, 0x40000000);
75 	nvkm_wo32(chan->inst, 0x26e0, 0x3f800000);
76 	nvkm_wo32(chan->inst, 0x26e4, 0x3f000000);
77 	nvkm_wo32(chan->inst, 0x26ec, 0x40000000);
78 	nvkm_wo32(chan->inst, 0x26f0, 0x3f800000);
79 	nvkm_wo32(chan->inst, 0x26f8, 0xbf800000);
80 	nvkm_wo32(chan->inst, 0x2700, 0xbf800000);
81 	nvkm_wo32(chan->inst, 0x3024, 0x000fe000);
82 	nvkm_wo32(chan->inst, 0x30a0, 0x000003f8);
83 	nvkm_wo32(chan->inst, 0x33fc, 0x002fe000);
84 	for (i = 0x341c; i <= 0x3438; i += 4)
85 		nvkm_wo32(chan->inst, i, 0x001c527c);
86 	nvkm_done(chan->inst);
87 	return 0;
88 }
89 
90 /*******************************************************************************
91  * PGRAPH engine/subdev functions
92  ******************************************************************************/
93 
94 static const struct nvkm_gr_func
95 nv2a_gr = {
96 	.dtor = nv20_gr_dtor,
97 	.oneinit = nv20_gr_oneinit,
98 	.init = nv20_gr_init,
99 	.intr = nv20_gr_intr,
100 	.tile = nv20_gr_tile,
101 	.chan_new = nv2a_gr_chan_new,
102 	.sclass = {
103 		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
104 		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
105 		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
106 		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
107 		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
108 		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
109 		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
110 		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
111 		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
112 		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
113 		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
114 		{ -1, -1, 0x0096, &nv04_gr_object }, /* celcius */
115 		{ -1, -1, 0x009e, &nv04_gr_object }, /* swzsurf */
116 		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
117 		{ -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */
118 		{}
119 	}
120 };
121 
122 int
nv2a_gr_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_gr ** pgr)123 nv2a_gr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_gr **pgr)
124 {
125 	return nv20_gr_new_(&nv2a_gr, device, type, inst, pgr);
126 }
127