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 #include <subdev/fb.h>
9 
10 /*******************************************************************************
11  * PGRAPH context
12  ******************************************************************************/
13 
14 static const struct nvkm_object_func
15 nv30_gr_chan = {
16 	.dtor = nv20_gr_chan_dtor,
17 	.init = nv20_gr_chan_init,
18 	.fini = nv20_gr_chan_fini,
19 };
20 
21 static int
nv30_gr_chan_new(struct nvkm_gr * base,struct nvkm_fifo_chan * fifoch,const struct nvkm_oclass * oclass,struct nvkm_object ** pobject)22 nv30_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
23 		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
24 {
25 	struct nv20_gr *gr = nv20_gr(base);
26 	struct nv20_gr_chan *chan;
27 	int ret, i;
28 
29 	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
30 		return -ENOMEM;
31 	nvkm_object_ctor(&nv30_gr_chan, oclass, &chan->object);
32 	chan->gr = gr;
33 	chan->chid = fifoch->chid;
34 	*pobject = &chan->object;
35 
36 	ret = nvkm_memory_new(gr->base.engine.subdev.device,
37 			      NVKM_MEM_TARGET_INST, 0x5f48, 16, true,
38 			      &chan->inst);
39 	if (ret)
40 		return ret;
41 
42 	nvkm_kmap(chan->inst);
43 	nvkm_wo32(chan->inst, 0x0028, 0x00000001 | (chan->chid << 24));
44 	nvkm_wo32(chan->inst, 0x0410, 0x00000101);
45 	nvkm_wo32(chan->inst, 0x0424, 0x00000111);
46 	nvkm_wo32(chan->inst, 0x0428, 0x00000060);
47 	nvkm_wo32(chan->inst, 0x0444, 0x00000080);
48 	nvkm_wo32(chan->inst, 0x0448, 0xffff0000);
49 	nvkm_wo32(chan->inst, 0x044c, 0x00000001);
50 	nvkm_wo32(chan->inst, 0x0460, 0x44400000);
51 	nvkm_wo32(chan->inst, 0x048c, 0xffff0000);
52 	for (i = 0x04e0; i < 0x04e8; i += 4)
53 		nvkm_wo32(chan->inst, i, 0x0fff0000);
54 	nvkm_wo32(chan->inst, 0x04ec, 0x00011100);
55 	for (i = 0x0508; i < 0x0548; i += 4)
56 		nvkm_wo32(chan->inst, i, 0x07ff0000);
57 	nvkm_wo32(chan->inst, 0x0550, 0x4b7fffff);
58 	nvkm_wo32(chan->inst, 0x058c, 0x00000080);
59 	nvkm_wo32(chan->inst, 0x0590, 0x30201000);
60 	nvkm_wo32(chan->inst, 0x0594, 0x70605040);
61 	nvkm_wo32(chan->inst, 0x0598, 0xb8a89888);
62 	nvkm_wo32(chan->inst, 0x059c, 0xf8e8d8c8);
63 	nvkm_wo32(chan->inst, 0x05b0, 0xb0000000);
64 	for (i = 0x0600; i < 0x0640; i += 4)
65 		nvkm_wo32(chan->inst, i, 0x00010588);
66 	for (i = 0x0640; i < 0x0680; i += 4)
67 		nvkm_wo32(chan->inst, i, 0x00030303);
68 	for (i = 0x06c0; i < 0x0700; i += 4)
69 		nvkm_wo32(chan->inst, i, 0x0008aae4);
70 	for (i = 0x0700; i < 0x0740; i += 4)
71 		nvkm_wo32(chan->inst, i, 0x01012000);
72 	for (i = 0x0740; i < 0x0780; i += 4)
73 		nvkm_wo32(chan->inst, i, 0x00080008);
74 	nvkm_wo32(chan->inst, 0x085c, 0x00040000);
75 	nvkm_wo32(chan->inst, 0x0860, 0x00010000);
76 	for (i = 0x0864; i < 0x0874; i += 4)
77 		nvkm_wo32(chan->inst, i, 0x00040004);
78 	for (i = 0x1f18; i <= 0x3088 ; i += 16) {
79 		nvkm_wo32(chan->inst, i + 0, 0x10700ff9);
80 		nvkm_wo32(chan->inst, i + 4, 0x0436086c);
81 		nvkm_wo32(chan->inst, i + 8, 0x000c001b);
82 	}
83 	for (i = 0x30b8; i < 0x30c8; i += 4)
84 		nvkm_wo32(chan->inst, i, 0x0000ffff);
85 	nvkm_wo32(chan->inst, 0x344c, 0x3f800000);
86 	nvkm_wo32(chan->inst, 0x3808, 0x3f800000);
87 	nvkm_wo32(chan->inst, 0x381c, 0x3f800000);
88 	nvkm_wo32(chan->inst, 0x3848, 0x40000000);
89 	nvkm_wo32(chan->inst, 0x384c, 0x3f800000);
90 	nvkm_wo32(chan->inst, 0x3850, 0x3f000000);
91 	nvkm_wo32(chan->inst, 0x3858, 0x40000000);
92 	nvkm_wo32(chan->inst, 0x385c, 0x3f800000);
93 	nvkm_wo32(chan->inst, 0x3864, 0xbf800000);
94 	nvkm_wo32(chan->inst, 0x386c, 0xbf800000);
95 	nvkm_done(chan->inst);
96 	return 0;
97 }
98 
99 /*******************************************************************************
100  * PGRAPH engine/subdev functions
101  ******************************************************************************/
102 
103 int
nv30_gr_init(struct nvkm_gr * base)104 nv30_gr_init(struct nvkm_gr *base)
105 {
106 	struct nv20_gr *gr = nv20_gr(base);
107 	struct nvkm_device *device = gr->base.engine.subdev.device;
108 
109 	nvkm_wr32(device, NV20_PGRAPH_CHANNEL_CTX_TABLE,
110 			  nvkm_memory_addr(gr->ctxtab) >> 4);
111 
112 	nvkm_wr32(device, NV03_PGRAPH_INTR   , 0xFFFFFFFF);
113 	nvkm_wr32(device, NV03_PGRAPH_INTR_EN, 0xFFFFFFFF);
114 
115 	nvkm_wr32(device, NV04_PGRAPH_DEBUG_0, 0xFFFFFFFF);
116 	nvkm_wr32(device, NV04_PGRAPH_DEBUG_0, 0x00000000);
117 	nvkm_wr32(device, NV04_PGRAPH_DEBUG_1, 0x401287c0);
118 	nvkm_wr32(device, 0x400890, 0x01b463ff);
119 	nvkm_wr32(device, NV04_PGRAPH_DEBUG_3, 0xf2de0475);
120 	nvkm_wr32(device, NV10_PGRAPH_DEBUG_4, 0x00008000);
121 	nvkm_wr32(device, NV04_PGRAPH_LIMIT_VIOL_PIX, 0xf04bdff6);
122 	nvkm_wr32(device, 0x400B80, 0x1003d888);
123 	nvkm_wr32(device, 0x400B84, 0x0c000000);
124 	nvkm_wr32(device, 0x400098, 0x00000000);
125 	nvkm_wr32(device, 0x40009C, 0x0005ad00);
126 	nvkm_wr32(device, 0x400B88, 0x62ff00ff); /* suspiciously like PGRAPH_DEBUG_2 */
127 	nvkm_wr32(device, 0x4000a0, 0x00000000);
128 	nvkm_wr32(device, 0x4000a4, 0x00000008);
129 	nvkm_wr32(device, 0x4008a8, 0xb784a400);
130 	nvkm_wr32(device, 0x400ba0, 0x002f8685);
131 	nvkm_wr32(device, 0x400ba4, 0x00231f3f);
132 	nvkm_wr32(device, 0x4008a4, 0x40000020);
133 
134 	if (device->chipset == 0x34) {
135 		nvkm_wr32(device, NV10_PGRAPH_RDI_INDEX, 0x00EA0004);
136 		nvkm_wr32(device, NV10_PGRAPH_RDI_DATA , 0x00200201);
137 		nvkm_wr32(device, NV10_PGRAPH_RDI_INDEX, 0x00EA0008);
138 		nvkm_wr32(device, NV10_PGRAPH_RDI_DATA , 0x00000008);
139 		nvkm_wr32(device, NV10_PGRAPH_RDI_INDEX, 0x00EA0000);
140 		nvkm_wr32(device, NV10_PGRAPH_RDI_DATA , 0x00000032);
141 		nvkm_wr32(device, NV10_PGRAPH_RDI_INDEX, 0x00E00004);
142 		nvkm_wr32(device, NV10_PGRAPH_RDI_DATA , 0x00000002);
143 	}
144 
145 	nvkm_wr32(device, 0x4000c0, 0x00000016);
146 
147 	nvkm_wr32(device, NV10_PGRAPH_CTX_CONTROL, 0x10000100);
148 	nvkm_wr32(device, NV10_PGRAPH_STATE      , 0xFFFFFFFF);
149 	nvkm_wr32(device, 0x0040075c             , 0x00000001);
150 
151 	/* begin RAM config */
152 	/* vramsz = pci_resource_len(gr->dev->pdev, 1) - 1; */
153 	nvkm_wr32(device, 0x4009A4, nvkm_rd32(device, 0x100200));
154 	nvkm_wr32(device, 0x4009A8, nvkm_rd32(device, 0x100204));
155 	if (device->chipset != 0x34) {
156 		nvkm_wr32(device, 0x400750, 0x00EA0000);
157 		nvkm_wr32(device, 0x400754, nvkm_rd32(device, 0x100200));
158 		nvkm_wr32(device, 0x400750, 0x00EA0004);
159 		nvkm_wr32(device, 0x400754, nvkm_rd32(device, 0x100204));
160 	}
161 
162 	return 0;
163 }
164 
165 static const struct nvkm_gr_func
166 nv30_gr = {
167 	.dtor = nv20_gr_dtor,
168 	.oneinit = nv20_gr_oneinit,
169 	.init = nv30_gr_init,
170 	.intr = nv20_gr_intr,
171 	.tile = nv20_gr_tile,
172 	.chan_new = nv30_gr_chan_new,
173 	.sclass = {
174 		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
175 		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
176 		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
177 		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
178 		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
179 		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
180 		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
181 		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
182 		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
183 		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
184 		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
185 		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
186 		{ -1, -1, 0x0362, &nv04_gr_object }, /* surf2d (nv30) */
187 		{ -1, -1, 0x0389, &nv04_gr_object }, /* sifm (nv30) */
188 		{ -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */
189 		{ -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */
190 		{ -1, -1, 0x0397, &nv04_gr_object }, /* rankine */
191 		{ -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */
192 		{}
193 	}
194 };
195 
196 int
nv30_gr_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_gr ** pgr)197 nv30_gr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_gr **pgr)
198 {
199 	return nv20_gr_new_(&nv30_gr, device, type, inst, pgr);
200 }
201