1 /*
2  * Copyright 2018 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 #include "ctxgf100.h"
23 
24 /*******************************************************************************
25  * PGRAPH context implementation
26  ******************************************************************************/
27 
28 const struct gf100_gr_init
29 gv100_grctx_init_sw_veid_bundle_init_0[] = {
30 	{ 0x00001000, 64, 0x00100000, 0x00000008 },
31 	{ 0x00000941, 64, 0x00100000, 0x00000000 },
32 	{ 0x0000097e, 64, 0x00100000, 0x00000000 },
33 	{ 0x0000097f, 64, 0x00100000, 0x00000100 },
34 	{ 0x0000035c, 64, 0x00100000, 0x00000000 },
35 	{ 0x0000035d, 64, 0x00100000, 0x00000000 },
36 	{ 0x00000a08, 64, 0x00100000, 0x00000000 },
37 	{ 0x00000a09, 64, 0x00100000, 0x00000000 },
38 	{ 0x00000a0a, 64, 0x00100000, 0x00000000 },
39 	{ 0x00000352, 64, 0x00100000, 0x00000000 },
40 	{ 0x00000353, 64, 0x00100000, 0x00000000 },
41 	{ 0x00000358, 64, 0x00100000, 0x00000000 },
42 	{ 0x00000359, 64, 0x00100000, 0x00000000 },
43 	{ 0x00000370, 64, 0x00100000, 0x00000000 },
44 	{ 0x00000371, 64, 0x00100000, 0x00000000 },
45 	{ 0x00000372, 64, 0x00100000, 0x000fffff },
46 	{ 0x00000366, 64, 0x00100000, 0x00000000 },
47 	{ 0x00000367, 64, 0x00100000, 0x00000000 },
48 	{ 0x00000368, 64, 0x00100000, 0x00000fff },
49 	{ 0x00000623, 64, 0x00100000, 0x00000000 },
50 	{ 0x00000624, 64, 0x00100000, 0x00000000 },
51 	{ 0x0001e100,  1, 0x00000001, 0x02000001 },
52 	{}
53 };
54 
55 static const struct gf100_gr_pack
56 gv100_grctx_pack_sw_veid_bundle_init[] = {
57 	{ gv100_grctx_init_sw_veid_bundle_init_0 },
58 	{}
59 };
60 
61 void
gv100_grctx_generate_attrib(struct gf100_grctx * info)62 gv100_grctx_generate_attrib(struct gf100_grctx *info)
63 {
64 	struct gf100_gr *gr = info->gr;
65 	const struct gf100_grctx_func *grctx = gr->func->grctx;
66 	const u32  alpha = grctx->alpha_nr;
67 	const u32 attrib = grctx->attrib_nr;
68 	const u32   gfxp = grctx->gfxp_nr;
69 	const int s = 12;
70 	u32 size = grctx->alpha_nr_max * gr->tpc_total;
71 	u32 ao = 0;
72 	u32 bo = ao + size;
73 	int gpc, ppc, b, n = 0;
74 
75 	for (gpc = 0; gpc < gr->gpc_nr; gpc++)
76 		size += grctx->gfxp_nr * gr->ppc_nr[gpc] * gr->ppc_tpc_max;
77 	size = ((size * 0x20) + 127) & ~127;
78 	b = mmio_vram(info, size, (1 << s), false);
79 
80 	mmio_refn(info, 0x418810, 0x80000000, s, b);
81 	mmio_refn(info, 0x419848, 0x10000000, s, b);
82 	mmio_refn(info, 0x419c2c, 0x10000000, s, b);
83 	mmio_refn(info, 0x419e00, 0x00000000, s, b);
84 	mmio_wr32(info, 0x419e04, 0x80000000 | size >> 7);
85 	mmio_wr32(info, 0x405830, attrib);
86 	mmio_wr32(info, 0x40585c, alpha);
87 
88 	for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
89 		for (ppc = 0; ppc < gr->ppc_nr[gpc]; ppc++, n++) {
90 			const u32 as =  alpha * gr->ppc_tpc_nr[gpc][ppc];
91 			const u32 bs = attrib * gr->ppc_tpc_max;
92 			const u32 gs =   gfxp * gr->ppc_tpc_max;
93 			const u32 u = 0x418ea0 + (n * 0x04);
94 			const u32 o = PPC_UNIT(gpc, ppc, 0);
95 			if (!(gr->ppc_mask[gpc] & (1 << ppc)))
96 				continue;
97 			mmio_wr32(info, o + 0xc0, gs);
98 			mmio_wr32(info, o + 0xf4, bo);
99 			mmio_wr32(info, o + 0xf0, bs);
100 			bo += gs;
101 			mmio_wr32(info, o + 0xe4, as);
102 			mmio_wr32(info, o + 0xf8, ao);
103 			ao += grctx->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
104 			mmio_wr32(info, u, bs);
105 		}
106 	}
107 
108 	mmio_wr32(info, 0x4181e4, 0x00000100);
109 	mmio_wr32(info, 0x41befc, 0x00000100);
110 }
111 
112 void
gv100_grctx_generate_rop_mapping(struct gf100_gr * gr)113 gv100_grctx_generate_rop_mapping(struct gf100_gr *gr)
114 {
115 	struct nvkm_device *device = gr->base.engine.subdev.device;
116 	u32 data;
117 	int i, j;
118 
119 	/* Pack tile map into register format. */
120 	nvkm_wr32(device, 0x418bb8, (gr->tpc_total << 8) |
121 				     gr->screen_tile_row_offset);
122 	for (i = 0; i < 11; i++) {
123 		for (data = 0, j = 0; j < 6; j++)
124 			data |= (gr->tile[i * 6 + j] & 0x1f) << (j * 5);
125 		nvkm_wr32(device, 0x418b08 + (i * 4), data);
126 		nvkm_wr32(device, 0x41bf00 + (i * 4), data);
127 		nvkm_wr32(device, 0x40780c + (i * 4), data);
128 	}
129 
130 	/* GPC_BROADCAST.TP_BROADCAST */
131 	nvkm_wr32(device, 0x41bfd0, (gr->tpc_total << 8) |
132 				     gr->screen_tile_row_offset);
133 	for (i = 0, j = 1; i < 5; i++, j += 4) {
134 		u8 v19 = (1 << (j + 0)) % gr->tpc_total;
135 		u8 v20 = (1 << (j + 1)) % gr->tpc_total;
136 		u8 v21 = (1 << (j + 2)) % gr->tpc_total;
137 		u8 v22 = (1 << (j + 3)) % gr->tpc_total;
138 		nvkm_wr32(device, 0x41bfb0 + (i * 4), (v22 << 24) |
139 						      (v21 << 16) |
140 						      (v20 <<  8) |
141 						       v19);
142 	}
143 
144 	/* UNK78xx */
145 	nvkm_wr32(device, 0x4078bc, (gr->tpc_total << 8) |
146 				     gr->screen_tile_row_offset);
147 }
148 
149 void
gv100_grctx_generate_r400088(struct gf100_gr * gr,bool on)150 gv100_grctx_generate_r400088(struct gf100_gr *gr, bool on)
151 {
152 	struct nvkm_device *device = gr->base.engine.subdev.device;
153 	nvkm_mask(device, 0x400088, 0x00060000, on ? 0x00060000 : 0x00000000);
154 }
155 
156 static void
gv100_grctx_generate_sm_id(struct gf100_gr * gr,int gpc,int tpc,int sm)157 gv100_grctx_generate_sm_id(struct gf100_gr *gr, int gpc, int tpc, int sm)
158 {
159 	struct nvkm_device *device = gr->base.engine.subdev.device;
160 	nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x608), sm);
161 	nvkm_wr32(device, GPC_UNIT(gpc, 0x0c10 + tpc * 4), sm);
162 	nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x088), sm);
163 }
164 
165 void
gv100_grctx_generate_unkn(struct gf100_gr * gr)166 gv100_grctx_generate_unkn(struct gf100_gr *gr)
167 {
168 	struct nvkm_device *device = gr->base.engine.subdev.device;
169 	nvkm_mask(device, 0x41980c, 0x00000010, 0x00000010);
170 	nvkm_mask(device, 0x41be08, 0x00000004, 0x00000004);
171 	nvkm_mask(device, 0x4064c0, 0x80000000, 0x80000000);
172 	nvkm_mask(device, 0x405800, 0x08000000, 0x08000000);
173 	nvkm_mask(device, 0x419c00, 0x00000008, 0x00000008);
174 }
175 
176 void
gv100_grctx_unkn88c(struct gf100_gr * gr,bool on)177 gv100_grctx_unkn88c(struct gf100_gr *gr, bool on)
178 {
179 	struct nvkm_device *device = gr->base.engine.subdev.device;
180 	const u32 mask = 0x00000010, data = on ? mask : 0x00000000;
181 	nvkm_mask(device, 0x40988c, mask, data);
182 	nvkm_rd32(device, 0x40988c);
183 	nvkm_mask(device, 0x41a88c, mask, data);
184 	nvkm_rd32(device, 0x41a88c);
185 	nvkm_mask(device, 0x408a14, mask, data);
186 	nvkm_rd32(device, 0x408a14);
187 }
188 
189 const struct gf100_grctx_func
190 gv100_grctx = {
191 	.unkn88c = gv100_grctx_unkn88c,
192 	.main = gf100_grctx_generate_main,
193 	.unkn = gv100_grctx_generate_unkn,
194 	.sw_veid_bundle_init = gv100_grctx_pack_sw_veid_bundle_init,
195 	.bundle = gm107_grctx_generate_bundle,
196 	.bundle_size = 0x3000,
197 	.bundle_min_gpm_fifo_depth = 0x180,
198 	.bundle_token_limit = 0x1680,
199 	.pagepool = gp100_grctx_generate_pagepool,
200 	.pagepool_size = 0x20000,
201 	.attrib = gv100_grctx_generate_attrib,
202 	.attrib_nr_max = 0x6c0,
203 	.attrib_nr = 0x480,
204 	.alpha_nr_max = 0xc00,
205 	.alpha_nr = 0x800,
206 	.gfxp_nr = 0xd10,
207 	.sm_id = gv100_grctx_generate_sm_id,
208 	.rop_mapping = gv100_grctx_generate_rop_mapping,
209 	.dist_skip_table = gm200_grctx_generate_dist_skip_table,
210 	.r406500 = gm200_grctx_generate_r406500,
211 	.gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr,
212 	.smid_config = gp100_grctx_generate_smid_config,
213 	.r400088 = gv100_grctx_generate_r400088,
214 };
215