1 /*
2  * Copyright 2013 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 <bskeggs@redhat.com>
23  */
24 #include "ctxgf100.h"
25 
26 #include <subdev/fb.h>
27 #include <subdev/mc.h>
28 
29 /*******************************************************************************
30  * PGRAPH context register lists
31  ******************************************************************************/
32 
33 static const struct gf100_gr_init
34 gf117_grctx_init_ds_0[] = {
35 	{ 0x405800,   1, 0x04, 0x0f8000bf },
36 	{ 0x405830,   1, 0x04, 0x02180324 },
37 	{ 0x405834,   1, 0x04, 0x08000000 },
38 	{ 0x405838,   1, 0x04, 0x00000000 },
39 	{ 0x405854,   1, 0x04, 0x00000000 },
40 	{ 0x405870,   4, 0x04, 0x00000001 },
41 	{ 0x405a00,   2, 0x04, 0x00000000 },
42 	{ 0x405a18,   1, 0x04, 0x00000000 },
43 	{}
44 };
45 
46 static const struct gf100_gr_init
47 gf117_grctx_init_pd_0[] = {
48 	{ 0x406020,   1, 0x04, 0x000103c1 },
49 	{ 0x406028,   4, 0x04, 0x00000001 },
50 	{ 0x4064a8,   1, 0x04, 0x00000000 },
51 	{ 0x4064ac,   1, 0x04, 0x00003fff },
52 	{ 0x4064b4,   3, 0x04, 0x00000000 },
53 	{ 0x4064c0,   1, 0x04, 0x801a0078 },
54 	{ 0x4064c4,   1, 0x04, 0x00c9ffff },
55 	{ 0x4064d0,   8, 0x04, 0x00000000 },
56 	{}
57 };
58 
59 static const struct gf100_gr_pack
60 gf117_grctx_pack_hub[] = {
61 	{ gf100_grctx_init_main_0 },
62 	{ gf119_grctx_init_fe_0 },
63 	{ gf100_grctx_init_pri_0 },
64 	{ gf100_grctx_init_memfmt_0 },
65 	{ gf117_grctx_init_ds_0 },
66 	{ gf117_grctx_init_pd_0 },
67 	{ gf100_grctx_init_rstr2d_0 },
68 	{ gf100_grctx_init_scc_0 },
69 	{ gf119_grctx_init_be_0 },
70 	{}
71 };
72 
73 static const struct gf100_gr_init
74 gf117_grctx_init_setup_0[] = {
75 	{ 0x418800,   1, 0x04, 0x7006860a },
76 	{ 0x418808,   3, 0x04, 0x00000000 },
77 	{ 0x418828,   1, 0x04, 0x00008442 },
78 	{ 0x418830,   1, 0x04, 0x10000001 },
79 	{ 0x4188d8,   1, 0x04, 0x00000008 },
80 	{ 0x4188e0,   1, 0x04, 0x01000000 },
81 	{ 0x4188e8,   5, 0x04, 0x00000000 },
82 	{ 0x4188fc,   1, 0x04, 0x20100018 },
83 	{}
84 };
85 
86 static const struct gf100_gr_pack
87 gf117_grctx_pack_gpc[] = {
88 	{ gf100_grctx_init_gpc_unk_0 },
89 	{ gf119_grctx_init_prop_0 },
90 	{ gf119_grctx_init_gpc_unk_1 },
91 	{ gf117_grctx_init_setup_0 },
92 	{ gf100_grctx_init_zcull_0 },
93 	{ gf119_grctx_init_crstr_0 },
94 	{ gf108_grctx_init_gpm_0 },
95 	{ gf100_grctx_init_gcc_0 },
96 	{}
97 };
98 
99 const struct gf100_gr_init
100 gf117_grctx_init_pe_0[] = {
101 	{ 0x419848,   1, 0x04, 0x00000000 },
102 	{ 0x419864,   1, 0x04, 0x00000129 },
103 	{ 0x419888,   1, 0x04, 0x00000000 },
104 	{}
105 };
106 
107 static const struct gf100_gr_init
108 gf117_grctx_init_tex_0[] = {
109 	{ 0x419a00,   1, 0x04, 0x000001f0 },
110 	{ 0x419a04,   1, 0x04, 0x00000001 },
111 	{ 0x419a08,   1, 0x04, 0x00000023 },
112 	{ 0x419a0c,   1, 0x04, 0x00020000 },
113 	{ 0x419a10,   1, 0x04, 0x00000000 },
114 	{ 0x419a14,   1, 0x04, 0x00000200 },
115 	{ 0x419a1c,   1, 0x04, 0x00008000 },
116 	{ 0x419a20,   1, 0x04, 0x00000800 },
117 	{ 0x419ac4,   1, 0x04, 0x0017f440 },
118 	{}
119 };
120 
121 static const struct gf100_gr_init
122 gf117_grctx_init_mpc_0[] = {
123 	{ 0x419c00,   1, 0x04, 0x0000000a },
124 	{ 0x419c04,   1, 0x04, 0x00000006 },
125 	{ 0x419c08,   1, 0x04, 0x00000002 },
126 	{ 0x419c20,   1, 0x04, 0x00000000 },
127 	{ 0x419c24,   1, 0x04, 0x00084210 },
128 	{ 0x419c28,   1, 0x04, 0x3efbefbe },
129 	{}
130 };
131 
132 static const struct gf100_gr_pack
133 gf117_grctx_pack_tpc[] = {
134 	{ gf117_grctx_init_pe_0 },
135 	{ gf117_grctx_init_tex_0 },
136 	{ gf117_grctx_init_mpc_0 },
137 	{ gf104_grctx_init_l1c_0 },
138 	{ gf119_grctx_init_sm_0 },
139 	{}
140 };
141 
142 static const struct gf100_gr_init
143 gf117_grctx_init_pes_0[] = {
144 	{ 0x41be24,   1, 0x04, 0x00000002 },
145 	{}
146 };
147 
148 static const struct gf100_gr_init
149 gf117_grctx_init_cbm_0[] = {
150 	{ 0x41bec0,   1, 0x04, 0x12180000 },
151 	{ 0x41bec4,   1, 0x04, 0x00003fff },
152 	{ 0x41bee4,   1, 0x04, 0x03240218 },
153 	{}
154 };
155 
156 const struct gf100_gr_init
157 gf117_grctx_init_wwdx_0[] = {
158 	{ 0x41bf00,   1, 0x04, 0x0a418820 },
159 	{ 0x41bf04,   1, 0x04, 0x062080e6 },
160 	{ 0x41bf08,   1, 0x04, 0x020398a4 },
161 	{ 0x41bf0c,   1, 0x04, 0x0e629062 },
162 	{ 0x41bf10,   1, 0x04, 0x0a418820 },
163 	{ 0x41bf14,   1, 0x04, 0x000000e6 },
164 	{ 0x41bfd0,   1, 0x04, 0x00900103 },
165 	{ 0x41bfe0,   1, 0x04, 0x00400001 },
166 	{ 0x41bfe4,   1, 0x04, 0x00000000 },
167 	{}
168 };
169 
170 static const struct gf100_gr_pack
171 gf117_grctx_pack_ppc[] = {
172 	{ gf117_grctx_init_pes_0 },
173 	{ gf117_grctx_init_cbm_0 },
174 	{ gf117_grctx_init_wwdx_0 },
175 	{}
176 };
177 
178 /*******************************************************************************
179  * PGRAPH context implementation
180  ******************************************************************************/
181 
182 void
183 gf117_grctx_generate_attrib(struct gf100_grctx *info)
184 {
185 	struct gf100_gr *gr = info->gr;
186 	const struct gf100_grctx_func *grctx = gr->func->grctx;
187 	const u32  alpha = grctx->alpha_nr;
188 	const u32   beta = grctx->attrib_nr;
189 	const u32   size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max);
190 	const int s = 12;
191 	const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), false);
192 	const int timeslice_mode = 1;
193 	const int max_batches = 0xffff;
194 	u32 bo = 0;
195 	u32 ao = bo + grctx->attrib_nr_max * gr->tpc_total;
196 	int gpc, ppc;
197 
198 	mmio_refn(info, 0x418810, 0x80000000, s, b);
199 	mmio_refn(info, 0x419848, 0x10000000, s, b);
200 	mmio_wr32(info, 0x405830, (beta << 16) | alpha);
201 	mmio_wr32(info, 0x4064c4, ((alpha / 4) << 16) | max_batches);
202 
203 	for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
204 		for (ppc = 0; ppc < gr->ppc_nr[gpc]; ppc++) {
205 			const u32 a = alpha * gr->ppc_tpc_nr[gpc][ppc];
206 			const u32 b =  beta * gr->ppc_tpc_nr[gpc][ppc];
207 			const u32 t = timeslice_mode;
208 			const u32 o = PPC_UNIT(gpc, ppc, 0);
209 			if (!(gr->ppc_mask[gpc] & (1 << ppc)))
210 				continue;
211 			mmio_skip(info, o + 0xc0, (t << 28) | (b << 16) | ++bo);
212 			mmio_wr32(info, o + 0xc0, (t << 28) | (b << 16) | --bo);
213 			bo += grctx->attrib_nr_max * gr->ppc_tpc_nr[gpc][ppc];
214 			mmio_wr32(info, o + 0xe4, (a << 16) | ao);
215 			ao += grctx->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
216 		}
217 	}
218 }
219 
220 static void
221 gf117_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
222 {
223 	struct nvkm_device *device = gr->base.engine.subdev.device;
224 	const struct gf100_grctx_func *grctx = gr->func->grctx;
225 	u32 idle_timeout;
226 	int i;
227 
228 	nvkm_mc_unk260(device, 0);
229 
230 	gf100_gr_mmio(gr, grctx->hub);
231 	gf100_gr_mmio(gr, grctx->gpc);
232 	gf100_gr_mmio(gr, grctx->zcull);
233 	gf100_gr_mmio(gr, grctx->tpc);
234 	gf100_gr_mmio(gr, grctx->ppc);
235 
236 	idle_timeout = nvkm_mask(device, 0x404154, 0xffffffff, 0x00000000);
237 
238 	grctx->bundle(info);
239 	grctx->pagepool(info);
240 	grctx->attrib(info);
241 	grctx->unkn(gr);
242 
243 	gf100_grctx_generate_tpcid(gr);
244 	gf100_grctx_generate_r406028(gr);
245 	gf100_grctx_generate_r4060a8(gr);
246 	gk104_grctx_generate_r418bb8(gr);
247 	gf100_grctx_generate_r406800(gr);
248 
249 	for (i = 0; i < 8; i++)
250 		nvkm_wr32(device, 0x4064d0 + (i * 0x04), 0x00000000);
251 
252 	gf100_gr_icmd(gr, grctx->icmd);
253 	nvkm_wr32(device, 0x404154, idle_timeout);
254 	gf100_gr_mthd(gr, grctx->mthd);
255 	nvkm_mc_unk260(device, 1);
256 }
257 
258 const struct gf100_grctx_func
259 gf117_grctx = {
260 	.main  = gf117_grctx_generate_main,
261 	.unkn  = gk104_grctx_generate_unkn,
262 	.hub   = gf117_grctx_pack_hub,
263 	.gpc   = gf117_grctx_pack_gpc,
264 	.zcull = gf100_grctx_pack_zcull,
265 	.tpc   = gf117_grctx_pack_tpc,
266 	.ppc   = gf117_grctx_pack_ppc,
267 	.icmd  = gf119_grctx_pack_icmd,
268 	.mthd  = gf119_grctx_pack_mthd,
269 	.bundle = gf100_grctx_generate_bundle,
270 	.bundle_size = 0x1800,
271 	.pagepool = gf100_grctx_generate_pagepool,
272 	.pagepool_size = 0x8000,
273 	.attrib = gf117_grctx_generate_attrib,
274 	.attrib_nr_max = 0x324,
275 	.attrib_nr = 0x218,
276 	.alpha_nr_max = 0x7ff,
277 	.alpha_nr = 0x324,
278 };
279