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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 "gf100.h"
25 #include "ctxgf100.h"
26 
27 #include <subdev/fb.h>
28 
29 #include <nvif/class.h>
30 
31 /*******************************************************************************
32  * PGRAPH register lists
33  ******************************************************************************/
34 
35 const struct gf100_gr_init
36 gk104_gr_init_main_0[] = {
37 	{ 0x400080,   1, 0x04, 0x003083c2 },
38 	{ 0x400088,   1, 0x04, 0x0001ffe7 },
39 	{ 0x40008c,   1, 0x04, 0x00000000 },
40 	{ 0x400090,   1, 0x04, 0x00000030 },
41 	{ 0x40013c,   1, 0x04, 0x003901f7 },
42 	{ 0x400140,   1, 0x04, 0x00000100 },
43 	{ 0x400144,   1, 0x04, 0x00000000 },
44 	{ 0x400148,   1, 0x04, 0x00000110 },
45 	{ 0x400138,   1, 0x04, 0x00000000 },
46 	{ 0x400130,   2, 0x04, 0x00000000 },
47 	{ 0x400124,   1, 0x04, 0x00000002 },
48 	{}
49 };
50 
51 static const struct gf100_gr_init
52 gk104_gr_init_ds_0[] = {
53 	{ 0x405844,   1, 0x04, 0x00ffffff },
54 	{ 0x405850,   1, 0x04, 0x00000000 },
55 	{ 0x405900,   1, 0x04, 0x0000ff34 },
56 	{ 0x405908,   1, 0x04, 0x00000000 },
57 	{ 0x405928,   2, 0x04, 0x00000000 },
58 	{}
59 };
60 
61 static const struct gf100_gr_init
62 gk104_gr_init_sked_0[] = {
63 	{ 0x407010,   1, 0x04, 0x00000000 },
64 	{}
65 };
66 
67 static const struct gf100_gr_init
68 gk104_gr_init_cwd_0[] = {
69 	{ 0x405b50,   1, 0x04, 0x00000000 },
70 	{}
71 };
72 
73 static const struct gf100_gr_init
74 gk104_gr_init_gpc_unk_1[] = {
75 	{ 0x418d00,   1, 0x04, 0x00000000 },
76 	{ 0x418d28,   2, 0x04, 0x00000000 },
77 	{ 0x418f00,   1, 0x04, 0x00000000 },
78 	{ 0x418f08,   1, 0x04, 0x00000000 },
79 	{ 0x418f20,   2, 0x04, 0x00000000 },
80 	{ 0x418e00,   1, 0x04, 0x00000060 },
81 	{ 0x418e08,   1, 0x04, 0x00000000 },
82 	{ 0x418e1c,   2, 0x04, 0x00000000 },
83 	{}
84 };
85 
86 const struct gf100_gr_init
87 gk104_gr_init_tpccs_0[] = {
88 	{ 0x419d0c,   1, 0x04, 0x00000000 },
89 	{ 0x419d10,   1, 0x04, 0x00000014 },
90 	{}
91 };
92 
93 const struct gf100_gr_init
94 gk104_gr_init_pe_0[] = {
95 	{ 0x41980c,   1, 0x04, 0x00000010 },
96 	{ 0x419844,   1, 0x04, 0x00000000 },
97 	{ 0x419850,   1, 0x04, 0x00000004 },
98 	{ 0x419854,   2, 0x04, 0x00000000 },
99 	{}
100 };
101 
102 static const struct gf100_gr_init
103 gk104_gr_init_l1c_0[] = {
104 	{ 0x419c98,   1, 0x04, 0x00000000 },
105 	{ 0x419ca8,   1, 0x04, 0x00000000 },
106 	{ 0x419cb0,   1, 0x04, 0x01000000 },
107 	{ 0x419cb4,   1, 0x04, 0x00000000 },
108 	{ 0x419cb8,   1, 0x04, 0x00b08bea },
109 	{ 0x419c84,   1, 0x04, 0x00010384 },
110 	{ 0x419cbc,   1, 0x04, 0x28137646 },
111 	{ 0x419cc0,   2, 0x04, 0x00000000 },
112 	{ 0x419c80,   1, 0x04, 0x00020232 },
113 	{}
114 };
115 
116 static const struct gf100_gr_init
117 gk104_gr_init_sm_0[] = {
118 	{ 0x419e00,   1, 0x04, 0x00000000 },
119 	{ 0x419ea0,   1, 0x04, 0x00000000 },
120 	{ 0x419ee4,   1, 0x04, 0x00000000 },
121 	{ 0x419ea4,   1, 0x04, 0x00000100 },
122 	{ 0x419ea8,   1, 0x04, 0x00000000 },
123 	{ 0x419eb4,   4, 0x04, 0x00000000 },
124 	{ 0x419edc,   1, 0x04, 0x00000000 },
125 	{ 0x419f00,   1, 0x04, 0x00000000 },
126 	{ 0x419f74,   1, 0x04, 0x00000555 },
127 	{}
128 };
129 
130 const struct gf100_gr_init
131 gk104_gr_init_be_0[] = {
132 	{ 0x40880c,   1, 0x04, 0x00000000 },
133 	{ 0x408850,   1, 0x04, 0x00000004 },
134 	{ 0x408910,   9, 0x04, 0x00000000 },
135 	{ 0x408950,   1, 0x04, 0x00000000 },
136 	{ 0x408954,   1, 0x04, 0x0000ffff },
137 	{ 0x408958,   1, 0x04, 0x00000034 },
138 	{ 0x408984,   1, 0x04, 0x00000000 },
139 	{ 0x408988,   1, 0x04, 0x08040201 },
140 	{ 0x40898c,   1, 0x04, 0x80402010 },
141 	{}
142 };
143 
144 const struct gf100_gr_pack
145 gk104_gr_pack_mmio[] = {
146 	{ gk104_gr_init_main_0 },
147 	{ gf100_gr_init_fe_0 },
148 	{ gf100_gr_init_pri_0 },
149 	{ gf100_gr_init_rstr2d_0 },
150 	{ gf119_gr_init_pd_0 },
151 	{ gk104_gr_init_ds_0 },
152 	{ gf100_gr_init_scc_0 },
153 	{ gk104_gr_init_sked_0 },
154 	{ gk104_gr_init_cwd_0 },
155 	{ gf119_gr_init_prop_0 },
156 	{ gf108_gr_init_gpc_unk_0 },
157 	{ gf100_gr_init_setup_0 },
158 	{ gf100_gr_init_crstr_0 },
159 	{ gf108_gr_init_setup_1 },
160 	{ gf100_gr_init_zcull_0 },
161 	{ gf119_gr_init_gpm_0 },
162 	{ gk104_gr_init_gpc_unk_1 },
163 	{ gf100_gr_init_gcc_0 },
164 	{ gk104_gr_init_tpccs_0 },
165 	{ gf119_gr_init_tex_0 },
166 	{ gk104_gr_init_pe_0 },
167 	{ gk104_gr_init_l1c_0 },
168 	{ gf100_gr_init_mpc_0 },
169 	{ gk104_gr_init_sm_0 },
170 	{ gf117_gr_init_pes_0 },
171 	{ gf117_gr_init_wwdx_0 },
172 	{ gf117_gr_init_cbm_0 },
173 	{ gk104_gr_init_be_0 },
174 	{ gf100_gr_init_fe_1 },
175 	{}
176 };
177 
178 /*******************************************************************************
179  * PGRAPH engine/subdev functions
180  ******************************************************************************/
181 
182 void
gk104_gr_init_rop_active_fbps(struct gf100_gr * gr)183 gk104_gr_init_rop_active_fbps(struct gf100_gr *gr)
184 {
185 	struct nvkm_device *device = gr->base.engine.subdev.device;
186 	const u32 fbp_count = nvkm_rd32(device, 0x120074);
187 	nvkm_mask(device, 0x408850, 0x0000000f, fbp_count); /* zrop */
188 	nvkm_mask(device, 0x408958, 0x0000000f, fbp_count); /* crop */
189 }
190 
191 void
gk104_gr_init_ppc_exceptions(struct gf100_gr * gr)192 gk104_gr_init_ppc_exceptions(struct gf100_gr *gr)
193 {
194 	struct nvkm_device *device = gr->base.engine.subdev.device;
195 	int gpc, ppc;
196 
197 	for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
198 		for (ppc = 0; ppc < gr->ppc_nr[gpc]; ppc++) {
199 			if (!(gr->ppc_mask[gpc] & (1 << ppc)))
200 				continue;
201 			nvkm_wr32(device, PPC_UNIT(gpc, ppc, 0x038), 0xc0000000);
202 		}
203 	}
204 }
205 
206 int
gk104_gr_init(struct gf100_gr * gr)207 gk104_gr_init(struct gf100_gr *gr)
208 {
209 	struct nvkm_device *device = gr->base.engine.subdev.device;
210 	struct nvkm_fb *fb = device->fb;
211 	const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, gr->tpc_total);
212 	u32 data[TPC_MAX / 8] = {};
213 	u8  tpcnr[GPC_MAX];
214 	int gpc, tpc, rop;
215 	int i;
216 
217 	nvkm_wr32(device, GPC_BCAST(0x0880), 0x00000000);
218 	nvkm_wr32(device, GPC_BCAST(0x08a4), 0x00000000);
219 	nvkm_wr32(device, GPC_BCAST(0x0888), 0x00000000);
220 	nvkm_wr32(device, GPC_BCAST(0x088c), 0x00000000);
221 	nvkm_wr32(device, GPC_BCAST(0x0890), 0x00000000);
222 	nvkm_wr32(device, GPC_BCAST(0x0894), 0x00000000);
223 	nvkm_wr32(device, GPC_BCAST(0x08b4), nvkm_memory_addr(fb->mmu_wr) >> 8);
224 	nvkm_wr32(device, GPC_BCAST(0x08b8), nvkm_memory_addr(fb->mmu_rd) >> 8);
225 
226 	gf100_gr_mmio(gr, gr->func->mmio);
227 
228 	nvkm_wr32(device, GPC_UNIT(0, 0x3018), 0x00000001);
229 
230 	memset(data, 0x00, sizeof(data));
231 	memcpy(tpcnr, gr->tpc_nr, sizeof(gr->tpc_nr));
232 	for (i = 0, gpc = -1; i < gr->tpc_total; i++) {
233 		do {
234 			gpc = (gpc + 1) % gr->gpc_nr;
235 		} while (!tpcnr[gpc]);
236 		tpc = gr->tpc_nr[gpc] - tpcnr[gpc]--;
237 
238 		data[i / 8] |= tpc << ((i % 8) * 4);
239 	}
240 
241 	nvkm_wr32(device, GPC_BCAST(0x0980), data[0]);
242 	nvkm_wr32(device, GPC_BCAST(0x0984), data[1]);
243 	nvkm_wr32(device, GPC_BCAST(0x0988), data[2]);
244 	nvkm_wr32(device, GPC_BCAST(0x098c), data[3]);
245 
246 	for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
247 		nvkm_wr32(device, GPC_UNIT(gpc, 0x0914),
248 			  gr->screen_tile_row_offset << 8 | gr->tpc_nr[gpc]);
249 		nvkm_wr32(device, GPC_UNIT(gpc, 0x0910), 0x00040000 |
250 							 gr->tpc_total);
251 		nvkm_wr32(device, GPC_UNIT(gpc, 0x0918), magicgpc918);
252 	}
253 
254 	nvkm_wr32(device, GPC_BCAST(0x3fd4), magicgpc918);
255 	nvkm_wr32(device, GPC_BCAST(0x08ac), nvkm_rd32(device, 0x100800));
256 
257 	gr->func->init_rop_active_fbps(gr);
258 
259 	nvkm_wr32(device, 0x400500, 0x00010001);
260 
261 	nvkm_wr32(device, 0x400100, 0xffffffff);
262 	nvkm_wr32(device, 0x40013c, 0xffffffff);
263 
264 	nvkm_wr32(device, 0x409ffc, 0x00000000);
265 	nvkm_wr32(device, 0x409c14, 0x00003e3e);
266 	nvkm_wr32(device, 0x409c24, 0x000f0001);
267 	nvkm_wr32(device, 0x404000, 0xc0000000);
268 	nvkm_wr32(device, 0x404600, 0xc0000000);
269 	nvkm_wr32(device, 0x408030, 0xc0000000);
270 	nvkm_wr32(device, 0x404490, 0xc0000000);
271 	nvkm_wr32(device, 0x406018, 0xc0000000);
272 	nvkm_wr32(device, 0x407020, 0x40000000);
273 	nvkm_wr32(device, 0x405840, 0xc0000000);
274 	nvkm_wr32(device, 0x405844, 0x00ffffff);
275 	nvkm_mask(device, 0x419cc0, 0x00000008, 0x00000008);
276 	nvkm_mask(device, 0x419eb4, 0x00001000, 0x00001000);
277 
278 	gr->func->init_ppc_exceptions(gr);
279 
280 	for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
281 		nvkm_wr32(device, GPC_UNIT(gpc, 0x0420), 0xc0000000);
282 		nvkm_wr32(device, GPC_UNIT(gpc, 0x0900), 0xc0000000);
283 		nvkm_wr32(device, GPC_UNIT(gpc, 0x1028), 0xc0000000);
284 		nvkm_wr32(device, GPC_UNIT(gpc, 0x0824), 0xc0000000);
285 		for (tpc = 0; tpc < gr->tpc_nr[gpc]; tpc++) {
286 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x508), 0xffffffff);
287 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x50c), 0xffffffff);
288 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x224), 0xc0000000);
289 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x48c), 0xc0000000);
290 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x084), 0xc0000000);
291 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x644), 0x001ffffe);
292 			nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x64c), 0x0000000f);
293 		}
294 		nvkm_wr32(device, GPC_UNIT(gpc, 0x2c90), 0xffffffff);
295 		nvkm_wr32(device, GPC_UNIT(gpc, 0x2c94), 0xffffffff);
296 	}
297 
298 	for (rop = 0; rop < gr->rop_nr; rop++) {
299 		nvkm_wr32(device, ROP_UNIT(rop, 0x144), 0xc0000000);
300 		nvkm_wr32(device, ROP_UNIT(rop, 0x070), 0xc0000000);
301 		nvkm_wr32(device, ROP_UNIT(rop, 0x204), 0xffffffff);
302 		nvkm_wr32(device, ROP_UNIT(rop, 0x208), 0xffffffff);
303 	}
304 
305 	nvkm_wr32(device, 0x400108, 0xffffffff);
306 	nvkm_wr32(device, 0x400138, 0xffffffff);
307 	nvkm_wr32(device, 0x400118, 0xffffffff);
308 	nvkm_wr32(device, 0x400130, 0xffffffff);
309 	nvkm_wr32(device, 0x40011c, 0xffffffff);
310 	nvkm_wr32(device, 0x400134, 0xffffffff);
311 
312 	nvkm_wr32(device, 0x400054, 0x34ce3464);
313 
314 	gf100_gr_zbc_init(gr);
315 
316 	return gf100_gr_init_ctxctl(gr);
317 }
318 
319 #include "fuc/hubgk104.fuc3.h"
320 
321 static struct gf100_gr_ucode
322 gk104_gr_fecs_ucode = {
323 	.code.data = gk104_grhub_code,
324 	.code.size = sizeof(gk104_grhub_code),
325 	.data.data = gk104_grhub_data,
326 	.data.size = sizeof(gk104_grhub_data),
327 };
328 
329 #include "fuc/gpcgk104.fuc3.h"
330 
331 static struct gf100_gr_ucode
332 gk104_gr_gpccs_ucode = {
333 	.code.data = gk104_grgpc_code,
334 	.code.size = sizeof(gk104_grgpc_code),
335 	.data.data = gk104_grgpc_data,
336 	.data.size = sizeof(gk104_grgpc_data),
337 };
338 
339 static const struct gf100_gr_func
340 gk104_gr = {
341 	.init = gk104_gr_init,
342 	.init_rop_active_fbps = gk104_gr_init_rop_active_fbps,
343 	.init_ppc_exceptions = gk104_gr_init_ppc_exceptions,
344 	.mmio = gk104_gr_pack_mmio,
345 	.fecs.ucode = &gk104_gr_fecs_ucode,
346 	.gpccs.ucode = &gk104_gr_gpccs_ucode,
347 	.rops = gf100_gr_rops,
348 	.ppc_nr = 1,
349 	.grctx = &gk104_grctx,
350 	.sclass = {
351 		{ -1, -1, FERMI_TWOD_A },
352 		{ -1, -1, KEPLER_INLINE_TO_MEMORY_A },
353 		{ -1, -1, KEPLER_A, &gf100_fermi },
354 		{ -1, -1, KEPLER_COMPUTE_A },
355 		{}
356 	}
357 };
358 
359 int
gk104_gr_new(struct nvkm_device * device,int index,struct nvkm_gr ** pgr)360 gk104_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr)
361 {
362 	return gf100_gr_new_(&gk104_gr, device, index, pgr);
363 }
364