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
23 */
24 #include "gf100.h"
25
26 const struct nvkm_specsrc
27 gf100_pbfb_sources[] = {
28 { 0x10f100, (const struct nvkm_specmux[]) {
29 { 0x1, 0, "unk0" },
30 { 0x3f, 4, "unk4" },
31 {}
32 }, "pbfb_broadcast_pm_unk100" },
33 {}
34 };
35
36 const struct nvkm_specsrc
37 gf100_pmfb_sources[] = {
38 { 0x140028, (const struct nvkm_specmux[]) {
39 { 0x3fff, 0, "unk0" },
40 { 0x7, 16, "unk16" },
41 { 0x3, 24, "unk24" },
42 { 0x2, 29, "unk29" },
43 {}
44 }, "pmfb0_pm_unk28" },
45 {}
46 };
47
48 static const struct nvkm_specsrc
49 gf100_l1_sources[] = {
50 { 0x5044a8, (const struct nvkm_specmux[]) {
51 { 0x3f, 0, "sel", true },
52 {}
53 }, "pgraph_gpc0_tpc0_l1_pm_mux" },
54 {}
55 };
56
57 static const struct nvkm_specsrc
58 gf100_tex_sources[] = {
59 { 0x5042c0, (const struct nvkm_specmux[]) {
60 { 0xf, 0, "sel0", true },
61 { 0x7, 8, "sel1", true },
62 {}
63 }, "pgraph_gpc0_tpc0_tex_pm_mux_c_d" },
64 {}
65 };
66
67 static const struct nvkm_specsrc
68 gf100_unk400_sources[] = {
69 { 0x50440c, (const struct nvkm_specmux[]) {
70 { 0x3f, 0, "sel", true },
71 {}
72 }, "pgraph_gpc0_tpc0_unk400_pm_mux" },
73 {}
74 };
75
76 static const struct nvkm_specdom
77 gf100_pm_hub[] = {
78 {}
79 };
80
81 const struct nvkm_specdom
82 gf100_pm_gpc[] = {
83 { 0xe0, (const struct nvkm_specsig[]) {
84 { 0x00, "gpc00_l1_00", gf100_l1_sources },
85 { 0x01, "gpc00_l1_01", gf100_l1_sources },
86 { 0x02, "gpc00_l1_02", gf100_l1_sources },
87 { 0x03, "gpc00_l1_03", gf100_l1_sources },
88 { 0x05, "gpc00_l1_04", gf100_l1_sources },
89 { 0x06, "gpc00_l1_05", gf100_l1_sources },
90 { 0x0a, "gpc00_tex_00", gf100_tex_sources },
91 { 0x0b, "gpc00_tex_01", gf100_tex_sources },
92 { 0x0c, "gpc00_tex_02", gf100_tex_sources },
93 { 0x0d, "gpc00_tex_03", gf100_tex_sources },
94 { 0x0e, "gpc00_tex_04", gf100_tex_sources },
95 { 0x0f, "gpc00_tex_05", gf100_tex_sources },
96 { 0x10, "gpc00_tex_06", gf100_tex_sources },
97 { 0x11, "gpc00_tex_07", gf100_tex_sources },
98 { 0x12, "gpc00_tex_08", gf100_tex_sources },
99 { 0x26, "gpc00_unk400_00", gf100_unk400_sources },
100 {}
101 }, &gf100_perfctr_func },
102 {}
103 };
104
105 static const struct nvkm_specdom
106 gf100_pm_part[] = {
107 { 0xe0, (const struct nvkm_specsig[]) {
108 { 0x0f, "part00_pbfb_00", gf100_pbfb_sources },
109 { 0x10, "part00_pbfb_01", gf100_pbfb_sources },
110 { 0x21, "part00_pmfb_00", gf100_pmfb_sources },
111 { 0x04, "part00_pmfb_01", gf100_pmfb_sources },
112 { 0x00, "part00_pmfb_02", gf100_pmfb_sources },
113 { 0x02, "part00_pmfb_03", gf100_pmfb_sources },
114 { 0x01, "part00_pmfb_04", gf100_pmfb_sources },
115 { 0x2e, "part00_pmfb_05", gf100_pmfb_sources },
116 { 0x2f, "part00_pmfb_06", gf100_pmfb_sources },
117 { 0x1b, "part00_pmfb_07", gf100_pmfb_sources },
118 { 0x1c, "part00_pmfb_08", gf100_pmfb_sources },
119 { 0x1d, "part00_pmfb_09", gf100_pmfb_sources },
120 { 0x1e, "part00_pmfb_0a", gf100_pmfb_sources },
121 { 0x1f, "part00_pmfb_0b", gf100_pmfb_sources },
122 {}
123 }, &gf100_perfctr_func },
124 {}
125 };
126
127 static void
gf100_perfctr_init(struct nvkm_pm * pm,struct nvkm_perfdom * dom,struct nvkm_perfctr * ctr)128 gf100_perfctr_init(struct nvkm_pm *pm, struct nvkm_perfdom *dom,
129 struct nvkm_perfctr *ctr)
130 {
131 struct nvkm_device *device = pm->engine.subdev.device;
132 u32 log = ctr->logic_op;
133 u32 src = 0x00000000;
134 int i;
135
136 for (i = 0; i < 4; i++)
137 src |= ctr->signal[i] << (i * 8);
138
139 nvkm_wr32(device, dom->addr + 0x09c, 0x00040002 | (dom->mode << 3));
140 nvkm_wr32(device, dom->addr + 0x100, 0x00000000);
141 nvkm_wr32(device, dom->addr + 0x040 + (ctr->slot * 0x08), src);
142 nvkm_wr32(device, dom->addr + 0x044 + (ctr->slot * 0x08), log);
143 }
144
145 static void
gf100_perfctr_read(struct nvkm_pm * pm,struct nvkm_perfdom * dom,struct nvkm_perfctr * ctr)146 gf100_perfctr_read(struct nvkm_pm *pm, struct nvkm_perfdom *dom,
147 struct nvkm_perfctr *ctr)
148 {
149 struct nvkm_device *device = pm->engine.subdev.device;
150
151 switch (ctr->slot) {
152 case 0: ctr->ctr = nvkm_rd32(device, dom->addr + 0x08c); break;
153 case 1: ctr->ctr = nvkm_rd32(device, dom->addr + 0x088); break;
154 case 2: ctr->ctr = nvkm_rd32(device, dom->addr + 0x080); break;
155 case 3: ctr->ctr = nvkm_rd32(device, dom->addr + 0x090); break;
156 }
157 dom->clk = nvkm_rd32(device, dom->addr + 0x070);
158 }
159
160 static void
gf100_perfctr_next(struct nvkm_pm * pm,struct nvkm_perfdom * dom)161 gf100_perfctr_next(struct nvkm_pm *pm, struct nvkm_perfdom *dom)
162 {
163 struct nvkm_device *device = pm->engine.subdev.device;
164 nvkm_wr32(device, dom->addr + 0x06c, dom->signal_nr - 0x40 + 0x27);
165 nvkm_wr32(device, dom->addr + 0x0ec, 0x00000011);
166 }
167
168 const struct nvkm_funcdom
169 gf100_perfctr_func = {
170 .init = gf100_perfctr_init,
171 .read = gf100_perfctr_read,
172 .next = gf100_perfctr_next,
173 };
174
175 static void
gf100_pm_fini(struct nvkm_pm * pm)176 gf100_pm_fini(struct nvkm_pm *pm)
177 {
178 struct nvkm_device *device = pm->engine.subdev.device;
179 nvkm_mask(device, 0x000200, 0x10000000, 0x00000000);
180 nvkm_mask(device, 0x000200, 0x10000000, 0x10000000);
181 }
182
183 static const struct nvkm_pm_func
184 gf100_pm_ = {
185 .fini = gf100_pm_fini,
186 };
187
188 int
gf100_pm_new_(const struct gf100_pm_func * func,struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_pm ** ppm)189 gf100_pm_new_(const struct gf100_pm_func *func, struct nvkm_device *device,
190 enum nvkm_subdev_type type, int inst, struct nvkm_pm **ppm)
191 {
192 struct nvkm_pm *pm;
193 u32 mask;
194 int ret;
195
196 if (!(pm = *ppm = kzalloc(sizeof(*pm), GFP_KERNEL)))
197 return -ENOMEM;
198
199 ret = nvkm_pm_ctor(&gf100_pm_, device, type, inst, pm);
200 if (ret)
201 return ret;
202
203 /* HUB */
204 ret = nvkm_perfdom_new(pm, "hub", 0, 0x1b0000, 0, 0x200,
205 func->doms_hub);
206 if (ret)
207 return ret;
208
209 /* GPC */
210 mask = (1 << nvkm_rd32(device, 0x022430)) - 1;
211 mask &= ~nvkm_rd32(device, 0x022504);
212 mask &= ~nvkm_rd32(device, 0x022584);
213
214 ret = nvkm_perfdom_new(pm, "gpc", mask, 0x180000,
215 0x1000, 0x200, func->doms_gpc);
216 if (ret)
217 return ret;
218
219 /* PART */
220 mask = (1 << nvkm_rd32(device, 0x022438)) - 1;
221 mask &= ~nvkm_rd32(device, 0x022548);
222 mask &= ~nvkm_rd32(device, 0x0225c8);
223
224 ret = nvkm_perfdom_new(pm, "part", mask, 0x1a0000,
225 0x1000, 0x200, func->doms_part);
226 if (ret)
227 return ret;
228
229 return 0;
230 }
231
232 static const struct gf100_pm_func
233 gf100_pm = {
234 .doms_gpc = gf100_pm_gpc,
235 .doms_hub = gf100_pm_hub,
236 .doms_part = gf100_pm_part,
237 };
238
239 int
gf100_pm_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_pm ** ppm)240 gf100_pm_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_pm **ppm)
241 {
242 return gf100_pm_new_(&gf100_pm, device, type, inst, ppm);
243 }
244