1 | /* $NetBSD: nouveau_engine_perfmon_nvc0.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $ */ |
2 | |
3 | /* |
4 | * Copyright 2013 Red Hat Inc. |
5 | * |
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * copy of this software and associated documentation files (the "Software"), |
8 | * to deal in the Software without restriction, including without limitation |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
10 | * and/or sell copies of the Software, and to permit persons to whom the |
11 | * Software is furnished to do so, subject to the following conditions: |
12 | * |
13 | * The above copyright notice and this permission notice shall be included in |
14 | * all copies or substantial portions of the Software. |
15 | * |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
22 | * OTHER DEALINGS IN THE SOFTWARE. |
23 | * |
24 | * Authors: Ben Skeggs |
25 | */ |
26 | |
27 | #include <sys/cdefs.h> |
28 | __KERNEL_RCSID(0, "$NetBSD: nouveau_engine_perfmon_nvc0.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $" ); |
29 | |
30 | #include "nvc0.h" |
31 | |
32 | /******************************************************************************* |
33 | * Perfmon object classes |
34 | ******************************************************************************/ |
35 | |
36 | /******************************************************************************* |
37 | * PPM context |
38 | ******************************************************************************/ |
39 | |
40 | /******************************************************************************* |
41 | * PPM engine/subdev functions |
42 | ******************************************************************************/ |
43 | |
44 | static const struct nouveau_specdom |
45 | nvc0_perfmon_hub[] = { |
46 | {} |
47 | }; |
48 | |
49 | static const struct nouveau_specdom |
50 | nvc0_perfmon_gpc[] = { |
51 | {} |
52 | }; |
53 | |
54 | static const struct nouveau_specdom |
55 | nvc0_perfmon_part[] = { |
56 | {} |
57 | }; |
58 | |
59 | static void |
60 | nvc0_perfctr_init(struct nouveau_perfmon *ppm, struct nouveau_perfdom *dom, |
61 | struct nouveau_perfctr *ctr) |
62 | { |
63 | struct nvc0_perfmon_priv *priv = (void *)ppm; |
64 | struct nvc0_perfmon_cntr *cntr = (void *)ctr; |
65 | u32 log = ctr->logic_op; |
66 | u32 src = 0x00000000; |
67 | int i; |
68 | |
69 | for (i = 0; i < 4 && ctr->signal[i]; i++) |
70 | src |= (ctr->signal[i] - dom->signal) << (i * 8); |
71 | |
72 | nv_wr32(priv, dom->addr + 0x09c, 0x00040002); |
73 | nv_wr32(priv, dom->addr + 0x100, 0x00000000); |
74 | nv_wr32(priv, dom->addr + 0x040 + (cntr->base.slot * 0x08), src); |
75 | nv_wr32(priv, dom->addr + 0x044 + (cntr->base.slot * 0x08), log); |
76 | } |
77 | |
78 | static void |
79 | nvc0_perfctr_read(struct nouveau_perfmon *ppm, struct nouveau_perfdom *dom, |
80 | struct nouveau_perfctr *ctr) |
81 | { |
82 | struct nvc0_perfmon_priv *priv = (void *)ppm; |
83 | struct nvc0_perfmon_cntr *cntr = (void *)ctr; |
84 | |
85 | switch (cntr->base.slot) { |
86 | case 0: cntr->base.ctr = nv_rd32(priv, dom->addr + 0x08c); break; |
87 | case 1: cntr->base.ctr = nv_rd32(priv, dom->addr + 0x088); break; |
88 | case 2: cntr->base.ctr = nv_rd32(priv, dom->addr + 0x080); break; |
89 | case 3: cntr->base.ctr = nv_rd32(priv, dom->addr + 0x090); break; |
90 | } |
91 | cntr->base.clk = nv_rd32(priv, dom->addr + 0x070); |
92 | } |
93 | |
94 | static void |
95 | nvc0_perfctr_next(struct nouveau_perfmon *ppm, struct nouveau_perfdom *dom) |
96 | { |
97 | struct nvc0_perfmon_priv *priv = (void *)ppm; |
98 | nv_wr32(priv, dom->addr + 0x06c, dom->signal_nr - 0x40 + 0x27); |
99 | nv_wr32(priv, dom->addr + 0x0ec, 0x00000011); |
100 | } |
101 | |
102 | const struct nouveau_funcdom |
103 | nvc0_perfctr_func = { |
104 | .init = nvc0_perfctr_init, |
105 | .read = nvc0_perfctr_read, |
106 | .next = nvc0_perfctr_next, |
107 | }; |
108 | |
109 | int |
110 | nvc0_perfmon_fini(struct nouveau_object *object, bool suspend) |
111 | { |
112 | struct nvc0_perfmon_priv *priv = (void *)object; |
113 | nv_mask(priv, 0x000200, 0x10000000, 0x00000000); |
114 | nv_mask(priv, 0x000200, 0x10000000, 0x10000000); |
115 | return nouveau_perfmon_fini(&priv->base, suspend); |
116 | } |
117 | |
118 | static int |
119 | nvc0_perfmon_ctor(struct nouveau_object *parent, struct nouveau_object *engine, |
120 | struct nouveau_oclass *oclass, void *data, u32 size, |
121 | struct nouveau_object **pobject) |
122 | { |
123 | struct nvc0_perfmon_priv *priv; |
124 | u32 mask; |
125 | int ret; |
126 | |
127 | ret = nouveau_perfmon_create(parent, engine, oclass, &priv); |
128 | *pobject = nv_object(priv); |
129 | if (ret) |
130 | return ret; |
131 | |
132 | ret = nouveau_perfdom_new(&priv->base, "pwr" , 0, 0, 0, 0, |
133 | nvc0_perfmon_pwr); |
134 | if (ret) |
135 | return ret; |
136 | |
137 | /* HUB */ |
138 | ret = nouveau_perfdom_new(&priv->base, "hub" , 0, 0x1b0000, 0, 0x200, |
139 | nvc0_perfmon_hub); |
140 | if (ret) |
141 | return ret; |
142 | |
143 | /* GPC */ |
144 | mask = (1 << nv_rd32(priv, 0x022430)) - 1; |
145 | mask &= ~nv_rd32(priv, 0x022504); |
146 | mask &= ~nv_rd32(priv, 0x022584); |
147 | |
148 | ret = nouveau_perfdom_new(&priv->base, "gpc" , mask, 0x180000, |
149 | 0x1000, 0x200, nvc0_perfmon_gpc); |
150 | if (ret) |
151 | return ret; |
152 | |
153 | /* PART */ |
154 | mask = (1 << nv_rd32(priv, 0x022438)) - 1; |
155 | mask &= ~nv_rd32(priv, 0x022548); |
156 | mask &= ~nv_rd32(priv, 0x0225c8); |
157 | |
158 | ret = nouveau_perfdom_new(&priv->base, "part" , mask, 0x1a0000, |
159 | 0x1000, 0x200, nvc0_perfmon_part); |
160 | if (ret) |
161 | return ret; |
162 | |
163 | nv_engine(priv)->cclass = &nouveau_perfmon_cclass; |
164 | nv_engine(priv)->sclass = nouveau_perfmon_sclass; |
165 | priv->base.last = 7; |
166 | return 0; |
167 | } |
168 | |
169 | struct nouveau_oclass |
170 | nvc0_perfmon_oclass = { |
171 | .handle = NV_ENGINE(PERFMON, 0xc0), |
172 | .ofuncs = &(struct nouveau_ofuncs) { |
173 | .ctor = nvc0_perfmon_ctor, |
174 | .dtor = _nouveau_perfmon_dtor, |
175 | .init = _nouveau_perfmon_init, |
176 | .fini = nvc0_perfmon_fini, |
177 | }, |
178 | }; |
179 | |