x86: mm: consolidate VM_FAULT_RETRY handling
[cascardo/linux.git] / drivers / gpu / drm / nouveau / core / engine / disp / nve0.c
1 /*
2  * Copyright 2012 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
25 #include <engine/software.h>
26 #include <engine/disp.h>
27
28 #include <nvif/class.h>
29
30 #include "nv50.h"
31
32 /*******************************************************************************
33  * EVO master channel object
34  ******************************************************************************/
35
36 static const struct nv50_disp_mthd_list
37 nve0_disp_mast_mthd_head = {
38         .mthd = 0x0300,
39         .addr = 0x000300,
40         .data = {
41                 { 0x0400, 0x660400 },
42                 { 0x0404, 0x660404 },
43                 { 0x0408, 0x660408 },
44                 { 0x040c, 0x66040c },
45                 { 0x0410, 0x660410 },
46                 { 0x0414, 0x660414 },
47                 { 0x0418, 0x660418 },
48                 { 0x041c, 0x66041c },
49                 { 0x0420, 0x660420 },
50                 { 0x0424, 0x660424 },
51                 { 0x0428, 0x660428 },
52                 { 0x042c, 0x66042c },
53                 { 0x0430, 0x660430 },
54                 { 0x0434, 0x660434 },
55                 { 0x0438, 0x660438 },
56                 { 0x0440, 0x660440 },
57                 { 0x0444, 0x660444 },
58                 { 0x0448, 0x660448 },
59                 { 0x044c, 0x66044c },
60                 { 0x0450, 0x660450 },
61                 { 0x0454, 0x660454 },
62                 { 0x0458, 0x660458 },
63                 { 0x045c, 0x66045c },
64                 { 0x0460, 0x660460 },
65                 { 0x0468, 0x660468 },
66                 { 0x046c, 0x66046c },
67                 { 0x0470, 0x660470 },
68                 { 0x0474, 0x660474 },
69                 { 0x047c, 0x66047c },
70                 { 0x0480, 0x660480 },
71                 { 0x0484, 0x660484 },
72                 { 0x0488, 0x660488 },
73                 { 0x048c, 0x66048c },
74                 { 0x0490, 0x660490 },
75                 { 0x0494, 0x660494 },
76                 { 0x0498, 0x660498 },
77                 { 0x04a0, 0x6604a0 },
78                 { 0x04b0, 0x6604b0 },
79                 { 0x04b8, 0x6604b8 },
80                 { 0x04bc, 0x6604bc },
81                 { 0x04c0, 0x6604c0 },
82                 { 0x04c4, 0x6604c4 },
83                 { 0x04c8, 0x6604c8 },
84                 { 0x04d0, 0x6604d0 },
85                 { 0x04d4, 0x6604d4 },
86                 { 0x04e0, 0x6604e0 },
87                 { 0x04e4, 0x6604e4 },
88                 { 0x04e8, 0x6604e8 },
89                 { 0x04ec, 0x6604ec },
90                 { 0x04f0, 0x6604f0 },
91                 { 0x04f4, 0x6604f4 },
92                 { 0x04f8, 0x6604f8 },
93                 { 0x04fc, 0x6604fc },
94                 { 0x0500, 0x660500 },
95                 { 0x0504, 0x660504 },
96                 { 0x0508, 0x660508 },
97                 { 0x050c, 0x66050c },
98                 { 0x0510, 0x660510 },
99                 { 0x0514, 0x660514 },
100                 { 0x0518, 0x660518 },
101                 { 0x051c, 0x66051c },
102                 { 0x0520, 0x660520 },
103                 { 0x0524, 0x660524 },
104                 { 0x052c, 0x66052c },
105                 { 0x0530, 0x660530 },
106                 { 0x054c, 0x66054c },
107                 { 0x0550, 0x660550 },
108                 { 0x0554, 0x660554 },
109                 { 0x0558, 0x660558 },
110                 { 0x055c, 0x66055c },
111                 {}
112         }
113 };
114
115 const struct nv50_disp_mthd_chan
116 nve0_disp_mast_mthd_chan = {
117         .name = "Core",
118         .addr = 0x000000,
119         .data = {
120                 { "Global", 1, &nvd0_disp_mast_mthd_base },
121                 {    "DAC", 3, &nvd0_disp_mast_mthd_dac  },
122                 {    "SOR", 8, &nvd0_disp_mast_mthd_sor  },
123                 {   "PIOR", 4, &nvd0_disp_mast_mthd_pior },
124                 {   "HEAD", 4, &nve0_disp_mast_mthd_head },
125                 {}
126         }
127 };
128
129 /*******************************************************************************
130  * EVO overlay channel objects
131  ******************************************************************************/
132
133 static const struct nv50_disp_mthd_list
134 nve0_disp_ovly_mthd_base = {
135         .mthd = 0x0000,
136         .data = {
137                 { 0x0080, 0x665080 },
138                 { 0x0084, 0x665084 },
139                 { 0x0088, 0x665088 },
140                 { 0x008c, 0x66508c },
141                 { 0x0090, 0x665090 },
142                 { 0x0094, 0x665094 },
143                 { 0x00a0, 0x6650a0 },
144                 { 0x00a4, 0x6650a4 },
145                 { 0x00b0, 0x6650b0 },
146                 { 0x00b4, 0x6650b4 },
147                 { 0x00b8, 0x6650b8 },
148                 { 0x00c0, 0x6650c0 },
149                 { 0x00c4, 0x6650c4 },
150                 { 0x00e0, 0x6650e0 },
151                 { 0x00e4, 0x6650e4 },
152                 { 0x00e8, 0x6650e8 },
153                 { 0x0100, 0x665100 },
154                 { 0x0104, 0x665104 },
155                 { 0x0108, 0x665108 },
156                 { 0x010c, 0x66510c },
157                 { 0x0110, 0x665110 },
158                 { 0x0118, 0x665118 },
159                 { 0x011c, 0x66511c },
160                 { 0x0120, 0x665120 },
161                 { 0x0124, 0x665124 },
162                 { 0x0130, 0x665130 },
163                 { 0x0134, 0x665134 },
164                 { 0x0138, 0x665138 },
165                 { 0x013c, 0x66513c },
166                 { 0x0140, 0x665140 },
167                 { 0x0144, 0x665144 },
168                 { 0x0148, 0x665148 },
169                 { 0x014c, 0x66514c },
170                 { 0x0150, 0x665150 },
171                 { 0x0154, 0x665154 },
172                 { 0x0158, 0x665158 },
173                 { 0x015c, 0x66515c },
174                 { 0x0160, 0x665160 },
175                 { 0x0164, 0x665164 },
176                 { 0x0168, 0x665168 },
177                 { 0x016c, 0x66516c },
178                 { 0x0400, 0x665400 },
179                 { 0x0404, 0x665404 },
180                 { 0x0408, 0x665408 },
181                 { 0x040c, 0x66540c },
182                 { 0x0410, 0x665410 },
183                 {}
184         }
185 };
186
187 const struct nv50_disp_mthd_chan
188 nve0_disp_ovly_mthd_chan = {
189         .name = "Overlay",
190         .addr = 0x001000,
191         .data = {
192                 { "Global", 1, &nve0_disp_ovly_mthd_base },
193                 {}
194         }
195 };
196
197 /*******************************************************************************
198  * Base display object
199  ******************************************************************************/
200
201 static struct nouveau_oclass
202 nve0_disp_sclass[] = {
203         { GK104_DISP_CORE_CHANNEL_DMA, &nvd0_disp_mast_ofuncs.base },
204         { GK104_DISP_BASE_CHANNEL_DMA, &nvd0_disp_sync_ofuncs.base },
205         { GK104_DISP_OVERLAY_CONTROL_DMA, &nvd0_disp_ovly_ofuncs.base },
206         { GK104_DISP_OVERLAY, &nvd0_disp_oimm_ofuncs.base },
207         { GK104_DISP_CURSOR, &nvd0_disp_curs_ofuncs.base },
208         {}
209 };
210
211 static struct nouveau_oclass
212 nve0_disp_base_oclass[] = {
213         { GK104_DISP, &nvd0_disp_base_ofuncs },
214         {}
215 };
216
217 /*******************************************************************************
218  * Display engine implementation
219  ******************************************************************************/
220
221 static int
222 nve0_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
223                struct nouveau_oclass *oclass, void *data, u32 size,
224                struct nouveau_object **pobject)
225 {
226         struct nv50_disp_priv *priv;
227         int heads = nv_rd32(parent, 0x022448);
228         int ret;
229
230         ret = nouveau_disp_create(parent, engine, oclass, heads,
231                                   "PDISP", "display", &priv);
232         *pobject = nv_object(priv);
233         if (ret)
234                 return ret;
235
236         ret = nvkm_event_init(&nvd0_disp_chan_uevent, 1, 17, &priv->uevent);
237         if (ret)
238                 return ret;
239
240         nv_engine(priv)->sclass = nve0_disp_base_oclass;
241         nv_engine(priv)->cclass = &nv50_disp_cclass;
242         nv_subdev(priv)->intr = nvd0_disp_intr;
243         INIT_WORK(&priv->supervisor, nvd0_disp_intr_supervisor);
244         priv->sclass = nve0_disp_sclass;
245         priv->head.nr = heads;
246         priv->dac.nr = 3;
247         priv->sor.nr = 4;
248         priv->dac.power = nv50_dac_power;
249         priv->dac.sense = nv50_dac_sense;
250         priv->sor.power = nv50_sor_power;
251         priv->sor.hda_eld = nvd0_hda_eld;
252         priv->sor.hdmi = nve0_hdmi_ctrl;
253         return 0;
254 }
255
256 struct nouveau_oclass *
257 nve0_disp_oclass = &(struct nv50_disp_impl) {
258         .base.base.handle = NV_ENGINE(DISP, 0x91),
259         .base.base.ofuncs = &(struct nouveau_ofuncs) {
260                 .ctor = nve0_disp_ctor,
261                 .dtor = _nouveau_disp_dtor,
262                 .init = _nouveau_disp_init,
263                 .fini = _nouveau_disp_fini,
264         },
265         .base.vblank = &nvd0_disp_vblank_func,
266         .base.outp =  nvd0_disp_outp_sclass,
267         .mthd.core = &nve0_disp_mast_mthd_chan,
268         .mthd.base = &nvd0_disp_sync_mthd_chan,
269         .mthd.ovly = &nve0_disp_ovly_mthd_chan,
270         .mthd.prev = -0x020000,
271         .head.scanoutpos = nvd0_disp_base_scanoutpos,
272 }.base.base;