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24#include "channv50.h"
25
26#include <core/client.h>
27#include <core/ramht.h>
28#include <subdev/mmu.h>
29#include <subdev/timer.h>
30
31#include <nvif/cl826e.h>
32
33static int
34g84_fifo_chan_ntfy(struct nvkm_fifo_chan *chan, u32 type,
35 struct nvkm_event **pevent)
36{
37 switch (type) {
38 case NV826E_V0_NTFY_NON_STALL_INTERRUPT:
39 *pevent = &chan->fifo->uevent;
40 return 0;
41 default:
42 break;
43 }
44 return -EINVAL;
45}
46
47static int
48g84_fifo_chan_engine_addr(struct nvkm_engine *engine)
49{
50 switch (engine->subdev.type) {
51 case NVKM_ENGINE_DMAOBJ:
52 case NVKM_ENGINE_SW : return -1;
53 case NVKM_ENGINE_GR : return 0x0020;
54 case NVKM_ENGINE_VP :
55 case NVKM_ENGINE_MSPDEC: return 0x0040;
56 case NVKM_ENGINE_MPEG :
57 case NVKM_ENGINE_MSPPP : return 0x0060;
58 case NVKM_ENGINE_BSP :
59 case NVKM_ENGINE_MSVLD : return 0x0080;
60 case NVKM_ENGINE_CIPHER:
61 case NVKM_ENGINE_SEC : return 0x00a0;
62 case NVKM_ENGINE_CE : return 0x00c0;
63 default:
64 WARN_ON(1);
65 return -1;
66 }
67}
68
69static int
70g84_fifo_chan_engine_fini(struct nvkm_fifo_chan *base,
71 struct nvkm_engine *engine, bool suspend)
72{
73 struct nv50_fifo_chan *chan = nv50_fifo_chan(base);
74 struct nv50_fifo *fifo = chan->fifo;
75 struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
76 struct nvkm_device *device = subdev->device;
77 u32 engn, save;
78 int offset;
79 bool done;
80
81 offset = g84_fifo_chan_engine_addr(engine);
82 if (offset < 0)
83 return 0;
84
85 engn = fifo->base.func->engine_id(&fifo->base, engine) - 1;
86 save = nvkm_mask(device, 0x002520, 0x0000003f, 1 << engn);
87 nvkm_wr32(device, 0x0032fc, chan->base.inst->addr >> 12);
88 done = nvkm_msec(device, 2000,
89 if (nvkm_rd32(device, 0x0032fc) != 0xffffffff)
90 break;
91 ) >= 0;
92 nvkm_wr32(device, 0x002520, save);
93 if (!done) {
94 nvkm_error(subdev, "channel %d [%s] unload timeout\n",
95 chan->base.chid, chan->base.object.client->name);
96 if (suspend)
97 return -EBUSY;
98 }
99
100 nvkm_kmap(chan->eng);
101 nvkm_wo32(chan->eng, offset + 0x00, 0x00000000);
102 nvkm_wo32(chan->eng, offset + 0x04, 0x00000000);
103 nvkm_wo32(chan->eng, offset + 0x08, 0x00000000);
104 nvkm_wo32(chan->eng, offset + 0x0c, 0x00000000);
105 nvkm_wo32(chan->eng, offset + 0x10, 0x00000000);
106 nvkm_wo32(chan->eng, offset + 0x14, 0x00000000);
107 nvkm_done(chan->eng);
108 return 0;
109}
110
111
112static int
113g84_fifo_chan_engine_init(struct nvkm_fifo_chan *base,
114 struct nvkm_engine *engine)
115{
116 struct nv50_fifo_chan *chan = nv50_fifo_chan(base);
117 struct nvkm_gpuobj *engn = *nv50_fifo_chan_engine(chan, engine);
118 u64 limit, start;
119 int offset;
120
121 offset = g84_fifo_chan_engine_addr(engine);
122 if (offset < 0)
123 return 0;
124 limit = engn->addr + engn->size - 1;
125 start = engn->addr;
126
127 nvkm_kmap(chan->eng);
128 nvkm_wo32(chan->eng, offset + 0x00, 0x00190000);
129 nvkm_wo32(chan->eng, offset + 0x04, lower_32_bits(limit));
130 nvkm_wo32(chan->eng, offset + 0x08, lower_32_bits(start));
131 nvkm_wo32(chan->eng, offset + 0x0c, upper_32_bits(limit) << 24 |
132 upper_32_bits(start));
133 nvkm_wo32(chan->eng, offset + 0x10, 0x00000000);
134 nvkm_wo32(chan->eng, offset + 0x14, 0x00000000);
135 nvkm_done(chan->eng);
136 return 0;
137}
138
139static int
140g84_fifo_chan_engine_ctor(struct nvkm_fifo_chan *base,
141 struct nvkm_engine *engine,
142 struct nvkm_object *object)
143{
144 struct nv50_fifo_chan *chan = nv50_fifo_chan(base);
145
146 if (g84_fifo_chan_engine_addr(engine) < 0)
147 return 0;
148
149 return nvkm_object_bind(object, NULL, 0, nv50_fifo_chan_engine(chan, engine));
150}
151
152static int
153g84_fifo_chan_object_ctor(struct nvkm_fifo_chan *base,
154 struct nvkm_object *object)
155{
156 struct nv50_fifo_chan *chan = nv50_fifo_chan(base);
157 u32 handle = object->handle;
158 u32 context;
159
160 switch (object->engine->subdev.type) {
161 case NVKM_ENGINE_DMAOBJ:
162 case NVKM_ENGINE_SW : context = 0x00000000; break;
163 case NVKM_ENGINE_GR : context = 0x00100000; break;
164 case NVKM_ENGINE_MPEG :
165 case NVKM_ENGINE_MSPPP : context = 0x00200000; break;
166 case NVKM_ENGINE_ME :
167 case NVKM_ENGINE_CE : context = 0x00300000; break;
168 case NVKM_ENGINE_VP :
169 case NVKM_ENGINE_MSPDEC: context = 0x00400000; break;
170 case NVKM_ENGINE_CIPHER:
171 case NVKM_ENGINE_SEC :
172 case NVKM_ENGINE_VIC : context = 0x00500000; break;
173 case NVKM_ENGINE_BSP :
174 case NVKM_ENGINE_MSVLD : context = 0x00600000; break;
175 default:
176 WARN_ON(1);
177 return -EINVAL;
178 }
179
180 return nvkm_ramht_insert(chan->ramht, object, 0, 4, handle, context);
181}
182
183static void
184g84_fifo_chan_init(struct nvkm_fifo_chan *base)
185{
186 struct nv50_fifo_chan *chan = nv50_fifo_chan(base);
187 struct nv50_fifo *fifo = chan->fifo;
188 struct nvkm_device *device = fifo->base.engine.subdev.device;
189 u64 addr = chan->ramfc->addr >> 8;
190 u32 chid = chan->base.chid;
191
192 nvkm_wr32(device, 0x002600 + (chid * 4), 0x80000000 | addr);
193 nv50_fifo_runlist_update(fifo);
194}
195
196static const struct nvkm_fifo_chan_func
197g84_fifo_chan_func = {
198 .dtor = nv50_fifo_chan_dtor,
199 .init = g84_fifo_chan_init,
200 .fini = nv50_fifo_chan_fini,
201 .ntfy = g84_fifo_chan_ntfy,
202 .engine_ctor = g84_fifo_chan_engine_ctor,
203 .engine_dtor = nv50_fifo_chan_engine_dtor,
204 .engine_init = g84_fifo_chan_engine_init,
205 .engine_fini = g84_fifo_chan_engine_fini,
206 .object_ctor = g84_fifo_chan_object_ctor,
207 .object_dtor = nv50_fifo_chan_object_dtor,
208};
209
210int
211g84_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vmm, u64 push,
212 const struct nvkm_oclass *oclass,
213 struct nv50_fifo_chan *chan)
214{
215 struct nvkm_device *device = fifo->base.engine.subdev.device;
216 int ret;
217
218 if (!vmm)
219 return -EINVAL;
220
221 ret = nvkm_fifo_chan_ctor(&g84_fifo_chan_func, &fifo->base,
222 0x10000, 0x1000, false, vmm, push,
223 BIT(G84_FIFO_ENGN_SW) |
224 BIT(G84_FIFO_ENGN_GR) |
225 BIT(G84_FIFO_ENGN_MPEG) |
226 BIT(G84_FIFO_ENGN_MSPPP) |
227 BIT(G84_FIFO_ENGN_ME) |
228 BIT(G84_FIFO_ENGN_CE0) |
229 BIT(G84_FIFO_ENGN_VP) |
230 BIT(G84_FIFO_ENGN_MSPDEC) |
231 BIT(G84_FIFO_ENGN_CIPHER) |
232 BIT(G84_FIFO_ENGN_SEC) |
233 BIT(G84_FIFO_ENGN_VIC) |
234 BIT(G84_FIFO_ENGN_BSP) |
235 BIT(G84_FIFO_ENGN_MSVLD) |
236 BIT(G84_FIFO_ENGN_DMA),
237 0, 0xc00000, 0x2000, oclass, &chan->base);
238 chan->fifo = fifo;
239 if (ret)
240 return ret;
241
242 ret = nvkm_gpuobj_new(device, 0x0200, 0, true, chan->base.inst,
243 &chan->eng);
244 if (ret)
245 return ret;
246
247 ret = nvkm_gpuobj_new(device, 0x4000, 0, false, chan->base.inst,
248 &chan->pgd);
249 if (ret)
250 return ret;
251
252 ret = nvkm_gpuobj_new(device, 0x1000, 0x400, true, chan->base.inst,
253 &chan->cache);
254 if (ret)
255 return ret;
256
257 ret = nvkm_gpuobj_new(device, 0x100, 0x100, true, chan->base.inst,
258 &chan->ramfc);
259 if (ret)
260 return ret;
261
262 return nvkm_ramht_new(device, 0x8000, 16, chan->base.inst, &chan->ramht);
263}
264