summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.c
blob: ecde98dd245475dc32057f63bd8c08e10e3b4d88 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
/*
 * Copyright 2012 Red Hat Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Ben Skeggs
 */
#include "rootnv50.h"
#include "channv50.h"
#include "dp.h"
#include "head.h"
#include "ior.h"

#include <core/client.h>

#include <nvif/class.h>
#include <nvif/cl5070.h>
#include <nvif/unpack.h>

static int
nv50_disp_root_mthd_(struct nvkm_object *object, u32 mthd, void *data, u32 size)
{
	union {
		struct nv50_disp_mthd_v0 v0;
		struct nv50_disp_mthd_v1 v1;
	} *args = data;
	struct nv50_disp_root *root = nv50_disp_root(object);
	struct nv50_disp *disp = root->disp;
	struct nvkm_outp *temp, *outp = NULL;
	struct nvkm_head *head;
	u16 type, mask = 0;
	int hidx, ret = -ENOSYS;

	if (mthd != NV50_DISP_MTHD)
		return -EINVAL;

	nvif_ioctl(object, "disp mthd size %d\n", size);
	if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
		nvif_ioctl(object, "disp mthd vers %d mthd %02x head %d\n",
			   args->v0.version, args->v0.method, args->v0.head);
		mthd = args->v0.method;
		hidx = args->v0.head;
	} else
	if (!(ret = nvif_unpack(ret, &data, &size, args->v1, 1, 1, true))) {
		nvif_ioctl(object, "disp mthd vers %d mthd %02x "
				   "type %04x mask %04x\n",
			   args->v1.version, args->v1.method,
			   args->v1.hasht, args->v1.hashm);
		mthd = args->v1.method;
		type = args->v1.hasht;
		mask = args->v1.hashm;
		hidx = ffs((mask >> 8) & 0x0f) - 1;
	} else
		return ret;

	if (!(head = nvkm_head_find(&disp->base, hidx)))
		return -ENXIO;

	if (mask) {
		list_for_each_entry(temp, &disp->base.outp, head) {
			if ((temp->info.hasht         == type) &&
			    (temp->info.hashm & mask) == mask) {
				outp = temp;
				break;
			}
		}
		if (outp == NULL)
			return -ENXIO;
	}

	switch (mthd) {
	case NV50_DISP_SCANOUTPOS: {
		return nvkm_head_mthd_scanoutpos(object, head, data, size);
	}
	default:
		break;
	}

	switch (mthd * !!outp) {
	case NV50_DISP_MTHD_V1_ACQUIRE: {
		union {
			struct nv50_disp_acquire_v0 v0;
		} *args = data;
		int ret = -ENOSYS;
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
			ret = nvkm_outp_acquire(outp, NVKM_OUTP_USER, args->v0.hda);
			if (ret == 0) {
				args->v0.or = outp->ior->id;
				args->v0.link = outp->ior->asy.link;
			}
		}
		return ret;
	}
		break;
	case NV50_DISP_MTHD_V1_RELEASE:
		nvkm_outp_release(outp, NVKM_OUTP_USER);
		return 0;
	case NV50_DISP_MTHD_V1_DAC_LOAD: {
		union {
			struct nv50_disp_dac_load_v0 v0;
		} *args = data;
		int ret = -ENOSYS;
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
			if (args->v0.data & 0xfff00000)
				return -EINVAL;
			ret = nvkm_outp_acquire(outp, NVKM_OUTP_PRIV, false);
			if (ret)
				return ret;
			ret = outp->ior->func->sense(outp->ior, args->v0.data);
			nvkm_outp_release(outp, NVKM_OUTP_PRIV);
			if (ret < 0)
				return ret;
			args->v0.load = ret;
			return 0;
		} else
			return ret;
	}
		break;
	case NV50_DISP_MTHD_V1_SOR_HDA_ELD: {
		union {
			struct nv50_disp_sor_hda_eld_v0 v0;
		} *args = data;
		struct nvkm_ior *ior = outp->ior;
		int ret = -ENOSYS;

		nvif_ioctl(object, "disp sor hda eld size %d\n", size);
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
			nvif_ioctl(object, "disp sor hda eld vers %d\n",
				   args->v0.version);
			if (size > 0x60)
				return -E2BIG;
		} else
			return ret;

		if (!ior->func->hda.hpd)
			return -ENODEV;

		if (size && args->v0.data[0]) {
			if (outp->info.type == DCB_OUTPUT_DP)
				ior->func->dp.audio(ior, hidx, true);
			ior->func->hda.hpd(ior, hidx, true);
			ior->func->hda.eld(ior, hidx, data, size);
		} else {
			if (outp->info.type == DCB_OUTPUT_DP)
				ior->func->dp.audio(ior, hidx, false);
			ior->func->hda.hpd(ior, hidx, false);
		}

		return 0;
	}
		break;
	case NV50_DISP_MTHD_V1_SOR_HDMI_PWR: {
		union {
			struct nv50_disp_sor_hdmi_pwr_v0 v0;
		} *args = data;
		u8 *vendor, vendor_size;
		u8 *avi, avi_size;
		int ret = -ENOSYS;

		nvif_ioctl(object, "disp sor hdmi ctrl size %d\n", size);
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
			nvif_ioctl(object, "disp sor hdmi ctrl vers %d state %d "
					   "max_ac_packet %d rekey %d scdc %d\n",
				   args->v0.version, args->v0.state,
				   args->v0.max_ac_packet, args->v0.rekey,
				   args->v0.scdc);
			if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f)
				return -EINVAL;
			if ((args->v0.avi_infoframe_length
			     + args->v0.vendor_infoframe_length) > size)
				return -EINVAL;
			else
			if ((args->v0.avi_infoframe_length
			     + args->v0.vendor_infoframe_length) < size)
				return -E2BIG;
			avi = data;
			avi_size = args->v0.avi_infoframe_length;
			vendor = avi + avi_size;
			vendor_size = args->v0.vendor_infoframe_length;
		} else
			return ret;

		if (!outp->ior->func->hdmi.ctrl)
			return -ENODEV;

		outp->ior->func->hdmi.ctrl(outp->ior, hidx, args->v0.state,
					   args->v0.max_ac_packet,
					   args->v0.rekey, avi, avi_size,
					   vendor, vendor_size);

		if (outp->ior->func->hdmi.scdc)
			outp->ior->func->hdmi.scdc(outp->ior, args->v0.scdc);

		return 0;
	}
		break;
	case NV50_DISP_MTHD_V1_SOR_LVDS_SCRIPT: {
		union {
			struct nv50_disp_sor_lvds_script_v0 v0;
		} *args = data;
		int ret = -ENOSYS;
		nvif_ioctl(object, "disp sor lvds script size %d\n", size);
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
			nvif_ioctl(object, "disp sor lvds script "
					   "vers %d name %04x\n",
				   args->v0.version, args->v0.script);
			disp->sor.lvdsconf = args->v0.script;
			return 0;
		} else
			return ret;
	}
		break;
	case NV50_DISP_MTHD_V1_SOR_DP_MST_LINK: {
		struct nvkm_dp *dp = nvkm_dp(outp);
		union {
			struct nv50_disp_sor_dp_mst_link_v0 v0;
		} *args = data;
		int ret = -ENOSYS;
		nvif_ioctl(object, "disp sor dp mst link size %d\n", size);
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
			nvif_ioctl(object, "disp sor dp mst link vers %d state %d\n",
				   args->v0.version, args->v0.state);
			dp->lt.mst = !!args->v0.state;
			return 0;
		} else
			return ret;
	}
		break;
	case NV50_DISP_MTHD_V1_SOR_DP_MST_VCPI: {
		union {
			struct nv50_disp_sor_dp_mst_vcpi_v0 v0;
		} *args = data;
		int ret = -ENOSYS;
		nvif_ioctl(object, "disp sor dp mst vcpi size %d\n", size);
		if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
			nvif_ioctl(object, "disp sor dp mst vcpi vers %d "
					   "slot %02x/%02x pbn %04x/%04x\n",
				   args->v0.version, args->v0.start_slot,
				   args->v0.num_slots, args->v0.pbn,
				   args->v0.aligned_pbn);
			if (!outp->ior->func->dp.vcpi)
				return -ENODEV;
			outp->ior->func->dp.vcpi(outp->ior, hidx,
						 args->v0.start_slot,
						 args->v0.num_slots,
						 args->v0.pbn,
						 args->v0.aligned_pbn);
			return 0;
		} else
			return ret;
	}
		break;
	default:
		break;
	}

	return -EINVAL;
}

static int
nv50_disp_root_child_new_(const struct nvkm_oclass *oclass,
			  void *argv, u32 argc, struct nvkm_object **pobject)
{
	struct nv50_disp *disp = nv50_disp_root(oclass->parent)->disp;
	const struct nv50_disp_user *user = oclass->priv;
	return user->ctor(oclass, argv, argc, disp, pobject);
}

static int
nv50_disp_root_child_get_(struct nvkm_object *object, int index,
			  struct nvkm_oclass *sclass)
{
	struct nv50_disp_root *root = nv50_disp_root(object);

	if (root->func->user[index].ctor) {
		sclass->base = root->func->user[index].base;
		sclass->priv = root->func->user + index;
		sclass->ctor = nv50_disp_root_child_new_;
		return 0;
	}

	return -EINVAL;
}

static void *
nv50_disp_root_dtor_(struct nvkm_object *object)
{
	struct nv50_disp_root *root = nv50_disp_root(object);
	return root;
}

static const struct nvkm_object_func
nv50_disp_root_ = {
	.dtor = nv50_disp_root_dtor_,
	.mthd = nv50_disp_root_mthd_,
	.ntfy = nvkm_disp_ntfy,
	.sclass = nv50_disp_root_child_get_,
};

int
nv50_disp_root_new_(const struct nv50_disp_root_func *func,
		    struct nvkm_disp *base, const struct nvkm_oclass *oclass,
		    void *data, u32 size, struct nvkm_object **pobject)
{
	struct nv50_disp *disp = nv50_disp(base);
	struct nv50_disp_root *root;

	if (!(root = kzalloc(sizeof(*root), GFP_KERNEL)))
		return -ENOMEM;
	*pobject = &root->object;

	nvkm_object_ctor(&nv50_disp_root_, oclass, &root->object);
	root->func = func;
	root->disp = disp;
	return 0;
}

static const struct nv50_disp_root_func
nv50_disp_root = {
	.user = {
		{{0,0,NV50_DISP_CURSOR             }, nv50_disp_curs_new },
		{{0,0,NV50_DISP_OVERLAY            }, nv50_disp_oimm_new },
		{{0,0,NV50_DISP_BASE_CHANNEL_DMA   }, nv50_disp_base_new },
		{{0,0,NV50_DISP_CORE_CHANNEL_DMA   }, nv50_disp_core_new },
		{{0,0,NV50_DISP_OVERLAY_CHANNEL_DMA}, nv50_disp_ovly_new },
		{}
	},
};

static int
nv50_disp_root_new(struct nvkm_disp *disp, const struct nvkm_oclass *oclass,
		   void *data, u32 size, struct nvkm_object **pobject)
{
	return nv50_disp_root_new_(&nv50_disp_root, disp, oclass,
				   data, size, pobject);
}

const struct nvkm_disp_oclass
nv50_disp_root_oclass = {
	.base.oclass = NV50_DISP,
	.base.minver = -1,
	.base.maxver = -1,
	.ctor = nv50_disp_root_new,
};