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 #include "chan.h"
25 #include "head.h"
26 #include "ior.h"
27 #include "outp.h"
28
29 #include <core/client.h>
30
31 #include <nvif/class.h>
32 #include <nvif/cl5070.h>
33 #include <nvif/unpack.h>
34
35 int
nv50_disp_root_mthd_(struct nvkm_object * object,u32 mthd,void * data,u32 size)36 nv50_disp_root_mthd_(struct nvkm_object *object, u32 mthd, void *data, u32 size)
37 {
38 union {
39 struct nv50_disp_mthd_v0 v0;
40 struct nv50_disp_mthd_v1 v1;
41 } *args = data;
42 struct nvkm_disp *disp = nvkm_udisp(object);
43 struct nvkm_outp *temp, *outp = NULL;
44 struct nvkm_head *head;
45 u16 type, mask = 0;
46 int hidx, ret = -ENOSYS;
47
48 if (mthd != NV50_DISP_MTHD)
49 return -EINVAL;
50
51 nvif_ioctl(object, "disp mthd size %d\n", size);
52 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
53 nvif_ioctl(object, "disp mthd vers %d mthd %02x head %d\n",
54 args->v0.version, args->v0.method, args->v0.head);
55 mthd = args->v0.method;
56 hidx = args->v0.head;
57 } else
58 if (!(ret = nvif_unpack(ret, &data, &size, args->v1, 1, 1, true))) {
59 nvif_ioctl(object, "disp mthd vers %d mthd %02x "
60 "type %04x mask %04x\n",
61 args->v1.version, args->v1.method,
62 args->v1.hasht, args->v1.hashm);
63 mthd = args->v1.method;
64 type = args->v1.hasht;
65 mask = args->v1.hashm;
66 hidx = ffs((mask >> 8) & 0x0f) - 1;
67 } else
68 return ret;
69
70 if (!(head = nvkm_head_find(disp, hidx)))
71 return -ENXIO;
72
73 if (mask) {
74 list_for_each_entry(temp, &disp->outps, head) {
75 if ((temp->info.hasht == type) &&
76 (temp->info.hashm & mask) == mask) {
77 outp = temp;
78 break;
79 }
80 }
81 if (outp == NULL)
82 return -ENXIO;
83 }
84
85 switch (mthd) {
86 case NV50_DISP_SCANOUTPOS: {
87 return nvkm_head_mthd_scanoutpos(object, head, data, size);
88 }
89 default:
90 break;
91 }
92
93 switch (mthd * !!outp) {
94 case NV50_DISP_MTHD_V1_ACQUIRE: {
95 union {
96 struct nv50_disp_acquire_v0 v0;
97 } *args = data;
98 int ret = -ENOSYS;
99 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
100 ret = nvkm_outp_acquire(outp, NVKM_OUTP_USER, args->v0.hda);
101 if (ret == 0) {
102 args->v0.or = outp->ior->id;
103 args->v0.link = outp->ior->asy.link;
104 }
105 }
106 return ret;
107 }
108 break;
109 case NV50_DISP_MTHD_V1_RELEASE:
110 nvkm_outp_release(outp, NVKM_OUTP_USER);
111 return 0;
112 case NV50_DISP_MTHD_V1_SOR_HDA_ELD: {
113 union {
114 struct nv50_disp_sor_hda_eld_v0 v0;
115 } *args = data;
116 struct nvkm_ior *ior = outp->ior;
117 int ret = -ENOSYS;
118
119 nvif_ioctl(object, "disp sor hda eld size %d\n", size);
120 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
121 nvif_ioctl(object, "disp sor hda eld vers %d\n",
122 args->v0.version);
123 if (size > 0x60)
124 return -E2BIG;
125 } else
126 return ret;
127
128 if (!ior->hda)
129 return -ENODEV;
130
131 if (size && args->v0.data[0]) {
132 if (outp->info.type == DCB_OUTPUT_DP)
133 ior->func->dp->audio(ior, hidx, true);
134 ior->func->hda->hpd(ior, hidx, true);
135 ior->func->hda->eld(ior, hidx, data, size);
136 } else {
137 if (outp->info.type == DCB_OUTPUT_DP)
138 ior->func->dp->audio(ior, hidx, false);
139 ior->func->hda->hpd(ior, hidx, false);
140 }
141
142 return 0;
143 }
144 break;
145 case NV50_DISP_MTHD_V1_SOR_HDMI_PWR: {
146 union {
147 struct nv50_disp_sor_hdmi_pwr_v0 v0;
148 } *args = data;
149 u8 *vendor, vendor_size;
150 u8 *avi, avi_size;
151 int ret = -ENOSYS;
152
153 nvif_ioctl(object, "disp sor hdmi ctrl size %d\n", size);
154 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
155 nvif_ioctl(object, "disp sor hdmi ctrl vers %d state %d "
156 "max_ac_packet %d rekey %d scdc %d\n",
157 args->v0.version, args->v0.state,
158 args->v0.max_ac_packet, args->v0.rekey,
159 args->v0.scdc);
160 if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f)
161 return -EINVAL;
162 if ((args->v0.avi_infoframe_length
163 + args->v0.vendor_infoframe_length) > size)
164 return -EINVAL;
165 else
166 if ((args->v0.avi_infoframe_length
167 + args->v0.vendor_infoframe_length) < size)
168 return -E2BIG;
169 avi = data;
170 avi_size = args->v0.avi_infoframe_length;
171 vendor = avi + avi_size;
172 vendor_size = args->v0.vendor_infoframe_length;
173 } else
174 return ret;
175
176 if (!outp->ior->func->hdmi.ctrl)
177 return -ENODEV;
178
179 outp->ior->func->hdmi.ctrl(outp->ior, hidx, args->v0.state,
180 args->v0.max_ac_packet,
181 args->v0.rekey, avi, avi_size,
182 vendor, vendor_size);
183
184 if (outp->ior->func->hdmi.scdc)
185 outp->ior->func->hdmi.scdc(outp->ior, args->v0.scdc);
186
187 return 0;
188 }
189 break;
190 case NV50_DISP_MTHD_V1_SOR_LVDS_SCRIPT: {
191 union {
192 struct nv50_disp_sor_lvds_script_v0 v0;
193 } *args = data;
194 int ret = -ENOSYS;
195 nvif_ioctl(object, "disp sor lvds script size %d\n", size);
196 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
197 nvif_ioctl(object, "disp sor lvds script "
198 "vers %d name %04x\n",
199 args->v0.version, args->v0.script);
200 disp->sor.lvdsconf = args->v0.script;
201 return 0;
202 } else
203 return ret;
204 }
205 break;
206 case NV50_DISP_MTHD_V1_SOR_DP_MST_LINK: {
207 union {
208 struct nv50_disp_sor_dp_mst_link_v0 v0;
209 } *args = data;
210 int ret = -ENOSYS;
211 nvif_ioctl(object, "disp sor dp mst link size %d\n", size);
212 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
213 nvif_ioctl(object, "disp sor dp mst link vers %d state %d\n",
214 args->v0.version, args->v0.state);
215 outp->dp.lt.mst = !!args->v0.state;
216 return 0;
217 } else
218 return ret;
219 }
220 break;
221 case NV50_DISP_MTHD_V1_SOR_DP_MST_VCPI: {
222 union {
223 struct nv50_disp_sor_dp_mst_vcpi_v0 v0;
224 } *args = data;
225 int ret = -ENOSYS;
226 nvif_ioctl(object, "disp sor dp mst vcpi size %d\n", size);
227 if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
228 nvif_ioctl(object, "disp sor dp mst vcpi vers %d "
229 "slot %02x/%02x pbn %04x/%04x\n",
230 args->v0.version, args->v0.start_slot,
231 args->v0.num_slots, args->v0.pbn,
232 args->v0.aligned_pbn);
233 if (!outp->ior->func->dp->vcpi)
234 return -ENODEV;
235 outp->ior->func->dp->vcpi(outp->ior, hidx,
236 args->v0.start_slot,
237 args->v0.num_slots,
238 args->v0.pbn,
239 args->v0.aligned_pbn);
240 return 0;
241 } else
242 return ret;
243 }
244 break;
245 default:
246 break;
247 }
248
249 return -EINVAL;
250 }
251