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25#include <drm/drm_crtc_helper.h>
26
27#include "nouveau_drv.h"
28#include "nouveau_reg.h"
29#include "hw.h"
30#include "nouveau_encoder.h"
31#include "nouveau_connector.h"
32#include "nouveau_bo.h"
33#include "nouveau_gem.h"
34#include "nouveau_chan.h"
35
36#include <nvif/if0004.h>
37
38struct nouveau_connector *
39nv04_encoder_get_connector(struct nouveau_encoder *encoder)
40{
41 struct drm_device *dev = to_drm_encoder(encoder)->dev;
42 struct drm_connector *connector;
43 struct drm_connector_list_iter conn_iter;
44 struct nouveau_connector *nv_connector = NULL;
45
46 drm_connector_list_iter_begin(dev, &conn_iter);
47 drm_for_each_connector_iter(connector, &conn_iter) {
48 if (connector->encoder == to_drm_encoder(encoder))
49 nv_connector = nouveau_connector(connector);
50 }
51 drm_connector_list_iter_end(&conn_iter);
52
53 return nv_connector;
54}
55
56static void
57nv04_display_fini(struct drm_device *dev, bool runtime, bool suspend)
58{
59 struct nouveau_drm *drm = nouveau_drm(dev);
60 struct nv04_display *disp = nv04_display(dev);
61 struct drm_crtc *crtc;
62
63
64 nvif_notify_put(&disp->flip);
65
66
67 NVWriteCRTC(dev, 0, NV_PCRTC_INTR_EN_0, 0);
68 if (nv_two_heads(dev))
69 NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0);
70
71 if (!runtime)
72 cancel_work_sync(&drm->hpd_work);
73
74 if (!suspend)
75 return;
76
77
78 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
79 struct drm_framebuffer *fb = crtc->primary->fb;
80 struct nouveau_bo *nvbo;
81
82 if (!fb || !fb->obj[0])
83 continue;
84 nvbo = nouveau_gem_object(fb->obj[0]);
85 nouveau_bo_unpin(nvbo);
86 }
87
88 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
89 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
90 if (nv_crtc->cursor.nvbo) {
91 if (nv_crtc->cursor.set_offset)
92 nouveau_bo_unmap(nv_crtc->cursor.nvbo);
93 nouveau_bo_unpin(nv_crtc->cursor.nvbo);
94 }
95 }
96}
97
98static int
99nv04_display_init(struct drm_device *dev, bool resume, bool runtime)
100{
101 struct nv04_display *disp = nv04_display(dev);
102 struct nouveau_drm *drm = nouveau_drm(dev);
103 struct nouveau_encoder *encoder;
104 struct drm_crtc *crtc;
105 int ret;
106
107
108
109
110
111
112
113
114
115 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
116 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
117 nv_crtc->save(&nv_crtc->base);
118 }
119
120 list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.base.head)
121 encoder->enc_save(&encoder->base.base);
122
123
124 nvif_notify_get(&disp->flip);
125
126 if (!resume)
127 return 0;
128
129
130 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
131 struct drm_framebuffer *fb = crtc->primary->fb;
132 struct nouveau_bo *nvbo;
133
134 if (!fb || !fb->obj[0])
135 continue;
136 nvbo = nouveau_gem_object(fb->obj[0]);
137 ret = nouveau_bo_pin(nvbo, NOUVEAU_GEM_DOMAIN_VRAM, true);
138 if (ret)
139 NV_ERROR(drm, "Could not pin framebuffer\n");
140 }
141
142 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
143 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
144 if (!nv_crtc->cursor.nvbo)
145 continue;
146
147 ret = nouveau_bo_pin(nv_crtc->cursor.nvbo,
148 NOUVEAU_GEM_DOMAIN_VRAM, true);
149 if (!ret && nv_crtc->cursor.set_offset)
150 ret = nouveau_bo_map(nv_crtc->cursor.nvbo);
151 if (ret)
152 NV_ERROR(drm, "Could not pin/map cursor.\n");
153 }
154
155
156 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
157 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
158
159 nv_crtc->lut.depth = 0;
160 }
161
162
163
164
165
166 if (runtime)
167 return 0;
168
169
170 drm_helper_resume_force_mode(dev);
171
172 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
173 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
174
175 if (!nv_crtc->cursor.nvbo)
176 continue;
177
178 if (nv_crtc->cursor.set_offset)
179 nv_crtc->cursor.set_offset(nv_crtc,
180 nv_crtc->cursor.nvbo->offset);
181 nv_crtc->cursor.set_pos(nv_crtc, nv_crtc->cursor_saved_x,
182 nv_crtc->cursor_saved_y);
183 }
184
185 return 0;
186}
187
188static void
189nv04_display_destroy(struct drm_device *dev)
190{
191 struct nv04_display *disp = nv04_display(dev);
192 struct nouveau_drm *drm = nouveau_drm(dev);
193 struct nouveau_encoder *encoder;
194 struct nouveau_crtc *nv_crtc;
195
196
197 list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.base.head)
198 encoder->enc_restore(&encoder->base.base);
199
200 list_for_each_entry(nv_crtc, &dev->mode_config.crtc_list, base.head)
201 nv_crtc->restore(&nv_crtc->base);
202
203 nouveau_hw_save_vga_fonts(dev, 0);
204
205 nvif_notify_dtor(&disp->flip);
206
207 nouveau_display(dev)->priv = NULL;
208 vfree(disp);
209
210 nvif_object_unmap(&drm->client.device.object);
211}
212
213int
214nv04_display_create(struct drm_device *dev)
215{
216 struct nouveau_drm *drm = nouveau_drm(dev);
217 struct nvkm_i2c *i2c = nvxx_i2c(&drm->client.device);
218 struct dcb_table *dcb = &drm->vbios.dcb;
219 struct drm_connector *connector, *ct;
220 struct drm_encoder *encoder;
221 struct nouveau_encoder *nv_encoder;
222 struct nouveau_crtc *crtc;
223 struct nv04_display *disp;
224 int i, ret;
225
226 disp = vzalloc(sizeof(*disp));
227 if (!disp)
228 return -ENOMEM;
229
230 nvif_object_map(&drm->client.device.object, NULL, 0);
231
232 nouveau_display(dev)->priv = disp;
233 nouveau_display(dev)->dtor = nv04_display_destroy;
234 nouveau_display(dev)->init = nv04_display_init;
235 nouveau_display(dev)->fini = nv04_display_fini;
236
237
238 dev->driver_features &= ~DRIVER_ATOMIC;
239
240
241 if (drm->channel) {
242 nvif_notify_ctor(&drm->channel->nvsw, "kmsFlip", nv04_flip_complete,
243 false, NV04_NVSW_NTFY_UEVENT,
244 NULL, 0, 0, &disp->flip);
245 }
246
247 nouveau_hw_save_vga_fonts(dev, 1);
248
249 nv04_crtc_create(dev, 0);
250 if (nv_two_heads(dev))
251 nv04_crtc_create(dev, 1);
252
253 for (i = 0; i < dcb->entries; i++) {
254 struct dcb_output *dcbent = &dcb->entry[i];
255
256 connector = nouveau_connector_create(dev, dcbent);
257 if (IS_ERR(connector))
258 continue;
259
260 switch (dcbent->type) {
261 case DCB_OUTPUT_ANALOG:
262 ret = nv04_dac_create(connector, dcbent);
263 break;
264 case DCB_OUTPUT_LVDS:
265 case DCB_OUTPUT_TMDS:
266 ret = nv04_dfp_create(connector, dcbent);
267 break;
268 case DCB_OUTPUT_TV:
269 if (dcbent->location == DCB_LOC_ON_CHIP)
270 ret = nv17_tv_create(connector, dcbent);
271 else
272 ret = nv04_tv_create(connector, dcbent);
273 break;
274 default:
275 NV_WARN(drm, "DCB type %d not known\n", dcbent->type);
276 continue;
277 }
278
279 if (ret)
280 continue;
281 }
282
283 list_for_each_entry_safe(connector, ct,
284 &dev->mode_config.connector_list, head) {
285 if (!connector->possible_encoders) {
286 NV_WARN(drm, "%s has no encoders, removing\n",
287 connector->name);
288 connector->funcs->destroy(connector);
289 }
290 }
291
292 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
293 struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
294 struct nvkm_i2c_bus *bus =
295 nvkm_i2c_bus_find(i2c, nv_encoder->dcb->i2c_index);
296 nv_encoder->i2c = bus ? &bus->i2c : NULL;
297 }
298
299
300 list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head)
301 crtc->save(&crtc->base);
302
303 list_for_each_entry(nv_encoder, &dev->mode_config.encoder_list, base.base.head)
304 nv_encoder->enc_save(&nv_encoder->base.base);
305
306 nouveau_overlay_init(dev);
307
308 return 0;
309}
310