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6ee73861 BS |
1 | /* |
2 | * Copyright (C) 2008 Maarten Maathuis. | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person obtaining | |
6 | * a copy of this software and associated documentation files (the | |
7 | * "Software"), to deal in the Software without restriction, including | |
8 | * without limitation the rights to use, copy, modify, merge, publish, | |
9 | * distribute, sublicense, and/or sell copies of the Software, and to | |
10 | * permit persons to whom the Software is furnished to do so, subject to | |
11 | * the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice (including the | |
14 | * next paragraph) shall be included in all copies or substantial | |
15 | * portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
18 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
20 | * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE | |
21 | * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | |
22 | * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | |
23 | * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
24 | * | |
25 | */ | |
26 | ||
a1470890 BS |
27 | #include <acpi/button.h> |
28 | ||
6ee73861 BS |
29 | #include "drmP.h" |
30 | #include "drm_edid.h" | |
31 | #include "drm_crtc_helper.h" | |
a1470890 | 32 | |
6ee73861 BS |
33 | #include "nouveau_reg.h" |
34 | #include "nouveau_drv.h" | |
35 | #include "nouveau_encoder.h" | |
36 | #include "nouveau_crtc.h" | |
37 | #include "nouveau_connector.h" | |
38 | #include "nouveau_hw.h" | |
39 | ||
fce2bad0 BS |
40 | static void nouveau_connector_hotplug(void *, int); |
41 | ||
6ee73861 BS |
42 | static struct nouveau_encoder * |
43 | find_encoder_by_type(struct drm_connector *connector, int type) | |
44 | { | |
45 | struct drm_device *dev = connector->dev; | |
46 | struct nouveau_encoder *nv_encoder; | |
47 | struct drm_mode_object *obj; | |
48 | int i, id; | |
49 | ||
50 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { | |
51 | id = connector->encoder_ids[i]; | |
52 | if (!id) | |
53 | break; | |
54 | ||
55 | obj = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
56 | if (!obj) | |
57 | continue; | |
58 | nv_encoder = nouveau_encoder(obj_to_encoder(obj)); | |
59 | ||
60 | if (type == OUTPUT_ANY || nv_encoder->dcb->type == type) | |
61 | return nv_encoder; | |
62 | } | |
63 | ||
64 | return NULL; | |
65 | } | |
66 | ||
67 | struct nouveau_connector * | |
68 | nouveau_encoder_connector_get(struct nouveau_encoder *encoder) | |
69 | { | |
70 | struct drm_device *dev = to_drm_encoder(encoder)->dev; | |
71 | struct drm_connector *drm_connector; | |
72 | ||
73 | list_for_each_entry(drm_connector, &dev->mode_config.connector_list, head) { | |
74 | if (drm_connector->encoder == to_drm_encoder(encoder)) | |
75 | return nouveau_connector(drm_connector); | |
76 | } | |
77 | ||
78 | return NULL; | |
79 | } | |
80 | ||
62acdc71 BS |
81 | /*TODO: This could use improvement, and learn to handle the fixed |
82 | * BIOS tables etc. It's fine currently, for its only user. | |
83 | */ | |
84 | int | |
85 | nouveau_connector_bpp(struct drm_connector *connector) | |
86 | { | |
87 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
88 | ||
89 | if (nv_connector->edid && nv_connector->edid->revision >= 4) { | |
90 | u8 bpc = ((nv_connector->edid->input & 0x70) >> 3) + 4; | |
91 | if (bpc > 4) | |
92 | return bpc; | |
93 | } | |
94 | ||
95 | return 18; | |
96 | } | |
6ee73861 BS |
97 | |
98 | static void | |
fce2bad0 | 99 | nouveau_connector_destroy(struct drm_connector *connector) |
6ee73861 | 100 | { |
fce2bad0 BS |
101 | struct nouveau_connector *nv_connector = nouveau_connector(connector); |
102 | struct drm_nouveau_private *dev_priv; | |
103 | struct nouveau_gpio_engine *pgpio; | |
dd19e44b | 104 | struct drm_device *dev; |
6ee73861 | 105 | |
c8ebe275 | 106 | if (!nv_connector) |
6ee73861 BS |
107 | return; |
108 | ||
dd19e44b | 109 | dev = nv_connector->base.dev; |
fce2bad0 | 110 | dev_priv = dev->dev_private; |
dd19e44b MS |
111 | NV_DEBUG_KMS(dev, "\n"); |
112 | ||
fce2bad0 BS |
113 | pgpio = &dev_priv->engine.gpio; |
114 | if (pgpio->irq_unregister) { | |
115 | pgpio->irq_unregister(dev, nv_connector->dcb->gpio_tag, | |
116 | nouveau_connector_hotplug, connector); | |
117 | } | |
118 | ||
c8ebe275 | 119 | kfree(nv_connector->edid); |
fce2bad0 BS |
120 | drm_sysfs_connector_remove(connector); |
121 | drm_connector_cleanup(connector); | |
122 | kfree(connector); | |
6ee73861 BS |
123 | } |
124 | ||
6ee73861 BS |
125 | static struct nouveau_i2c_chan * |
126 | nouveau_connector_ddc_detect(struct drm_connector *connector, | |
127 | struct nouveau_encoder **pnv_encoder) | |
128 | { | |
129 | struct drm_device *dev = connector->dev; | |
03cd06ca | 130 | int i; |
6ee73861 | 131 | |
6ee73861 | 132 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
4ca2b712 | 133 | struct nouveau_i2c_chan *i2c = NULL; |
6ee73861 BS |
134 | struct nouveau_encoder *nv_encoder; |
135 | struct drm_mode_object *obj; | |
136 | int id; | |
137 | ||
138 | id = connector->encoder_ids[i]; | |
139 | if (!id) | |
140 | break; | |
141 | ||
142 | obj = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
143 | if (!obj) | |
144 | continue; | |
145 | nv_encoder = nouveau_encoder(obj_to_encoder(obj)); | |
4ca2b712 FJ |
146 | |
147 | if (nv_encoder->dcb->i2c_index < 0xf) | |
148 | i2c = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index); | |
6ee73861 | 149 | |
03cd06ca | 150 | if (i2c && nouveau_probe_i2c_addr(i2c, 0x50)) { |
6ee73861 BS |
151 | *pnv_encoder = nv_encoder; |
152 | return i2c; | |
153 | } | |
154 | } | |
155 | ||
156 | return NULL; | |
157 | } | |
158 | ||
c16c5707 FJ |
159 | static struct nouveau_encoder * |
160 | nouveau_connector_of_detect(struct drm_connector *connector) | |
161 | { | |
162 | #ifdef __powerpc__ | |
163 | struct drm_device *dev = connector->dev; | |
164 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
165 | struct nouveau_encoder *nv_encoder; | |
166 | struct device_node *cn, *dn = pci_device_to_OF_node(dev->pdev); | |
167 | ||
168 | if (!dn || | |
169 | !((nv_encoder = find_encoder_by_type(connector, OUTPUT_TMDS)) || | |
170 | (nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG)))) | |
171 | return NULL; | |
172 | ||
173 | for_each_child_of_node(dn, cn) { | |
174 | const char *name = of_get_property(cn, "name", NULL); | |
175 | const void *edid = of_get_property(cn, "EDID", NULL); | |
176 | int idx = name ? name[strlen(name) - 1] - 'A' : 0; | |
177 | ||
178 | if (nv_encoder->dcb->i2c_index == idx && edid) { | |
179 | nv_connector->edid = | |
180 | kmemdup(edid, EDID_LENGTH, GFP_KERNEL); | |
181 | of_node_put(cn); | |
182 | return nv_encoder; | |
183 | } | |
184 | } | |
185 | #endif | |
186 | return NULL; | |
187 | } | |
188 | ||
6ee73861 BS |
189 | static void |
190 | nouveau_connector_set_encoder(struct drm_connector *connector, | |
191 | struct nouveau_encoder *nv_encoder) | |
192 | { | |
193 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
194 | struct drm_nouveau_private *dev_priv = connector->dev->dev_private; | |
195 | struct drm_device *dev = connector->dev; | |
196 | ||
197 | if (nv_connector->detected_encoder == nv_encoder) | |
198 | return; | |
199 | nv_connector->detected_encoder = nv_encoder; | |
200 | ||
201 | if (nv_encoder->dcb->type == OUTPUT_LVDS || | |
202 | nv_encoder->dcb->type == OUTPUT_TMDS) { | |
203 | connector->doublescan_allowed = false; | |
204 | connector->interlace_allowed = false; | |
205 | } else { | |
206 | connector->doublescan_allowed = true; | |
207 | if (dev_priv->card_type == NV_20 || | |
208 | (dev_priv->card_type == NV_10 && | |
209 | (dev->pci_device & 0x0ff0) != 0x0100 && | |
210 | (dev->pci_device & 0x0ff0) != 0x0150)) | |
211 | /* HW is broken */ | |
212 | connector->interlace_allowed = false; | |
213 | else | |
214 | connector->interlace_allowed = true; | |
215 | } | |
216 | ||
be079e97 | 217 | if (nv_connector->dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
218 | drm_connector_property_set_value(connector, |
219 | dev->mode_config.dvi_i_subconnector_property, | |
220 | nv_encoder->dcb->type == OUTPUT_TMDS ? | |
221 | DRM_MODE_SUBCONNECTOR_DVID : | |
222 | DRM_MODE_SUBCONNECTOR_DVIA); | |
223 | } | |
224 | } | |
225 | ||
226 | static enum drm_connector_status | |
930a9e28 | 227 | nouveau_connector_detect(struct drm_connector *connector, bool force) |
6ee73861 BS |
228 | { |
229 | struct drm_device *dev = connector->dev; | |
230 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
231 | struct nouveau_encoder *nv_encoder = NULL; | |
232 | struct nouveau_i2c_chan *i2c; | |
03cd06ca | 233 | int type; |
6ee73861 | 234 | |
b8780e2a FJ |
235 | /* Cleanup the previous EDID block. */ |
236 | if (nv_connector->edid) { | |
237 | drm_mode_connector_update_edid_property(connector, NULL); | |
238 | kfree(nv_connector->edid); | |
239 | nv_connector->edid = NULL; | |
240 | } | |
c8ebe275 | 241 | |
6ee73861 BS |
242 | i2c = nouveau_connector_ddc_detect(connector, &nv_encoder); |
243 | if (i2c) { | |
6ee73861 | 244 | nv_connector->edid = drm_get_edid(connector, &i2c->adapter); |
6ee73861 BS |
245 | drm_mode_connector_update_edid_property(connector, |
246 | nv_connector->edid); | |
247 | if (!nv_connector->edid) { | |
248 | NV_ERROR(dev, "DDC responded, but no EDID for %s\n", | |
249 | drm_get_connector_name(connector)); | |
0ed3165e | 250 | goto detect_analog; |
6ee73861 BS |
251 | } |
252 | ||
253 | if (nv_encoder->dcb->type == OUTPUT_DP && | |
254 | !nouveau_dp_detect(to_drm_encoder(nv_encoder))) { | |
255 | NV_ERROR(dev, "Detected %s, but failed init\n", | |
256 | drm_get_connector_name(connector)); | |
257 | return connector_status_disconnected; | |
258 | } | |
259 | ||
260 | /* Override encoder type for DVI-I based on whether EDID | |
261 | * says the display is digital or analog, both use the | |
262 | * same i2c channel so the value returned from ddc_detect | |
263 | * isn't necessarily correct. | |
264 | */ | |
be079e97 | 265 | if (nv_connector->dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
266 | if (nv_connector->edid->input & DRM_EDID_INPUT_DIGITAL) |
267 | type = OUTPUT_TMDS; | |
268 | else | |
269 | type = OUTPUT_ANALOG; | |
270 | ||
271 | nv_encoder = find_encoder_by_type(connector, type); | |
272 | if (!nv_encoder) { | |
273 | NV_ERROR(dev, "Detected %d encoder on %s, " | |
274 | "but no object!\n", type, | |
275 | drm_get_connector_name(connector)); | |
276 | return connector_status_disconnected; | |
277 | } | |
278 | } | |
279 | ||
280 | nouveau_connector_set_encoder(connector, nv_encoder); | |
281 | return connector_status_connected; | |
282 | } | |
283 | ||
c16c5707 FJ |
284 | nv_encoder = nouveau_connector_of_detect(connector); |
285 | if (nv_encoder) { | |
286 | nouveau_connector_set_encoder(connector, nv_encoder); | |
287 | return connector_status_connected; | |
288 | } | |
289 | ||
0ed3165e | 290 | detect_analog: |
6ee73861 | 291 | nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG); |
f4053509 | 292 | if (!nv_encoder && !nouveau_tv_disable) |
6ee73861 | 293 | nv_encoder = find_encoder_by_type(connector, OUTPUT_TV); |
84b8081c | 294 | if (nv_encoder && force) { |
6ee73861 BS |
295 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
296 | struct drm_encoder_helper_funcs *helper = | |
297 | encoder->helper_private; | |
298 | ||
299 | if (helper->detect(encoder, connector) == | |
300 | connector_status_connected) { | |
301 | nouveau_connector_set_encoder(connector, nv_encoder); | |
302 | return connector_status_connected; | |
303 | } | |
304 | ||
305 | } | |
306 | ||
307 | return connector_status_disconnected; | |
308 | } | |
309 | ||
d17f395c | 310 | static enum drm_connector_status |
930a9e28 | 311 | nouveau_connector_detect_lvds(struct drm_connector *connector, bool force) |
d17f395c BS |
312 | { |
313 | struct drm_device *dev = connector->dev; | |
314 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
315 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
316 | struct nouveau_encoder *nv_encoder = NULL; | |
317 | enum drm_connector_status status = connector_status_disconnected; | |
318 | ||
319 | /* Cleanup the previous EDID block. */ | |
320 | if (nv_connector->edid) { | |
321 | drm_mode_connector_update_edid_property(connector, NULL); | |
322 | kfree(nv_connector->edid); | |
323 | nv_connector->edid = NULL; | |
324 | } | |
325 | ||
326 | nv_encoder = find_encoder_by_type(connector, OUTPUT_LVDS); | |
327 | if (!nv_encoder) | |
328 | return connector_status_disconnected; | |
329 | ||
a6ed76d7 | 330 | /* Try retrieving EDID via DDC */ |
d17f395c | 331 | if (!dev_priv->vbios.fp_no_ddc) { |
930a9e28 | 332 | status = nouveau_connector_detect(connector, force); |
d17f395c BS |
333 | if (status == connector_status_connected) |
334 | goto out; | |
335 | } | |
336 | ||
a6ed76d7 BS |
337 | /* On some laptops (Sony, i'm looking at you) there appears to |
338 | * be no direct way of accessing the panel's EDID. The only | |
339 | * option available to us appears to be to ask ACPI for help.. | |
340 | * | |
341 | * It's important this check's before trying straps, one of the | |
342 | * said manufacturer's laptops are configured in such a way | |
343 | * the nouveau decides an entry in the VBIOS FP mode table is | |
344 | * valid - it's not (rh#613284) | |
345 | */ | |
346 | if (nv_encoder->dcb->lvdsconf.use_acpi_for_edid) { | |
347 | if (!nouveau_acpi_edid(dev, connector)) { | |
348 | status = connector_status_connected; | |
349 | goto out; | |
350 | } | |
351 | } | |
352 | ||
d17f395c BS |
353 | /* If no EDID found above, and the VBIOS indicates a hardcoded |
354 | * modeline is avalilable for the panel, set it as the panel's | |
355 | * native mode and exit. | |
356 | */ | |
357 | if (nouveau_bios_fp_mode(dev, NULL) && (dev_priv->vbios.fp_no_ddc || | |
358 | nv_encoder->dcb->lvdsconf.use_straps_for_mode)) { | |
359 | status = connector_status_connected; | |
360 | goto out; | |
361 | } | |
362 | ||
363 | /* Still nothing, some VBIOS images have a hardcoded EDID block | |
364 | * stored for the panel stored in them. | |
365 | */ | |
366 | if (!dev_priv->vbios.fp_no_ddc) { | |
367 | struct edid *edid = | |
368 | (struct edid *)nouveau_bios_embedded_edid(dev); | |
369 | if (edid) { | |
370 | nv_connector->edid = kmalloc(EDID_LENGTH, GFP_KERNEL); | |
371 | *(nv_connector->edid) = *edid; | |
372 | status = connector_status_connected; | |
373 | } | |
374 | } | |
375 | ||
376 | out: | |
377 | #if defined(CONFIG_ACPI_BUTTON) || \ | |
378 | (defined(CONFIG_ACPI_BUTTON_MODULE) && defined(MODULE)) | |
379 | if (status == connector_status_connected && | |
380 | !nouveau_ignorelid && !acpi_lid_open()) | |
381 | status = connector_status_unknown; | |
382 | #endif | |
383 | ||
384 | drm_mode_connector_update_edid_property(connector, nv_connector->edid); | |
3195c5f9 | 385 | nouveau_connector_set_encoder(connector, nv_encoder); |
d17f395c BS |
386 | return status; |
387 | } | |
388 | ||
6ee73861 BS |
389 | static void |
390 | nouveau_connector_force(struct drm_connector *connector) | |
391 | { | |
be079e97 | 392 | struct nouveau_connector *nv_connector = nouveau_connector(connector); |
6ee73861 BS |
393 | struct nouveau_encoder *nv_encoder; |
394 | int type; | |
395 | ||
be079e97 | 396 | if (nv_connector->dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
397 | if (connector->force == DRM_FORCE_ON_DIGITAL) |
398 | type = OUTPUT_TMDS; | |
399 | else | |
400 | type = OUTPUT_ANALOG; | |
401 | } else | |
402 | type = OUTPUT_ANY; | |
403 | ||
404 | nv_encoder = find_encoder_by_type(connector, type); | |
405 | if (!nv_encoder) { | |
be079e97 | 406 | NV_ERROR(connector->dev, "can't find encoder to force %s on!\n", |
6ee73861 BS |
407 | drm_get_connector_name(connector)); |
408 | connector->status = connector_status_disconnected; | |
409 | return; | |
410 | } | |
411 | ||
412 | nouveau_connector_set_encoder(connector, nv_encoder); | |
413 | } | |
414 | ||
415 | static int | |
416 | nouveau_connector_set_property(struct drm_connector *connector, | |
417 | struct drm_property *property, uint64_t value) | |
418 | { | |
419 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
420 | struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; | |
4a9f822f | 421 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
6ee73861 BS |
422 | struct drm_device *dev = connector->dev; |
423 | int ret; | |
424 | ||
425 | /* Scaling mode */ | |
426 | if (property == dev->mode_config.scaling_mode_property) { | |
427 | struct nouveau_crtc *nv_crtc = NULL; | |
428 | bool modeset = false; | |
429 | ||
430 | switch (value) { | |
431 | case DRM_MODE_SCALE_NONE: | |
432 | case DRM_MODE_SCALE_FULLSCREEN: | |
433 | case DRM_MODE_SCALE_CENTER: | |
434 | case DRM_MODE_SCALE_ASPECT: | |
435 | break; | |
436 | default: | |
437 | return -EINVAL; | |
438 | } | |
439 | ||
440 | /* LVDS always needs gpu scaling */ | |
be079e97 | 441 | if (nv_connector->dcb->type == DCB_CONNECTOR_LVDS && |
6ee73861 BS |
442 | value == DRM_MODE_SCALE_NONE) |
443 | return -EINVAL; | |
444 | ||
445 | /* Changing between GPU and panel scaling requires a full | |
446 | * modeset | |
447 | */ | |
448 | if ((nv_connector->scaling_mode == DRM_MODE_SCALE_NONE) || | |
449 | (value == DRM_MODE_SCALE_NONE)) | |
450 | modeset = true; | |
451 | nv_connector->scaling_mode = value; | |
452 | ||
453 | if (connector->encoder && connector->encoder->crtc) | |
454 | nv_crtc = nouveau_crtc(connector->encoder->crtc); | |
455 | if (!nv_crtc) | |
456 | return 0; | |
457 | ||
458 | if (modeset || !nv_crtc->set_scale) { | |
459 | ret = drm_crtc_helper_set_mode(&nv_crtc->base, | |
460 | &nv_crtc->base.mode, | |
461 | nv_crtc->base.x, | |
462 | nv_crtc->base.y, NULL); | |
463 | if (!ret) | |
464 | return -EINVAL; | |
465 | } else { | |
466 | ret = nv_crtc->set_scale(nv_crtc, value, true); | |
467 | if (ret) | |
468 | return ret; | |
469 | } | |
470 | ||
471 | return 0; | |
472 | } | |
473 | ||
474 | /* Dithering */ | |
475 | if (property == dev->mode_config.dithering_mode_property) { | |
476 | struct nouveau_crtc *nv_crtc = NULL; | |
477 | ||
478 | if (value == DRM_MODE_DITHERING_ON) | |
479 | nv_connector->use_dithering = true; | |
480 | else | |
481 | nv_connector->use_dithering = false; | |
482 | ||
483 | if (connector->encoder && connector->encoder->crtc) | |
484 | nv_crtc = nouveau_crtc(connector->encoder->crtc); | |
485 | ||
486 | if (!nv_crtc || !nv_crtc->set_dither) | |
487 | return 0; | |
488 | ||
489 | return nv_crtc->set_dither(nv_crtc, nv_connector->use_dithering, | |
490 | true); | |
491 | } | |
492 | ||
493 | if (nv_encoder && nv_encoder->dcb->type == OUTPUT_TV) | |
4a9f822f FJ |
494 | return get_slave_funcs(encoder)->set_property( |
495 | encoder, connector, property, value); | |
6ee73861 BS |
496 | |
497 | return -EINVAL; | |
498 | } | |
499 | ||
500 | static struct drm_display_mode * | |
26099a74 | 501 | nouveau_connector_native_mode(struct drm_connector *connector) |
6ee73861 | 502 | { |
26099a74 BS |
503 | struct drm_connector_helper_funcs *helper = connector->helper_private; |
504 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
505 | struct drm_device *dev = connector->dev; | |
6ee73861 BS |
506 | struct drm_display_mode *mode, *largest = NULL; |
507 | int high_w = 0, high_h = 0, high_v = 0; | |
508 | ||
26099a74 | 509 | list_for_each_entry(mode, &nv_connector->base.probed_modes, head) { |
0d9b6193 | 510 | mode->vrefresh = drm_mode_vrefresh(mode); |
a5afb775 FJ |
511 | if (helper->mode_valid(connector, mode) != MODE_OK || |
512 | (mode->flags & DRM_MODE_FLAG_INTERLACE)) | |
26099a74 BS |
513 | continue; |
514 | ||
515 | /* Use preferred mode if there is one.. */ | |
6ee73861 | 516 | if (mode->type & DRM_MODE_TYPE_PREFERRED) { |
ef2bb506 | 517 | NV_DEBUG_KMS(dev, "native mode from preferred\n"); |
6ee73861 BS |
518 | return drm_mode_duplicate(dev, mode); |
519 | } | |
6ee73861 | 520 | |
26099a74 BS |
521 | /* Otherwise, take the resolution with the largest width, then |
522 | * height, then vertical refresh | |
523 | */ | |
6ee73861 BS |
524 | if (mode->hdisplay < high_w) |
525 | continue; | |
526 | ||
527 | if (mode->hdisplay == high_w && mode->vdisplay < high_h) | |
528 | continue; | |
529 | ||
530 | if (mode->hdisplay == high_w && mode->vdisplay == high_h && | |
531 | mode->vrefresh < high_v) | |
532 | continue; | |
533 | ||
534 | high_w = mode->hdisplay; | |
535 | high_h = mode->vdisplay; | |
536 | high_v = mode->vrefresh; | |
537 | largest = mode; | |
538 | } | |
539 | ||
ef2bb506 | 540 | NV_DEBUG_KMS(dev, "native mode from largest: %dx%d@%d\n", |
6ee73861 BS |
541 | high_w, high_h, high_v); |
542 | return largest ? drm_mode_duplicate(dev, largest) : NULL; | |
543 | } | |
544 | ||
545 | struct moderec { | |
546 | int hdisplay; | |
547 | int vdisplay; | |
548 | }; | |
549 | ||
550 | static struct moderec scaler_modes[] = { | |
551 | { 1920, 1200 }, | |
552 | { 1920, 1080 }, | |
553 | { 1680, 1050 }, | |
554 | { 1600, 1200 }, | |
555 | { 1400, 1050 }, | |
556 | { 1280, 1024 }, | |
557 | { 1280, 960 }, | |
558 | { 1152, 864 }, | |
559 | { 1024, 768 }, | |
560 | { 800, 600 }, | |
561 | { 720, 400 }, | |
562 | { 640, 480 }, | |
563 | { 640, 400 }, | |
564 | { 640, 350 }, | |
565 | {} | |
566 | }; | |
567 | ||
568 | static int | |
569 | nouveau_connector_scaler_modes_add(struct drm_connector *connector) | |
570 | { | |
571 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
572 | struct drm_display_mode *native = nv_connector->native_mode, *m; | |
573 | struct drm_device *dev = connector->dev; | |
574 | struct moderec *mode = &scaler_modes[0]; | |
575 | int modes = 0; | |
576 | ||
577 | if (!native) | |
578 | return 0; | |
579 | ||
580 | while (mode->hdisplay) { | |
581 | if (mode->hdisplay <= native->hdisplay && | |
582 | mode->vdisplay <= native->vdisplay) { | |
583 | m = drm_cvt_mode(dev, mode->hdisplay, mode->vdisplay, | |
584 | drm_mode_vrefresh(native), false, | |
585 | false, false); | |
586 | if (!m) | |
587 | continue; | |
588 | ||
589 | m->type |= DRM_MODE_TYPE_DRIVER; | |
590 | ||
591 | drm_mode_probed_add(connector, m); | |
592 | modes++; | |
593 | } | |
594 | ||
595 | mode++; | |
596 | } | |
597 | ||
598 | return modes; | |
599 | } | |
600 | ||
601 | static int | |
602 | nouveau_connector_get_modes(struct drm_connector *connector) | |
603 | { | |
604 | struct drm_device *dev = connector->dev; | |
d17f395c | 605 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
6ee73861 BS |
606 | struct nouveau_connector *nv_connector = nouveau_connector(connector); |
607 | struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; | |
4a9f822f | 608 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
6ee73861 BS |
609 | int ret = 0; |
610 | ||
d17f395c | 611 | /* destroy the native mode, the attached monitor could have changed. |
6ee73861 | 612 | */ |
d17f395c | 613 | if (nv_connector->native_mode) { |
6ee73861 BS |
614 | drm_mode_destroy(dev, nv_connector->native_mode); |
615 | nv_connector->native_mode = NULL; | |
616 | } | |
617 | ||
618 | if (nv_connector->edid) | |
619 | ret = drm_add_edid_modes(connector, nv_connector->edid); | |
d17f395c BS |
620 | else |
621 | if (nv_encoder->dcb->type == OUTPUT_LVDS && | |
622 | (nv_encoder->dcb->lvdsconf.use_straps_for_mode || | |
6e86e041 | 623 | dev_priv->vbios.fp_no_ddc) && nouveau_bios_fp_mode(dev, NULL)) { |
80dad869 BS |
624 | struct drm_display_mode mode; |
625 | ||
626 | nouveau_bios_fp_mode(dev, &mode); | |
627 | nv_connector->native_mode = drm_mode_duplicate(dev, &mode); | |
d17f395c | 628 | } |
6ee73861 BS |
629 | |
630 | /* Find the native mode if this is a digital panel, if we didn't | |
631 | * find any modes through DDC previously add the native mode to | |
632 | * the list of modes. | |
633 | */ | |
634 | if (!nv_connector->native_mode) | |
635 | nv_connector->native_mode = | |
26099a74 | 636 | nouveau_connector_native_mode(connector); |
6ee73861 BS |
637 | if (ret == 0 && nv_connector->native_mode) { |
638 | struct drm_display_mode *mode; | |
639 | ||
640 | mode = drm_mode_duplicate(dev, nv_connector->native_mode); | |
641 | drm_mode_probed_add(connector, mode); | |
642 | ret = 1; | |
643 | } | |
644 | ||
645 | if (nv_encoder->dcb->type == OUTPUT_TV) | |
4a9f822f | 646 | ret = get_slave_funcs(encoder)->get_modes(encoder, connector); |
6ee73861 | 647 | |
646bef2d BS |
648 | if (nv_connector->dcb->type == DCB_CONNECTOR_LVDS || |
649 | nv_connector->dcb->type == DCB_CONNECTOR_eDP) | |
6ee73861 BS |
650 | ret += nouveau_connector_scaler_modes_add(connector); |
651 | ||
652 | return ret; | |
653 | } | |
654 | ||
1f5bd443 FJ |
655 | static unsigned |
656 | get_tmds_link_bandwidth(struct drm_connector *connector) | |
657 | { | |
658 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
659 | struct drm_nouveau_private *dev_priv = connector->dev->dev_private; | |
660 | struct dcb_entry *dcb = nv_connector->detected_encoder->dcb; | |
661 | ||
662 | if (dcb->location != DCB_LOC_ON_CHIP || | |
663 | dev_priv->chipset >= 0x46) | |
664 | return 165000; | |
665 | else if (dev_priv->chipset >= 0x40) | |
666 | return 155000; | |
667 | else if (dev_priv->chipset >= 0x18) | |
668 | return 135000; | |
669 | else | |
670 | return 112000; | |
671 | } | |
672 | ||
6ee73861 BS |
673 | static int |
674 | nouveau_connector_mode_valid(struct drm_connector *connector, | |
675 | struct drm_display_mode *mode) | |
676 | { | |
6ee73861 BS |
677 | struct nouveau_connector *nv_connector = nouveau_connector(connector); |
678 | struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; | |
4a9f822f | 679 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
6ee73861 BS |
680 | unsigned min_clock = 25000, max_clock = min_clock; |
681 | unsigned clock = mode->clock; | |
682 | ||
683 | switch (nv_encoder->dcb->type) { | |
684 | case OUTPUT_LVDS: | |
26099a74 BS |
685 | if (nv_connector->native_mode && |
686 | (mode->hdisplay > nv_connector->native_mode->hdisplay || | |
687 | mode->vdisplay > nv_connector->native_mode->vdisplay)) | |
6ee73861 BS |
688 | return MODE_PANEL; |
689 | ||
690 | min_clock = 0; | |
691 | max_clock = 400000; | |
692 | break; | |
693 | case OUTPUT_TMDS: | |
1f5bd443 FJ |
694 | max_clock = get_tmds_link_bandwidth(connector); |
695 | if (nouveau_duallink && nv_encoder->dcb->duallink_possible) | |
696 | max_clock *= 2; | |
6ee73861 BS |
697 | break; |
698 | case OUTPUT_ANALOG: | |
699 | max_clock = nv_encoder->dcb->crtconf.maxfreq; | |
700 | if (!max_clock) | |
701 | max_clock = 350000; | |
702 | break; | |
703 | case OUTPUT_TV: | |
4a9f822f | 704 | return get_slave_funcs(encoder)->mode_valid(encoder, mode); |
6ee73861 BS |
705 | case OUTPUT_DP: |
706 | if (nv_encoder->dp.link_bw == DP_LINK_BW_2_7) | |
707 | max_clock = nv_encoder->dp.link_nr * 270000; | |
708 | else | |
709 | max_clock = nv_encoder->dp.link_nr * 162000; | |
710 | ||
62acdc71 | 711 | clock = clock * nouveau_connector_bpp(connector) / 8; |
6ee73861 | 712 | break; |
e7cc51c5 BS |
713 | default: |
714 | BUG_ON(1); | |
715 | return MODE_BAD; | |
6ee73861 BS |
716 | } |
717 | ||
718 | if (clock < min_clock) | |
719 | return MODE_CLOCK_LOW; | |
720 | ||
721 | if (clock > max_clock) | |
722 | return MODE_CLOCK_HIGH; | |
723 | ||
724 | return MODE_OK; | |
725 | } | |
726 | ||
727 | static struct drm_encoder * | |
728 | nouveau_connector_best_encoder(struct drm_connector *connector) | |
729 | { | |
730 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
731 | ||
732 | if (nv_connector->detected_encoder) | |
733 | return to_drm_encoder(nv_connector->detected_encoder); | |
734 | ||
735 | return NULL; | |
736 | } | |
737 | ||
738 | static const struct drm_connector_helper_funcs | |
739 | nouveau_connector_helper_funcs = { | |
740 | .get_modes = nouveau_connector_get_modes, | |
741 | .mode_valid = nouveau_connector_mode_valid, | |
742 | .best_encoder = nouveau_connector_best_encoder, | |
743 | }; | |
744 | ||
745 | static const struct drm_connector_funcs | |
746 | nouveau_connector_funcs = { | |
747 | .dpms = drm_helper_connector_dpms, | |
748 | .save = NULL, | |
749 | .restore = NULL, | |
750 | .detect = nouveau_connector_detect, | |
751 | .destroy = nouveau_connector_destroy, | |
752 | .fill_modes = drm_helper_probe_single_connector_modes, | |
753 | .set_property = nouveau_connector_set_property, | |
754 | .force = nouveau_connector_force | |
755 | }; | |
756 | ||
d17f395c BS |
757 | static const struct drm_connector_funcs |
758 | nouveau_connector_funcs_lvds = { | |
759 | .dpms = drm_helper_connector_dpms, | |
760 | .save = NULL, | |
761 | .restore = NULL, | |
762 | .detect = nouveau_connector_detect_lvds, | |
763 | .destroy = nouveau_connector_destroy, | |
764 | .fill_modes = drm_helper_probe_single_connector_modes, | |
765 | .set_property = nouveau_connector_set_property, | |
766 | .force = nouveau_connector_force | |
767 | }; | |
6ee73861 | 768 | |
8f1a6086 BS |
769 | struct drm_connector * |
770 | nouveau_connector_create(struct drm_device *dev, int index) | |
6ee73861 | 771 | { |
d17f395c | 772 | const struct drm_connector_funcs *funcs = &nouveau_connector_funcs; |
6ee73861 | 773 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
fce2bad0 | 774 | struct nouveau_gpio_engine *pgpio = &dev_priv->engine.gpio; |
6ee73861 | 775 | struct nouveau_connector *nv_connector = NULL; |
8f1a6086 | 776 | struct dcb_connector_table_entry *dcb = NULL; |
6ee73861 | 777 | struct drm_connector *connector; |
2fa67f12 | 778 | int type, ret = 0; |
6ee73861 | 779 | |
ef2bb506 | 780 | NV_DEBUG_KMS(dev, "\n"); |
6ee73861 | 781 | |
8f1a6086 BS |
782 | if (index >= dev_priv->vbios.dcb.connector.entries) |
783 | return ERR_PTR(-EINVAL); | |
784 | ||
785 | dcb = &dev_priv->vbios.dcb.connector.entry[index]; | |
786 | if (dcb->drm) | |
787 | return dcb->drm; | |
788 | ||
7f612d87 | 789 | switch (dcb->type) { |
7f612d87 | 790 | case DCB_CONNECTOR_VGA: |
7f612d87 | 791 | type = DRM_MODE_CONNECTOR_VGA; |
6ee73861 | 792 | break; |
7f612d87 BS |
793 | case DCB_CONNECTOR_TV_0: |
794 | case DCB_CONNECTOR_TV_1: | |
795 | case DCB_CONNECTOR_TV_3: | |
7f612d87 | 796 | type = DRM_MODE_CONNECTOR_TV; |
6ee73861 | 797 | break; |
7f612d87 | 798 | case DCB_CONNECTOR_DVI_I: |
7f612d87 | 799 | type = DRM_MODE_CONNECTOR_DVII; |
6ee73861 | 800 | break; |
7f612d87 | 801 | case DCB_CONNECTOR_DVI_D: |
7f612d87 | 802 | type = DRM_MODE_CONNECTOR_DVID; |
6ee73861 | 803 | break; |
be079e97 BS |
804 | case DCB_CONNECTOR_HDMI_0: |
805 | case DCB_CONNECTOR_HDMI_1: | |
be079e97 BS |
806 | type = DRM_MODE_CONNECTOR_HDMIA; |
807 | break; | |
7f612d87 | 808 | case DCB_CONNECTOR_LVDS: |
7f612d87 | 809 | type = DRM_MODE_CONNECTOR_LVDS; |
d17f395c | 810 | funcs = &nouveau_connector_funcs_lvds; |
6ee73861 | 811 | break; |
7f612d87 | 812 | case DCB_CONNECTOR_DP: |
7f612d87 | 813 | type = DRM_MODE_CONNECTOR_DisplayPort; |
6ee73861 | 814 | break; |
be079e97 | 815 | case DCB_CONNECTOR_eDP: |
be079e97 BS |
816 | type = DRM_MODE_CONNECTOR_eDP; |
817 | break; | |
6ee73861 | 818 | default: |
7f612d87 | 819 | NV_ERROR(dev, "unknown connector type: 0x%02x!!\n", dcb->type); |
8f1a6086 | 820 | return ERR_PTR(-EINVAL); |
6ee73861 BS |
821 | } |
822 | ||
7f612d87 BS |
823 | nv_connector = kzalloc(sizeof(*nv_connector), GFP_KERNEL); |
824 | if (!nv_connector) | |
8f1a6086 | 825 | return ERR_PTR(-ENOMEM); |
7f612d87 BS |
826 | nv_connector->dcb = dcb; |
827 | connector = &nv_connector->base; | |
828 | ||
6ee73861 BS |
829 | /* defaults, will get overridden in detect() */ |
830 | connector->interlace_allowed = false; | |
831 | connector->doublescan_allowed = false; | |
832 | ||
d17f395c | 833 | drm_connector_init(dev, connector, funcs, type); |
6ee73861 BS |
834 | drm_connector_helper_add(connector, &nouveau_connector_helper_funcs); |
835 | ||
2fa67f12 FJ |
836 | /* Check if we need dithering enabled */ |
837 | if (dcb->type == DCB_CONNECTOR_LVDS) { | |
838 | bool dummy, is_24bit = false; | |
839 | ||
840 | ret = nouveau_bios_parse_lvds_table(dev, 0, &dummy, &is_24bit); | |
841 | if (ret) { | |
842 | NV_ERROR(dev, "Error parsing LVDS table, disabling " | |
843 | "LVDS\n"); | |
844 | goto fail; | |
845 | } | |
846 | ||
847 | nv_connector->use_dithering = !is_24bit; | |
7f612d87 BS |
848 | } |
849 | ||
6ee73861 | 850 | /* Init DVI-I specific properties */ |
be079e97 | 851 | if (dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
852 | drm_mode_create_dvi_i_properties(dev); |
853 | drm_connector_attach_property(connector, dev->mode_config.dvi_i_subconnector_property, 0); | |
854 | drm_connector_attach_property(connector, dev->mode_config.dvi_i_select_subconnector_property, 0); | |
855 | } | |
856 | ||
be079e97 BS |
857 | switch (dcb->type) { |
858 | case DCB_CONNECTOR_VGA: | |
859 | if (dev_priv->card_type >= NV_50) { | |
6ee73861 BS |
860 | drm_connector_attach_property(connector, |
861 | dev->mode_config.scaling_mode_property, | |
862 | nv_connector->scaling_mode); | |
863 | } | |
84b8081c | 864 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; |
be079e97 BS |
865 | /* fall-through */ |
866 | case DCB_CONNECTOR_TV_0: | |
867 | case DCB_CONNECTOR_TV_1: | |
868 | case DCB_CONNECTOR_TV_3: | |
869 | nv_connector->scaling_mode = DRM_MODE_SCALE_NONE; | |
870 | break; | |
871 | default: | |
872 | nv_connector->scaling_mode = DRM_MODE_SCALE_FULLSCREEN; | |
873 | ||
874 | drm_connector_attach_property(connector, | |
875 | dev->mode_config.scaling_mode_property, | |
876 | nv_connector->scaling_mode); | |
877 | drm_connector_attach_property(connector, | |
878 | dev->mode_config.dithering_mode_property, | |
879 | nv_connector->use_dithering ? | |
880 | DRM_MODE_DITHERING_ON : DRM_MODE_DITHERING_OFF); | |
01db3639 | 881 | |
06ef3e61 FJ |
882 | if (dcb->type != DCB_CONNECTOR_LVDS) { |
883 | if (dev_priv->card_type >= NV_50) | |
884 | connector->polled = DRM_CONNECTOR_POLL_HPD; | |
885 | else | |
886 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; | |
887 | } | |
be079e97 | 888 | break; |
6ee73861 BS |
889 | } |
890 | ||
fce2bad0 BS |
891 | if (pgpio->irq_register) { |
892 | pgpio->irq_register(dev, nv_connector->dcb->gpio_tag, | |
893 | nouveau_connector_hotplug, connector); | |
894 | } | |
895 | ||
6ee73861 | 896 | drm_sysfs_connector_add(connector); |
8f1a6086 BS |
897 | dcb->drm = connector; |
898 | return dcb->drm; | |
2fa67f12 FJ |
899 | |
900 | fail: | |
901 | drm_connector_cleanup(connector); | |
902 | kfree(connector); | |
8f1a6086 | 903 | return ERR_PTR(ret); |
2fa67f12 | 904 | |
6ee73861 | 905 | } |
fce2bad0 BS |
906 | |
907 | static void | |
908 | nouveau_connector_hotplug(void *data, int plugged) | |
909 | { | |
910 | struct drm_connector *connector = data; | |
911 | struct drm_device *dev = connector->dev; | |
912 | ||
913 | NV_INFO(dev, "%splugged %s\n", plugged ? "" : "un", | |
914 | drm_get_connector_name(connector)); | |
915 | ||
916 | if (connector->encoder && connector->encoder->crtc && | |
917 | connector->encoder->crtc->enabled) { | |
918 | struct nouveau_encoder *nv_encoder = nouveau_encoder(connector->encoder); | |
919 | struct drm_encoder_helper_funcs *helper = | |
920 | connector->encoder->helper_private; | |
921 | ||
922 | if (nv_encoder->dcb->type == OUTPUT_DP) { | |
923 | if (plugged) | |
924 | helper->dpms(connector->encoder, DRM_MODE_DPMS_ON); | |
925 | else | |
926 | helper->dpms(connector->encoder, DRM_MODE_DPMS_OFF); | |
927 | } | |
928 | } | |
929 | ||
930 | drm_helper_hpd_irq_event(dev); | |
931 | } |