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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 | ||
6ee73861 BS |
40 | static struct nouveau_encoder * |
41 | find_encoder_by_type(struct drm_connector *connector, int type) | |
42 | { | |
43 | struct drm_device *dev = connector->dev; | |
44 | struct nouveau_encoder *nv_encoder; | |
45 | struct drm_mode_object *obj; | |
46 | int i, id; | |
47 | ||
48 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { | |
49 | id = connector->encoder_ids[i]; | |
50 | if (!id) | |
51 | break; | |
52 | ||
53 | obj = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
54 | if (!obj) | |
55 | continue; | |
56 | nv_encoder = nouveau_encoder(obj_to_encoder(obj)); | |
57 | ||
58 | if (type == OUTPUT_ANY || nv_encoder->dcb->type == type) | |
59 | return nv_encoder; | |
60 | } | |
61 | ||
62 | return NULL; | |
63 | } | |
64 | ||
65 | struct nouveau_connector * | |
66 | nouveau_encoder_connector_get(struct nouveau_encoder *encoder) | |
67 | { | |
68 | struct drm_device *dev = to_drm_encoder(encoder)->dev; | |
69 | struct drm_connector *drm_connector; | |
70 | ||
71 | list_for_each_entry(drm_connector, &dev->mode_config.connector_list, head) { | |
72 | if (drm_connector->encoder == to_drm_encoder(encoder)) | |
73 | return nouveau_connector(drm_connector); | |
74 | } | |
75 | ||
76 | return NULL; | |
77 | } | |
78 | ||
79 | ||
80 | static void | |
81 | nouveau_connector_destroy(struct drm_connector *drm_connector) | |
82 | { | |
c8ebe275 XC |
83 | struct nouveau_connector *nv_connector = |
84 | nouveau_connector(drm_connector); | |
dd19e44b | 85 | struct drm_device *dev; |
6ee73861 | 86 | |
c8ebe275 | 87 | if (!nv_connector) |
6ee73861 BS |
88 | return; |
89 | ||
dd19e44b MS |
90 | dev = nv_connector->base.dev; |
91 | NV_DEBUG_KMS(dev, "\n"); | |
92 | ||
c8ebe275 | 93 | kfree(nv_connector->edid); |
6ee73861 BS |
94 | drm_sysfs_connector_remove(drm_connector); |
95 | drm_connector_cleanup(drm_connector); | |
96 | kfree(drm_connector); | |
97 | } | |
98 | ||
6ee73861 BS |
99 | static struct nouveau_i2c_chan * |
100 | nouveau_connector_ddc_detect(struct drm_connector *connector, | |
101 | struct nouveau_encoder **pnv_encoder) | |
102 | { | |
103 | struct drm_device *dev = connector->dev; | |
03cd06ca | 104 | int i; |
6ee73861 | 105 | |
6ee73861 | 106 | for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
4ca2b712 | 107 | struct nouveau_i2c_chan *i2c = NULL; |
6ee73861 BS |
108 | struct nouveau_encoder *nv_encoder; |
109 | struct drm_mode_object *obj; | |
110 | int id; | |
111 | ||
112 | id = connector->encoder_ids[i]; | |
113 | if (!id) | |
114 | break; | |
115 | ||
116 | obj = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
117 | if (!obj) | |
118 | continue; | |
119 | nv_encoder = nouveau_encoder(obj_to_encoder(obj)); | |
4ca2b712 FJ |
120 | |
121 | if (nv_encoder->dcb->i2c_index < 0xf) | |
122 | i2c = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index); | |
6ee73861 | 123 | |
03cd06ca | 124 | if (i2c && nouveau_probe_i2c_addr(i2c, 0x50)) { |
6ee73861 BS |
125 | *pnv_encoder = nv_encoder; |
126 | return i2c; | |
127 | } | |
128 | } | |
129 | ||
130 | return NULL; | |
131 | } | |
132 | ||
c16c5707 FJ |
133 | static struct nouveau_encoder * |
134 | nouveau_connector_of_detect(struct drm_connector *connector) | |
135 | { | |
136 | #ifdef __powerpc__ | |
137 | struct drm_device *dev = connector->dev; | |
138 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
139 | struct nouveau_encoder *nv_encoder; | |
140 | struct device_node *cn, *dn = pci_device_to_OF_node(dev->pdev); | |
141 | ||
142 | if (!dn || | |
143 | !((nv_encoder = find_encoder_by_type(connector, OUTPUT_TMDS)) || | |
144 | (nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG)))) | |
145 | return NULL; | |
146 | ||
147 | for_each_child_of_node(dn, cn) { | |
148 | const char *name = of_get_property(cn, "name", NULL); | |
149 | const void *edid = of_get_property(cn, "EDID", NULL); | |
150 | int idx = name ? name[strlen(name) - 1] - 'A' : 0; | |
151 | ||
152 | if (nv_encoder->dcb->i2c_index == idx && edid) { | |
153 | nv_connector->edid = | |
154 | kmemdup(edid, EDID_LENGTH, GFP_KERNEL); | |
155 | of_node_put(cn); | |
156 | return nv_encoder; | |
157 | } | |
158 | } | |
159 | #endif | |
160 | return NULL; | |
161 | } | |
162 | ||
6ee73861 BS |
163 | static void |
164 | nouveau_connector_set_encoder(struct drm_connector *connector, | |
165 | struct nouveau_encoder *nv_encoder) | |
166 | { | |
167 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
168 | struct drm_nouveau_private *dev_priv = connector->dev->dev_private; | |
169 | struct drm_device *dev = connector->dev; | |
170 | ||
171 | if (nv_connector->detected_encoder == nv_encoder) | |
172 | return; | |
173 | nv_connector->detected_encoder = nv_encoder; | |
174 | ||
175 | if (nv_encoder->dcb->type == OUTPUT_LVDS || | |
176 | nv_encoder->dcb->type == OUTPUT_TMDS) { | |
177 | connector->doublescan_allowed = false; | |
178 | connector->interlace_allowed = false; | |
179 | } else { | |
180 | connector->doublescan_allowed = true; | |
181 | if (dev_priv->card_type == NV_20 || | |
182 | (dev_priv->card_type == NV_10 && | |
183 | (dev->pci_device & 0x0ff0) != 0x0100 && | |
184 | (dev->pci_device & 0x0ff0) != 0x0150)) | |
185 | /* HW is broken */ | |
186 | connector->interlace_allowed = false; | |
187 | else | |
188 | connector->interlace_allowed = true; | |
189 | } | |
190 | ||
be079e97 | 191 | if (nv_connector->dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
192 | drm_connector_property_set_value(connector, |
193 | dev->mode_config.dvi_i_subconnector_property, | |
194 | nv_encoder->dcb->type == OUTPUT_TMDS ? | |
195 | DRM_MODE_SUBCONNECTOR_DVID : | |
196 | DRM_MODE_SUBCONNECTOR_DVIA); | |
197 | } | |
198 | } | |
199 | ||
200 | static enum drm_connector_status | |
930a9e28 | 201 | nouveau_connector_detect(struct drm_connector *connector, bool force) |
6ee73861 BS |
202 | { |
203 | struct drm_device *dev = connector->dev; | |
204 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
205 | struct nouveau_encoder *nv_encoder = NULL; | |
206 | struct nouveau_i2c_chan *i2c; | |
03cd06ca | 207 | int type; |
6ee73861 | 208 | |
b8780e2a FJ |
209 | /* Cleanup the previous EDID block. */ |
210 | if (nv_connector->edid) { | |
211 | drm_mode_connector_update_edid_property(connector, NULL); | |
212 | kfree(nv_connector->edid); | |
213 | nv_connector->edid = NULL; | |
214 | } | |
c8ebe275 | 215 | |
6ee73861 BS |
216 | i2c = nouveau_connector_ddc_detect(connector, &nv_encoder); |
217 | if (i2c) { | |
6ee73861 | 218 | nv_connector->edid = drm_get_edid(connector, &i2c->adapter); |
6ee73861 BS |
219 | drm_mode_connector_update_edid_property(connector, |
220 | nv_connector->edid); | |
221 | if (!nv_connector->edid) { | |
222 | NV_ERROR(dev, "DDC responded, but no EDID for %s\n", | |
223 | drm_get_connector_name(connector)); | |
0ed3165e | 224 | goto detect_analog; |
6ee73861 BS |
225 | } |
226 | ||
227 | if (nv_encoder->dcb->type == OUTPUT_DP && | |
228 | !nouveau_dp_detect(to_drm_encoder(nv_encoder))) { | |
229 | NV_ERROR(dev, "Detected %s, but failed init\n", | |
230 | drm_get_connector_name(connector)); | |
231 | return connector_status_disconnected; | |
232 | } | |
233 | ||
234 | /* Override encoder type for DVI-I based on whether EDID | |
235 | * says the display is digital or analog, both use the | |
236 | * same i2c channel so the value returned from ddc_detect | |
237 | * isn't necessarily correct. | |
238 | */ | |
be079e97 | 239 | if (nv_connector->dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
240 | if (nv_connector->edid->input & DRM_EDID_INPUT_DIGITAL) |
241 | type = OUTPUT_TMDS; | |
242 | else | |
243 | type = OUTPUT_ANALOG; | |
244 | ||
245 | nv_encoder = find_encoder_by_type(connector, type); | |
246 | if (!nv_encoder) { | |
247 | NV_ERROR(dev, "Detected %d encoder on %s, " | |
248 | "but no object!\n", type, | |
249 | drm_get_connector_name(connector)); | |
250 | return connector_status_disconnected; | |
251 | } | |
252 | } | |
253 | ||
254 | nouveau_connector_set_encoder(connector, nv_encoder); | |
255 | return connector_status_connected; | |
256 | } | |
257 | ||
c16c5707 FJ |
258 | nv_encoder = nouveau_connector_of_detect(connector); |
259 | if (nv_encoder) { | |
260 | nouveau_connector_set_encoder(connector, nv_encoder); | |
261 | return connector_status_connected; | |
262 | } | |
263 | ||
0ed3165e | 264 | detect_analog: |
6ee73861 | 265 | nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG); |
f4053509 | 266 | if (!nv_encoder && !nouveau_tv_disable) |
6ee73861 BS |
267 | nv_encoder = find_encoder_by_type(connector, OUTPUT_TV); |
268 | if (nv_encoder) { | |
269 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); | |
270 | struct drm_encoder_helper_funcs *helper = | |
271 | encoder->helper_private; | |
272 | ||
273 | if (helper->detect(encoder, connector) == | |
274 | connector_status_connected) { | |
275 | nouveau_connector_set_encoder(connector, nv_encoder); | |
276 | return connector_status_connected; | |
277 | } | |
278 | ||
279 | } | |
280 | ||
281 | return connector_status_disconnected; | |
282 | } | |
283 | ||
d17f395c | 284 | static enum drm_connector_status |
930a9e28 | 285 | nouveau_connector_detect_lvds(struct drm_connector *connector, bool force) |
d17f395c BS |
286 | { |
287 | struct drm_device *dev = connector->dev; | |
288 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
289 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
290 | struct nouveau_encoder *nv_encoder = NULL; | |
291 | enum drm_connector_status status = connector_status_disconnected; | |
292 | ||
293 | /* Cleanup the previous EDID block. */ | |
294 | if (nv_connector->edid) { | |
295 | drm_mode_connector_update_edid_property(connector, NULL); | |
296 | kfree(nv_connector->edid); | |
297 | nv_connector->edid = NULL; | |
298 | } | |
299 | ||
300 | nv_encoder = find_encoder_by_type(connector, OUTPUT_LVDS); | |
301 | if (!nv_encoder) | |
302 | return connector_status_disconnected; | |
303 | ||
a6ed76d7 | 304 | /* Try retrieving EDID via DDC */ |
d17f395c | 305 | if (!dev_priv->vbios.fp_no_ddc) { |
930a9e28 | 306 | status = nouveau_connector_detect(connector, force); |
d17f395c BS |
307 | if (status == connector_status_connected) |
308 | goto out; | |
309 | } | |
310 | ||
a6ed76d7 BS |
311 | /* On some laptops (Sony, i'm looking at you) there appears to |
312 | * be no direct way of accessing the panel's EDID. The only | |
313 | * option available to us appears to be to ask ACPI for help.. | |
314 | * | |
315 | * It's important this check's before trying straps, one of the | |
316 | * said manufacturer's laptops are configured in such a way | |
317 | * the nouveau decides an entry in the VBIOS FP mode table is | |
318 | * valid - it's not (rh#613284) | |
319 | */ | |
320 | if (nv_encoder->dcb->lvdsconf.use_acpi_for_edid) { | |
321 | if (!nouveau_acpi_edid(dev, connector)) { | |
322 | status = connector_status_connected; | |
323 | goto out; | |
324 | } | |
325 | } | |
326 | ||
d17f395c BS |
327 | /* If no EDID found above, and the VBIOS indicates a hardcoded |
328 | * modeline is avalilable for the panel, set it as the panel's | |
329 | * native mode and exit. | |
330 | */ | |
331 | if (nouveau_bios_fp_mode(dev, NULL) && (dev_priv->vbios.fp_no_ddc || | |
332 | nv_encoder->dcb->lvdsconf.use_straps_for_mode)) { | |
333 | status = connector_status_connected; | |
334 | goto out; | |
335 | } | |
336 | ||
337 | /* Still nothing, some VBIOS images have a hardcoded EDID block | |
338 | * stored for the panel stored in them. | |
339 | */ | |
340 | if (!dev_priv->vbios.fp_no_ddc) { | |
341 | struct edid *edid = | |
342 | (struct edid *)nouveau_bios_embedded_edid(dev); | |
343 | if (edid) { | |
344 | nv_connector->edid = kmalloc(EDID_LENGTH, GFP_KERNEL); | |
345 | *(nv_connector->edid) = *edid; | |
346 | status = connector_status_connected; | |
347 | } | |
348 | } | |
349 | ||
350 | out: | |
351 | #if defined(CONFIG_ACPI_BUTTON) || \ | |
352 | (defined(CONFIG_ACPI_BUTTON_MODULE) && defined(MODULE)) | |
353 | if (status == connector_status_connected && | |
354 | !nouveau_ignorelid && !acpi_lid_open()) | |
355 | status = connector_status_unknown; | |
356 | #endif | |
357 | ||
358 | drm_mode_connector_update_edid_property(connector, nv_connector->edid); | |
3195c5f9 | 359 | nouveau_connector_set_encoder(connector, nv_encoder); |
d17f395c BS |
360 | return status; |
361 | } | |
362 | ||
6ee73861 BS |
363 | static void |
364 | nouveau_connector_force(struct drm_connector *connector) | |
365 | { | |
be079e97 | 366 | struct nouveau_connector *nv_connector = nouveau_connector(connector); |
6ee73861 BS |
367 | struct nouveau_encoder *nv_encoder; |
368 | int type; | |
369 | ||
be079e97 | 370 | if (nv_connector->dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
371 | if (connector->force == DRM_FORCE_ON_DIGITAL) |
372 | type = OUTPUT_TMDS; | |
373 | else | |
374 | type = OUTPUT_ANALOG; | |
375 | } else | |
376 | type = OUTPUT_ANY; | |
377 | ||
378 | nv_encoder = find_encoder_by_type(connector, type); | |
379 | if (!nv_encoder) { | |
be079e97 | 380 | NV_ERROR(connector->dev, "can't find encoder to force %s on!\n", |
6ee73861 BS |
381 | drm_get_connector_name(connector)); |
382 | connector->status = connector_status_disconnected; | |
383 | return; | |
384 | } | |
385 | ||
386 | nouveau_connector_set_encoder(connector, nv_encoder); | |
387 | } | |
388 | ||
389 | static int | |
390 | nouveau_connector_set_property(struct drm_connector *connector, | |
391 | struct drm_property *property, uint64_t value) | |
392 | { | |
393 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
394 | struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; | |
4a9f822f | 395 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
6ee73861 BS |
396 | struct drm_device *dev = connector->dev; |
397 | int ret; | |
398 | ||
399 | /* Scaling mode */ | |
400 | if (property == dev->mode_config.scaling_mode_property) { | |
401 | struct nouveau_crtc *nv_crtc = NULL; | |
402 | bool modeset = false; | |
403 | ||
404 | switch (value) { | |
405 | case DRM_MODE_SCALE_NONE: | |
406 | case DRM_MODE_SCALE_FULLSCREEN: | |
407 | case DRM_MODE_SCALE_CENTER: | |
408 | case DRM_MODE_SCALE_ASPECT: | |
409 | break; | |
410 | default: | |
411 | return -EINVAL; | |
412 | } | |
413 | ||
414 | /* LVDS always needs gpu scaling */ | |
be079e97 | 415 | if (nv_connector->dcb->type == DCB_CONNECTOR_LVDS && |
6ee73861 BS |
416 | value == DRM_MODE_SCALE_NONE) |
417 | return -EINVAL; | |
418 | ||
419 | /* Changing between GPU and panel scaling requires a full | |
420 | * modeset | |
421 | */ | |
422 | if ((nv_connector->scaling_mode == DRM_MODE_SCALE_NONE) || | |
423 | (value == DRM_MODE_SCALE_NONE)) | |
424 | modeset = true; | |
425 | nv_connector->scaling_mode = value; | |
426 | ||
427 | if (connector->encoder && connector->encoder->crtc) | |
428 | nv_crtc = nouveau_crtc(connector->encoder->crtc); | |
429 | if (!nv_crtc) | |
430 | return 0; | |
431 | ||
432 | if (modeset || !nv_crtc->set_scale) { | |
433 | ret = drm_crtc_helper_set_mode(&nv_crtc->base, | |
434 | &nv_crtc->base.mode, | |
435 | nv_crtc->base.x, | |
436 | nv_crtc->base.y, NULL); | |
437 | if (!ret) | |
438 | return -EINVAL; | |
439 | } else { | |
440 | ret = nv_crtc->set_scale(nv_crtc, value, true); | |
441 | if (ret) | |
442 | return ret; | |
443 | } | |
444 | ||
445 | return 0; | |
446 | } | |
447 | ||
448 | /* Dithering */ | |
449 | if (property == dev->mode_config.dithering_mode_property) { | |
450 | struct nouveau_crtc *nv_crtc = NULL; | |
451 | ||
452 | if (value == DRM_MODE_DITHERING_ON) | |
453 | nv_connector->use_dithering = true; | |
454 | else | |
455 | nv_connector->use_dithering = false; | |
456 | ||
457 | if (connector->encoder && connector->encoder->crtc) | |
458 | nv_crtc = nouveau_crtc(connector->encoder->crtc); | |
459 | ||
460 | if (!nv_crtc || !nv_crtc->set_dither) | |
461 | return 0; | |
462 | ||
463 | return nv_crtc->set_dither(nv_crtc, nv_connector->use_dithering, | |
464 | true); | |
465 | } | |
466 | ||
467 | if (nv_encoder && nv_encoder->dcb->type == OUTPUT_TV) | |
4a9f822f FJ |
468 | return get_slave_funcs(encoder)->set_property( |
469 | encoder, connector, property, value); | |
6ee73861 BS |
470 | |
471 | return -EINVAL; | |
472 | } | |
473 | ||
474 | static struct drm_display_mode * | |
26099a74 | 475 | nouveau_connector_native_mode(struct drm_connector *connector) |
6ee73861 | 476 | { |
26099a74 BS |
477 | struct drm_connector_helper_funcs *helper = connector->helper_private; |
478 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
479 | struct drm_device *dev = connector->dev; | |
6ee73861 BS |
480 | struct drm_display_mode *mode, *largest = NULL; |
481 | int high_w = 0, high_h = 0, high_v = 0; | |
482 | ||
26099a74 | 483 | list_for_each_entry(mode, &nv_connector->base.probed_modes, head) { |
a5afb775 FJ |
484 | if (helper->mode_valid(connector, mode) != MODE_OK || |
485 | (mode->flags & DRM_MODE_FLAG_INTERLACE)) | |
26099a74 BS |
486 | continue; |
487 | ||
488 | /* Use preferred mode if there is one.. */ | |
6ee73861 | 489 | if (mode->type & DRM_MODE_TYPE_PREFERRED) { |
ef2bb506 | 490 | NV_DEBUG_KMS(dev, "native mode from preferred\n"); |
6ee73861 BS |
491 | return drm_mode_duplicate(dev, mode); |
492 | } | |
6ee73861 | 493 | |
26099a74 BS |
494 | /* Otherwise, take the resolution with the largest width, then |
495 | * height, then vertical refresh | |
496 | */ | |
6ee73861 BS |
497 | if (mode->hdisplay < high_w) |
498 | continue; | |
499 | ||
500 | if (mode->hdisplay == high_w && mode->vdisplay < high_h) | |
501 | continue; | |
502 | ||
503 | if (mode->hdisplay == high_w && mode->vdisplay == high_h && | |
504 | mode->vrefresh < high_v) | |
505 | continue; | |
506 | ||
507 | high_w = mode->hdisplay; | |
508 | high_h = mode->vdisplay; | |
509 | high_v = mode->vrefresh; | |
510 | largest = mode; | |
511 | } | |
512 | ||
ef2bb506 | 513 | NV_DEBUG_KMS(dev, "native mode from largest: %dx%d@%d\n", |
6ee73861 BS |
514 | high_w, high_h, high_v); |
515 | return largest ? drm_mode_duplicate(dev, largest) : NULL; | |
516 | } | |
517 | ||
518 | struct moderec { | |
519 | int hdisplay; | |
520 | int vdisplay; | |
521 | }; | |
522 | ||
523 | static struct moderec scaler_modes[] = { | |
524 | { 1920, 1200 }, | |
525 | { 1920, 1080 }, | |
526 | { 1680, 1050 }, | |
527 | { 1600, 1200 }, | |
528 | { 1400, 1050 }, | |
529 | { 1280, 1024 }, | |
530 | { 1280, 960 }, | |
531 | { 1152, 864 }, | |
532 | { 1024, 768 }, | |
533 | { 800, 600 }, | |
534 | { 720, 400 }, | |
535 | { 640, 480 }, | |
536 | { 640, 400 }, | |
537 | { 640, 350 }, | |
538 | {} | |
539 | }; | |
540 | ||
541 | static int | |
542 | nouveau_connector_scaler_modes_add(struct drm_connector *connector) | |
543 | { | |
544 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
545 | struct drm_display_mode *native = nv_connector->native_mode, *m; | |
546 | struct drm_device *dev = connector->dev; | |
547 | struct moderec *mode = &scaler_modes[0]; | |
548 | int modes = 0; | |
549 | ||
550 | if (!native) | |
551 | return 0; | |
552 | ||
553 | while (mode->hdisplay) { | |
554 | if (mode->hdisplay <= native->hdisplay && | |
555 | mode->vdisplay <= native->vdisplay) { | |
556 | m = drm_cvt_mode(dev, mode->hdisplay, mode->vdisplay, | |
557 | drm_mode_vrefresh(native), false, | |
558 | false, false); | |
559 | if (!m) | |
560 | continue; | |
561 | ||
562 | m->type |= DRM_MODE_TYPE_DRIVER; | |
563 | ||
564 | drm_mode_probed_add(connector, m); | |
565 | modes++; | |
566 | } | |
567 | ||
568 | mode++; | |
569 | } | |
570 | ||
571 | return modes; | |
572 | } | |
573 | ||
574 | static int | |
575 | nouveau_connector_get_modes(struct drm_connector *connector) | |
576 | { | |
577 | struct drm_device *dev = connector->dev; | |
d17f395c | 578 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
6ee73861 BS |
579 | struct nouveau_connector *nv_connector = nouveau_connector(connector); |
580 | struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; | |
4a9f822f | 581 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
6ee73861 BS |
582 | int ret = 0; |
583 | ||
d17f395c | 584 | /* destroy the native mode, the attached monitor could have changed. |
6ee73861 | 585 | */ |
d17f395c | 586 | if (nv_connector->native_mode) { |
6ee73861 BS |
587 | drm_mode_destroy(dev, nv_connector->native_mode); |
588 | nv_connector->native_mode = NULL; | |
589 | } | |
590 | ||
591 | if (nv_connector->edid) | |
592 | ret = drm_add_edid_modes(connector, nv_connector->edid); | |
d17f395c BS |
593 | else |
594 | if (nv_encoder->dcb->type == OUTPUT_LVDS && | |
595 | (nv_encoder->dcb->lvdsconf.use_straps_for_mode || | |
6e86e041 FJ |
596 | dev_priv->vbios.fp_no_ddc) && nouveau_bios_fp_mode(dev, NULL)) { |
597 | nv_connector->native_mode = drm_mode_create(dev); | |
598 | nouveau_bios_fp_mode(dev, nv_connector->native_mode); | |
d17f395c | 599 | } |
6ee73861 BS |
600 | |
601 | /* Find the native mode if this is a digital panel, if we didn't | |
602 | * find any modes through DDC previously add the native mode to | |
603 | * the list of modes. | |
604 | */ | |
605 | if (!nv_connector->native_mode) | |
606 | nv_connector->native_mode = | |
26099a74 | 607 | nouveau_connector_native_mode(connector); |
6ee73861 BS |
608 | if (ret == 0 && nv_connector->native_mode) { |
609 | struct drm_display_mode *mode; | |
610 | ||
611 | mode = drm_mode_duplicate(dev, nv_connector->native_mode); | |
612 | drm_mode_probed_add(connector, mode); | |
613 | ret = 1; | |
614 | } | |
615 | ||
616 | if (nv_encoder->dcb->type == OUTPUT_TV) | |
4a9f822f | 617 | ret = get_slave_funcs(encoder)->get_modes(encoder, connector); |
6ee73861 | 618 | |
646bef2d BS |
619 | if (nv_connector->dcb->type == DCB_CONNECTOR_LVDS || |
620 | nv_connector->dcb->type == DCB_CONNECTOR_eDP) | |
6ee73861 BS |
621 | ret += nouveau_connector_scaler_modes_add(connector); |
622 | ||
623 | return ret; | |
624 | } | |
625 | ||
626 | static int | |
627 | nouveau_connector_mode_valid(struct drm_connector *connector, | |
628 | struct drm_display_mode *mode) | |
629 | { | |
630 | struct drm_nouveau_private *dev_priv = connector->dev->dev_private; | |
631 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
632 | struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; | |
4a9f822f | 633 | struct drm_encoder *encoder = to_drm_encoder(nv_encoder); |
6ee73861 BS |
634 | unsigned min_clock = 25000, max_clock = min_clock; |
635 | unsigned clock = mode->clock; | |
636 | ||
637 | switch (nv_encoder->dcb->type) { | |
638 | case OUTPUT_LVDS: | |
26099a74 BS |
639 | if (nv_connector->native_mode && |
640 | (mode->hdisplay > nv_connector->native_mode->hdisplay || | |
641 | mode->vdisplay > nv_connector->native_mode->vdisplay)) | |
6ee73861 BS |
642 | return MODE_PANEL; |
643 | ||
644 | min_clock = 0; | |
645 | max_clock = 400000; | |
646 | break; | |
647 | case OUTPUT_TMDS: | |
648 | if ((dev_priv->card_type >= NV_50 && !nouveau_duallink) || | |
2c580775 | 649 | !nv_encoder->dcb->duallink_possible) |
6ee73861 BS |
650 | max_clock = 165000; |
651 | else | |
652 | max_clock = 330000; | |
653 | break; | |
654 | case OUTPUT_ANALOG: | |
655 | max_clock = nv_encoder->dcb->crtconf.maxfreq; | |
656 | if (!max_clock) | |
657 | max_clock = 350000; | |
658 | break; | |
659 | case OUTPUT_TV: | |
4a9f822f | 660 | return get_slave_funcs(encoder)->mode_valid(encoder, mode); |
6ee73861 BS |
661 | case OUTPUT_DP: |
662 | if (nv_encoder->dp.link_bw == DP_LINK_BW_2_7) | |
663 | max_clock = nv_encoder->dp.link_nr * 270000; | |
664 | else | |
665 | max_clock = nv_encoder->dp.link_nr * 162000; | |
666 | ||
667 | clock *= 3; | |
668 | break; | |
e7cc51c5 BS |
669 | default: |
670 | BUG_ON(1); | |
671 | return MODE_BAD; | |
6ee73861 BS |
672 | } |
673 | ||
674 | if (clock < min_clock) | |
675 | return MODE_CLOCK_LOW; | |
676 | ||
677 | if (clock > max_clock) | |
678 | return MODE_CLOCK_HIGH; | |
679 | ||
680 | return MODE_OK; | |
681 | } | |
682 | ||
683 | static struct drm_encoder * | |
684 | nouveau_connector_best_encoder(struct drm_connector *connector) | |
685 | { | |
686 | struct nouveau_connector *nv_connector = nouveau_connector(connector); | |
687 | ||
688 | if (nv_connector->detected_encoder) | |
689 | return to_drm_encoder(nv_connector->detected_encoder); | |
690 | ||
691 | return NULL; | |
692 | } | |
693 | ||
2ed06b7d FJ |
694 | void |
695 | nouveau_connector_set_polling(struct drm_connector *connector) | |
696 | { | |
697 | struct drm_device *dev = connector->dev; | |
698 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
699 | struct drm_crtc *crtc; | |
700 | bool spare_crtc = false; | |
701 | ||
702 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) | |
703 | spare_crtc |= !crtc->enabled; | |
704 | ||
705 | connector->polled = 0; | |
706 | ||
707 | switch (connector->connector_type) { | |
708 | case DRM_MODE_CONNECTOR_VGA: | |
709 | case DRM_MODE_CONNECTOR_TV: | |
710 | if (dev_priv->card_type >= NV_50 || | |
711 | (nv_gf4_disp_arch(dev) && spare_crtc)) | |
712 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; | |
713 | break; | |
714 | ||
715 | case DRM_MODE_CONNECTOR_DVII: | |
716 | case DRM_MODE_CONNECTOR_DVID: | |
717 | case DRM_MODE_CONNECTOR_HDMIA: | |
718 | case DRM_MODE_CONNECTOR_DisplayPort: | |
719 | case DRM_MODE_CONNECTOR_eDP: | |
720 | if (dev_priv->card_type >= NV_50) | |
721 | connector->polled = DRM_CONNECTOR_POLL_HPD; | |
722 | else if (connector->connector_type == DRM_MODE_CONNECTOR_DVID || | |
723 | spare_crtc) | |
724 | connector->polled = DRM_CONNECTOR_POLL_CONNECT; | |
725 | break; | |
726 | ||
727 | default: | |
728 | break; | |
729 | } | |
730 | } | |
731 | ||
6ee73861 BS |
732 | static const struct drm_connector_helper_funcs |
733 | nouveau_connector_helper_funcs = { | |
734 | .get_modes = nouveau_connector_get_modes, | |
735 | .mode_valid = nouveau_connector_mode_valid, | |
736 | .best_encoder = nouveau_connector_best_encoder, | |
737 | }; | |
738 | ||
739 | static const struct drm_connector_funcs | |
740 | nouveau_connector_funcs = { | |
741 | .dpms = drm_helper_connector_dpms, | |
742 | .save = NULL, | |
743 | .restore = NULL, | |
744 | .detect = nouveau_connector_detect, | |
745 | .destroy = nouveau_connector_destroy, | |
746 | .fill_modes = drm_helper_probe_single_connector_modes, | |
747 | .set_property = nouveau_connector_set_property, | |
748 | .force = nouveau_connector_force | |
749 | }; | |
750 | ||
d17f395c BS |
751 | static const struct drm_connector_funcs |
752 | nouveau_connector_funcs_lvds = { | |
753 | .dpms = drm_helper_connector_dpms, | |
754 | .save = NULL, | |
755 | .restore = NULL, | |
756 | .detect = nouveau_connector_detect_lvds, | |
757 | .destroy = nouveau_connector_destroy, | |
758 | .fill_modes = drm_helper_probe_single_connector_modes, | |
759 | .set_property = nouveau_connector_set_property, | |
760 | .force = nouveau_connector_force | |
761 | }; | |
6ee73861 | 762 | |
8f1a6086 BS |
763 | struct drm_connector * |
764 | nouveau_connector_create(struct drm_device *dev, int index) | |
6ee73861 | 765 | { |
d17f395c | 766 | const struct drm_connector_funcs *funcs = &nouveau_connector_funcs; |
6ee73861 BS |
767 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
768 | struct nouveau_connector *nv_connector = NULL; | |
8f1a6086 | 769 | struct dcb_connector_table_entry *dcb = NULL; |
6ee73861 | 770 | struct drm_connector *connector; |
2fa67f12 | 771 | int type, ret = 0; |
6ee73861 | 772 | |
ef2bb506 | 773 | NV_DEBUG_KMS(dev, "\n"); |
6ee73861 | 774 | |
8f1a6086 BS |
775 | if (index >= dev_priv->vbios.dcb.connector.entries) |
776 | return ERR_PTR(-EINVAL); | |
777 | ||
778 | dcb = &dev_priv->vbios.dcb.connector.entry[index]; | |
779 | if (dcb->drm) | |
780 | return dcb->drm; | |
781 | ||
7f612d87 | 782 | switch (dcb->type) { |
7f612d87 | 783 | case DCB_CONNECTOR_VGA: |
7f612d87 | 784 | type = DRM_MODE_CONNECTOR_VGA; |
6ee73861 | 785 | break; |
7f612d87 BS |
786 | case DCB_CONNECTOR_TV_0: |
787 | case DCB_CONNECTOR_TV_1: | |
788 | case DCB_CONNECTOR_TV_3: | |
7f612d87 | 789 | type = DRM_MODE_CONNECTOR_TV; |
6ee73861 | 790 | break; |
7f612d87 | 791 | case DCB_CONNECTOR_DVI_I: |
7f612d87 | 792 | type = DRM_MODE_CONNECTOR_DVII; |
6ee73861 | 793 | break; |
7f612d87 | 794 | case DCB_CONNECTOR_DVI_D: |
7f612d87 | 795 | type = DRM_MODE_CONNECTOR_DVID; |
6ee73861 | 796 | break; |
be079e97 BS |
797 | case DCB_CONNECTOR_HDMI_0: |
798 | case DCB_CONNECTOR_HDMI_1: | |
be079e97 BS |
799 | type = DRM_MODE_CONNECTOR_HDMIA; |
800 | break; | |
7f612d87 | 801 | case DCB_CONNECTOR_LVDS: |
7f612d87 | 802 | type = DRM_MODE_CONNECTOR_LVDS; |
d17f395c | 803 | funcs = &nouveau_connector_funcs_lvds; |
6ee73861 | 804 | break; |
7f612d87 | 805 | case DCB_CONNECTOR_DP: |
7f612d87 | 806 | type = DRM_MODE_CONNECTOR_DisplayPort; |
6ee73861 | 807 | break; |
be079e97 | 808 | case DCB_CONNECTOR_eDP: |
be079e97 BS |
809 | type = DRM_MODE_CONNECTOR_eDP; |
810 | break; | |
6ee73861 | 811 | default: |
7f612d87 | 812 | NV_ERROR(dev, "unknown connector type: 0x%02x!!\n", dcb->type); |
8f1a6086 | 813 | return ERR_PTR(-EINVAL); |
6ee73861 BS |
814 | } |
815 | ||
7f612d87 BS |
816 | nv_connector = kzalloc(sizeof(*nv_connector), GFP_KERNEL); |
817 | if (!nv_connector) | |
8f1a6086 | 818 | return ERR_PTR(-ENOMEM); |
7f612d87 BS |
819 | nv_connector->dcb = dcb; |
820 | connector = &nv_connector->base; | |
821 | ||
6ee73861 BS |
822 | /* defaults, will get overridden in detect() */ |
823 | connector->interlace_allowed = false; | |
824 | connector->doublescan_allowed = false; | |
825 | ||
d17f395c | 826 | drm_connector_init(dev, connector, funcs, type); |
6ee73861 BS |
827 | drm_connector_helper_add(connector, &nouveau_connector_helper_funcs); |
828 | ||
2fa67f12 FJ |
829 | /* Check if we need dithering enabled */ |
830 | if (dcb->type == DCB_CONNECTOR_LVDS) { | |
831 | bool dummy, is_24bit = false; | |
832 | ||
833 | ret = nouveau_bios_parse_lvds_table(dev, 0, &dummy, &is_24bit); | |
834 | if (ret) { | |
835 | NV_ERROR(dev, "Error parsing LVDS table, disabling " | |
836 | "LVDS\n"); | |
837 | goto fail; | |
838 | } | |
839 | ||
840 | nv_connector->use_dithering = !is_24bit; | |
7f612d87 BS |
841 | } |
842 | ||
6ee73861 | 843 | /* Init DVI-I specific properties */ |
be079e97 | 844 | if (dcb->type == DCB_CONNECTOR_DVI_I) { |
6ee73861 BS |
845 | drm_mode_create_dvi_i_properties(dev); |
846 | drm_connector_attach_property(connector, dev->mode_config.dvi_i_subconnector_property, 0); | |
847 | drm_connector_attach_property(connector, dev->mode_config.dvi_i_select_subconnector_property, 0); | |
848 | } | |
849 | ||
be079e97 BS |
850 | switch (dcb->type) { |
851 | case DCB_CONNECTOR_VGA: | |
852 | if (dev_priv->card_type >= NV_50) { | |
6ee73861 BS |
853 | drm_connector_attach_property(connector, |
854 | dev->mode_config.scaling_mode_property, | |
855 | nv_connector->scaling_mode); | |
856 | } | |
be079e97 BS |
857 | /* fall-through */ |
858 | case DCB_CONNECTOR_TV_0: | |
859 | case DCB_CONNECTOR_TV_1: | |
860 | case DCB_CONNECTOR_TV_3: | |
861 | nv_connector->scaling_mode = DRM_MODE_SCALE_NONE; | |
862 | break; | |
863 | default: | |
864 | nv_connector->scaling_mode = DRM_MODE_SCALE_FULLSCREEN; | |
865 | ||
866 | drm_connector_attach_property(connector, | |
867 | dev->mode_config.scaling_mode_property, | |
868 | nv_connector->scaling_mode); | |
869 | drm_connector_attach_property(connector, | |
870 | dev->mode_config.dithering_mode_property, | |
871 | nv_connector->use_dithering ? | |
872 | DRM_MODE_DITHERING_ON : DRM_MODE_DITHERING_OFF); | |
873 | break; | |
6ee73861 BS |
874 | } |
875 | ||
2ed06b7d FJ |
876 | nouveau_connector_set_polling(connector); |
877 | ||
6ee73861 | 878 | drm_sysfs_connector_add(connector); |
8f1a6086 BS |
879 | dcb->drm = connector; |
880 | return dcb->drm; | |
2fa67f12 FJ |
881 | |
882 | fail: | |
883 | drm_connector_cleanup(connector); | |
884 | kfree(connector); | |
8f1a6086 | 885 | return ERR_PTR(ret); |
2fa67f12 | 886 | |
6ee73861 | 887 | } |