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1/*
2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors: Dave Airlie
24 * Alex Deucher
25 */
26
27#include <linux/pci.h>
28
29#include <drm/drm_edid.h>
30#include <drm/drm_device.h>
31#include <drm/radeon_drm.h>
32
33#include <acpi/video.h>
34
35#include "radeon.h"
36#include "radeon_atombios.h"
37#include "radeon_legacy_encoders.h"
38#include "atom.h"
39
40static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
41{
42 struct drm_device *dev = encoder->dev;
43 struct radeon_device *rdev = dev->dev_private;
44 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
45 struct drm_encoder *clone_encoder;
46 uint32_t index_mask = drm_encoder_mask(encoder);
47 int count;
48
49 /* DIG routing gets problematic */
50 if (rdev->family >= CHIP_R600)
51 return index_mask;
52 /* LVDS/TV are too wacky */
53 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
54 return index_mask;
55 /* DVO requires 2x ppll clocks depending on tmds chip */
56 if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
57 return index_mask;
58
59 count = -1;
60 list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
61 struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
62
63 count++;
64
65 if (clone_encoder == encoder)
66 continue;
67 if (radeon_clone->devices & (ATOM_DEVICE_LCD_SUPPORT))
68 continue;
69 if (radeon_clone->devices & ATOM_DEVICE_DFP2_SUPPORT)
70 continue;
71 else
72 index_mask |= (1 << count);
73 }
74 return index_mask;
75}
76
77void radeon_setup_encoder_clones(struct drm_device *dev)
78{
79 struct drm_encoder *encoder;
80
81 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
82 encoder->possible_clones = radeon_encoder_clones(encoder);
83 }
84}
85
86uint32_t
87radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
88{
89 struct radeon_device *rdev = dev->dev_private;
90 uint32_t ret = 0;
91
92 switch (supported_device) {
93 case ATOM_DEVICE_CRT1_SUPPORT:
94 case ATOM_DEVICE_TV1_SUPPORT:
95 case ATOM_DEVICE_TV2_SUPPORT:
96 case ATOM_DEVICE_CRT2_SUPPORT:
97 case ATOM_DEVICE_CV_SUPPORT:
98 switch (dac) {
99 case 1: /* dac a */
100 if ((rdev->family == CHIP_RS300) ||
101 (rdev->family == CHIP_RS400) ||
102 (rdev->family == CHIP_RS480))
103 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
104 else if (ASIC_IS_AVIVO(rdev))
105 ret = ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1;
106 else
107 ret = ENCODER_INTERNAL_DAC1_ENUM_ID1;
108 break;
109 case 2: /* dac b */
110 if (ASIC_IS_AVIVO(rdev))
111 ret = ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1;
112 else {
113 /* if (rdev->family == CHIP_R200)
114 * ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
115 * else
116 */
117 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
118 }
119 break;
120 case 3: /* external dac */
121 if (ASIC_IS_AVIVO(rdev))
122 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
123 else
124 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
125 break;
126 }
127 break;
128 case ATOM_DEVICE_LCD1_SUPPORT:
129 if (ASIC_IS_AVIVO(rdev))
130 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
131 else
132 ret = ENCODER_INTERNAL_LVDS_ENUM_ID1;
133 break;
134 case ATOM_DEVICE_DFP1_SUPPORT:
135 if ((rdev->family == CHIP_RS300) ||
136 (rdev->family == CHIP_RS400) ||
137 (rdev->family == CHIP_RS480))
138 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
139 else if (ASIC_IS_AVIVO(rdev))
140 ret = ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1;
141 else
142 ret = ENCODER_INTERNAL_TMDS1_ENUM_ID1;
143 break;
144 case ATOM_DEVICE_LCD2_SUPPORT:
145 case ATOM_DEVICE_DFP2_SUPPORT:
146 if ((rdev->family == CHIP_RS600) ||
147 (rdev->family == CHIP_RS690) ||
148 (rdev->family == CHIP_RS740))
149 ret = ENCODER_INTERNAL_DDI_ENUM_ID1;
150 else if (ASIC_IS_AVIVO(rdev))
151 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
152 else
153 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
154 break;
155 case ATOM_DEVICE_DFP3_SUPPORT:
156 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
157 break;
158 }
159
160 return ret;
161}
162
163static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
164 struct drm_connector *connector)
165{
166 struct drm_device *dev = radeon_encoder->base.dev;
167 struct radeon_device *rdev = dev->dev_private;
168 bool use_bl = false;
169
170 if (!(radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)))
171 return;
172
173 if (radeon_backlight == 0) {
174 use_bl = false;
175 } else if (radeon_backlight == 1) {
176 use_bl = true;
177 } else if (radeon_backlight == -1) {
178 /* Quirks */
179 /* Amilo Xi 2550 only works with acpi bl */
180 if ((rdev->pdev->device == 0x9583) &&
181 (rdev->pdev->subsystem_vendor == 0x1734) &&
182 (rdev->pdev->subsystem_device == 0x1107))
183 use_bl = false;
184/* Older PPC macs use on-GPU backlight controller */
185#ifndef CONFIG_PPC_PMAC
186 /* disable native backlight control on older asics */
187 else if (rdev->family < CHIP_R600)
188 use_bl = false;
189#endif
190 else
191 use_bl = true;
192 }
193
194 if (use_bl) {
195 if (rdev->is_atom_bios)
196 radeon_atom_backlight_init(radeon_encoder, connector);
197 else
198 radeon_legacy_backlight_init(radeon_encoder, connector);
199 }
200
201 /*
202 * If there is no native backlight device (which may happen even when
203 * use_bl==true) try registering an ACPI video backlight device instead.
204 */
205 if (!rdev->mode_info.bl_encoder)
206 acpi_video_register_backlight();
207}
208
209void
210radeon_link_encoder_connector(struct drm_device *dev)
211{
212 struct drm_connector *connector;
213 struct radeon_connector *radeon_connector;
214 struct drm_encoder *encoder;
215 struct radeon_encoder *radeon_encoder;
216
217 /* walk the list and link encoders to connectors */
218 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
219 radeon_connector = to_radeon_connector(connector);
220 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
221 radeon_encoder = to_radeon_encoder(encoder);
222 if (radeon_encoder->devices & radeon_connector->devices) {
223 drm_connector_attach_encoder(connector, encoder);
224 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
225 radeon_encoder_add_backlight(radeon_encoder, connector);
226 }
227 }
228 }
229}
230
231void radeon_encoder_set_active_device(struct drm_encoder *encoder)
232{
233 struct drm_device *dev = encoder->dev;
234 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
235 struct drm_connector *connector;
236
237 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
238 if (connector->encoder == encoder) {
239 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
240
241 radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
242 DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
243 radeon_encoder->active_device, radeon_encoder->devices,
244 radeon_connector->devices, encoder->encoder_type);
245 }
246 }
247}
248
249struct drm_connector *
250radeon_get_connector_for_encoder(struct drm_encoder *encoder)
251{
252 struct drm_device *dev = encoder->dev;
253 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
254 struct drm_connector *connector;
255 struct radeon_connector *radeon_connector;
256
257 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
258 radeon_connector = to_radeon_connector(connector);
259 if (radeon_encoder->active_device & radeon_connector->devices)
260 return connector;
261 }
262 return NULL;
263}
264
265struct drm_connector *
266radeon_get_connector_for_encoder_init(struct drm_encoder *encoder)
267{
268 struct drm_device *dev = encoder->dev;
269 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
270 struct drm_connector *connector;
271 struct radeon_connector *radeon_connector;
272
273 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
274 radeon_connector = to_radeon_connector(connector);
275 if (radeon_encoder->devices & radeon_connector->devices)
276 return connector;
277 }
278 return NULL;
279}
280
281struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder)
282{
283 struct drm_device *dev = encoder->dev;
284 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
285 struct drm_encoder *other_encoder;
286 struct radeon_encoder *other_radeon_encoder;
287
288 if (radeon_encoder->is_ext_encoder)
289 return NULL;
290
291 list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
292 if (other_encoder == encoder)
293 continue;
294 other_radeon_encoder = to_radeon_encoder(other_encoder);
295 if (other_radeon_encoder->is_ext_encoder &&
296 (radeon_encoder->devices & other_radeon_encoder->devices))
297 return other_encoder;
298 }
299 return NULL;
300}
301
302u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
303{
304 struct drm_encoder *other_encoder = radeon_get_external_encoder(encoder);
305
306 if (other_encoder) {
307 struct radeon_encoder *radeon_encoder = to_radeon_encoder(other_encoder);
308
309 switch (radeon_encoder->encoder_id) {
310 case ENCODER_OBJECT_ID_TRAVIS:
311 case ENCODER_OBJECT_ID_NUTMEG:
312 return radeon_encoder->encoder_id;
313 default:
314 return ENCODER_OBJECT_ID_NONE;
315 }
316 }
317 return ENCODER_OBJECT_ID_NONE;
318}
319
320void radeon_panel_mode_fixup(struct drm_encoder *encoder,
321 struct drm_display_mode *adjusted_mode)
322{
323 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
324 struct drm_device *dev = encoder->dev;
325 struct radeon_device *rdev = dev->dev_private;
326 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
327 unsigned int hblank = native_mode->htotal - native_mode->hdisplay;
328 unsigned int vblank = native_mode->vtotal - native_mode->vdisplay;
329 unsigned int hover = native_mode->hsync_start - native_mode->hdisplay;
330 unsigned int vover = native_mode->vsync_start - native_mode->vdisplay;
331 unsigned int hsync_width = native_mode->hsync_end - native_mode->hsync_start;
332 unsigned int vsync_width = native_mode->vsync_end - native_mode->vsync_start;
333
334 adjusted_mode->clock = native_mode->clock;
335 adjusted_mode->flags = native_mode->flags;
336
337 if (ASIC_IS_AVIVO(rdev)) {
338 adjusted_mode->hdisplay = native_mode->hdisplay;
339 adjusted_mode->vdisplay = native_mode->vdisplay;
340 }
341
342 adjusted_mode->htotal = native_mode->hdisplay + hblank;
343 adjusted_mode->hsync_start = native_mode->hdisplay + hover;
344 adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
345
346 adjusted_mode->vtotal = native_mode->vdisplay + vblank;
347 adjusted_mode->vsync_start = native_mode->vdisplay + vover;
348 adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
349
350 drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
351
352 if (ASIC_IS_AVIVO(rdev)) {
353 adjusted_mode->crtc_hdisplay = native_mode->hdisplay;
354 adjusted_mode->crtc_vdisplay = native_mode->vdisplay;
355 }
356
357 adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + hblank;
358 adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + hover;
359 adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + hsync_width;
360
361 adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + vblank;
362 adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + vover;
363 adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + vsync_width;
364
365}
366
367bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
368 u32 pixel_clock)
369{
370 struct drm_device *dev = encoder->dev;
371 struct radeon_device *rdev = dev->dev_private;
372 struct drm_connector *connector;
373 struct radeon_connector *radeon_connector;
374 struct radeon_connector_atom_dig *dig_connector;
375
376 connector = radeon_get_connector_for_encoder(encoder);
377 /* if we don't have an active device yet, just use one of
378 * the connectors tied to the encoder.
379 */
380 if (!connector)
381 connector = radeon_get_connector_for_encoder_init(encoder);
382 radeon_connector = to_radeon_connector(connector);
383
384 switch (connector->connector_type) {
385 case DRM_MODE_CONNECTOR_DVII:
386 case DRM_MODE_CONNECTOR_HDMIB:
387 if (radeon_connector->use_digital) {
388 /* HDMI 1.3 supports up to 340 Mhz over single link */
389 if (ASIC_IS_DCE6(rdev) && connector->display_info.is_hdmi) {
390 if (pixel_clock > 340000)
391 return true;
392 else
393 return false;
394 } else {
395 if (pixel_clock > 165000)
396 return true;
397 else
398 return false;
399 }
400 } else
401 return false;
402 case DRM_MODE_CONNECTOR_DVID:
403 case DRM_MODE_CONNECTOR_HDMIA:
404 case DRM_MODE_CONNECTOR_DisplayPort:
405 dig_connector = radeon_connector->con_priv;
406 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
407 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
408 return false;
409 else {
410 /* HDMI 1.3 supports up to 340 Mhz over single link */
411 if (ASIC_IS_DCE6(rdev) && connector->display_info.is_hdmi) {
412 if (pixel_clock > 340000)
413 return true;
414 else
415 return false;
416 } else {
417 if (pixel_clock > 165000)
418 return true;
419 else
420 return false;
421 }
422 }
423 default:
424 return false;
425 }
426}
427
428bool radeon_encoder_is_digital(struct drm_encoder *encoder)
429{
430 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
431
432 switch (radeon_encoder->encoder_id) {
433 case ENCODER_OBJECT_ID_INTERNAL_LVDS:
434 case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
435 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
436 case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
437 case ENCODER_OBJECT_ID_INTERNAL_DVO1:
438 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
439 case ENCODER_OBJECT_ID_INTERNAL_DDI:
440 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
441 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
442 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
443 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
444 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
445 return true;
446 default:
447 return false;
448 }
449}
1/*
2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors: Dave Airlie
24 * Alex Deucher
25 */
26#include "drmP.h"
27#include "drm_crtc_helper.h"
28#include "radeon_drm.h"
29#include "radeon.h"
30#include "atom.h"
31
32static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
33{
34 struct drm_device *dev = encoder->dev;
35 struct radeon_device *rdev = dev->dev_private;
36 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
37 struct drm_encoder *clone_encoder;
38 uint32_t index_mask = 0;
39 int count;
40
41 /* DIG routing gets problematic */
42 if (rdev->family >= CHIP_R600)
43 return index_mask;
44 /* LVDS/TV are too wacky */
45 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
46 return index_mask;
47 /* DVO requires 2x ppll clocks depending on tmds chip */
48 if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
49 return index_mask;
50
51 count = -1;
52 list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
53 struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
54 count++;
55
56 if (clone_encoder == encoder)
57 continue;
58 if (radeon_clone->devices & (ATOM_DEVICE_LCD_SUPPORT))
59 continue;
60 if (radeon_clone->devices & ATOM_DEVICE_DFP2_SUPPORT)
61 continue;
62 else
63 index_mask |= (1 << count);
64 }
65 return index_mask;
66}
67
68void radeon_setup_encoder_clones(struct drm_device *dev)
69{
70 struct drm_encoder *encoder;
71
72 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
73 encoder->possible_clones = radeon_encoder_clones(encoder);
74 }
75}
76
77uint32_t
78radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
79{
80 struct radeon_device *rdev = dev->dev_private;
81 uint32_t ret = 0;
82
83 switch (supported_device) {
84 case ATOM_DEVICE_CRT1_SUPPORT:
85 case ATOM_DEVICE_TV1_SUPPORT:
86 case ATOM_DEVICE_TV2_SUPPORT:
87 case ATOM_DEVICE_CRT2_SUPPORT:
88 case ATOM_DEVICE_CV_SUPPORT:
89 switch (dac) {
90 case 1: /* dac a */
91 if ((rdev->family == CHIP_RS300) ||
92 (rdev->family == CHIP_RS400) ||
93 (rdev->family == CHIP_RS480))
94 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
95 else if (ASIC_IS_AVIVO(rdev))
96 ret = ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1;
97 else
98 ret = ENCODER_INTERNAL_DAC1_ENUM_ID1;
99 break;
100 case 2: /* dac b */
101 if (ASIC_IS_AVIVO(rdev))
102 ret = ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1;
103 else {
104 /*if (rdev->family == CHIP_R200)
105 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
106 else*/
107 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
108 }
109 break;
110 case 3: /* external dac */
111 if (ASIC_IS_AVIVO(rdev))
112 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
113 else
114 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
115 break;
116 }
117 break;
118 case ATOM_DEVICE_LCD1_SUPPORT:
119 if (ASIC_IS_AVIVO(rdev))
120 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
121 else
122 ret = ENCODER_INTERNAL_LVDS_ENUM_ID1;
123 break;
124 case ATOM_DEVICE_DFP1_SUPPORT:
125 if ((rdev->family == CHIP_RS300) ||
126 (rdev->family == CHIP_RS400) ||
127 (rdev->family == CHIP_RS480))
128 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
129 else if (ASIC_IS_AVIVO(rdev))
130 ret = ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1;
131 else
132 ret = ENCODER_INTERNAL_TMDS1_ENUM_ID1;
133 break;
134 case ATOM_DEVICE_LCD2_SUPPORT:
135 case ATOM_DEVICE_DFP2_SUPPORT:
136 if ((rdev->family == CHIP_RS600) ||
137 (rdev->family == CHIP_RS690) ||
138 (rdev->family == CHIP_RS740))
139 ret = ENCODER_INTERNAL_DDI_ENUM_ID1;
140 else if (ASIC_IS_AVIVO(rdev))
141 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
142 else
143 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
144 break;
145 case ATOM_DEVICE_DFP3_SUPPORT:
146 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
147 break;
148 }
149
150 return ret;
151}
152
153void
154radeon_link_encoder_connector(struct drm_device *dev)
155{
156 struct drm_connector *connector;
157 struct radeon_connector *radeon_connector;
158 struct drm_encoder *encoder;
159 struct radeon_encoder *radeon_encoder;
160
161 /* walk the list and link encoders to connectors */
162 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
163 radeon_connector = to_radeon_connector(connector);
164 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
165 radeon_encoder = to_radeon_encoder(encoder);
166 if (radeon_encoder->devices & radeon_connector->devices)
167 drm_mode_connector_attach_encoder(connector, encoder);
168 }
169 }
170}
171
172void radeon_encoder_set_active_device(struct drm_encoder *encoder)
173{
174 struct drm_device *dev = encoder->dev;
175 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
176 struct drm_connector *connector;
177
178 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
179 if (connector->encoder == encoder) {
180 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
181 radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
182 DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
183 radeon_encoder->active_device, radeon_encoder->devices,
184 radeon_connector->devices, encoder->encoder_type);
185 }
186 }
187}
188
189struct drm_connector *
190radeon_get_connector_for_encoder(struct drm_encoder *encoder)
191{
192 struct drm_device *dev = encoder->dev;
193 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
194 struct drm_connector *connector;
195 struct radeon_connector *radeon_connector;
196
197 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
198 radeon_connector = to_radeon_connector(connector);
199 if (radeon_encoder->active_device & radeon_connector->devices)
200 return connector;
201 }
202 return NULL;
203}
204
205struct drm_connector *
206radeon_get_connector_for_encoder_init(struct drm_encoder *encoder)
207{
208 struct drm_device *dev = encoder->dev;
209 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
210 struct drm_connector *connector;
211 struct radeon_connector *radeon_connector;
212
213 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
214 radeon_connector = to_radeon_connector(connector);
215 if (radeon_encoder->devices & radeon_connector->devices)
216 return connector;
217 }
218 return NULL;
219}
220
221struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder)
222{
223 struct drm_device *dev = encoder->dev;
224 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
225 struct drm_encoder *other_encoder;
226 struct radeon_encoder *other_radeon_encoder;
227
228 if (radeon_encoder->is_ext_encoder)
229 return NULL;
230
231 list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
232 if (other_encoder == encoder)
233 continue;
234 other_radeon_encoder = to_radeon_encoder(other_encoder);
235 if (other_radeon_encoder->is_ext_encoder &&
236 (radeon_encoder->devices & other_radeon_encoder->devices))
237 return other_encoder;
238 }
239 return NULL;
240}
241
242u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
243{
244 struct drm_encoder *other_encoder = radeon_get_external_encoder(encoder);
245
246 if (other_encoder) {
247 struct radeon_encoder *radeon_encoder = to_radeon_encoder(other_encoder);
248
249 switch (radeon_encoder->encoder_id) {
250 case ENCODER_OBJECT_ID_TRAVIS:
251 case ENCODER_OBJECT_ID_NUTMEG:
252 return radeon_encoder->encoder_id;
253 default:
254 return ENCODER_OBJECT_ID_NONE;
255 }
256 }
257 return ENCODER_OBJECT_ID_NONE;
258}
259
260void radeon_panel_mode_fixup(struct drm_encoder *encoder,
261 struct drm_display_mode *adjusted_mode)
262{
263 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
264 struct drm_device *dev = encoder->dev;
265 struct radeon_device *rdev = dev->dev_private;
266 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
267 unsigned hblank = native_mode->htotal - native_mode->hdisplay;
268 unsigned vblank = native_mode->vtotal - native_mode->vdisplay;
269 unsigned hover = native_mode->hsync_start - native_mode->hdisplay;
270 unsigned vover = native_mode->vsync_start - native_mode->vdisplay;
271 unsigned hsync_width = native_mode->hsync_end - native_mode->hsync_start;
272 unsigned vsync_width = native_mode->vsync_end - native_mode->vsync_start;
273
274 adjusted_mode->clock = native_mode->clock;
275 adjusted_mode->flags = native_mode->flags;
276
277 if (ASIC_IS_AVIVO(rdev)) {
278 adjusted_mode->hdisplay = native_mode->hdisplay;
279 adjusted_mode->vdisplay = native_mode->vdisplay;
280 }
281
282 adjusted_mode->htotal = native_mode->hdisplay + hblank;
283 adjusted_mode->hsync_start = native_mode->hdisplay + hover;
284 adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
285
286 adjusted_mode->vtotal = native_mode->vdisplay + vblank;
287 adjusted_mode->vsync_start = native_mode->vdisplay + vover;
288 adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
289
290 drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
291
292 if (ASIC_IS_AVIVO(rdev)) {
293 adjusted_mode->crtc_hdisplay = native_mode->hdisplay;
294 adjusted_mode->crtc_vdisplay = native_mode->vdisplay;
295 }
296
297 adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + hblank;
298 adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + hover;
299 adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + hsync_width;
300
301 adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + vblank;
302 adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + vover;
303 adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + vsync_width;
304
305}
306
307bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
308 u32 pixel_clock)
309{
310 struct drm_device *dev = encoder->dev;
311 struct radeon_device *rdev = dev->dev_private;
312 struct drm_connector *connector;
313 struct radeon_connector *radeon_connector;
314 struct radeon_connector_atom_dig *dig_connector;
315
316 connector = radeon_get_connector_for_encoder(encoder);
317 /* if we don't have an active device yet, just use one of
318 * the connectors tied to the encoder.
319 */
320 if (!connector)
321 connector = radeon_get_connector_for_encoder_init(encoder);
322 radeon_connector = to_radeon_connector(connector);
323
324 switch (connector->connector_type) {
325 case DRM_MODE_CONNECTOR_DVII:
326 case DRM_MODE_CONNECTOR_HDMIB:
327 if (radeon_connector->use_digital) {
328 /* HDMI 1.3 supports up to 340 Mhz over single link */
329 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
330 if (pixel_clock > 340000)
331 return true;
332 else
333 return false;
334 } else {
335 if (pixel_clock > 165000)
336 return true;
337 else
338 return false;
339 }
340 } else
341 return false;
342 case DRM_MODE_CONNECTOR_DVID:
343 case DRM_MODE_CONNECTOR_HDMIA:
344 case DRM_MODE_CONNECTOR_DisplayPort:
345 dig_connector = radeon_connector->con_priv;
346 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
347 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
348 return false;
349 else {
350 /* HDMI 1.3 supports up to 340 Mhz over single link */
351 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
352 if (pixel_clock > 340000)
353 return true;
354 else
355 return false;
356 } else {
357 if (pixel_clock > 165000)
358 return true;
359 else
360 return false;
361 }
362 }
363 default:
364 return false;
365 }
366}
367