2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
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:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
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.
23 * Authors: Dave Airlie
27 #include <drm/drm_crtc_helper.h>
28 #include <uapi_drm/radeon_drm.h>
33 static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
35 struct drm_device *dev = encoder->dev;
36 struct radeon_device *rdev = dev->dev_private;
37 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
38 struct drm_encoder *clone_encoder;
39 uint32_t index_mask = 0;
42 /* DIG routing gets problematic */
43 if (rdev->family >= CHIP_R600)
45 /* LVDS/TV are too wacky */
46 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
48 /* DVO requires 2x ppll clocks depending on tmds chip */
49 if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
53 list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
54 struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
57 if (clone_encoder == encoder)
59 if (radeon_clone->devices & (ATOM_DEVICE_LCD_SUPPORT))
61 if (radeon_clone->devices & ATOM_DEVICE_DFP2_SUPPORT)
64 index_mask |= (1 << count);
69 void radeon_setup_encoder_clones(struct drm_device *dev)
71 struct drm_encoder *encoder;
73 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
74 encoder->possible_clones = radeon_encoder_clones(encoder);
79 radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
81 struct radeon_device *rdev = dev->dev_private;
84 switch (supported_device) {
85 case ATOM_DEVICE_CRT1_SUPPORT:
86 case ATOM_DEVICE_TV1_SUPPORT:
87 case ATOM_DEVICE_TV2_SUPPORT:
88 case ATOM_DEVICE_CRT2_SUPPORT:
89 case ATOM_DEVICE_CV_SUPPORT:
92 if ((rdev->family == CHIP_RS300) ||
93 (rdev->family == CHIP_RS400) ||
94 (rdev->family == CHIP_RS480))
95 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
96 else if (ASIC_IS_AVIVO(rdev))
97 ret = ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1;
99 ret = ENCODER_INTERNAL_DAC1_ENUM_ID1;
102 if (ASIC_IS_AVIVO(rdev))
103 ret = ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1;
105 /*if (rdev->family == CHIP_R200)
106 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
108 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
111 case 3: /* external dac */
112 if (ASIC_IS_AVIVO(rdev))
113 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
115 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
119 case ATOM_DEVICE_LCD1_SUPPORT:
120 if (ASIC_IS_AVIVO(rdev))
121 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
123 ret = ENCODER_INTERNAL_LVDS_ENUM_ID1;
125 case ATOM_DEVICE_DFP1_SUPPORT:
126 if ((rdev->family == CHIP_RS300) ||
127 (rdev->family == CHIP_RS400) ||
128 (rdev->family == CHIP_RS480))
129 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
130 else if (ASIC_IS_AVIVO(rdev))
131 ret = ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1;
133 ret = ENCODER_INTERNAL_TMDS1_ENUM_ID1;
135 case ATOM_DEVICE_LCD2_SUPPORT:
136 case ATOM_DEVICE_DFP2_SUPPORT:
137 if ((rdev->family == CHIP_RS600) ||
138 (rdev->family == CHIP_RS690) ||
139 (rdev->family == CHIP_RS740))
140 ret = ENCODER_INTERNAL_DDI_ENUM_ID1;
141 else if (ASIC_IS_AVIVO(rdev))
142 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
144 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
146 case ATOM_DEVICE_DFP3_SUPPORT:
147 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
154 static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
155 struct drm_connector *connector)
157 struct drm_device *dev = radeon_encoder->base.dev;
158 struct radeon_device *rdev = dev->dev_private;
161 if (!(radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)))
164 if (radeon_backlight == 0) {
166 } else if (radeon_backlight == 1) {
168 } else if (radeon_backlight == -1) {
170 /* Amilo Xi 2550 only works with acpi bl */
171 if ((rdev->pdev->device == 0x9583) &&
172 (rdev->pdev->subsystem_vendor == 0x1734) &&
173 (rdev->pdev->subsystem_device == 0x1107))
175 /* disable native backlight control on older asics */
176 else if (rdev->family < CHIP_R600)
183 if (rdev->is_atom_bios)
184 radeon_atom_backlight_init(radeon_encoder, connector);
186 radeon_legacy_backlight_init(radeon_encoder, connector);
187 rdev->mode_info.bl_encoder = radeon_encoder;
192 radeon_link_encoder_connector(struct drm_device *dev)
194 struct drm_connector *connector;
195 struct radeon_connector *radeon_connector;
196 struct drm_encoder *encoder;
197 struct radeon_encoder *radeon_encoder;
199 /* walk the list and link encoders to connectors */
200 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
201 radeon_connector = to_radeon_connector(connector);
202 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
203 radeon_encoder = to_radeon_encoder(encoder);
204 if (radeon_encoder->devices & radeon_connector->devices) {
205 drm_mode_connector_attach_encoder(connector, encoder);
206 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
207 radeon_encoder_add_backlight(radeon_encoder, connector);
213 void radeon_encoder_set_active_device(struct drm_encoder *encoder)
215 struct drm_device *dev = encoder->dev;
216 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
217 struct drm_connector *connector;
219 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
220 if (connector->encoder == encoder) {
221 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
222 radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
223 DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
224 radeon_encoder->active_device, radeon_encoder->devices,
225 radeon_connector->devices, encoder->encoder_type);
230 struct drm_connector *
231 radeon_get_connector_for_encoder(struct drm_encoder *encoder)
233 struct drm_device *dev = encoder->dev;
234 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
235 struct drm_connector *connector;
236 struct radeon_connector *radeon_connector;
238 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
239 radeon_connector = to_radeon_connector(connector);
240 if (radeon_encoder->active_device & radeon_connector->devices)
246 struct drm_connector *
247 radeon_get_connector_for_encoder_init(struct drm_encoder *encoder)
249 struct drm_device *dev = encoder->dev;
250 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
251 struct drm_connector *connector;
252 struct radeon_connector *radeon_connector;
254 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
255 radeon_connector = to_radeon_connector(connector);
256 if (radeon_encoder->devices & radeon_connector->devices)
262 struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder)
264 struct drm_device *dev = encoder->dev;
265 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
266 struct drm_encoder *other_encoder;
267 struct radeon_encoder *other_radeon_encoder;
269 if (radeon_encoder->is_ext_encoder)
272 list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
273 if (other_encoder == encoder)
275 other_radeon_encoder = to_radeon_encoder(other_encoder);
276 if (other_radeon_encoder->is_ext_encoder &&
277 (radeon_encoder->devices & other_radeon_encoder->devices))
278 return other_encoder;
283 u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
285 struct drm_encoder *other_encoder = radeon_get_external_encoder(encoder);
288 struct radeon_encoder *radeon_encoder = to_radeon_encoder(other_encoder);
290 switch (radeon_encoder->encoder_id) {
291 case ENCODER_OBJECT_ID_TRAVIS:
292 case ENCODER_OBJECT_ID_NUTMEG:
293 return radeon_encoder->encoder_id;
295 return ENCODER_OBJECT_ID_NONE;
298 return ENCODER_OBJECT_ID_NONE;
301 void radeon_panel_mode_fixup(struct drm_encoder *encoder,
302 struct drm_display_mode *adjusted_mode)
304 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
305 struct drm_device *dev = encoder->dev;
306 struct radeon_device *rdev = dev->dev_private;
307 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
308 unsigned hblank = native_mode->htotal - native_mode->hdisplay;
309 unsigned vblank = native_mode->vtotal - native_mode->vdisplay;
310 unsigned hover = native_mode->hsync_start - native_mode->hdisplay;
311 unsigned vover = native_mode->vsync_start - native_mode->vdisplay;
312 unsigned hsync_width = native_mode->hsync_end - native_mode->hsync_start;
313 unsigned vsync_width = native_mode->vsync_end - native_mode->vsync_start;
315 adjusted_mode->clock = native_mode->clock;
316 adjusted_mode->flags = native_mode->flags;
318 if (ASIC_IS_AVIVO(rdev)) {
319 adjusted_mode->hdisplay = native_mode->hdisplay;
320 adjusted_mode->vdisplay = native_mode->vdisplay;
323 adjusted_mode->htotal = native_mode->hdisplay + hblank;
324 adjusted_mode->hsync_start = native_mode->hdisplay + hover;
325 adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
327 adjusted_mode->vtotal = native_mode->vdisplay + vblank;
328 adjusted_mode->vsync_start = native_mode->vdisplay + vover;
329 adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
331 drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
333 if (ASIC_IS_AVIVO(rdev)) {
334 adjusted_mode->crtc_hdisplay = native_mode->hdisplay;
335 adjusted_mode->crtc_vdisplay = native_mode->vdisplay;
338 adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + hblank;
339 adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + hover;
340 adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + hsync_width;
342 adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + vblank;
343 adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + vover;
344 adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + vsync_width;
348 bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
351 struct drm_device *dev = encoder->dev;
352 struct radeon_device *rdev = dev->dev_private;
353 struct drm_connector *connector;
354 struct radeon_connector *radeon_connector;
355 struct radeon_connector_atom_dig *dig_connector;
357 connector = radeon_get_connector_for_encoder(encoder);
358 /* if we don't have an active device yet, just use one of
359 * the connectors tied to the encoder.
362 connector = radeon_get_connector_for_encoder_init(encoder);
363 radeon_connector = to_radeon_connector(connector);
365 switch (connector->connector_type) {
366 case DRM_MODE_CONNECTOR_DVII:
367 case DRM_MODE_CONNECTOR_HDMIB:
368 if (radeon_connector->use_digital) {
369 /* HDMI 1.3 supports up to 340 Mhz over single link */
370 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
371 if (pixel_clock > 340000)
376 if (pixel_clock > 165000)
383 case DRM_MODE_CONNECTOR_DVID:
384 case DRM_MODE_CONNECTOR_HDMIA:
385 case DRM_MODE_CONNECTOR_DisplayPort:
386 dig_connector = radeon_connector->con_priv;
387 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
388 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
391 /* HDMI 1.3 supports up to 340 Mhz over single link */
392 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
393 if (pixel_clock > 340000)
398 if (pixel_clock > 165000)
409 bool radeon_encoder_is_digital(struct drm_encoder *encoder)
411 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
412 switch (radeon_encoder->encoder_id) {
413 case ENCODER_OBJECT_ID_INTERNAL_LVDS:
414 case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
415 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
416 case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
417 case ENCODER_OBJECT_ID_INTERNAL_DVO1:
418 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
419 case ENCODER_OBJECT_ID_INTERNAL_DDI:
420 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
421 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
422 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
423 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
424 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3: