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 <drm/radeon_drm.h>
33 radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
34 struct drm_connector *drm_connector);
36 radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
37 struct drm_connector *drm_connector);
40 static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
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 = 0;
49 /* DIG routing gets problematic */
50 if (rdev->family >= CHIP_R600)
52 /* LVDS/TV are too wacky */
53 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
55 /* DVO requires 2x ppll clocks depending on tmds chip */
56 if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
60 list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
61 struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
64 if (clone_encoder == encoder)
66 if (radeon_clone->devices & (ATOM_DEVICE_LCD_SUPPORT))
68 if (radeon_clone->devices & ATOM_DEVICE_DFP2_SUPPORT)
71 index_mask |= (1 << count);
76 void radeon_setup_encoder_clones(struct drm_device *dev)
78 struct drm_encoder *encoder;
80 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
81 encoder->possible_clones = radeon_encoder_clones(encoder);
86 radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
88 struct radeon_device *rdev = dev->dev_private;
91 switch (supported_device) {
92 case ATOM_DEVICE_CRT1_SUPPORT:
93 case ATOM_DEVICE_TV1_SUPPORT:
94 case ATOM_DEVICE_TV2_SUPPORT:
95 case ATOM_DEVICE_CRT2_SUPPORT:
96 case ATOM_DEVICE_CV_SUPPORT:
99 if ((rdev->family == CHIP_RS300) ||
100 (rdev->family == CHIP_RS400) ||
101 (rdev->family == CHIP_RS480))
102 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
103 else if (ASIC_IS_AVIVO(rdev))
104 ret = ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1;
106 ret = ENCODER_INTERNAL_DAC1_ENUM_ID1;
109 if (ASIC_IS_AVIVO(rdev))
110 ret = ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1;
112 /*if (rdev->family == CHIP_R200)
113 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
115 ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
118 case 3: /* external dac */
119 if (ASIC_IS_AVIVO(rdev))
120 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
122 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
126 case ATOM_DEVICE_LCD1_SUPPORT:
127 if (ASIC_IS_AVIVO(rdev))
128 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
130 ret = ENCODER_INTERNAL_LVDS_ENUM_ID1;
132 case ATOM_DEVICE_DFP1_SUPPORT:
133 if ((rdev->family == CHIP_RS300) ||
134 (rdev->family == CHIP_RS400) ||
135 (rdev->family == CHIP_RS480))
136 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
137 else if (ASIC_IS_AVIVO(rdev))
138 ret = ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1;
140 ret = ENCODER_INTERNAL_TMDS1_ENUM_ID1;
142 case ATOM_DEVICE_LCD2_SUPPORT:
143 case ATOM_DEVICE_DFP2_SUPPORT:
144 if ((rdev->family == CHIP_RS600) ||
145 (rdev->family == CHIP_RS690) ||
146 (rdev->family == CHIP_RS740))
147 ret = ENCODER_INTERNAL_DDI_ENUM_ID1;
148 else if (ASIC_IS_AVIVO(rdev))
149 ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
151 ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
153 case ATOM_DEVICE_DFP3_SUPPORT:
154 ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
161 static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
162 struct drm_connector *connector)
164 struct drm_device *dev = radeon_encoder->base.dev;
165 struct radeon_device *rdev = dev->dev_private;
168 if (!(radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)))
171 if (radeon_backlight == 0) {
173 } else if (radeon_backlight == 1) {
175 } else if (radeon_backlight == -1) {
177 /* Amilo Xi 2550 only works with acpi bl */
178 if ((rdev->pdev->device == 0x9583) &&
179 (rdev->pdev->subsystem_vendor == 0x1734) &&
180 (rdev->pdev->subsystem_device == 0x1107))
187 if (rdev->is_atom_bios)
188 radeon_atom_backlight_init(radeon_encoder, connector);
190 radeon_legacy_backlight_init(radeon_encoder, connector);
191 rdev->mode_info.bl_encoder = radeon_encoder;
196 radeon_link_encoder_connector(struct drm_device *dev)
198 struct drm_connector *connector;
199 struct radeon_connector *radeon_connector;
200 struct drm_encoder *encoder;
201 struct radeon_encoder *radeon_encoder;
203 /* walk the list and link encoders to connectors */
204 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
205 radeon_connector = to_radeon_connector(connector);
206 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
207 radeon_encoder = to_radeon_encoder(encoder);
208 if (radeon_encoder->devices & radeon_connector->devices) {
209 drm_mode_connector_attach_encoder(connector, encoder);
210 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
211 radeon_encoder_add_backlight(radeon_encoder, connector);
217 void radeon_encoder_set_active_device(struct drm_encoder *encoder)
219 struct drm_device *dev = encoder->dev;
220 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
221 struct drm_connector *connector;
223 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
224 if (connector->encoder == encoder) {
225 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
226 radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
227 DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
228 radeon_encoder->active_device, radeon_encoder->devices,
229 radeon_connector->devices, encoder->encoder_type);
234 struct drm_connector *
235 radeon_get_connector_for_encoder(struct drm_encoder *encoder)
237 struct drm_device *dev = encoder->dev;
238 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
239 struct drm_connector *connector;
240 struct radeon_connector *radeon_connector;
242 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
243 radeon_connector = to_radeon_connector(connector);
244 if (radeon_encoder->active_device & radeon_connector->devices)
250 struct drm_connector *
251 radeon_get_connector_for_encoder_init(struct drm_encoder *encoder)
253 struct drm_device *dev = encoder->dev;
254 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
255 struct drm_connector *connector;
256 struct radeon_connector *radeon_connector;
258 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
259 radeon_connector = to_radeon_connector(connector);
260 if (radeon_encoder->devices & radeon_connector->devices)
266 struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder)
268 struct drm_device *dev = encoder->dev;
269 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
270 struct drm_encoder *other_encoder;
271 struct radeon_encoder *other_radeon_encoder;
273 if (radeon_encoder->is_ext_encoder)
276 list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
277 if (other_encoder == encoder)
279 other_radeon_encoder = to_radeon_encoder(other_encoder);
280 if (other_radeon_encoder->is_ext_encoder &&
281 (radeon_encoder->devices & other_radeon_encoder->devices))
282 return other_encoder;
287 u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
289 struct drm_encoder *other_encoder = radeon_get_external_encoder(encoder);
292 struct radeon_encoder *radeon_encoder = to_radeon_encoder(other_encoder);
294 switch (radeon_encoder->encoder_id) {
295 case ENCODER_OBJECT_ID_TRAVIS:
296 case ENCODER_OBJECT_ID_NUTMEG:
297 return radeon_encoder->encoder_id;
299 return ENCODER_OBJECT_ID_NONE;
302 return ENCODER_OBJECT_ID_NONE;
305 void radeon_panel_mode_fixup(struct drm_encoder *encoder,
306 struct drm_display_mode *adjusted_mode)
308 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
309 struct drm_device *dev = encoder->dev;
310 struct radeon_device *rdev = dev->dev_private;
311 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
312 unsigned hblank = native_mode->htotal - native_mode->hdisplay;
313 unsigned vblank = native_mode->vtotal - native_mode->vdisplay;
314 unsigned hover = native_mode->hsync_start - native_mode->hdisplay;
315 unsigned vover = native_mode->vsync_start - native_mode->vdisplay;
316 unsigned hsync_width = native_mode->hsync_end - native_mode->hsync_start;
317 unsigned vsync_width = native_mode->vsync_end - native_mode->vsync_start;
319 adjusted_mode->clock = native_mode->clock;
320 adjusted_mode->flags = native_mode->flags;
322 if (ASIC_IS_AVIVO(rdev)) {
323 adjusted_mode->hdisplay = native_mode->hdisplay;
324 adjusted_mode->vdisplay = native_mode->vdisplay;
327 adjusted_mode->htotal = native_mode->hdisplay + hblank;
328 adjusted_mode->hsync_start = native_mode->hdisplay + hover;
329 adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
331 adjusted_mode->vtotal = native_mode->vdisplay + vblank;
332 adjusted_mode->vsync_start = native_mode->vdisplay + vover;
333 adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
335 drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
337 if (ASIC_IS_AVIVO(rdev)) {
338 adjusted_mode->crtc_hdisplay = native_mode->hdisplay;
339 adjusted_mode->crtc_vdisplay = native_mode->vdisplay;
342 adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + hblank;
343 adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + hover;
344 adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + hsync_width;
346 adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + vblank;
347 adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + vover;
348 adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + vsync_width;
352 bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
355 struct drm_device *dev = encoder->dev;
356 struct radeon_device *rdev = dev->dev_private;
357 struct drm_connector *connector;
358 struct radeon_connector *radeon_connector;
359 struct radeon_connector_atom_dig *dig_connector;
361 connector = radeon_get_connector_for_encoder(encoder);
362 /* if we don't have an active device yet, just use one of
363 * the connectors tied to the encoder.
366 connector = radeon_get_connector_for_encoder_init(encoder);
367 radeon_connector = to_radeon_connector(connector);
369 switch (connector->connector_type) {
370 case DRM_MODE_CONNECTOR_DVII:
371 case DRM_MODE_CONNECTOR_HDMIB:
372 if (radeon_connector->use_digital) {
373 /* HDMI 1.3 supports up to 340 Mhz over single link */
374 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
375 if (pixel_clock > 340000)
380 if (pixel_clock > 165000)
387 case DRM_MODE_CONNECTOR_DVID:
388 case DRM_MODE_CONNECTOR_HDMIA:
389 case DRM_MODE_CONNECTOR_DisplayPort:
390 dig_connector = radeon_connector->con_priv;
391 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
392 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
395 /* HDMI 1.3 supports up to 340 Mhz over single link */
396 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
397 if (pixel_clock > 340000)
402 if (pixel_clock > 165000)