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>
29 #include <drm/drm_fixed.h>
32 #include "atom-bits.h"
34 static void atombios_overscan_setup(struct drm_crtc *crtc,
35 struct drm_display_mode *mode,
36 struct drm_display_mode *adjusted_mode)
38 struct drm_device *dev = crtc->dev;
39 struct radeon_device *rdev = dev->dev_private;
40 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
41 SET_CRTC_OVERSCAN_PS_ALLOCATION args;
42 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_OverScan);
45 memset(&args, 0, sizeof(args));
47 args.usOverscanRight = 0;
48 args.usOverscanLeft = 0;
49 args.usOverscanBottom = 0;
50 args.usOverscanTop = 0;
51 args.ucCRTC = radeon_crtc->crtc_id;
53 switch (radeon_crtc->rmx_type) {
55 args.usOverscanTop = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
56 args.usOverscanBottom = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
57 args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
58 args.usOverscanRight = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
59 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
62 a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay;
63 a2 = adjusted_mode->crtc_vdisplay * mode->crtc_hdisplay;
66 args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
67 args.usOverscanRight = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
69 args.usOverscanLeft = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
70 args.usOverscanRight = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
72 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
76 args.usOverscanRight = 0;
77 args.usOverscanLeft = 0;
78 args.usOverscanBottom = 0;
79 args.usOverscanTop = 0;
80 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
85 static void atombios_scaler_setup(struct drm_crtc *crtc)
87 struct drm_device *dev = crtc->dev;
88 struct radeon_device *rdev = dev->dev_private;
89 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
90 ENABLE_SCALER_PS_ALLOCATION args;
91 int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
93 /* fixme - fill in enc_priv for atom dac */
94 enum radeon_tv_std tv_std = TV_STD_NTSC;
95 bool is_tv = false, is_cv = false;
96 struct drm_encoder *encoder;
98 if (!ASIC_IS_AVIVO(rdev) && radeon_crtc->crtc_id)
101 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
103 if (encoder->crtc == crtc) {
104 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
105 if (radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT) {
106 struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
107 tv_std = tv_dac->tv_std;
113 memset(&args, 0, sizeof(args));
115 args.ucScaler = radeon_crtc->crtc_id;
121 args.ucTVStandard = ATOM_TV_NTSC;
124 args.ucTVStandard = ATOM_TV_PAL;
127 args.ucTVStandard = ATOM_TV_PALM;
130 args.ucTVStandard = ATOM_TV_PAL60;
133 args.ucTVStandard = ATOM_TV_NTSCJ;
135 case TV_STD_SCART_PAL:
136 args.ucTVStandard = ATOM_TV_PAL; /* ??? */
139 args.ucTVStandard = ATOM_TV_SECAM;
142 args.ucTVStandard = ATOM_TV_PALCN;
145 args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
147 args.ucTVStandard = ATOM_TV_CV;
148 args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
150 switch (radeon_crtc->rmx_type) {
152 args.ucEnable = ATOM_SCALER_EXPANSION;
155 args.ucEnable = ATOM_SCALER_CENTER;
158 args.ucEnable = ATOM_SCALER_EXPANSION;
161 if (ASIC_IS_AVIVO(rdev))
162 args.ucEnable = ATOM_SCALER_DISABLE;
164 args.ucEnable = ATOM_SCALER_CENTER;
168 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
170 && rdev->family >= CHIP_RV515 && rdev->family <= CHIP_R580) {
171 atom_rv515_force_tv_scaler(rdev, radeon_crtc);
175 static void atombios_lock_crtc(struct drm_crtc *crtc, int lock)
177 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
178 struct drm_device *dev = crtc->dev;
179 struct radeon_device *rdev = dev->dev_private;
181 GetIndexIntoMasterTable(COMMAND, UpdateCRTC_DoubleBufferRegisters);
182 ENABLE_CRTC_PS_ALLOCATION args;
184 memset(&args, 0, sizeof(args));
186 args.ucCRTC = radeon_crtc->crtc_id;
187 args.ucEnable = lock;
189 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
192 static void atombios_enable_crtc(struct drm_crtc *crtc, int state)
194 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
195 struct drm_device *dev = crtc->dev;
196 struct radeon_device *rdev = dev->dev_private;
197 int index = GetIndexIntoMasterTable(COMMAND, EnableCRTC);
198 ENABLE_CRTC_PS_ALLOCATION args;
200 memset(&args, 0, sizeof(args));
202 args.ucCRTC = radeon_crtc->crtc_id;
203 args.ucEnable = state;
205 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
208 static void atombios_enable_crtc_memreq(struct drm_crtc *crtc, int state)
210 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
211 struct drm_device *dev = crtc->dev;
212 struct radeon_device *rdev = dev->dev_private;
213 int index = GetIndexIntoMasterTable(COMMAND, EnableCRTCMemReq);
214 ENABLE_CRTC_PS_ALLOCATION args;
216 memset(&args, 0, sizeof(args));
218 args.ucCRTC = radeon_crtc->crtc_id;
219 args.ucEnable = state;
221 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
224 static void atombios_blank_crtc(struct drm_crtc *crtc, int state)
226 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
227 struct drm_device *dev = crtc->dev;
228 struct radeon_device *rdev = dev->dev_private;
229 int index = GetIndexIntoMasterTable(COMMAND, BlankCRTC);
230 BLANK_CRTC_PS_ALLOCATION args;
232 memset(&args, 0, sizeof(args));
234 args.ucCRTC = radeon_crtc->crtc_id;
235 args.ucBlanking = state;
237 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
240 void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
242 struct drm_device *dev = crtc->dev;
243 struct radeon_device *rdev = dev->dev_private;
244 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
247 case DRM_MODE_DPMS_ON:
248 radeon_crtc->enabled = true;
249 /* adjust pm to dpms changes BEFORE enabling crtcs */
250 radeon_pm_compute_clocks(rdev);
251 atombios_enable_crtc(crtc, ATOM_ENABLE);
252 if (ASIC_IS_DCE3(rdev))
253 atombios_enable_crtc_memreq(crtc, ATOM_ENABLE);
254 atombios_blank_crtc(crtc, ATOM_DISABLE);
255 drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
256 radeon_crtc_load_lut(crtc);
258 case DRM_MODE_DPMS_STANDBY:
259 case DRM_MODE_DPMS_SUSPEND:
260 case DRM_MODE_DPMS_OFF:
261 drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
262 atombios_blank_crtc(crtc, ATOM_ENABLE);
263 if (ASIC_IS_DCE3(rdev))
264 atombios_enable_crtc_memreq(crtc, ATOM_DISABLE);
265 atombios_enable_crtc(crtc, ATOM_DISABLE);
266 radeon_crtc->enabled = false;
267 /* adjust pm to dpms changes AFTER disabling crtcs */
268 radeon_pm_compute_clocks(rdev);
274 atombios_set_crtc_dtd_timing(struct drm_crtc *crtc,
275 struct drm_display_mode *mode)
277 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
278 struct drm_device *dev = crtc->dev;
279 struct radeon_device *rdev = dev->dev_private;
280 SET_CRTC_USING_DTD_TIMING_PARAMETERS args;
281 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming);
284 memset(&args, 0, sizeof(args));
285 args.usH_Size = cpu_to_le16(mode->crtc_hdisplay);
286 args.usH_Blanking_Time =
287 cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay);
288 args.usV_Size = cpu_to_le16(mode->crtc_vdisplay);
289 args.usV_Blanking_Time =
290 cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay);
291 args.usH_SyncOffset =
292 cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay);
294 cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
295 args.usV_SyncOffset =
296 cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay);
298 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
299 /*args.ucH_Border = mode->hborder;*/
300 /*args.ucV_Border = mode->vborder;*/
302 if (mode->flags & DRM_MODE_FLAG_NVSYNC)
303 misc |= ATOM_VSYNC_POLARITY;
304 if (mode->flags & DRM_MODE_FLAG_NHSYNC)
305 misc |= ATOM_HSYNC_POLARITY;
306 if (mode->flags & DRM_MODE_FLAG_CSYNC)
307 misc |= ATOM_COMPOSITESYNC;
308 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
309 misc |= ATOM_INTERLACE;
310 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
311 misc |= ATOM_DOUBLE_CLOCK_MODE;
313 args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
314 args.ucCRTC = radeon_crtc->crtc_id;
316 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
319 static void atombios_crtc_set_timing(struct drm_crtc *crtc,
320 struct drm_display_mode *mode)
322 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
323 struct drm_device *dev = crtc->dev;
324 struct radeon_device *rdev = dev->dev_private;
325 SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION args;
326 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing);
329 memset(&args, 0, sizeof(args));
330 args.usH_Total = cpu_to_le16(mode->crtc_htotal);
331 args.usH_Disp = cpu_to_le16(mode->crtc_hdisplay);
332 args.usH_SyncStart = cpu_to_le16(mode->crtc_hsync_start);
334 cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
335 args.usV_Total = cpu_to_le16(mode->crtc_vtotal);
336 args.usV_Disp = cpu_to_le16(mode->crtc_vdisplay);
337 args.usV_SyncStart = cpu_to_le16(mode->crtc_vsync_start);
339 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
341 if (mode->flags & DRM_MODE_FLAG_NVSYNC)
342 misc |= ATOM_VSYNC_POLARITY;
343 if (mode->flags & DRM_MODE_FLAG_NHSYNC)
344 misc |= ATOM_HSYNC_POLARITY;
345 if (mode->flags & DRM_MODE_FLAG_CSYNC)
346 misc |= ATOM_COMPOSITESYNC;
347 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
348 misc |= ATOM_INTERLACE;
349 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
350 misc |= ATOM_DOUBLE_CLOCK_MODE;
352 args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
353 args.ucCRTC = radeon_crtc->crtc_id;
355 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
358 static void atombios_disable_ss(struct drm_crtc *crtc)
360 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
361 struct drm_device *dev = crtc->dev;
362 struct radeon_device *rdev = dev->dev_private;
365 if (ASIC_IS_DCE4(rdev)) {
366 switch (radeon_crtc->pll_id) {
368 ss_cntl = RREG32(EVERGREEN_P1PLL_SS_CNTL);
369 ss_cntl &= ~EVERGREEN_PxPLL_SS_EN;
370 WREG32(EVERGREEN_P1PLL_SS_CNTL, ss_cntl);
373 ss_cntl = RREG32(EVERGREEN_P2PLL_SS_CNTL);
374 ss_cntl &= ~EVERGREEN_PxPLL_SS_EN;
375 WREG32(EVERGREEN_P2PLL_SS_CNTL, ss_cntl);
378 case ATOM_PPLL_INVALID:
381 } else if (ASIC_IS_AVIVO(rdev)) {
382 switch (radeon_crtc->pll_id) {
384 ss_cntl = RREG32(AVIVO_P1PLL_INT_SS_CNTL);
386 WREG32(AVIVO_P1PLL_INT_SS_CNTL, ss_cntl);
389 ss_cntl = RREG32(AVIVO_P2PLL_INT_SS_CNTL);
391 WREG32(AVIVO_P2PLL_INT_SS_CNTL, ss_cntl);
394 case ATOM_PPLL_INVALID:
401 union atom_enable_ss {
402 ENABLE_LVDS_SS_PARAMETERS legacy;
403 ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION v1;
406 static void atombios_enable_ss(struct drm_crtc *crtc)
408 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
409 struct drm_device *dev = crtc->dev;
410 struct radeon_device *rdev = dev->dev_private;
411 struct drm_encoder *encoder = NULL;
412 struct radeon_encoder *radeon_encoder = NULL;
413 struct radeon_encoder_atom_dig *dig = NULL;
414 int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL);
415 union atom_enable_ss args;
416 uint16_t percentage = 0;
417 uint8_t type = 0, step = 0, delay = 0, range = 0;
419 /* XXX add ss support for DCE4 */
420 if (ASIC_IS_DCE4(rdev))
423 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
424 if (encoder->crtc == crtc) {
425 radeon_encoder = to_radeon_encoder(encoder);
426 /* only enable spread spectrum on LVDS */
427 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
428 dig = radeon_encoder->enc_priv;
429 if (dig && dig->ss) {
430 percentage = dig->ss->percentage;
431 type = dig->ss->type;
432 step = dig->ss->step;
433 delay = dig->ss->delay;
434 range = dig->ss->range;
446 memset(&args, 0, sizeof(args));
447 if (ASIC_IS_AVIVO(rdev)) {
448 args.v1.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
449 args.v1.ucSpreadSpectrumType = type;
450 args.v1.ucSpreadSpectrumStep = step;
451 args.v1.ucSpreadSpectrumDelay = delay;
452 args.v1.ucSpreadSpectrumRange = range;
453 args.v1.ucPpll = radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
454 args.v1.ucEnable = ATOM_ENABLE;
456 args.legacy.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
457 args.legacy.ucSpreadSpectrumType = type;
458 args.legacy.ucSpreadSpectrumStepSize_Delay = (step & 3) << 2;
459 args.legacy.ucSpreadSpectrumStepSize_Delay |= (delay & 7) << 4;
460 args.legacy.ucEnable = ATOM_ENABLE;
462 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
465 union adjust_pixel_clock {
466 ADJUST_DISPLAY_PLL_PS_ALLOCATION v1;
467 ADJUST_DISPLAY_PLL_PS_ALLOCATION_V3 v3;
470 static u32 atombios_adjust_pll(struct drm_crtc *crtc,
471 struct drm_display_mode *mode,
472 struct radeon_pll *pll)
474 struct drm_device *dev = crtc->dev;
475 struct radeon_device *rdev = dev->dev_private;
476 struct drm_encoder *encoder = NULL;
477 struct radeon_encoder *radeon_encoder = NULL;
478 u32 adjusted_clock = mode->clock;
479 int encoder_mode = 0;
481 /* reset the pll flags */
484 /* select the PLL algo */
485 if (ASIC_IS_AVIVO(rdev)) {
486 if (radeon_new_pll == 0)
487 pll->algo = PLL_ALGO_LEGACY;
489 pll->algo = PLL_ALGO_NEW;
491 if (radeon_new_pll == 1)
492 pll->algo = PLL_ALGO_NEW;
494 pll->algo = PLL_ALGO_LEGACY;
497 if (ASIC_IS_AVIVO(rdev)) {
498 if ((rdev->family == CHIP_RS600) ||
499 (rdev->family == CHIP_RS690) ||
500 (rdev->family == CHIP_RS740))
501 pll->flags |= (/*RADEON_PLL_USE_FRAC_FB_DIV |*/
502 RADEON_PLL_PREFER_CLOSEST_LOWER);
504 if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */
505 pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
507 pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
509 pll->flags |= RADEON_PLL_LEGACY;
511 if (mode->clock > 200000) /* range limits??? */
512 pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
514 pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
518 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
519 if (encoder->crtc == crtc) {
520 radeon_encoder = to_radeon_encoder(encoder);
521 encoder_mode = atombios_get_encoder_mode(encoder);
522 if (ASIC_IS_AVIVO(rdev)) {
523 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
524 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)
525 adjusted_clock = mode->clock * 2;
526 if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT)) {
527 pll->algo = PLL_ALGO_LEGACY;
528 pll->flags |= RADEON_PLL_PREFER_CLOSEST_LOWER;
530 /* There is some evidence (often anecdotal) that RV515/RV620 LVDS
531 * (on some boards at least) prefers the legacy algo. I'm not
532 * sure whether this should handled generically or on a
533 * case-by-case quirk basis. Both algos should work fine in the
536 if ((radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT)) &&
537 ((rdev->family == CHIP_RV515) ||
538 (rdev->family == CHIP_RV620))) {
539 /* allow the user to overrride just in case */
540 if (radeon_new_pll == 1)
541 pll->algo = PLL_ALGO_NEW;
543 pll->algo = PLL_ALGO_LEGACY;
546 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
547 pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
548 if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS)
549 pll->flags |= RADEON_PLL_USE_REF_DIV;
555 /* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
556 * accordingly based on the encoder/transmitter to work around
557 * special hw requirements.
559 if (ASIC_IS_DCE3(rdev)) {
560 union adjust_pixel_clock args;
564 index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
565 if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
567 return adjusted_clock;
569 memset(&args, 0, sizeof(args));
576 args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
577 args.v1.ucTransmitterID = radeon_encoder->encoder_id;
578 args.v1.ucEncodeMode = encoder_mode;
580 atom_execute_table(rdev->mode_info.atom_context,
581 index, (uint32_t *)&args);
582 adjusted_clock = le16_to_cpu(args.v1.usPixelClock) * 10;
585 args.v3.sInput.usPixelClock = cpu_to_le16(mode->clock / 10);
586 args.v3.sInput.ucTransmitterID = radeon_encoder->encoder_id;
587 args.v3.sInput.ucEncodeMode = encoder_mode;
588 args.v3.sInput.ucDispPllConfig = 0;
589 if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
590 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
592 if (encoder_mode == ATOM_ENCODER_MODE_DP)
593 args.v3.sInput.ucDispPllConfig |=
594 DISPPLL_CONFIG_COHERENT_MODE;
596 if (dig->coherent_mode)
597 args.v3.sInput.ucDispPllConfig |=
598 DISPPLL_CONFIG_COHERENT_MODE;
599 if (mode->clock > 165000)
600 args.v3.sInput.ucDispPllConfig |=
601 DISPPLL_CONFIG_DUAL_LINK;
603 } else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
604 /* may want to enable SS on DP/eDP eventually */
605 /*args.v3.sInput.ucDispPllConfig |=
606 DISPPLL_CONFIG_SS_ENABLE;*/
607 if (encoder_mode == ATOM_ENCODER_MODE_DP)
608 args.v3.sInput.ucDispPllConfig |=
609 DISPPLL_CONFIG_COHERENT_MODE;
611 if (mode->clock > 165000)
612 args.v3.sInput.ucDispPllConfig |=
613 DISPPLL_CONFIG_DUAL_LINK;
616 atom_execute_table(rdev->mode_info.atom_context,
617 index, (uint32_t *)&args);
618 adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
619 if (args.v3.sOutput.ucRefDiv) {
620 pll->flags |= RADEON_PLL_USE_REF_DIV;
621 pll->reference_div = args.v3.sOutput.ucRefDiv;
623 if (args.v3.sOutput.ucPostDiv) {
624 pll->flags |= RADEON_PLL_USE_POST_DIV;
625 pll->post_div = args.v3.sOutput.ucPostDiv;
629 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
630 return adjusted_clock;
634 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
635 return adjusted_clock;
638 return adjusted_clock;
641 union set_pixel_clock {
642 SET_PIXEL_CLOCK_PS_ALLOCATION base;
643 PIXEL_CLOCK_PARAMETERS v1;
644 PIXEL_CLOCK_PARAMETERS_V2 v2;
645 PIXEL_CLOCK_PARAMETERS_V3 v3;
646 PIXEL_CLOCK_PARAMETERS_V5 v5;
649 static void atombios_crtc_set_dcpll(struct drm_crtc *crtc)
651 struct drm_device *dev = crtc->dev;
652 struct radeon_device *rdev = dev->dev_private;
655 union set_pixel_clock args;
657 memset(&args, 0, sizeof(args));
659 index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
660 if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
668 /* if the default dcpll clock is specified,
669 * SetPixelClock provides the dividers
671 args.v5.ucCRTC = ATOM_CRTC_INVALID;
672 args.v5.usPixelClock = rdev->clock.default_dispclk;
673 args.v5.ucPpll = ATOM_DCPLL;
676 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
681 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
684 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
687 static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
689 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
690 struct drm_device *dev = crtc->dev;
691 struct radeon_device *rdev = dev->dev_private;
692 struct drm_encoder *encoder = NULL;
693 struct radeon_encoder *radeon_encoder = NULL;
696 union set_pixel_clock args;
697 u32 pll_clock = mode->clock;
698 u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
699 struct radeon_pll *pll;
701 int encoder_mode = 0;
703 memset(&args, 0, sizeof(args));
705 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
706 if (encoder->crtc == crtc) {
707 radeon_encoder = to_radeon_encoder(encoder);
708 encoder_mode = atombios_get_encoder_mode(encoder);
716 switch (radeon_crtc->pll_id) {
718 pll = &rdev->clock.p1pll;
721 pll = &rdev->clock.p2pll;
724 case ATOM_PPLL_INVALID:
726 pll = &rdev->clock.dcpll;
730 /* adjust pixel clock as needed */
731 adjusted_clock = atombios_adjust_pll(crtc, mode, pll);
733 radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
734 &ref_div, &post_div);
736 index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
737 if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
745 args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
746 args.v1.usRefDiv = cpu_to_le16(ref_div);
747 args.v1.usFbDiv = cpu_to_le16(fb_div);
748 args.v1.ucFracFbDiv = frac_fb_div;
749 args.v1.ucPostDiv = post_div;
750 args.v1.ucPpll = radeon_crtc->pll_id;
751 args.v1.ucCRTC = radeon_crtc->crtc_id;
752 args.v1.ucRefDivSrc = 1;
755 args.v2.usPixelClock = cpu_to_le16(mode->clock / 10);
756 args.v2.usRefDiv = cpu_to_le16(ref_div);
757 args.v2.usFbDiv = cpu_to_le16(fb_div);
758 args.v2.ucFracFbDiv = frac_fb_div;
759 args.v2.ucPostDiv = post_div;
760 args.v2.ucPpll = radeon_crtc->pll_id;
761 args.v2.ucCRTC = radeon_crtc->crtc_id;
762 args.v2.ucRefDivSrc = 1;
765 args.v3.usPixelClock = cpu_to_le16(mode->clock / 10);
766 args.v3.usRefDiv = cpu_to_le16(ref_div);
767 args.v3.usFbDiv = cpu_to_le16(fb_div);
768 args.v3.ucFracFbDiv = frac_fb_div;
769 args.v3.ucPostDiv = post_div;
770 args.v3.ucPpll = radeon_crtc->pll_id;
771 args.v3.ucMiscInfo = (radeon_crtc->pll_id << 2);
772 args.v3.ucTransmitterId = radeon_encoder->encoder_id;
773 args.v3.ucEncoderMode = encoder_mode;
776 args.v5.ucCRTC = radeon_crtc->crtc_id;
777 args.v5.usPixelClock = cpu_to_le16(mode->clock / 10);
778 args.v5.ucRefDiv = ref_div;
779 args.v5.usFbDiv = cpu_to_le16(fb_div);
780 args.v5.ulFbDivDecFrac = cpu_to_le32(frac_fb_div * 100000);
781 args.v5.ucPostDiv = post_div;
782 args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
783 args.v5.ucTransmitterID = radeon_encoder->encoder_id;
784 args.v5.ucEncoderMode = encoder_mode;
785 args.v5.ucPpll = radeon_crtc->pll_id;
788 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
793 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
797 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
800 static int evergreen_crtc_set_base(struct drm_crtc *crtc, int x, int y,
801 struct drm_framebuffer *old_fb)
803 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
804 struct drm_device *dev = crtc->dev;
805 struct radeon_device *rdev = dev->dev_private;
806 struct radeon_framebuffer *radeon_fb;
807 struct drm_gem_object *obj;
808 struct radeon_bo *rbo;
809 uint64_t fb_location;
810 uint32_t fb_format, fb_pitch_pixels, tiling_flags;
815 DRM_DEBUG("No FB bound\n");
819 radeon_fb = to_radeon_framebuffer(crtc->fb);
821 /* Pin framebuffer & get tilling informations */
822 obj = radeon_fb->obj;
823 rbo = obj->driver_private;
824 r = radeon_bo_reserve(rbo, false);
825 if (unlikely(r != 0))
827 r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
828 if (unlikely(r != 0)) {
829 radeon_bo_unreserve(rbo);
832 radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
833 radeon_bo_unreserve(rbo);
835 switch (crtc->fb->bits_per_pixel) {
837 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP) |
838 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED));
841 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
842 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555));
845 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
846 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565));
850 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) |
851 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888));
854 DRM_ERROR("Unsupported screen depth %d\n",
855 crtc->fb->bits_per_pixel);
859 switch (radeon_crtc->crtc_id) {
861 WREG32(AVIVO_D1VGA_CONTROL, 0);
864 WREG32(AVIVO_D2VGA_CONTROL, 0);
867 WREG32(EVERGREEN_D3VGA_CONTROL, 0);
870 WREG32(EVERGREEN_D4VGA_CONTROL, 0);
873 WREG32(EVERGREEN_D5VGA_CONTROL, 0);
876 WREG32(EVERGREEN_D6VGA_CONTROL, 0);
882 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
883 upper_32_bits(fb_location));
884 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
885 upper_32_bits(fb_location));
886 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
887 (u32)fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
888 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
889 (u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
890 WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
892 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
893 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
894 WREG32(EVERGREEN_GRPH_X_START + radeon_crtc->crtc_offset, 0);
895 WREG32(EVERGREEN_GRPH_Y_START + radeon_crtc->crtc_offset, 0);
896 WREG32(EVERGREEN_GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width);
897 WREG32(EVERGREEN_GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height);
899 fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8);
900 WREG32(EVERGREEN_GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
901 WREG32(EVERGREEN_GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
903 WREG32(EVERGREEN_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
904 crtc->mode.vdisplay);
907 WREG32(EVERGREEN_VIEWPORT_START + radeon_crtc->crtc_offset,
909 WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
910 (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
912 if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
913 WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset,
914 EVERGREEN_INTERLEAVE_EN);
916 WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
918 if (old_fb && old_fb != crtc->fb) {
919 radeon_fb = to_radeon_framebuffer(old_fb);
920 rbo = radeon_fb->obj->driver_private;
921 r = radeon_bo_reserve(rbo, false);
922 if (unlikely(r != 0))
924 radeon_bo_unpin(rbo);
925 radeon_bo_unreserve(rbo);
928 /* Bytes per pixel may have changed */
929 radeon_bandwidth_update(rdev);
934 static int avivo_crtc_set_base(struct drm_crtc *crtc, int x, int y,
935 struct drm_framebuffer *old_fb)
937 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
938 struct drm_device *dev = crtc->dev;
939 struct radeon_device *rdev = dev->dev_private;
940 struct radeon_framebuffer *radeon_fb;
941 struct drm_gem_object *obj;
942 struct radeon_bo *rbo;
943 uint64_t fb_location;
944 uint32_t fb_format, fb_pitch_pixels, tiling_flags;
949 DRM_DEBUG("No FB bound\n");
953 radeon_fb = to_radeon_framebuffer(crtc->fb);
955 /* Pin framebuffer & get tilling informations */
956 obj = radeon_fb->obj;
957 rbo = obj->driver_private;
958 r = radeon_bo_reserve(rbo, false);
959 if (unlikely(r != 0))
961 r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
962 if (unlikely(r != 0)) {
963 radeon_bo_unreserve(rbo);
966 radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
967 radeon_bo_unreserve(rbo);
969 switch (crtc->fb->bits_per_pixel) {
972 AVIVO_D1GRPH_CONTROL_DEPTH_8BPP |
973 AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
977 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
978 AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555;
982 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
983 AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
988 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
989 AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
992 DRM_ERROR("Unsupported screen depth %d\n",
993 crtc->fb->bits_per_pixel);
997 if (tiling_flags & RADEON_TILING_MACRO)
998 fb_format |= AVIVO_D1GRPH_MACRO_ADDRESS_MODE;
1000 if (tiling_flags & RADEON_TILING_MICRO)
1001 fb_format |= AVIVO_D1GRPH_TILED;
1003 if (radeon_crtc->crtc_id == 0)
1004 WREG32(AVIVO_D1VGA_CONTROL, 0);
1006 WREG32(AVIVO_D2VGA_CONTROL, 0);
1008 if (rdev->family >= CHIP_RV770) {
1009 if (radeon_crtc->crtc_id) {
1010 WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
1011 WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
1013 WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
1014 WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
1017 WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1019 WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
1020 radeon_crtc->crtc_offset, (u32) fb_location);
1021 WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
1023 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
1024 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
1025 WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0);
1026 WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0);
1027 WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width);
1028 WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height);
1030 fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8);
1031 WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
1032 WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
1034 WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
1035 crtc->mode.vdisplay);
1038 WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset,
1040 WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
1041 (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
1043 if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
1044 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
1045 AVIVO_D1MODE_INTERLEAVE_EN);
1047 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
1049 if (old_fb && old_fb != crtc->fb) {
1050 radeon_fb = to_radeon_framebuffer(old_fb);
1051 rbo = radeon_fb->obj->driver_private;
1052 r = radeon_bo_reserve(rbo, false);
1053 if (unlikely(r != 0))
1055 radeon_bo_unpin(rbo);
1056 radeon_bo_unreserve(rbo);
1059 /* Bytes per pixel may have changed */
1060 radeon_bandwidth_update(rdev);
1065 int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
1066 struct drm_framebuffer *old_fb)
1068 struct drm_device *dev = crtc->dev;
1069 struct radeon_device *rdev = dev->dev_private;
1071 if (ASIC_IS_DCE4(rdev))
1072 return evergreen_crtc_set_base(crtc, x, y, old_fb);
1073 else if (ASIC_IS_AVIVO(rdev))
1074 return avivo_crtc_set_base(crtc, x, y, old_fb);
1076 return radeon_crtc_set_base(crtc, x, y, old_fb);
1079 /* properly set additional regs when using atombios */
1080 static void radeon_legacy_atom_fixup(struct drm_crtc *crtc)
1082 struct drm_device *dev = crtc->dev;
1083 struct radeon_device *rdev = dev->dev_private;
1084 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1085 u32 disp_merge_cntl;
1087 switch (radeon_crtc->crtc_id) {
1089 disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL);
1090 disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
1091 WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
1094 disp_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL);
1095 disp_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
1096 WREG32(RADEON_DISP2_MERGE_CNTL, disp_merge_cntl);
1097 WREG32(RADEON_FP_H2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID));
1098 WREG32(RADEON_FP_V2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID));
1103 static int radeon_atom_pick_pll(struct drm_crtc *crtc)
1105 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1106 struct drm_device *dev = crtc->dev;
1107 struct radeon_device *rdev = dev->dev_private;
1108 struct drm_encoder *test_encoder;
1109 struct drm_crtc *test_crtc;
1110 uint32_t pll_in_use = 0;
1112 if (ASIC_IS_DCE4(rdev)) {
1113 /* if crtc is driving DP and we have an ext clock, use that */
1114 list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) {
1115 if (test_encoder->crtc && (test_encoder->crtc == crtc)) {
1116 if (atombios_get_encoder_mode(test_encoder) == ATOM_ENCODER_MODE_DP) {
1117 if (rdev->clock.dp_extclk)
1118 return ATOM_PPLL_INVALID;
1123 /* otherwise, pick one of the plls */
1124 list_for_each_entry(test_crtc, &dev->mode_config.crtc_list, head) {
1125 struct radeon_crtc *radeon_test_crtc;
1127 if (crtc == test_crtc)
1130 radeon_test_crtc = to_radeon_crtc(test_crtc);
1131 if ((radeon_test_crtc->pll_id >= ATOM_PPLL1) &&
1132 (radeon_test_crtc->pll_id <= ATOM_PPLL2))
1133 pll_in_use |= (1 << radeon_test_crtc->pll_id);
1135 if (!(pll_in_use & 1))
1139 return radeon_crtc->crtc_id;
1143 int atombios_crtc_mode_set(struct drm_crtc *crtc,
1144 struct drm_display_mode *mode,
1145 struct drm_display_mode *adjusted_mode,
1146 int x, int y, struct drm_framebuffer *old_fb)
1148 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1149 struct drm_device *dev = crtc->dev;
1150 struct radeon_device *rdev = dev->dev_private;
1152 /* TODO color tiling */
1154 atombios_disable_ss(crtc);
1155 /* always set DCPLL */
1156 if (ASIC_IS_DCE4(rdev))
1157 atombios_crtc_set_dcpll(crtc);
1158 atombios_crtc_set_pll(crtc, adjusted_mode);
1159 atombios_enable_ss(crtc);
1161 if (ASIC_IS_DCE4(rdev))
1162 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1163 else if (ASIC_IS_AVIVO(rdev))
1164 atombios_crtc_set_timing(crtc, adjusted_mode);
1166 atombios_crtc_set_timing(crtc, adjusted_mode);
1167 if (radeon_crtc->crtc_id == 0)
1168 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1169 radeon_legacy_atom_fixup(crtc);
1171 atombios_crtc_set_base(crtc, x, y, old_fb);
1172 atombios_overscan_setup(crtc, mode, adjusted_mode);
1173 atombios_scaler_setup(crtc);
1177 static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc,
1178 struct drm_display_mode *mode,
1179 struct drm_display_mode *adjusted_mode)
1181 struct drm_device *dev = crtc->dev;
1182 struct radeon_device *rdev = dev->dev_private;
1184 /* adjust pm to upcoming mode change */
1185 radeon_pm_compute_clocks(rdev);
1187 if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
1192 static void atombios_crtc_prepare(struct drm_crtc *crtc)
1194 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1197 radeon_crtc->pll_id = radeon_atom_pick_pll(crtc);
1199 atombios_lock_crtc(crtc, ATOM_ENABLE);
1200 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
1203 static void atombios_crtc_commit(struct drm_crtc *crtc)
1205 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
1206 atombios_lock_crtc(crtc, ATOM_DISABLE);
1209 static const struct drm_crtc_helper_funcs atombios_helper_funcs = {
1210 .dpms = atombios_crtc_dpms,
1211 .mode_fixup = atombios_crtc_mode_fixup,
1212 .mode_set = atombios_crtc_mode_set,
1213 .mode_set_base = atombios_crtc_set_base,
1214 .prepare = atombios_crtc_prepare,
1215 .commit = atombios_crtc_commit,
1216 .load_lut = radeon_crtc_load_lut,
1219 void radeon_atombios_init_crtc(struct drm_device *dev,
1220 struct radeon_crtc *radeon_crtc)
1222 struct radeon_device *rdev = dev->dev_private;
1224 if (ASIC_IS_DCE4(rdev)) {
1225 switch (radeon_crtc->crtc_id) {
1228 radeon_crtc->crtc_offset = EVERGREEN_CRTC0_REGISTER_OFFSET;
1231 radeon_crtc->crtc_offset = EVERGREEN_CRTC1_REGISTER_OFFSET;
1234 radeon_crtc->crtc_offset = EVERGREEN_CRTC2_REGISTER_OFFSET;
1237 radeon_crtc->crtc_offset = EVERGREEN_CRTC3_REGISTER_OFFSET;
1240 radeon_crtc->crtc_offset = EVERGREEN_CRTC4_REGISTER_OFFSET;
1243 radeon_crtc->crtc_offset = EVERGREEN_CRTC5_REGISTER_OFFSET;
1247 if (radeon_crtc->crtc_id == 1)
1248 radeon_crtc->crtc_offset =
1249 AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL;
1251 radeon_crtc->crtc_offset = 0;
1253 radeon_crtc->pll_id = -1;
1254 drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs);