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.ucCRTC = radeon_crtc->crtc_id;
49 switch (radeon_crtc->rmx_type) {
51 args.usOverscanTop = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
52 args.usOverscanBottom = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
53 args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
54 args.usOverscanRight = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
57 a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay;
58 a2 = adjusted_mode->crtc_vdisplay * mode->crtc_hdisplay;
61 args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
62 args.usOverscanRight = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
64 args.usOverscanLeft = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
65 args.usOverscanRight = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
70 args.usOverscanRight = radeon_crtc->h_border;
71 args.usOverscanLeft = radeon_crtc->h_border;
72 args.usOverscanBottom = radeon_crtc->v_border;
73 args.usOverscanTop = radeon_crtc->v_border;
76 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
79 static void atombios_scaler_setup(struct drm_crtc *crtc)
81 struct drm_device *dev = crtc->dev;
82 struct radeon_device *rdev = dev->dev_private;
83 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
84 ENABLE_SCALER_PS_ALLOCATION args;
85 int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
87 /* fixme - fill in enc_priv for atom dac */
88 enum radeon_tv_std tv_std = TV_STD_NTSC;
89 bool is_tv = false, is_cv = false;
90 struct drm_encoder *encoder;
92 if (!ASIC_IS_AVIVO(rdev) && radeon_crtc->crtc_id)
95 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
97 if (encoder->crtc == crtc) {
98 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
99 if (radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT) {
100 struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
101 tv_std = tv_dac->tv_std;
107 memset(&args, 0, sizeof(args));
109 args.ucScaler = radeon_crtc->crtc_id;
115 args.ucTVStandard = ATOM_TV_NTSC;
118 args.ucTVStandard = ATOM_TV_PAL;
121 args.ucTVStandard = ATOM_TV_PALM;
124 args.ucTVStandard = ATOM_TV_PAL60;
127 args.ucTVStandard = ATOM_TV_NTSCJ;
129 case TV_STD_SCART_PAL:
130 args.ucTVStandard = ATOM_TV_PAL; /* ??? */
133 args.ucTVStandard = ATOM_TV_SECAM;
136 args.ucTVStandard = ATOM_TV_PALCN;
139 args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
141 args.ucTVStandard = ATOM_TV_CV;
142 args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
144 switch (radeon_crtc->rmx_type) {
146 args.ucEnable = ATOM_SCALER_EXPANSION;
149 args.ucEnable = ATOM_SCALER_CENTER;
152 args.ucEnable = ATOM_SCALER_EXPANSION;
155 if (ASIC_IS_AVIVO(rdev))
156 args.ucEnable = ATOM_SCALER_DISABLE;
158 args.ucEnable = ATOM_SCALER_CENTER;
162 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
164 && rdev->family >= CHIP_RV515 && rdev->family <= CHIP_R580) {
165 atom_rv515_force_tv_scaler(rdev, radeon_crtc);
169 static void atombios_lock_crtc(struct drm_crtc *crtc, int lock)
171 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
172 struct drm_device *dev = crtc->dev;
173 struct radeon_device *rdev = dev->dev_private;
175 GetIndexIntoMasterTable(COMMAND, UpdateCRTC_DoubleBufferRegisters);
176 ENABLE_CRTC_PS_ALLOCATION args;
178 memset(&args, 0, sizeof(args));
180 args.ucCRTC = radeon_crtc->crtc_id;
181 args.ucEnable = lock;
183 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
186 static void atombios_enable_crtc(struct drm_crtc *crtc, int state)
188 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
189 struct drm_device *dev = crtc->dev;
190 struct radeon_device *rdev = dev->dev_private;
191 int index = GetIndexIntoMasterTable(COMMAND, EnableCRTC);
192 ENABLE_CRTC_PS_ALLOCATION args;
194 memset(&args, 0, sizeof(args));
196 args.ucCRTC = radeon_crtc->crtc_id;
197 args.ucEnable = state;
199 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
202 static void atombios_enable_crtc_memreq(struct drm_crtc *crtc, int state)
204 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
205 struct drm_device *dev = crtc->dev;
206 struct radeon_device *rdev = dev->dev_private;
207 int index = GetIndexIntoMasterTable(COMMAND, EnableCRTCMemReq);
208 ENABLE_CRTC_PS_ALLOCATION args;
210 memset(&args, 0, sizeof(args));
212 args.ucCRTC = radeon_crtc->crtc_id;
213 args.ucEnable = state;
215 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
218 static void atombios_blank_crtc(struct drm_crtc *crtc, int state)
220 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
221 struct drm_device *dev = crtc->dev;
222 struct radeon_device *rdev = dev->dev_private;
223 int index = GetIndexIntoMasterTable(COMMAND, BlankCRTC);
224 BLANK_CRTC_PS_ALLOCATION args;
226 memset(&args, 0, sizeof(args));
228 args.ucCRTC = radeon_crtc->crtc_id;
229 args.ucBlanking = state;
231 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
234 void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
236 struct drm_device *dev = crtc->dev;
237 struct radeon_device *rdev = dev->dev_private;
238 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
241 case DRM_MODE_DPMS_ON:
242 radeon_crtc->enabled = true;
243 /* adjust pm to dpms changes BEFORE enabling crtcs */
244 radeon_pm_compute_clocks(rdev);
245 atombios_enable_crtc(crtc, ATOM_ENABLE);
246 if (ASIC_IS_DCE3(rdev))
247 atombios_enable_crtc_memreq(crtc, ATOM_ENABLE);
248 atombios_blank_crtc(crtc, ATOM_DISABLE);
249 drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
250 radeon_crtc_load_lut(crtc);
252 case DRM_MODE_DPMS_STANDBY:
253 case DRM_MODE_DPMS_SUSPEND:
254 case DRM_MODE_DPMS_OFF:
255 drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
256 if (radeon_crtc->enabled)
257 atombios_blank_crtc(crtc, ATOM_ENABLE);
258 if (ASIC_IS_DCE3(rdev))
259 atombios_enable_crtc_memreq(crtc, ATOM_DISABLE);
260 atombios_enable_crtc(crtc, ATOM_DISABLE);
261 radeon_crtc->enabled = false;
262 /* adjust pm to dpms changes AFTER disabling crtcs */
263 radeon_pm_compute_clocks(rdev);
269 atombios_set_crtc_dtd_timing(struct drm_crtc *crtc,
270 struct drm_display_mode *mode)
272 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
273 struct drm_device *dev = crtc->dev;
274 struct radeon_device *rdev = dev->dev_private;
275 SET_CRTC_USING_DTD_TIMING_PARAMETERS args;
276 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming);
279 memset(&args, 0, sizeof(args));
280 args.usH_Size = cpu_to_le16(mode->crtc_hdisplay - (radeon_crtc->h_border * 2));
281 args.usH_Blanking_Time =
282 cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay + (radeon_crtc->h_border * 2));
283 args.usV_Size = cpu_to_le16(mode->crtc_vdisplay - (radeon_crtc->v_border * 2));
284 args.usV_Blanking_Time =
285 cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay + (radeon_crtc->v_border * 2));
286 args.usH_SyncOffset =
287 cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay + radeon_crtc->h_border);
289 cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
290 args.usV_SyncOffset =
291 cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay + radeon_crtc->v_border);
293 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
294 args.ucH_Border = radeon_crtc->h_border;
295 args.ucV_Border = radeon_crtc->v_border;
297 if (mode->flags & DRM_MODE_FLAG_NVSYNC)
298 misc |= ATOM_VSYNC_POLARITY;
299 if (mode->flags & DRM_MODE_FLAG_NHSYNC)
300 misc |= ATOM_HSYNC_POLARITY;
301 if (mode->flags & DRM_MODE_FLAG_CSYNC)
302 misc |= ATOM_COMPOSITESYNC;
303 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
304 misc |= ATOM_INTERLACE;
305 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
306 misc |= ATOM_DOUBLE_CLOCK_MODE;
308 args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
309 args.ucCRTC = radeon_crtc->crtc_id;
311 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
314 static void atombios_crtc_set_timing(struct drm_crtc *crtc,
315 struct drm_display_mode *mode)
317 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
318 struct drm_device *dev = crtc->dev;
319 struct radeon_device *rdev = dev->dev_private;
320 SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION args;
321 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing);
324 memset(&args, 0, sizeof(args));
325 args.usH_Total = cpu_to_le16(mode->crtc_htotal);
326 args.usH_Disp = cpu_to_le16(mode->crtc_hdisplay);
327 args.usH_SyncStart = cpu_to_le16(mode->crtc_hsync_start);
329 cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
330 args.usV_Total = cpu_to_le16(mode->crtc_vtotal);
331 args.usV_Disp = cpu_to_le16(mode->crtc_vdisplay);
332 args.usV_SyncStart = cpu_to_le16(mode->crtc_vsync_start);
334 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
336 args.ucOverscanRight = radeon_crtc->h_border;
337 args.ucOverscanLeft = radeon_crtc->h_border;
338 args.ucOverscanBottom = radeon_crtc->v_border;
339 args.ucOverscanTop = radeon_crtc->v_border;
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 lvds_ss;
403 ENABLE_LVDS_SS_PARAMETERS_V2 lvds_ss_2;
404 ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION v1;
405 ENABLE_SPREAD_SPECTRUM_ON_PPLL_V2 v2;
408 static void atombios_crtc_program_ss(struct drm_crtc *crtc,
411 struct radeon_atom_ss *ss)
413 struct drm_device *dev = crtc->dev;
414 struct radeon_device *rdev = dev->dev_private;
415 int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL);
416 union atom_enable_ss args;
418 memset(&args, 0, sizeof(args));
420 if (ASIC_IS_DCE4(rdev)) {
421 args.v2.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
422 args.v2.ucSpreadSpectrumType = ss->type;
425 args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_P1PLL;
426 args.v2.usSpreadSpectrumAmount = ss->amount;
427 args.v2.usSpreadSpectrumStep = ss->step;
430 args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_P2PLL;
431 args.v2.usSpreadSpectrumAmount = ss->amount;
432 args.v2.usSpreadSpectrumStep = ss->step;
435 args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_DCPLL;
436 args.v2.usSpreadSpectrumAmount = 0;
437 args.v2.usSpreadSpectrumStep = 0;
439 case ATOM_PPLL_INVALID:
442 args.v2.ucEnable = enable;
443 } else if (ASIC_IS_DCE3(rdev)) {
444 args.v1.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
445 args.v1.ucSpreadSpectrumType = ss->type;
446 args.v1.ucSpreadSpectrumStep = ss->step;
447 args.v1.ucSpreadSpectrumDelay = ss->delay;
448 args.v1.ucSpreadSpectrumRange = ss->range;
449 args.v1.ucPpll = pll_id;
450 args.v1.ucEnable = enable;
451 } else if (ASIC_IS_AVIVO(rdev)) {
452 if (enable == ATOM_DISABLE) {
453 atombios_disable_ss(crtc);
456 args.lvds_ss_2.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
457 args.lvds_ss_2.ucSpreadSpectrumType = ss->type;
458 args.lvds_ss_2.ucSpreadSpectrumStep = ss->step;
459 args.lvds_ss_2.ucSpreadSpectrumDelay = ss->delay;
460 args.lvds_ss_2.ucSpreadSpectrumRange = ss->range;
461 args.lvds_ss_2.ucEnable = enable;
463 if (enable == ATOM_DISABLE) {
464 atombios_disable_ss(crtc);
467 args.lvds_ss.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
468 args.lvds_ss.ucSpreadSpectrumType = ss->type;
469 args.lvds_ss.ucSpreadSpectrumStepSize_Delay = (ss->step & 3) << 2;
470 args.lvds_ss.ucSpreadSpectrumStepSize_Delay |= (ss->delay & 7) << 4;
471 args.lvds_ss.ucEnable = enable;
473 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
476 union adjust_pixel_clock {
477 ADJUST_DISPLAY_PLL_PS_ALLOCATION v1;
478 ADJUST_DISPLAY_PLL_PS_ALLOCATION_V3 v3;
481 static u32 atombios_adjust_pll(struct drm_crtc *crtc,
482 struct drm_display_mode *mode,
483 struct radeon_pll *pll,
485 struct radeon_atom_ss *ss)
487 struct drm_device *dev = crtc->dev;
488 struct radeon_device *rdev = dev->dev_private;
489 struct drm_encoder *encoder = NULL;
490 struct radeon_encoder *radeon_encoder = NULL;
491 u32 adjusted_clock = mode->clock;
492 int encoder_mode = 0;
493 u32 dp_clock = mode->clock;
496 /* reset the pll flags */
499 if (ASIC_IS_AVIVO(rdev)) {
500 if ((rdev->family == CHIP_RS600) ||
501 (rdev->family == CHIP_RS690) ||
502 (rdev->family == CHIP_RS740))
503 pll->flags |= (/*RADEON_PLL_USE_FRAC_FB_DIV |*/
504 RADEON_PLL_PREFER_CLOSEST_LOWER);
506 if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */
507 pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
509 pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
511 pll->flags |= RADEON_PLL_LEGACY;
513 if (mode->clock > 200000) /* range limits??? */
514 pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
516 pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
520 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
521 if (encoder->crtc == crtc) {
522 radeon_encoder = to_radeon_encoder(encoder);
523 encoder_mode = atombios_get_encoder_mode(encoder);
524 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) {
525 struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
527 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
528 struct radeon_connector_atom_dig *dig_connector =
529 radeon_connector->con_priv;
531 dp_clock = dig_connector->dp_clock;
534 #if 0 /* doesn't work properly on some laptops */
535 /* use recommended ref_div for ss */
536 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
539 pll->flags |= RADEON_PLL_USE_REF_DIV;
540 pll->reference_div = ss->refdiv;
545 if (ASIC_IS_AVIVO(rdev)) {
546 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
547 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)
548 adjusted_clock = mode->clock * 2;
549 if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
550 pll->flags |= RADEON_PLL_PREFER_CLOSEST_LOWER;
552 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
553 pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
554 if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS)
555 pll->flags |= RADEON_PLL_USE_REF_DIV;
561 /* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
562 * accordingly based on the encoder/transmitter to work around
563 * special hw requirements.
565 if (ASIC_IS_DCE3(rdev)) {
566 union adjust_pixel_clock args;
570 index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
571 if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
573 return adjusted_clock;
575 memset(&args, 0, sizeof(args));
582 args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
583 args.v1.ucTransmitterID = radeon_encoder->encoder_id;
584 args.v1.ucEncodeMode = encoder_mode;
585 if (encoder_mode == ATOM_ENCODER_MODE_DP) {
588 ADJUST_DISPLAY_CONFIG_SS_ENABLE;
589 } else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) {
591 ADJUST_DISPLAY_CONFIG_SS_ENABLE;
594 atom_execute_table(rdev->mode_info.atom_context,
595 index, (uint32_t *)&args);
596 adjusted_clock = le16_to_cpu(args.v1.usPixelClock) * 10;
599 args.v3.sInput.usPixelClock = cpu_to_le16(mode->clock / 10);
600 args.v3.sInput.ucTransmitterID = radeon_encoder->encoder_id;
601 args.v3.sInput.ucEncodeMode = encoder_mode;
602 args.v3.sInput.ucDispPllConfig = 0;
603 if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
604 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
605 if (encoder_mode == ATOM_ENCODER_MODE_DP) {
607 args.v3.sInput.ucDispPllConfig |=
608 DISPPLL_CONFIG_SS_ENABLE;
609 args.v3.sInput.ucDispPllConfig |=
610 DISPPLL_CONFIG_COHERENT_MODE;
612 args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
614 if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
615 /* deep color support */
616 args.v3.sInput.usPixelClock =
617 cpu_to_le16((mode->clock * bpc / 8) / 10);
619 if (dig->coherent_mode)
620 args.v3.sInput.ucDispPllConfig |=
621 DISPPLL_CONFIG_COHERENT_MODE;
622 if (mode->clock > 165000)
623 args.v3.sInput.ucDispPllConfig |=
624 DISPPLL_CONFIG_DUAL_LINK;
626 } else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
627 if (encoder_mode == ATOM_ENCODER_MODE_DP) {
629 args.v3.sInput.ucDispPllConfig |=
630 DISPPLL_CONFIG_SS_ENABLE;
631 args.v3.sInput.ucDispPllConfig |=
632 DISPPLL_CONFIG_COHERENT_MODE;
634 args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
635 } else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) {
637 args.v3.sInput.ucDispPllConfig |=
638 DISPPLL_CONFIG_SS_ENABLE;
640 if (mode->clock > 165000)
641 args.v3.sInput.ucDispPllConfig |=
642 DISPPLL_CONFIG_DUAL_LINK;
645 atom_execute_table(rdev->mode_info.atom_context,
646 index, (uint32_t *)&args);
647 adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
648 if (args.v3.sOutput.ucRefDiv) {
649 pll->flags |= RADEON_PLL_USE_REF_DIV;
650 pll->reference_div = args.v3.sOutput.ucRefDiv;
652 if (args.v3.sOutput.ucPostDiv) {
653 pll->flags |= RADEON_PLL_USE_POST_DIV;
654 pll->post_div = args.v3.sOutput.ucPostDiv;
658 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
659 return adjusted_clock;
663 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
664 return adjusted_clock;
667 return adjusted_clock;
670 union set_pixel_clock {
671 SET_PIXEL_CLOCK_PS_ALLOCATION base;
672 PIXEL_CLOCK_PARAMETERS v1;
673 PIXEL_CLOCK_PARAMETERS_V2 v2;
674 PIXEL_CLOCK_PARAMETERS_V3 v3;
675 PIXEL_CLOCK_PARAMETERS_V5 v5;
678 static void atombios_crtc_set_dcpll(struct drm_crtc *crtc)
680 struct drm_device *dev = crtc->dev;
681 struct radeon_device *rdev = dev->dev_private;
684 union set_pixel_clock args;
686 memset(&args, 0, sizeof(args));
688 index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
689 if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
697 /* if the default dcpll clock is specified,
698 * SetPixelClock provides the dividers
700 args.v5.ucCRTC = ATOM_CRTC_INVALID;
701 args.v5.usPixelClock = rdev->clock.default_dispclk;
702 args.v5.ucPpll = ATOM_DCPLL;
705 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
710 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
713 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
716 static void atombios_crtc_program_pll(struct drm_crtc *crtc,
727 struct drm_device *dev = crtc->dev;
728 struct radeon_device *rdev = dev->dev_private;
730 int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
731 union set_pixel_clock args;
733 memset(&args, 0, sizeof(args));
735 if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
743 if (clock == ATOM_DISABLE)
745 args.v1.usPixelClock = cpu_to_le16(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 = pll_id;
751 args.v1.ucCRTC = crtc_id;
752 args.v1.ucRefDivSrc = 1;
755 args.v2.usPixelClock = cpu_to_le16(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 = pll_id;
761 args.v2.ucCRTC = crtc_id;
762 args.v2.ucRefDivSrc = 1;
765 args.v3.usPixelClock = cpu_to_le16(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 = pll_id;
771 args.v3.ucMiscInfo = (pll_id << 2);
772 args.v3.ucTransmitterId = encoder_id;
773 args.v3.ucEncoderMode = encoder_mode;
776 args.v5.ucCRTC = crtc_id;
777 args.v5.usPixelClock = cpu_to_le16(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 = encoder_id;
784 args.v5.ucEncoderMode = encoder_mode;
785 args.v5.ucPpll = 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 void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
802 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
803 struct drm_device *dev = crtc->dev;
804 struct radeon_device *rdev = dev->dev_private;
805 struct drm_encoder *encoder = NULL;
806 struct radeon_encoder *radeon_encoder = NULL;
807 u32 pll_clock = mode->clock;
808 u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
809 struct radeon_pll *pll;
811 int encoder_mode = 0;
812 struct radeon_atom_ss ss;
813 bool ss_enabled = false;
815 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
816 if (encoder->crtc == crtc) {
817 radeon_encoder = to_radeon_encoder(encoder);
818 encoder_mode = atombios_get_encoder_mode(encoder);
826 switch (radeon_crtc->pll_id) {
828 pll = &rdev->clock.p1pll;
831 pll = &rdev->clock.p2pll;
834 case ATOM_PPLL_INVALID:
836 pll = &rdev->clock.dcpll;
840 if (radeon_encoder->active_device &
841 (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) {
842 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
843 struct drm_connector *connector =
844 radeon_get_connector_for_encoder(encoder);
845 struct radeon_connector *radeon_connector =
846 to_radeon_connector(connector);
847 struct radeon_connector_atom_dig *dig_connector =
848 radeon_connector->con_priv;
851 switch (encoder_mode) {
852 case ATOM_ENCODER_MODE_DP:
854 dp_clock = dig_connector->dp_clock / 10;
855 if (radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT)) {
856 if (ASIC_IS_DCE4(rdev))
858 radeon_atombios_get_asic_ss_info(rdev, &ss,
863 radeon_atombios_get_ppll_ss_info(rdev, &ss,
866 if (ASIC_IS_DCE4(rdev))
868 radeon_atombios_get_asic_ss_info(rdev, &ss,
869 ASIC_INTERNAL_SS_ON_DP,
872 if (dp_clock == 16200) {
874 radeon_atombios_get_ppll_ss_info(rdev, &ss,
878 radeon_atombios_get_ppll_ss_info(rdev, &ss,
882 radeon_atombios_get_ppll_ss_info(rdev, &ss,
887 case ATOM_ENCODER_MODE_LVDS:
888 if (ASIC_IS_DCE4(rdev))
889 ss_enabled = radeon_atombios_get_asic_ss_info(rdev, &ss,
893 ss_enabled = radeon_atombios_get_ppll_ss_info(rdev, &ss,
896 case ATOM_ENCODER_MODE_DVI:
897 if (ASIC_IS_DCE4(rdev))
899 radeon_atombios_get_asic_ss_info(rdev, &ss,
900 ASIC_INTERNAL_SS_ON_TMDS,
903 case ATOM_ENCODER_MODE_HDMI:
904 if (ASIC_IS_DCE4(rdev))
906 radeon_atombios_get_asic_ss_info(rdev, &ss,
907 ASIC_INTERNAL_SS_ON_HDMI,
915 /* adjust pixel clock as needed */
916 adjusted_clock = atombios_adjust_pll(crtc, mode, pll, ss_enabled, &ss);
918 radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
919 &ref_div, &post_div);
921 atombios_crtc_program_ss(crtc, ATOM_DISABLE, radeon_crtc->pll_id, &ss);
923 atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
924 encoder_mode, radeon_encoder->encoder_id, mode->clock,
925 ref_div, fb_div, frac_fb_div, post_div);
928 /* calculate ss amount and step size */
929 if (ASIC_IS_DCE4(rdev)) {
931 u32 amount = (((fb_div * 10) + frac_fb_div) * ss.percentage) / 10000;
932 ss.amount = (amount / 10) & ATOM_PPLL_SS_AMOUNT_V2_FBDIV_MASK;
933 ss.amount |= ((amount - (ss.amount * 10)) << ATOM_PPLL_SS_AMOUNT_V2_NFRAC_SHIFT) &
934 ATOM_PPLL_SS_AMOUNT_V2_NFRAC_MASK;
935 if (ss.type & ATOM_PPLL_SS_TYPE_V2_CENTRE_SPREAD)
936 step_size = (4 * amount * ref_div * (ss.rate * 2048)) /
937 (125 * 25 * pll->reference_freq / 100);
939 step_size = (2 * amount * ref_div * (ss.rate * 2048)) /
940 (125 * 25 * pll->reference_freq / 100);
944 atombios_crtc_program_ss(crtc, ATOM_ENABLE, radeon_crtc->pll_id, &ss);
948 static int evergreen_crtc_do_set_base(struct drm_crtc *crtc,
949 struct drm_framebuffer *fb,
950 int x, int y, int atomic)
952 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
953 struct drm_device *dev = crtc->dev;
954 struct radeon_device *rdev = dev->dev_private;
955 struct radeon_framebuffer *radeon_fb;
956 struct drm_framebuffer *target_fb;
957 struct drm_gem_object *obj;
958 struct radeon_bo *rbo;
959 uint64_t fb_location;
960 uint32_t fb_format, fb_pitch_pixels, tiling_flags;
964 if (!atomic && !crtc->fb) {
965 DRM_DEBUG_KMS("No FB bound\n");
970 radeon_fb = to_radeon_framebuffer(fb);
974 radeon_fb = to_radeon_framebuffer(crtc->fb);
975 target_fb = crtc->fb;
978 /* If atomic, assume fb object is pinned & idle & fenced and
979 * just update base pointers
981 obj = radeon_fb->obj;
982 rbo = obj->driver_private;
983 r = radeon_bo_reserve(rbo, false);
984 if (unlikely(r != 0))
988 fb_location = radeon_bo_gpu_offset(rbo);
990 r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
991 if (unlikely(r != 0)) {
992 radeon_bo_unreserve(rbo);
997 radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
998 radeon_bo_unreserve(rbo);
1000 switch (target_fb->bits_per_pixel) {
1002 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP) |
1003 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED));
1006 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
1007 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555));
1010 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
1011 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565));
1015 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) |
1016 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888));
1019 DRM_ERROR("Unsupported screen depth %d\n",
1020 target_fb->bits_per_pixel);
1024 if (tiling_flags & RADEON_TILING_MACRO)
1025 fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1);
1026 else if (tiling_flags & RADEON_TILING_MICRO)
1027 fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1);
1029 switch (radeon_crtc->crtc_id) {
1031 WREG32(AVIVO_D1VGA_CONTROL, 0);
1034 WREG32(AVIVO_D2VGA_CONTROL, 0);
1037 WREG32(EVERGREEN_D3VGA_CONTROL, 0);
1040 WREG32(EVERGREEN_D4VGA_CONTROL, 0);
1043 WREG32(EVERGREEN_D5VGA_CONTROL, 0);
1046 WREG32(EVERGREEN_D6VGA_CONTROL, 0);
1052 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
1053 upper_32_bits(fb_location));
1054 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
1055 upper_32_bits(fb_location));
1056 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1057 (u32)fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
1058 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1059 (u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
1060 WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
1062 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
1063 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
1064 WREG32(EVERGREEN_GRPH_X_START + radeon_crtc->crtc_offset, 0);
1065 WREG32(EVERGREEN_GRPH_Y_START + radeon_crtc->crtc_offset, 0);
1066 WREG32(EVERGREEN_GRPH_X_END + radeon_crtc->crtc_offset, target_fb->width);
1067 WREG32(EVERGREEN_GRPH_Y_END + radeon_crtc->crtc_offset, target_fb->height);
1069 fb_pitch_pixels = target_fb->pitch / (target_fb->bits_per_pixel / 8);
1070 WREG32(EVERGREEN_GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
1071 WREG32(EVERGREEN_GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
1073 WREG32(EVERGREEN_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
1074 crtc->mode.vdisplay);
1077 WREG32(EVERGREEN_VIEWPORT_START + radeon_crtc->crtc_offset,
1079 WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
1080 (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
1082 if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
1083 WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset,
1084 EVERGREEN_INTERLEAVE_EN);
1086 WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
1088 if (!atomic && fb && fb != crtc->fb) {
1089 radeon_fb = to_radeon_framebuffer(fb);
1090 rbo = radeon_fb->obj->driver_private;
1091 r = radeon_bo_reserve(rbo, false);
1092 if (unlikely(r != 0))
1094 radeon_bo_unpin(rbo);
1095 radeon_bo_unreserve(rbo);
1098 /* Bytes per pixel may have changed */
1099 radeon_bandwidth_update(rdev);
1104 static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
1105 struct drm_framebuffer *fb,
1106 int x, int y, int atomic)
1108 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1109 struct drm_device *dev = crtc->dev;
1110 struct radeon_device *rdev = dev->dev_private;
1111 struct radeon_framebuffer *radeon_fb;
1112 struct drm_gem_object *obj;
1113 struct radeon_bo *rbo;
1114 struct drm_framebuffer *target_fb;
1115 uint64_t fb_location;
1116 uint32_t fb_format, fb_pitch_pixels, tiling_flags;
1120 if (!atomic && !crtc->fb) {
1121 DRM_DEBUG_KMS("No FB bound\n");
1126 radeon_fb = to_radeon_framebuffer(fb);
1130 radeon_fb = to_radeon_framebuffer(crtc->fb);
1131 target_fb = crtc->fb;
1134 obj = radeon_fb->obj;
1135 rbo = obj->driver_private;
1136 r = radeon_bo_reserve(rbo, false);
1137 if (unlikely(r != 0))
1140 /* If atomic, assume fb object is pinned & idle & fenced and
1141 * just update base pointers
1144 fb_location = radeon_bo_gpu_offset(rbo);
1146 r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
1147 if (unlikely(r != 0)) {
1148 radeon_bo_unreserve(rbo);
1152 radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
1153 radeon_bo_unreserve(rbo);
1155 switch (target_fb->bits_per_pixel) {
1158 AVIVO_D1GRPH_CONTROL_DEPTH_8BPP |
1159 AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
1163 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
1164 AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555;
1168 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
1169 AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
1174 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
1175 AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
1178 DRM_ERROR("Unsupported screen depth %d\n",
1179 target_fb->bits_per_pixel);
1183 if (rdev->family >= CHIP_R600) {
1184 if (tiling_flags & RADEON_TILING_MACRO)
1185 fb_format |= R600_D1GRPH_ARRAY_MODE_2D_TILED_THIN1;
1186 else if (tiling_flags & RADEON_TILING_MICRO)
1187 fb_format |= R600_D1GRPH_ARRAY_MODE_1D_TILED_THIN1;
1189 if (tiling_flags & RADEON_TILING_MACRO)
1190 fb_format |= AVIVO_D1GRPH_MACRO_ADDRESS_MODE;
1192 if (tiling_flags & RADEON_TILING_MICRO)
1193 fb_format |= AVIVO_D1GRPH_TILED;
1196 if (radeon_crtc->crtc_id == 0)
1197 WREG32(AVIVO_D1VGA_CONTROL, 0);
1199 WREG32(AVIVO_D2VGA_CONTROL, 0);
1201 if (rdev->family >= CHIP_RV770) {
1202 if (radeon_crtc->crtc_id) {
1203 WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
1204 WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
1206 WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
1207 WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
1210 WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1212 WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
1213 radeon_crtc->crtc_offset, (u32) fb_location);
1214 WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
1216 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
1217 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
1218 WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0);
1219 WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0);
1220 WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, target_fb->width);
1221 WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, target_fb->height);
1223 fb_pitch_pixels = target_fb->pitch / (target_fb->bits_per_pixel / 8);
1224 WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
1225 WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
1227 WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
1228 crtc->mode.vdisplay);
1231 WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset,
1233 WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
1234 (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
1236 if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
1237 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
1238 AVIVO_D1MODE_INTERLEAVE_EN);
1240 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
1242 if (!atomic && fb && fb != crtc->fb) {
1243 radeon_fb = to_radeon_framebuffer(fb);
1244 rbo = radeon_fb->obj->driver_private;
1245 r = radeon_bo_reserve(rbo, false);
1246 if (unlikely(r != 0))
1248 radeon_bo_unpin(rbo);
1249 radeon_bo_unreserve(rbo);
1252 /* Bytes per pixel may have changed */
1253 radeon_bandwidth_update(rdev);
1258 int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
1259 struct drm_framebuffer *old_fb)
1261 struct drm_device *dev = crtc->dev;
1262 struct radeon_device *rdev = dev->dev_private;
1264 if (ASIC_IS_DCE4(rdev))
1265 return evergreen_crtc_do_set_base(crtc, old_fb, x, y, 0);
1266 else if (ASIC_IS_AVIVO(rdev))
1267 return avivo_crtc_do_set_base(crtc, old_fb, x, y, 0);
1269 return radeon_crtc_do_set_base(crtc, old_fb, x, y, 0);
1272 int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
1273 struct drm_framebuffer *fb,
1274 int x, int y, enum mode_set_atomic state)
1276 struct drm_device *dev = crtc->dev;
1277 struct radeon_device *rdev = dev->dev_private;
1279 if (ASIC_IS_DCE4(rdev))
1280 return evergreen_crtc_do_set_base(crtc, fb, x, y, 1);
1281 else if (ASIC_IS_AVIVO(rdev))
1282 return avivo_crtc_do_set_base(crtc, fb, x, y, 1);
1284 return radeon_crtc_do_set_base(crtc, fb, x, y, 1);
1287 /* properly set additional regs when using atombios */
1288 static void radeon_legacy_atom_fixup(struct drm_crtc *crtc)
1290 struct drm_device *dev = crtc->dev;
1291 struct radeon_device *rdev = dev->dev_private;
1292 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1293 u32 disp_merge_cntl;
1295 switch (radeon_crtc->crtc_id) {
1297 disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL);
1298 disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
1299 WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
1302 disp_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL);
1303 disp_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
1304 WREG32(RADEON_DISP2_MERGE_CNTL, disp_merge_cntl);
1305 WREG32(RADEON_FP_H2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID));
1306 WREG32(RADEON_FP_V2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID));
1311 static int radeon_atom_pick_pll(struct drm_crtc *crtc)
1313 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1314 struct drm_device *dev = crtc->dev;
1315 struct radeon_device *rdev = dev->dev_private;
1316 struct drm_encoder *test_encoder;
1317 struct drm_crtc *test_crtc;
1318 uint32_t pll_in_use = 0;
1320 if (ASIC_IS_DCE4(rdev)) {
1321 /* if crtc is driving DP and we have an ext clock, use that */
1322 list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) {
1323 if (test_encoder->crtc && (test_encoder->crtc == crtc)) {
1324 if (atombios_get_encoder_mode(test_encoder) == ATOM_ENCODER_MODE_DP) {
1325 if (rdev->clock.dp_extclk)
1326 return ATOM_PPLL_INVALID;
1331 /* otherwise, pick one of the plls */
1332 list_for_each_entry(test_crtc, &dev->mode_config.crtc_list, head) {
1333 struct radeon_crtc *radeon_test_crtc;
1335 if (crtc == test_crtc)
1338 radeon_test_crtc = to_radeon_crtc(test_crtc);
1339 if ((radeon_test_crtc->pll_id >= ATOM_PPLL1) &&
1340 (radeon_test_crtc->pll_id <= ATOM_PPLL2))
1341 pll_in_use |= (1 << radeon_test_crtc->pll_id);
1343 if (!(pll_in_use & 1))
1347 return radeon_crtc->crtc_id;
1351 int atombios_crtc_mode_set(struct drm_crtc *crtc,
1352 struct drm_display_mode *mode,
1353 struct drm_display_mode *adjusted_mode,
1354 int x, int y, struct drm_framebuffer *old_fb)
1356 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1357 struct drm_device *dev = crtc->dev;
1358 struct radeon_device *rdev = dev->dev_private;
1359 struct drm_encoder *encoder;
1360 bool is_tvcv = false;
1362 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1364 if (encoder->crtc == crtc) {
1365 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1366 if (radeon_encoder->active_device &
1367 (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
1372 /* always set DCPLL */
1373 if (ASIC_IS_DCE4(rdev)) {
1374 struct radeon_atom_ss ss;
1375 bool ss_enabled = radeon_atombios_get_asic_ss_info(rdev, &ss,
1376 ASIC_INTERNAL_SS_ON_DCPLL,
1377 rdev->clock.default_dispclk);
1379 atombios_crtc_program_ss(crtc, ATOM_DISABLE, ATOM_DCPLL, &ss);
1380 atombios_crtc_set_dcpll(crtc);
1382 atombios_crtc_program_ss(crtc, ATOM_ENABLE, ATOM_DCPLL, &ss);
1384 atombios_crtc_set_pll(crtc, adjusted_mode);
1386 if (ASIC_IS_DCE4(rdev))
1387 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1388 else if (ASIC_IS_AVIVO(rdev)) {
1390 atombios_crtc_set_timing(crtc, adjusted_mode);
1392 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1394 atombios_crtc_set_timing(crtc, adjusted_mode);
1395 if (radeon_crtc->crtc_id == 0)
1396 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1397 radeon_legacy_atom_fixup(crtc);
1399 atombios_crtc_set_base(crtc, x, y, old_fb);
1400 atombios_overscan_setup(crtc, mode, adjusted_mode);
1401 atombios_scaler_setup(crtc);
1405 static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc,
1406 struct drm_display_mode *mode,
1407 struct drm_display_mode *adjusted_mode)
1409 struct drm_device *dev = crtc->dev;
1410 struct radeon_device *rdev = dev->dev_private;
1412 /* adjust pm to upcoming mode change */
1413 radeon_pm_compute_clocks(rdev);
1415 if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
1420 static void atombios_crtc_prepare(struct drm_crtc *crtc)
1422 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1425 radeon_crtc->pll_id = radeon_atom_pick_pll(crtc);
1427 atombios_lock_crtc(crtc, ATOM_ENABLE);
1428 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
1431 static void atombios_crtc_commit(struct drm_crtc *crtc)
1433 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
1434 atombios_lock_crtc(crtc, ATOM_DISABLE);
1437 static void atombios_crtc_disable(struct drm_crtc *crtc)
1439 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1440 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
1442 switch (radeon_crtc->pll_id) {
1445 /* disable the ppll */
1446 atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
1447 0, 0, ATOM_DISABLE, 0, 0, 0, 0);
1452 radeon_crtc->pll_id = -1;
1455 static const struct drm_crtc_helper_funcs atombios_helper_funcs = {
1456 .dpms = atombios_crtc_dpms,
1457 .mode_fixup = atombios_crtc_mode_fixup,
1458 .mode_set = atombios_crtc_mode_set,
1459 .mode_set_base = atombios_crtc_set_base,
1460 .mode_set_base_atomic = atombios_crtc_set_base_atomic,
1461 .prepare = atombios_crtc_prepare,
1462 .commit = atombios_crtc_commit,
1463 .load_lut = radeon_crtc_load_lut,
1464 .disable = atombios_crtc_disable,
1467 void radeon_atombios_init_crtc(struct drm_device *dev,
1468 struct radeon_crtc *radeon_crtc)
1470 struct radeon_device *rdev = dev->dev_private;
1472 if (ASIC_IS_DCE4(rdev)) {
1473 switch (radeon_crtc->crtc_id) {
1476 radeon_crtc->crtc_offset = EVERGREEN_CRTC0_REGISTER_OFFSET;
1479 radeon_crtc->crtc_offset = EVERGREEN_CRTC1_REGISTER_OFFSET;
1482 radeon_crtc->crtc_offset = EVERGREEN_CRTC2_REGISTER_OFFSET;
1485 radeon_crtc->crtc_offset = EVERGREEN_CRTC3_REGISTER_OFFSET;
1488 radeon_crtc->crtc_offset = EVERGREEN_CRTC4_REGISTER_OFFSET;
1491 radeon_crtc->crtc_offset = EVERGREEN_CRTC5_REGISTER_OFFSET;
1495 if (radeon_crtc->crtc_id == 1)
1496 radeon_crtc->crtc_offset =
1497 AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL;
1499 radeon_crtc->crtc_offset = 0;
1501 radeon_crtc->pll_id = -1;
1502 drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs);