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 "radeon_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 atombios_enable_crtc(crtc, 1);
249 if (ASIC_IS_DCE3(rdev))
250 atombios_enable_crtc_memreq(crtc, 1);
251 atombios_blank_crtc(crtc, 0);
252 drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
253 radeon_crtc_load_lut(crtc);
255 case DRM_MODE_DPMS_STANDBY:
256 case DRM_MODE_DPMS_SUSPEND:
257 case DRM_MODE_DPMS_OFF:
258 drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
259 atombios_blank_crtc(crtc, 1);
260 if (ASIC_IS_DCE3(rdev))
261 atombios_enable_crtc_memreq(crtc, 0);
262 atombios_enable_crtc(crtc, 0);
268 atombios_set_crtc_dtd_timing(struct drm_crtc *crtc,
269 struct drm_display_mode *mode)
271 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
272 struct drm_device *dev = crtc->dev;
273 struct radeon_device *rdev = dev->dev_private;
274 SET_CRTC_USING_DTD_TIMING_PARAMETERS args;
275 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming);
278 memset(&args, 0, sizeof(args));
279 args.usH_Size = cpu_to_le16(mode->crtc_hdisplay);
280 args.usH_Blanking_Time =
281 cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay);
282 args.usV_Size = cpu_to_le16(mode->crtc_vdisplay);
283 args.usV_Blanking_Time =
284 cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay);
285 args.usH_SyncOffset =
286 cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay);
288 cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
289 args.usV_SyncOffset =
290 cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay);
292 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
293 /*args.ucH_Border = mode->hborder;*/
294 /*args.ucV_Border = mode->vborder;*/
296 if (mode->flags & DRM_MODE_FLAG_NVSYNC)
297 misc |= ATOM_VSYNC_POLARITY;
298 if (mode->flags & DRM_MODE_FLAG_NHSYNC)
299 misc |= ATOM_HSYNC_POLARITY;
300 if (mode->flags & DRM_MODE_FLAG_CSYNC)
301 misc |= ATOM_COMPOSITESYNC;
302 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
303 misc |= ATOM_INTERLACE;
304 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
305 misc |= ATOM_DOUBLE_CLOCK_MODE;
307 args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
308 args.ucCRTC = radeon_crtc->crtc_id;
310 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
313 static void atombios_crtc_set_timing(struct drm_crtc *crtc,
314 struct drm_display_mode *mode)
316 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
317 struct drm_device *dev = crtc->dev;
318 struct radeon_device *rdev = dev->dev_private;
319 SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION args;
320 int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing);
323 memset(&args, 0, sizeof(args));
324 args.usH_Total = cpu_to_le16(mode->crtc_htotal);
325 args.usH_Disp = cpu_to_le16(mode->crtc_hdisplay);
326 args.usH_SyncStart = cpu_to_le16(mode->crtc_hsync_start);
328 cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
329 args.usV_Total = cpu_to_le16(mode->crtc_vtotal);
330 args.usV_Disp = cpu_to_le16(mode->crtc_vdisplay);
331 args.usV_SyncStart = cpu_to_le16(mode->crtc_vsync_start);
333 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
335 if (mode->flags & DRM_MODE_FLAG_NVSYNC)
336 misc |= ATOM_VSYNC_POLARITY;
337 if (mode->flags & DRM_MODE_FLAG_NHSYNC)
338 misc |= ATOM_HSYNC_POLARITY;
339 if (mode->flags & DRM_MODE_FLAG_CSYNC)
340 misc |= ATOM_COMPOSITESYNC;
341 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
342 misc |= ATOM_INTERLACE;
343 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
344 misc |= ATOM_DOUBLE_CLOCK_MODE;
346 args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
347 args.ucCRTC = radeon_crtc->crtc_id;
349 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
352 static void atombios_set_ss(struct drm_crtc *crtc, int enable)
354 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
355 struct drm_device *dev = crtc->dev;
356 struct radeon_device *rdev = dev->dev_private;
357 struct drm_encoder *encoder = NULL;
358 struct radeon_encoder *radeon_encoder = NULL;
359 struct radeon_encoder_atom_dig *dig = NULL;
360 int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL);
361 ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION args;
362 ENABLE_LVDS_SS_PARAMETERS legacy_args;
363 uint16_t percentage = 0;
364 uint8_t type = 0, step = 0, delay = 0, range = 0;
366 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
367 if (encoder->crtc == crtc) {
368 radeon_encoder = to_radeon_encoder(encoder);
369 /* only enable spread spectrum on LVDS */
370 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
371 dig = radeon_encoder->enc_priv;
372 if (dig && dig->ss) {
373 percentage = dig->ss->percentage;
374 type = dig->ss->type;
375 step = dig->ss->step;
376 delay = dig->ss->delay;
377 range = dig->ss->range;
389 if (ASIC_IS_AVIVO(rdev)) {
390 memset(&args, 0, sizeof(args));
391 args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
392 args.ucSpreadSpectrumType = type;
393 args.ucSpreadSpectrumStep = step;
394 args.ucSpreadSpectrumDelay = delay;
395 args.ucSpreadSpectrumRange = range;
396 args.ucPpll = radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
397 args.ucEnable = enable;
398 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
400 memset(&legacy_args, 0, sizeof(legacy_args));
401 legacy_args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
402 legacy_args.ucSpreadSpectrumType = type;
403 legacy_args.ucSpreadSpectrumStepSize_Delay = (step & 3) << 2;
404 legacy_args.ucSpreadSpectrumStepSize_Delay |= (delay & 7) << 4;
405 legacy_args.ucEnable = enable;
406 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&legacy_args);
410 union adjust_pixel_clock {
411 ADJUST_DISPLAY_PLL_PS_ALLOCATION v1;
414 static u32 atombios_adjust_pll(struct drm_crtc *crtc,
415 struct drm_display_mode *mode,
416 struct radeon_pll *pll)
418 struct drm_device *dev = crtc->dev;
419 struct radeon_device *rdev = dev->dev_private;
420 struct drm_encoder *encoder = NULL;
421 struct radeon_encoder *radeon_encoder = NULL;
422 u32 adjusted_clock = mode->clock;
424 /* reset the pll flags */
427 /* select the PLL algo */
428 if (ASIC_IS_AVIVO(rdev)) {
430 pll->algo = PLL_ALGO_AVIVO;
432 pll->algo = PLL_ALGO_LEGACY;
434 pll->algo = PLL_ALGO_LEGACY;
436 if (ASIC_IS_AVIVO(rdev)) {
437 if ((rdev->family == CHIP_RS600) ||
438 (rdev->family == CHIP_RS690) ||
439 (rdev->family == CHIP_RS740))
440 pll->flags |= (RADEON_PLL_USE_FRAC_FB_DIV |
441 RADEON_PLL_PREFER_CLOSEST_LOWER);
443 if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */
444 pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
446 pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
448 pll->flags |= RADEON_PLL_LEGACY;
450 if (mode->clock > 200000) /* range limits??? */
451 pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
453 pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
457 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
458 if (encoder->crtc == crtc) {
459 radeon_encoder = to_radeon_encoder(encoder);
460 if (ASIC_IS_AVIVO(rdev)) {
461 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
462 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)
463 adjusted_clock = mode->clock * 2;
464 /* LVDS PLL quirks */
465 if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS) {
466 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
467 pll->algo = dig->pll_algo;
470 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
471 pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
472 if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS)
473 pll->flags |= RADEON_PLL_USE_REF_DIV;
479 /* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
480 * accordingly based on the encoder/transmitter to work around
481 * special hw requirements.
483 if (ASIC_IS_DCE3(rdev)) {
484 union adjust_pixel_clock args;
485 struct radeon_encoder_atom_dig *dig;
489 if (!radeon_encoder->enc_priv)
490 return adjusted_clock;
491 dig = radeon_encoder->enc_priv;
493 index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
494 atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
497 memset(&args, 0, sizeof(args));
504 args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
505 args.v1.ucTransmitterID = radeon_encoder->encoder_id;
506 args.v1.ucEncodeMode = atombios_get_encoder_mode(encoder);
508 atom_execute_table(rdev->mode_info.atom_context,
509 index, (uint32_t *)&args);
510 adjusted_clock = le16_to_cpu(args.v1.usPixelClock) * 10;
513 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
514 return adjusted_clock;
518 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
519 return adjusted_clock;
522 return adjusted_clock;
525 union set_pixel_clock {
526 SET_PIXEL_CLOCK_PS_ALLOCATION base;
527 PIXEL_CLOCK_PARAMETERS v1;
528 PIXEL_CLOCK_PARAMETERS_V2 v2;
529 PIXEL_CLOCK_PARAMETERS_V3 v3;
532 void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
534 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
535 struct drm_device *dev = crtc->dev;
536 struct radeon_device *rdev = dev->dev_private;
537 struct drm_encoder *encoder = NULL;
538 struct radeon_encoder *radeon_encoder = NULL;
541 union set_pixel_clock args;
542 u32 pll_clock = mode->clock;
543 u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
544 struct radeon_pll *pll;
547 memset(&args, 0, sizeof(args));
549 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
550 if (encoder->crtc == crtc) {
551 radeon_encoder = to_radeon_encoder(encoder);
559 if (radeon_crtc->crtc_id == 0)
560 pll = &rdev->clock.p1pll;
562 pll = &rdev->clock.p2pll;
564 /* adjust pixel clock as needed */
565 adjusted_clock = atombios_adjust_pll(crtc, mode, pll);
567 radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
568 &ref_div, &post_div);
570 index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
571 atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
578 args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
579 args.v1.usRefDiv = cpu_to_le16(ref_div);
580 args.v1.usFbDiv = cpu_to_le16(fb_div);
581 args.v1.ucFracFbDiv = frac_fb_div;
582 args.v1.ucPostDiv = post_div;
584 radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
585 args.v1.ucCRTC = radeon_crtc->crtc_id;
586 args.v1.ucRefDivSrc = 1;
589 args.v2.usPixelClock = cpu_to_le16(mode->clock / 10);
590 args.v2.usRefDiv = cpu_to_le16(ref_div);
591 args.v2.usFbDiv = cpu_to_le16(fb_div);
592 args.v2.ucFracFbDiv = frac_fb_div;
593 args.v2.ucPostDiv = post_div;
595 radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
596 args.v2.ucCRTC = radeon_crtc->crtc_id;
597 args.v2.ucRefDivSrc = 1;
600 args.v3.usPixelClock = cpu_to_le16(mode->clock / 10);
601 args.v3.usRefDiv = cpu_to_le16(ref_div);
602 args.v3.usFbDiv = cpu_to_le16(fb_div);
603 args.v3.ucFracFbDiv = frac_fb_div;
604 args.v3.ucPostDiv = post_div;
606 radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
607 args.v3.ucMiscInfo = (radeon_crtc->crtc_id << 2);
608 args.v3.ucTransmitterId = radeon_encoder->encoder_id;
609 args.v3.ucEncoderMode =
610 atombios_get_encoder_mode(encoder);
613 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
618 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
622 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
625 static int avivo_crtc_set_base(struct drm_crtc *crtc, int x, int y,
626 struct drm_framebuffer *old_fb)
628 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
629 struct drm_device *dev = crtc->dev;
630 struct radeon_device *rdev = dev->dev_private;
631 struct radeon_framebuffer *radeon_fb;
632 struct drm_gem_object *obj;
633 struct radeon_bo *rbo;
634 uint64_t fb_location;
635 uint32_t fb_format, fb_pitch_pixels, tiling_flags;
640 DRM_DEBUG("No FB bound\n");
644 radeon_fb = to_radeon_framebuffer(crtc->fb);
646 /* Pin framebuffer & get tilling informations */
647 obj = radeon_fb->obj;
648 rbo = obj->driver_private;
649 r = radeon_bo_reserve(rbo, false);
650 if (unlikely(r != 0))
652 r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
653 if (unlikely(r != 0)) {
654 radeon_bo_unreserve(rbo);
657 radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
658 radeon_bo_unreserve(rbo);
660 switch (crtc->fb->bits_per_pixel) {
663 AVIVO_D1GRPH_CONTROL_DEPTH_8BPP |
664 AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
668 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
669 AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555;
673 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
674 AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
679 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
680 AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
683 DRM_ERROR("Unsupported screen depth %d\n",
684 crtc->fb->bits_per_pixel);
688 if (tiling_flags & RADEON_TILING_MACRO)
689 fb_format |= AVIVO_D1GRPH_MACRO_ADDRESS_MODE;
691 if (tiling_flags & RADEON_TILING_MICRO)
692 fb_format |= AVIVO_D1GRPH_TILED;
694 if (radeon_crtc->crtc_id == 0)
695 WREG32(AVIVO_D1VGA_CONTROL, 0);
697 WREG32(AVIVO_D2VGA_CONTROL, 0);
699 if (rdev->family >= CHIP_RV770) {
700 if (radeon_crtc->crtc_id) {
701 WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
702 WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
704 WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
705 WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
708 WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
710 WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
711 radeon_crtc->crtc_offset, (u32) fb_location);
712 WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
714 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
715 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
716 WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0);
717 WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0);
718 WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width);
719 WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height);
721 fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8);
722 WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
723 WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
725 WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
726 crtc->mode.vdisplay);
729 WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset,
731 WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
732 (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
734 if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
735 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
736 AVIVO_D1MODE_INTERLEAVE_EN);
738 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
740 if (old_fb && old_fb != crtc->fb) {
741 radeon_fb = to_radeon_framebuffer(old_fb);
742 rbo = radeon_fb->obj->driver_private;
743 r = radeon_bo_reserve(rbo, false);
744 if (unlikely(r != 0))
746 radeon_bo_unpin(rbo);
747 radeon_bo_unreserve(rbo);
750 /* Bytes per pixel may have changed */
751 radeon_bandwidth_update(rdev);
756 int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
757 struct drm_framebuffer *old_fb)
759 struct drm_device *dev = crtc->dev;
760 struct radeon_device *rdev = dev->dev_private;
762 if (ASIC_IS_AVIVO(rdev))
763 return avivo_crtc_set_base(crtc, x, y, old_fb);
765 return radeon_crtc_set_base(crtc, x, y, old_fb);
768 /* properly set additional regs when using atombios */
769 static void radeon_legacy_atom_fixup(struct drm_crtc *crtc)
771 struct drm_device *dev = crtc->dev;
772 struct radeon_device *rdev = dev->dev_private;
773 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
776 switch (radeon_crtc->crtc_id) {
778 disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL);
779 disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
780 WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
783 disp_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL);
784 disp_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
785 WREG32(RADEON_DISP2_MERGE_CNTL, disp_merge_cntl);
786 WREG32(RADEON_FP_H2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID));
787 WREG32(RADEON_FP_V2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID));
792 int atombios_crtc_mode_set(struct drm_crtc *crtc,
793 struct drm_display_mode *mode,
794 struct drm_display_mode *adjusted_mode,
795 int x, int y, struct drm_framebuffer *old_fb)
797 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
798 struct drm_device *dev = crtc->dev;
799 struct radeon_device *rdev = dev->dev_private;
801 /* TODO color tiling */
803 atombios_set_ss(crtc, 0);
804 atombios_crtc_set_pll(crtc, adjusted_mode);
805 atombios_set_ss(crtc, 1);
806 atombios_crtc_set_timing(crtc, adjusted_mode);
808 if (ASIC_IS_AVIVO(rdev))
809 atombios_crtc_set_base(crtc, x, y, old_fb);
811 if (radeon_crtc->crtc_id == 0)
812 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
813 atombios_crtc_set_base(crtc, x, y, old_fb);
814 radeon_legacy_atom_fixup(crtc);
816 atombios_overscan_setup(crtc, mode, adjusted_mode);
817 atombios_scaler_setup(crtc);
821 static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc,
822 struct drm_display_mode *mode,
823 struct drm_display_mode *adjusted_mode)
825 if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
830 static void atombios_crtc_prepare(struct drm_crtc *crtc)
832 atombios_lock_crtc(crtc, 1);
833 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
836 static void atombios_crtc_commit(struct drm_crtc *crtc)
838 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
839 atombios_lock_crtc(crtc, 0);
842 static const struct drm_crtc_helper_funcs atombios_helper_funcs = {
843 .dpms = atombios_crtc_dpms,
844 .mode_fixup = atombios_crtc_mode_fixup,
845 .mode_set = atombios_crtc_mode_set,
846 .mode_set_base = atombios_crtc_set_base,
847 .prepare = atombios_crtc_prepare,
848 .commit = atombios_crtc_commit,
849 .load_lut = radeon_crtc_load_lut,
852 void radeon_atombios_init_crtc(struct drm_device *dev,
853 struct radeon_crtc *radeon_crtc)
855 if (radeon_crtc->crtc_id == 1)
856 radeon_crtc->crtc_offset =
857 AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL;
858 drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs);