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;
246 case DRM_MODE_DPMS_ON:
247 atombios_enable_crtc(crtc, 1);
248 if (ASIC_IS_DCE3(rdev))
249 atombios_enable_crtc_memreq(crtc, 1);
250 atombios_blank_crtc(crtc, 0);
252 case DRM_MODE_DPMS_STANDBY:
253 case DRM_MODE_DPMS_SUSPEND:
254 case DRM_MODE_DPMS_OFF:
255 atombios_blank_crtc(crtc, 1);
256 if (ASIC_IS_DCE3(rdev))
257 atombios_enable_crtc_memreq(crtc, 0);
258 atombios_enable_crtc(crtc, 0);
262 if (mode != DRM_MODE_DPMS_OFF) {
263 radeon_crtc_load_lut(crtc);
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 printk("executing set crtc dtd timing\n");
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 if (mode->flags & DRM_MODE_FLAG_NVSYNC)
337 misc |= ATOM_VSYNC_POLARITY;
338 if (mode->flags & DRM_MODE_FLAG_NHSYNC)
339 misc |= ATOM_HSYNC_POLARITY;
340 if (mode->flags & DRM_MODE_FLAG_CSYNC)
341 misc |= ATOM_COMPOSITESYNC;
342 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
343 misc |= ATOM_INTERLACE;
344 if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
345 misc |= ATOM_DOUBLE_CLOCK_MODE;
347 args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
348 args.ucCRTC = radeon_crtc->crtc_id;
350 printk("executing set crtc timing\n");
351 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
354 static void atombios_set_ss(struct drm_crtc *crtc, int enable)
356 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
357 struct drm_device *dev = crtc->dev;
358 struct radeon_device *rdev = dev->dev_private;
359 struct drm_encoder *encoder = NULL;
360 struct radeon_encoder *radeon_encoder = NULL;
361 struct radeon_encoder_atom_dig *dig = NULL;
362 int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL);
363 ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION args;
364 ENABLE_LVDS_SS_PARAMETERS legacy_args;
365 uint16_t percentage = 0;
366 uint8_t type = 0, step = 0, delay = 0, range = 0;
368 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
369 if (encoder->crtc == crtc) {
370 radeon_encoder = to_radeon_encoder(encoder);
371 /* only enable spread spectrum on LVDS */
372 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
373 dig = radeon_encoder->enc_priv;
374 if (dig && dig->ss) {
375 percentage = dig->ss->percentage;
376 type = dig->ss->type;
377 step = dig->ss->step;
378 delay = dig->ss->delay;
379 range = dig->ss->range;
391 if (ASIC_IS_AVIVO(rdev)) {
392 memset(&args, 0, sizeof(args));
393 args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
394 args.ucSpreadSpectrumType = type;
395 args.ucSpreadSpectrumStep = step;
396 args.ucSpreadSpectrumDelay = delay;
397 args.ucSpreadSpectrumRange = range;
398 args.ucPpll = radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
399 args.ucEnable = enable;
400 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
402 memset(&legacy_args, 0, sizeof(legacy_args));
403 legacy_args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
404 legacy_args.ucSpreadSpectrumType = type;
405 legacy_args.ucSpreadSpectrumStepSize_Delay = (step & 3) << 2;
406 legacy_args.ucSpreadSpectrumStepSize_Delay |= (delay & 7) << 4;
407 legacy_args.ucEnable = enable;
408 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&legacy_args);
412 void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
414 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
415 struct drm_device *dev = crtc->dev;
416 struct radeon_device *rdev = dev->dev_private;
417 struct drm_encoder *encoder = NULL;
418 struct radeon_encoder *radeon_encoder = NULL;
421 SET_PIXEL_CLOCK_PS_ALLOCATION args;
422 PIXEL_CLOCK_PARAMETERS *spc1_ptr;
423 PIXEL_CLOCK_PARAMETERS_V2 *spc2_ptr;
424 PIXEL_CLOCK_PARAMETERS_V3 *spc3_ptr;
425 uint32_t pll_clock = mode->clock;
426 uint32_t adjusted_clock;
427 uint32_t ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
428 struct radeon_pll *pll;
431 memset(&args, 0, sizeof(args));
433 if (ASIC_IS_AVIVO(rdev)) {
434 if ((rdev->family == CHIP_RS600) ||
435 (rdev->family == CHIP_RS690) ||
436 (rdev->family == CHIP_RS740))
437 pll_flags |= (RADEON_PLL_USE_FRAC_FB_DIV |
438 RADEON_PLL_PREFER_CLOSEST_LOWER);
440 if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */
441 pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
443 pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
445 pll_flags |= RADEON_PLL_LEGACY;
447 if (mode->clock > 200000) /* range limits??? */
448 pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
450 pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
454 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
455 if (encoder->crtc == crtc) {
456 if (!ASIC_IS_AVIVO(rdev)) {
457 if (encoder->encoder_type !=
458 DRM_MODE_ENCODER_DAC)
459 pll_flags |= RADEON_PLL_NO_ODD_POST_DIV;
460 if (!ASIC_IS_AVIVO(rdev)
461 && (encoder->encoder_type ==
462 DRM_MODE_ENCODER_LVDS))
463 pll_flags |= RADEON_PLL_USE_REF_DIV;
465 radeon_encoder = to_radeon_encoder(encoder);
470 /* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
471 * accordingly based on the encoder/transmitter to work around
472 * special hw requirements.
474 if (ASIC_IS_DCE3(rdev)) {
475 ADJUST_DISPLAY_PLL_PS_ALLOCATION adjust_pll_args;
480 memset(&adjust_pll_args, 0, sizeof(adjust_pll_args));
481 adjust_pll_args.usPixelClock = cpu_to_le16(mode->clock / 10);
482 adjust_pll_args.ucTransmitterID = radeon_encoder->encoder_id;
483 adjust_pll_args.ucEncodeMode = atombios_get_encoder_mode(encoder);
485 index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
486 atom_execute_table(rdev->mode_info.atom_context,
487 index, (uint32_t *)&adjust_pll_args);
488 adjusted_clock = le16_to_cpu(adjust_pll_args.usPixelClock) * 10;
490 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
491 if (ASIC_IS_AVIVO(rdev) &&
492 (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
493 adjusted_clock = mode->clock * 2;
495 adjusted_clock = mode->clock;
498 if (radeon_crtc->crtc_id == 0)
499 pll = &rdev->clock.p1pll;
501 pll = &rdev->clock.p2pll;
503 radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
504 &ref_div, &post_div, pll_flags);
506 index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
507 atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
514 spc1_ptr = (PIXEL_CLOCK_PARAMETERS *) & args.sPCLKInput;
515 spc1_ptr->usPixelClock = cpu_to_le16(mode->clock / 10);
516 spc1_ptr->usRefDiv = cpu_to_le16(ref_div);
517 spc1_ptr->usFbDiv = cpu_to_le16(fb_div);
518 spc1_ptr->ucFracFbDiv = frac_fb_div;
519 spc1_ptr->ucPostDiv = post_div;
521 radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
522 spc1_ptr->ucCRTC = radeon_crtc->crtc_id;
523 spc1_ptr->ucRefDivSrc = 1;
527 (PIXEL_CLOCK_PARAMETERS_V2 *) & args.sPCLKInput;
528 spc2_ptr->usPixelClock = cpu_to_le16(mode->clock / 10);
529 spc2_ptr->usRefDiv = cpu_to_le16(ref_div);
530 spc2_ptr->usFbDiv = cpu_to_le16(fb_div);
531 spc2_ptr->ucFracFbDiv = frac_fb_div;
532 spc2_ptr->ucPostDiv = post_div;
534 radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
535 spc2_ptr->ucCRTC = radeon_crtc->crtc_id;
536 spc2_ptr->ucRefDivSrc = 1;
542 (PIXEL_CLOCK_PARAMETERS_V3 *) & args.sPCLKInput;
543 spc3_ptr->usPixelClock = cpu_to_le16(mode->clock / 10);
544 spc3_ptr->usRefDiv = cpu_to_le16(ref_div);
545 spc3_ptr->usFbDiv = cpu_to_le16(fb_div);
546 spc3_ptr->ucFracFbDiv = frac_fb_div;
547 spc3_ptr->ucPostDiv = post_div;
549 radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
550 spc3_ptr->ucMiscInfo = (radeon_crtc->crtc_id << 2);
551 spc3_ptr->ucTransmitterId = radeon_encoder->encoder_id;
552 spc3_ptr->ucEncoderMode =
553 atombios_get_encoder_mode(encoder);
556 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
561 DRM_ERROR("Unknown table version %d %d\n", frev, crev);
565 printk("executing set pll\n");
566 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
569 int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
570 struct drm_framebuffer *old_fb)
572 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
573 struct drm_device *dev = crtc->dev;
574 struct radeon_device *rdev = dev->dev_private;
575 struct radeon_framebuffer *radeon_fb;
576 struct drm_gem_object *obj;
577 struct drm_radeon_gem_object *obj_priv;
578 uint64_t fb_location;
579 uint32_t fb_format, fb_pitch_pixels, tiling_flags;
584 radeon_fb = to_radeon_framebuffer(crtc->fb);
586 obj = radeon_fb->obj;
587 obj_priv = obj->driver_private;
589 if (radeon_gem_object_pin(obj, RADEON_GEM_DOMAIN_VRAM, &fb_location)) {
593 switch (crtc->fb->bits_per_pixel) {
596 AVIVO_D1GRPH_CONTROL_DEPTH_8BPP |
597 AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
601 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
602 AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555;
606 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
607 AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
612 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
613 AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
616 DRM_ERROR("Unsupported screen depth %d\n",
617 crtc->fb->bits_per_pixel);
621 radeon_object_get_tiling_flags(obj->driver_private,
622 &tiling_flags, NULL);
623 if (tiling_flags & RADEON_TILING_MACRO)
624 fb_format |= AVIVO_D1GRPH_MACRO_ADDRESS_MODE;
626 if (tiling_flags & RADEON_TILING_MICRO)
627 fb_format |= AVIVO_D1GRPH_TILED;
629 if (radeon_crtc->crtc_id == 0)
630 WREG32(AVIVO_D1VGA_CONTROL, 0);
632 WREG32(AVIVO_D2VGA_CONTROL, 0);
634 if (rdev->family >= CHIP_RV770) {
635 if (radeon_crtc->crtc_id) {
636 WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
637 WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
639 WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
640 WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
643 WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
645 WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
646 radeon_crtc->crtc_offset, (u32) fb_location);
647 WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
649 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
650 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
651 WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0);
652 WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0);
653 WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width);
654 WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height);
656 fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8);
657 WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
658 WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
660 WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
661 crtc->mode.vdisplay);
664 WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset,
666 WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
667 (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
669 if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
670 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
671 AVIVO_D1MODE_INTERLEAVE_EN);
673 WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
675 if (old_fb && old_fb != crtc->fb) {
676 radeon_fb = to_radeon_framebuffer(old_fb);
677 radeon_gem_object_unpin(radeon_fb->obj);
680 /* Bytes per pixel may have changed */
681 radeon_bandwidth_update(rdev);
686 int atombios_crtc_mode_set(struct drm_crtc *crtc,
687 struct drm_display_mode *mode,
688 struct drm_display_mode *adjusted_mode,
689 int x, int y, struct drm_framebuffer *old_fb)
691 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
692 struct drm_device *dev = crtc->dev;
693 struct radeon_device *rdev = dev->dev_private;
695 /* TODO color tiling */
697 atombios_set_ss(crtc, 0);
698 atombios_crtc_set_pll(crtc, adjusted_mode);
699 atombios_set_ss(crtc, 1);
700 atombios_crtc_set_timing(crtc, adjusted_mode);
702 if (ASIC_IS_AVIVO(rdev))
703 atombios_crtc_set_base(crtc, x, y, old_fb);
705 if (radeon_crtc->crtc_id == 0)
706 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
707 radeon_crtc_set_base(crtc, x, y, old_fb);
708 radeon_legacy_atom_set_surface(crtc);
710 atombios_overscan_setup(crtc, mode, adjusted_mode);
711 atombios_scaler_setup(crtc);
715 static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc,
716 struct drm_display_mode *mode,
717 struct drm_display_mode *adjusted_mode)
719 if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
724 static void atombios_crtc_prepare(struct drm_crtc *crtc)
726 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
727 atombios_lock_crtc(crtc, 1);
730 static void atombios_crtc_commit(struct drm_crtc *crtc)
732 atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
733 atombios_lock_crtc(crtc, 0);
736 static const struct drm_crtc_helper_funcs atombios_helper_funcs = {
737 .dpms = atombios_crtc_dpms,
738 .mode_fixup = atombios_crtc_mode_fixup,
739 .mode_set = atombios_crtc_mode_set,
740 .mode_set_base = atombios_crtc_set_base,
741 .prepare = atombios_crtc_prepare,
742 .commit = atombios_crtc_commit,
743 .load_lut = radeon_crtc_load_lut,
746 void radeon_atombios_init_crtc(struct drm_device *dev,
747 struct radeon_crtc *radeon_crtc)
749 if (radeon_crtc->crtc_id == 1)
750 radeon_crtc->crtc_offset =
751 AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL;
752 drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs);