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
26 * $FreeBSD: head/sys/dev/drm2/radeon/radeon_display.c 254885 2013-08-25 19:37:15Z dumbbell $
30 #include <uapi_drm/radeon_drm.h>
35 #include <drm/drm_crtc_helper.h>
36 #include <drm/drm_edid.h>
38 static void avivo_crtc_load_lut(struct drm_crtc *crtc)
40 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
41 struct drm_device *dev = crtc->dev;
42 struct radeon_device *rdev = dev->dev_private;
45 DRM_DEBUG_KMS("%d\n", radeon_crtc->crtc_id);
46 WREG32(AVIVO_DC_LUTA_CONTROL + radeon_crtc->crtc_offset, 0);
48 WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
49 WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
50 WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
52 WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff);
53 WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff);
54 WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff);
56 WREG32(AVIVO_DC_LUT_RW_SELECT, radeon_crtc->crtc_id);
57 WREG32(AVIVO_DC_LUT_RW_MODE, 0);
58 WREG32(AVIVO_DC_LUT_WRITE_EN_MASK, 0x0000003f);
60 WREG8(AVIVO_DC_LUT_RW_INDEX, 0);
61 for (i = 0; i < 256; i++) {
62 WREG32(AVIVO_DC_LUT_30_COLOR,
63 (radeon_crtc->lut_r[i] << 20) |
64 (radeon_crtc->lut_g[i] << 10) |
65 (radeon_crtc->lut_b[i] << 0));
68 WREG32(AVIVO_D1GRPH_LUT_SEL + radeon_crtc->crtc_offset, radeon_crtc->crtc_id);
71 static void dce4_crtc_load_lut(struct drm_crtc *crtc)
73 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
74 struct drm_device *dev = crtc->dev;
75 struct radeon_device *rdev = dev->dev_private;
78 DRM_DEBUG_KMS("%d\n", radeon_crtc->crtc_id);
79 WREG32(EVERGREEN_DC_LUT_CONTROL + radeon_crtc->crtc_offset, 0);
81 WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
82 WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
83 WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
85 WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff);
86 WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff);
87 WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff);
89 WREG32(EVERGREEN_DC_LUT_RW_MODE + radeon_crtc->crtc_offset, 0);
90 WREG32(EVERGREEN_DC_LUT_WRITE_EN_MASK + radeon_crtc->crtc_offset, 0x00000007);
92 WREG32(EVERGREEN_DC_LUT_RW_INDEX + radeon_crtc->crtc_offset, 0);
93 for (i = 0; i < 256; i++) {
94 WREG32(EVERGREEN_DC_LUT_30_COLOR + radeon_crtc->crtc_offset,
95 (radeon_crtc->lut_r[i] << 20) |
96 (radeon_crtc->lut_g[i] << 10) |
97 (radeon_crtc->lut_b[i] << 0));
101 static void dce5_crtc_load_lut(struct drm_crtc *crtc)
103 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
104 struct drm_device *dev = crtc->dev;
105 struct radeon_device *rdev = dev->dev_private;
108 DRM_DEBUG_KMS("%d\n", radeon_crtc->crtc_id);
110 WREG32(NI_INPUT_CSC_CONTROL + radeon_crtc->crtc_offset,
111 (NI_INPUT_CSC_GRPH_MODE(NI_INPUT_CSC_BYPASS) |
112 NI_INPUT_CSC_OVL_MODE(NI_INPUT_CSC_BYPASS)));
113 WREG32(NI_PRESCALE_GRPH_CONTROL + radeon_crtc->crtc_offset,
114 NI_GRPH_PRESCALE_BYPASS);
115 WREG32(NI_PRESCALE_OVL_CONTROL + radeon_crtc->crtc_offset,
116 NI_OVL_PRESCALE_BYPASS);
117 WREG32(NI_INPUT_GAMMA_CONTROL + radeon_crtc->crtc_offset,
118 (NI_GRPH_INPUT_GAMMA_MODE(NI_INPUT_GAMMA_USE_LUT) |
119 NI_OVL_INPUT_GAMMA_MODE(NI_INPUT_GAMMA_USE_LUT)));
121 WREG32(EVERGREEN_DC_LUT_CONTROL + radeon_crtc->crtc_offset, 0);
123 WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
124 WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
125 WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
127 WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff);
128 WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff);
129 WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff);
131 WREG32(EVERGREEN_DC_LUT_RW_MODE + radeon_crtc->crtc_offset, 0);
132 WREG32(EVERGREEN_DC_LUT_WRITE_EN_MASK + radeon_crtc->crtc_offset, 0x00000007);
134 WREG32(EVERGREEN_DC_LUT_RW_INDEX + radeon_crtc->crtc_offset, 0);
135 for (i = 0; i < 256; i++) {
136 WREG32(EVERGREEN_DC_LUT_30_COLOR + radeon_crtc->crtc_offset,
137 (radeon_crtc->lut_r[i] << 20) |
138 (radeon_crtc->lut_g[i] << 10) |
139 (radeon_crtc->lut_b[i] << 0));
142 WREG32(NI_DEGAMMA_CONTROL + radeon_crtc->crtc_offset,
143 (NI_GRPH_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) |
144 NI_OVL_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) |
145 NI_ICON_DEGAMMA_MODE(NI_DEGAMMA_BYPASS) |
146 NI_CURSOR_DEGAMMA_MODE(NI_DEGAMMA_BYPASS)));
147 WREG32(NI_GAMUT_REMAP_CONTROL + radeon_crtc->crtc_offset,
148 (NI_GRPH_GAMUT_REMAP_MODE(NI_GAMUT_REMAP_BYPASS) |
149 NI_OVL_GAMUT_REMAP_MODE(NI_GAMUT_REMAP_BYPASS)));
150 WREG32(NI_REGAMMA_CONTROL + radeon_crtc->crtc_offset,
151 (NI_GRPH_REGAMMA_MODE(NI_REGAMMA_BYPASS) |
152 NI_OVL_REGAMMA_MODE(NI_REGAMMA_BYPASS)));
153 WREG32(NI_OUTPUT_CSC_CONTROL + radeon_crtc->crtc_offset,
154 (NI_OUTPUT_CSC_GRPH_MODE(NI_OUTPUT_CSC_BYPASS) |
155 NI_OUTPUT_CSC_OVL_MODE(NI_OUTPUT_CSC_BYPASS)));
156 /* XXX match this to the depth of the crtc fmt block, move to modeset? */
157 WREG32(0x6940 + radeon_crtc->crtc_offset, 0);
161 static void legacy_crtc_load_lut(struct drm_crtc *crtc)
163 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
164 struct drm_device *dev = crtc->dev;
165 struct radeon_device *rdev = dev->dev_private;
169 dac2_cntl = RREG32(RADEON_DAC_CNTL2);
170 if (radeon_crtc->crtc_id == 0)
171 dac2_cntl &= (uint32_t)~RADEON_DAC2_PALETTE_ACC_CTL;
173 dac2_cntl |= RADEON_DAC2_PALETTE_ACC_CTL;
174 WREG32(RADEON_DAC_CNTL2, dac2_cntl);
176 WREG8(RADEON_PALETTE_INDEX, 0);
177 for (i = 0; i < 256; i++) {
178 WREG32(RADEON_PALETTE_30_DATA,
179 (radeon_crtc->lut_r[i] << 20) |
180 (radeon_crtc->lut_g[i] << 10) |
181 (radeon_crtc->lut_b[i] << 0));
185 void radeon_crtc_load_lut(struct drm_crtc *crtc)
187 struct drm_device *dev = crtc->dev;
188 struct radeon_device *rdev = dev->dev_private;
193 if (ASIC_IS_DCE5(rdev))
194 dce5_crtc_load_lut(crtc);
195 else if (ASIC_IS_DCE4(rdev))
196 dce4_crtc_load_lut(crtc);
197 else if (ASIC_IS_AVIVO(rdev))
198 avivo_crtc_load_lut(crtc);
200 legacy_crtc_load_lut(crtc);
203 /** Sets the color ramps on behalf of fbcon */
204 void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
207 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
209 radeon_crtc->lut_r[regno] = red >> 6;
210 radeon_crtc->lut_g[regno] = green >> 6;
211 radeon_crtc->lut_b[regno] = blue >> 6;
214 /** Gets the color ramps on behalf of fbcon */
215 void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
216 u16 *blue, int regno)
218 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
220 *red = radeon_crtc->lut_r[regno] << 6;
221 *green = radeon_crtc->lut_g[regno] << 6;
222 *blue = radeon_crtc->lut_b[regno] << 6;
225 static void radeon_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
226 u16 *blue, uint32_t start, uint32_t size)
228 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
229 int end = (start + size > 256) ? 256 : start + size, i;
231 /* userspace palettes are always correct as is */
232 for (i = start; i < end; i++) {
233 radeon_crtc->lut_r[i] = red[i] >> 6;
234 radeon_crtc->lut_g[i] = green[i] >> 6;
235 radeon_crtc->lut_b[i] = blue[i] >> 6;
237 radeon_crtc_load_lut(crtc);
240 static void radeon_crtc_destroy(struct drm_crtc *crtc)
242 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
244 drm_crtc_cleanup(crtc);
245 drm_free(radeon_crtc, DRM_MEM_DRIVER);
249 * Handle unpin events outside the interrupt handler proper.
251 static void radeon_unpin_work_func(void *arg, int pending)
253 struct radeon_unpin_work *work = arg;
256 /* unpin of the old buffer */
257 r = radeon_bo_reserve(work->old_rbo, false);
258 if (likely(r == 0)) {
259 r = radeon_bo_unpin(work->old_rbo);
260 if (unlikely(r != 0)) {
261 DRM_ERROR("failed to unpin buffer after flip\n");
263 radeon_bo_unreserve(work->old_rbo);
265 DRM_ERROR("failed to reserve buffer after flip\n");
267 drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base);
268 drm_free(work, DRM_MEM_DRIVER);
271 void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id)
273 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
274 struct radeon_unpin_work *work;
275 struct drm_pending_vblank_event *e;
280 lockmgr(&rdev->ddev->event_lock, LK_EXCLUSIVE);
281 work = radeon_crtc->unpin_work;
283 (work->fence && !radeon_fence_signaled(work->fence))) {
284 lockmgr(&rdev->ddev->event_lock, LK_RELEASE);
287 /* New pageflip, or just completion of a previous one? */
288 if (!radeon_crtc->deferred_flip_completion) {
289 /* do the flip (mmio) */
290 update_pending = radeon_page_flip(rdev, crtc_id, work->new_crtc_base);
292 /* This is just a completion of a flip queued in crtc
293 * at last invocation. Make sure we go directly to
294 * completion routine.
297 radeon_crtc->deferred_flip_completion = 0;
300 /* Has the pageflip already completed in crtc, or is it certain
301 * to complete in this vblank?
303 if (update_pending &&
304 (DRM_SCANOUTPOS_VALID & radeon_get_crtc_scanoutpos(rdev->ddev, crtc_id,
306 ((vpos >= (99 * rdev->mode_info.crtcs[crtc_id]->base.hwmode.crtc_vdisplay)/100) ||
307 (vpos < 0 && !ASIC_IS_AVIVO(rdev)))) {
308 /* crtc didn't flip in this target vblank interval,
309 * but flip is pending in crtc. Based on the current
310 * scanout position we know that the current frame is
311 * (nearly) complete and the flip will (likely)
312 * complete before the start of the next frame.
316 if (update_pending) {
317 /* crtc didn't flip in this target vblank interval,
318 * but flip is pending in crtc. It will complete it
319 * in next vblank interval, so complete the flip at
322 radeon_crtc->deferred_flip_completion = 1;
323 lockmgr(&rdev->ddev->event_lock, LK_RELEASE);
327 /* Pageflip (will be) certainly completed in this vblank. Clean up. */
328 radeon_crtc->unpin_work = NULL;
330 /* wakeup userspace */
333 e->event.sequence = drm_vblank_count_and_time(rdev->ddev, crtc_id, &now);
334 e->event.tv_sec = now.tv_sec;
335 e->event.tv_usec = now.tv_usec;
336 list_add_tail(&e->base.link, &e->base.file_priv->event_list);
338 wake_up_interruptible(&e->base.file_priv->event_wait);
339 #endif /* DUMBBELL_WIP */
341 lockmgr(&rdev->ddev->event_lock, LK_RELEASE);
343 drm_vblank_put(rdev->ddev, radeon_crtc->crtc_id);
344 radeon_fence_unref(&work->fence);
345 radeon_post_page_flip(work->rdev, work->crtc_id);
346 taskqueue_enqueue(rdev->tq, &work->work);
349 static int radeon_crtc_page_flip(struct drm_crtc *crtc,
350 struct drm_framebuffer *fb,
351 struct drm_pending_vblank_event *event)
353 struct drm_device *dev = crtc->dev;
354 struct radeon_device *rdev = dev->dev_private;
355 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
356 struct radeon_framebuffer *old_radeon_fb;
357 struct radeon_framebuffer *new_radeon_fb;
358 struct drm_gem_object *obj;
359 struct radeon_bo *rbo;
360 struct radeon_unpin_work *work;
361 u32 tiling_flags, pitch_pixels;
365 work = kmalloc(sizeof *work, DRM_MEM_DRIVER, M_WAITOK | M_ZERO);
371 work->crtc_id = radeon_crtc->crtc_id;
372 old_radeon_fb = to_radeon_framebuffer(crtc->fb);
373 new_radeon_fb = to_radeon_framebuffer(fb);
374 /* schedule unpin of the old buffer */
375 obj = old_radeon_fb->obj;
376 /* take a reference to the old object */
377 drm_gem_object_reference(obj);
378 rbo = gem_to_radeon_bo(obj);
380 obj = new_radeon_fb->obj;
381 rbo = gem_to_radeon_bo(obj);
383 lockmgr(&rbo->tbo.bdev->fence_lock, LK_EXCLUSIVE);
384 if (rbo->tbo.sync_obj)
385 work->fence = radeon_fence_ref(rbo->tbo.sync_obj);
386 lockmgr(&rbo->tbo.bdev->fence_lock, LK_RELEASE);
388 TASK_INIT(&work->work, 0, radeon_unpin_work_func, work);
390 /* We borrow the event spin lock for protecting unpin_work */
391 lockmgr(&dev->event_lock, LK_EXCLUSIVE);
392 if (radeon_crtc->unpin_work) {
393 DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
397 radeon_crtc->unpin_work = work;
398 radeon_crtc->deferred_flip_completion = 0;
399 lockmgr(&dev->event_lock, LK_RELEASE);
401 /* pin the new buffer */
402 DRM_DEBUG_DRIVER("flip-ioctl() cur_fbo = %p, cur_bbo = %p\n",
405 r = radeon_bo_reserve(rbo, false);
406 if (unlikely(r != 0)) {
407 DRM_ERROR("failed to reserve new rbo buffer before flip\n");
410 /* Only 27 bit offset for legacy CRTC */
411 r = radeon_bo_pin_restricted(rbo, RADEON_GEM_DOMAIN_VRAM,
412 ASIC_IS_AVIVO(rdev) ? 0 : 1 << 27, &base);
413 if (unlikely(r != 0)) {
414 radeon_bo_unreserve(rbo);
416 DRM_ERROR("failed to pin new rbo buffer before flip\n");
419 radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
420 radeon_bo_unreserve(rbo);
422 if (!ASIC_IS_AVIVO(rdev)) {
423 /* crtc offset is from display base addr not FB location */
424 base -= radeon_crtc->legacy_display_base_addr;
425 pitch_pixels = fb->pitches[0] / (fb->bits_per_pixel / 8);
427 if (tiling_flags & RADEON_TILING_MACRO) {
428 if (ASIC_IS_R300(rdev)) {
431 int byteshift = fb->bits_per_pixel >> 4;
432 int tile_addr = (((crtc->y >> 3) * pitch_pixels + crtc->x) >> (8 - byteshift)) << 11;
433 base += tile_addr + ((crtc->x << byteshift) % 256) + ((crtc->y % 8) << 8);
436 int offset = crtc->y * pitch_pixels + crtc->x;
437 switch (fb->bits_per_pixel) {
458 lockmgr(&dev->event_lock, LK_EXCLUSIVE);
459 work->new_crtc_base = base;
460 lockmgr(&dev->event_lock, LK_RELEASE);
465 r = drm_vblank_get(dev, radeon_crtc->crtc_id);
467 DRM_ERROR("failed to get vblank before flip\n");
471 /* set the proper interrupt */
472 radeon_pre_page_flip(rdev, radeon_crtc->crtc_id);
477 if (unlikely(radeon_bo_reserve(rbo, false) != 0)) {
478 DRM_ERROR("failed to reserve new rbo in error path\n");
481 if (unlikely(radeon_bo_unpin(rbo) != 0)) {
482 DRM_ERROR("failed to unpin new rbo in error path\n");
484 radeon_bo_unreserve(rbo);
487 lockmgr(&dev->event_lock, LK_EXCLUSIVE);
488 radeon_crtc->unpin_work = NULL;
490 lockmgr(&dev->event_lock, LK_RELEASE);
491 drm_gem_object_unreference_unlocked(old_radeon_fb->obj);
492 radeon_fence_unref(&work->fence);
493 drm_free(work, DRM_MEM_DRIVER);
498 static const struct drm_crtc_funcs radeon_crtc_funcs = {
499 .cursor_set = radeon_crtc_cursor_set,
500 .cursor_move = radeon_crtc_cursor_move,
501 .gamma_set = radeon_crtc_gamma_set,
502 .set_config = drm_crtc_helper_set_config,
503 .destroy = radeon_crtc_destroy,
504 .page_flip = radeon_crtc_page_flip,
507 static void radeon_crtc_init(struct drm_device *dev, int index)
509 struct radeon_device *rdev = dev->dev_private;
510 struct radeon_crtc *radeon_crtc;
513 radeon_crtc = kmalloc(sizeof(struct radeon_crtc) + (RADEONFB_CONN_LIMIT * sizeof(struct drm_connector *)),
514 DRM_MEM_DRIVER, M_WAITOK | M_ZERO);
515 if (radeon_crtc == NULL)
518 drm_crtc_init(dev, &radeon_crtc->base, &radeon_crtc_funcs);
520 drm_mode_crtc_set_gamma_size(&radeon_crtc->base, 256);
521 radeon_crtc->crtc_id = index;
522 rdev->mode_info.crtcs[index] = radeon_crtc;
525 radeon_crtc->mode_set.crtc = &radeon_crtc->base;
526 radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1);
527 radeon_crtc->mode_set.num_connectors = 0;
530 for (i = 0; i < 256; i++) {
531 radeon_crtc->lut_r[i] = i << 2;
532 radeon_crtc->lut_g[i] = i << 2;
533 radeon_crtc->lut_b[i] = i << 2;
536 if (rdev->is_atom_bios && (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom))
537 radeon_atombios_init_crtc(dev, radeon_crtc);
539 radeon_legacy_init_crtc(dev, radeon_crtc);
542 static const char *encoder_names[37] = {
562 "INTERNAL_KLDSCP_TMDS1",
563 "INTERNAL_KLDSCP_DVO1",
564 "INTERNAL_KLDSCP_DAC1",
565 "INTERNAL_KLDSCP_DAC2",
574 "INTERNAL_KLDSCP_LVTMA",
582 static const char *hpd_names[6] = {
591 static void radeon_print_display_setup(struct drm_device *dev)
593 struct drm_connector *connector;
594 struct radeon_connector *radeon_connector;
595 struct drm_encoder *encoder;
596 struct radeon_encoder *radeon_encoder;
600 DRM_INFO("Radeon Display Connectors\n");
601 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
602 radeon_connector = to_radeon_connector(connector);
603 DRM_INFO("Connector %d:\n", i);
604 DRM_INFO(" %s\n", drm_get_connector_name(connector));
605 if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
606 DRM_INFO(" %s\n", hpd_names[radeon_connector->hpd.hpd]);
607 if (radeon_connector->ddc_bus) {
608 DRM_INFO(" DDC: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
609 radeon_connector->ddc_bus->rec.mask_clk_reg,
610 radeon_connector->ddc_bus->rec.mask_data_reg,
611 radeon_connector->ddc_bus->rec.a_clk_reg,
612 radeon_connector->ddc_bus->rec.a_data_reg,
613 radeon_connector->ddc_bus->rec.en_clk_reg,
614 radeon_connector->ddc_bus->rec.en_data_reg,
615 radeon_connector->ddc_bus->rec.y_clk_reg,
616 radeon_connector->ddc_bus->rec.y_data_reg);
617 if (radeon_connector->router.ddc_valid)
618 DRM_INFO(" DDC Router 0x%x/0x%x\n",
619 radeon_connector->router.ddc_mux_control_pin,
620 radeon_connector->router.ddc_mux_state);
621 if (radeon_connector->router.cd_valid)
622 DRM_INFO(" Clock/Data Router 0x%x/0x%x\n",
623 radeon_connector->router.cd_mux_control_pin,
624 radeon_connector->router.cd_mux_state);
626 if (connector->connector_type == DRM_MODE_CONNECTOR_VGA ||
627 connector->connector_type == DRM_MODE_CONNECTOR_DVII ||
628 connector->connector_type == DRM_MODE_CONNECTOR_DVID ||
629 connector->connector_type == DRM_MODE_CONNECTOR_DVIA ||
630 connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
631 connector->connector_type == DRM_MODE_CONNECTOR_HDMIB)
632 DRM_INFO(" DDC: no ddc bus - possible BIOS bug - please report to xorg-driver-ati@lists.x.org\n");
634 DRM_INFO(" Encoders:\n");
635 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
636 radeon_encoder = to_radeon_encoder(encoder);
637 devices = radeon_encoder->devices & radeon_connector->devices;
639 if (devices & ATOM_DEVICE_CRT1_SUPPORT)
640 DRM_INFO(" CRT1: %s\n", encoder_names[radeon_encoder->encoder_id]);
641 if (devices & ATOM_DEVICE_CRT2_SUPPORT)
642 DRM_INFO(" CRT2: %s\n", encoder_names[radeon_encoder->encoder_id]);
643 if (devices & ATOM_DEVICE_LCD1_SUPPORT)
644 DRM_INFO(" LCD1: %s\n", encoder_names[radeon_encoder->encoder_id]);
645 if (devices & ATOM_DEVICE_DFP1_SUPPORT)
646 DRM_INFO(" DFP1: %s\n", encoder_names[radeon_encoder->encoder_id]);
647 if (devices & ATOM_DEVICE_DFP2_SUPPORT)
648 DRM_INFO(" DFP2: %s\n", encoder_names[radeon_encoder->encoder_id]);
649 if (devices & ATOM_DEVICE_DFP3_SUPPORT)
650 DRM_INFO(" DFP3: %s\n", encoder_names[radeon_encoder->encoder_id]);
651 if (devices & ATOM_DEVICE_DFP4_SUPPORT)
652 DRM_INFO(" DFP4: %s\n", encoder_names[radeon_encoder->encoder_id]);
653 if (devices & ATOM_DEVICE_DFP5_SUPPORT)
654 DRM_INFO(" DFP5: %s\n", encoder_names[radeon_encoder->encoder_id]);
655 if (devices & ATOM_DEVICE_DFP6_SUPPORT)
656 DRM_INFO(" DFP6: %s\n", encoder_names[radeon_encoder->encoder_id]);
657 if (devices & ATOM_DEVICE_TV1_SUPPORT)
658 DRM_INFO(" TV1: %s\n", encoder_names[radeon_encoder->encoder_id]);
659 if (devices & ATOM_DEVICE_CV_SUPPORT)
660 DRM_INFO(" CV: %s\n", encoder_names[radeon_encoder->encoder_id]);
667 static bool radeon_setup_enc_conn(struct drm_device *dev)
669 struct radeon_device *rdev = dev->dev_private;
673 if (rdev->is_atom_bios) {
674 ret = radeon_get_atom_connector_info_from_supported_devices_table(dev);
676 ret = radeon_get_atom_connector_info_from_object_table(dev);
678 ret = radeon_get_legacy_connector_info_from_bios(dev);
680 ret = radeon_get_legacy_connector_info_from_table(dev);
683 if (!ASIC_IS_AVIVO(rdev))
684 ret = radeon_get_legacy_connector_info_from_table(dev);
687 radeon_setup_encoder_clones(dev);
688 radeon_print_display_setup(dev);
694 int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
696 struct drm_device *dev = radeon_connector->base.dev;
697 struct radeon_device *rdev = dev->dev_private;
700 /* on hw with routers, select right port */
701 if (radeon_connector->router.ddc_valid)
702 radeon_router_select_ddc_port(radeon_connector);
704 if (radeon_connector_encoder_get_dp_bridge_encoder_id(&radeon_connector->base) !=
705 ENCODER_OBJECT_ID_NONE) {
706 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
709 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
710 dig->dp_i2c_bus->adapter);
711 } else if ((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
712 (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)) {
713 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
715 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
716 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) && dig->dp_i2c_bus)
717 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
718 dig->dp_i2c_bus->adapter);
719 else if (radeon_connector->ddc_bus && !radeon_connector->edid)
720 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
721 radeon_connector->ddc_bus->adapter);
723 if (radeon_connector->ddc_bus && !radeon_connector->edid)
724 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
725 radeon_connector->ddc_bus->adapter);
728 if (!radeon_connector->edid) {
729 if (rdev->is_atom_bios) {
730 /* some laptops provide a hardcoded edid in rom for LCDs */
731 if (((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_LVDS) ||
732 (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)))
733 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
735 /* some servers provide a hardcoded edid in rom for KVMs */
736 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
738 if (radeon_connector->edid) {
739 drm_mode_connector_update_edid_property(&radeon_connector->base, radeon_connector->edid);
740 ret = drm_add_edid_modes(&radeon_connector->base, radeon_connector->edid);
743 drm_mode_connector_update_edid_property(&radeon_connector->base, NULL);
748 static void avivo_get_fb_div(struct radeon_pll *pll,
755 u32 tmp = post_div * ref_div;
758 *fb_div = tmp / pll->reference_freq;
759 *frac_fb_div = tmp % pll->reference_freq;
761 if (*fb_div > pll->max_feedback_div)
762 *fb_div = pll->max_feedback_div;
763 else if (*fb_div < pll->min_feedback_div)
764 *fb_div = pll->min_feedback_div;
767 static u32 avivo_get_post_div(struct radeon_pll *pll,
770 u32 vco, post_div, tmp;
772 if (pll->flags & RADEON_PLL_USE_POST_DIV)
773 return pll->post_div;
775 if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP) {
776 if (pll->flags & RADEON_PLL_IS_LCD)
777 vco = pll->lcd_pll_out_min;
779 vco = pll->pll_out_min;
781 if (pll->flags & RADEON_PLL_IS_LCD)
782 vco = pll->lcd_pll_out_max;
784 vco = pll->pll_out_max;
787 post_div = vco / target_clock;
788 tmp = vco % target_clock;
790 if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP) {
798 if (post_div > pll->max_post_div)
799 post_div = pll->max_post_div;
800 else if (post_div < pll->min_post_div)
801 post_div = pll->min_post_div;
806 #define MAX_TOLERANCE 10
808 void radeon_compute_pll_avivo(struct radeon_pll *pll,
816 u32 target_clock = freq / 10;
817 u32 post_div = avivo_get_post_div(pll, target_clock);
818 u32 ref_div = pll->min_ref_div;
819 u32 fb_div = 0, frac_fb_div = 0, tmp;
821 if (pll->flags & RADEON_PLL_USE_REF_DIV)
822 ref_div = pll->reference_div;
824 if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV) {
825 avivo_get_fb_div(pll, target_clock, post_div, ref_div, &fb_div, &frac_fb_div);
826 frac_fb_div = (100 * frac_fb_div) / pll->reference_freq;
827 if (frac_fb_div >= 5) {
829 frac_fb_div = frac_fb_div / 10;
832 if (frac_fb_div >= 10) {
837 while (ref_div <= pll->max_ref_div) {
838 avivo_get_fb_div(pll, target_clock, post_div, ref_div,
839 &fb_div, &frac_fb_div);
840 if (frac_fb_div >= (pll->reference_freq / 2))
843 tmp = (pll->reference_freq * fb_div) / (post_div * ref_div);
844 tmp = (tmp * 10000) / target_clock;
846 if (tmp > (10000 + MAX_TOLERANCE))
848 else if (tmp >= (10000 - MAX_TOLERANCE))
855 *dot_clock_p = ((pll->reference_freq * fb_div * 10) + (pll->reference_freq * frac_fb_div)) /
856 (ref_div * post_div * 10);
858 *frac_fb_div_p = frac_fb_div;
859 *ref_div_p = ref_div;
860 *post_div_p = post_div;
861 DRM_DEBUG_KMS("%d, pll dividers - fb: %d.%d ref: %d, post %d\n",
862 *dot_clock_p, fb_div, frac_fb_div, ref_div, post_div);
866 static inline uint32_t radeon_div(uint64_t n, uint32_t d)
876 void radeon_compute_pll_legacy(struct radeon_pll *pll,
878 uint32_t *dot_clock_p,
880 uint32_t *frac_fb_div_p,
882 uint32_t *post_div_p)
884 uint32_t min_ref_div = pll->min_ref_div;
885 uint32_t max_ref_div = pll->max_ref_div;
886 uint32_t min_post_div = pll->min_post_div;
887 uint32_t max_post_div = pll->max_post_div;
888 uint32_t min_fractional_feed_div = 0;
889 uint32_t max_fractional_feed_div = 0;
890 uint32_t best_vco = pll->best_vco;
891 uint32_t best_post_div = 1;
892 uint32_t best_ref_div = 1;
893 uint32_t best_feedback_div = 1;
894 uint32_t best_frac_feedback_div = 0;
895 uint32_t best_freq = -1;
896 uint32_t best_error = 0xffffffff;
897 uint32_t best_vco_diff = 1;
899 u32 pll_out_min, pll_out_max;
901 DRM_DEBUG_KMS("PLL freq %ju %u %u\n", (uintmax_t)freq, pll->min_ref_div, pll->max_ref_div);
904 if (pll->flags & RADEON_PLL_IS_LCD) {
905 pll_out_min = pll->lcd_pll_out_min;
906 pll_out_max = pll->lcd_pll_out_max;
908 pll_out_min = pll->pll_out_min;
909 pll_out_max = pll->pll_out_max;
912 if (pll_out_min > 64800)
915 if (pll->flags & RADEON_PLL_USE_REF_DIV)
916 min_ref_div = max_ref_div = pll->reference_div;
918 while (min_ref_div < max_ref_div-1) {
919 uint32_t mid = (min_ref_div + max_ref_div) / 2;
920 uint32_t pll_in = pll->reference_freq / mid;
921 if (pll_in < pll->pll_in_min)
923 else if (pll_in > pll->pll_in_max)
930 if (pll->flags & RADEON_PLL_USE_POST_DIV)
931 min_post_div = max_post_div = pll->post_div;
933 if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV) {
934 min_fractional_feed_div = pll->min_frac_feedback_div;
935 max_fractional_feed_div = pll->max_frac_feedback_div;
938 for (post_div = max_post_div; post_div >= min_post_div; --post_div) {
941 if ((pll->flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1))
944 /* legacy radeons only have a few post_divs */
945 if (pll->flags & RADEON_PLL_LEGACY) {
946 if ((post_div == 5) ||
957 for (ref_div = min_ref_div; ref_div <= max_ref_div; ++ref_div) {
958 uint32_t feedback_div, current_freq = 0, error, vco_diff;
959 uint32_t pll_in = pll->reference_freq / ref_div;
960 uint32_t min_feed_div = pll->min_feedback_div;
961 uint32_t max_feed_div = pll->max_feedback_div + 1;
963 if (pll_in < pll->pll_in_min || pll_in > pll->pll_in_max)
966 while (min_feed_div < max_feed_div) {
968 uint32_t min_frac_feed_div = min_fractional_feed_div;
969 uint32_t max_frac_feed_div = max_fractional_feed_div + 1;
970 uint32_t frac_feedback_div;
973 feedback_div = (min_feed_div + max_feed_div) / 2;
975 tmp = (uint64_t)pll->reference_freq * feedback_div;
976 vco = radeon_div(tmp, ref_div);
978 if (vco < pll_out_min) {
979 min_feed_div = feedback_div + 1;
981 } else if (vco > pll_out_max) {
982 max_feed_div = feedback_div;
986 while (min_frac_feed_div < max_frac_feed_div) {
987 frac_feedback_div = (min_frac_feed_div + max_frac_feed_div) / 2;
988 tmp = (uint64_t)pll->reference_freq * 10000 * feedback_div;
989 tmp += (uint64_t)pll->reference_freq * 1000 * frac_feedback_div;
990 current_freq = radeon_div(tmp, ref_div * post_div);
992 if (pll->flags & RADEON_PLL_PREFER_CLOSEST_LOWER) {
993 if (freq < current_freq)
996 error = freq - current_freq;
998 error = abs(current_freq - freq);
999 vco_diff = abs(vco - best_vco);
1001 if ((best_vco == 0 && error < best_error) ||
1003 ((best_error > 100 && error < best_error - 100) ||
1004 (abs(error - best_error) < 100 && vco_diff < best_vco_diff)))) {
1005 best_post_div = post_div;
1006 best_ref_div = ref_div;
1007 best_feedback_div = feedback_div;
1008 best_frac_feedback_div = frac_feedback_div;
1009 best_freq = current_freq;
1011 best_vco_diff = vco_diff;
1012 } else if (current_freq == freq) {
1013 if (best_freq == -1) {
1014 best_post_div = post_div;
1015 best_ref_div = ref_div;
1016 best_feedback_div = feedback_div;
1017 best_frac_feedback_div = frac_feedback_div;
1018 best_freq = current_freq;
1020 best_vco_diff = vco_diff;
1021 } else if (((pll->flags & RADEON_PLL_PREFER_LOW_REF_DIV) && (ref_div < best_ref_div)) ||
1022 ((pll->flags & RADEON_PLL_PREFER_HIGH_REF_DIV) && (ref_div > best_ref_div)) ||
1023 ((pll->flags & RADEON_PLL_PREFER_LOW_FB_DIV) && (feedback_div < best_feedback_div)) ||
1024 ((pll->flags & RADEON_PLL_PREFER_HIGH_FB_DIV) && (feedback_div > best_feedback_div)) ||
1025 ((pll->flags & RADEON_PLL_PREFER_LOW_POST_DIV) && (post_div < best_post_div)) ||
1026 ((pll->flags & RADEON_PLL_PREFER_HIGH_POST_DIV) && (post_div > best_post_div))) {
1027 best_post_div = post_div;
1028 best_ref_div = ref_div;
1029 best_feedback_div = feedback_div;
1030 best_frac_feedback_div = frac_feedback_div;
1031 best_freq = current_freq;
1033 best_vco_diff = vco_diff;
1036 if (current_freq < freq)
1037 min_frac_feed_div = frac_feedback_div + 1;
1039 max_frac_feed_div = frac_feedback_div;
1041 if (current_freq < freq)
1042 min_feed_div = feedback_div + 1;
1044 max_feed_div = feedback_div;
1049 *dot_clock_p = best_freq / 10000;
1050 *fb_div_p = best_feedback_div;
1051 *frac_fb_div_p = best_frac_feedback_div;
1052 *ref_div_p = best_ref_div;
1053 *post_div_p = best_post_div;
1054 DRM_DEBUG_KMS("%lld %d, pll dividers - fb: %d.%d ref: %d, post %d\n",
1056 best_freq / 1000, best_feedback_div, best_frac_feedback_div,
1057 best_ref_div, best_post_div);
1061 static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
1063 struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
1065 if (radeon_fb->obj) {
1066 drm_gem_object_unreference_unlocked(radeon_fb->obj);
1068 drm_framebuffer_cleanup(fb);
1069 drm_free(radeon_fb, DRM_MEM_DRIVER);
1072 static int radeon_user_framebuffer_create_handle(struct drm_framebuffer *fb,
1073 struct drm_file *file_priv,
1074 unsigned int *handle)
1076 struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
1078 return drm_gem_handle_create(file_priv, radeon_fb->obj, handle);
1081 static const struct drm_framebuffer_funcs radeon_fb_funcs = {
1082 .destroy = radeon_user_framebuffer_destroy,
1083 .create_handle = radeon_user_framebuffer_create_handle,
1087 radeon_framebuffer_init(struct drm_device *dev,
1088 struct radeon_framebuffer *rfb,
1089 struct drm_mode_fb_cmd2 *mode_cmd,
1090 struct drm_gem_object *obj)
1094 ret = drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs);
1099 drm_helper_mode_fill_fb_struct(&rfb->base, mode_cmd);
1104 radeon_user_framebuffer_create(struct drm_device *dev,
1105 struct drm_file *file_priv,
1106 struct drm_mode_fb_cmd2 *mode_cmd,
1107 struct drm_framebuffer **res)
1109 struct drm_gem_object *obj;
1110 struct radeon_framebuffer *radeon_fb;
1113 obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
1115 dev_err(dev->device, "No GEM object associated to handle 0x%08X, "
1116 "can't create framebuffer\n", mode_cmd->handles[0]);
1120 radeon_fb = kmalloc(sizeof(*radeon_fb), DRM_MEM_DRIVER,
1122 if (radeon_fb == NULL) {
1123 drm_gem_object_unreference_unlocked(obj);
1127 ret = radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj);
1129 drm_free(radeon_fb, DRM_MEM_DRIVER);
1130 drm_gem_object_unreference_unlocked(obj);
1134 *res = &radeon_fb->base;
1138 static void radeon_output_poll_changed(struct drm_device *dev)
1140 struct radeon_device *rdev = dev->dev_private;
1141 radeon_fb_output_poll_changed(rdev);
1144 static const struct drm_mode_config_funcs radeon_mode_funcs = {
1145 .fb_create = radeon_user_framebuffer_create,
1146 .output_poll_changed = radeon_output_poll_changed
1149 static struct drm_prop_enum_list radeon_tmds_pll_enum_list[] =
1154 static struct drm_prop_enum_list radeon_tv_std_enum_list[] =
1155 { { TV_STD_NTSC, "ntsc" },
1156 { TV_STD_PAL, "pal" },
1157 { TV_STD_PAL_M, "pal-m" },
1158 { TV_STD_PAL_60, "pal-60" },
1159 { TV_STD_NTSC_J, "ntsc-j" },
1160 { TV_STD_SCART_PAL, "scart-pal" },
1161 { TV_STD_PAL_CN, "pal-cn" },
1162 { TV_STD_SECAM, "secam" },
1165 static struct drm_prop_enum_list radeon_underscan_enum_list[] =
1166 { { UNDERSCAN_OFF, "off" },
1167 { UNDERSCAN_ON, "on" },
1168 { UNDERSCAN_AUTO, "auto" },
1171 static int radeon_modeset_create_props(struct radeon_device *rdev)
1175 if (rdev->is_atom_bios) {
1176 rdev->mode_info.coherent_mode_property =
1177 drm_property_create_range(rdev->ddev, 0 , "coherent", 0, 1);
1178 if (!rdev->mode_info.coherent_mode_property)
1182 if (!ASIC_IS_AVIVO(rdev)) {
1183 sz = DRM_ARRAY_SIZE(radeon_tmds_pll_enum_list);
1184 rdev->mode_info.tmds_pll_property =
1185 drm_property_create_enum(rdev->ddev, 0,
1187 radeon_tmds_pll_enum_list, sz);
1190 rdev->mode_info.load_detect_property =
1191 drm_property_create_range(rdev->ddev, 0, "load detection", 0, 1);
1192 if (!rdev->mode_info.load_detect_property)
1195 drm_mode_create_scaling_mode_property(rdev->ddev);
1197 sz = DRM_ARRAY_SIZE(radeon_tv_std_enum_list);
1198 rdev->mode_info.tv_std_property =
1199 drm_property_create_enum(rdev->ddev, 0,
1201 radeon_tv_std_enum_list, sz);
1203 sz = DRM_ARRAY_SIZE(radeon_underscan_enum_list);
1204 rdev->mode_info.underscan_property =
1205 drm_property_create_enum(rdev->ddev, 0,
1207 radeon_underscan_enum_list, sz);
1209 rdev->mode_info.underscan_hborder_property =
1210 drm_property_create_range(rdev->ddev, 0,
1211 "underscan hborder", 0, 128);
1212 if (!rdev->mode_info.underscan_hborder_property)
1215 rdev->mode_info.underscan_vborder_property =
1216 drm_property_create_range(rdev->ddev, 0,
1217 "underscan vborder", 0, 128);
1218 if (!rdev->mode_info.underscan_vborder_property)
1224 void radeon_update_display_priority(struct radeon_device *rdev)
1226 /* adjustment options for the display watermarks */
1227 if ((radeon_disp_priority == 0) || (radeon_disp_priority > 2)) {
1228 /* set display priority to high for r3xx, rv515 chips
1229 * this avoids flickering due to underflow to the
1230 * display controllers during heavy acceleration.
1231 * Don't force high on rs4xx igp chips as it seems to
1232 * affect the sound card. See kernel bug 15982.
1234 if ((ASIC_IS_R300(rdev) || (rdev->family == CHIP_RV515)) &&
1235 !(rdev->flags & RADEON_IS_IGP))
1236 rdev->disp_priority = 2;
1238 rdev->disp_priority = 0;
1240 rdev->disp_priority = radeon_disp_priority;
1245 * Allocate hdmi structs and determine register offsets
1247 static void radeon_afmt_init(struct radeon_device *rdev)
1251 for (i = 0; i < RADEON_MAX_AFMT_BLOCKS; i++)
1252 rdev->mode_info.afmt[i] = NULL;
1254 if (ASIC_IS_DCE6(rdev)) {
1256 } else if (ASIC_IS_DCE4(rdev)) {
1257 /* DCE4/5 has 6 audio blocks tied to DIG encoders */
1258 /* DCE4.1 has 2 audio blocks tied to DIG encoders */
1259 rdev->mode_info.afmt[0] = kmalloc(sizeof(struct radeon_afmt),
1262 if (rdev->mode_info.afmt[0]) {
1263 rdev->mode_info.afmt[0]->offset = EVERGREEN_CRTC0_REGISTER_OFFSET;
1264 rdev->mode_info.afmt[0]->id = 0;
1266 rdev->mode_info.afmt[1] = kmalloc(sizeof(struct radeon_afmt),
1269 if (rdev->mode_info.afmt[1]) {
1270 rdev->mode_info.afmt[1]->offset = EVERGREEN_CRTC1_REGISTER_OFFSET;
1271 rdev->mode_info.afmt[1]->id = 1;
1273 if (!ASIC_IS_DCE41(rdev)) {
1274 rdev->mode_info.afmt[2] = kmalloc(sizeof(struct radeon_afmt),
1277 if (rdev->mode_info.afmt[2]) {
1278 rdev->mode_info.afmt[2]->offset = EVERGREEN_CRTC2_REGISTER_OFFSET;
1279 rdev->mode_info.afmt[2]->id = 2;
1281 rdev->mode_info.afmt[3] = kmalloc(sizeof(struct radeon_afmt),
1284 if (rdev->mode_info.afmt[3]) {
1285 rdev->mode_info.afmt[3]->offset = EVERGREEN_CRTC3_REGISTER_OFFSET;
1286 rdev->mode_info.afmt[3]->id = 3;
1288 rdev->mode_info.afmt[4] = kmalloc(sizeof(struct radeon_afmt),
1291 if (rdev->mode_info.afmt[4]) {
1292 rdev->mode_info.afmt[4]->offset = EVERGREEN_CRTC4_REGISTER_OFFSET;
1293 rdev->mode_info.afmt[4]->id = 4;
1295 rdev->mode_info.afmt[5] = kmalloc(sizeof(struct radeon_afmt),
1298 if (rdev->mode_info.afmt[5]) {
1299 rdev->mode_info.afmt[5]->offset = EVERGREEN_CRTC5_REGISTER_OFFSET;
1300 rdev->mode_info.afmt[5]->id = 5;
1303 } else if (ASIC_IS_DCE3(rdev)) {
1304 /* DCE3.x has 2 audio blocks tied to DIG encoders */
1305 rdev->mode_info.afmt[0] = kmalloc(sizeof(struct radeon_afmt),
1308 if (rdev->mode_info.afmt[0]) {
1309 rdev->mode_info.afmt[0]->offset = DCE3_HDMI_OFFSET0;
1310 rdev->mode_info.afmt[0]->id = 0;
1312 rdev->mode_info.afmt[1] = kmalloc(sizeof(struct radeon_afmt),
1315 if (rdev->mode_info.afmt[1]) {
1316 rdev->mode_info.afmt[1]->offset = DCE3_HDMI_OFFSET1;
1317 rdev->mode_info.afmt[1]->id = 1;
1319 } else if (ASIC_IS_DCE2(rdev)) {
1320 /* DCE2 has at least 1 routable audio block */
1321 rdev->mode_info.afmt[0] = kmalloc(sizeof(struct radeon_afmt),
1324 if (rdev->mode_info.afmt[0]) {
1325 rdev->mode_info.afmt[0]->offset = DCE2_HDMI_OFFSET0;
1326 rdev->mode_info.afmt[0]->id = 0;
1328 /* r6xx has 2 routable audio blocks */
1329 if (rdev->family >= CHIP_R600) {
1330 rdev->mode_info.afmt[1] = kmalloc(sizeof(struct radeon_afmt),
1333 if (rdev->mode_info.afmt[1]) {
1334 rdev->mode_info.afmt[1]->offset = DCE2_HDMI_OFFSET1;
1335 rdev->mode_info.afmt[1]->id = 1;
1341 static void radeon_afmt_fini(struct radeon_device *rdev)
1345 for (i = 0; i < RADEON_MAX_AFMT_BLOCKS; i++) {
1346 drm_free(rdev->mode_info.afmt[i], DRM_MEM_DRIVER);
1347 rdev->mode_info.afmt[i] = NULL;
1351 int radeon_modeset_init(struct radeon_device *rdev)
1356 drm_mode_config_init(rdev->ddev);
1357 rdev->mode_info.mode_config_initialized = true;
1359 rdev->ddev->mode_config.funcs = &radeon_mode_funcs;
1361 if (ASIC_IS_DCE5(rdev)) {
1362 rdev->ddev->mode_config.max_width = 16384;
1363 rdev->ddev->mode_config.max_height = 16384;
1364 } else if (ASIC_IS_AVIVO(rdev)) {
1365 rdev->ddev->mode_config.max_width = 8192;
1366 rdev->ddev->mode_config.max_height = 8192;
1368 rdev->ddev->mode_config.max_width = 4096;
1369 rdev->ddev->mode_config.max_height = 4096;
1372 rdev->ddev->mode_config.preferred_depth = 24;
1373 rdev->ddev->mode_config.prefer_shadow = 1;
1375 rdev->ddev->mode_config.fb_base = rdev->mc.aper_base;
1377 ret = radeon_modeset_create_props(rdev);
1382 /* init i2c buses */
1383 radeon_i2c_init(rdev);
1385 /* check combios for a valid hardcoded EDID - Sun servers */
1386 if (!rdev->is_atom_bios) {
1387 /* check for hardcoded EDID in BIOS */
1388 radeon_combios_check_hardcoded_edid(rdev);
1391 /* allocate crtcs */
1392 for (i = 0; i < rdev->num_crtc; i++) {
1393 radeon_crtc_init(rdev->ddev, i);
1396 /* okay we should have all the bios connectors */
1397 ret = radeon_setup_enc_conn(rdev->ddev);
1402 /* init dig PHYs, disp eng pll */
1403 if (rdev->is_atom_bios) {
1404 radeon_atom_encoder_init(rdev);
1405 radeon_atom_disp_eng_pll_init(rdev);
1408 /* initialize hpd */
1409 radeon_hpd_init(rdev);
1412 radeon_afmt_init(rdev);
1414 /* Initialize power management */
1415 radeon_pm_init(rdev);
1417 radeon_fbdev_init(rdev);
1418 drm_kms_helper_poll_init(rdev->ddev);
1423 void radeon_modeset_fini(struct radeon_device *rdev)
1425 radeon_fbdev_fini(rdev);
1426 drm_free(rdev->mode_info.bios_hardcoded_edid, DRM_MEM_KMS);
1427 radeon_pm_fini(rdev);
1429 if (rdev->mode_info.mode_config_initialized) {
1430 radeon_afmt_fini(rdev);
1431 drm_kms_helper_poll_fini(rdev->ddev);
1432 radeon_hpd_fini(rdev);
1433 DRM_UNLOCK(rdev->ddev); /* Work around lock recursion. dumbbell@ */
1434 drm_mode_config_cleanup(rdev->ddev);
1435 DRM_LOCK(rdev->ddev);
1436 rdev->mode_info.mode_config_initialized = false;
1438 /* free i2c buses */
1439 radeon_i2c_fini(rdev);
1442 static bool is_hdtv_mode(const struct drm_display_mode *mode)
1444 /* try and guess if this is a tv or a monitor */
1445 if ((mode->vdisplay == 480 && mode->hdisplay == 720) || /* 480p */
1446 (mode->vdisplay == 576) || /* 576p */
1447 (mode->vdisplay == 720) || /* 720p */
1448 (mode->vdisplay == 1080)) /* 1080p */
1454 bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
1455 const struct drm_display_mode *mode,
1456 struct drm_display_mode *adjusted_mode)
1458 struct drm_device *dev = crtc->dev;
1459 struct radeon_device *rdev = dev->dev_private;
1460 struct drm_encoder *encoder;
1461 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1462 struct radeon_encoder *radeon_encoder;
1463 struct drm_connector *connector;
1464 struct radeon_connector *radeon_connector;
1466 u32 src_v = 1, dst_v = 1;
1467 u32 src_h = 1, dst_h = 1;
1469 radeon_crtc->h_border = 0;
1470 radeon_crtc->v_border = 0;
1472 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1473 if (encoder->crtc != crtc)
1475 radeon_encoder = to_radeon_encoder(encoder);
1476 connector = radeon_get_connector_for_encoder(encoder);
1477 radeon_connector = to_radeon_connector(connector);
1481 if (radeon_encoder->rmx_type == RMX_OFF)
1482 radeon_crtc->rmx_type = RMX_OFF;
1483 else if (mode->hdisplay < radeon_encoder->native_mode.hdisplay ||
1484 mode->vdisplay < radeon_encoder->native_mode.vdisplay)
1485 radeon_crtc->rmx_type = radeon_encoder->rmx_type;
1487 radeon_crtc->rmx_type = RMX_OFF;
1488 /* copy native mode */
1489 memcpy(&radeon_crtc->native_mode,
1490 &radeon_encoder->native_mode,
1491 sizeof(struct drm_display_mode));
1492 src_v = crtc->mode.vdisplay;
1493 dst_v = radeon_crtc->native_mode.vdisplay;
1494 src_h = crtc->mode.hdisplay;
1495 dst_h = radeon_crtc->native_mode.hdisplay;
1497 /* fix up for overscan on hdmi */
1498 if (ASIC_IS_AVIVO(rdev) &&
1499 (!(mode->flags & DRM_MODE_FLAG_INTERLACE)) &&
1500 ((radeon_encoder->underscan_type == UNDERSCAN_ON) ||
1501 ((radeon_encoder->underscan_type == UNDERSCAN_AUTO) &&
1502 drm_detect_hdmi_monitor(radeon_connector->edid) &&
1503 is_hdtv_mode(mode)))) {
1504 if (radeon_encoder->underscan_hborder != 0)
1505 radeon_crtc->h_border = radeon_encoder->underscan_hborder;
1507 radeon_crtc->h_border = (mode->hdisplay >> 5) + 16;
1508 if (radeon_encoder->underscan_vborder != 0)
1509 radeon_crtc->v_border = radeon_encoder->underscan_vborder;
1511 radeon_crtc->v_border = (mode->vdisplay >> 5) + 16;
1512 radeon_crtc->rmx_type = RMX_FULL;
1513 src_v = crtc->mode.vdisplay;
1514 dst_v = crtc->mode.vdisplay - (radeon_crtc->v_border * 2);
1515 src_h = crtc->mode.hdisplay;
1516 dst_h = crtc->mode.hdisplay - (radeon_crtc->h_border * 2);
1520 if (radeon_crtc->rmx_type != radeon_encoder->rmx_type) {
1521 /* WARNING: Right now this can't happen but
1522 * in the future we need to check that scaling
1523 * are consistent across different encoder
1524 * (ie all encoder can work with the same
1527 DRM_ERROR("Scaling not consistent across encoder.\n");
1532 if (radeon_crtc->rmx_type != RMX_OFF) {
1534 a.full = dfixed_const(src_v);
1535 b.full = dfixed_const(dst_v);
1536 radeon_crtc->vsc.full = dfixed_div(a, b);
1537 a.full = dfixed_const(src_h);
1538 b.full = dfixed_const(dst_h);
1539 radeon_crtc->hsc.full = dfixed_div(a, b);
1541 radeon_crtc->vsc.full = dfixed_const(1);
1542 radeon_crtc->hsc.full = dfixed_const(1);
1548 * Retrieve current video scanout position of crtc on a given gpu.
1550 * \param dev Device to query.
1551 * \param crtc Crtc to query.
1552 * \param *vpos Location where vertical scanout position should be stored.
1553 * \param *hpos Location where horizontal scanout position should go.
1555 * Returns vpos as a positive number while in active scanout area.
1556 * Returns vpos as a negative number inside vblank, counting the number
1557 * of scanlines to go until end of vblank, e.g., -1 means "one scanline
1558 * until start of active scanout / end of vblank."
1560 * \return Flags, or'ed together as follows:
1562 * DRM_SCANOUTPOS_VALID = Query successful.
1563 * DRM_SCANOUTPOS_INVBL = Inside vblank.
1564 * DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of
1565 * this flag means that returned position may be offset by a constant but
1566 * unknown small number of scanlines wrt. real scanout position.
1569 int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc, int *vpos, int *hpos)
1571 u32 stat_crtc = 0, vbl = 0, position = 0;
1572 int vbl_start, vbl_end, vtotal, ret = 0;
1575 struct radeon_device *rdev = dev->dev_private;
1577 if (ASIC_IS_DCE4(rdev)) {
1579 vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
1580 EVERGREEN_CRTC0_REGISTER_OFFSET);
1581 position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
1582 EVERGREEN_CRTC0_REGISTER_OFFSET);
1583 ret |= DRM_SCANOUTPOS_VALID;
1586 vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
1587 EVERGREEN_CRTC1_REGISTER_OFFSET);
1588 position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
1589 EVERGREEN_CRTC1_REGISTER_OFFSET);
1590 ret |= DRM_SCANOUTPOS_VALID;
1593 vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
1594 EVERGREEN_CRTC2_REGISTER_OFFSET);
1595 position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
1596 EVERGREEN_CRTC2_REGISTER_OFFSET);
1597 ret |= DRM_SCANOUTPOS_VALID;
1600 vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
1601 EVERGREEN_CRTC3_REGISTER_OFFSET);
1602 position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
1603 EVERGREEN_CRTC3_REGISTER_OFFSET);
1604 ret |= DRM_SCANOUTPOS_VALID;
1607 vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
1608 EVERGREEN_CRTC4_REGISTER_OFFSET);
1609 position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
1610 EVERGREEN_CRTC4_REGISTER_OFFSET);
1611 ret |= DRM_SCANOUTPOS_VALID;
1614 vbl = RREG32(EVERGREEN_CRTC_V_BLANK_START_END +
1615 EVERGREEN_CRTC5_REGISTER_OFFSET);
1616 position = RREG32(EVERGREEN_CRTC_STATUS_POSITION +
1617 EVERGREEN_CRTC5_REGISTER_OFFSET);
1618 ret |= DRM_SCANOUTPOS_VALID;
1620 } else if (ASIC_IS_AVIVO(rdev)) {
1622 vbl = RREG32(AVIVO_D1CRTC_V_BLANK_START_END);
1623 position = RREG32(AVIVO_D1CRTC_STATUS_POSITION);
1624 ret |= DRM_SCANOUTPOS_VALID;
1627 vbl = RREG32(AVIVO_D2CRTC_V_BLANK_START_END);
1628 position = RREG32(AVIVO_D2CRTC_STATUS_POSITION);
1629 ret |= DRM_SCANOUTPOS_VALID;
1632 /* Pre-AVIVO: Different encoding of scanout pos and vblank interval. */
1634 /* Assume vbl_end == 0, get vbl_start from
1637 vbl = (RREG32(RADEON_CRTC_V_TOTAL_DISP) &
1638 RADEON_CRTC_V_DISP) >> RADEON_CRTC_V_DISP_SHIFT;
1639 /* Only retrieve vpos from upper 16 bits, set hpos == 0. */
1640 position = (RREG32(RADEON_CRTC_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL;
1641 stat_crtc = RREG32(RADEON_CRTC_STATUS);
1642 if (!(stat_crtc & 1))
1645 ret |= DRM_SCANOUTPOS_VALID;
1648 vbl = (RREG32(RADEON_CRTC2_V_TOTAL_DISP) &
1649 RADEON_CRTC_V_DISP) >> RADEON_CRTC_V_DISP_SHIFT;
1650 position = (RREG32(RADEON_CRTC2_VLINE_CRNT_VLINE) >> 16) & RADEON_CRTC_V_TOTAL;
1651 stat_crtc = RREG32(RADEON_CRTC2_STATUS);
1652 if (!(stat_crtc & 1))
1655 ret |= DRM_SCANOUTPOS_VALID;
1659 /* Decode into vertical and horizontal scanout position. */
1660 *vpos = position & 0x1fff;
1661 *hpos = (position >> 16) & 0x1fff;
1663 /* Valid vblank area boundaries from gpu retrieved? */
1666 ret |= DRM_SCANOUTPOS_ACCURATE;
1667 vbl_start = vbl & 0x1fff;
1668 vbl_end = (vbl >> 16) & 0x1fff;
1671 /* No: Fake something reasonable which gives at least ok results. */
1672 vbl_start = rdev->mode_info.crtcs[crtc]->base.hwmode.crtc_vdisplay;
1676 /* Test scanout position against vblank region. */
1677 if ((*vpos < vbl_start) && (*vpos >= vbl_end))
1680 /* Check if inside vblank area and apply corrective offsets:
1681 * vpos will then be >=0 in video scanout area, but negative
1682 * within vblank area, counting down the number of lines until
1686 /* Inside "upper part" of vblank area? Apply corrective offset if so: */
1687 if (in_vbl && (*vpos >= vbl_start)) {
1688 vtotal = rdev->mode_info.crtcs[crtc]->base.hwmode.crtc_vtotal;
1689 *vpos = *vpos - vtotal;
1692 /* Correct for shifted end of vbl at vbl_end. */
1693 *vpos = *vpos - vbl_end;
1697 ret |= DRM_SCANOUTPOS_INVBL;