2 * Copyright (C) 2008 Maarten Maathuis.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 #include "drm_crtc_helper.h"
31 #define NOUVEAU_DMA_DEBUG (nouveau_reg_debug & NOUVEAU_REG_DEBUG_EVO)
32 #include "nouveau_reg.h"
33 #include "nouveau_drv.h"
34 #include "nouveau_hw.h"
35 #include "nouveau_encoder.h"
36 #include "nouveau_crtc.h"
37 #include "nouveau_fb.h"
38 #include "nouveau_connector.h"
39 #include "nv50_display.h"
42 nv50_crtc_lut_load(struct drm_crtc *crtc)
44 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
45 void __iomem *lut = nvbo_kmap_obj_iovirtual(nv_crtc->lut.nvbo);
48 NV_DEBUG_KMS(crtc->dev, "\n");
50 for (i = 0; i < 256; i++) {
51 writew(nv_crtc->lut.r[i] >> 2, lut + 8*i + 0);
52 writew(nv_crtc->lut.g[i] >> 2, lut + 8*i + 2);
53 writew(nv_crtc->lut.b[i] >> 2, lut + 8*i + 4);
56 if (nv_crtc->lut.depth == 30) {
57 writew(nv_crtc->lut.r[i - 1] >> 2, lut + 8*i + 0);
58 writew(nv_crtc->lut.g[i - 1] >> 2, lut + 8*i + 2);
59 writew(nv_crtc->lut.b[i - 1] >> 2, lut + 8*i + 4);
64 nv50_crtc_blank(struct nouveau_crtc *nv_crtc, bool blanked)
66 struct drm_device *dev = nv_crtc->base.dev;
67 struct drm_nouveau_private *dev_priv = dev->dev_private;
68 struct nouveau_channel *evo = dev_priv->evo;
69 int index = nv_crtc->index, ret;
71 NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
72 NV_DEBUG_KMS(dev, "%s\n", blanked ? "blanked" : "unblanked");
75 nv_crtc->cursor.hide(nv_crtc, false);
77 ret = RING_SPACE(evo, dev_priv->chipset != 0x50 ? 7 : 5);
79 NV_ERROR(dev, "no space while blanking crtc\n");
82 BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, CLUT_MODE), 2);
83 OUT_RING(evo, NV50_EVO_CRTC_CLUT_MODE_BLANK);
85 if (dev_priv->chipset != 0x50) {
86 BEGIN_RING(evo, 0, NV84_EVO_CRTC(index, CLUT_DMA), 1);
87 OUT_RING(evo, NV84_EVO_CRTC_CLUT_DMA_HANDLE_NONE);
90 BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, FB_DMA), 1);
91 OUT_RING(evo, NV50_EVO_CRTC_FB_DMA_HANDLE_NONE);
93 if (nv_crtc->cursor.visible)
94 nv_crtc->cursor.show(nv_crtc, false);
96 nv_crtc->cursor.hide(nv_crtc, false);
98 ret = RING_SPACE(evo, dev_priv->chipset != 0x50 ? 10 : 8);
100 NV_ERROR(dev, "no space while unblanking crtc\n");
103 BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, CLUT_MODE), 2);
104 OUT_RING(evo, nv_crtc->lut.depth == 8 ?
105 NV50_EVO_CRTC_CLUT_MODE_OFF :
106 NV50_EVO_CRTC_CLUT_MODE_ON);
107 OUT_RING(evo, (nv_crtc->lut.nvbo->bo.mem.start << PAGE_SHIFT) >> 8);
108 if (dev_priv->chipset != 0x50) {
109 BEGIN_RING(evo, 0, NV84_EVO_CRTC(index, CLUT_DMA), 1);
110 OUT_RING(evo, NvEvoVRAM);
113 BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, FB_OFFSET), 2);
114 OUT_RING(evo, nv_crtc->fb.offset >> 8);
116 BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, FB_DMA), 1);
117 if (dev_priv->chipset != 0x50)
118 if (nv_crtc->fb.tile_flags == 0x7a00)
119 OUT_RING(evo, NvEvoFB32);
121 if (nv_crtc->fb.tile_flags == 0x7000)
122 OUT_RING(evo, NvEvoFB16);
124 OUT_RING(evo, NvEvoVRAM);
126 OUT_RING(evo, NvEvoVRAM);
129 nv_crtc->fb.blanked = blanked;
134 nv50_crtc_set_dither(struct nouveau_crtc *nv_crtc, bool on, bool update)
136 struct drm_device *dev = nv_crtc->base.dev;
137 struct drm_nouveau_private *dev_priv = dev->dev_private;
138 struct nouveau_channel *evo = dev_priv->evo;
141 NV_DEBUG_KMS(dev, "\n");
143 ret = RING_SPACE(evo, 2 + (update ? 2 : 0));
145 NV_ERROR(dev, "no space while setting dither\n");
149 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, DITHER_CTRL), 1);
151 OUT_RING(evo, NV50_EVO_CRTC_DITHER_CTRL_ON);
153 OUT_RING(evo, NV50_EVO_CRTC_DITHER_CTRL_OFF);
156 BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1);
164 struct nouveau_connector *
165 nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
167 struct drm_device *dev = nv_crtc->base.dev;
168 struct drm_connector *connector;
169 struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
171 /* The safest approach is to find an encoder with the right crtc, that
172 * is also linked to a connector. */
173 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
174 if (connector->encoder)
175 if (connector->encoder->crtc == crtc)
176 return nouveau_connector(connector);
183 nv50_crtc_set_scale(struct nouveau_crtc *nv_crtc, int scaling_mode, bool update)
185 struct nouveau_connector *nv_connector =
186 nouveau_crtc_connector_get(nv_crtc);
187 struct drm_device *dev = nv_crtc->base.dev;
188 struct drm_nouveau_private *dev_priv = dev->dev_private;
189 struct nouveau_channel *evo = dev_priv->evo;
190 struct drm_display_mode *native_mode = NULL;
191 struct drm_display_mode *mode = &nv_crtc->base.mode;
192 uint32_t outX, outY, horiz, vert;
195 NV_DEBUG_KMS(dev, "\n");
197 switch (scaling_mode) {
198 case DRM_MODE_SCALE_NONE:
201 if (!nv_connector || !nv_connector->native_mode) {
202 NV_ERROR(dev, "No native mode, forcing panel scaling\n");
203 scaling_mode = DRM_MODE_SCALE_NONE;
205 native_mode = nv_connector->native_mode;
210 switch (scaling_mode) {
211 case DRM_MODE_SCALE_ASPECT:
212 horiz = (native_mode->hdisplay << 19) / mode->hdisplay;
213 vert = (native_mode->vdisplay << 19) / mode->vdisplay;
216 outX = (mode->hdisplay * horiz) >> 19;
217 outY = (mode->vdisplay * horiz) >> 19;
219 outX = (mode->hdisplay * vert) >> 19;
220 outY = (mode->vdisplay * vert) >> 19;
223 case DRM_MODE_SCALE_FULLSCREEN:
224 outX = native_mode->hdisplay;
225 outY = native_mode->vdisplay;
227 case DRM_MODE_SCALE_CENTER:
228 case DRM_MODE_SCALE_NONE:
230 outX = mode->hdisplay;
231 outY = mode->vdisplay;
235 ret = RING_SPACE(evo, update ? 7 : 5);
239 /* Got a better name for SCALER_ACTIVE? */
240 /* One day i've got to really figure out why this is needed. */
241 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, SCALE_CTRL), 1);
242 if ((mode->flags & DRM_MODE_FLAG_DBLSCAN) ||
243 (mode->flags & DRM_MODE_FLAG_INTERLACE) ||
244 mode->hdisplay != outX || mode->vdisplay != outY) {
245 OUT_RING(evo, NV50_EVO_CRTC_SCALE_CTRL_ACTIVE);
247 OUT_RING(evo, NV50_EVO_CRTC_SCALE_CTRL_INACTIVE);
250 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, SCALE_RES1), 2);
251 OUT_RING(evo, outY << 16 | outX);
252 OUT_RING(evo, outY << 16 | outX);
255 BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1);
264 nv50_crtc_set_clock(struct drm_device *dev, int head, int pclk)
266 struct drm_nouveau_private *dev_priv = dev->dev_private;
269 int ret, N1, M1, N2, M2, P;
271 ret = get_pll_limits(dev, PLL_VPLL0 + head, &pll);
275 if (pll.vco2.maxfreq) {
276 ret = nv50_calc_pll(dev, &pll, pclk, &N1, &M1, &N2, &M2, &P);
280 NV_DEBUG(dev, "pclk %d out %d NM1 %d %d NM2 %d %d P %d\n",
281 pclk, ret, N1, M1, N2, M2, P);
283 reg1 = nv_rd32(dev, pll.reg + 4) & 0xff00ff00;
284 reg2 = nv_rd32(dev, pll.reg + 8) & 0x8000ff00;
285 nv_wr32(dev, pll.reg + 0, 0x10000611);
286 nv_wr32(dev, pll.reg + 4, reg1 | (M1 << 16) | N1);
287 nv_wr32(dev, pll.reg + 8, reg2 | (P << 28) | (M2 << 16) | N2);
289 if (dev_priv->chipset < NV_C0) {
290 ret = nv50_calc_pll2(dev, &pll, pclk, &N1, &N2, &M1, &P);
294 NV_DEBUG(dev, "pclk %d out %d N %d fN 0x%04x M %d P %d\n",
295 pclk, ret, N1, N2, M1, P);
297 reg1 = nv_rd32(dev, pll.reg + 4) & 0xffc00000;
298 nv_wr32(dev, pll.reg + 0, 0x50000610);
299 nv_wr32(dev, pll.reg + 4, reg1 | (P << 16) | (M1 << 8) | N1);
300 nv_wr32(dev, pll.reg + 8, N2);
302 ret = nv50_calc_pll2(dev, &pll, pclk, &N1, &N2, &M1, &P);
306 NV_DEBUG(dev, "pclk %d out %d N %d fN 0x%04x M %d P %d\n",
307 pclk, ret, N1, N2, M1, P);
309 nv_mask(dev, pll.reg + 0x0c, 0x00000000, 0x00000100);
310 nv_wr32(dev, pll.reg + 0x04, (P << 16) | (N1 << 8) | M1);
311 nv_wr32(dev, pll.reg + 0x10, N2 << 16);
318 nv50_crtc_destroy(struct drm_crtc *crtc)
320 struct drm_device *dev;
321 struct nouveau_crtc *nv_crtc;
327 nv_crtc = nouveau_crtc(crtc);
329 NV_DEBUG_KMS(dev, "\n");
331 drm_crtc_cleanup(&nv_crtc->base);
333 nv50_cursor_fini(nv_crtc);
335 nouveau_bo_unmap(nv_crtc->lut.nvbo);
336 nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo);
337 nouveau_bo_unmap(nv_crtc->cursor.nvbo);
338 nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo);
339 kfree(nv_crtc->mode);
344 nv50_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
345 uint32_t buffer_handle, uint32_t width, uint32_t height)
347 struct drm_device *dev = crtc->dev;
348 struct drm_nouveau_private *dev_priv = dev->dev_private;
349 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
350 struct nouveau_bo *cursor = NULL;
351 struct drm_gem_object *gem;
354 if (width != 64 || height != 64)
357 if (!buffer_handle) {
358 nv_crtc->cursor.hide(nv_crtc, true);
362 gem = drm_gem_object_lookup(dev, file_priv, buffer_handle);
365 cursor = nouveau_gem_object(gem);
367 ret = nouveau_bo_map(cursor);
371 /* The simple will do for now. */
372 for (i = 0; i < 64 * 64; i++)
373 nouveau_bo_wr32(nv_crtc->cursor.nvbo, i, nouveau_bo_rd32(cursor, i));
375 nouveau_bo_unmap(cursor);
377 nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.nvbo->bo.offset -
378 dev_priv->vm_vram_base);
379 nv_crtc->cursor.show(nv_crtc, true);
382 drm_gem_object_unreference_unlocked(gem);
387 nv50_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
389 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
391 nv_crtc->cursor.set_pos(nv_crtc, x, y);
396 nv50_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b,
397 uint32_t start, uint32_t size)
399 int end = (start + size > 256) ? 256 : start + size, i;
400 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
402 for (i = start; i < end; i++) {
403 nv_crtc->lut.r[i] = r[i];
404 nv_crtc->lut.g[i] = g[i];
405 nv_crtc->lut.b[i] = b[i];
408 /* We need to know the depth before we upload, but it's possible to
409 * get called before a framebuffer is bound. If this is the case,
410 * mark the lut values as dirty by setting depth==0, and it'll be
411 * uploaded on the first mode_set_base()
413 if (!nv_crtc->base.fb) {
414 nv_crtc->lut.depth = 0;
418 nv50_crtc_lut_load(crtc);
422 nv50_crtc_save(struct drm_crtc *crtc)
424 NV_ERROR(crtc->dev, "!!\n");
428 nv50_crtc_restore(struct drm_crtc *crtc)
430 NV_ERROR(crtc->dev, "!!\n");
433 static const struct drm_crtc_funcs nv50_crtc_funcs = {
434 .save = nv50_crtc_save,
435 .restore = nv50_crtc_restore,
436 .cursor_set = nv50_crtc_cursor_set,
437 .cursor_move = nv50_crtc_cursor_move,
438 .gamma_set = nv50_crtc_gamma_set,
439 .set_config = drm_crtc_helper_set_config,
440 .destroy = nv50_crtc_destroy,
444 nv50_crtc_dpms(struct drm_crtc *crtc, int mode)
449 nv50_crtc_prepare(struct drm_crtc *crtc)
451 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
452 struct drm_device *dev = crtc->dev;
454 NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
456 nv50_crtc_blank(nv_crtc, true);
460 nv50_crtc_commit(struct drm_crtc *crtc)
462 struct drm_device *dev = crtc->dev;
463 struct drm_nouveau_private *dev_priv = dev->dev_private;
464 struct nouveau_channel *evo = dev_priv->evo;
465 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
468 NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
470 nv50_crtc_blank(nv_crtc, false);
472 ret = RING_SPACE(evo, 2);
474 NV_ERROR(dev, "no space while committing crtc\n");
477 BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1);
483 nv50_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode,
484 struct drm_display_mode *adjusted_mode)
490 nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, int x, int y,
491 struct drm_framebuffer *old_fb, bool update)
493 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
494 struct drm_device *dev = nv_crtc->base.dev;
495 struct drm_nouveau_private *dev_priv = dev->dev_private;
496 struct nouveau_channel *evo = dev_priv->evo;
497 struct drm_framebuffer *drm_fb = nv_crtc->base.fb;
498 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
501 NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
503 switch (drm_fb->depth) {
505 format = NV50_EVO_CRTC_FB_DEPTH_8;
508 format = NV50_EVO_CRTC_FB_DEPTH_15;
511 format = NV50_EVO_CRTC_FB_DEPTH_16;
515 format = NV50_EVO_CRTC_FB_DEPTH_24;
518 format = NV50_EVO_CRTC_FB_DEPTH_30;
521 NV_ERROR(dev, "unknown depth %d\n", drm_fb->depth);
525 ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM);
530 struct nouveau_framebuffer *ofb = nouveau_framebuffer(old_fb);
531 nouveau_bo_unpin(ofb->nvbo);
534 nv_crtc->fb.offset = fb->nvbo->bo.offset - dev_priv->vm_vram_base;
535 nv_crtc->fb.tile_flags = fb->nvbo->tile_flags;
536 nv_crtc->fb.cpp = drm_fb->bits_per_pixel / 8;
537 if (!nv_crtc->fb.blanked && dev_priv->chipset != 0x50) {
538 ret = RING_SPACE(evo, 2);
542 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_DMA), 1);
543 if (nv_crtc->fb.tile_flags == 0x7a00)
544 OUT_RING(evo, NvEvoFB32);
546 if (nv_crtc->fb.tile_flags == 0x7000)
547 OUT_RING(evo, NvEvoFB16);
549 OUT_RING(evo, NvEvoVRAM);
552 ret = RING_SPACE(evo, 12);
556 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_OFFSET), 5);
557 OUT_RING(evo, nv_crtc->fb.offset >> 8);
559 OUT_RING(evo, (drm_fb->height << 16) | drm_fb->width);
560 if (!nv_crtc->fb.tile_flags) {
561 OUT_RING(evo, drm_fb->pitch | (1 << 20));
563 OUT_RING(evo, ((drm_fb->pitch / 4) << 4) |
564 fb->nvbo->tile_mode);
566 if (dev_priv->chipset == 0x50)
567 OUT_RING(evo, (fb->nvbo->tile_flags << 8) | format);
569 OUT_RING(evo, format);
571 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, CLUT_MODE), 1);
572 OUT_RING(evo, fb->base.depth == 8 ?
573 NV50_EVO_CRTC_CLUT_MODE_OFF : NV50_EVO_CRTC_CLUT_MODE_ON);
575 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, COLOR_CTRL), 1);
576 OUT_RING(evo, NV50_EVO_CRTC_COLOR_CTRL_COLOR);
577 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_POS), 1);
578 OUT_RING(evo, (y << 16) | x);
580 if (nv_crtc->lut.depth != fb->base.depth) {
581 nv_crtc->lut.depth = fb->base.depth;
582 nv50_crtc_lut_load(crtc);
586 ret = RING_SPACE(evo, 2);
589 BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1);
598 nv50_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
599 struct drm_display_mode *adjusted_mode, int x, int y,
600 struct drm_framebuffer *old_fb)
602 struct drm_device *dev = crtc->dev;
603 struct drm_nouveau_private *dev_priv = dev->dev_private;
604 struct nouveau_channel *evo = dev_priv->evo;
605 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
606 struct nouveau_connector *nv_connector = NULL;
607 uint32_t hsync_dur, vsync_dur, hsync_start_to_end, vsync_start_to_end;
608 uint32_t hunk1, vunk1, vunk2a, vunk2b;
611 /* Find the connector attached to this CRTC */
612 nv_connector = nouveau_crtc_connector_get(nv_crtc);
614 *nv_crtc->mode = *adjusted_mode;
616 NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
618 hsync_dur = adjusted_mode->hsync_end - adjusted_mode->hsync_start;
619 vsync_dur = adjusted_mode->vsync_end - adjusted_mode->vsync_start;
620 hsync_start_to_end = adjusted_mode->htotal - adjusted_mode->hsync_start;
621 vsync_start_to_end = adjusted_mode->vtotal - adjusted_mode->vsync_start;
622 /* I can't give this a proper name, anyone else can? */
623 hunk1 = adjusted_mode->htotal -
624 adjusted_mode->hsync_start + adjusted_mode->hdisplay;
625 vunk1 = adjusted_mode->vtotal -
626 adjusted_mode->vsync_start + adjusted_mode->vdisplay;
627 /* Another strange value, this time only for interlaced adjusted_modes. */
628 vunk2a = 2 * adjusted_mode->vtotal -
629 adjusted_mode->vsync_start + adjusted_mode->vdisplay;
630 vunk2b = adjusted_mode->vtotal -
631 adjusted_mode->vsync_start + adjusted_mode->vtotal;
633 if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) {
635 vsync_start_to_end /= 2;
640 if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) {
641 vsync_start_to_end -= 1;
648 ret = RING_SPACE(evo, 17);
652 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, CLOCK), 2);
653 OUT_RING(evo, adjusted_mode->clock | 0x800000);
654 OUT_RING(evo, (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) ? 2 : 0);
656 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, DISPLAY_START), 5);
658 OUT_RING(evo, (adjusted_mode->vtotal << 16) | adjusted_mode->htotal);
659 OUT_RING(evo, (vsync_dur - 1) << 16 | (hsync_dur - 1));
660 OUT_RING(evo, (vsync_start_to_end - 1) << 16 |
661 (hsync_start_to_end - 1));
662 OUT_RING(evo, (vunk1 - 1) << 16 | (hunk1 - 1));
664 if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) {
665 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, UNK0824), 1);
666 OUT_RING(evo, (vunk2b - 1) << 16 | (vunk2a - 1));
672 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, UNK082C), 1);
675 /* This is the actual resolution of the mode. */
676 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, REAL_RES), 1);
677 OUT_RING(evo, (mode->vdisplay << 16) | mode->hdisplay);
678 BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, SCALE_CENTER_OFFSET), 1);
679 OUT_RING(evo, NV50_EVO_CRTC_SCALE_CENTER_OFFSET_VAL(0, 0));
681 nv_crtc->set_dither(nv_crtc, nv_connector->use_dithering, false);
682 nv_crtc->set_scale(nv_crtc, nv_connector->scaling_mode, false);
684 return nv50_crtc_do_mode_set_base(crtc, x, y, old_fb, false);
688 nv50_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
689 struct drm_framebuffer *old_fb)
691 return nv50_crtc_do_mode_set_base(crtc, x, y, old_fb, true);
694 static const struct drm_crtc_helper_funcs nv50_crtc_helper_funcs = {
695 .dpms = nv50_crtc_dpms,
696 .prepare = nv50_crtc_prepare,
697 .commit = nv50_crtc_commit,
698 .mode_fixup = nv50_crtc_mode_fixup,
699 .mode_set = nv50_crtc_mode_set,
700 .mode_set_base = nv50_crtc_mode_set_base,
701 .load_lut = nv50_crtc_lut_load,
705 nv50_crtc_create(struct drm_device *dev, int index)
707 struct nouveau_crtc *nv_crtc = NULL;
710 NV_DEBUG_KMS(dev, "\n");
712 nv_crtc = kzalloc(sizeof(*nv_crtc), GFP_KERNEL);
716 nv_crtc->mode = kzalloc(sizeof(*nv_crtc->mode), GFP_KERNEL);
717 if (!nv_crtc->mode) {
722 /* Default CLUT parameters, will be activated on the hw upon
725 for (i = 0; i < 256; i++) {
726 nv_crtc->lut.r[i] = i << 8;
727 nv_crtc->lut.g[i] = i << 8;
728 nv_crtc->lut.b[i] = i << 8;
730 nv_crtc->lut.depth = 0;
732 ret = nouveau_bo_new(dev, NULL, 4096, 0x100, TTM_PL_FLAG_VRAM,
733 0, 0x0000, false, true, &nv_crtc->lut.nvbo);
735 ret = nouveau_bo_pin(nv_crtc->lut.nvbo, TTM_PL_FLAG_VRAM);
737 ret = nouveau_bo_map(nv_crtc->lut.nvbo);
739 nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo);
743 kfree(nv_crtc->mode);
748 nv_crtc->index = index;
750 /* set function pointers */
751 nv_crtc->set_dither = nv50_crtc_set_dither;
752 nv_crtc->set_scale = nv50_crtc_set_scale;
754 drm_crtc_init(dev, &nv_crtc->base, &nv50_crtc_funcs);
755 drm_crtc_helper_add(&nv_crtc->base, &nv50_crtc_helper_funcs);
756 drm_mode_crtc_set_gamma_size(&nv_crtc->base, 256);
758 ret = nouveau_bo_new(dev, NULL, 64*64*4, 0x100, TTM_PL_FLAG_VRAM,
759 0, 0x0000, false, true, &nv_crtc->cursor.nvbo);
761 ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM);
763 ret = nouveau_bo_map(nv_crtc->cursor.nvbo);
765 nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo);
768 nv50_cursor_init(nv_crtc);