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6ee73861 BS |
1 | /* |
2 | * Copyright (C) 2008 Maarten Maathuis. | |
3 | * All Rights Reserved. | |
4 | * | |
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: | |
12 | * | |
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. | |
16 | * | |
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. | |
24 | * | |
25 | */ | |
26 | ||
27 | #include "drmP.h" | |
28 | #include "drm_mode.h" | |
29 | #include "drm_crtc_helper.h" | |
30 | ||
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" | |
40 | ||
41 | static void | |
42 | nv50_crtc_lut_load(struct drm_crtc *crtc) | |
43 | { | |
44 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
45 | void __iomem *lut = nvbo_kmap_obj_iovirtual(nv_crtc->lut.nvbo); | |
46 | int i; | |
47 | ||
ef2bb506 | 48 | NV_DEBUG_KMS(crtc->dev, "\n"); |
6ee73861 BS |
49 | |
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); | |
54 | } | |
55 | ||
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); | |
60 | } | |
61 | } | |
62 | ||
63 | int | |
64 | nv50_crtc_blank(struct nouveau_crtc *nv_crtc, bool blanked) | |
65 | { | |
66 | struct drm_device *dev = nv_crtc->base.dev; | |
67 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
59c0f578 | 68 | struct nouveau_channel *evo = nv50_display(dev)->master; |
6ee73861 BS |
69 | int index = nv_crtc->index, ret; |
70 | ||
ef2bb506 MM |
71 | NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index); |
72 | NV_DEBUG_KMS(dev, "%s\n", blanked ? "blanked" : "unblanked"); | |
6ee73861 BS |
73 | |
74 | if (blanked) { | |
75 | nv_crtc->cursor.hide(nv_crtc, false); | |
76 | ||
77 | ret = RING_SPACE(evo, dev_priv->chipset != 0x50 ? 7 : 5); | |
78 | if (ret) { | |
79 | NV_ERROR(dev, "no space while blanking crtc\n"); | |
80 | return ret; | |
81 | } | |
82 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, CLUT_MODE), 2); | |
83 | OUT_RING(evo, NV50_EVO_CRTC_CLUT_MODE_BLANK); | |
84 | OUT_RING(evo, 0); | |
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); | |
88 | } | |
89 | ||
90 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, FB_DMA), 1); | |
91 | OUT_RING(evo, NV50_EVO_CRTC_FB_DMA_HANDLE_NONE); | |
92 | } else { | |
93 | if (nv_crtc->cursor.visible) | |
94 | nv_crtc->cursor.show(nv_crtc, false); | |
95 | else | |
96 | nv_crtc->cursor.hide(nv_crtc, false); | |
97 | ||
98 | ret = RING_SPACE(evo, dev_priv->chipset != 0x50 ? 10 : 8); | |
99 | if (ret) { | |
100 | NV_ERROR(dev, "no space while unblanking crtc\n"); | |
101 | return ret; | |
102 | } | |
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); | |
d961db75 | 107 | OUT_RING(evo, (nv_crtc->lut.nvbo->bo.mem.start << PAGE_SHIFT) >> 8); |
6ee73861 BS |
108 | if (dev_priv->chipset != 0x50) { |
109 | BEGIN_RING(evo, 0, NV84_EVO_CRTC(index, CLUT_DMA), 1); | |
110 | OUT_RING(evo, NvEvoVRAM); | |
111 | } | |
112 | ||
113 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, FB_OFFSET), 2); | |
114 | OUT_RING(evo, nv_crtc->fb.offset >> 8); | |
115 | OUT_RING(evo, 0); | |
116 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(index, FB_DMA), 1); | |
117 | if (dev_priv->chipset != 0x50) | |
6d86951a BS |
118 | if (nv_crtc->fb.tile_flags == 0x7a00 || |
119 | nv_crtc->fb.tile_flags == 0xfe00) | |
6ee73861 BS |
120 | OUT_RING(evo, NvEvoFB32); |
121 | else | |
122 | if (nv_crtc->fb.tile_flags == 0x7000) | |
123 | OUT_RING(evo, NvEvoFB16); | |
124 | else | |
6d86951a | 125 | OUT_RING(evo, NvEvoVRAM_LP); |
6ee73861 | 126 | else |
6d86951a | 127 | OUT_RING(evo, NvEvoVRAM_LP); |
6ee73861 BS |
128 | } |
129 | ||
130 | nv_crtc->fb.blanked = blanked; | |
131 | return 0; | |
132 | } | |
133 | ||
134 | static int | |
135 | nv50_crtc_set_dither(struct nouveau_crtc *nv_crtc, bool on, bool update) | |
136 | { | |
137 | struct drm_device *dev = nv_crtc->base.dev; | |
59c0f578 | 138 | struct nouveau_channel *evo = nv50_display(dev)->master; |
6ee73861 BS |
139 | int ret; |
140 | ||
ef2bb506 | 141 | NV_DEBUG_KMS(dev, "\n"); |
6ee73861 BS |
142 | |
143 | ret = RING_SPACE(evo, 2 + (update ? 2 : 0)); | |
144 | if (ret) { | |
145 | NV_ERROR(dev, "no space while setting dither\n"); | |
146 | return ret; | |
147 | } | |
148 | ||
149 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, DITHER_CTRL), 1); | |
150 | if (on) | |
151 | OUT_RING(evo, NV50_EVO_CRTC_DITHER_CTRL_ON); | |
152 | else | |
153 | OUT_RING(evo, NV50_EVO_CRTC_DITHER_CTRL_OFF); | |
154 | ||
155 | if (update) { | |
156 | BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1); | |
157 | OUT_RING(evo, 0); | |
158 | FIRE_RING(evo); | |
159 | } | |
160 | ||
161 | return 0; | |
162 | } | |
163 | ||
164 | struct nouveau_connector * | |
165 | nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc) | |
166 | { | |
167 | struct drm_device *dev = nv_crtc->base.dev; | |
168 | struct drm_connector *connector; | |
169 | struct drm_crtc *crtc = to_drm_crtc(nv_crtc); | |
170 | ||
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); | |
177 | } | |
178 | ||
179 | return NULL; | |
180 | } | |
181 | ||
182 | static int | |
183 | nv50_crtc_set_scale(struct nouveau_crtc *nv_crtc, int scaling_mode, bool update) | |
184 | { | |
185 | struct nouveau_connector *nv_connector = | |
186 | nouveau_crtc_connector_get(nv_crtc); | |
187 | struct drm_device *dev = nv_crtc->base.dev; | |
59c0f578 | 188 | struct nouveau_channel *evo = nv50_display(dev)->master; |
6ee73861 BS |
189 | struct drm_display_mode *native_mode = NULL; |
190 | struct drm_display_mode *mode = &nv_crtc->base.mode; | |
191 | uint32_t outX, outY, horiz, vert; | |
192 | int ret; | |
193 | ||
ef2bb506 | 194 | NV_DEBUG_KMS(dev, "\n"); |
6ee73861 BS |
195 | |
196 | switch (scaling_mode) { | |
197 | case DRM_MODE_SCALE_NONE: | |
198 | break; | |
199 | default: | |
200 | if (!nv_connector || !nv_connector->native_mode) { | |
201 | NV_ERROR(dev, "No native mode, forcing panel scaling\n"); | |
202 | scaling_mode = DRM_MODE_SCALE_NONE; | |
203 | } else { | |
204 | native_mode = nv_connector->native_mode; | |
205 | } | |
206 | break; | |
207 | } | |
208 | ||
209 | switch (scaling_mode) { | |
210 | case DRM_MODE_SCALE_ASPECT: | |
211 | horiz = (native_mode->hdisplay << 19) / mode->hdisplay; | |
212 | vert = (native_mode->vdisplay << 19) / mode->vdisplay; | |
213 | ||
214 | if (vert > horiz) { | |
215 | outX = (mode->hdisplay * horiz) >> 19; | |
216 | outY = (mode->vdisplay * horiz) >> 19; | |
217 | } else { | |
218 | outX = (mode->hdisplay * vert) >> 19; | |
219 | outY = (mode->vdisplay * vert) >> 19; | |
220 | } | |
221 | break; | |
222 | case DRM_MODE_SCALE_FULLSCREEN: | |
223 | outX = native_mode->hdisplay; | |
224 | outY = native_mode->vdisplay; | |
225 | break; | |
226 | case DRM_MODE_SCALE_CENTER: | |
227 | case DRM_MODE_SCALE_NONE: | |
228 | default: | |
229 | outX = mode->hdisplay; | |
230 | outY = mode->vdisplay; | |
231 | break; | |
232 | } | |
233 | ||
234 | ret = RING_SPACE(evo, update ? 7 : 5); | |
235 | if (ret) | |
236 | return ret; | |
237 | ||
238 | /* Got a better name for SCALER_ACTIVE? */ | |
239 | /* One day i've got to really figure out why this is needed. */ | |
240 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, SCALE_CTRL), 1); | |
241 | if ((mode->flags & DRM_MODE_FLAG_DBLSCAN) || | |
242 | (mode->flags & DRM_MODE_FLAG_INTERLACE) || | |
243 | mode->hdisplay != outX || mode->vdisplay != outY) { | |
244 | OUT_RING(evo, NV50_EVO_CRTC_SCALE_CTRL_ACTIVE); | |
245 | } else { | |
246 | OUT_RING(evo, NV50_EVO_CRTC_SCALE_CTRL_INACTIVE); | |
247 | } | |
248 | ||
249 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, SCALE_RES1), 2); | |
250 | OUT_RING(evo, outY << 16 | outX); | |
251 | OUT_RING(evo, outY << 16 | outX); | |
252 | ||
253 | if (update) { | |
254 | BEGIN_RING(evo, 0, NV50_EVO_UPDATE, 1); | |
255 | OUT_RING(evo, 0); | |
256 | FIRE_RING(evo); | |
257 | } | |
258 | ||
259 | return 0; | |
260 | } | |
261 | ||
262 | int | |
263 | nv50_crtc_set_clock(struct drm_device *dev, int head, int pclk) | |
264 | { | |
1ac7b528 | 265 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
e9ebb68b | 266 | struct pll_lims pll; |
5b32165b | 267 | uint32_t reg1, reg2; |
e9ebb68b | 268 | int ret, N1, M1, N2, M2, P; |
6ee73861 | 269 | |
5b32165b | 270 | ret = get_pll_limits(dev, PLL_VPLL0 + head, &pll); |
6ee73861 BS |
271 | if (ret) |
272 | return ret; | |
273 | ||
e9ebb68b BS |
274 | if (pll.vco2.maxfreq) { |
275 | ret = nv50_calc_pll(dev, &pll, pclk, &N1, &M1, &N2, &M2, &P); | |
276 | if (ret <= 0) | |
277 | return 0; | |
6ee73861 | 278 | |
17b96cc3 | 279 | NV_DEBUG(dev, "pclk %d out %d NM1 %d %d NM2 %d %d P %d\n", |
e9ebb68b BS |
280 | pclk, ret, N1, M1, N2, M2, P); |
281 | ||
5b32165b BS |
282 | reg1 = nv_rd32(dev, pll.reg + 4) & 0xff00ff00; |
283 | reg2 = nv_rd32(dev, pll.reg + 8) & 0x8000ff00; | |
284 | nv_wr32(dev, pll.reg + 0, 0x10000611); | |
285 | nv_wr32(dev, pll.reg + 4, reg1 | (M1 << 16) | N1); | |
286 | nv_wr32(dev, pll.reg + 8, reg2 | (P << 28) | (M2 << 16) | N2); | |
1ac7b528 BS |
287 | } else |
288 | if (dev_priv->chipset < NV_C0) { | |
e9ebb68b BS |
289 | ret = nv50_calc_pll2(dev, &pll, pclk, &N1, &N2, &M1, &P); |
290 | if (ret <= 0) | |
291 | return 0; | |
292 | ||
293 | NV_DEBUG(dev, "pclk %d out %d N %d fN 0x%04x M %d P %d\n", | |
294 | pclk, ret, N1, N2, M1, P); | |
17b96cc3 | 295 | |
5b32165b BS |
296 | reg1 = nv_rd32(dev, pll.reg + 4) & 0xffc00000; |
297 | nv_wr32(dev, pll.reg + 0, 0x50000610); | |
298 | nv_wr32(dev, pll.reg + 4, reg1 | (P << 16) | (M1 << 8) | N1); | |
299 | nv_wr32(dev, pll.reg + 8, N2); | |
1ac7b528 BS |
300 | } else { |
301 | ret = nv50_calc_pll2(dev, &pll, pclk, &N1, &N2, &M1, &P); | |
302 | if (ret <= 0) | |
303 | return 0; | |
304 | ||
305 | NV_DEBUG(dev, "pclk %d out %d N %d fN 0x%04x M %d P %d\n", | |
306 | pclk, ret, N1, N2, M1, P); | |
307 | ||
5b32165b BS |
308 | nv_mask(dev, pll.reg + 0x0c, 0x00000000, 0x00000100); |
309 | nv_wr32(dev, pll.reg + 0x04, (P << 16) | (N1 << 8) | M1); | |
310 | nv_wr32(dev, pll.reg + 0x10, N2 << 16); | |
6ee73861 BS |
311 | } |
312 | ||
313 | return 0; | |
314 | } | |
315 | ||
316 | static void | |
317 | nv50_crtc_destroy(struct drm_crtc *crtc) | |
318 | { | |
dd19e44b MS |
319 | struct drm_device *dev; |
320 | struct nouveau_crtc *nv_crtc; | |
6ee73861 BS |
321 | |
322 | if (!crtc) | |
323 | return; | |
324 | ||
dd19e44b MS |
325 | dev = crtc->dev; |
326 | nv_crtc = nouveau_crtc(crtc); | |
327 | ||
328 | NV_DEBUG_KMS(dev, "\n"); | |
329 | ||
6ee73861 BS |
330 | drm_crtc_cleanup(&nv_crtc->base); |
331 | ||
332 | nv50_cursor_fini(nv_crtc); | |
333 | ||
9d59e8a1 | 334 | nouveau_bo_unmap(nv_crtc->lut.nvbo); |
6ee73861 | 335 | nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo); |
9d59e8a1 | 336 | nouveau_bo_unmap(nv_crtc->cursor.nvbo); |
6ee73861 BS |
337 | nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo); |
338 | kfree(nv_crtc->mode); | |
339 | kfree(nv_crtc); | |
340 | } | |
341 | ||
342 | int | |
343 | nv50_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, | |
344 | uint32_t buffer_handle, uint32_t width, uint32_t height) | |
345 | { | |
346 | struct drm_device *dev = crtc->dev; | |
6ee73861 BS |
347 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
348 | struct nouveau_bo *cursor = NULL; | |
349 | struct drm_gem_object *gem; | |
350 | int ret = 0, i; | |
351 | ||
352 | if (width != 64 || height != 64) | |
353 | return -EINVAL; | |
354 | ||
355 | if (!buffer_handle) { | |
356 | nv_crtc->cursor.hide(nv_crtc, true); | |
357 | return 0; | |
358 | } | |
359 | ||
360 | gem = drm_gem_object_lookup(dev, file_priv, buffer_handle); | |
361 | if (!gem) | |
bf79cb91 | 362 | return -ENOENT; |
6ee73861 BS |
363 | cursor = nouveau_gem_object(gem); |
364 | ||
365 | ret = nouveau_bo_map(cursor); | |
366 | if (ret) | |
367 | goto out; | |
368 | ||
369 | /* The simple will do for now. */ | |
370 | for (i = 0; i < 64 * 64; i++) | |
371 | nouveau_bo_wr32(nv_crtc->cursor.nvbo, i, nouveau_bo_rd32(cursor, i)); | |
372 | ||
373 | nouveau_bo_unmap(cursor); | |
374 | ||
4c136142 | 375 | nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.nvbo->bo.mem.start << PAGE_SHIFT); |
6ee73861 BS |
376 | nv_crtc->cursor.show(nv_crtc, true); |
377 | ||
378 | out: | |
bc9025bd | 379 | drm_gem_object_unreference_unlocked(gem); |
6ee73861 BS |
380 | return ret; |
381 | } | |
382 | ||
383 | int | |
384 | nv50_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) | |
385 | { | |
386 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
387 | ||
388 | nv_crtc->cursor.set_pos(nv_crtc, x, y); | |
389 | return 0; | |
390 | } | |
391 | ||
392 | static void | |
393 | nv50_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 394 | uint32_t start, uint32_t size) |
6ee73861 | 395 | { |
7203425a | 396 | int end = (start + size > 256) ? 256 : start + size, i; |
6ee73861 | 397 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
6ee73861 | 398 | |
7203425a | 399 | for (i = start; i < end; i++) { |
6ee73861 BS |
400 | nv_crtc->lut.r[i] = r[i]; |
401 | nv_crtc->lut.g[i] = g[i]; | |
402 | nv_crtc->lut.b[i] = b[i]; | |
403 | } | |
404 | ||
405 | /* We need to know the depth before we upload, but it's possible to | |
406 | * get called before a framebuffer is bound. If this is the case, | |
407 | * mark the lut values as dirty by setting depth==0, and it'll be | |
408 | * uploaded on the first mode_set_base() | |
409 | */ | |
410 | if (!nv_crtc->base.fb) { | |
411 | nv_crtc->lut.depth = 0; | |
412 | return; | |
413 | } | |
414 | ||
415 | nv50_crtc_lut_load(crtc); | |
416 | } | |
417 | ||
418 | static void | |
419 | nv50_crtc_save(struct drm_crtc *crtc) | |
420 | { | |
421 | NV_ERROR(crtc->dev, "!!\n"); | |
422 | } | |
423 | ||
424 | static void | |
425 | nv50_crtc_restore(struct drm_crtc *crtc) | |
426 | { | |
427 | NV_ERROR(crtc->dev, "!!\n"); | |
428 | } | |
429 | ||
430 | static const struct drm_crtc_funcs nv50_crtc_funcs = { | |
431 | .save = nv50_crtc_save, | |
432 | .restore = nv50_crtc_restore, | |
433 | .cursor_set = nv50_crtc_cursor_set, | |
434 | .cursor_move = nv50_crtc_cursor_move, | |
435 | .gamma_set = nv50_crtc_gamma_set, | |
436 | .set_config = drm_crtc_helper_set_config, | |
332b242f | 437 | .page_flip = nouveau_crtc_page_flip, |
6ee73861 BS |
438 | .destroy = nv50_crtc_destroy, |
439 | }; | |
440 | ||
441 | static void | |
442 | nv50_crtc_dpms(struct drm_crtc *crtc, int mode) | |
443 | { | |
444 | } | |
445 | ||
60f60bf1 BS |
446 | static int |
447 | nv50_crtc_wait_complete(struct drm_crtc *crtc) | |
448 | { | |
449 | struct drm_device *dev = crtc->dev; | |
450 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
451 | struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer; | |
452 | struct nv50_display *disp = nv50_display(dev); | |
453 | struct nouveau_channel *evo = disp->master; | |
454 | u64 start; | |
455 | int ret; | |
456 | ||
457 | ret = RING_SPACE(evo, 6); | |
458 | if (ret) | |
459 | return ret; | |
460 | BEGIN_RING(evo, 0, 0x0084, 1); | |
461 | OUT_RING (evo, 0x80000000); | |
462 | BEGIN_RING(evo, 0, 0x0080, 1); | |
463 | OUT_RING (evo, 0); | |
464 | BEGIN_RING(evo, 0, 0x0084, 1); | |
465 | OUT_RING (evo, 0x00000000); | |
466 | ||
467 | nv_wo32(disp->ntfy, 0x000, 0x00000000); | |
468 | FIRE_RING (evo); | |
469 | ||
470 | start = ptimer->read(dev); | |
471 | do { | |
472 | nv_wr32(dev, 0x61002c, 0x370); | |
473 | nv_wr32(dev, 0x000140, 1); | |
474 | ||
475 | if (nv_ro32(disp->ntfy, 0x000)) | |
476 | return 0; | |
477 | } while (ptimer->read(dev) - start < 2000000000ULL); | |
478 | ||
479 | return -EBUSY; | |
480 | } | |
481 | ||
6ee73861 BS |
482 | static void |
483 | nv50_crtc_prepare(struct drm_crtc *crtc) | |
484 | { | |
485 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
486 | struct drm_device *dev = crtc->dev; | |
6ee73861 | 487 | |
ef2bb506 | 488 | NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index); |
6ee73861 | 489 | |
1c180fa5 | 490 | drm_vblank_pre_modeset(dev, nv_crtc->index); |
6ee73861 BS |
491 | nv50_crtc_blank(nv_crtc, true); |
492 | } | |
493 | ||
494 | static void | |
495 | nv50_crtc_commit(struct drm_crtc *crtc) | |
496 | { | |
6ee73861 | 497 | struct drm_device *dev = crtc->dev; |
6ee73861 | 498 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
6ee73861 | 499 | |
ef2bb506 | 500 | NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index); |
6ee73861 BS |
501 | |
502 | nv50_crtc_blank(nv_crtc, false); | |
1c180fa5 | 503 | drm_vblank_post_modeset(dev, nv_crtc->index); |
60f60bf1 | 504 | nv50_crtc_wait_complete(crtc); |
6ee73861 BS |
505 | } |
506 | ||
507 | static bool | |
508 | nv50_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode, | |
509 | struct drm_display_mode *adjusted_mode) | |
510 | { | |
511 | return true; | |
512 | } | |
513 | ||
514 | static int | |
be64c2bb CB |
515 | nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, |
516 | struct drm_framebuffer *passed_fb, | |
60f60bf1 | 517 | int x, int y, bool atomic) |
6ee73861 BS |
518 | { |
519 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
520 | struct drm_device *dev = nv_crtc->base.dev; | |
521 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
59c0f578 | 522 | struct nouveau_channel *evo = nv50_display(dev)->master; |
6ee73861 BS |
523 | struct drm_framebuffer *drm_fb = nv_crtc->base.fb; |
524 | struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); | |
45c4e0aa | 525 | int ret; |
6ee73861 | 526 | |
ef2bb506 | 527 | NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index); |
6ee73861 | 528 | |
be64c2bb CB |
529 | /* If atomic, we want to switch to the fb we were passed, so |
530 | * now we update pointers to do that. (We don't pin; just | |
531 | * assume we're already pinned and update the base address.) | |
532 | */ | |
533 | if (atomic) { | |
534 | drm_fb = passed_fb; | |
535 | fb = nouveau_framebuffer(passed_fb); | |
536 | } | |
537 | else { | |
538 | /* If not atomic, we can go ahead and pin, and unpin the | |
539 | * old fb we were passed. | |
540 | */ | |
541 | ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM); | |
542 | if (ret) | |
543 | return ret; | |
544 | ||
545 | if (passed_fb) { | |
546 | struct nouveau_framebuffer *ofb = nouveau_framebuffer(passed_fb); | |
547 | nouveau_bo_unpin(ofb->nvbo); | |
548 | } | |
549 | } | |
550 | ||
4c136142 | 551 | nv_crtc->fb.offset = fb->nvbo->bo.mem.start << PAGE_SHIFT; |
f13b3263 | 552 | nv_crtc->fb.tile_flags = nouveau_bo_tile_layout(fb->nvbo); |
6ee73861 BS |
553 | nv_crtc->fb.cpp = drm_fb->bits_per_pixel / 8; |
554 | if (!nv_crtc->fb.blanked && dev_priv->chipset != 0x50) { | |
555 | ret = RING_SPACE(evo, 2); | |
556 | if (ret) | |
557 | return ret; | |
558 | ||
559 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_DMA), 1); | |
45c4e0aa | 560 | OUT_RING (evo, fb->r_dma); |
6ee73861 BS |
561 | } |
562 | ||
563 | ret = RING_SPACE(evo, 12); | |
564 | if (ret) | |
565 | return ret; | |
566 | ||
567 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_OFFSET), 5); | |
45c4e0aa BS |
568 | OUT_RING (evo, nv_crtc->fb.offset >> 8); |
569 | OUT_RING (evo, 0); | |
570 | OUT_RING (evo, (drm_fb->height << 16) | drm_fb->width); | |
571 | OUT_RING (evo, fb->r_pitch); | |
572 | OUT_RING (evo, fb->r_format); | |
6ee73861 BS |
573 | |
574 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, CLUT_MODE), 1); | |
45c4e0aa BS |
575 | OUT_RING (evo, fb->base.depth == 8 ? |
576 | NV50_EVO_CRTC_CLUT_MODE_OFF : NV50_EVO_CRTC_CLUT_MODE_ON); | |
6ee73861 BS |
577 | |
578 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, COLOR_CTRL), 1); | |
45c4e0aa | 579 | OUT_RING (evo, NV50_EVO_CRTC_COLOR_CTRL_COLOR); |
6ee73861 | 580 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_POS), 1); |
45c4e0aa | 581 | OUT_RING (evo, (y << 16) | x); |
6ee73861 BS |
582 | |
583 | if (nv_crtc->lut.depth != fb->base.depth) { | |
584 | nv_crtc->lut.depth = fb->base.depth; | |
585 | nv50_crtc_lut_load(crtc); | |
586 | } | |
587 | ||
6ee73861 BS |
588 | return 0; |
589 | } | |
590 | ||
591 | static int | |
592 | nv50_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, | |
593 | struct drm_display_mode *adjusted_mode, int x, int y, | |
594 | struct drm_framebuffer *old_fb) | |
595 | { | |
596 | struct drm_device *dev = crtc->dev; | |
59c0f578 | 597 | struct nouveau_channel *evo = nv50_display(dev)->master; |
6ee73861 BS |
598 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
599 | struct nouveau_connector *nv_connector = NULL; | |
600 | uint32_t hsync_dur, vsync_dur, hsync_start_to_end, vsync_start_to_end; | |
601 | uint32_t hunk1, vunk1, vunk2a, vunk2b; | |
602 | int ret; | |
603 | ||
604 | /* Find the connector attached to this CRTC */ | |
605 | nv_connector = nouveau_crtc_connector_get(nv_crtc); | |
606 | ||
607 | *nv_crtc->mode = *adjusted_mode; | |
608 | ||
ef2bb506 | 609 | NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index); |
6ee73861 BS |
610 | |
611 | hsync_dur = adjusted_mode->hsync_end - adjusted_mode->hsync_start; | |
612 | vsync_dur = adjusted_mode->vsync_end - adjusted_mode->vsync_start; | |
613 | hsync_start_to_end = adjusted_mode->htotal - adjusted_mode->hsync_start; | |
614 | vsync_start_to_end = adjusted_mode->vtotal - adjusted_mode->vsync_start; | |
615 | /* I can't give this a proper name, anyone else can? */ | |
616 | hunk1 = adjusted_mode->htotal - | |
617 | adjusted_mode->hsync_start + adjusted_mode->hdisplay; | |
618 | vunk1 = adjusted_mode->vtotal - | |
619 | adjusted_mode->vsync_start + adjusted_mode->vdisplay; | |
620 | /* Another strange value, this time only for interlaced adjusted_modes. */ | |
621 | vunk2a = 2 * adjusted_mode->vtotal - | |
622 | adjusted_mode->vsync_start + adjusted_mode->vdisplay; | |
623 | vunk2b = adjusted_mode->vtotal - | |
624 | adjusted_mode->vsync_start + adjusted_mode->vtotal; | |
625 | ||
626 | if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) { | |
627 | vsync_dur /= 2; | |
628 | vsync_start_to_end /= 2; | |
629 | vunk1 /= 2; | |
630 | vunk2a /= 2; | |
631 | vunk2b /= 2; | |
632 | /* magic */ | |
633 | if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) { | |
634 | vsync_start_to_end -= 1; | |
635 | vunk1 -= 1; | |
636 | vunk2a -= 1; | |
637 | vunk2b -= 1; | |
638 | } | |
639 | } | |
640 | ||
641 | ret = RING_SPACE(evo, 17); | |
642 | if (ret) | |
643 | return ret; | |
644 | ||
645 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, CLOCK), 2); | |
646 | OUT_RING(evo, adjusted_mode->clock | 0x800000); | |
647 | OUT_RING(evo, (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) ? 2 : 0); | |
648 | ||
649 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, DISPLAY_START), 5); | |
650 | OUT_RING(evo, 0); | |
651 | OUT_RING(evo, (adjusted_mode->vtotal << 16) | adjusted_mode->htotal); | |
652 | OUT_RING(evo, (vsync_dur - 1) << 16 | (hsync_dur - 1)); | |
653 | OUT_RING(evo, (vsync_start_to_end - 1) << 16 | | |
654 | (hsync_start_to_end - 1)); | |
655 | OUT_RING(evo, (vunk1 - 1) << 16 | (hunk1 - 1)); | |
656 | ||
657 | if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) { | |
658 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, UNK0824), 1); | |
659 | OUT_RING(evo, (vunk2b - 1) << 16 | (vunk2a - 1)); | |
660 | } else { | |
661 | OUT_RING(evo, 0); | |
662 | OUT_RING(evo, 0); | |
663 | } | |
664 | ||
665 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, UNK082C), 1); | |
666 | OUT_RING(evo, 0); | |
667 | ||
668 | /* This is the actual resolution of the mode. */ | |
669 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, REAL_RES), 1); | |
670 | OUT_RING(evo, (mode->vdisplay << 16) | mode->hdisplay); | |
671 | BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, SCALE_CENTER_OFFSET), 1); | |
672 | OUT_RING(evo, NV50_EVO_CRTC_SCALE_CENTER_OFFSET_VAL(0, 0)); | |
673 | ||
674 | nv_crtc->set_dither(nv_crtc, nv_connector->use_dithering, false); | |
675 | nv_crtc->set_scale(nv_crtc, nv_connector->scaling_mode, false); | |
676 | ||
60f60bf1 | 677 | return nv50_crtc_do_mode_set_base(crtc, old_fb, x, y, false); |
6ee73861 BS |
678 | } |
679 | ||
680 | static int | |
681 | nv50_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, | |
682 | struct drm_framebuffer *old_fb) | |
683 | { | |
60f60bf1 BS |
684 | int ret; |
685 | ||
686 | ret = nv50_crtc_do_mode_set_base(crtc, old_fb, x, y, false); | |
687 | if (ret) | |
688 | return ret; | |
689 | ||
690 | return nv50_crtc_wait_complete(crtc); | |
be64c2bb CB |
691 | } |
692 | ||
693 | static int | |
694 | nv50_crtc_mode_set_base_atomic(struct drm_crtc *crtc, | |
695 | struct drm_framebuffer *fb, | |
21c74a8e | 696 | int x, int y, enum mode_set_atomic state) |
be64c2bb | 697 | { |
60f60bf1 BS |
698 | int ret; |
699 | ||
700 | ret = nv50_crtc_do_mode_set_base(crtc, fb, x, y, true); | |
701 | if (ret) | |
702 | return ret; | |
703 | ||
704 | return nv50_crtc_wait_complete(crtc); | |
6ee73861 BS |
705 | } |
706 | ||
707 | static const struct drm_crtc_helper_funcs nv50_crtc_helper_funcs = { | |
708 | .dpms = nv50_crtc_dpms, | |
709 | .prepare = nv50_crtc_prepare, | |
710 | .commit = nv50_crtc_commit, | |
711 | .mode_fixup = nv50_crtc_mode_fixup, | |
712 | .mode_set = nv50_crtc_mode_set, | |
713 | .mode_set_base = nv50_crtc_mode_set_base, | |
be64c2bb | 714 | .mode_set_base_atomic = nv50_crtc_mode_set_base_atomic, |
6ee73861 BS |
715 | .load_lut = nv50_crtc_lut_load, |
716 | }; | |
717 | ||
718 | int | |
719 | nv50_crtc_create(struct drm_device *dev, int index) | |
720 | { | |
721 | struct nouveau_crtc *nv_crtc = NULL; | |
722 | int ret, i; | |
723 | ||
ef2bb506 | 724 | NV_DEBUG_KMS(dev, "\n"); |
6ee73861 BS |
725 | |
726 | nv_crtc = kzalloc(sizeof(*nv_crtc), GFP_KERNEL); | |
727 | if (!nv_crtc) | |
728 | return -ENOMEM; | |
729 | ||
730 | nv_crtc->mode = kzalloc(sizeof(*nv_crtc->mode), GFP_KERNEL); | |
731 | if (!nv_crtc->mode) { | |
732 | kfree(nv_crtc); | |
733 | return -ENOMEM; | |
734 | } | |
735 | ||
736 | /* Default CLUT parameters, will be activated on the hw upon | |
737 | * first mode set. | |
738 | */ | |
739 | for (i = 0; i < 256; i++) { | |
740 | nv_crtc->lut.r[i] = i << 8; | |
741 | nv_crtc->lut.g[i] = i << 8; | |
742 | nv_crtc->lut.b[i] = i << 8; | |
743 | } | |
744 | nv_crtc->lut.depth = 0; | |
745 | ||
746 | ret = nouveau_bo_new(dev, NULL, 4096, 0x100, TTM_PL_FLAG_VRAM, | |
747 | 0, 0x0000, false, true, &nv_crtc->lut.nvbo); | |
748 | if (!ret) { | |
749 | ret = nouveau_bo_pin(nv_crtc->lut.nvbo, TTM_PL_FLAG_VRAM); | |
750 | if (!ret) | |
751 | ret = nouveau_bo_map(nv_crtc->lut.nvbo); | |
752 | if (ret) | |
753 | nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo); | |
754 | } | |
755 | ||
756 | if (ret) { | |
757 | kfree(nv_crtc->mode); | |
758 | kfree(nv_crtc); | |
759 | return ret; | |
760 | } | |
761 | ||
762 | nv_crtc->index = index; | |
763 | ||
764 | /* set function pointers */ | |
765 | nv_crtc->set_dither = nv50_crtc_set_dither; | |
766 | nv_crtc->set_scale = nv50_crtc_set_scale; | |
767 | ||
768 | drm_crtc_init(dev, &nv_crtc->base, &nv50_crtc_funcs); | |
769 | drm_crtc_helper_add(&nv_crtc->base, &nv50_crtc_helper_funcs); | |
770 | drm_mode_crtc_set_gamma_size(&nv_crtc->base, 256); | |
771 | ||
772 | ret = nouveau_bo_new(dev, NULL, 64*64*4, 0x100, TTM_PL_FLAG_VRAM, | |
773 | 0, 0x0000, false, true, &nv_crtc->cursor.nvbo); | |
774 | if (!ret) { | |
775 | ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM); | |
776 | if (!ret) | |
777 | ret = nouveau_bo_map(nv_crtc->cursor.nvbo); | |
778 | if (ret) | |
779 | nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo); | |
780 | } | |
781 | ||
782 | nv50_cursor_init(nv_crtc); | |
783 | return 0; | |
784 | } |