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Rev | Author | Line No. | Line |
---|---|---|---|
2340 | Serge | 1 | |
2 | |||
3 | |||
5060 | serge | 4 | #include |
5 | #include "i915_drv.h" |
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2338 | Serge | 6 | #include "intel_drv.h" |
7 | #include |
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8 | #include |
||
9 | #include |
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10 | |||
11 | |||
12 | |||
13 | |||
2340 | Serge | 14 | #include |
5354 | serge | 15 | |
2338 | Serge | 16 | |
17 | |||
5354 | serge | 18 | struct drm_i915_gem_object *main_fb_obj; |
4560 | Serge | 19 | struct drm_framebuffer *main_framebuffer; |
6084 | serge | 20 | |
2338 | Serge | 21 | |
5354 | serge | 22 | u32 cmd_offset; |
23 | |||
2340 | Serge | 24 | |
2351 | Serge | 25 | int sna_init(); |
26 | |||
27 | |||
2338 | Serge | 28 | static void __stdcall move_cursor_kms(cursor_t *cursor, int x, int y); |
29 | |||
30 | |||
31 | {}; |
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32 | |||
33 | |||
34 | {}; |
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35 | |||
36 | |||
6088 | serge | 37 | |
4560 | Serge | 38 | |
3031 | serge | 39 | { |
40 | static char name[4]; |
||
41 | |||
42 | |||
43 | name[1] = ((x[0] & 0x03) << 3) + ((x[1] & 0xE0) >> 5) + '@'; |
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44 | name[2] = (x[1] & 0x1F) + '@'; |
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45 | name[3] = 0; |
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46 | |||
47 | |||
48 | } |
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49 | |||
50 | |||
6088 | serge | 51 | { |
52 | struct drm_display_mode *mode; |
||
53 | int count = 0; |
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54 | |||
55 | |||
56 | count++; |
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57 | |||
58 | |||
59 | }; |
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60 | |||
61 | |||
5060 | serge | 62 | struct drm_crtc *crtc, videomode_t *reqmode, bool strict) |
63 | { |
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3031 | serge | 64 | struct drm_i915_private *dev_priv = dev->dev_private; |
5060 | serge | 65 | |
3031 | serge | 66 | |
67 | struct drm_display_mode *mode = NULL, *tmpmode; |
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68 | struct drm_connector *tmpc; |
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6088 | serge | 69 | struct drm_framebuffer *fb = NULL; |
3031 | serge | 70 | struct drm_mode_set set; |
71 | const char *con_name; |
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4371 | Serge | 72 | unsigned hdisplay, vdisplay; |
3031 | serge | 73 | int stride; |
4557 | Serge | 74 | int ret; |
3031 | serge | 75 | |
76 | |||
5060 | serge | 77 | |
3031 | serge | 78 | |
6088 | serge | 79 | { |
80 | const struct drm_connector_funcs *f = tmpc->funcs; |
||
81 | if(tmpc == connector) |
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82 | continue; |
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83 | f->dpms(tmpc, DRM_MODE_DPMS_OFF); |
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84 | }; |
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85 | |||
86 | |||
3031 | serge | 87 | { |
88 | if( (tmpmode->hdisplay == reqmode->width) && |
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5060 | serge | 89 | (tmpmode->vdisplay == reqmode->height) && |
90 | (drm_mode_vrefresh(tmpmode) == reqmode->freq) ) |
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3031 | serge | 91 | { |
92 | mode = tmpmode; |
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93 | goto do_set; |
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94 | } |
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95 | }; |
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96 | |||
97 | |||
98 | { |
||
99 | list_for_each_entry(tmpmode, &connector->modes, head) |
||
100 | { |
||
101 | if( (tmpmode->hdisplay == reqmode->width) && |
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5060 | serge | 102 | (tmpmode->vdisplay == reqmode->height) ) |
103 | { |
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3031 | serge | 104 | mode = tmpmode; |
105 | goto do_set; |
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106 | } |
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107 | }; |
||
108 | }; |
||
109 | |||
110 | |||
3037 | serge | 111 | |
3031 | serge | 112 | |
113 | |||
114 | |||
115 | |||
116 | |||
6088 | serge | 117 | |
5060 | serge | 118 | |
3031 | serge | 119 | |
6088 | serge | 120 | |
121 | |||
122 | DRM_DEBUG_KMS("Manufacturer: %s Model %x Serial Number %u\n", |
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123 | manufacturer_name(con_edid + 0x08), |
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124 | (unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)), |
||
125 | (unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8) |
||
126 | + (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24))); |
||
127 | |||
128 | |||
5060 | serge | 129 | reqmode->width, reqmode->height, crtc->base.id, |
3031 | serge | 130 | con_name); |
5060 | serge | 131 | |
3031 | serge | 132 | |
133 | |||
134 | |||
135 | vdisplay = mode->vdisplay; |
||
136 | |||
137 | |||
6084 | serge | 138 | // swap(hdisplay, vdisplay); |
139 | |||
3031 | serge | 140 | |
5060 | serge | 141 | if(fb == NULL) |
6084 | serge | 142 | fb = main_framebuffer; |
143 | |||
3031 | serge | 144 | |
145 | fb->height = reqmode->height; |
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146 | |||
147 | |||
6084 | serge | 148 | |
4280 | Serge | 149 | |
5060 | serge | 150 | { |
151 | if(IS_GEN3(dev)) |
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4557 | Serge | 152 | for (stride = 512; stride < reqmode->width * 4; stride <<= 1); |
153 | else |
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154 | stride = ALIGN(reqmode->width * 4, 512); |
||
155 | } |
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156 | else |
||
157 | { |
||
158 | stride = ALIGN(reqmode->width * 4, 64); |
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159 | } |
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160 | |||
4280 | Serge | 161 | |
4557 | Serge | 162 | fb->pitches[1] = |
163 | fb->pitches[2] = |
||
164 | fb->pitches[3] = stride; |
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165 | |||
166 | |||
4560 | Serge | 167 | |
4557 | Serge | 168 | |
3031 | serge | 169 | fb->depth = 24; |
170 | |||
171 | |||
172 | os_display->crtc = crtc; |
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173 | |||
174 | |||
4560 | Serge | 175 | |
4280 | Serge | 176 | |
6084 | serge | 177 | fb,fb->width,fb->height,fb->pitches[0],fb->pixel_format); |
178 | |||
179 | |||
3031 | serge | 180 | set.x = 0; |
181 | set.y = 0; |
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182 | set.mode = mode; |
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183 | set.connectors = &connector; |
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184 | set.num_connectors = 1; |
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185 | set.fb = fb; |
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186 | |||
187 | |||
5060 | serge | 188 | |
189 | |||
3031 | serge | 190 | { |
191 | os_display->width = fb->width; |
||
192 | os_display->height = fb->height; |
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193 | os_display->vrefresh = drm_mode_vrefresh(mode); |
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194 | |||
195 | |||
196 | |||
197 | |||
3037 | serge | 198 | fb->width, fb->height, fb->pitches[0]); |
3031 | serge | 199 | } |
200 | else |
||
201 | DRM_ERROR("failed to set mode %d_%d on crtc %p\n", |
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202 | fb->width, fb->height, crtc); |
||
203 | |||
204 | |||
6084 | serge | 205 | |
206 | |||
3031 | serge | 207 | } |
208 | |||
209 | |||
6088 | serge | 210 | struct drm_connector *connector, struct drm_display_mode *mode) |
211 | { |
||
2338 | Serge | 212 | struct drm_i915_private *dev_priv = dev->dev_private; |
6088 | serge | 213 | struct drm_connector *tmpc; |
214 | struct drm_mode_config *config = &dev->mode_config; |
||
215 | struct drm_framebuffer *fb = NULL; |
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216 | struct drm_mode_set set; |
||
217 | char con_edid[128]; |
||
218 | int stride; |
||
219 | int ret; |
||
220 | |||
2338 | Serge | 221 | |
6088 | serge | 222 | |
223 | |||
224 | { |
||
2338 | Serge | 225 | const struct drm_connector_funcs *f = tmpc->funcs; |
6088 | serge | 226 | if(tmpc == connector) |
227 | continue; |
||
228 | f->dpms(tmpc, DRM_MODE_DPMS_OFF); |
||
229 | }; |
||
2338 | Serge | 230 | |
6088 | serge | 231 | |
232 | |||
233 | |||
234 | if(fb == NULL) |
||
235 | fb = main_framebuffer; |
||
236 | |||
237 | |||
238 | fb->height = mode->vdisplay;; |
||
239 | |||
240 | |||
241 | |||
242 | |||
243 | { |
||
244 | if(IS_GEN3(dev)) |
||
245 | for (stride = 512; stride < mode->hdisplay * 4; stride <<= 1); |
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246 | else |
||
247 | stride = ALIGN(mode->hdisplay * 4, 512); |
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248 | } |
||
249 | else |
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250 | { |
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251 | stride = ALIGN(mode->hdisplay * 4, 64); |
||
252 | } |
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253 | |||
254 | |||
255 | fb->pitches[1] = |
||
256 | fb->pitches[2] = |
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257 | fb->pitches[3] = stride; |
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258 | |||
259 | |||
260 | |||
261 | |||
262 | fb->depth = 24; |
||
263 | |||
264 | |||
265 | |||
266 | |||
267 | |||
268 | |||
269 | DRM_DEBUG_KMS("set mode %dx%d: crtc %d connector %s\n" |
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270 | "monitor: %s model %x serial number %u\n", |
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271 | fb->width, fb->height, |
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272 | connector->encoder->crtc->base.id, connector->name, |
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273 | manufacturer_name(con_edid + 0x08), |
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274 | (unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)), |
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275 | (unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8) |
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276 | + (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24))); |
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277 | |||
278 | |||
279 | fb,fb->width,fb->height,fb->pitches[0],fb->pixel_format); |
||
280 | |||
281 | |||
282 | set.x = 0; |
||
283 | set.y = 0; |
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284 | set.mode = mode; |
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285 | set.connectors = &connector; |
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286 | set.num_connectors = 1; |
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287 | set.fb = fb; |
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288 | |||
289 | |||
290 | if ( !ret ) |
||
291 | { |
||
292 | struct drm_crtc *crtc = os_display->crtc; |
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293 | |||
294 | |||
295 | os_display->height = fb->height; |
||
296 | os_display->vrefresh = drm_mode_vrefresh(mode); |
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297 | |||
298 | |||
299 | |||
300 | |||
301 | os_display->crtc = connector->encoder->crtc; |
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302 | os_display->supported_modes = count_connector_modes(connector); |
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303 | |||
304 | |||
305 | crtc->cursor_y = os_display->height/2; |
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306 | |||
307 | |||
308 | |||
309 | |||
310 | fb->width, fb->height, fb->pitches[0]); |
||
311 | } |
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312 | else |
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313 | DRM_ERROR(" failed to set mode %d_%d on crtc %p\n", |
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314 | fb->width, fb->height, connector->encoder->crtc); |
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315 | |||
316 | |||
317 | |||
318 | |||
319 | } |
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320 | |||
321 | |||
322 | { |
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323 | struct drm_display_mode *mode; |
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324 | int retval; |
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325 | |||
326 | |||
327 | if(mode == NULL) |
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328 | return EINVAL; |
||
329 | |||
330 | |||
331 | |||
332 | |||
333 | return retval; |
||
334 | }; |
||
2338 | Serge | 335 | |
336 | |||
5060 | serge | 337 | { |
3031 | serge | 338 | struct drm_crtc *tmp_crtc; |
5060 | serge | 339 | int crtc_mask = 1; |
340 | |||
3031 | serge | 341 | |
5060 | serge | 342 | { |
3031 | serge | 343 | if (encoder->possible_crtcs & crtc_mask) |
5060 | serge | 344 | { |
6084 | serge | 345 | encoder->crtc = tmp_crtc; |
5060 | serge | 346 | DRM_DEBUG_KMS("use CRTC %p ID %d\n", tmp_crtc, tmp_crtc->base.id); |
347 | return tmp_crtc; |
||
348 | }; |
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349 | crtc_mask <<= 1; |
||
350 | }; |
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3031 | serge | 351 | return NULL; |
5060 | serge | 352 | }; |
3031 | serge | 353 | |
354 | |||
6088 | serge | 355 | { |
2338 | Serge | 356 | const struct drm_connector_helper_funcs *connector_funcs; |
6088 | serge | 357 | struct drm_encoder *encoder; |
4560 | Serge | 358 | struct drm_crtc *crtc; |
5060 | serge | 359 | |
2338 | Serge | 360 | |
6088 | serge | 361 | return -EINVAL; |
362 | |||
363 | |||
364 | |||
365 | |||
366 | { |
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367 | connector_funcs = connector->helper_private; |
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368 | encoder = connector_funcs->best_encoder(connector); |
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369 | |||
370 | |||
371 | { |
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372 | DRM_DEBUG_KMS("CONNECTOR %s ID: %d no active encoders\n", |
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373 | connector->name, connector->base.id); |
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374 | return -EINVAL; |
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375 | }; |
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376 | } |
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377 | |||
378 | |||
379 | if(crtc == NULL) |
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380 | crtc = get_possible_crtc(dev, encoder); |
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381 | |||
382 | |||
383 | { |
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384 | encoder->crtc = crtc; |
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385 | return 0; |
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386 | } |
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387 | else |
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388 | DRM_DEBUG_KMS("No CRTC for encoder %d\n", encoder->base.id); |
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389 | return -EINVAL; |
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390 | } |
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391 | |||
392 | |||
393 | { |
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394 | struct drm_connector *connector; |
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395 | |||
396 | |||
5060 | serge | 397 | { |
2338 | Serge | 398 | int name_len = __builtin_strlen(connector->name); |
6088 | serge | 399 | |
400 | |||
401 | continue; |
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2338 | Serge | 402 | |
403 | |||
6088 | serge | 404 | continue; |
405 | |||
5060 | serge | 406 | |
6088 | serge | 407 | return connector; |
408 | } |
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409 | return NULL; |
||
410 | } |
||
411 | |||
5060 | serge | 412 | |
2338 | Serge | 413 | |
6088 | serge | 414 | struct drm_crtc **boot_crtc) |
415 | { |
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416 | struct drm_connector *connector; |
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6103 | serge | 417 | |
4371 | Serge | 418 | |
6088 | serge | 419 | { |
420 | connector = get_cmdline_connector(dev, i915.cmdline_mode); |
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421 | if(connector != NULL) |
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422 | { |
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5060 | serge | 423 | *boot_connector = connector; |
424 | *boot_crtc = connector->encoder->crtc; |
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6088 | serge | 425 | return 0; |
5060 | serge | 426 | } |
427 | } |
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6088 | serge | 428 | |
5060 | serge | 429 | |
6088 | serge | 430 | { |
431 | if(check_connector(dev, connector) == 0) |
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432 | { |
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433 | *boot_connector = connector; |
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434 | *boot_crtc = connector->encoder->crtc; |
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435 | return 0; |
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436 | }; |
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437 | }; |
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2338 | Serge | 438 | |
439 | |||
5060 | serge | 440 | }; |
4398 | Serge | 441 | |
2338 | Serge | 442 | |
6103 | serge | 443 | |
5060 | serge | 444 | { |
4371 | Serge | 445 | struct drm_display_mode *mode; |
446 | |||
447 | |||
448 | { |
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449 | if( os_display->width == mode->hdisplay && |
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5060 | serge | 450 | os_display->height == mode->vdisplay && |
451 | drm_mode_vrefresh(mode) == 60) |
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4371 | Serge | 452 | { |
453 | usermode->width = os_display->width; |
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454 | usermode->height = os_display->height; |
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455 | usermode->freq = 60; |
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456 | return 1; |
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457 | } |
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458 | } |
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459 | return 0; |
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460 | } |
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461 | |||
462 | |||
463 | { |
||
464 | struct drm_connector_helper_funcs *connector_funcs; |
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465 | struct drm_connector *connector = NULL; |
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5060 | serge | 466 | struct drm_crtc *crtc = NULL; |
467 | struct drm_framebuffer *fb; |
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4371 | Serge | 468 | |
469 | |||
470 | u32 ifl; |
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5354 | serge | 471 | int ret; |
6084 | serge | 472 | |
4371 | Serge | 473 | |
474 | ret = choose_config(dev, &connector, &crtc); |
||
5060 | serge | 475 | if(ret) |
476 | { |
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4371 | Serge | 477 | mutex_unlock(&dev->mode_config.mutex); |
6088 | serge | 478 | DRM_DEBUG_KMS("No active connectors!\n"); |
4371 | Serge | 479 | return -1; |
480 | }; |
||
481 | |||
482 | |||
5060 | serge | 483 | idr_preload(GFP_KERNEL); |
484 | |||
4371 | Serge | 485 | |
5060 | serge | 486 | ret = idr_alloc(&dev->object_name_idr, &main_fb_obj->base, 1, 0, GFP_NOWAIT); |
487 | |||
4371 | Serge | 488 | |
5060 | serge | 489 | main_fb_obj->base.handle_count++; |
6084 | serge | 490 | DRM_DEBUG_KMS("%s allocate fb name %d\n", __FUNCTION__, main_fb_obj->base.name ); |
5060 | serge | 491 | } |
492 | |||
493 | |||
494 | mutex_unlock(&dev->object_name_lock); |
||
495 | |||
496 | |||
2338 | Serge | 497 | os_display->ddev = dev; |
498 | os_display->connector = connector; |
||
499 | os_display->crtc = crtc; |
||
500 | os_display->supported_modes = count_connector_modes(connector); |
||
501 | mutex_unlock(&dev->mode_config.mutex); |
||
6088 | serge | 502 | |
2338 | Serge | 503 | |
6088 | serge | 504 | mutex_lock(&dev->struct_mutex); |
505 | |||
506 | |||
2338 | Serge | 507 | { |
508 | list_for_each_entry(cursor, &os_display->cursors, list) |
||
509 | { |
||
510 | init_cursor(cursor); |
||
511 | }; |
||
512 | |||
513 | |||
514 | os_display->init_cursor = init_cursor; |
||
515 | os_display->select_cursor = select_cursor_kms; |
||
516 | os_display->show_cursor = NULL; |
||
517 | os_display->move_cursor = move_cursor_kms; |
||
518 | os_display->restore_cursor = restore_cursor; |
||
519 | os_display->disable_mouse = disable_mouse; |
||
520 | |||
521 | |||
5060 | serge | 522 | crtc->cursor_y = os_display->height/2; |
523 | |||
2338 | Serge | 524 | |
525 | }; |
||
526 | safe_sti(ifl); |
||
527 | |||
528 | |||
6088 | serge | 529 | |
530 | |||
531 | |||
532 | |||
533 | ret = set_cmdline_mode(dev, connector); |
||
534 | |||
535 | |||
536 | { |
||
4280 | Serge | 537 | mutex_lock(&dev->mode_config.mutex); |
6088 | serge | 538 | |
539 | |||
540 | (usermode->height == 0)) |
||
541 | { |
||
4371 | Serge | 542 | if( !get_boot_mode(connector, usermode)) |
6088 | serge | 543 | { |
544 | struct drm_display_mode *mode; |
||
545 | |||
4280 | Serge | 546 | |
6088 | serge | 547 | usermode->width = mode->hdisplay; |
548 | usermode->height = mode->vdisplay; |
||
549 | usermode->freq = drm_mode_vrefresh(mode); |
||
550 | }; |
||
551 | }; |
||
4280 | Serge | 552 | mutex_unlock(&dev->mode_config.mutex); |
6088 | serge | 553 | |
554 | |||
555 | }; |
||
4280 | Serge | 556 | |
557 | |||
3243 | Serge | 558 | err = init_bitmaps(); |
2342 | Serge | 559 | #endif |
3243 | Serge | 560 | |
2340 | Serge | 561 | |
6088 | serge | 562 | }; |
2338 | Serge | 563 | |
564 | |||
565 | |||
6088 | serge | 566 | { |
567 | struct drm_connector_helper_funcs *connector_funcs; |
||
568 | struct drm_connector *connector; |
||
569 | struct drm_cmdline_mode cmd_mode = {0}; |
||
6103 | serge | 570 | struct drm_display_mode *mode; |
6088 | serge | 571 | char *mode_option; |
572 | int retval = 0; |
||
573 | char con_edid[128]; |
||
574 | |||
575 | |||
576 | return EINVAL; |
||
577 | |||
578 | |||
579 | connector = get_cmdline_connector(dev, cmdline); |
||
580 | mutex_unlock(&dev->mode_config.mutex); |
||
581 | |||
582 | |||
583 | return EINVAL; |
||
584 | |||
585 | |||
586 | if(mode_option == NULL) |
||
587 | return EINVAL; |
||
588 | |||
589 | |||
590 | |||
591 | |||
592 | return EINVAL; |
||
593 | |||
594 | |||
595 | connector->name, |
||
596 | cmd_mode.xres, cmd_mode.yres, |
||
597 | cmd_mode.refresh_specified ? cmd_mode.refresh : 60, |
||
598 | cmd_mode.rb ? " reduced blanking" : "", |
||
599 | cmd_mode.margins ? " with margins" : "", |
||
600 | cmd_mode.interlace ? " interlaced" : ""); |
||
601 | |||
602 | |||
603 | if(mode == NULL) |
||
604 | return EINVAL; |
||
605 | |||
606 | |||
607 | DRM_DEBUG_KMS("connector: %s monitor: %s model %x serial number %u\n", |
||
608 | connector->name, |
||
609 | manufacturer_name(con_edid + 0x08), |
||
610 | (unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)), |
||
611 | (unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8) |
||
612 | + (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24))); |
||
613 | |||
614 | |||
615 | |||
616 | |||
617 | |||
618 | |||
619 | } |
||
620 | |||
621 | |||
6103 | serge | 622 | { |
623 | struct drm_connector *connector; |
||
624 | char con_edid[128]; |
||
625 | |||
626 | |||
627 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) |
||
628 | { |
||
629 | if( connector->status != connector_status_connected) |
||
630 | continue; |
||
631 | |||
632 | |||
633 | |||
634 | |||
635 | { |
||
636 | printf("%s mode %dx%d connected %s model %x serial number %u\n", |
||
637 | connector->name, os_display->width, os_display->height, |
||
638 | manufacturer_name(con_edid + 0x08), |
||
639 | (unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)), |
||
640 | (unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8) |
||
641 | + (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24))); |
||
642 | continue; |
||
643 | } |
||
644 | else |
||
645 | { |
||
646 | printf("%s connected: %s model %x serial number %u\n", |
||
647 | connector->name, manufacturer_name(con_edid + 0x08), |
||
648 | (unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)), |
||
649 | (unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8) |
||
650 | + (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24))); |
||
651 | } |
||
652 | }; |
||
653 | mutex_unlock(&dev->mode_config.mutex); |
||
654 | } |
||
655 | |||
656 | |||
657 | { |
||
658 | struct drm_connector *connector; |
||
659 | struct drm_display_mode *drmmode; |
||
660 | |||
661 | |||
662 | |||
663 | |||
664 | if(connector == NULL) |
||
665 | { |
||
666 | mutex_unlock(&dev->mode_config.mutex); |
||
667 | return EINVAL; |
||
668 | }; |
||
669 | |||
670 | |||
671 | |||
672 | |||
673 | { |
||
674 | printf("%dx%d@%d\n", drmmode->hdisplay, drmmode->vdisplay, drm_mode_vrefresh(drmmode)); |
||
675 | }; |
||
676 | |||
677 | |||
678 | return 0; |
||
679 | }; |
||
680 | |||
681 | |||
2338 | Serge | 682 | { |
683 | int err = -1; |
||
684 | |||
685 | |||
3031 | serge | 686 | |
2338 | Serge | 687 | |
688 | { |
||
689 | *count = os_display->supported_modes; |
||
690 | err = 0; |
||
691 | } |
||
692 | else if( mode != NULL ) |
||
693 | { |
||
694 | struct drm_display_mode *drmmode; |
||
695 | int i = 0; |
||
696 | |||
697 | |||
698 | *count = os_display->supported_modes; |
||
699 | |||
700 | |||
701 | { |
||
702 | if( i < *count) |
||
703 | { |
||
704 | mode->width = drmmode->hdisplay; |
||
5060 | serge | 705 | mode->height = drmmode->vdisplay; |
706 | mode->bpp = 32; |
||
2338 | Serge | 707 | mode->freq = drm_mode_vrefresh(drmmode); |
708 | i++; |
||
709 | mode++; |
||
710 | } |
||
711 | else break; |
||
712 | }; |
||
713 | *count = i; |
||
714 | err = 0; |
||
715 | }; |
||
716 | return err; |
||
717 | }; |
||
718 | |||
719 | |||
720 | { |
||
721 | |||
722 | |||
3031 | serge | 723 | // mode->width, mode->height, mode->freq); |
724 | |||
2338 | Serge | 725 | |
726 | (mode->height != 0) && |
||
727 | (mode->freq != 0 ) && |
||
728 | ( (mode->width != os_display->width) || |
||
729 | (mode->height != os_display->height) || |
||
730 | (mode->freq != os_display->vrefresh) ) ) |
||
731 | { |
||
732 | return set_mode(os_display->ddev, os_display->connector, os_display->crtc, mode, true); |
||
5060 | serge | 733 | }; |
2338 | Serge | 734 | |
735 | |||
5060 | serge | 736 | }; |
2338 | Serge | 737 | |
738 | |||
4126 | Serge | 739 | { |
740 | const struct drm_connector_funcs *f = os_display->connector->funcs; |
||
4371 | Serge | 741 | |
4126 | Serge | 742 | |
743 | }; |
||
744 | |||
745 | |||
2338 | Serge | 746 | { |
747 | struct drm_i915_gem_object *obj = cursor->cobj; |
||
5354 | serge | 748 | list_del(&cursor->list); |
3037 | serge | 749 | |
2342 | Serge | 750 | |
5060 | serge | 751 | |
3037 | serge | 752 | |
753 | drm_gem_object_unreference(&obj->base); |
||
5354 | serge | 754 | mutex_unlock(&main_device->struct_mutex); |
3037 | serge | 755 | |
756 | |||
2338 | Serge | 757 | }; |
758 | |||
759 | |||
760 | { |
||
761 | struct drm_i915_private *dev_priv = os_display->ddev->dev_private; |
||
762 | struct drm_i915_gem_object *obj; |
||
763 | uint32_t *bits; |
||
764 | uint32_t *src; |
||
765 | void *mapped; |
||
3037 | serge | 766 | |
2338 | Serge | 767 | |
768 | int ret; |
||
769 | |||
770 | |||
5060 | serge | 771 | { |
2338 | Serge | 772 | bits = (uint32_t*)KernelAlloc(KMS_CURSOR_WIDTH*KMS_CURSOR_HEIGHT*8); |
6084 | serge | 773 | if (unlikely(bits == NULL)) |
2338 | Serge | 774 | return ENOMEM; |
775 | cursor->cobj = (struct drm_i915_gem_object *)GetPgAddr(bits); |
||
776 | } |
||
777 | else |
||
778 | { |
||
779 | obj = i915_gem_alloc_object(os_display->ddev, KMS_CURSOR_WIDTH*KMS_CURSOR_HEIGHT*4); |
||
5060 | serge | 780 | if (unlikely(obj == NULL)) |
2338 | Serge | 781 | return -ENOMEM; |
782 | |||
783 | |||
6084 | serge | 784 | if (ret) { |
2338 | Serge | 785 | drm_gem_object_unreference(&obj->base); |
2344 | Serge | 786 | return ret; |
2338 | Serge | 787 | } |
788 | |||
789 | |||
4104 | Serge | 790 | if (ret) |
791 | { |
||
792 | i915_gem_object_ggtt_unpin(obj); |
||
5060 | serge | 793 | drm_gem_object_unreference(&obj->base); |
4104 | Serge | 794 | return ret; |
795 | } |
||
796 | /* You don't need to worry about fragmentation issues. |
||
2338 | Serge | 797 | * GTT space is continuous. I guarantee it. */ |
798 | |||
799 | |||
4104 | Serge | 800 | KMS_CURSOR_WIDTH*KMS_CURSOR_HEIGHT*4, PG_SW); |
5060 | serge | 801 | |
2338 | Serge | 802 | |
803 | { |
||
804 | i915_gem_object_ggtt_unpin(obj); |
||
5060 | serge | 805 | drm_gem_object_unreference(&obj->base); |
2344 | Serge | 806 | return -ENOMEM; |
2338 | Serge | 807 | }; |
808 | cursor->cobj = obj; |
||
809 | }; |
||
810 | |||
811 | |||
812 | |||
813 | |||
814 | { |
||
815 | for(j = 0; j < 32; j++) |
||
816 | *bits++ = *src++; |
||
817 | for(j = 32; j < KMS_CURSOR_WIDTH; j++) |
||
5060 | serge | 818 | *bits++ = 0; |
2338 | Serge | 819 | } |
820 | for(i = 0; i < KMS_CURSOR_WIDTH*(KMS_CURSOR_HEIGHT-32); i++) |
||
5060 | serge | 821 | *bits++ = 0; |
2338 | Serge | 822 | |
823 | |||
3037 | serge | 824 | |
825 | |||
2338 | Serge | 826 | |
827 | |||
2340 | Serge | 828 | |
2338 | Serge | 829 | |
830 | |||
831 | |||
832 | |||
833 | |||
834 | } |
||
835 | |||
836 | |||
837 | |||
838 | { |
||
839 | struct drm_crtc *crtc = os_display->crtc; |
||
4557 | Serge | 840 | struct drm_plane_state *cursor_state = crtc->cursor->state; |
6084 | serge | 841 | |
842 | |||
4557 | Serge | 843 | y-= cursor->hot_y; |
844 | |||
2338 | Serge | 845 | |
5060 | serge | 846 | crtc->cursor_y = y; |
847 | |||
2338 | Serge | 848 | |
6084 | serge | 849 | cursor_state->crtc_y = y; |
850 | |||
851 | |||
5060 | serge | 852 | |
853 | |||
2338 | Serge | 854 | |
855 | |||
856 | { |
||
857 | struct drm_i915_private *dev_priv = os_display->ddev->dev_private; |
||
858 | struct drm_crtc *crtc = os_display->crtc; |
||
5060 | serge | 859 | struct intel_crtc *intel_crtc = to_intel_crtc(crtc); |
860 | |||
861 | |||
2338 | Serge | 862 | |
863 | |||
864 | |||
6088 | serge | 865 | |
866 | |||
867 | |||
2338 | Serge | 868 | |
869 | |||
5060 | serge | 870 | intel_crtc->cursor_addr = i915_gem_obj_ggtt_offset(cursor->cobj); |
4104 | Serge | 871 | else |
2338 | Serge | 872 | intel_crtc->cursor_addr = (addr_t)cursor->cobj; |
2352 | Serge | 873 | |
2338 | Serge | 874 | |
6084 | serge | 875 | intel_crtc->base.cursor->state->crtc_h = 64; |
876 | intel_crtc->base.cursor->state->rotation = 0; |
||
877 | mutex_unlock(&cursor_lock); |
||
6088 | serge | 878 | |
2338 | Serge | 879 | |
5060 | serge | 880 | return old; |
2338 | Serge | 881 | }; |
882 | |||
883 | |||
4371 | Serge | 884 | { |
3263 | Serge | 885 | struct drm_i915_private *dev_priv = os_display->ddev->dev_private; |
4389 | Serge | 886 | struct intel_crtc *crtc = to_intel_crtc(os_display->crtc); |
887 | struct drm_i915_gem_object *obj = get_fb_obj(); |
||
4371 | Serge | 888 | |
2340 | Serge | 889 | |
4371 | Serge | 890 | fb->width = os_display->width; |
3263 | Serge | 891 | fb->height = os_display->height; |
892 | fb->pitch = obj->stride; |
||
4371 | Serge | 893 | fb->tiling = obj->tiling_mode; |
894 | fb->crtc = crtc->base.base.id; |
||
4389 | Serge | 895 | fb->pipe = crtc->pipe; |
896 | |||
2340 | Serge | 897 | |
3263 | Serge | 898 | } |
4371 | Serge | 899 | |
3263 | Serge | 900 | |
4371 | Serge | 901 | |
3277 | Serge | 902 | { |
903 | int left; |
||
904 | int top; |
||
905 | int right; |
||
906 | int bottom; |
||
907 | }rect_t; |
||
908 | |||
3263 | Serge | 909 | |
3277 | Serge | 910 | |
911 | |||
912 | |||
913 | |||
914 | |||
915 | struct drm_file *file) |
||
916 | { |
||
917 | struct drm_i915_mask *mask = data; |
||
918 | struct drm_gem_object *obj; |
||
919 | static unsigned int mask_seqno[256]; |
||
920 | rect_t winrc; |
||
921 | u32 slot; |
||
922 | int ret=0; |
||
4371 | Serge | 923 | |
3277 | Serge | 924 | |
925 | if (obj == NULL) |
||
926 | return -ENOENT; |
||
927 | |||
928 | |||
929 | drm_gem_object_unreference_unlocked(obj); |
||
930 | return -EINVAL; |
||
931 | } |
||
932 | |||
933 | |||
934 | { |
||
935 | // static warn_count; |
||
3298 | Serge | 936 | |
3277 | Serge | 937 | |
3290 | Serge | 938 | mask->height = winrc.bottom - winrc.top + 1; |
939 | mask->bo_pitch = (mask->width+15) & ~15; |
||
940 | |||
941 | |||
3298 | Serge | 942 | if(warn_count < 1) |
3277 | Serge | 943 | { |
944 | printf("left %d top %d right %d bottom %d\n", |
||
945 | winrc.left, winrc.top, winrc.right, winrc.bottom); |
||
946 | printf("mask pitch %d data %p\n", mask->bo_pitch, mask->bo_map); |
||
5060 | serge | 947 | warn_count++; |
3277 | Serge | 948 | }; |
949 | #endif |
||
3298 | Serge | 950 | |
951 | |||
4104 | Serge | 952 | |
3277 | Serge | 953 | |
3290 | Serge | 954 | |
3277 | Serge | 955 | |
956 | |||
957 | { |
||
958 | u8* src_offset; |
||
959 | u8* dst_offset; |
||
960 | u32 ifl; |
||
961 | |||
962 | |||
963 | if (ret) |
||
964 | goto err1; |
||
4371 | Serge | 965 | |
3277 | Serge | 966 | |
967 | if(ret != 0 ) |
||
4398 | Serge | 968 | { |
3277 | Serge | 969 | dbgprintf("%s: i915_gem_object_set_to_cpu_domain failed\n", __FUNCTION__); |
4371 | Serge | 970 | goto err2; |
971 | }; |
||
3277 | Serge | 972 | |
973 | |||
974 | |||
975 | |||
976 | |||
977 | |||
5354 | serge | 978 | src_offset+= winrc.top*os_display->width + winrc.left; |
979 | |||
3277 | Serge | 980 | |
981 | |||
982 | |||
5354 | serge | 983 | |
3277 | Serge | 984 | |
985 | { |
||
986 | mask_seqno[slot] = os_display->mask_seqno; |
||
987 | |||
988 | |||
989 | |||
990 | |||
991 | "movd %[slot], %%xmm6 \n" |
||
4560 | Serge | 992 | "punpckldq %%xmm6, %%xmm6 \n" |
3277 | Serge | 993 | "punpcklqdq %%xmm6, %%xmm6 \n" |
994 | :: [slot] "m" (slot) |
||
995 | :"xmm6"); |
||
996 | |||
997 | |||
998 | { |
||
999 | int tmp_w = mask->width; |
||
4398 | Serge | 1000 | |
3277 | Serge | 1001 | |
1002 | u8* tmp_dst = dst_offset; |
||
1003 | |||
1004 | |||
1005 | dst_offset+= mask->bo_pitch; |
||
1006 | |||
1007 | |||
1008 | { |
||
1009 | __asm__ __volatile__ ( |
||
1010 | "movdqu (%0), %%xmm0 \n" |
||
1011 | "movdqu 16(%0), %%xmm1 \n" |
||
1012 | "movdqu 32(%0), %%xmm2 \n" |
||
1013 | "movdqu 48(%0), %%xmm3 \n" |
||
1014 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1015 | "pcmpeqb %%xmm6, %%xmm1 \n" |
||
1016 | "pcmpeqb %%xmm6, %%xmm2 \n" |
||
1017 | "pcmpeqb %%xmm6, %%xmm3 \n" |
||
1018 | "movdqa %%xmm0, (%%edi) \n" |
||
1019 | "movdqa %%xmm1, 16(%%edi) \n" |
||
1020 | "movdqa %%xmm2, 32(%%edi) \n" |
||
1021 | "movdqa %%xmm3, 48(%%edi) \n" |
||
1022 | |||
1023 | |||
1024 | :"xmm0","xmm1","xmm2","xmm3"); |
||
1025 | tmp_w -= 64; |
||
1026 | tmp_src += 64; |
||
1027 | tmp_dst += 64; |
||
1028 | } |
||
1029 | |||
1030 | |||
1031 | { |
||
1032 | __asm__ __volatile__ ( |
||
1033 | "movdqu (%0), %%xmm0 \n" |
||
1034 | "movdqu 16(%0), %%xmm1 \n" |
||
1035 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1036 | "pcmpeqb %%xmm6, %%xmm1 \n" |
||
1037 | "movdqa %%xmm0, (%%edi) \n" |
||
1038 | "movdqa %%xmm1, 16(%%edi) \n" |
||
1039 | |||
1040 | |||
1041 | :"xmm0","xmm1"); |
||
1042 | tmp_w -= 32; |
||
1043 | tmp_src += 32; |
||
1044 | tmp_dst += 32; |
||
1045 | } |
||
1046 | |||
1047 | |||
4398 | Serge | 1048 | { |
3277 | Serge | 1049 | __asm__ __volatile__ ( |
1050 | "movdqu (%0), %%xmm0 \n" |
||
1051 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1052 | "movdqa %%xmm0, (%%edi) \n" |
||
1053 | :: "r" (tmp_src), "D" (tmp_dst) |
||
1054 | :"xmm0"); |
||
1055 | tmp_w -= 16; |
||
1056 | tmp_src += 16; |
||
1057 | tmp_dst += 16; |
||
1058 | } |
||
1059 | |||
4398 | Serge | 1060 | |
1061 | { |
||
1062 | __asm__ __volatile__ ( |
||
1063 | "movq (%0), %%xmm0 \n" |
||
1064 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1065 | "movq %%xmm0, (%%edi) \n" |
||
1066 | :: "r" (tmp_src), "D" (tmp_dst) |
||
1067 | :"xmm0"); |
||
1068 | tmp_w -= 8; |
||
1069 | tmp_src += 8; |
||
1070 | tmp_dst += 8; |
||
1071 | } |
||
1072 | if( tmp_w >= 4 ) |
||
1073 | { |
||
1074 | __asm__ __volatile__ ( |
||
1075 | "movd (%0), %%xmm0 \n" |
||
1076 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1077 | "movd %%xmm0, (%%edi) \n" |
||
1078 | :: "r" (tmp_src), "D" (tmp_dst) |
||
1079 | :"xmm0"); |
||
1080 | tmp_w -= 4; |
||
1081 | tmp_src += 4; |
||
1082 | tmp_dst += 4; |
||
1083 | } |
||
1084 | while(tmp_w--) |
||
1085 | *tmp_dst++ = (*tmp_src++ == (u8)slot) ? 0xFF:0x00; |
||
1086 | }; |
||
3277 | Serge | 1087 | }; |
1088 | safe_sti(ifl); |
||
1089 | |||
4371 | Serge | 1090 | |
1091 | } |
||
4539 | Serge | 1092 | |
1093 | |||
1094 | mutex_unlock(&dev->struct_mutex); |
||
1095 | err1: |
||
1096 | drm_gem_object_unreference(obj); |
||
1097 | |||
1098 | |||
1099 | } |
||
1100 | |||
1101 | |||
1102 | struct drm_file *file) |
||
1103 | { |
||
1104 | struct drm_i915_mask_update *mask = data; |
||
1105 | struct drm_gem_object *obj; |
||
1106 | static unsigned int mask_seqno[256]; |
||
1107 | static warn_count; |
||
1108 | |||
1109 | |||
1110 | u32 winw,winh; |
||
1111 | u32 ml,mt,mr,mb; |
||
1112 | u32 slot; |
||
1113 | int ret = 0; |
||
1114 | slot = *((u8*)CURRENT_TASK); |
||
1115 | |||
1116 | |||
6084 | serge | 1117 | return 0; |
4539 | Serge | 1118 | |
1119 | |||
6084 | serge | 1120 | memset((void*)mask->bo_map,0,mask->width * mask->height); |
1121 | |||
5367 | serge | 1122 | |
4539 | Serge | 1123 | win.right+= 1; |
1124 | win.bottom+= 1; |
||
1125 | |||
1126 | |||
1127 | winh = win.bottom - win.top; |
||
1128 | |||
1129 | |||
1130 | mask->dy >= winh) |
||
1131 | return 1; |
||
1132 | |||
1133 | |||
1134 | mt = win.top + mask->dy; |
||
1135 | mr = ml + mask->width; |
||
1136 | mb = mt + mask->height; |
||
1137 | |||
1138 | |||
1139 | mr < win.left || mb < win.top ) |
||
1140 | return 1; |
||
1141 | |||
1142 | |||
1143 | mr = win.right; |
||
1144 | |||
1145 | |||
1146 | mb = win.bottom; |
||
1147 | |||
1148 | |||
1149 | mask->height = mb - mt; |
||
1150 | |||
1151 | |||
1152 | mask->height== 0 ) |
||
1153 | return 1; |
||
1154 | |||
1155 | |||
1156 | if (obj == NULL) |
||
1157 | return -ENOENT; |
||
1158 | |||
1159 | |||
1160 | drm_gem_object_unreference_unlocked(obj); |
||
1161 | return -EINVAL; |
||
1162 | } |
||
1163 | |||
1164 | |||
6084 | serge | 1165 | if(warn_count < 100) |
1166 | { |
||
4539 | Serge | 1167 | printf("left %d top %d right %d bottom %d\n", |
1168 | ml, mt, mr, mb); |
||
1169 | warn_count++; |
||
1170 | }; |
||
1171 | #endif |
||
1172 | |||
1173 | |||
1174 | |||
1175 | |||
1176 | |||
1177 | u8* src_offset; |
||
1178 | u8* dst_offset; |
||
1179 | u32 ifl; |
||
1180 | |||
1181 | |||
1182 | if (ret) |
||
1183 | goto err1; |
||
1184 | |||
1185 | |||
1186 | |||
1187 | |||
5354 | serge | 1188 | src_offset+= mt*os_display->width + ml; |
1189 | dst_offset = (u8*)mask->bo_map; |
||
4539 | Serge | 1190 | |
1191 | |||
5354 | serge | 1192 | |
4539 | Serge | 1193 | |
1194 | { |
||
4371 | Serge | 1195 | mask_seqno[slot] = os_display->mask_seqno; |
4539 | Serge | 1196 | |
1197 | |||
1198 | |||
1199 | |||
1200 | "movd %[slot], %%xmm6 \n" |
||
1201 | "punpckldq %%xmm6, %%xmm6 \n" |
||
1202 | "punpcklqdq %%xmm6, %%xmm6 \n" |
||
1203 | :: [slot] "m" (slot) |
||
1204 | :"xmm6"); |
||
1205 | |||
1206 | |||
1207 | { |
||
1208 | int tmp_w = mask->width; |
||
1209 | |||
1210 | |||
1211 | u8* tmp_dst = dst_offset; |
||
1212 | |||
1213 | |||
1214 | dst_offset+= mask->bo_pitch; |
||
1215 | |||
1216 | |||
1217 | { |
||
1218 | __asm__ __volatile__ ( |
||
1219 | "movdqu (%0), %%xmm0 \n" |
||
1220 | "movdqu 16(%0), %%xmm1 \n" |
||
1221 | "movdqu 32(%0), %%xmm2 \n" |
||
1222 | "movdqu 48(%0), %%xmm3 \n" |
||
1223 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1224 | "pcmpeqb %%xmm6, %%xmm1 \n" |
||
1225 | "pcmpeqb %%xmm6, %%xmm2 \n" |
||
1226 | "pcmpeqb %%xmm6, %%xmm3 \n" |
||
1227 | "movdqa %%xmm0, (%%edi) \n" |
||
1228 | "movdqa %%xmm1, 16(%%edi) \n" |
||
1229 | "movdqa %%xmm2, 32(%%edi) \n" |
||
1230 | "movdqa %%xmm3, 48(%%edi) \n" |
||
1231 | |||
1232 | |||
1233 | :"xmm0","xmm1","xmm2","xmm3"); |
||
1234 | tmp_w -= 64; |
||
1235 | tmp_src += 64; |
||
1236 | tmp_dst += 64; |
||
1237 | } |
||
1238 | |||
1239 | |||
1240 | { |
||
1241 | __asm__ __volatile__ ( |
||
1242 | "movdqu (%0), %%xmm0 \n" |
||
1243 | "movdqu 16(%0), %%xmm1 \n" |
||
1244 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1245 | "pcmpeqb %%xmm6, %%xmm1 \n" |
||
1246 | "movdqa %%xmm0, (%%edi) \n" |
||
1247 | "movdqa %%xmm1, 16(%%edi) \n" |
||
1248 | |||
1249 | |||
1250 | :"xmm0","xmm1"); |
||
1251 | tmp_w -= 32; |
||
1252 | tmp_src += 32; |
||
1253 | tmp_dst += 32; |
||
1254 | } |
||
1255 | |||
1256 | |||
1257 | { |
||
1258 | __asm__ __volatile__ ( |
||
1259 | "movdqu (%0), %%xmm0 \n" |
||
1260 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1261 | "movdqa %%xmm0, (%%edi) \n" |
||
1262 | :: "r" (tmp_src), "D" (tmp_dst) |
||
1263 | :"xmm0"); |
||
1264 | tmp_w -= 16; |
||
1265 | tmp_src += 16; |
||
1266 | tmp_dst += 16; |
||
1267 | } |
||
1268 | |||
1269 | |||
1270 | { |
||
1271 | __asm__ __volatile__ ( |
||
1272 | "movq (%0), %%xmm0 \n" |
||
1273 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1274 | "movq %%xmm0, (%%edi) \n" |
||
1275 | :: "r" (tmp_src), "D" (tmp_dst) |
||
1276 | :"xmm0"); |
||
1277 | tmp_w -= 8; |
||
1278 | tmp_src += 8; |
||
1279 | tmp_dst += 8; |
||
1280 | } |
||
1281 | if( tmp_w >= 4 ) |
||
1282 | { |
||
4560 | Serge | 1283 | __asm__ __volatile__ ( |
4539 | Serge | 1284 | "movd (%0), %%xmm0 \n" |
1285 | "pcmpeqb %%xmm6, %%xmm0 \n" |
||
1286 | "movd %%xmm0, (%%edi) \n" |
||
1287 | :: "r" (tmp_src), "D" (tmp_dst) |
||
1288 | :"xmm0"); |
||
1289 | tmp_w -= 4; |
||
1290 | tmp_src += 4; |
||
1291 | tmp_dst += 4; |
||
1292 | } |
||
1293 | while(tmp_w--) |
||
1294 | *tmp_dst++ = (*tmp_src++ == (u8)slot) ? 0xFF:0x00; |
||
1295 | }; |
||
1296 | }; |
||
4371 | Serge | 1297 | safe_sti(ifl); |
4539 | Serge | 1298 | |
1299 | |||
1300 | } |
||
3277 | Serge | 1301 | #endif |
4539 | Serge | 1302 | |
3277 | Serge | 1303 | |
4371 | Serge | 1304 | mutex_unlock(&dev->struct_mutex); |
1305 | err1: |
||
1306 | drm_gem_object_unreference(obj); |
||
3277 | Serge | 1307 | |
1308 | |||
4371 | Serge | 1309 | } |
3277 | Serge | 1310 | |
1311 | |||
1312 | |||
1313 | |||
2360 | Serge | 1314 | |
3031 | serge | 1315 | |
2360 | Serge | 1316 | |
3031 | serge | 1317 | { |
1318 | u32 tmp = GetTimerTicks(); |
||
1319 | |||
2360 | Serge | 1320 | |
3031 | serge | 1321 | ts->tv_nsec = (tmp - ts->tv_sec*100)*10000000; |
1322 | } |
||
1323 | |||
2360 | Serge | 1324 | |
6084 | serge | 1325 | { |
3031 | serge | 1326 | unsigned long flags; |
3480 | Serge | 1327 | |
3031 | serge | 1328 | |
3480 | Serge | 1329 | spin_lock_irqsave(&q->lock, flags); |
1330 | if (list_empty(&wait->task_list)) |
||
1331 | __add_wait_queue(q, wait); |
||
1332 | spin_unlock_irqrestore(&q->lock, flags); |
||
1333 | } |
||
1334 | |||
1335 | |||
1336 | * finish_wait - clean up after waiting in a queue |
||
1337 | * @q: waitqueue waited on |
||
1338 | * @wait: wait descriptor |
||
1339 | * |
||
1340 | * Sets current thread back to running state and removes |
||
1341 | * the wait descriptor from the given waitqueue if still |
||
1342 | * queued. |
||
1343 | */ |
||
1344 | void finish_wait(wait_queue_head_t *q, wait_queue_t *wait) |
||
1345 | { |
||
1346 | unsigned long flags; |
||
1347 | |||
1348 | |||
1349 | /* |
||
1350 | * We can check for list emptiness outside the lock |
||
1351 | * IFF: |
||
1352 | * - we use the "careful" check that verifies both |
||
1353 | * the next and prev pointers, so that there cannot |
||
1354 | * be any half-pending updates in progress on other |
||
1355 | * CPU's that we haven't seen yet (and that might |
||
1356 | * still change the stack area. |
||
1357 | * and |
||
1358 | * - all other users take the lock (ie we can only |
||
1359 | * have _one_ other CPU that looks at or modifies |
||
1360 | * the list). |
||
1361 | */ |
||
1362 | if (!list_empty_careful(&wait->task_list)) { |
||
1363 | spin_lock_irqsave(&q->lock, flags); |
||
1364 | list_del_init(&wait->task_list); |
||
1365 | spin_unlock_irqrestore(&q->lock, flags); |
||
1366 | } |
||
1367 | |||
1368 | |||
1369 | } |
||
1370 | |||
1371 | |||
1372 | { |
||
1373 | list_del_init(&wait->task_list); |
||
1374 | return 1; |
||
1375 | }24); |
||
1376 | |||
1377 | |||
1378 | |||
1379 |