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310d8c11 GU |
1 | /* |
2 | * linux/drivers/video/ps3fb.c -- PS3 GPU frame buffer device | |
3 | * | |
4 | * Copyright (C) 2006 Sony Computer Entertainment Inc. | |
5 | * Copyright 2006, 2007 Sony Corporation | |
6 | * | |
7 | * This file is based on : | |
8 | * | |
9 | * linux/drivers/video/vfb.c -- Virtual frame buffer device | |
10 | * | |
11 | * Copyright (C) 2002 James Simmons | |
12 | * | |
13 | * Copyright (C) 1997 Geert Uytterhoeven | |
14 | * | |
15 | * This file is subject to the terms and conditions of the GNU General Public | |
16 | * License. See the file COPYING in the main directory of this archive for | |
17 | * more details. | |
18 | */ | |
19 | ||
20 | #include <linux/module.h> | |
21 | #include <linux/kernel.h> | |
22 | #include <linux/errno.h> | |
23 | #include <linux/string.h> | |
24 | #include <linux/mm.h> | |
25 | #include <linux/tty.h> | |
26 | #include <linux/slab.h> | |
27 | #include <linux/vmalloc.h> | |
28 | #include <linux/delay.h> | |
29 | #include <linux/interrupt.h> | |
310d8c11 GU |
30 | #include <linux/console.h> |
31 | #include <linux/ioctl.h> | |
32 | #include <linux/notifier.h> | |
33 | #include <linux/reboot.h> | |
1c0c8461 GU |
34 | #include <linux/kthread.h> |
35 | #include <linux/freezer.h> | |
310d8c11 GU |
36 | |
37 | #include <asm/uaccess.h> | |
38 | #include <linux/fb.h> | |
39 | #include <linux/init.h> | |
40 | #include <asm/time.h> | |
41 | ||
42 | #include <asm/abs_addr.h> | |
43 | #include <asm/lv1call.h> | |
44 | #include <asm/ps3av.h> | |
45 | #include <asm/ps3fb.h> | |
46 | #include <asm/ps3.h> | |
47 | ||
9e6b99bd GU |
48 | |
49 | #define DEVICE_NAME "ps3fb" | |
50 | ||
310d8c11 | 51 | #ifdef PS3FB_DEBUG |
d778c9a4 | 52 | #define DPRINTK(fmt, args...) printk("%s: " fmt, __func__ , ##args) |
310d8c11 GU |
53 | #else |
54 | #define DPRINTK(fmt, args...) | |
55 | #endif | |
56 | ||
57 | #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x101 | |
58 | #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x102 | |
59 | #define L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP 0x600 | |
60 | #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT 0x601 | |
61 | #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT_SYNC 0x602 | |
62 | ||
63 | #define L1GPU_FB_BLIT_WAIT_FOR_COMPLETION (1ULL << 32) | |
64 | ||
65 | #define L1GPU_DISPLAY_SYNC_HSYNC 1 | |
66 | #define L1GPU_DISPLAY_SYNC_VSYNC 2 | |
67 | ||
68 | #define DDR_SIZE (0) /* used no ddr */ | |
69 | #define GPU_OFFSET (64 * 1024) | |
70 | #define GPU_IOIF (0x0d000000UL) | |
71 | ||
72 | #define PS3FB_FULL_MODE_BIT 0x80 | |
73 | ||
74 | #define GPU_INTR_STATUS_VSYNC_0 0 /* vsync on head A */ | |
75 | #define GPU_INTR_STATUS_VSYNC_1 1 /* vsync on head B */ | |
76 | #define GPU_INTR_STATUS_FLIP_0 3 /* flip head A */ | |
77 | #define GPU_INTR_STATUS_FLIP_1 4 /* flip head B */ | |
78 | #define GPU_INTR_STATUS_QUEUE_0 5 /* queue head A */ | |
79 | #define GPU_INTR_STATUS_QUEUE_1 6 /* queue head B */ | |
80 | ||
81 | #define GPU_DRIVER_INFO_VERSION 0x211 | |
82 | ||
83 | /* gpu internals */ | |
84 | struct display_head { | |
85 | u64 be_time_stamp; | |
86 | u32 status; | |
87 | u32 offset; | |
88 | u32 res1; | |
89 | u32 res2; | |
90 | u32 field; | |
91 | u32 reserved1; | |
92 | ||
93 | u64 res3; | |
94 | u32 raster; | |
95 | ||
96 | u64 vblank_count; | |
97 | u32 field_vsync; | |
98 | u32 reserved2; | |
99 | }; | |
100 | ||
101 | struct gpu_irq { | |
102 | u32 irq_outlet; | |
103 | u32 status; | |
104 | u32 mask; | |
105 | u32 video_cause; | |
106 | u32 graph_cause; | |
107 | u32 user_cause; | |
108 | ||
109 | u32 res1; | |
110 | u64 res2; | |
111 | ||
112 | u32 reserved[4]; | |
113 | }; | |
114 | ||
115 | struct gpu_driver_info { | |
116 | u32 version_driver; | |
117 | u32 version_gpu; | |
118 | u32 memory_size; | |
119 | u32 hardware_channel; | |
120 | ||
121 | u32 nvcore_frequency; | |
122 | u32 memory_frequency; | |
123 | ||
124 | u32 reserved[1063]; | |
125 | struct display_head display_head[8]; | |
126 | struct gpu_irq irq; | |
127 | }; | |
128 | ||
129 | struct ps3fb_priv { | |
130 | unsigned int irq_no; | |
310d8c11 GU |
131 | |
132 | u64 context_handle, memory_handle; | |
133 | void *xdr_ea; | |
134 | struct gpu_driver_info *dinfo; | |
310d8c11 GU |
135 | u32 res_index; |
136 | ||
137 | u64 vblank_count; /* frame count */ | |
138 | wait_queue_head_t wait_vsync; | |
139 | ||
140 | u32 num_frames; /* num of frame buffers */ | |
141 | atomic_t ext_flip; /* on/off flip with vsync */ | |
142 | atomic_t f_count; /* fb_open count */ | |
143 | int is_blanked; | |
1c0c8461 GU |
144 | int is_kicked; |
145 | struct task_struct *task; | |
310d8c11 GU |
146 | }; |
147 | static struct ps3fb_priv ps3fb; | |
148 | ||
149 | struct ps3fb_res_table { | |
150 | u32 xres; | |
151 | u32 yres; | |
152 | u32 xoff; | |
153 | u32 yoff; | |
154 | u32 type; | |
155 | }; | |
156 | #define PS3FB_RES_FULL 1 | |
157 | static const struct ps3fb_res_table ps3fb_res[] = { | |
158 | /* res_x,y margin_x,y full */ | |
159 | { 720, 480, 72, 48 , 0}, | |
160 | { 720, 576, 72, 58 , 0}, | |
161 | { 1280, 720, 78, 38 , 0}, | |
162 | { 1920, 1080, 116, 58 , 0}, | |
163 | /* full mode */ | |
164 | { 720, 480, 0, 0 , PS3FB_RES_FULL}, | |
165 | { 720, 576, 0, 0 , PS3FB_RES_FULL}, | |
166 | { 1280, 720, 0, 0 , PS3FB_RES_FULL}, | |
167 | { 1920, 1080, 0, 0 , PS3FB_RES_FULL}, | |
168 | /* vesa: normally full mode */ | |
169 | { 1280, 768, 0, 0 , 0}, | |
170 | { 1280, 1024, 0, 0 , 0}, | |
171 | { 1920, 1200, 0, 0 , 0}, | |
172 | { 0, 0, 0, 0 , 0} }; | |
173 | ||
174 | /* default resolution */ | |
9e6b99bd | 175 | #define GPU_RES_INDEX 0 /* 720 x 480 */ |
310d8c11 GU |
176 | |
177 | static const struct fb_videomode ps3fb_modedb[] = { | |
178 | /* 60 Hz broadcast modes (modes "1" to "5") */ | |
179 | { | |
180 | /* 480i */ | |
181 | "480i", 60, 576, 384, 74074, 130, 89, 78, 57, 63, 6, | |
182 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
183 | }, { | |
184 | /* 480p */ | |
185 | "480p", 60, 576, 384, 37037, 130, 89, 78, 57, 63, 6, | |
186 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
187 | }, { | |
188 | /* 720p */ | |
189 | "720p", 60, 1124, 644, 13481, 298, 148, 57, 44, 80, 5, | |
190 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
191 | }, { | |
192 | /* 1080i */ | |
193 | "1080i", 60, 1688, 964, 13481, 264, 160, 94, 62, 88, 5, | |
194 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
195 | }, { | |
196 | /* 1080p */ | |
197 | "1080p", 60, 1688, 964, 6741, 264, 160, 94, 62, 88, 5, | |
198 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
199 | }, | |
200 | ||
201 | /* 50 Hz broadcast modes (modes "6" to "10") */ | |
202 | { | |
203 | /* 576i */ | |
204 | "576i", 50, 576, 460, 74074, 142, 83, 97, 63, 63, 5, | |
205 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
206 | }, { | |
207 | /* 576p */ | |
208 | "576p", 50, 576, 460, 37037, 142, 83, 97, 63, 63, 5, | |
209 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
210 | }, { | |
211 | /* 720p */ | |
212 | "720p", 50, 1124, 644, 13468, 298, 478, 57, 44, 80, 5, | |
213 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
214 | }, { | |
215 | /* 1080 */ | |
216 | "1080i", 50, 1688, 964, 13468, 264, 600, 94, 62, 88, 5, | |
217 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
218 | }, { | |
219 | /* 1080p */ | |
220 | "1080p", 50, 1688, 964, 6734, 264, 600, 94, 62, 88, 5, | |
221 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
222 | }, | |
223 | ||
224 | /* VESA modes (modes "11" to "13") */ | |
225 | { | |
226 | /* WXGA */ | |
227 | "wxga", 60, 1280, 768, 12924, 160, 24, 29, 3, 136, 6, | |
228 | 0, FB_VMODE_NONINTERLACED, | |
229 | FB_MODE_IS_VESA | |
230 | }, { | |
231 | /* SXGA */ | |
232 | "sxga", 60, 1280, 1024, 9259, 248, 48, 38, 1, 112, 3, | |
233 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED, | |
234 | FB_MODE_IS_VESA | |
235 | }, { | |
236 | /* WUXGA */ | |
237 | "wuxga", 60, 1920, 1200, 6494, 80, 48, 26, 3, 32, 6, | |
238 | FB_SYNC_HOR_HIGH_ACT, FB_VMODE_NONINTERLACED, | |
239 | FB_MODE_IS_VESA | |
240 | }, | |
241 | ||
242 | /* 60 Hz broadcast modes (full resolution versions of modes "1" to "5") */ | |
243 | { | |
244 | /* 480if */ | |
245 | "480if", 60, 720, 480, 74074, 58, 17, 30, 9, 63, 6, | |
246 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
247 | }, { | |
248 | /* 480pf */ | |
249 | "480pf", 60, 720, 480, 37037, 58, 17, 30, 9, 63, 6, | |
250 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
251 | }, { | |
252 | /* 720pf */ | |
253 | "720pf", 60, 1280, 720, 13481, 220, 70, 19, 6, 80, 5, | |
254 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
255 | }, { | |
256 | /* 1080if */ | |
257 | "1080if", 60, 1920, 1080, 13481, 148, 44, 36, 4, 88, 5, | |
258 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
259 | }, { | |
260 | /* 1080pf */ | |
261 | "1080pf", 60, 1920, 1080, 6741, 148, 44, 36, 4, 88, 5, | |
262 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
263 | }, | |
264 | ||
265 | /* 50 Hz broadcast modes (full resolution versions of modes "6" to "10") */ | |
266 | { | |
267 | /* 576if */ | |
268 | "576if", 50, 720, 576, 74074, 70, 11, 39, 5, 63, 5, | |
269 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
270 | }, { | |
271 | /* 576pf */ | |
272 | "576pf", 50, 720, 576, 37037, 70, 11, 39, 5, 63, 5, | |
273 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
274 | }, { | |
275 | /* 720pf */ | |
276 | "720pf", 50, 1280, 720, 13468, 220, 400, 19, 6, 80, 5, | |
277 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
278 | }, { | |
279 | /* 1080if */ | |
280 | "1080f", 50, 1920, 1080, 13468, 148, 484, 36, 4, 88, 5, | |
281 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
282 | }, { | |
283 | /* 1080pf */ | |
284 | "1080pf", 50, 1920, 1080, 6734, 148, 484, 36, 4, 88, 5, | |
285 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
286 | } | |
287 | }; | |
288 | ||
289 | ||
290 | #define HEAD_A | |
291 | #define HEAD_B | |
292 | ||
293 | #define X_OFF(i) (ps3fb_res[i].xoff) /* left/right margin (pixel) */ | |
294 | #define Y_OFF(i) (ps3fb_res[i].yoff) /* top/bottom margin (pixel) */ | |
295 | #define WIDTH(i) (ps3fb_res[i].xres) /* width of FB */ | |
296 | #define HEIGHT(i) (ps3fb_res[i].yres) /* height of FB */ | |
297 | #define BPP 4 /* number of bytes per pixel */ | |
298 | #define VP_OFF(i) (WIDTH(i) * Y_OFF(i) * BPP + X_OFF(i) * BPP) | |
299 | #define FB_OFF(i) (GPU_OFFSET - VP_OFF(i) % GPU_OFFSET) | |
300 | ||
bd685ac8 | 301 | static int ps3fb_mode; |
9e6b99bd | 302 | module_param(ps3fb_mode, int, 0); |
310d8c11 | 303 | |
9e6b99bd | 304 | static char *mode_option __devinitdata; |
310d8c11 GU |
305 | |
306 | static int ps3fb_get_res_table(u32 xres, u32 yres) | |
307 | { | |
308 | int full_mode; | |
309 | unsigned int i; | |
310 | u32 x, y, f; | |
311 | ||
312 | full_mode = (ps3fb_mode & PS3FB_FULL_MODE_BIT) ? PS3FB_RES_FULL : 0; | |
313 | for (i = 0;; i++) { | |
314 | x = ps3fb_res[i].xres; | |
315 | y = ps3fb_res[i].yres; | |
316 | f = ps3fb_res[i].type; | |
317 | ||
318 | if (!x) { | |
319 | DPRINTK("ERROR: ps3fb_get_res_table()\n"); | |
320 | return -1; | |
321 | } | |
322 | ||
323 | if (full_mode == PS3FB_RES_FULL && f != PS3FB_RES_FULL) | |
324 | continue; | |
325 | ||
326 | if (x == xres && (yres == 0 || y == yres)) | |
327 | break; | |
328 | ||
329 | x = x - 2 * ps3fb_res[i].xoff; | |
330 | y = y - 2 * ps3fb_res[i].yoff; | |
331 | if (x == xres && (yres == 0 || y == yres)) | |
332 | break; | |
333 | } | |
334 | return i; | |
335 | } | |
336 | ||
337 | static unsigned int ps3fb_find_mode(const struct fb_var_screeninfo *var, | |
338 | u32 *line_length) | |
339 | { | |
340 | unsigned int i, mode; | |
341 | ||
342 | for (i = 0; i < ARRAY_SIZE(ps3fb_modedb); i++) | |
343 | if (var->xres == ps3fb_modedb[i].xres && | |
344 | var->yres == ps3fb_modedb[i].yres && | |
345 | var->pixclock == ps3fb_modedb[i].pixclock && | |
346 | var->hsync_len == ps3fb_modedb[i].hsync_len && | |
347 | var->vsync_len == ps3fb_modedb[i].vsync_len && | |
348 | var->left_margin == ps3fb_modedb[i].left_margin && | |
349 | var->right_margin == ps3fb_modedb[i].right_margin && | |
350 | var->upper_margin == ps3fb_modedb[i].upper_margin && | |
351 | var->lower_margin == ps3fb_modedb[i].lower_margin && | |
352 | var->sync == ps3fb_modedb[i].sync && | |
353 | (var->vmode & FB_VMODE_MASK) == ps3fb_modedb[i].vmode) { | |
354 | /* Cropped broadcast modes use the full line_length */ | |
355 | *line_length = | |
356 | ps3fb_modedb[i < 10 ? i + 13 : i].xres * 4; | |
357 | /* Full broadcast modes have the full mode bit set */ | |
358 | mode = i > 12 ? (i - 12) | PS3FB_FULL_MODE_BIT : i + 1; | |
359 | ||
360 | DPRINTK("ps3fb_find_mode: mode %u\n", mode); | |
361 | return mode; | |
362 | } | |
363 | ||
364 | DPRINTK("ps3fb_find_mode: mode not found\n"); | |
365 | return 0; | |
366 | ||
367 | } | |
368 | ||
369 | static const struct fb_videomode *ps3fb_default_mode(void) | |
370 | { | |
371 | u32 mode = ps3fb_mode & PS3AV_MODE_MASK; | |
372 | u32 flags; | |
373 | ||
374 | if (mode < 1 || mode > 13) | |
375 | return NULL; | |
376 | ||
377 | flags = ps3fb_mode & ~PS3AV_MODE_MASK; | |
378 | ||
379 | if (mode <= 10 && flags & PS3FB_FULL_MODE_BIT) { | |
380 | /* Full broadcast mode */ | |
381 | return &ps3fb_modedb[mode + 12]; | |
382 | } | |
383 | ||
384 | return &ps3fb_modedb[mode - 1]; | |
385 | } | |
386 | ||
387 | static int ps3fb_sync(u32 frame) | |
388 | { | |
389 | int i, status; | |
390 | u32 xres, yres; | |
391 | u64 fb_ioif, offset; | |
392 | ||
393 | i = ps3fb.res_index; | |
394 | xres = ps3fb_res[i].xres; | |
395 | yres = ps3fb_res[i].yres; | |
396 | ||
397 | if (frame > ps3fb.num_frames - 1) { | |
398 | printk(KERN_WARNING "%s: invalid frame number (%u)\n", | |
d778c9a4 | 399 | __func__, frame); |
310d8c11 GU |
400 | return -EINVAL; |
401 | } | |
402 | offset = xres * yres * BPP * frame; | |
403 | ||
404 | fb_ioif = GPU_IOIF + FB_OFF(i) + offset; | |
405 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
406 | L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT, | |
407 | offset, fb_ioif, | |
408 | L1GPU_FB_BLIT_WAIT_FOR_COMPLETION | | |
409 | (xres << 16) | yres, | |
410 | xres * BPP); /* line_length */ | |
411 | if (status) | |
d778c9a4 GU |
412 | printk(KERN_ERR |
413 | "%s: lv1_gpu_context_attribute FB_BLIT failed: %d\n", | |
414 | __func__, status); | |
310d8c11 GU |
415 | #ifdef HEAD_A |
416 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
417 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, | |
418 | 0, offset, 0, 0); | |
419 | if (status) | |
d778c9a4 GU |
420 | printk(KERN_ERR |
421 | "%s: lv1_gpu_context_attribute FLIP failed: %d\n", | |
422 | __func__, status); | |
310d8c11 GU |
423 | #endif |
424 | #ifdef HEAD_B | |
425 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
426 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, | |
427 | 1, offset, 0, 0); | |
428 | if (status) | |
d778c9a4 GU |
429 | printk(KERN_ERR |
430 | "%s: lv1_gpu_context_attribute FLIP failed: %d\n", | |
431 | __func__, status); | |
310d8c11 GU |
432 | #endif |
433 | return 0; | |
434 | } | |
435 | ||
436 | ||
437 | static int ps3fb_open(struct fb_info *info, int user) | |
438 | { | |
439 | atomic_inc(&ps3fb.f_count); | |
440 | return 0; | |
441 | } | |
442 | ||
443 | static int ps3fb_release(struct fb_info *info, int user) | |
444 | { | |
445 | if (atomic_dec_and_test(&ps3fb.f_count)) { | |
446 | if (atomic_read(&ps3fb.ext_flip)) { | |
447 | atomic_set(&ps3fb.ext_flip, 0); | |
448 | ps3fb_sync(0); /* single buffer */ | |
449 | } | |
450 | } | |
451 | return 0; | |
452 | } | |
453 | ||
454 | /* | |
455 | * Setting the video mode has been split into two parts. | |
456 | * First part, xxxfb_check_var, must not write anything | |
457 | * to hardware, it should only verify and adjust var. | |
458 | * This means it doesn't alter par but it does use hardware | |
459 | * data from it to check this var. | |
460 | */ | |
461 | ||
462 | static int ps3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) | |
463 | { | |
464 | u32 line_length; | |
465 | int mode; | |
466 | int i; | |
467 | ||
468 | DPRINTK("var->xres:%u info->var.xres:%u\n", var->xres, info->var.xres); | |
469 | DPRINTK("var->yres:%u info->var.yres:%u\n", var->yres, info->var.yres); | |
470 | ||
471 | /* FIXME For now we do exact matches only */ | |
472 | mode = ps3fb_find_mode(var, &line_length); | |
473 | if (!mode) | |
474 | return -EINVAL; | |
475 | ||
476 | /* | |
477 | * FB_VMODE_CONUPDATE and FB_VMODE_SMOOTH_XPAN are equal! | |
478 | * as FB_VMODE_SMOOTH_XPAN is only used internally | |
479 | */ | |
480 | ||
481 | if (var->vmode & FB_VMODE_CONUPDATE) { | |
482 | var->vmode |= FB_VMODE_YWRAP; | |
483 | var->xoffset = info->var.xoffset; | |
484 | var->yoffset = info->var.yoffset; | |
485 | } | |
486 | ||
487 | /* Virtual screen and panning are not supported */ | |
488 | if (var->xres_virtual > var->xres || var->yres_virtual > var->yres || | |
489 | var->xoffset || var->yoffset) { | |
490 | DPRINTK("Virtual screen and panning are not supported\n"); | |
491 | return -EINVAL; | |
492 | } | |
493 | ||
494 | var->xres_virtual = var->xres; | |
495 | var->yres_virtual = var->yres; | |
496 | ||
497 | /* We support ARGB8888 only */ | |
498 | if (var->bits_per_pixel > 32 || var->grayscale || | |
499 | var->red.offset > 16 || var->green.offset > 8 || | |
500 | var->blue.offset > 0 || var->transp.offset > 24 || | |
501 | var->red.length > 8 || var->green.length > 8 || | |
502 | var->blue.length > 8 || var->transp.length > 8 || | |
503 | var->red.msb_right || var->green.msb_right || | |
504 | var->blue.msb_right || var->transp.msb_right || var->nonstd) { | |
505 | DPRINTK("We support ARGB8888 only\n"); | |
506 | return -EINVAL; | |
507 | } | |
508 | ||
509 | var->bits_per_pixel = 32; | |
510 | var->red.offset = 16; | |
511 | var->green.offset = 8; | |
512 | var->blue.offset = 0; | |
513 | var->transp.offset = 24; | |
514 | var->red.length = 8; | |
515 | var->green.length = 8; | |
516 | var->blue.length = 8; | |
517 | var->transp.length = 8; | |
518 | var->red.msb_right = 0; | |
519 | var->green.msb_right = 0; | |
520 | var->blue.msb_right = 0; | |
521 | var->transp.msb_right = 0; | |
522 | ||
523 | /* Rotation is not supported */ | |
524 | if (var->rotate) { | |
525 | DPRINTK("Rotation is not supported\n"); | |
526 | return -EINVAL; | |
527 | } | |
528 | ||
529 | /* Memory limit */ | |
530 | i = ps3fb_get_res_table(var->xres, var->yres); | |
531 | if (ps3fb_res[i].xres*ps3fb_res[i].yres*BPP > ps3fb_videomemory.size) { | |
532 | DPRINTK("Not enough memory\n"); | |
533 | return -ENOMEM; | |
534 | } | |
535 | ||
536 | var->height = -1; | |
537 | var->width = -1; | |
538 | ||
539 | return 0; | |
540 | } | |
541 | ||
542 | /* | |
543 | * This routine actually sets the video mode. | |
544 | */ | |
545 | ||
546 | static int ps3fb_set_par(struct fb_info *info) | |
547 | { | |
548 | unsigned int mode; | |
549 | int i; | |
550 | unsigned long offset; | |
551 | static int first = 1; | |
552 | ||
553 | DPRINTK("xres:%d xv:%d yres:%d yv:%d clock:%d\n", | |
554 | info->var.xres, info->var.xres_virtual, | |
555 | info->var.yres, info->var.yres_virtual, info->var.pixclock); | |
556 | i = ps3fb_get_res_table(info->var.xres, info->var.yres); | |
557 | ps3fb.res_index = i; | |
558 | ||
559 | mode = ps3fb_find_mode(&info->var, &info->fix.line_length); | |
560 | if (!mode) | |
561 | return -EINVAL; | |
562 | ||
563 | offset = FB_OFF(i) + VP_OFF(i); | |
564 | info->fix.smem_len = ps3fb_videomemory.size - offset; | |
565 | info->screen_base = (char __iomem *)ps3fb.xdr_ea + offset; | |
566 | memset(ps3fb.xdr_ea, 0, ps3fb_videomemory.size); | |
567 | ||
568 | ps3fb.num_frames = ps3fb_videomemory.size/ | |
569 | (ps3fb_res[i].xres*ps3fb_res[i].yres*BPP); | |
570 | ||
571 | /* Keep the special bits we cannot set using fb_var_screeninfo */ | |
572 | ps3fb_mode = (ps3fb_mode & ~PS3AV_MODE_MASK) | mode; | |
573 | ||
574 | if (ps3av_set_video_mode(ps3fb_mode, first)) | |
575 | return -EINVAL; | |
576 | ||
577 | first = 0; | |
578 | return 0; | |
579 | } | |
580 | ||
581 | /* | |
582 | * Set a single color register. The values supplied are already | |
583 | * rounded down to the hardware's capabilities (according to the | |
584 | * entries in the var structure). Return != 0 for invalid regno. | |
585 | */ | |
586 | ||
587 | static int ps3fb_setcolreg(unsigned int regno, unsigned int red, | |
588 | unsigned int green, unsigned int blue, | |
589 | unsigned int transp, struct fb_info *info) | |
590 | { | |
591 | if (regno >= 16) | |
592 | return 1; | |
593 | ||
594 | red >>= 8; | |
595 | green >>= 8; | |
596 | blue >>= 8; | |
597 | transp >>= 8; | |
598 | ||
599 | ((u32 *)info->pseudo_palette)[regno] = transp << 24 | red << 16 | | |
600 | green << 8 | blue; | |
601 | return 0; | |
602 | } | |
603 | ||
604 | /* | |
605 | * As we have a virtual frame buffer, we need our own mmap function | |
606 | */ | |
607 | ||
608 | static int ps3fb_mmap(struct fb_info *info, struct vm_area_struct *vma) | |
609 | { | |
610 | unsigned long size, offset; | |
611 | int i; | |
612 | ||
613 | i = ps3fb_get_res_table(info->var.xres, info->var.yres); | |
614 | if (i == -1) | |
615 | return -EINVAL; | |
616 | ||
617 | size = vma->vm_end - vma->vm_start; | |
618 | offset = vma->vm_pgoff << PAGE_SHIFT; | |
619 | if (offset + size > info->fix.smem_len) | |
620 | return -EINVAL; | |
621 | ||
622 | offset += info->fix.smem_start + FB_OFF(i) + VP_OFF(i); | |
623 | if (remap_pfn_range(vma, vma->vm_start, offset >> PAGE_SHIFT, | |
624 | size, vma->vm_page_prot)) | |
625 | return -EAGAIN; | |
626 | ||
627 | printk(KERN_DEBUG "ps3fb: mmap framebuffer P(%lx)->V(%lx)\n", offset, | |
628 | vma->vm_start); | |
629 | return 0; | |
630 | } | |
631 | ||
632 | /* | |
633 | * Blank the display | |
634 | */ | |
635 | ||
636 | static int ps3fb_blank(int blank, struct fb_info *info) | |
637 | { | |
638 | int retval; | |
639 | ||
d778c9a4 | 640 | DPRINTK("%s: blank:%d\n", __func__, blank); |
310d8c11 GU |
641 | switch (blank) { |
642 | case FB_BLANK_POWERDOWN: | |
643 | case FB_BLANK_HSYNC_SUSPEND: | |
644 | case FB_BLANK_VSYNC_SUSPEND: | |
645 | case FB_BLANK_NORMAL: | |
646 | retval = ps3av_video_mute(1); /* mute on */ | |
647 | if (!retval) | |
648 | ps3fb.is_blanked = 1; | |
649 | break; | |
650 | ||
651 | default: /* unblank */ | |
652 | retval = ps3av_video_mute(0); /* mute off */ | |
653 | if (!retval) | |
654 | ps3fb.is_blanked = 0; | |
655 | break; | |
656 | } | |
657 | return retval; | |
658 | } | |
659 | ||
660 | static int ps3fb_get_vblank(struct fb_vblank *vblank) | |
661 | { | |
662 | memset(vblank, 0, sizeof(&vblank)); | |
663 | vblank->flags = FB_VBLANK_HAVE_VSYNC; | |
664 | return 0; | |
665 | } | |
666 | ||
667 | int ps3fb_wait_for_vsync(u32 crtc) | |
668 | { | |
669 | int ret; | |
670 | u64 count; | |
671 | ||
672 | count = ps3fb.vblank_count; | |
673 | ret = wait_event_interruptible_timeout(ps3fb.wait_vsync, | |
674 | count != ps3fb.vblank_count, | |
675 | HZ / 10); | |
676 | if (!ret) | |
677 | return -ETIMEDOUT; | |
678 | ||
679 | return 0; | |
680 | } | |
681 | ||
682 | EXPORT_SYMBOL_GPL(ps3fb_wait_for_vsync); | |
683 | ||
9e6b99bd | 684 | void ps3fb_flip_ctl(int on, void *data) |
310d8c11 | 685 | { |
9e6b99bd | 686 | struct ps3fb_priv *priv = data; |
eca28743 | 687 | if (on) |
9e6b99bd | 688 | atomic_dec_if_positive(&priv->ext_flip); |
eca28743 | 689 | else |
9e6b99bd | 690 | atomic_inc(&priv->ext_flip); |
310d8c11 GU |
691 | } |
692 | ||
310d8c11 GU |
693 | |
694 | /* | |
695 | * ioctl | |
696 | */ | |
697 | ||
698 | static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd, | |
699 | unsigned long arg) | |
700 | { | |
701 | void __user *argp = (void __user *)arg; | |
702 | u32 val, old_mode; | |
703 | int retval = -EFAULT; | |
704 | ||
705 | switch (cmd) { | |
706 | case FBIOGET_VBLANK: | |
707 | { | |
708 | struct fb_vblank vblank; | |
709 | DPRINTK("FBIOGET_VBLANK:\n"); | |
710 | retval = ps3fb_get_vblank(&vblank); | |
711 | if (retval) | |
712 | break; | |
713 | ||
714 | if (copy_to_user(argp, &vblank, sizeof(vblank))) | |
715 | retval = -EFAULT; | |
716 | break; | |
717 | } | |
718 | ||
719 | case FBIO_WAITFORVSYNC: | |
720 | { | |
721 | u32 crt; | |
722 | DPRINTK("FBIO_WAITFORVSYNC:\n"); | |
723 | if (get_user(crt, (u32 __user *) arg)) | |
724 | break; | |
725 | ||
726 | retval = ps3fb_wait_for_vsync(crt); | |
727 | break; | |
728 | } | |
729 | ||
730 | case PS3FB_IOCTL_SETMODE: | |
731 | { | |
732 | const struct fb_videomode *mode; | |
733 | struct fb_var_screeninfo var; | |
734 | ||
735 | if (copy_from_user(&val, argp, sizeof(val))) | |
736 | break; | |
737 | ||
64072901 MK |
738 | if (!(val & PS3AV_MODE_MASK)) { |
739 | u32 id = ps3av_get_auto_mode(0); | |
740 | if (id > 0) | |
741 | val = (val & ~PS3AV_MODE_MASK) | id; | |
742 | } | |
310d8c11 GU |
743 | DPRINTK("PS3FB_IOCTL_SETMODE:%x\n", val); |
744 | retval = -EINVAL; | |
745 | old_mode = ps3fb_mode; | |
746 | ps3fb_mode = val; | |
747 | mode = ps3fb_default_mode(); | |
748 | if (mode) { | |
749 | var = info->var; | |
750 | fb_videomode_to_var(&var, mode); | |
751 | acquire_console_sem(); | |
752 | info->flags |= FBINFO_MISC_USEREVENT; | |
753 | /* Force, in case only special bits changed */ | |
754 | var.activate |= FB_ACTIVATE_FORCE; | |
755 | retval = fb_set_var(info, &var); | |
756 | info->flags &= ~FBINFO_MISC_USEREVENT; | |
757 | release_console_sem(); | |
758 | } | |
759 | if (retval) | |
760 | ps3fb_mode = old_mode; | |
761 | break; | |
762 | } | |
763 | ||
764 | case PS3FB_IOCTL_GETMODE: | |
765 | val = ps3av_get_mode(); | |
766 | DPRINTK("PS3FB_IOCTL_GETMODE:%x\n", val); | |
767 | if (!copy_to_user(argp, &val, sizeof(val))) | |
768 | retval = 0; | |
769 | break; | |
770 | ||
771 | case PS3FB_IOCTL_SCREENINFO: | |
772 | { | |
773 | struct ps3fb_ioctl_res res; | |
774 | int i = ps3fb.res_index; | |
775 | DPRINTK("PS3FB_IOCTL_SCREENINFO:\n"); | |
776 | res.xres = ps3fb_res[i].xres; | |
777 | res.yres = ps3fb_res[i].yres; | |
778 | res.xoff = ps3fb_res[i].xoff; | |
779 | res.yoff = ps3fb_res[i].yoff; | |
780 | res.num_frames = ps3fb.num_frames; | |
781 | if (!copy_to_user(argp, &res, sizeof(res))) | |
782 | retval = 0; | |
783 | break; | |
784 | } | |
785 | ||
786 | case PS3FB_IOCTL_ON: | |
787 | DPRINTK("PS3FB_IOCTL_ON:\n"); | |
788 | atomic_inc(&ps3fb.ext_flip); | |
789 | retval = 0; | |
790 | break; | |
791 | ||
792 | case PS3FB_IOCTL_OFF: | |
793 | DPRINTK("PS3FB_IOCTL_OFF:\n"); | |
eca28743 | 794 | atomic_dec_if_positive(&ps3fb.ext_flip); |
310d8c11 GU |
795 | retval = 0; |
796 | break; | |
797 | ||
798 | case PS3FB_IOCTL_FSEL: | |
799 | if (copy_from_user(&val, argp, sizeof(val))) | |
800 | break; | |
801 | ||
802 | DPRINTK("PS3FB_IOCTL_FSEL:%d\n", val); | |
803 | retval = ps3fb_sync(val); | |
804 | break; | |
805 | ||
806 | default: | |
807 | retval = -ENOIOCTLCMD; | |
808 | break; | |
809 | } | |
810 | return retval; | |
811 | } | |
812 | ||
813 | static int ps3fbd(void *arg) | |
814 | { | |
83144186 | 815 | set_freezable(); |
1c0c8461 GU |
816 | while (!kthread_should_stop()) { |
817 | try_to_freeze(); | |
818 | set_current_state(TASK_INTERRUPTIBLE); | |
819 | if (ps3fb.is_kicked) { | |
820 | ps3fb.is_kicked = 0; | |
310d8c11 | 821 | ps3fb_sync(0); /* single buffer */ |
1c0c8461 GU |
822 | } |
823 | schedule(); | |
310d8c11 GU |
824 | } |
825 | return 0; | |
826 | } | |
827 | ||
828 | static irqreturn_t ps3fb_vsync_interrupt(int irq, void *ptr) | |
829 | { | |
830 | u64 v1; | |
831 | int status; | |
832 | struct display_head *head = &ps3fb.dinfo->display_head[1]; | |
833 | ||
834 | status = lv1_gpu_context_intr(ps3fb.context_handle, &v1); | |
835 | if (status) { | |
836 | printk(KERN_ERR "%s: lv1_gpu_context_intr failed: %d\n", | |
d778c9a4 | 837 | __func__, status); |
310d8c11 GU |
838 | return IRQ_NONE; |
839 | } | |
840 | ||
841 | if (v1 & (1 << GPU_INTR_STATUS_VSYNC_1)) { | |
842 | /* VSYNC */ | |
843 | ps3fb.vblank_count = head->vblank_count; | |
1c0c8461 GU |
844 | if (ps3fb.task && !ps3fb.is_blanked && |
845 | !atomic_read(&ps3fb.ext_flip)) { | |
846 | ps3fb.is_kicked = 1; | |
847 | wake_up_process(ps3fb.task); | |
848 | } | |
310d8c11 GU |
849 | wake_up_interruptible(&ps3fb.wait_vsync); |
850 | } | |
851 | ||
852 | return IRQ_HANDLED; | |
853 | } | |
854 | ||
310d8c11 | 855 | |
9e6b99bd GU |
856 | static int ps3fb_vsync_settings(struct gpu_driver_info *dinfo, |
857 | struct ps3_system_bus_device *dev) | |
310d8c11 GU |
858 | { |
859 | int error; | |
860 | ||
861 | DPRINTK("version_driver:%x\n", dinfo->version_driver); | |
862 | DPRINTK("irq outlet:%x\n", dinfo->irq.irq_outlet); | |
863 | DPRINTK("version_gpu:%x memory_size:%x ch:%x core_freq:%d mem_freq:%d\n", | |
864 | dinfo->version_gpu, dinfo->memory_size, dinfo->hardware_channel, | |
865 | dinfo->nvcore_frequency/1000000, dinfo->memory_frequency/1000000); | |
866 | ||
867 | if (dinfo->version_driver != GPU_DRIVER_INFO_VERSION) { | |
d778c9a4 | 868 | printk(KERN_ERR "%s: version_driver err:%x\n", __func__, |
310d8c11 GU |
869 | dinfo->version_driver); |
870 | return -EINVAL; | |
871 | } | |
872 | ||
dc4f60c2 GL |
873 | error = ps3_irq_plug_setup(PS3_BINDING_CPU_ANY, dinfo->irq.irq_outlet, |
874 | &ps3fb.irq_no); | |
310d8c11 | 875 | if (error) { |
d778c9a4 | 876 | printk(KERN_ERR "%s: ps3_alloc_irq failed %d\n", __func__, |
310d8c11 GU |
877 | error); |
878 | return error; | |
879 | } | |
880 | ||
881 | error = request_irq(ps3fb.irq_no, ps3fb_vsync_interrupt, IRQF_DISABLED, | |
9e6b99bd | 882 | DEVICE_NAME, dev); |
310d8c11 | 883 | if (error) { |
d778c9a4 | 884 | printk(KERN_ERR "%s: request_irq failed %d\n", __func__, |
310d8c11 | 885 | error); |
dc4f60c2 | 886 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 GU |
887 | return error; |
888 | } | |
889 | ||
890 | dinfo->irq.mask = (1 << GPU_INTR_STATUS_VSYNC_1) | | |
891 | (1 << GPU_INTR_STATUS_FLIP_1); | |
892 | return 0; | |
893 | } | |
894 | ||
895 | static int ps3fb_xdr_settings(u64 xdr_lpar) | |
896 | { | |
897 | int status; | |
898 | ||
899 | status = lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, | |
900 | xdr_lpar, ps3fb_videomemory.size, 0); | |
901 | if (status) { | |
902 | printk(KERN_ERR "%s: lv1_gpu_context_iomap failed: %d\n", | |
d778c9a4 | 903 | __func__, status); |
310d8c11 GU |
904 | return -ENXIO; |
905 | } | |
906 | DPRINTK("video:%p xdr_ea:%p ioif:%lx lpar:%lx phys:%lx size:%lx\n", | |
907 | ps3fb_videomemory.address, ps3fb.xdr_ea, GPU_IOIF, xdr_lpar, | |
908 | virt_to_abs(ps3fb.xdr_ea), ps3fb_videomemory.size); | |
909 | ||
910 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
911 | L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP, | |
912 | xdr_lpar, ps3fb_videomemory.size, | |
913 | GPU_IOIF, 0); | |
914 | if (status) { | |
d778c9a4 GU |
915 | printk(KERN_ERR |
916 | "%s: lv1_gpu_context_attribute FB_SETUP failed: %d\n", | |
917 | __func__, status); | |
310d8c11 GU |
918 | return -ENXIO; |
919 | } | |
920 | return 0; | |
921 | } | |
922 | ||
923 | static struct fb_ops ps3fb_ops = { | |
924 | .fb_open = ps3fb_open, | |
925 | .fb_release = ps3fb_release, | |
92c4579d GU |
926 | .fb_read = fb_sys_read, |
927 | .fb_write = fb_sys_write, | |
310d8c11 GU |
928 | .fb_check_var = ps3fb_check_var, |
929 | .fb_set_par = ps3fb_set_par, | |
930 | .fb_setcolreg = ps3fb_setcolreg, | |
92c4579d GU |
931 | .fb_fillrect = sys_fillrect, |
932 | .fb_copyarea = sys_copyarea, | |
933 | .fb_imageblit = sys_imageblit, | |
310d8c11 GU |
934 | .fb_mmap = ps3fb_mmap, |
935 | .fb_blank = ps3fb_blank, | |
936 | .fb_ioctl = ps3fb_ioctl, | |
937 | .fb_compat_ioctl = ps3fb_ioctl | |
938 | }; | |
939 | ||
940 | static struct fb_fix_screeninfo ps3fb_fix __initdata = { | |
9e6b99bd | 941 | .id = DEVICE_NAME, |
310d8c11 GU |
942 | .type = FB_TYPE_PACKED_PIXELS, |
943 | .visual = FB_VISUAL_TRUECOLOR, | |
944 | .accel = FB_ACCEL_NONE, | |
945 | }; | |
946 | ||
9e6b99bd GU |
947 | static int ps3fb_set_sync(void) |
948 | { | |
949 | int status; | |
950 | ||
951 | #ifdef HEAD_A | |
952 | status = lv1_gpu_context_attribute(0x0, | |
953 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, | |
954 | 0, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0); | |
955 | if (status) { | |
956 | printk(KERN_ERR "%s: lv1_gpu_context_attribute DISPLAY_SYNC " | |
957 | "failed: %d\n", __func__, status); | |
958 | return -1; | |
959 | } | |
960 | #endif | |
961 | #ifdef HEAD_B | |
962 | status = lv1_gpu_context_attribute(0x0, | |
963 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, | |
964 | 1, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0); | |
965 | ||
966 | if (status) { | |
967 | printk(KERN_ERR "%s: lv1_gpu_context_attribute DISPLAY_MODE " | |
968 | "failed: %d\n", __func__, status); | |
969 | return -1; | |
970 | } | |
971 | #endif | |
972 | return 0; | |
973 | } | |
974 | ||
975 | static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev) | |
310d8c11 GU |
976 | { |
977 | struct fb_info *info; | |
978 | int retval = -ENOMEM; | |
9e6b99bd | 979 | u32 xres, yres; |
310d8c11 GU |
980 | u64 ddr_lpar = 0; |
981 | u64 lpar_dma_control = 0; | |
982 | u64 lpar_driver_info = 0; | |
983 | u64 lpar_reports = 0; | |
984 | u64 lpar_reports_size = 0; | |
985 | u64 xdr_lpar; | |
986 | int status; | |
987 | unsigned long offset; | |
1c0c8461 | 988 | struct task_struct *task; |
310d8c11 | 989 | |
9e6b99bd GU |
990 | status = ps3_open_hv_device(dev); |
991 | if (status) { | |
992 | printk(KERN_ERR "%s: ps3_open_hv_device failed\n", __func__); | |
993 | goto err; | |
994 | } | |
995 | ||
996 | if (!ps3fb_mode) | |
997 | ps3fb_mode = ps3av_get_mode(); | |
998 | DPRINTK("ps3av_mode:%d\n", ps3fb_mode); | |
999 | ||
1000 | if (ps3fb_mode > 0 && | |
1001 | !ps3av_video_mode2res(ps3fb_mode, &xres, &yres)) { | |
1002 | ps3fb.res_index = ps3fb_get_res_table(xres, yres); | |
1003 | DPRINTK("res_index:%d\n", ps3fb.res_index); | |
1004 | } else | |
1005 | ps3fb.res_index = GPU_RES_INDEX; | |
1006 | ||
1007 | atomic_set(&ps3fb.f_count, -1); /* fbcon opens ps3fb */ | |
1008 | atomic_set(&ps3fb.ext_flip, 0); /* for flip with vsync */ | |
1009 | init_waitqueue_head(&ps3fb.wait_vsync); | |
1010 | ps3fb.num_frames = 1; | |
1011 | ||
1012 | ps3fb_set_sync(); | |
1013 | ||
310d8c11 GU |
1014 | /* get gpu context handle */ |
1015 | status = lv1_gpu_memory_allocate(DDR_SIZE, 0, 0, 0, 0, | |
1016 | &ps3fb.memory_handle, &ddr_lpar); | |
1017 | if (status) { | |
1018 | printk(KERN_ERR "%s: lv1_gpu_memory_allocate failed: %d\n", | |
d778c9a4 | 1019 | __func__, status); |
310d8c11 GU |
1020 | goto err; |
1021 | } | |
1022 | DPRINTK("ddr:lpar:0x%lx\n", ddr_lpar); | |
1023 | ||
1024 | status = lv1_gpu_context_allocate(ps3fb.memory_handle, 0, | |
1025 | &ps3fb.context_handle, | |
1026 | &lpar_dma_control, &lpar_driver_info, | |
1027 | &lpar_reports, &lpar_reports_size); | |
1028 | if (status) { | |
1029 | printk(KERN_ERR "%s: lv1_gpu_context_attribute failed: %d\n", | |
d778c9a4 | 1030 | __func__, status); |
310d8c11 GU |
1031 | goto err_gpu_memory_free; |
1032 | } | |
1033 | ||
1034 | /* vsync interrupt */ | |
1035 | ps3fb.dinfo = ioremap(lpar_driver_info, 128 * 1024); | |
1036 | if (!ps3fb.dinfo) { | |
d778c9a4 | 1037 | printk(KERN_ERR "%s: ioremap failed\n", __func__); |
310d8c11 GU |
1038 | goto err_gpu_context_free; |
1039 | } | |
1040 | ||
1041 | retval = ps3fb_vsync_settings(ps3fb.dinfo, dev); | |
1042 | if (retval) | |
1043 | goto err_iounmap_dinfo; | |
1044 | ||
1045 | /* xdr frame buffer */ | |
1046 | ps3fb.xdr_ea = ps3fb_videomemory.address; | |
1047 | xdr_lpar = ps3_mm_phys_to_lpar(__pa(ps3fb.xdr_ea)); | |
1048 | retval = ps3fb_xdr_settings(xdr_lpar); | |
1049 | if (retval) | |
1050 | goto err_free_irq; | |
1051 | ||
1052 | /* | |
1053 | * ps3fb must clear memory to prevent kernel info | |
1054 | * leakage into userspace | |
1055 | */ | |
1056 | memset(ps3fb.xdr_ea, 0, ps3fb_videomemory.size); | |
9e6b99bd | 1057 | info = framebuffer_alloc(sizeof(u32) * 16, &dev->core); |
310d8c11 GU |
1058 | if (!info) |
1059 | goto err_free_irq; | |
1060 | ||
1061 | offset = FB_OFF(ps3fb.res_index) + VP_OFF(ps3fb.res_index); | |
1062 | info->screen_base = (char __iomem *)ps3fb.xdr_ea + offset; | |
1063 | info->fbops = &ps3fb_ops; | |
1064 | ||
1065 | info->fix = ps3fb_fix; | |
1066 | info->fix.smem_start = virt_to_abs(ps3fb.xdr_ea); | |
1067 | info->fix.smem_len = ps3fb_videomemory.size - offset; | |
1068 | info->pseudo_palette = info->par; | |
1069 | info->par = NULL; | |
cfd13af6 | 1070 | info->flags = FBINFO_DEFAULT | FBINFO_READS_FAST; |
310d8c11 GU |
1071 | |
1072 | retval = fb_alloc_cmap(&info->cmap, 256, 0); | |
1073 | if (retval < 0) | |
1074 | goto err_framebuffer_release; | |
1075 | ||
1076 | if (!fb_find_mode(&info->var, info, mode_option, ps3fb_modedb, | |
1077 | ARRAY_SIZE(ps3fb_modedb), ps3fb_default_mode(), 32)) { | |
1078 | retval = -EINVAL; | |
1079 | goto err_fb_dealloc; | |
1080 | } | |
1081 | ||
1082 | fb_videomode_to_modelist(ps3fb_modedb, ARRAY_SIZE(ps3fb_modedb), | |
1083 | &info->modelist); | |
1084 | ||
1085 | retval = register_framebuffer(info); | |
1086 | if (retval < 0) | |
1087 | goto err_fb_dealloc; | |
1088 | ||
9e6b99bd | 1089 | dev->core.driver_data = info; |
310d8c11 GU |
1090 | |
1091 | printk(KERN_INFO | |
1092 | "fb%d: PS3 frame buffer device, using %ld KiB of video memory\n", | |
1093 | info->node, ps3fb_videomemory.size >> 10); | |
1094 | ||
9e6b99bd | 1095 | task = kthread_run(ps3fbd, info, DEVICE_NAME); |
1c0c8461 GU |
1096 | if (IS_ERR(task)) { |
1097 | retval = PTR_ERR(task); | |
1098 | goto err_unregister_framebuffer; | |
1099 | } | |
1100 | ||
1101 | ps3fb.task = task; | |
9e6b99bd | 1102 | ps3av_register_flip_ctl(ps3fb_flip_ctl, &ps3fb); |
1c0c8461 | 1103 | |
310d8c11 GU |
1104 | return 0; |
1105 | ||
1c0c8461 GU |
1106 | err_unregister_framebuffer: |
1107 | unregister_framebuffer(info); | |
310d8c11 GU |
1108 | err_fb_dealloc: |
1109 | fb_dealloc_cmap(&info->cmap); | |
1110 | err_framebuffer_release: | |
1111 | framebuffer_release(info); | |
1112 | err_free_irq: | |
9e6b99bd | 1113 | free_irq(ps3fb.irq_no, dev); |
dc4f60c2 | 1114 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 GU |
1115 | err_iounmap_dinfo: |
1116 | iounmap((u8 __iomem *)ps3fb.dinfo); | |
1117 | err_gpu_context_free: | |
1118 | lv1_gpu_context_free(ps3fb.context_handle); | |
1119 | err_gpu_memory_free: | |
1120 | lv1_gpu_memory_free(ps3fb.memory_handle); | |
1121 | err: | |
1122 | return retval; | |
1123 | } | |
1124 | ||
9e6b99bd | 1125 | static int ps3fb_shutdown(struct ps3_system_bus_device *dev) |
310d8c11 | 1126 | { |
9e6b99bd GU |
1127 | int status; |
1128 | struct fb_info *info = dev->core.driver_data; | |
1129 | ||
1130 | DPRINTK(" -> %s:%d\n", __func__, __LINE__); | |
1131 | ||
1132 | ps3fb_flip_ctl(0, &ps3fb); /* flip off */ | |
310d8c11 | 1133 | ps3fb.dinfo->irq.mask = 0; |
310d8c11 | 1134 | |
9e6b99bd GU |
1135 | if (info) { |
1136 | unregister_framebuffer(info); | |
1137 | fb_dealloc_cmap(&info->cmap); | |
1138 | framebuffer_release(info); | |
1139 | } | |
310d8c11 | 1140 | |
9e6b99bd | 1141 | ps3av_register_flip_ctl(NULL, NULL); |
1c0c8461 GU |
1142 | if (ps3fb.task) { |
1143 | struct task_struct *task = ps3fb.task; | |
1144 | ps3fb.task = NULL; | |
1145 | kthread_stop(task); | |
1146 | } | |
310d8c11 | 1147 | if (ps3fb.irq_no) { |
9e6b99bd | 1148 | free_irq(ps3fb.irq_no, dev); |
dc4f60c2 | 1149 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 GU |
1150 | } |
1151 | iounmap((u8 __iomem *)ps3fb.dinfo); | |
1152 | ||
1153 | status = lv1_gpu_context_free(ps3fb.context_handle); | |
1154 | if (status) | |
1155 | DPRINTK("lv1_gpu_context_free failed: %d\n", status); | |
1156 | ||
1157 | status = lv1_gpu_memory_free(ps3fb.memory_handle); | |
1158 | if (status) | |
1159 | DPRINTK("lv1_gpu_memory_free failed: %d\n", status); | |
1160 | ||
9e6b99bd GU |
1161 | ps3_close_hv_device(dev); |
1162 | DPRINTK(" <- %s:%d\n", __func__, __LINE__); | |
310d8c11 | 1163 | |
310d8c11 GU |
1164 | return 0; |
1165 | } | |
1166 | ||
9e6b99bd GU |
1167 | static struct ps3_system_bus_driver ps3fb_driver = { |
1168 | .match_id = PS3_MATCH_ID_GRAPHICS, | |
1169 | .core.name = DEVICE_NAME, | |
1170 | .core.owner = THIS_MODULE, | |
1171 | .probe = ps3fb_probe, | |
1172 | .remove = ps3fb_shutdown, | |
1173 | .shutdown = ps3fb_shutdown, | |
310d8c11 GU |
1174 | }; |
1175 | ||
9e6b99bd | 1176 | static int __init ps3fb_setup(void) |
310d8c11 | 1177 | { |
9e6b99bd | 1178 | char *options; |
310d8c11 | 1179 | |
9e6b99bd | 1180 | #ifdef MODULE |
310d8c11 | 1181 | return 0; |
310d8c11 GU |
1182 | #endif |
1183 | ||
9e6b99bd GU |
1184 | if (fb_get_options(DEVICE_NAME, &options)) |
1185 | return -ENXIO; | |
310d8c11 | 1186 | |
9e6b99bd GU |
1187 | if (!options || !*options) |
1188 | return 0; | |
310d8c11 | 1189 | |
9e6b99bd GU |
1190 | while (1) { |
1191 | char *this_opt = strsep(&options, ","); | |
310d8c11 | 1192 | |
9e6b99bd GU |
1193 | if (!this_opt) |
1194 | break; | |
1195 | if (!*this_opt) | |
1196 | continue; | |
1197 | if (!strncmp(this_opt, "mode:", 5)) | |
1198 | ps3fb_mode = simple_strtoul(this_opt + 5, NULL, 0); | |
1199 | else | |
1200 | mode_option = this_opt; | |
310d8c11 | 1201 | } |
9e6b99bd GU |
1202 | return 0; |
1203 | } | |
310d8c11 | 1204 | |
9e6b99bd GU |
1205 | static int __init ps3fb_init(void) |
1206 | { | |
1207 | if (!ps3fb_videomemory.address || ps3fb_setup()) | |
1208 | return -ENXIO; | |
310d8c11 | 1209 | |
9e6b99bd | 1210 | return ps3_system_bus_driver_register(&ps3fb_driver); |
310d8c11 GU |
1211 | } |
1212 | ||
310d8c11 GU |
1213 | static void __exit ps3fb_exit(void) |
1214 | { | |
9e6b99bd GU |
1215 | DPRINTK(" -> %s:%d\n", __func__, __LINE__); |
1216 | ps3_system_bus_driver_unregister(&ps3fb_driver); | |
1217 | DPRINTK(" <- %s:%d\n", __func__, __LINE__); | |
310d8c11 GU |
1218 | } |
1219 | ||
9e6b99bd | 1220 | module_init(ps3fb_init); |
310d8c11 GU |
1221 | module_exit(ps3fb_exit); |
1222 | ||
1223 | MODULE_LICENSE("GPL"); | |
9e6b99bd GU |
1224 | MODULE_DESCRIPTION("PS3 GPU Frame Buffer Driver"); |
1225 | MODULE_AUTHOR("Sony Computer Entertainment Inc."); | |
1226 | MODULE_ALIAS(PS3_MODULE_ALIAS_GRAPHICS); |