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Commit | Line | Data |
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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> | |
310d8c11 | 25 | #include <linux/interrupt.h> |
310d8c11 GU |
26 | #include <linux/console.h> |
27 | #include <linux/ioctl.h> | |
1c0c8461 GU |
28 | #include <linux/kthread.h> |
29 | #include <linux/freezer.h> | |
84902b7a | 30 | #include <linux/uaccess.h> |
310d8c11 GU |
31 | #include <linux/fb.h> |
32 | #include <linux/init.h> | |
310d8c11 GU |
33 | |
34 | #include <asm/abs_addr.h> | |
35 | #include <asm/lv1call.h> | |
36 | #include <asm/ps3av.h> | |
37 | #include <asm/ps3fb.h> | |
38 | #include <asm/ps3.h> | |
39 | ||
9e6b99bd GU |
40 | |
41 | #define DEVICE_NAME "ps3fb" | |
42 | ||
310d8c11 GU |
43 | #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x101 |
44 | #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x102 | |
45 | #define L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP 0x600 | |
46 | #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT 0x601 | |
47 | #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT_SYNC 0x602 | |
48 | ||
49 | #define L1GPU_FB_BLIT_WAIT_FOR_COMPLETION (1ULL << 32) | |
50 | ||
51 | #define L1GPU_DISPLAY_SYNC_HSYNC 1 | |
52 | #define L1GPU_DISPLAY_SYNC_VSYNC 2 | |
53 | ||
9ac67a35 GU |
54 | #define GPU_CMD_BUF_SIZE (2 * 1024 * 1024) |
55 | #define GPU_FB_START (64 * 1024) | |
310d8c11 | 56 | #define GPU_IOIF (0x0d000000UL) |
f1664ed8 | 57 | #define GPU_ALIGN_UP(x) _ALIGN_UP((x), 64) |
61e0b28e | 58 | #define GPU_MAX_LINE_LENGTH (65536 - 64) |
310d8c11 | 59 | |
310d8c11 GU |
60 | #define GPU_INTR_STATUS_VSYNC_0 0 /* vsync on head A */ |
61 | #define GPU_INTR_STATUS_VSYNC_1 1 /* vsync on head B */ | |
62 | #define GPU_INTR_STATUS_FLIP_0 3 /* flip head A */ | |
63 | #define GPU_INTR_STATUS_FLIP_1 4 /* flip head B */ | |
64 | #define GPU_INTR_STATUS_QUEUE_0 5 /* queue head A */ | |
65 | #define GPU_INTR_STATUS_QUEUE_1 6 /* queue head B */ | |
66 | ||
67 | #define GPU_DRIVER_INFO_VERSION 0x211 | |
68 | ||
69 | /* gpu internals */ | |
70 | struct display_head { | |
71 | u64 be_time_stamp; | |
72 | u32 status; | |
73 | u32 offset; | |
74 | u32 res1; | |
75 | u32 res2; | |
76 | u32 field; | |
77 | u32 reserved1; | |
78 | ||
79 | u64 res3; | |
80 | u32 raster; | |
81 | ||
82 | u64 vblank_count; | |
83 | u32 field_vsync; | |
84 | u32 reserved2; | |
85 | }; | |
86 | ||
87 | struct gpu_irq { | |
88 | u32 irq_outlet; | |
89 | u32 status; | |
90 | u32 mask; | |
91 | u32 video_cause; | |
92 | u32 graph_cause; | |
93 | u32 user_cause; | |
94 | ||
95 | u32 res1; | |
96 | u64 res2; | |
97 | ||
98 | u32 reserved[4]; | |
99 | }; | |
100 | ||
101 | struct gpu_driver_info { | |
102 | u32 version_driver; | |
103 | u32 version_gpu; | |
104 | u32 memory_size; | |
105 | u32 hardware_channel; | |
106 | ||
107 | u32 nvcore_frequency; | |
108 | u32 memory_frequency; | |
109 | ||
110 | u32 reserved[1063]; | |
111 | struct display_head display_head[8]; | |
112 | struct gpu_irq irq; | |
113 | }; | |
114 | ||
115 | struct ps3fb_priv { | |
116 | unsigned int irq_no; | |
310d8c11 GU |
117 | |
118 | u64 context_handle, memory_handle; | |
119 | void *xdr_ea; | |
2ce32e15 | 120 | size_t xdr_size; |
310d8c11 | 121 | struct gpu_driver_info *dinfo; |
310d8c11 GU |
122 | |
123 | u64 vblank_count; /* frame count */ | |
124 | wait_queue_head_t wait_vsync; | |
125 | ||
310d8c11 GU |
126 | atomic_t ext_flip; /* on/off flip with vsync */ |
127 | atomic_t f_count; /* fb_open count */ | |
128 | int is_blanked; | |
1c0c8461 GU |
129 | int is_kicked; |
130 | struct task_struct *task; | |
310d8c11 GU |
131 | }; |
132 | static struct ps3fb_priv ps3fb; | |
133 | ||
0333d835 GU |
134 | struct ps3fb_par { |
135 | u32 pseudo_palette[16]; | |
136 | int mode_id, new_mode_id; | |
0333d835 | 137 | unsigned int num_frames; /* num of frame buffers */ |
f1664ed8 GU |
138 | unsigned int width; |
139 | unsigned int height; | |
9f4f21b4 GU |
140 | unsigned int ddr_line_length; |
141 | unsigned int ddr_frame_size; | |
142 | unsigned int xdr_frame_size; | |
7974f72a GU |
143 | unsigned int full_offset; /* start of fullscreen DDR fb */ |
144 | unsigned int fb_offset; /* start of actual DDR fb */ | |
145 | unsigned int pan_offset; | |
0333d835 GU |
146 | }; |
147 | ||
310d8c11 | 148 | |
34c422fb GU |
149 | #define FIRST_NATIVE_MODE_INDEX 10 |
150 | ||
310d8c11 GU |
151 | static const struct fb_videomode ps3fb_modedb[] = { |
152 | /* 60 Hz broadcast modes (modes "1" to "5") */ | |
153 | { | |
154 | /* 480i */ | |
155 | "480i", 60, 576, 384, 74074, 130, 89, 78, 57, 63, 6, | |
156 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
157 | }, { | |
158 | /* 480p */ | |
159 | "480p", 60, 576, 384, 37037, 130, 89, 78, 57, 63, 6, | |
160 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
161 | }, { | |
162 | /* 720p */ | |
163 | "720p", 60, 1124, 644, 13481, 298, 148, 57, 44, 80, 5, | |
164 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
165 | }, { | |
166 | /* 1080i */ | |
167 | "1080i", 60, 1688, 964, 13481, 264, 160, 94, 62, 88, 5, | |
168 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
169 | }, { | |
170 | /* 1080p */ | |
171 | "1080p", 60, 1688, 964, 6741, 264, 160, 94, 62, 88, 5, | |
172 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
173 | }, | |
174 | ||
175 | /* 50 Hz broadcast modes (modes "6" to "10") */ | |
176 | { | |
177 | /* 576i */ | |
178 | "576i", 50, 576, 460, 74074, 142, 83, 97, 63, 63, 5, | |
179 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
180 | }, { | |
181 | /* 576p */ | |
182 | "576p", 50, 576, 460, 37037, 142, 83, 97, 63, 63, 5, | |
183 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
184 | }, { | |
185 | /* 720p */ | |
186 | "720p", 50, 1124, 644, 13468, 298, 478, 57, 44, 80, 5, | |
187 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
188 | }, { | |
189 | /* 1080 */ | |
190 | "1080i", 50, 1688, 964, 13468, 264, 600, 94, 62, 88, 5, | |
191 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
192 | }, { | |
193 | /* 1080p */ | |
194 | "1080p", 50, 1688, 964, 6734, 264, 600, 94, 62, 88, 5, | |
195 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
196 | }, | |
197 | ||
34c422fb | 198 | [FIRST_NATIVE_MODE_INDEX] = |
310d8c11 GU |
199 | /* 60 Hz broadcast modes (full resolution versions of modes "1" to "5") */ |
200 | { | |
201 | /* 480if */ | |
202 | "480if", 60, 720, 480, 74074, 58, 17, 30, 9, 63, 6, | |
203 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
204 | }, { | |
205 | /* 480pf */ | |
206 | "480pf", 60, 720, 480, 37037, 58, 17, 30, 9, 63, 6, | |
207 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
208 | }, { | |
209 | /* 720pf */ | |
210 | "720pf", 60, 1280, 720, 13481, 220, 70, 19, 6, 80, 5, | |
211 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
212 | }, { | |
213 | /* 1080if */ | |
214 | "1080if", 60, 1920, 1080, 13481, 148, 44, 36, 4, 88, 5, | |
215 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
216 | }, { | |
217 | /* 1080pf */ | |
218 | "1080pf", 60, 1920, 1080, 6741, 148, 44, 36, 4, 88, 5, | |
219 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
220 | }, | |
221 | ||
222 | /* 50 Hz broadcast modes (full resolution versions of modes "6" to "10") */ | |
223 | { | |
224 | /* 576if */ | |
225 | "576if", 50, 720, 576, 74074, 70, 11, 39, 5, 63, 5, | |
226 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
227 | }, { | |
228 | /* 576pf */ | |
229 | "576pf", 50, 720, 576, 37037, 70, 11, 39, 5, 63, 5, | |
230 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
231 | }, { | |
232 | /* 720pf */ | |
233 | "720pf", 50, 1280, 720, 13468, 220, 400, 19, 6, 80, 5, | |
234 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
235 | }, { | |
236 | /* 1080if */ | |
237 | "1080f", 50, 1920, 1080, 13468, 148, 484, 36, 4, 88, 5, | |
238 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
239 | }, { | |
240 | /* 1080pf */ | |
241 | "1080pf", 50, 1920, 1080, 6734, 148, 484, 36, 4, 88, 5, | |
242 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
34c422fb GU |
243 | }, |
244 | ||
245 | /* VESA modes (modes "11" to "13") */ | |
246 | { | |
247 | /* WXGA */ | |
248 | "wxga", 60, 1280, 768, 12924, 160, 24, 29, 3, 136, 6, | |
249 | 0, FB_VMODE_NONINTERLACED, | |
250 | FB_MODE_IS_VESA | |
251 | }, { | |
252 | /* SXGA */ | |
253 | "sxga", 60, 1280, 1024, 9259, 248, 48, 38, 1, 112, 3, | |
254 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED, | |
255 | FB_MODE_IS_VESA | |
256 | }, { | |
257 | /* WUXGA */ | |
258 | "wuxga", 60, 1920, 1200, 6494, 80, 48, 26, 3, 32, 6, | |
259 | FB_SYNC_HOR_HIGH_ACT, FB_VMODE_NONINTERLACED, | |
260 | FB_MODE_IS_VESA | |
310d8c11 GU |
261 | } |
262 | }; | |
263 | ||
264 | ||
265 | #define HEAD_A | |
266 | #define HEAD_B | |
267 | ||
2ce32e15 GU |
268 | #define BPP 4 /* number of bytes per pixel */ |
269 | ||
310d8c11 | 270 | |
bd685ac8 | 271 | static int ps3fb_mode; |
9e6b99bd | 272 | module_param(ps3fb_mode, int, 0); |
310d8c11 | 273 | |
9e6b99bd | 274 | static char *mode_option __devinitdata; |
310d8c11 | 275 | |
633bd111 GU |
276 | static int ps3fb_cmp_mode(const struct fb_videomode *vmode, |
277 | const struct fb_var_screeninfo *var) | |
278 | { | |
a3665366 GU |
279 | long xres, yres, left_margin, right_margin, upper_margin, lower_margin; |
280 | long dx, dy; | |
281 | ||
282 | /* maximum values */ | |
283 | if (var->xres > vmode->xres || var->yres > vmode->yres || | |
284 | var->pixclock > vmode->pixclock || | |
285 | var->hsync_len > vmode->hsync_len || | |
286 | var->vsync_len > vmode->vsync_len) | |
633bd111 GU |
287 | return -1; |
288 | ||
a3665366 GU |
289 | /* progressive/interlaced must match */ |
290 | if ((var->vmode & FB_VMODE_MASK) != vmode->vmode) | |
633bd111 GU |
291 | return -1; |
292 | ||
a3665366 GU |
293 | /* minimum resolution */ |
294 | xres = max(var->xres, 1U); | |
295 | yres = max(var->yres, 1U); | |
296 | ||
297 | /* minimum margins */ | |
298 | left_margin = max(var->left_margin, vmode->left_margin); | |
299 | right_margin = max(var->right_margin, vmode->right_margin); | |
300 | upper_margin = max(var->upper_margin, vmode->upper_margin); | |
301 | lower_margin = max(var->lower_margin, vmode->lower_margin); | |
302 | ||
303 | /* resolution + margins may not exceed native parameters */ | |
304 | dx = ((long)vmode->left_margin + (long)vmode->xres + | |
305 | (long)vmode->right_margin) - | |
306 | (left_margin + xres + right_margin); | |
307 | if (dx < 0) | |
633bd111 GU |
308 | return -1; |
309 | ||
a3665366 GU |
310 | dy = ((long)vmode->upper_margin + (long)vmode->yres + |
311 | (long)vmode->lower_margin) - | |
312 | (upper_margin + yres + lower_margin); | |
313 | if (dy < 0) | |
314 | return -1; | |
315 | ||
316 | /* exact match */ | |
317 | if (!dx && !dy) | |
318 | return 0; | |
319 | ||
320 | /* resolution difference */ | |
321 | return (vmode->xres - xres) * (vmode->yres - yres); | |
633bd111 GU |
322 | } |
323 | ||
34c422fb GU |
324 | static const struct fb_videomode *ps3fb_native_vmode(enum ps3av_mode_num id) |
325 | { | |
326 | return &ps3fb_modedb[FIRST_NATIVE_MODE_INDEX + id - 1]; | |
327 | } | |
328 | ||
329 | static const struct fb_videomode *ps3fb_vmode(int id) | |
330 | { | |
331 | u32 mode = id & PS3AV_MODE_MASK; | |
332 | ||
333 | if (mode < PS3AV_MODE_480I || mode > PS3AV_MODE_WUXGA) | |
334 | return NULL; | |
335 | ||
336 | if (mode <= PS3AV_MODE_1080P50 && !(id & PS3AV_MODE_FULL)) { | |
337 | /* Non-fullscreen broadcast mode */ | |
338 | return &ps3fb_modedb[mode - 1]; | |
339 | } | |
340 | ||
341 | return ps3fb_native_vmode(mode); | |
342 | } | |
343 | ||
633bd111 | 344 | static unsigned int ps3fb_find_mode(struct fb_var_screeninfo *var, |
61e0b28e | 345 | u32 *ddr_line_length, u32 *xdr_line_length) |
310d8c11 | 346 | { |
a3665366 GU |
347 | unsigned int id, best_id; |
348 | int diff, best_diff; | |
34c422fb | 349 | const struct fb_videomode *vmode; |
a3665366 | 350 | long gap; |
633bd111 | 351 | |
a3665366 GU |
352 | best_id = 0; |
353 | best_diff = INT_MAX; | |
354 | pr_debug("%s: wanted %u [%u] %u x %u [%u] %u\n", __func__, | |
355 | var->left_margin, var->xres, var->right_margin, | |
356 | var->upper_margin, var->yres, var->lower_margin); | |
34c422fb GU |
357 | for (id = PS3AV_MODE_480I; id <= PS3AV_MODE_WUXGA; id++) { |
358 | vmode = ps3fb_native_vmode(id); | |
a3665366 GU |
359 | diff = ps3fb_cmp_mode(vmode, var); |
360 | pr_debug("%s: mode %u: %u [%u] %u x %u [%u] %u: diff = %d\n", | |
361 | __func__, id, vmode->left_margin, vmode->xres, | |
362 | vmode->right_margin, vmode->upper_margin, | |
363 | vmode->yres, vmode->lower_margin, diff); | |
364 | if (diff < 0) | |
365 | continue; | |
366 | if (diff < best_diff) { | |
367 | best_id = id; | |
368 | if (!diff) | |
369 | break; | |
370 | best_diff = diff; | |
371 | } | |
34c422fb | 372 | } |
310d8c11 | 373 | |
a3665366 GU |
374 | if (!best_id) { |
375 | pr_debug("%s: no suitable mode found\n", __func__); | |
376 | return 0; | |
377 | } | |
378 | ||
379 | id = best_id; | |
380 | vmode = ps3fb_native_vmode(id); | |
61e0b28e | 381 | |
34c422fb | 382 | *ddr_line_length = vmode->xres * BPP; |
633bd111 | 383 | |
a3665366 GU |
384 | /* minimum resolution */ |
385 | if (!var->xres) | |
633bd111 | 386 | var->xres = 1; |
a3665366 | 387 | if (!var->yres) |
633bd111 | 388 | var->yres = 1; |
a3665366 GU |
389 | |
390 | /* minimum virtual resolution */ | |
391 | if (var->xres_virtual < var->xres) | |
392 | var->xres_virtual = var->xres; | |
393 | if (var->yres_virtual < var->yres) | |
394 | var->yres_virtual = var->yres; | |
395 | ||
396 | /* minimum margins */ | |
397 | if (var->left_margin < vmode->left_margin) | |
398 | var->left_margin = vmode->left_margin; | |
399 | if (var->right_margin < vmode->right_margin) | |
400 | var->right_margin = vmode->right_margin; | |
401 | if (var->upper_margin < vmode->upper_margin) | |
402 | var->upper_margin = vmode->upper_margin; | |
403 | if (var->lower_margin < vmode->lower_margin) | |
404 | var->lower_margin = vmode->lower_margin; | |
405 | ||
406 | /* extra margins */ | |
407 | gap = ((long)vmode->left_margin + (long)vmode->xres + | |
408 | (long)vmode->right_margin) - | |
409 | ((long)var->left_margin + (long)var->xres + | |
410 | (long)var->right_margin); | |
411 | if (gap > 0) { | |
412 | var->left_margin += gap/2; | |
413 | var->right_margin += (gap+1)/2; | |
414 | pr_debug("%s: rounded up H to %u [%u] %u\n", __func__, | |
415 | var->left_margin, var->xres, var->right_margin); | |
416 | } | |
417 | ||
418 | gap = ((long)vmode->upper_margin + (long)vmode->yres + | |
419 | (long)vmode->lower_margin) - | |
420 | ((long)var->upper_margin + (long)var->yres + | |
421 | (long)var->lower_margin); | |
422 | if (gap > 0) { | |
423 | var->upper_margin += gap/2; | |
424 | var->lower_margin += (gap+1)/2; | |
425 | pr_debug("%s: rounded up V to %u [%u] %u\n", __func__, | |
426 | var->upper_margin, var->yres, var->lower_margin); | |
633bd111 | 427 | } |
61e0b28e | 428 | |
a3665366 GU |
429 | /* fixed fields */ |
430 | var->pixclock = vmode->pixclock; | |
431 | var->hsync_len = vmode->hsync_len; | |
432 | var->vsync_len = vmode->vsync_len; | |
433 | var->sync = vmode->sync; | |
434 | ||
61e0b28e | 435 | if (ps3_compare_firmware_version(1, 9, 0) >= 0) { |
a3665366 | 436 | *xdr_line_length = GPU_ALIGN_UP(var->xres_virtual * BPP); |
61e0b28e GU |
437 | if (*xdr_line_length > GPU_MAX_LINE_LENGTH) |
438 | *xdr_line_length = GPU_MAX_LINE_LENGTH; | |
439 | } else | |
440 | *xdr_line_length = *ddr_line_length; | |
441 | ||
34c422fb | 442 | if (vmode->sync & FB_SYNC_BROADCAST) { |
633bd111 | 443 | /* Full broadcast modes have the full mode bit set */ |
34c422fb GU |
444 | if (vmode->xres == var->xres && vmode->yres == var->yres) |
445 | id |= PS3AV_MODE_FULL; | |
310d8c11 GU |
446 | } |
447 | ||
34c422fb GU |
448 | pr_debug("%s: mode %u\n", __func__, id); |
449 | return id; | |
310d8c11 GU |
450 | } |
451 | ||
f1664ed8 GU |
452 | static void ps3fb_sync_image(struct device *dev, u64 frame_offset, |
453 | u64 dst_offset, u64 src_offset, u32 width, | |
61e0b28e GU |
454 | u32 height, u32 dst_line_length, |
455 | u32 src_line_length) | |
310d8c11 | 456 | { |
f1664ed8 | 457 | int status; |
61e0b28e GU |
458 | u64 line_length; |
459 | ||
460 | line_length = dst_line_length; | |
461 | if (src_line_length != dst_line_length) | |
462 | line_length |= (u64)src_line_length << 32; | |
310d8c11 | 463 | |
9ac67a35 | 464 | src_offset += GPU_FB_START; |
310d8c11 GU |
465 | status = lv1_gpu_context_attribute(ps3fb.context_handle, |
466 | L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT, | |
f1664ed8 | 467 | dst_offset, GPU_IOIF + src_offset, |
310d8c11 | 468 | L1GPU_FB_BLIT_WAIT_FOR_COMPLETION | |
f1664ed8 GU |
469 | (width << 16) | height, |
470 | line_length); | |
310d8c11 | 471 | if (status) |
f1664ed8 | 472 | dev_err(dev, |
535da7ff GU |
473 | "%s: lv1_gpu_context_attribute FB_BLIT failed: %d\n", |
474 | __func__, status); | |
310d8c11 GU |
475 | #ifdef HEAD_A |
476 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
477 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, | |
f1664ed8 | 478 | 0, frame_offset, 0, 0); |
310d8c11 | 479 | if (status) |
f1664ed8 | 480 | dev_err(dev, "%s: lv1_gpu_context_attribute FLIP failed: %d\n", |
535da7ff | 481 | __func__, status); |
310d8c11 GU |
482 | #endif |
483 | #ifdef HEAD_B | |
484 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
485 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, | |
f1664ed8 | 486 | 1, frame_offset, 0, 0); |
310d8c11 | 487 | if (status) |
f1664ed8 | 488 | dev_err(dev, "%s: lv1_gpu_context_attribute FLIP failed: %d\n", |
535da7ff | 489 | __func__, status); |
310d8c11 | 490 | #endif |
f1664ed8 GU |
491 | } |
492 | ||
493 | static int ps3fb_sync(struct fb_info *info, u32 frame) | |
494 | { | |
495 | struct ps3fb_par *par = info->par; | |
9f4f21b4 | 496 | int error = 0; |
61e0b28e | 497 | u64 ddr_base, xdr_base; |
f1664ed8 | 498 | |
f1664ed8 GU |
499 | if (frame > par->num_frames - 1) { |
500 | dev_dbg(info->device, "%s: invalid frame number (%u)\n", | |
501 | __func__, frame); | |
502 | error = -EINVAL; | |
503 | goto out; | |
504 | } | |
505 | ||
9f4f21b4 GU |
506 | xdr_base = frame * par->xdr_frame_size; |
507 | ddr_base = frame * par->ddr_frame_size; | |
f1664ed8 | 508 | |
61e0b28e GU |
509 | ps3fb_sync_image(info->device, ddr_base + par->full_offset, |
510 | ddr_base + par->fb_offset, xdr_base + par->pan_offset, | |
9f4f21b4 GU |
511 | par->width, par->height, par->ddr_line_length, |
512 | info->fix.line_length); | |
0333d835 GU |
513 | |
514 | out: | |
0333d835 | 515 | return error; |
310d8c11 GU |
516 | } |
517 | ||
310d8c11 GU |
518 | static int ps3fb_open(struct fb_info *info, int user) |
519 | { | |
520 | atomic_inc(&ps3fb.f_count); | |
521 | return 0; | |
522 | } | |
523 | ||
524 | static int ps3fb_release(struct fb_info *info, int user) | |
525 | { | |
526 | if (atomic_dec_and_test(&ps3fb.f_count)) { | |
527 | if (atomic_read(&ps3fb.ext_flip)) { | |
528 | atomic_set(&ps3fb.ext_flip, 0); | |
8dab6376 JK |
529 | if (!try_acquire_console_sem()) { |
530 | ps3fb_sync(info, 0); /* single buffer */ | |
531 | release_console_sem(); | |
532 | } | |
310d8c11 GU |
533 | } |
534 | } | |
535 | return 0; | |
536 | } | |
537 | ||
538 | /* | |
539 | * Setting the video mode has been split into two parts. | |
540 | * First part, xxxfb_check_var, must not write anything | |
541 | * to hardware, it should only verify and adjust var. | |
542 | * This means it doesn't alter par but it does use hardware | |
543 | * data from it to check this var. | |
544 | */ | |
545 | ||
546 | static int ps3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) | |
547 | { | |
61e0b28e | 548 | u32 xdr_line_length, ddr_line_length; |
310d8c11 | 549 | int mode; |
310d8c11 | 550 | |
61e0b28e | 551 | mode = ps3fb_find_mode(var, &ddr_line_length, &xdr_line_length); |
310d8c11 GU |
552 | if (!mode) |
553 | return -EINVAL; | |
554 | ||
fc7028b7 | 555 | /* Virtual screen */ |
61e0b28e | 556 | if (var->xres_virtual > xdr_line_length / BPP) { |
535da7ff | 557 | dev_dbg(info->device, |
fc7028b7 | 558 | "Horizontal virtual screen size too large\n"); |
310d8c11 GU |
559 | return -EINVAL; |
560 | } | |
561 | ||
fc7028b7 GU |
562 | if (var->xoffset + var->xres > var->xres_virtual || |
563 | var->yoffset + var->yres > var->yres_virtual) { | |
564 | dev_dbg(info->device, "panning out-of-range\n"); | |
565 | return -EINVAL; | |
566 | } | |
310d8c11 GU |
567 | |
568 | /* We support ARGB8888 only */ | |
569 | if (var->bits_per_pixel > 32 || var->grayscale || | |
570 | var->red.offset > 16 || var->green.offset > 8 || | |
571 | var->blue.offset > 0 || var->transp.offset > 24 || | |
572 | var->red.length > 8 || var->green.length > 8 || | |
573 | var->blue.length > 8 || var->transp.length > 8 || | |
574 | var->red.msb_right || var->green.msb_right || | |
575 | var->blue.msb_right || var->transp.msb_right || var->nonstd) { | |
535da7ff | 576 | dev_dbg(info->device, "We support ARGB8888 only\n"); |
310d8c11 GU |
577 | return -EINVAL; |
578 | } | |
579 | ||
580 | var->bits_per_pixel = 32; | |
581 | var->red.offset = 16; | |
582 | var->green.offset = 8; | |
583 | var->blue.offset = 0; | |
584 | var->transp.offset = 24; | |
585 | var->red.length = 8; | |
586 | var->green.length = 8; | |
587 | var->blue.length = 8; | |
588 | var->transp.length = 8; | |
589 | var->red.msb_right = 0; | |
590 | var->green.msb_right = 0; | |
591 | var->blue.msb_right = 0; | |
592 | var->transp.msb_right = 0; | |
593 | ||
594 | /* Rotation is not supported */ | |
595 | if (var->rotate) { | |
535da7ff | 596 | dev_dbg(info->device, "Rotation is not supported\n"); |
310d8c11 GU |
597 | return -EINVAL; |
598 | } | |
599 | ||
600 | /* Memory limit */ | |
61e0b28e | 601 | if (var->yres_virtual * xdr_line_length > ps3fb.xdr_size) { |
535da7ff | 602 | dev_dbg(info->device, "Not enough memory\n"); |
310d8c11 GU |
603 | return -ENOMEM; |
604 | } | |
605 | ||
606 | var->height = -1; | |
607 | var->width = -1; | |
608 | ||
609 | return 0; | |
610 | } | |
611 | ||
612 | /* | |
613 | * This routine actually sets the video mode. | |
614 | */ | |
615 | ||
616 | static int ps3fb_set_par(struct fb_info *info) | |
617 | { | |
0333d835 | 618 | struct ps3fb_par *par = info->par; |
61e0b28e | 619 | unsigned int mode, ddr_line_length, xdr_line_length, lines, maxlines; |
7974f72a | 620 | unsigned int ddr_xoff, ddr_yoff, offset; |
9f4f21b4 | 621 | const struct fb_videomode *vmode; |
61e0b28e | 622 | u64 dst; |
310d8c11 | 623 | |
61e0b28e | 624 | mode = ps3fb_find_mode(&info->var, &ddr_line_length, &xdr_line_length); |
310d8c11 GU |
625 | if (!mode) |
626 | return -EINVAL; | |
627 | ||
34c422fb | 628 | vmode = ps3fb_native_vmode(mode & PS3AV_MODE_MASK); |
c95344a5 | 629 | |
f1664ed8 GU |
630 | info->fix.smem_start = virt_to_abs(ps3fb.xdr_ea); |
631 | info->fix.smem_len = ps3fb.xdr_size; | |
fc7028b7 GU |
632 | info->fix.xpanstep = info->var.xres_virtual > info->var.xres ? 1 : 0; |
633 | info->fix.ypanstep = info->var.yres_virtual > info->var.yres ? 1 : 0; | |
61e0b28e | 634 | info->fix.line_length = xdr_line_length; |
fc7028b7 | 635 | |
f1664ed8 | 636 | info->screen_base = (char __iomem *)ps3fb.xdr_ea; |
310d8c11 | 637 | |
9f4f21b4 GU |
638 | par->ddr_line_length = ddr_line_length; |
639 | par->ddr_frame_size = vmode->yres * ddr_line_length; | |
640 | par->xdr_frame_size = info->var.yres_virtual * xdr_line_length; | |
641 | ||
61e0b28e | 642 | par->num_frames = ps3fb.xdr_size / |
9f4f21b4 | 643 | max(par->ddr_frame_size, par->xdr_frame_size); |
310d8c11 GU |
644 | |
645 | /* Keep the special bits we cannot set using fb_var_screeninfo */ | |
0333d835 | 646 | par->new_mode_id = (par->new_mode_id & ~PS3AV_MODE_MASK) | mode; |
310d8c11 | 647 | |
f1664ed8 GU |
648 | par->width = info->var.xres; |
649 | par->height = info->var.yres; | |
d9a4ba6a GU |
650 | |
651 | /* Start of the virtual frame buffer (relative to fullscreen) */ | |
9f4f21b4 GU |
652 | ddr_xoff = info->var.left_margin - vmode->left_margin; |
653 | ddr_yoff = info->var.upper_margin - vmode->upper_margin; | |
654 | offset = ddr_yoff * ddr_line_length + ddr_xoff * BPP; | |
d9a4ba6a | 655 | |
f1664ed8 GU |
656 | par->fb_offset = GPU_ALIGN_UP(offset); |
657 | par->full_offset = par->fb_offset - offset; | |
61e0b28e | 658 | par->pan_offset = info->var.yoffset * xdr_line_length + |
fc7028b7 | 659 | info->var.xoffset * BPP; |
f1664ed8 | 660 | |
0333d835 GU |
661 | if (par->new_mode_id != par->mode_id) { |
662 | if (ps3av_set_video_mode(par->new_mode_id)) { | |
663 | par->new_mode_id = par->mode_id; | |
664 | return -EINVAL; | |
665 | } | |
666 | par->mode_id = par->new_mode_id; | |
667 | } | |
310d8c11 | 668 | |
f1664ed8 GU |
669 | /* Clear XDR frame buffer memory */ |
670 | memset(ps3fb.xdr_ea, 0, ps3fb.xdr_size); | |
671 | ||
672 | /* Clear DDR frame buffer memory */ | |
9f4f21b4 | 673 | lines = vmode->yres * par->num_frames; |
f1664ed8 GU |
674 | if (par->full_offset) |
675 | lines++; | |
61e0b28e GU |
676 | maxlines = ps3fb.xdr_size / ddr_line_length; |
677 | for (dst = 0; lines; dst += maxlines * ddr_line_length) { | |
f1664ed8 | 678 | unsigned int l = min(lines, maxlines); |
9f4f21b4 | 679 | ps3fb_sync_image(info->device, 0, dst, 0, vmode->xres, l, |
61e0b28e | 680 | ddr_line_length, ddr_line_length); |
f1664ed8 GU |
681 | lines -= l; |
682 | } | |
683 | ||
310d8c11 GU |
684 | return 0; |
685 | } | |
686 | ||
687 | /* | |
688 | * Set a single color register. The values supplied are already | |
689 | * rounded down to the hardware's capabilities (according to the | |
690 | * entries in the var structure). Return != 0 for invalid regno. | |
691 | */ | |
692 | ||
693 | static int ps3fb_setcolreg(unsigned int regno, unsigned int red, | |
694 | unsigned int green, unsigned int blue, | |
695 | unsigned int transp, struct fb_info *info) | |
696 | { | |
697 | if (regno >= 16) | |
698 | return 1; | |
699 | ||
700 | red >>= 8; | |
701 | green >>= 8; | |
702 | blue >>= 8; | |
703 | transp >>= 8; | |
704 | ||
705 | ((u32 *)info->pseudo_palette)[regno] = transp << 24 | red << 16 | | |
706 | green << 8 | blue; | |
707 | return 0; | |
708 | } | |
709 | ||
fc7028b7 GU |
710 | static int ps3fb_pan_display(struct fb_var_screeninfo *var, |
711 | struct fb_info *info) | |
712 | { | |
713 | struct ps3fb_par *par = info->par; | |
714 | ||
715 | par->pan_offset = var->yoffset * info->fix.line_length + | |
716 | var->xoffset * BPP; | |
717 | return 0; | |
718 | } | |
719 | ||
310d8c11 GU |
720 | /* |
721 | * As we have a virtual frame buffer, we need our own mmap function | |
722 | */ | |
723 | ||
724 | static int ps3fb_mmap(struct fb_info *info, struct vm_area_struct *vma) | |
725 | { | |
726 | unsigned long size, offset; | |
310d8c11 GU |
727 | |
728 | size = vma->vm_end - vma->vm_start; | |
729 | offset = vma->vm_pgoff << PAGE_SHIFT; | |
730 | if (offset + size > info->fix.smem_len) | |
731 | return -EINVAL; | |
732 | ||
2ce32e15 | 733 | offset += info->fix.smem_start; |
310d8c11 GU |
734 | if (remap_pfn_range(vma, vma->vm_start, offset >> PAGE_SHIFT, |
735 | size, vma->vm_page_prot)) | |
736 | return -EAGAIN; | |
737 | ||
535da7ff GU |
738 | dev_dbg(info->device, "ps3fb: mmap framebuffer P(%lx)->V(%lx)\n", |
739 | offset, vma->vm_start); | |
310d8c11 GU |
740 | return 0; |
741 | } | |
742 | ||
743 | /* | |
744 | * Blank the display | |
745 | */ | |
746 | ||
747 | static int ps3fb_blank(int blank, struct fb_info *info) | |
748 | { | |
749 | int retval; | |
750 | ||
535da7ff | 751 | dev_dbg(info->device, "%s: blank:%d\n", __func__, blank); |
310d8c11 GU |
752 | switch (blank) { |
753 | case FB_BLANK_POWERDOWN: | |
754 | case FB_BLANK_HSYNC_SUSPEND: | |
755 | case FB_BLANK_VSYNC_SUSPEND: | |
756 | case FB_BLANK_NORMAL: | |
757 | retval = ps3av_video_mute(1); /* mute on */ | |
758 | if (!retval) | |
759 | ps3fb.is_blanked = 1; | |
760 | break; | |
761 | ||
762 | default: /* unblank */ | |
763 | retval = ps3av_video_mute(0); /* mute off */ | |
764 | if (!retval) | |
765 | ps3fb.is_blanked = 0; | |
766 | break; | |
767 | } | |
768 | return retval; | |
769 | } | |
770 | ||
771 | static int ps3fb_get_vblank(struct fb_vblank *vblank) | |
772 | { | |
3cc2c177 | 773 | memset(vblank, 0, sizeof(*vblank)); |
310d8c11 GU |
774 | vblank->flags = FB_VBLANK_HAVE_VSYNC; |
775 | return 0; | |
776 | } | |
777 | ||
15e4d001 | 778 | static int ps3fb_wait_for_vsync(u32 crtc) |
310d8c11 GU |
779 | { |
780 | int ret; | |
781 | u64 count; | |
782 | ||
783 | count = ps3fb.vblank_count; | |
784 | ret = wait_event_interruptible_timeout(ps3fb.wait_vsync, | |
785 | count != ps3fb.vblank_count, | |
786 | HZ / 10); | |
787 | if (!ret) | |
788 | return -ETIMEDOUT; | |
789 | ||
790 | return 0; | |
791 | } | |
792 | ||
15e4d001 | 793 | static void ps3fb_flip_ctl(int on, void *data) |
310d8c11 | 794 | { |
9e6b99bd | 795 | struct ps3fb_priv *priv = data; |
eca28743 | 796 | if (on) |
9e6b99bd | 797 | atomic_dec_if_positive(&priv->ext_flip); |
eca28743 | 798 | else |
9e6b99bd | 799 | atomic_inc(&priv->ext_flip); |
310d8c11 GU |
800 | } |
801 | ||
310d8c11 GU |
802 | |
803 | /* | |
804 | * ioctl | |
805 | */ | |
806 | ||
807 | static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd, | |
808 | unsigned long arg) | |
809 | { | |
810 | void __user *argp = (void __user *)arg; | |
0333d835 | 811 | u32 val; |
310d8c11 GU |
812 | int retval = -EFAULT; |
813 | ||
814 | switch (cmd) { | |
815 | case FBIOGET_VBLANK: | |
816 | { | |
817 | struct fb_vblank vblank; | |
535da7ff | 818 | dev_dbg(info->device, "FBIOGET_VBLANK:\n"); |
310d8c11 GU |
819 | retval = ps3fb_get_vblank(&vblank); |
820 | if (retval) | |
821 | break; | |
822 | ||
823 | if (copy_to_user(argp, &vblank, sizeof(vblank))) | |
824 | retval = -EFAULT; | |
825 | break; | |
826 | } | |
827 | ||
828 | case FBIO_WAITFORVSYNC: | |
829 | { | |
830 | u32 crt; | |
535da7ff | 831 | dev_dbg(info->device, "FBIO_WAITFORVSYNC:\n"); |
310d8c11 GU |
832 | if (get_user(crt, (u32 __user *) arg)) |
833 | break; | |
834 | ||
835 | retval = ps3fb_wait_for_vsync(crt); | |
836 | break; | |
837 | } | |
838 | ||
839 | case PS3FB_IOCTL_SETMODE: | |
840 | { | |
0333d835 | 841 | struct ps3fb_par *par = info->par; |
34c422fb | 842 | const struct fb_videomode *vmode; |
310d8c11 GU |
843 | struct fb_var_screeninfo var; |
844 | ||
845 | if (copy_from_user(&val, argp, sizeof(val))) | |
846 | break; | |
847 | ||
64072901 | 848 | if (!(val & PS3AV_MODE_MASK)) { |
ce4c371a | 849 | u32 id = ps3av_get_auto_mode(); |
64072901 MK |
850 | if (id > 0) |
851 | val = (val & ~PS3AV_MODE_MASK) | id; | |
852 | } | |
535da7ff | 853 | dev_dbg(info->device, "PS3FB_IOCTL_SETMODE:%x\n", val); |
310d8c11 | 854 | retval = -EINVAL; |
34c422fb GU |
855 | vmode = ps3fb_vmode(val); |
856 | if (vmode) { | |
310d8c11 | 857 | var = info->var; |
34c422fb | 858 | fb_videomode_to_var(&var, vmode); |
310d8c11 GU |
859 | acquire_console_sem(); |
860 | info->flags |= FBINFO_MISC_USEREVENT; | |
861 | /* Force, in case only special bits changed */ | |
862 | var.activate |= FB_ACTIVATE_FORCE; | |
0333d835 | 863 | par->new_mode_id = val; |
310d8c11 GU |
864 | retval = fb_set_var(info, &var); |
865 | info->flags &= ~FBINFO_MISC_USEREVENT; | |
866 | release_console_sem(); | |
867 | } | |
310d8c11 GU |
868 | break; |
869 | } | |
870 | ||
871 | case PS3FB_IOCTL_GETMODE: | |
872 | val = ps3av_get_mode(); | |
535da7ff | 873 | dev_dbg(info->device, "PS3FB_IOCTL_GETMODE:%x\n", val); |
310d8c11 GU |
874 | if (!copy_to_user(argp, &val, sizeof(val))) |
875 | retval = 0; | |
876 | break; | |
877 | ||
878 | case PS3FB_IOCTL_SCREENINFO: | |
879 | { | |
0333d835 | 880 | struct ps3fb_par *par = info->par; |
310d8c11 | 881 | struct ps3fb_ioctl_res res; |
535da7ff | 882 | dev_dbg(info->device, "PS3FB_IOCTL_SCREENINFO:\n"); |
61e0b28e GU |
883 | res.xres = info->fix.line_length / BPP; |
884 | res.yres = info->var.yres_virtual; | |
885 | res.xoff = (res.xres - info->var.xres) / 2; | |
886 | res.yoff = (res.yres - info->var.yres) / 2; | |
0333d835 | 887 | res.num_frames = par->num_frames; |
310d8c11 GU |
888 | if (!copy_to_user(argp, &res, sizeof(res))) |
889 | retval = 0; | |
890 | break; | |
891 | } | |
892 | ||
893 | case PS3FB_IOCTL_ON: | |
535da7ff | 894 | dev_dbg(info->device, "PS3FB_IOCTL_ON:\n"); |
310d8c11 GU |
895 | atomic_inc(&ps3fb.ext_flip); |
896 | retval = 0; | |
897 | break; | |
898 | ||
899 | case PS3FB_IOCTL_OFF: | |
535da7ff | 900 | dev_dbg(info->device, "PS3FB_IOCTL_OFF:\n"); |
eca28743 | 901 | atomic_dec_if_positive(&ps3fb.ext_flip); |
310d8c11 GU |
902 | retval = 0; |
903 | break; | |
904 | ||
905 | case PS3FB_IOCTL_FSEL: | |
906 | if (copy_from_user(&val, argp, sizeof(val))) | |
907 | break; | |
908 | ||
535da7ff | 909 | dev_dbg(info->device, "PS3FB_IOCTL_FSEL:%d\n", val); |
8dab6376 | 910 | acquire_console_sem(); |
535da7ff | 911 | retval = ps3fb_sync(info, val); |
8dab6376 | 912 | release_console_sem(); |
310d8c11 GU |
913 | break; |
914 | ||
915 | default: | |
916 | retval = -ENOIOCTLCMD; | |
917 | break; | |
918 | } | |
919 | return retval; | |
920 | } | |
921 | ||
922 | static int ps3fbd(void *arg) | |
923 | { | |
535da7ff GU |
924 | struct fb_info *info = arg; |
925 | ||
83144186 | 926 | set_freezable(); |
1c0c8461 GU |
927 | while (!kthread_should_stop()) { |
928 | try_to_freeze(); | |
929 | set_current_state(TASK_INTERRUPTIBLE); | |
930 | if (ps3fb.is_kicked) { | |
931 | ps3fb.is_kicked = 0; | |
8dab6376 | 932 | acquire_console_sem(); |
535da7ff | 933 | ps3fb_sync(info, 0); /* single buffer */ |
8dab6376 | 934 | release_console_sem(); |
1c0c8461 GU |
935 | } |
936 | schedule(); | |
310d8c11 GU |
937 | } |
938 | return 0; | |
939 | } | |
940 | ||
941 | static irqreturn_t ps3fb_vsync_interrupt(int irq, void *ptr) | |
942 | { | |
535da7ff | 943 | struct device *dev = ptr; |
310d8c11 GU |
944 | u64 v1; |
945 | int status; | |
946 | struct display_head *head = &ps3fb.dinfo->display_head[1]; | |
947 | ||
948 | status = lv1_gpu_context_intr(ps3fb.context_handle, &v1); | |
949 | if (status) { | |
535da7ff GU |
950 | dev_err(dev, "%s: lv1_gpu_context_intr failed: %d\n", __func__, |
951 | status); | |
310d8c11 GU |
952 | return IRQ_NONE; |
953 | } | |
954 | ||
955 | if (v1 & (1 << GPU_INTR_STATUS_VSYNC_1)) { | |
956 | /* VSYNC */ | |
957 | ps3fb.vblank_count = head->vblank_count; | |
1c0c8461 GU |
958 | if (ps3fb.task && !ps3fb.is_blanked && |
959 | !atomic_read(&ps3fb.ext_flip)) { | |
960 | ps3fb.is_kicked = 1; | |
961 | wake_up_process(ps3fb.task); | |
962 | } | |
310d8c11 GU |
963 | wake_up_interruptible(&ps3fb.wait_vsync); |
964 | } | |
965 | ||
966 | return IRQ_HANDLED; | |
967 | } | |
968 | ||
310d8c11 | 969 | |
9e6b99bd | 970 | static int ps3fb_vsync_settings(struct gpu_driver_info *dinfo, |
535da7ff | 971 | struct device *dev) |
310d8c11 GU |
972 | { |
973 | int error; | |
974 | ||
535da7ff GU |
975 | dev_dbg(dev, "version_driver:%x\n", dinfo->version_driver); |
976 | dev_dbg(dev, "irq outlet:%x\n", dinfo->irq.irq_outlet); | |
977 | dev_dbg(dev, | |
978 | "version_gpu: %x memory_size: %x ch: %x core_freq: %d " | |
979 | "mem_freq:%d\n", | |
310d8c11 GU |
980 | dinfo->version_gpu, dinfo->memory_size, dinfo->hardware_channel, |
981 | dinfo->nvcore_frequency/1000000, dinfo->memory_frequency/1000000); | |
982 | ||
983 | if (dinfo->version_driver != GPU_DRIVER_INFO_VERSION) { | |
535da7ff GU |
984 | dev_err(dev, "%s: version_driver err:%x\n", __func__, |
985 | dinfo->version_driver); | |
310d8c11 GU |
986 | return -EINVAL; |
987 | } | |
988 | ||
dc4f60c2 GL |
989 | error = ps3_irq_plug_setup(PS3_BINDING_CPU_ANY, dinfo->irq.irq_outlet, |
990 | &ps3fb.irq_no); | |
310d8c11 | 991 | if (error) { |
535da7ff | 992 | dev_err(dev, "%s: ps3_alloc_irq failed %d\n", __func__, error); |
310d8c11 GU |
993 | return error; |
994 | } | |
995 | ||
996 | error = request_irq(ps3fb.irq_no, ps3fb_vsync_interrupt, IRQF_DISABLED, | |
9e6b99bd | 997 | DEVICE_NAME, dev); |
310d8c11 | 998 | if (error) { |
535da7ff | 999 | dev_err(dev, "%s: request_irq failed %d\n", __func__, error); |
dc4f60c2 | 1000 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 GU |
1001 | return error; |
1002 | } | |
1003 | ||
1004 | dinfo->irq.mask = (1 << GPU_INTR_STATUS_VSYNC_1) | | |
1005 | (1 << GPU_INTR_STATUS_FLIP_1); | |
1006 | return 0; | |
1007 | } | |
1008 | ||
535da7ff | 1009 | static int ps3fb_xdr_settings(u64 xdr_lpar, struct device *dev) |
310d8c11 GU |
1010 | { |
1011 | int status; | |
1012 | ||
1013 | status = lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, | |
1014 | xdr_lpar, ps3fb_videomemory.size, 0); | |
1015 | if (status) { | |
535da7ff GU |
1016 | dev_err(dev, "%s: lv1_gpu_context_iomap failed: %d\n", |
1017 | __func__, status); | |
310d8c11 GU |
1018 | return -ENXIO; |
1019 | } | |
535da7ff GU |
1020 | dev_dbg(dev, |
1021 | "video:%p xdr_ea:%p ioif:%lx lpar:%lx phys:%lx size:%lx\n", | |
310d8c11 GU |
1022 | ps3fb_videomemory.address, ps3fb.xdr_ea, GPU_IOIF, xdr_lpar, |
1023 | virt_to_abs(ps3fb.xdr_ea), ps3fb_videomemory.size); | |
1024 | ||
1025 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
1026 | L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP, | |
9ac67a35 GU |
1027 | xdr_lpar, GPU_CMD_BUF_SIZE, |
1028 | GPU_IOIF, 0); | |
310d8c11 | 1029 | if (status) { |
535da7ff GU |
1030 | dev_err(dev, |
1031 | "%s: lv1_gpu_context_attribute FB_SETUP failed: %d\n", | |
1032 | __func__, status); | |
310d8c11 GU |
1033 | return -ENXIO; |
1034 | } | |
1035 | return 0; | |
1036 | } | |
1037 | ||
1038 | static struct fb_ops ps3fb_ops = { | |
1039 | .fb_open = ps3fb_open, | |
1040 | .fb_release = ps3fb_release, | |
92c4579d GU |
1041 | .fb_read = fb_sys_read, |
1042 | .fb_write = fb_sys_write, | |
310d8c11 GU |
1043 | .fb_check_var = ps3fb_check_var, |
1044 | .fb_set_par = ps3fb_set_par, | |
1045 | .fb_setcolreg = ps3fb_setcolreg, | |
fc7028b7 | 1046 | .fb_pan_display = ps3fb_pan_display, |
92c4579d GU |
1047 | .fb_fillrect = sys_fillrect, |
1048 | .fb_copyarea = sys_copyarea, | |
1049 | .fb_imageblit = sys_imageblit, | |
310d8c11 GU |
1050 | .fb_mmap = ps3fb_mmap, |
1051 | .fb_blank = ps3fb_blank, | |
1052 | .fb_ioctl = ps3fb_ioctl, | |
1053 | .fb_compat_ioctl = ps3fb_ioctl | |
1054 | }; | |
1055 | ||
1056 | static struct fb_fix_screeninfo ps3fb_fix __initdata = { | |
9e6b99bd | 1057 | .id = DEVICE_NAME, |
310d8c11 GU |
1058 | .type = FB_TYPE_PACKED_PIXELS, |
1059 | .visual = FB_VISUAL_TRUECOLOR, | |
1060 | .accel = FB_ACCEL_NONE, | |
1061 | }; | |
1062 | ||
535da7ff | 1063 | static int ps3fb_set_sync(struct device *dev) |
9e6b99bd GU |
1064 | { |
1065 | int status; | |
1066 | ||
1067 | #ifdef HEAD_A | |
1068 | status = lv1_gpu_context_attribute(0x0, | |
1069 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, | |
1070 | 0, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0); | |
1071 | if (status) { | |
535da7ff GU |
1072 | dev_err(dev, |
1073 | "%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: " | |
1074 | "%d\n", | |
1075 | __func__, status); | |
9e6b99bd GU |
1076 | return -1; |
1077 | } | |
1078 | #endif | |
1079 | #ifdef HEAD_B | |
1080 | status = lv1_gpu_context_attribute(0x0, | |
1081 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, | |
1082 | 1, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0); | |
1083 | ||
1084 | if (status) { | |
535da7ff GU |
1085 | dev_err(dev, |
1086 | "%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: " | |
1087 | "%d\n", | |
1088 | __func__, status); | |
9e6b99bd GU |
1089 | return -1; |
1090 | } | |
1091 | #endif | |
1092 | return 0; | |
1093 | } | |
1094 | ||
1095 | static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev) | |
310d8c11 GU |
1096 | { |
1097 | struct fb_info *info; | |
0333d835 | 1098 | struct ps3fb_par *par; |
310d8c11 GU |
1099 | int retval = -ENOMEM; |
1100 | u64 ddr_lpar = 0; | |
1101 | u64 lpar_dma_control = 0; | |
1102 | u64 lpar_driver_info = 0; | |
1103 | u64 lpar_reports = 0; | |
1104 | u64 lpar_reports_size = 0; | |
1105 | u64 xdr_lpar; | |
9f4f21b4 | 1106 | int status; |
1c0c8461 | 1107 | struct task_struct *task; |
ee592a5b | 1108 | unsigned long max_ps3fb_size; |
310d8c11 | 1109 | |
9ac67a35 GU |
1110 | if (ps3fb_videomemory.size < GPU_CMD_BUF_SIZE) { |
1111 | dev_err(&dev->core, "%s: Not enough video memory\n", __func__); | |
1112 | return -ENOMEM; | |
1113 | } | |
1114 | ||
9e6b99bd GU |
1115 | status = ps3_open_hv_device(dev); |
1116 | if (status) { | |
535da7ff GU |
1117 | dev_err(&dev->core, "%s: ps3_open_hv_device failed\n", |
1118 | __func__); | |
9e6b99bd GU |
1119 | goto err; |
1120 | } | |
1121 | ||
1122 | if (!ps3fb_mode) | |
1123 | ps3fb_mode = ps3av_get_mode(); | |
084ffff2 | 1124 | dev_dbg(&dev->core, "ps3fb_mode: %d\n", ps3fb_mode); |
9e6b99bd | 1125 | |
9e6b99bd GU |
1126 | atomic_set(&ps3fb.f_count, -1); /* fbcon opens ps3fb */ |
1127 | atomic_set(&ps3fb.ext_flip, 0); /* for flip with vsync */ | |
1128 | init_waitqueue_head(&ps3fb.wait_vsync); | |
9e6b99bd | 1129 | |
535da7ff | 1130 | ps3fb_set_sync(&dev->core); |
9e6b99bd | 1131 | |
ee592a5b GU |
1132 | max_ps3fb_size = _ALIGN_UP(GPU_IOIF, 256*1024*1024) - GPU_IOIF; |
1133 | if (ps3fb_videomemory.size > max_ps3fb_size) { | |
1134 | dev_info(&dev->core, "Limiting ps3fb mem size to %lu bytes\n", | |
1135 | max_ps3fb_size); | |
1136 | ps3fb_videomemory.size = max_ps3fb_size; | |
1137 | } | |
1138 | ||
310d8c11 | 1139 | /* get gpu context handle */ |
ee592a5b | 1140 | status = lv1_gpu_memory_allocate(ps3fb_videomemory.size, 0, 0, 0, 0, |
310d8c11 GU |
1141 | &ps3fb.memory_handle, &ddr_lpar); |
1142 | if (status) { | |
535da7ff GU |
1143 | dev_err(&dev->core, "%s: lv1_gpu_memory_allocate failed: %d\n", |
1144 | __func__, status); | |
310d8c11 GU |
1145 | goto err; |
1146 | } | |
535da7ff | 1147 | dev_dbg(&dev->core, "ddr:lpar:0x%lx\n", ddr_lpar); |
310d8c11 GU |
1148 | |
1149 | status = lv1_gpu_context_allocate(ps3fb.memory_handle, 0, | |
1150 | &ps3fb.context_handle, | |
1151 | &lpar_dma_control, &lpar_driver_info, | |
1152 | &lpar_reports, &lpar_reports_size); | |
1153 | if (status) { | |
535da7ff GU |
1154 | dev_err(&dev->core, |
1155 | "%s: lv1_gpu_context_attribute failed: %d\n", __func__, | |
1156 | status); | |
310d8c11 GU |
1157 | goto err_gpu_memory_free; |
1158 | } | |
1159 | ||
1160 | /* vsync interrupt */ | |
1161 | ps3fb.dinfo = ioremap(lpar_driver_info, 128 * 1024); | |
1162 | if (!ps3fb.dinfo) { | |
535da7ff | 1163 | dev_err(&dev->core, "%s: ioremap failed\n", __func__); |
310d8c11 GU |
1164 | goto err_gpu_context_free; |
1165 | } | |
1166 | ||
535da7ff | 1167 | retval = ps3fb_vsync_settings(ps3fb.dinfo, &dev->core); |
310d8c11 GU |
1168 | if (retval) |
1169 | goto err_iounmap_dinfo; | |
1170 | ||
2ce32e15 | 1171 | /* XDR frame buffer */ |
310d8c11 GU |
1172 | ps3fb.xdr_ea = ps3fb_videomemory.address; |
1173 | xdr_lpar = ps3_mm_phys_to_lpar(__pa(ps3fb.xdr_ea)); | |
2ce32e15 GU |
1174 | |
1175 | /* Clear memory to prevent kernel info leakage into userspace */ | |
1176 | memset(ps3fb.xdr_ea, 0, ps3fb_videomemory.size); | |
1177 | ||
9ac67a35 GU |
1178 | /* |
1179 | * The GPU command buffer is at the start of video memory | |
1180 | * As we don't use the full command buffer, we can put the actual | |
1181 | * frame buffer at offset GPU_FB_START and save some precious XDR | |
1182 | * memory | |
1183 | */ | |
1184 | ps3fb.xdr_ea += GPU_FB_START; | |
1185 | ps3fb.xdr_size = ps3fb_videomemory.size - GPU_FB_START; | |
2ce32e15 | 1186 | |
535da7ff | 1187 | retval = ps3fb_xdr_settings(xdr_lpar, &dev->core); |
310d8c11 GU |
1188 | if (retval) |
1189 | goto err_free_irq; | |
1190 | ||
0333d835 | 1191 | info = framebuffer_alloc(sizeof(struct ps3fb_par), &dev->core); |
310d8c11 GU |
1192 | if (!info) |
1193 | goto err_free_irq; | |
1194 | ||
0333d835 GU |
1195 | par = info->par; |
1196 | par->mode_id = ~ps3fb_mode; /* != ps3fb_mode, to trigger change */ | |
1197 | par->new_mode_id = ps3fb_mode; | |
0333d835 GU |
1198 | par->num_frames = 1; |
1199 | ||
f1664ed8 | 1200 | info->screen_base = (char __iomem *)ps3fb.xdr_ea; |
310d8c11 GU |
1201 | info->fbops = &ps3fb_ops; |
1202 | ||
1203 | info->fix = ps3fb_fix; | |
f1664ed8 GU |
1204 | info->fix.smem_start = virt_to_abs(ps3fb.xdr_ea); |
1205 | info->fix.smem_len = ps3fb.xdr_size; | |
0333d835 | 1206 | info->pseudo_palette = par->pseudo_palette; |
fc7028b7 GU |
1207 | info->flags = FBINFO_DEFAULT | FBINFO_READS_FAST | |
1208 | FBINFO_HWACCEL_XPAN | FBINFO_HWACCEL_YPAN; | |
310d8c11 GU |
1209 | |
1210 | retval = fb_alloc_cmap(&info->cmap, 256, 0); | |
1211 | if (retval < 0) | |
1212 | goto err_framebuffer_release; | |
1213 | ||
1214 | if (!fb_find_mode(&info->var, info, mode_option, ps3fb_modedb, | |
0333d835 | 1215 | ARRAY_SIZE(ps3fb_modedb), |
34c422fb | 1216 | ps3fb_vmode(par->new_mode_id), 32)) { |
310d8c11 GU |
1217 | retval = -EINVAL; |
1218 | goto err_fb_dealloc; | |
1219 | } | |
1220 | ||
1221 | fb_videomode_to_modelist(ps3fb_modedb, ARRAY_SIZE(ps3fb_modedb), | |
1222 | &info->modelist); | |
1223 | ||
1224 | retval = register_framebuffer(info); | |
1225 | if (retval < 0) | |
1226 | goto err_fb_dealloc; | |
1227 | ||
9e6b99bd | 1228 | dev->core.driver_data = info; |
310d8c11 | 1229 | |
535da7ff GU |
1230 | dev_info(info->device, "%s %s, using %lu KiB of video memory\n", |
1231 | dev_driver_string(info->dev), info->dev->bus_id, | |
2ce32e15 | 1232 | ps3fb.xdr_size >> 10); |
310d8c11 | 1233 | |
9e6b99bd | 1234 | task = kthread_run(ps3fbd, info, DEVICE_NAME); |
1c0c8461 GU |
1235 | if (IS_ERR(task)) { |
1236 | retval = PTR_ERR(task); | |
1237 | goto err_unregister_framebuffer; | |
1238 | } | |
1239 | ||
1240 | ps3fb.task = task; | |
9e6b99bd | 1241 | ps3av_register_flip_ctl(ps3fb_flip_ctl, &ps3fb); |
1c0c8461 | 1242 | |
310d8c11 GU |
1243 | return 0; |
1244 | ||
1c0c8461 GU |
1245 | err_unregister_framebuffer: |
1246 | unregister_framebuffer(info); | |
310d8c11 GU |
1247 | err_fb_dealloc: |
1248 | fb_dealloc_cmap(&info->cmap); | |
1249 | err_framebuffer_release: | |
1250 | framebuffer_release(info); | |
1251 | err_free_irq: | |
fcbe6e97 | 1252 | free_irq(ps3fb.irq_no, &dev->core); |
dc4f60c2 | 1253 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 GU |
1254 | err_iounmap_dinfo: |
1255 | iounmap((u8 __iomem *)ps3fb.dinfo); | |
1256 | err_gpu_context_free: | |
1257 | lv1_gpu_context_free(ps3fb.context_handle); | |
1258 | err_gpu_memory_free: | |
1259 | lv1_gpu_memory_free(ps3fb.memory_handle); | |
1260 | err: | |
1261 | return retval; | |
1262 | } | |
1263 | ||
9e6b99bd | 1264 | static int ps3fb_shutdown(struct ps3_system_bus_device *dev) |
310d8c11 | 1265 | { |
9e6b99bd GU |
1266 | int status; |
1267 | struct fb_info *info = dev->core.driver_data; | |
1268 | ||
535da7ff | 1269 | dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__); |
9e6b99bd GU |
1270 | |
1271 | ps3fb_flip_ctl(0, &ps3fb); /* flip off */ | |
310d8c11 | 1272 | ps3fb.dinfo->irq.mask = 0; |
310d8c11 | 1273 | |
9e6b99bd | 1274 | ps3av_register_flip_ctl(NULL, NULL); |
1c0c8461 GU |
1275 | if (ps3fb.task) { |
1276 | struct task_struct *task = ps3fb.task; | |
1277 | ps3fb.task = NULL; | |
1278 | kthread_stop(task); | |
1279 | } | |
310d8c11 | 1280 | if (ps3fb.irq_no) { |
fcbe6e97 | 1281 | free_irq(ps3fb.irq_no, &dev->core); |
dc4f60c2 | 1282 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 | 1283 | } |
ba21611c JK |
1284 | if (info) { |
1285 | unregister_framebuffer(info); | |
1286 | fb_dealloc_cmap(&info->cmap); | |
1287 | framebuffer_release(info); | |
1288 | info = dev->core.driver_data = NULL; | |
1289 | } | |
310d8c11 GU |
1290 | iounmap((u8 __iomem *)ps3fb.dinfo); |
1291 | ||
1292 | status = lv1_gpu_context_free(ps3fb.context_handle); | |
1293 | if (status) | |
535da7ff GU |
1294 | dev_dbg(&dev->core, "lv1_gpu_context_free failed: %d\n", |
1295 | status); | |
310d8c11 GU |
1296 | |
1297 | status = lv1_gpu_memory_free(ps3fb.memory_handle); | |
1298 | if (status) | |
535da7ff GU |
1299 | dev_dbg(&dev->core, "lv1_gpu_memory_free failed: %d\n", |
1300 | status); | |
310d8c11 | 1301 | |
9e6b99bd | 1302 | ps3_close_hv_device(dev); |
535da7ff | 1303 | dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__); |
310d8c11 | 1304 | |
310d8c11 GU |
1305 | return 0; |
1306 | } | |
1307 | ||
9e6b99bd GU |
1308 | static struct ps3_system_bus_driver ps3fb_driver = { |
1309 | .match_id = PS3_MATCH_ID_GRAPHICS, | |
1310 | .core.name = DEVICE_NAME, | |
1311 | .core.owner = THIS_MODULE, | |
1312 | .probe = ps3fb_probe, | |
1313 | .remove = ps3fb_shutdown, | |
1314 | .shutdown = ps3fb_shutdown, | |
310d8c11 GU |
1315 | }; |
1316 | ||
9e6b99bd | 1317 | static int __init ps3fb_setup(void) |
310d8c11 | 1318 | { |
9e6b99bd | 1319 | char *options; |
310d8c11 | 1320 | |
9e6b99bd | 1321 | #ifdef MODULE |
310d8c11 | 1322 | return 0; |
310d8c11 GU |
1323 | #endif |
1324 | ||
9e6b99bd GU |
1325 | if (fb_get_options(DEVICE_NAME, &options)) |
1326 | return -ENXIO; | |
310d8c11 | 1327 | |
9e6b99bd GU |
1328 | if (!options || !*options) |
1329 | return 0; | |
310d8c11 | 1330 | |
9e6b99bd GU |
1331 | while (1) { |
1332 | char *this_opt = strsep(&options, ","); | |
310d8c11 | 1333 | |
9e6b99bd GU |
1334 | if (!this_opt) |
1335 | break; | |
1336 | if (!*this_opt) | |
1337 | continue; | |
1338 | if (!strncmp(this_opt, "mode:", 5)) | |
1339 | ps3fb_mode = simple_strtoul(this_opt + 5, NULL, 0); | |
1340 | else | |
1341 | mode_option = this_opt; | |
310d8c11 | 1342 | } |
9e6b99bd GU |
1343 | return 0; |
1344 | } | |
310d8c11 | 1345 | |
9e6b99bd GU |
1346 | static int __init ps3fb_init(void) |
1347 | { | |
1348 | if (!ps3fb_videomemory.address || ps3fb_setup()) | |
1349 | return -ENXIO; | |
310d8c11 | 1350 | |
9e6b99bd | 1351 | return ps3_system_bus_driver_register(&ps3fb_driver); |
310d8c11 GU |
1352 | } |
1353 | ||
310d8c11 GU |
1354 | static void __exit ps3fb_exit(void) |
1355 | { | |
535da7ff | 1356 | pr_debug(" -> %s:%d\n", __func__, __LINE__); |
9e6b99bd | 1357 | ps3_system_bus_driver_unregister(&ps3fb_driver); |
535da7ff | 1358 | pr_debug(" <- %s:%d\n", __func__, __LINE__); |
310d8c11 GU |
1359 | } |
1360 | ||
9e6b99bd | 1361 | module_init(ps3fb_init); |
310d8c11 GU |
1362 | module_exit(ps3fb_exit); |
1363 | ||
1364 | MODULE_LICENSE("GPL"); | |
9e6b99bd GU |
1365 | MODULE_DESCRIPTION("PS3 GPU Frame Buffer Driver"); |
1366 | MODULE_AUTHOR("Sony Computer Entertainment Inc."); | |
1367 | MODULE_ALIAS(PS3_MODULE_ALIAS_GRAPHICS); |