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; | |
310d8c11 | 119 | struct gpu_driver_info *dinfo; |
310d8c11 GU |
120 | |
121 | u64 vblank_count; /* frame count */ | |
122 | wait_queue_head_t wait_vsync; | |
123 | ||
310d8c11 GU |
124 | atomic_t ext_flip; /* on/off flip with vsync */ |
125 | atomic_t f_count; /* fb_open count */ | |
126 | int is_blanked; | |
1c0c8461 GU |
127 | int is_kicked; |
128 | struct task_struct *task; | |
310d8c11 GU |
129 | }; |
130 | static struct ps3fb_priv ps3fb; | |
131 | ||
0333d835 GU |
132 | struct ps3fb_par { |
133 | u32 pseudo_palette[16]; | |
134 | int mode_id, new_mode_id; | |
0333d835 | 135 | unsigned int num_frames; /* num of frame buffers */ |
f1664ed8 GU |
136 | unsigned int width; |
137 | unsigned int height; | |
9f4f21b4 GU |
138 | unsigned int ddr_line_length; |
139 | unsigned int ddr_frame_size; | |
140 | unsigned int xdr_frame_size; | |
7974f72a GU |
141 | unsigned int full_offset; /* start of fullscreen DDR fb */ |
142 | unsigned int fb_offset; /* start of actual DDR fb */ | |
143 | unsigned int pan_offset; | |
0333d835 GU |
144 | }; |
145 | ||
310d8c11 | 146 | |
34c422fb GU |
147 | #define FIRST_NATIVE_MODE_INDEX 10 |
148 | ||
310d8c11 GU |
149 | static const struct fb_videomode ps3fb_modedb[] = { |
150 | /* 60 Hz broadcast modes (modes "1" to "5") */ | |
151 | { | |
152 | /* 480i */ | |
153 | "480i", 60, 576, 384, 74074, 130, 89, 78, 57, 63, 6, | |
154 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
155 | }, { | |
156 | /* 480p */ | |
157 | "480p", 60, 576, 384, 37037, 130, 89, 78, 57, 63, 6, | |
158 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
159 | }, { | |
160 | /* 720p */ | |
161 | "720p", 60, 1124, 644, 13481, 298, 148, 57, 44, 80, 5, | |
162 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
163 | }, { | |
164 | /* 1080i */ | |
165 | "1080i", 60, 1688, 964, 13481, 264, 160, 94, 62, 88, 5, | |
166 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
167 | }, { | |
168 | /* 1080p */ | |
169 | "1080p", 60, 1688, 964, 6741, 264, 160, 94, 62, 88, 5, | |
170 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
171 | }, | |
172 | ||
173 | /* 50 Hz broadcast modes (modes "6" to "10") */ | |
174 | { | |
175 | /* 576i */ | |
176 | "576i", 50, 576, 460, 74074, 142, 83, 97, 63, 63, 5, | |
177 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
178 | }, { | |
179 | /* 576p */ | |
180 | "576p", 50, 576, 460, 37037, 142, 83, 97, 63, 63, 5, | |
181 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
182 | }, { | |
183 | /* 720p */ | |
184 | "720p", 50, 1124, 644, 13468, 298, 478, 57, 44, 80, 5, | |
185 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
186 | }, { | |
a782eed6 | 187 | /* 1080i */ |
310d8c11 GU |
188 | "1080i", 50, 1688, 964, 13468, 264, 600, 94, 62, 88, 5, |
189 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
190 | }, { | |
191 | /* 1080p */ | |
192 | "1080p", 50, 1688, 964, 6734, 264, 600, 94, 62, 88, 5, | |
193 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
194 | }, | |
195 | ||
34c422fb | 196 | [FIRST_NATIVE_MODE_INDEX] = |
310d8c11 GU |
197 | /* 60 Hz broadcast modes (full resolution versions of modes "1" to "5") */ |
198 | { | |
199 | /* 480if */ | |
200 | "480if", 60, 720, 480, 74074, 58, 17, 30, 9, 63, 6, | |
201 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
202 | }, { | |
203 | /* 480pf */ | |
204 | "480pf", 60, 720, 480, 37037, 58, 17, 30, 9, 63, 6, | |
205 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
206 | }, { | |
207 | /* 720pf */ | |
208 | "720pf", 60, 1280, 720, 13481, 220, 70, 19, 6, 80, 5, | |
209 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
210 | }, { | |
211 | /* 1080if */ | |
212 | "1080if", 60, 1920, 1080, 13481, 148, 44, 36, 4, 88, 5, | |
213 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
214 | }, { | |
215 | /* 1080pf */ | |
216 | "1080pf", 60, 1920, 1080, 6741, 148, 44, 36, 4, 88, 5, | |
217 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
218 | }, | |
219 | ||
220 | /* 50 Hz broadcast modes (full resolution versions of modes "6" to "10") */ | |
221 | { | |
222 | /* 576if */ | |
223 | "576if", 50, 720, 576, 74074, 70, 11, 39, 5, 63, 5, | |
224 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | |
225 | }, { | |
226 | /* 576pf */ | |
227 | "576pf", 50, 720, 576, 37037, 70, 11, 39, 5, 63, 5, | |
228 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
229 | }, { | |
230 | /* 720pf */ | |
231 | "720pf", 50, 1280, 720, 13468, 220, 400, 19, 6, 80, 5, | |
232 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
233 | }, { | |
234 | /* 1080if */ | |
a782eed6 | 235 | "1080if", 50, 1920, 1080, 13468, 148, 484, 36, 4, 88, 5, |
310d8c11 GU |
236 | FB_SYNC_BROADCAST, FB_VMODE_INTERLACED |
237 | }, { | |
238 | /* 1080pf */ | |
239 | "1080pf", 50, 1920, 1080, 6734, 148, 484, 36, 4, 88, 5, | |
240 | FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | |
34c422fb GU |
241 | }, |
242 | ||
243 | /* VESA modes (modes "11" to "13") */ | |
244 | { | |
245 | /* WXGA */ | |
246 | "wxga", 60, 1280, 768, 12924, 160, 24, 29, 3, 136, 6, | |
247 | 0, FB_VMODE_NONINTERLACED, | |
248 | FB_MODE_IS_VESA | |
249 | }, { | |
250 | /* SXGA */ | |
251 | "sxga", 60, 1280, 1024, 9259, 248, 48, 38, 1, 112, 3, | |
252 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED, | |
253 | FB_MODE_IS_VESA | |
254 | }, { | |
255 | /* WUXGA */ | |
256 | "wuxga", 60, 1920, 1200, 6494, 80, 48, 26, 3, 32, 6, | |
257 | FB_SYNC_HOR_HIGH_ACT, FB_VMODE_NONINTERLACED, | |
258 | FB_MODE_IS_VESA | |
310d8c11 GU |
259 | } |
260 | }; | |
261 | ||
262 | ||
263 | #define HEAD_A | |
264 | #define HEAD_B | |
265 | ||
2ce32e15 GU |
266 | #define BPP 4 /* number of bytes per pixel */ |
267 | ||
310d8c11 | 268 | |
bd685ac8 | 269 | static int ps3fb_mode; |
9e6b99bd | 270 | module_param(ps3fb_mode, int, 0); |
310d8c11 | 271 | |
9e6b99bd | 272 | static char *mode_option __devinitdata; |
310d8c11 | 273 | |
633bd111 GU |
274 | static int ps3fb_cmp_mode(const struct fb_videomode *vmode, |
275 | const struct fb_var_screeninfo *var) | |
276 | { | |
a3665366 GU |
277 | long xres, yres, left_margin, right_margin, upper_margin, lower_margin; |
278 | long dx, dy; | |
279 | ||
280 | /* maximum values */ | |
281 | if (var->xres > vmode->xres || var->yres > vmode->yres || | |
282 | var->pixclock > vmode->pixclock || | |
283 | var->hsync_len > vmode->hsync_len || | |
284 | var->vsync_len > vmode->vsync_len) | |
633bd111 GU |
285 | return -1; |
286 | ||
a3665366 GU |
287 | /* progressive/interlaced must match */ |
288 | if ((var->vmode & FB_VMODE_MASK) != vmode->vmode) | |
633bd111 GU |
289 | return -1; |
290 | ||
a3665366 GU |
291 | /* minimum resolution */ |
292 | xres = max(var->xres, 1U); | |
293 | yres = max(var->yres, 1U); | |
294 | ||
295 | /* minimum margins */ | |
296 | left_margin = max(var->left_margin, vmode->left_margin); | |
297 | right_margin = max(var->right_margin, vmode->right_margin); | |
298 | upper_margin = max(var->upper_margin, vmode->upper_margin); | |
299 | lower_margin = max(var->lower_margin, vmode->lower_margin); | |
300 | ||
301 | /* resolution + margins may not exceed native parameters */ | |
302 | dx = ((long)vmode->left_margin + (long)vmode->xres + | |
303 | (long)vmode->right_margin) - | |
304 | (left_margin + xres + right_margin); | |
305 | if (dx < 0) | |
633bd111 GU |
306 | return -1; |
307 | ||
a3665366 GU |
308 | dy = ((long)vmode->upper_margin + (long)vmode->yres + |
309 | (long)vmode->lower_margin) - | |
310 | (upper_margin + yres + lower_margin); | |
311 | if (dy < 0) | |
312 | return -1; | |
313 | ||
314 | /* exact match */ | |
315 | if (!dx && !dy) | |
316 | return 0; | |
317 | ||
318 | /* resolution difference */ | |
319 | return (vmode->xres - xres) * (vmode->yres - yres); | |
633bd111 GU |
320 | } |
321 | ||
34c422fb GU |
322 | static const struct fb_videomode *ps3fb_native_vmode(enum ps3av_mode_num id) |
323 | { | |
324 | return &ps3fb_modedb[FIRST_NATIVE_MODE_INDEX + id - 1]; | |
325 | } | |
326 | ||
327 | static const struct fb_videomode *ps3fb_vmode(int id) | |
328 | { | |
329 | u32 mode = id & PS3AV_MODE_MASK; | |
330 | ||
331 | if (mode < PS3AV_MODE_480I || mode > PS3AV_MODE_WUXGA) | |
332 | return NULL; | |
333 | ||
334 | if (mode <= PS3AV_MODE_1080P50 && !(id & PS3AV_MODE_FULL)) { | |
335 | /* Non-fullscreen broadcast mode */ | |
336 | return &ps3fb_modedb[mode - 1]; | |
337 | } | |
338 | ||
339 | return ps3fb_native_vmode(mode); | |
340 | } | |
341 | ||
633bd111 | 342 | static unsigned int ps3fb_find_mode(struct fb_var_screeninfo *var, |
61e0b28e | 343 | u32 *ddr_line_length, u32 *xdr_line_length) |
310d8c11 | 344 | { |
a3665366 GU |
345 | unsigned int id, best_id; |
346 | int diff, best_diff; | |
34c422fb | 347 | const struct fb_videomode *vmode; |
a3665366 | 348 | long gap; |
633bd111 | 349 | |
a3665366 GU |
350 | best_id = 0; |
351 | best_diff = INT_MAX; | |
352 | pr_debug("%s: wanted %u [%u] %u x %u [%u] %u\n", __func__, | |
353 | var->left_margin, var->xres, var->right_margin, | |
354 | var->upper_margin, var->yres, var->lower_margin); | |
34c422fb GU |
355 | for (id = PS3AV_MODE_480I; id <= PS3AV_MODE_WUXGA; id++) { |
356 | vmode = ps3fb_native_vmode(id); | |
a3665366 GU |
357 | diff = ps3fb_cmp_mode(vmode, var); |
358 | pr_debug("%s: mode %u: %u [%u] %u x %u [%u] %u: diff = %d\n", | |
359 | __func__, id, vmode->left_margin, vmode->xres, | |
360 | vmode->right_margin, vmode->upper_margin, | |
361 | vmode->yres, vmode->lower_margin, diff); | |
362 | if (diff < 0) | |
363 | continue; | |
364 | if (diff < best_diff) { | |
365 | best_id = id; | |
366 | if (!diff) | |
367 | break; | |
368 | best_diff = diff; | |
369 | } | |
34c422fb | 370 | } |
310d8c11 | 371 | |
a3665366 GU |
372 | if (!best_id) { |
373 | pr_debug("%s: no suitable mode found\n", __func__); | |
374 | return 0; | |
375 | } | |
376 | ||
377 | id = best_id; | |
378 | vmode = ps3fb_native_vmode(id); | |
61e0b28e | 379 | |
34c422fb | 380 | *ddr_line_length = vmode->xres * BPP; |
633bd111 | 381 | |
a3665366 GU |
382 | /* minimum resolution */ |
383 | if (!var->xres) | |
633bd111 | 384 | var->xres = 1; |
a3665366 | 385 | if (!var->yres) |
633bd111 | 386 | var->yres = 1; |
a3665366 GU |
387 | |
388 | /* minimum virtual resolution */ | |
389 | if (var->xres_virtual < var->xres) | |
390 | var->xres_virtual = var->xres; | |
391 | if (var->yres_virtual < var->yres) | |
392 | var->yres_virtual = var->yres; | |
393 | ||
394 | /* minimum margins */ | |
395 | if (var->left_margin < vmode->left_margin) | |
396 | var->left_margin = vmode->left_margin; | |
397 | if (var->right_margin < vmode->right_margin) | |
398 | var->right_margin = vmode->right_margin; | |
399 | if (var->upper_margin < vmode->upper_margin) | |
400 | var->upper_margin = vmode->upper_margin; | |
401 | if (var->lower_margin < vmode->lower_margin) | |
402 | var->lower_margin = vmode->lower_margin; | |
403 | ||
404 | /* extra margins */ | |
405 | gap = ((long)vmode->left_margin + (long)vmode->xres + | |
406 | (long)vmode->right_margin) - | |
407 | ((long)var->left_margin + (long)var->xres + | |
408 | (long)var->right_margin); | |
409 | if (gap > 0) { | |
410 | var->left_margin += gap/2; | |
411 | var->right_margin += (gap+1)/2; | |
412 | pr_debug("%s: rounded up H to %u [%u] %u\n", __func__, | |
413 | var->left_margin, var->xres, var->right_margin); | |
414 | } | |
415 | ||
416 | gap = ((long)vmode->upper_margin + (long)vmode->yres + | |
417 | (long)vmode->lower_margin) - | |
418 | ((long)var->upper_margin + (long)var->yres + | |
419 | (long)var->lower_margin); | |
420 | if (gap > 0) { | |
421 | var->upper_margin += gap/2; | |
422 | var->lower_margin += (gap+1)/2; | |
423 | pr_debug("%s: rounded up V to %u [%u] %u\n", __func__, | |
424 | var->upper_margin, var->yres, var->lower_margin); | |
633bd111 | 425 | } |
61e0b28e | 426 | |
a3665366 GU |
427 | /* fixed fields */ |
428 | var->pixclock = vmode->pixclock; | |
429 | var->hsync_len = vmode->hsync_len; | |
430 | var->vsync_len = vmode->vsync_len; | |
431 | var->sync = vmode->sync; | |
432 | ||
61e0b28e | 433 | if (ps3_compare_firmware_version(1, 9, 0) >= 0) { |
a3665366 | 434 | *xdr_line_length = GPU_ALIGN_UP(var->xres_virtual * BPP); |
61e0b28e GU |
435 | if (*xdr_line_length > GPU_MAX_LINE_LENGTH) |
436 | *xdr_line_length = GPU_MAX_LINE_LENGTH; | |
437 | } else | |
438 | *xdr_line_length = *ddr_line_length; | |
439 | ||
34c422fb | 440 | if (vmode->sync & FB_SYNC_BROADCAST) { |
633bd111 | 441 | /* Full broadcast modes have the full mode bit set */ |
34c422fb GU |
442 | if (vmode->xres == var->xres && vmode->yres == var->yres) |
443 | id |= PS3AV_MODE_FULL; | |
310d8c11 GU |
444 | } |
445 | ||
34c422fb GU |
446 | pr_debug("%s: mode %u\n", __func__, id); |
447 | return id; | |
310d8c11 GU |
448 | } |
449 | ||
f1664ed8 GU |
450 | static void ps3fb_sync_image(struct device *dev, u64 frame_offset, |
451 | u64 dst_offset, u64 src_offset, u32 width, | |
61e0b28e GU |
452 | u32 height, u32 dst_line_length, |
453 | u32 src_line_length) | |
310d8c11 | 454 | { |
f1664ed8 | 455 | int status; |
61e0b28e GU |
456 | u64 line_length; |
457 | ||
458 | line_length = dst_line_length; | |
459 | if (src_line_length != dst_line_length) | |
460 | line_length |= (u64)src_line_length << 32; | |
310d8c11 | 461 | |
9ac67a35 | 462 | src_offset += GPU_FB_START; |
9b82f3e6 GU |
463 | |
464 | mutex_lock(&ps3_gpu_mutex); | |
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); | |
9b82f3e6 GU |
471 | mutex_unlock(&ps3_gpu_mutex); |
472 | ||
310d8c11 | 473 | if (status) |
f1664ed8 | 474 | dev_err(dev, |
535da7ff GU |
475 | "%s: lv1_gpu_context_attribute FB_BLIT failed: %d\n", |
476 | __func__, status); | |
310d8c11 GU |
477 | #ifdef HEAD_A |
478 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
479 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, | |
f1664ed8 | 480 | 0, frame_offset, 0, 0); |
310d8c11 | 481 | if (status) |
f1664ed8 | 482 | dev_err(dev, "%s: lv1_gpu_context_attribute FLIP failed: %d\n", |
535da7ff | 483 | __func__, status); |
310d8c11 GU |
484 | #endif |
485 | #ifdef HEAD_B | |
486 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
487 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, | |
f1664ed8 | 488 | 1, frame_offset, 0, 0); |
310d8c11 | 489 | if (status) |
f1664ed8 | 490 | dev_err(dev, "%s: lv1_gpu_context_attribute FLIP failed: %d\n", |
535da7ff | 491 | __func__, status); |
310d8c11 | 492 | #endif |
f1664ed8 GU |
493 | } |
494 | ||
495 | static int ps3fb_sync(struct fb_info *info, u32 frame) | |
496 | { | |
497 | struct ps3fb_par *par = info->par; | |
9f4f21b4 | 498 | int error = 0; |
61e0b28e | 499 | u64 ddr_base, xdr_base; |
f1664ed8 | 500 | |
f1664ed8 GU |
501 | if (frame > par->num_frames - 1) { |
502 | dev_dbg(info->device, "%s: invalid frame number (%u)\n", | |
503 | __func__, frame); | |
504 | error = -EINVAL; | |
505 | goto out; | |
506 | } | |
507 | ||
9f4f21b4 GU |
508 | xdr_base = frame * par->xdr_frame_size; |
509 | ddr_base = frame * par->ddr_frame_size; | |
f1664ed8 | 510 | |
61e0b28e GU |
511 | ps3fb_sync_image(info->device, ddr_base + par->full_offset, |
512 | ddr_base + par->fb_offset, xdr_base + par->pan_offset, | |
9f4f21b4 GU |
513 | par->width, par->height, par->ddr_line_length, |
514 | info->fix.line_length); | |
0333d835 GU |
515 | |
516 | out: | |
0333d835 | 517 | return error; |
310d8c11 GU |
518 | } |
519 | ||
310d8c11 GU |
520 | static int ps3fb_open(struct fb_info *info, int user) |
521 | { | |
522 | atomic_inc(&ps3fb.f_count); | |
523 | return 0; | |
524 | } | |
525 | ||
526 | static int ps3fb_release(struct fb_info *info, int user) | |
527 | { | |
528 | if (atomic_dec_and_test(&ps3fb.f_count)) { | |
529 | if (atomic_read(&ps3fb.ext_flip)) { | |
530 | atomic_set(&ps3fb.ext_flip, 0); | |
8dab6376 JK |
531 | if (!try_acquire_console_sem()) { |
532 | ps3fb_sync(info, 0); /* single buffer */ | |
533 | release_console_sem(); | |
534 | } | |
310d8c11 GU |
535 | } |
536 | } | |
537 | return 0; | |
538 | } | |
539 | ||
540 | /* | |
541 | * Setting the video mode has been split into two parts. | |
542 | * First part, xxxfb_check_var, must not write anything | |
543 | * to hardware, it should only verify and adjust var. | |
544 | * This means it doesn't alter par but it does use hardware | |
545 | * data from it to check this var. | |
546 | */ | |
547 | ||
548 | static int ps3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) | |
549 | { | |
61e0b28e | 550 | u32 xdr_line_length, ddr_line_length; |
310d8c11 | 551 | int mode; |
310d8c11 | 552 | |
61e0b28e | 553 | mode = ps3fb_find_mode(var, &ddr_line_length, &xdr_line_length); |
310d8c11 GU |
554 | if (!mode) |
555 | return -EINVAL; | |
556 | ||
fc7028b7 | 557 | /* Virtual screen */ |
61e0b28e | 558 | if (var->xres_virtual > xdr_line_length / BPP) { |
535da7ff | 559 | dev_dbg(info->device, |
fc7028b7 | 560 | "Horizontal virtual screen size too large\n"); |
310d8c11 GU |
561 | return -EINVAL; |
562 | } | |
563 | ||
fc7028b7 GU |
564 | if (var->xoffset + var->xres > var->xres_virtual || |
565 | var->yoffset + var->yres > var->yres_virtual) { | |
566 | dev_dbg(info->device, "panning out-of-range\n"); | |
567 | return -EINVAL; | |
568 | } | |
310d8c11 GU |
569 | |
570 | /* We support ARGB8888 only */ | |
571 | if (var->bits_per_pixel > 32 || var->grayscale || | |
572 | var->red.offset > 16 || var->green.offset > 8 || | |
573 | var->blue.offset > 0 || var->transp.offset > 24 || | |
574 | var->red.length > 8 || var->green.length > 8 || | |
575 | var->blue.length > 8 || var->transp.length > 8 || | |
576 | var->red.msb_right || var->green.msb_right || | |
577 | var->blue.msb_right || var->transp.msb_right || var->nonstd) { | |
535da7ff | 578 | dev_dbg(info->device, "We support ARGB8888 only\n"); |
310d8c11 GU |
579 | return -EINVAL; |
580 | } | |
581 | ||
582 | var->bits_per_pixel = 32; | |
583 | var->red.offset = 16; | |
584 | var->green.offset = 8; | |
585 | var->blue.offset = 0; | |
586 | var->transp.offset = 24; | |
587 | var->red.length = 8; | |
588 | var->green.length = 8; | |
589 | var->blue.length = 8; | |
590 | var->transp.length = 8; | |
591 | var->red.msb_right = 0; | |
592 | var->green.msb_right = 0; | |
593 | var->blue.msb_right = 0; | |
594 | var->transp.msb_right = 0; | |
595 | ||
596 | /* Rotation is not supported */ | |
597 | if (var->rotate) { | |
535da7ff | 598 | dev_dbg(info->device, "Rotation is not supported\n"); |
310d8c11 GU |
599 | return -EINVAL; |
600 | } | |
601 | ||
602 | /* Memory limit */ | |
a286408c | 603 | if (var->yres_virtual * xdr_line_length > info->fix.smem_len) { |
535da7ff | 604 | dev_dbg(info->device, "Not enough memory\n"); |
310d8c11 GU |
605 | return -ENOMEM; |
606 | } | |
607 | ||
608 | var->height = -1; | |
609 | var->width = -1; | |
610 | ||
611 | return 0; | |
612 | } | |
613 | ||
614 | /* | |
615 | * This routine actually sets the video mode. | |
616 | */ | |
617 | ||
618 | static int ps3fb_set_par(struct fb_info *info) | |
619 | { | |
0333d835 | 620 | struct ps3fb_par *par = info->par; |
61e0b28e | 621 | unsigned int mode, ddr_line_length, xdr_line_length, lines, maxlines; |
7974f72a | 622 | unsigned int ddr_xoff, ddr_yoff, offset; |
9f4f21b4 | 623 | const struct fb_videomode *vmode; |
61e0b28e | 624 | u64 dst; |
310d8c11 | 625 | |
61e0b28e | 626 | mode = ps3fb_find_mode(&info->var, &ddr_line_length, &xdr_line_length); |
310d8c11 GU |
627 | if (!mode) |
628 | return -EINVAL; | |
629 | ||
34c422fb | 630 | vmode = ps3fb_native_vmode(mode & PS3AV_MODE_MASK); |
c95344a5 | 631 | |
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 | |
9f4f21b4 GU |
636 | par->ddr_line_length = ddr_line_length; |
637 | par->ddr_frame_size = vmode->yres * ddr_line_length; | |
638 | par->xdr_frame_size = info->var.yres_virtual * xdr_line_length; | |
639 | ||
a286408c | 640 | par->num_frames = info->fix.smem_len / |
9f4f21b4 | 641 | max(par->ddr_frame_size, par->xdr_frame_size); |
310d8c11 GU |
642 | |
643 | /* Keep the special bits we cannot set using fb_var_screeninfo */ | |
0333d835 | 644 | par->new_mode_id = (par->new_mode_id & ~PS3AV_MODE_MASK) | mode; |
310d8c11 | 645 | |
f1664ed8 GU |
646 | par->width = info->var.xres; |
647 | par->height = info->var.yres; | |
d9a4ba6a GU |
648 | |
649 | /* Start of the virtual frame buffer (relative to fullscreen) */ | |
9f4f21b4 GU |
650 | ddr_xoff = info->var.left_margin - vmode->left_margin; |
651 | ddr_yoff = info->var.upper_margin - vmode->upper_margin; | |
652 | offset = ddr_yoff * ddr_line_length + ddr_xoff * BPP; | |
d9a4ba6a | 653 | |
f1664ed8 GU |
654 | par->fb_offset = GPU_ALIGN_UP(offset); |
655 | par->full_offset = par->fb_offset - offset; | |
61e0b28e | 656 | par->pan_offset = info->var.yoffset * xdr_line_length + |
fc7028b7 | 657 | info->var.xoffset * BPP; |
f1664ed8 | 658 | |
0333d835 GU |
659 | if (par->new_mode_id != par->mode_id) { |
660 | if (ps3av_set_video_mode(par->new_mode_id)) { | |
661 | par->new_mode_id = par->mode_id; | |
662 | return -EINVAL; | |
663 | } | |
664 | par->mode_id = par->new_mode_id; | |
665 | } | |
310d8c11 | 666 | |
f1664ed8 | 667 | /* Clear XDR frame buffer memory */ |
a286408c | 668 | memset((void __force *)info->screen_base, 0, info->fix.smem_len); |
f1664ed8 GU |
669 | |
670 | /* Clear DDR frame buffer memory */ | |
9f4f21b4 | 671 | lines = vmode->yres * par->num_frames; |
f1664ed8 GU |
672 | if (par->full_offset) |
673 | lines++; | |
a286408c | 674 | maxlines = info->fix.smem_len / ddr_line_length; |
61e0b28e | 675 | for (dst = 0; lines; dst += maxlines * ddr_line_length) { |
f1664ed8 | 676 | unsigned int l = min(lines, maxlines); |
9f4f21b4 | 677 | ps3fb_sync_image(info->device, 0, dst, 0, vmode->xres, l, |
61e0b28e | 678 | ddr_line_length, ddr_line_length); |
f1664ed8 GU |
679 | lines -= l; |
680 | } | |
681 | ||
310d8c11 GU |
682 | return 0; |
683 | } | |
684 | ||
685 | /* | |
686 | * Set a single color register. The values supplied are already | |
687 | * rounded down to the hardware's capabilities (according to the | |
688 | * entries in the var structure). Return != 0 for invalid regno. | |
689 | */ | |
690 | ||
691 | static int ps3fb_setcolreg(unsigned int regno, unsigned int red, | |
692 | unsigned int green, unsigned int blue, | |
693 | unsigned int transp, struct fb_info *info) | |
694 | { | |
695 | if (regno >= 16) | |
696 | return 1; | |
697 | ||
698 | red >>= 8; | |
699 | green >>= 8; | |
700 | blue >>= 8; | |
701 | transp >>= 8; | |
702 | ||
703 | ((u32 *)info->pseudo_palette)[regno] = transp << 24 | red << 16 | | |
704 | green << 8 | blue; | |
705 | return 0; | |
706 | } | |
707 | ||
fc7028b7 GU |
708 | static int ps3fb_pan_display(struct fb_var_screeninfo *var, |
709 | struct fb_info *info) | |
710 | { | |
711 | struct ps3fb_par *par = info->par; | |
712 | ||
713 | par->pan_offset = var->yoffset * info->fix.line_length + | |
714 | var->xoffset * BPP; | |
715 | return 0; | |
716 | } | |
717 | ||
310d8c11 GU |
718 | /* |
719 | * As we have a virtual frame buffer, we need our own mmap function | |
720 | */ | |
721 | ||
722 | static int ps3fb_mmap(struct fb_info *info, struct vm_area_struct *vma) | |
723 | { | |
724 | unsigned long size, offset; | |
310d8c11 GU |
725 | |
726 | size = vma->vm_end - vma->vm_start; | |
727 | offset = vma->vm_pgoff << PAGE_SHIFT; | |
728 | if (offset + size > info->fix.smem_len) | |
729 | return -EINVAL; | |
730 | ||
2ce32e15 | 731 | offset += info->fix.smem_start; |
310d8c11 GU |
732 | if (remap_pfn_range(vma, vma->vm_start, offset >> PAGE_SHIFT, |
733 | size, vma->vm_page_prot)) | |
734 | return -EAGAIN; | |
735 | ||
535da7ff GU |
736 | dev_dbg(info->device, "ps3fb: mmap framebuffer P(%lx)->V(%lx)\n", |
737 | offset, vma->vm_start); | |
310d8c11 GU |
738 | return 0; |
739 | } | |
740 | ||
741 | /* | |
742 | * Blank the display | |
743 | */ | |
744 | ||
745 | static int ps3fb_blank(int blank, struct fb_info *info) | |
746 | { | |
747 | int retval; | |
748 | ||
535da7ff | 749 | dev_dbg(info->device, "%s: blank:%d\n", __func__, blank); |
310d8c11 GU |
750 | switch (blank) { |
751 | case FB_BLANK_POWERDOWN: | |
752 | case FB_BLANK_HSYNC_SUSPEND: | |
753 | case FB_BLANK_VSYNC_SUSPEND: | |
754 | case FB_BLANK_NORMAL: | |
755 | retval = ps3av_video_mute(1); /* mute on */ | |
756 | if (!retval) | |
757 | ps3fb.is_blanked = 1; | |
758 | break; | |
759 | ||
760 | default: /* unblank */ | |
761 | retval = ps3av_video_mute(0); /* mute off */ | |
762 | if (!retval) | |
763 | ps3fb.is_blanked = 0; | |
764 | break; | |
765 | } | |
766 | return retval; | |
767 | } | |
768 | ||
769 | static int ps3fb_get_vblank(struct fb_vblank *vblank) | |
770 | { | |
3cc2c177 | 771 | memset(vblank, 0, sizeof(*vblank)); |
310d8c11 GU |
772 | vblank->flags = FB_VBLANK_HAVE_VSYNC; |
773 | return 0; | |
774 | } | |
775 | ||
15e4d001 | 776 | static int ps3fb_wait_for_vsync(u32 crtc) |
310d8c11 GU |
777 | { |
778 | int ret; | |
779 | u64 count; | |
780 | ||
781 | count = ps3fb.vblank_count; | |
782 | ret = wait_event_interruptible_timeout(ps3fb.wait_vsync, | |
783 | count != ps3fb.vblank_count, | |
784 | HZ / 10); | |
785 | if (!ret) | |
786 | return -ETIMEDOUT; | |
787 | ||
788 | return 0; | |
789 | } | |
790 | ||
310d8c11 GU |
791 | |
792 | /* | |
793 | * ioctl | |
794 | */ | |
795 | ||
796 | static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd, | |
797 | unsigned long arg) | |
798 | { | |
799 | void __user *argp = (void __user *)arg; | |
0333d835 | 800 | u32 val; |
310d8c11 GU |
801 | int retval = -EFAULT; |
802 | ||
803 | switch (cmd) { | |
804 | case FBIOGET_VBLANK: | |
805 | { | |
806 | struct fb_vblank vblank; | |
535da7ff | 807 | dev_dbg(info->device, "FBIOGET_VBLANK:\n"); |
310d8c11 GU |
808 | retval = ps3fb_get_vblank(&vblank); |
809 | if (retval) | |
810 | break; | |
811 | ||
812 | if (copy_to_user(argp, &vblank, sizeof(vblank))) | |
813 | retval = -EFAULT; | |
814 | break; | |
815 | } | |
816 | ||
817 | case FBIO_WAITFORVSYNC: | |
818 | { | |
819 | u32 crt; | |
535da7ff | 820 | dev_dbg(info->device, "FBIO_WAITFORVSYNC:\n"); |
310d8c11 GU |
821 | if (get_user(crt, (u32 __user *) arg)) |
822 | break; | |
823 | ||
824 | retval = ps3fb_wait_for_vsync(crt); | |
825 | break; | |
826 | } | |
827 | ||
828 | case PS3FB_IOCTL_SETMODE: | |
829 | { | |
0333d835 | 830 | struct ps3fb_par *par = info->par; |
34c422fb | 831 | const struct fb_videomode *vmode; |
310d8c11 GU |
832 | struct fb_var_screeninfo var; |
833 | ||
834 | if (copy_from_user(&val, argp, sizeof(val))) | |
835 | break; | |
836 | ||
64072901 | 837 | if (!(val & PS3AV_MODE_MASK)) { |
ce4c371a | 838 | u32 id = ps3av_get_auto_mode(); |
64072901 MK |
839 | if (id > 0) |
840 | val = (val & ~PS3AV_MODE_MASK) | id; | |
841 | } | |
535da7ff | 842 | dev_dbg(info->device, "PS3FB_IOCTL_SETMODE:%x\n", val); |
310d8c11 | 843 | retval = -EINVAL; |
34c422fb GU |
844 | vmode = ps3fb_vmode(val); |
845 | if (vmode) { | |
310d8c11 | 846 | var = info->var; |
34c422fb | 847 | fb_videomode_to_var(&var, vmode); |
310d8c11 GU |
848 | acquire_console_sem(); |
849 | info->flags |= FBINFO_MISC_USEREVENT; | |
850 | /* Force, in case only special bits changed */ | |
851 | var.activate |= FB_ACTIVATE_FORCE; | |
0333d835 | 852 | par->new_mode_id = val; |
310d8c11 GU |
853 | retval = fb_set_var(info, &var); |
854 | info->flags &= ~FBINFO_MISC_USEREVENT; | |
855 | release_console_sem(); | |
856 | } | |
310d8c11 GU |
857 | break; |
858 | } | |
859 | ||
860 | case PS3FB_IOCTL_GETMODE: | |
861 | val = ps3av_get_mode(); | |
535da7ff | 862 | dev_dbg(info->device, "PS3FB_IOCTL_GETMODE:%x\n", val); |
310d8c11 GU |
863 | if (!copy_to_user(argp, &val, sizeof(val))) |
864 | retval = 0; | |
865 | break; | |
866 | ||
867 | case PS3FB_IOCTL_SCREENINFO: | |
868 | { | |
0333d835 | 869 | struct ps3fb_par *par = info->par; |
310d8c11 | 870 | struct ps3fb_ioctl_res res; |
535da7ff | 871 | dev_dbg(info->device, "PS3FB_IOCTL_SCREENINFO:\n"); |
61e0b28e GU |
872 | res.xres = info->fix.line_length / BPP; |
873 | res.yres = info->var.yres_virtual; | |
874 | res.xoff = (res.xres - info->var.xres) / 2; | |
875 | res.yoff = (res.yres - info->var.yres) / 2; | |
0333d835 | 876 | res.num_frames = par->num_frames; |
310d8c11 GU |
877 | if (!copy_to_user(argp, &res, sizeof(res))) |
878 | retval = 0; | |
879 | break; | |
880 | } | |
881 | ||
882 | case PS3FB_IOCTL_ON: | |
535da7ff | 883 | dev_dbg(info->device, "PS3FB_IOCTL_ON:\n"); |
310d8c11 GU |
884 | atomic_inc(&ps3fb.ext_flip); |
885 | retval = 0; | |
886 | break; | |
887 | ||
888 | case PS3FB_IOCTL_OFF: | |
535da7ff | 889 | dev_dbg(info->device, "PS3FB_IOCTL_OFF:\n"); |
eca28743 | 890 | atomic_dec_if_positive(&ps3fb.ext_flip); |
310d8c11 GU |
891 | retval = 0; |
892 | break; | |
893 | ||
894 | case PS3FB_IOCTL_FSEL: | |
895 | if (copy_from_user(&val, argp, sizeof(val))) | |
896 | break; | |
897 | ||
535da7ff | 898 | dev_dbg(info->device, "PS3FB_IOCTL_FSEL:%d\n", val); |
8dab6376 | 899 | acquire_console_sem(); |
535da7ff | 900 | retval = ps3fb_sync(info, val); |
8dab6376 | 901 | release_console_sem(); |
310d8c11 GU |
902 | break; |
903 | ||
904 | default: | |
905 | retval = -ENOIOCTLCMD; | |
906 | break; | |
907 | } | |
908 | return retval; | |
909 | } | |
910 | ||
911 | static int ps3fbd(void *arg) | |
912 | { | |
535da7ff GU |
913 | struct fb_info *info = arg; |
914 | ||
83144186 | 915 | set_freezable(); |
1c0c8461 GU |
916 | while (!kthread_should_stop()) { |
917 | try_to_freeze(); | |
918 | set_current_state(TASK_INTERRUPTIBLE); | |
919 | if (ps3fb.is_kicked) { | |
920 | ps3fb.is_kicked = 0; | |
8dab6376 | 921 | acquire_console_sem(); |
535da7ff | 922 | ps3fb_sync(info, 0); /* single buffer */ |
8dab6376 | 923 | release_console_sem(); |
1c0c8461 GU |
924 | } |
925 | schedule(); | |
310d8c11 GU |
926 | } |
927 | return 0; | |
928 | } | |
929 | ||
930 | static irqreturn_t ps3fb_vsync_interrupt(int irq, void *ptr) | |
931 | { | |
535da7ff | 932 | struct device *dev = ptr; |
310d8c11 GU |
933 | u64 v1; |
934 | int status; | |
935 | struct display_head *head = &ps3fb.dinfo->display_head[1]; | |
936 | ||
937 | status = lv1_gpu_context_intr(ps3fb.context_handle, &v1); | |
938 | if (status) { | |
535da7ff GU |
939 | dev_err(dev, "%s: lv1_gpu_context_intr failed: %d\n", __func__, |
940 | status); | |
310d8c11 GU |
941 | return IRQ_NONE; |
942 | } | |
943 | ||
944 | if (v1 & (1 << GPU_INTR_STATUS_VSYNC_1)) { | |
945 | /* VSYNC */ | |
946 | ps3fb.vblank_count = head->vblank_count; | |
1c0c8461 GU |
947 | if (ps3fb.task && !ps3fb.is_blanked && |
948 | !atomic_read(&ps3fb.ext_flip)) { | |
949 | ps3fb.is_kicked = 1; | |
950 | wake_up_process(ps3fb.task); | |
951 | } | |
310d8c11 GU |
952 | wake_up_interruptible(&ps3fb.wait_vsync); |
953 | } | |
954 | ||
955 | return IRQ_HANDLED; | |
956 | } | |
957 | ||
310d8c11 | 958 | |
9e6b99bd | 959 | static int ps3fb_vsync_settings(struct gpu_driver_info *dinfo, |
535da7ff | 960 | struct device *dev) |
310d8c11 GU |
961 | { |
962 | int error; | |
963 | ||
535da7ff GU |
964 | dev_dbg(dev, "version_driver:%x\n", dinfo->version_driver); |
965 | dev_dbg(dev, "irq outlet:%x\n", dinfo->irq.irq_outlet); | |
966 | dev_dbg(dev, | |
967 | "version_gpu: %x memory_size: %x ch: %x core_freq: %d " | |
968 | "mem_freq:%d\n", | |
310d8c11 GU |
969 | dinfo->version_gpu, dinfo->memory_size, dinfo->hardware_channel, |
970 | dinfo->nvcore_frequency/1000000, dinfo->memory_frequency/1000000); | |
971 | ||
972 | if (dinfo->version_driver != GPU_DRIVER_INFO_VERSION) { | |
535da7ff GU |
973 | dev_err(dev, "%s: version_driver err:%x\n", __func__, |
974 | dinfo->version_driver); | |
310d8c11 GU |
975 | return -EINVAL; |
976 | } | |
977 | ||
dc4f60c2 GL |
978 | error = ps3_irq_plug_setup(PS3_BINDING_CPU_ANY, dinfo->irq.irq_outlet, |
979 | &ps3fb.irq_no); | |
310d8c11 | 980 | if (error) { |
535da7ff | 981 | dev_err(dev, "%s: ps3_alloc_irq failed %d\n", __func__, error); |
310d8c11 GU |
982 | return error; |
983 | } | |
984 | ||
985 | error = request_irq(ps3fb.irq_no, ps3fb_vsync_interrupt, IRQF_DISABLED, | |
9e6b99bd | 986 | DEVICE_NAME, dev); |
310d8c11 | 987 | if (error) { |
535da7ff | 988 | dev_err(dev, "%s: request_irq failed %d\n", __func__, error); |
dc4f60c2 | 989 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 GU |
990 | return error; |
991 | } | |
992 | ||
993 | dinfo->irq.mask = (1 << GPU_INTR_STATUS_VSYNC_1) | | |
994 | (1 << GPU_INTR_STATUS_FLIP_1); | |
995 | return 0; | |
996 | } | |
997 | ||
535da7ff | 998 | static int ps3fb_xdr_settings(u64 xdr_lpar, struct device *dev) |
310d8c11 GU |
999 | { |
1000 | int status; | |
1001 | ||
1002 | status = lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, | |
1003 | xdr_lpar, ps3fb_videomemory.size, 0); | |
1004 | if (status) { | |
535da7ff GU |
1005 | dev_err(dev, "%s: lv1_gpu_context_iomap failed: %d\n", |
1006 | __func__, status); | |
310d8c11 GU |
1007 | return -ENXIO; |
1008 | } | |
5d9ee3ff | 1009 | dev_dbg(dev, "video:%p ioif:%lx lpar:%llx size:%lx\n", |
a286408c GU |
1010 | ps3fb_videomemory.address, GPU_IOIF, xdr_lpar, |
1011 | ps3fb_videomemory.size); | |
310d8c11 GU |
1012 | |
1013 | status = lv1_gpu_context_attribute(ps3fb.context_handle, | |
1014 | L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP, | |
9ac67a35 GU |
1015 | xdr_lpar, GPU_CMD_BUF_SIZE, |
1016 | GPU_IOIF, 0); | |
310d8c11 | 1017 | if (status) { |
535da7ff GU |
1018 | dev_err(dev, |
1019 | "%s: lv1_gpu_context_attribute FB_SETUP failed: %d\n", | |
1020 | __func__, status); | |
310d8c11 GU |
1021 | return -ENXIO; |
1022 | } | |
1023 | return 0; | |
1024 | } | |
1025 | ||
1026 | static struct fb_ops ps3fb_ops = { | |
1027 | .fb_open = ps3fb_open, | |
1028 | .fb_release = ps3fb_release, | |
92c4579d GU |
1029 | .fb_read = fb_sys_read, |
1030 | .fb_write = fb_sys_write, | |
310d8c11 GU |
1031 | .fb_check_var = ps3fb_check_var, |
1032 | .fb_set_par = ps3fb_set_par, | |
1033 | .fb_setcolreg = ps3fb_setcolreg, | |
fc7028b7 | 1034 | .fb_pan_display = ps3fb_pan_display, |
92c4579d GU |
1035 | .fb_fillrect = sys_fillrect, |
1036 | .fb_copyarea = sys_copyarea, | |
1037 | .fb_imageblit = sys_imageblit, | |
310d8c11 GU |
1038 | .fb_mmap = ps3fb_mmap, |
1039 | .fb_blank = ps3fb_blank, | |
1040 | .fb_ioctl = ps3fb_ioctl, | |
1041 | .fb_compat_ioctl = ps3fb_ioctl | |
1042 | }; | |
1043 | ||
1044 | static struct fb_fix_screeninfo ps3fb_fix __initdata = { | |
9e6b99bd | 1045 | .id = DEVICE_NAME, |
310d8c11 GU |
1046 | .type = FB_TYPE_PACKED_PIXELS, |
1047 | .visual = FB_VISUAL_TRUECOLOR, | |
1048 | .accel = FB_ACCEL_NONE, | |
1049 | }; | |
1050 | ||
535da7ff | 1051 | static int ps3fb_set_sync(struct device *dev) |
9e6b99bd GU |
1052 | { |
1053 | int status; | |
1054 | ||
1055 | #ifdef HEAD_A | |
1056 | status = lv1_gpu_context_attribute(0x0, | |
1057 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, | |
1058 | 0, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0); | |
1059 | if (status) { | |
535da7ff GU |
1060 | dev_err(dev, |
1061 | "%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: " | |
1062 | "%d\n", | |
1063 | __func__, status); | |
9e6b99bd GU |
1064 | return -1; |
1065 | } | |
1066 | #endif | |
1067 | #ifdef HEAD_B | |
1068 | status = lv1_gpu_context_attribute(0x0, | |
1069 | L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, | |
1070 | 1, L1GPU_DISPLAY_SYNC_VSYNC, 0, 0); | |
1071 | ||
1072 | if (status) { | |
535da7ff GU |
1073 | dev_err(dev, |
1074 | "%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: " | |
1075 | "%d\n", | |
1076 | __func__, status); | |
9e6b99bd GU |
1077 | return -1; |
1078 | } | |
1079 | #endif | |
1080 | return 0; | |
1081 | } | |
1082 | ||
1083 | static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev) | |
310d8c11 GU |
1084 | { |
1085 | struct fb_info *info; | |
0333d835 | 1086 | struct ps3fb_par *par; |
310d8c11 GU |
1087 | int retval = -ENOMEM; |
1088 | u64 ddr_lpar = 0; | |
1089 | u64 lpar_dma_control = 0; | |
1090 | u64 lpar_driver_info = 0; | |
1091 | u64 lpar_reports = 0; | |
1092 | u64 lpar_reports_size = 0; | |
1093 | u64 xdr_lpar; | |
a286408c | 1094 | void *fb_start; |
9f4f21b4 | 1095 | int status; |
1c0c8461 | 1096 | struct task_struct *task; |
ee592a5b | 1097 | unsigned long max_ps3fb_size; |
310d8c11 | 1098 | |
9ac67a35 GU |
1099 | if (ps3fb_videomemory.size < GPU_CMD_BUF_SIZE) { |
1100 | dev_err(&dev->core, "%s: Not enough video memory\n", __func__); | |
1101 | return -ENOMEM; | |
1102 | } | |
1103 | ||
9e6b99bd GU |
1104 | status = ps3_open_hv_device(dev); |
1105 | if (status) { | |
535da7ff GU |
1106 | dev_err(&dev->core, "%s: ps3_open_hv_device failed\n", |
1107 | __func__); | |
9e6b99bd GU |
1108 | goto err; |
1109 | } | |
1110 | ||
1111 | if (!ps3fb_mode) | |
1112 | ps3fb_mode = ps3av_get_mode(); | |
084ffff2 | 1113 | dev_dbg(&dev->core, "ps3fb_mode: %d\n", ps3fb_mode); |
9e6b99bd | 1114 | |
9e6b99bd GU |
1115 | atomic_set(&ps3fb.f_count, -1); /* fbcon opens ps3fb */ |
1116 | atomic_set(&ps3fb.ext_flip, 0); /* for flip with vsync */ | |
1117 | init_waitqueue_head(&ps3fb.wait_vsync); | |
9e6b99bd | 1118 | |
535da7ff | 1119 | ps3fb_set_sync(&dev->core); |
9e6b99bd | 1120 | |
ee592a5b GU |
1121 | max_ps3fb_size = _ALIGN_UP(GPU_IOIF, 256*1024*1024) - GPU_IOIF; |
1122 | if (ps3fb_videomemory.size > max_ps3fb_size) { | |
1123 | dev_info(&dev->core, "Limiting ps3fb mem size to %lu bytes\n", | |
1124 | max_ps3fb_size); | |
1125 | ps3fb_videomemory.size = max_ps3fb_size; | |
1126 | } | |
1127 | ||
310d8c11 | 1128 | /* get gpu context handle */ |
ee592a5b | 1129 | status = lv1_gpu_memory_allocate(ps3fb_videomemory.size, 0, 0, 0, 0, |
310d8c11 GU |
1130 | &ps3fb.memory_handle, &ddr_lpar); |
1131 | if (status) { | |
535da7ff GU |
1132 | dev_err(&dev->core, "%s: lv1_gpu_memory_allocate failed: %d\n", |
1133 | __func__, status); | |
310d8c11 GU |
1134 | goto err; |
1135 | } | |
5d9ee3ff | 1136 | dev_dbg(&dev->core, "ddr:lpar:0x%llx\n", ddr_lpar); |
310d8c11 GU |
1137 | |
1138 | status = lv1_gpu_context_allocate(ps3fb.memory_handle, 0, | |
1139 | &ps3fb.context_handle, | |
1140 | &lpar_dma_control, &lpar_driver_info, | |
1141 | &lpar_reports, &lpar_reports_size); | |
1142 | if (status) { | |
535da7ff GU |
1143 | dev_err(&dev->core, |
1144 | "%s: lv1_gpu_context_attribute failed: %d\n", __func__, | |
1145 | status); | |
310d8c11 GU |
1146 | goto err_gpu_memory_free; |
1147 | } | |
1148 | ||
1149 | /* vsync interrupt */ | |
a286408c | 1150 | ps3fb.dinfo = (void __force *)ioremap(lpar_driver_info, 128 * 1024); |
310d8c11 | 1151 | if (!ps3fb.dinfo) { |
535da7ff | 1152 | dev_err(&dev->core, "%s: ioremap failed\n", __func__); |
310d8c11 GU |
1153 | goto err_gpu_context_free; |
1154 | } | |
1155 | ||
535da7ff | 1156 | retval = ps3fb_vsync_settings(ps3fb.dinfo, &dev->core); |
310d8c11 GU |
1157 | if (retval) |
1158 | goto err_iounmap_dinfo; | |
1159 | ||
2ce32e15 | 1160 | /* Clear memory to prevent kernel info leakage into userspace */ |
a286408c | 1161 | memset(ps3fb_videomemory.address, 0, ps3fb_videomemory.size); |
2ce32e15 | 1162 | |
a286408c | 1163 | xdr_lpar = ps3_mm_phys_to_lpar(__pa(ps3fb_videomemory.address)); |
535da7ff | 1164 | retval = ps3fb_xdr_settings(xdr_lpar, &dev->core); |
310d8c11 GU |
1165 | if (retval) |
1166 | goto err_free_irq; | |
1167 | ||
0333d835 | 1168 | info = framebuffer_alloc(sizeof(struct ps3fb_par), &dev->core); |
310d8c11 GU |
1169 | if (!info) |
1170 | goto err_free_irq; | |
1171 | ||
0333d835 GU |
1172 | par = info->par; |
1173 | par->mode_id = ~ps3fb_mode; /* != ps3fb_mode, to trigger change */ | |
1174 | par->new_mode_id = ps3fb_mode; | |
0333d835 GU |
1175 | par->num_frames = 1; |
1176 | ||
310d8c11 | 1177 | info->fbops = &ps3fb_ops; |
310d8c11 | 1178 | info->fix = ps3fb_fix; |
a286408c GU |
1179 | |
1180 | /* | |
1181 | * The GPU command buffer is at the start of video memory | |
1182 | * As we don't use the full command buffer, we can put the actual | |
1183 | * frame buffer at offset GPU_FB_START and save some precious XDR | |
1184 | * memory | |
1185 | */ | |
1186 | fb_start = ps3fb_videomemory.address + GPU_FB_START; | |
1187 | info->screen_base = (char __force __iomem *)fb_start; | |
1188 | info->fix.smem_start = virt_to_abs(fb_start); | |
1189 | info->fix.smem_len = ps3fb_videomemory.size - GPU_FB_START; | |
1190 | ||
0333d835 | 1191 | info->pseudo_palette = par->pseudo_palette; |
fc7028b7 GU |
1192 | info->flags = FBINFO_DEFAULT | FBINFO_READS_FAST | |
1193 | FBINFO_HWACCEL_XPAN | FBINFO_HWACCEL_YPAN; | |
310d8c11 GU |
1194 | |
1195 | retval = fb_alloc_cmap(&info->cmap, 256, 0); | |
1196 | if (retval < 0) | |
1197 | goto err_framebuffer_release; | |
1198 | ||
1199 | if (!fb_find_mode(&info->var, info, mode_option, ps3fb_modedb, | |
0333d835 | 1200 | ARRAY_SIZE(ps3fb_modedb), |
34c422fb | 1201 | ps3fb_vmode(par->new_mode_id), 32)) { |
310d8c11 GU |
1202 | retval = -EINVAL; |
1203 | goto err_fb_dealloc; | |
1204 | } | |
1205 | ||
1206 | fb_videomode_to_modelist(ps3fb_modedb, ARRAY_SIZE(ps3fb_modedb), | |
1207 | &info->modelist); | |
1208 | ||
1209 | retval = register_framebuffer(info); | |
1210 | if (retval < 0) | |
1211 | goto err_fb_dealloc; | |
1212 | ||
9e6b99bd | 1213 | dev->core.driver_data = info; |
310d8c11 | 1214 | |
a286408c | 1215 | dev_info(info->device, "%s %s, using %u KiB of video memory\n", |
535da7ff | 1216 | dev_driver_string(info->dev), info->dev->bus_id, |
a286408c | 1217 | info->fix.smem_len >> 10); |
310d8c11 | 1218 | |
9e6b99bd | 1219 | task = kthread_run(ps3fbd, info, DEVICE_NAME); |
1c0c8461 GU |
1220 | if (IS_ERR(task)) { |
1221 | retval = PTR_ERR(task); | |
1222 | goto err_unregister_framebuffer; | |
1223 | } | |
1224 | ||
1225 | ps3fb.task = task; | |
1226 | ||
310d8c11 GU |
1227 | return 0; |
1228 | ||
1c0c8461 GU |
1229 | err_unregister_framebuffer: |
1230 | unregister_framebuffer(info); | |
310d8c11 GU |
1231 | err_fb_dealloc: |
1232 | fb_dealloc_cmap(&info->cmap); | |
1233 | err_framebuffer_release: | |
1234 | framebuffer_release(info); | |
1235 | err_free_irq: | |
fcbe6e97 | 1236 | free_irq(ps3fb.irq_no, &dev->core); |
dc4f60c2 | 1237 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 | 1238 | err_iounmap_dinfo: |
a286408c | 1239 | iounmap((u8 __force __iomem *)ps3fb.dinfo); |
310d8c11 GU |
1240 | err_gpu_context_free: |
1241 | lv1_gpu_context_free(ps3fb.context_handle); | |
1242 | err_gpu_memory_free: | |
1243 | lv1_gpu_memory_free(ps3fb.memory_handle); | |
1244 | err: | |
1245 | return retval; | |
1246 | } | |
1247 | ||
9e6b99bd | 1248 | static int ps3fb_shutdown(struct ps3_system_bus_device *dev) |
310d8c11 | 1249 | { |
9e6b99bd GU |
1250 | int status; |
1251 | struct fb_info *info = dev->core.driver_data; | |
1252 | ||
535da7ff | 1253 | dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__); |
9e6b99bd | 1254 | |
9b82f3e6 | 1255 | atomic_inc(&ps3fb.ext_flip); /* flip off */ |
310d8c11 | 1256 | ps3fb.dinfo->irq.mask = 0; |
310d8c11 | 1257 | |
1c0c8461 GU |
1258 | if (ps3fb.task) { |
1259 | struct task_struct *task = ps3fb.task; | |
1260 | ps3fb.task = NULL; | |
1261 | kthread_stop(task); | |
1262 | } | |
310d8c11 | 1263 | if (ps3fb.irq_no) { |
fcbe6e97 | 1264 | free_irq(ps3fb.irq_no, &dev->core); |
dc4f60c2 | 1265 | ps3_irq_plug_destroy(ps3fb.irq_no); |
310d8c11 | 1266 | } |
ba21611c JK |
1267 | if (info) { |
1268 | unregister_framebuffer(info); | |
1269 | fb_dealloc_cmap(&info->cmap); | |
1270 | framebuffer_release(info); | |
1271 | info = dev->core.driver_data = NULL; | |
1272 | } | |
a286408c | 1273 | iounmap((u8 __force __iomem *)ps3fb.dinfo); |
310d8c11 GU |
1274 | |
1275 | status = lv1_gpu_context_free(ps3fb.context_handle); | |
1276 | if (status) | |
535da7ff GU |
1277 | dev_dbg(&dev->core, "lv1_gpu_context_free failed: %d\n", |
1278 | status); | |
310d8c11 GU |
1279 | |
1280 | status = lv1_gpu_memory_free(ps3fb.memory_handle); | |
1281 | if (status) | |
535da7ff GU |
1282 | dev_dbg(&dev->core, "lv1_gpu_memory_free failed: %d\n", |
1283 | status); | |
310d8c11 | 1284 | |
9e6b99bd | 1285 | ps3_close_hv_device(dev); |
535da7ff | 1286 | dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__); |
310d8c11 | 1287 | |
310d8c11 GU |
1288 | return 0; |
1289 | } | |
1290 | ||
9e6b99bd | 1291 | static struct ps3_system_bus_driver ps3fb_driver = { |
46d01492 GU |
1292 | .match_id = PS3_MATCH_ID_GPU, |
1293 | .match_sub_id = PS3_MATCH_SUB_ID_GPU_FB, | |
9e6b99bd GU |
1294 | .core.name = DEVICE_NAME, |
1295 | .core.owner = THIS_MODULE, | |
1296 | .probe = ps3fb_probe, | |
1297 | .remove = ps3fb_shutdown, | |
1298 | .shutdown = ps3fb_shutdown, | |
310d8c11 GU |
1299 | }; |
1300 | ||
9e6b99bd | 1301 | static int __init ps3fb_setup(void) |
310d8c11 | 1302 | { |
9e6b99bd | 1303 | char *options; |
310d8c11 | 1304 | |
9e6b99bd | 1305 | #ifdef MODULE |
310d8c11 | 1306 | return 0; |
310d8c11 GU |
1307 | #endif |
1308 | ||
9e6b99bd GU |
1309 | if (fb_get_options(DEVICE_NAME, &options)) |
1310 | return -ENXIO; | |
310d8c11 | 1311 | |
9e6b99bd GU |
1312 | if (!options || !*options) |
1313 | return 0; | |
310d8c11 | 1314 | |
9e6b99bd GU |
1315 | while (1) { |
1316 | char *this_opt = strsep(&options, ","); | |
310d8c11 | 1317 | |
9e6b99bd GU |
1318 | if (!this_opt) |
1319 | break; | |
1320 | if (!*this_opt) | |
1321 | continue; | |
1322 | if (!strncmp(this_opt, "mode:", 5)) | |
1323 | ps3fb_mode = simple_strtoul(this_opt + 5, NULL, 0); | |
1324 | else | |
1325 | mode_option = this_opt; | |
310d8c11 | 1326 | } |
9e6b99bd GU |
1327 | return 0; |
1328 | } | |
310d8c11 | 1329 | |
9e6b99bd GU |
1330 | static int __init ps3fb_init(void) |
1331 | { | |
1332 | if (!ps3fb_videomemory.address || ps3fb_setup()) | |
1333 | return -ENXIO; | |
310d8c11 | 1334 | |
9e6b99bd | 1335 | return ps3_system_bus_driver_register(&ps3fb_driver); |
310d8c11 GU |
1336 | } |
1337 | ||
310d8c11 GU |
1338 | static void __exit ps3fb_exit(void) |
1339 | { | |
535da7ff | 1340 | pr_debug(" -> %s:%d\n", __func__, __LINE__); |
9e6b99bd | 1341 | ps3_system_bus_driver_unregister(&ps3fb_driver); |
535da7ff | 1342 | pr_debug(" <- %s:%d\n", __func__, __LINE__); |
310d8c11 GU |
1343 | } |
1344 | ||
9e6b99bd | 1345 | module_init(ps3fb_init); |
310d8c11 GU |
1346 | module_exit(ps3fb_exit); |
1347 | ||
1348 | MODULE_LICENSE("GPL"); | |
9e6b99bd GU |
1349 | MODULE_DESCRIPTION("PS3 GPU Frame Buffer Driver"); |
1350 | MODULE_AUTHOR("Sony Computer Entertainment Inc."); | |
46d01492 | 1351 | MODULE_ALIAS(PS3_MODULE_ALIAS_GPU_FB); |