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1da177e4 | 1 | /* |
1da177e4 LT |
2 | * |
3 | * device driver for Conexant 2388x based TV cards | |
4 | * video4linux video interface | |
5 | * | |
6 | * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | */ | |
22 | ||
23 | #include <linux/init.h> | |
24 | #include <linux/list.h> | |
25 | #include <linux/module.h> | |
26 | #include <linux/moduleparam.h> | |
27 | #include <linux/kmod.h> | |
28 | #include <linux/kernel.h> | |
29 | #include <linux/slab.h> | |
30 | #include <linux/interrupt.h> | |
31 | #include <linux/delay.h> | |
32 | #include <linux/kthread.h> | |
33 | #include <asm/div64.h> | |
34 | ||
35 | #include "cx88.h" | |
36 | ||
79436633 MCC |
37 | /* Include V4L1 specific functions. Should be removed soon */ |
38 | #include <linux/videodev.h> | |
39 | ||
1da177e4 LT |
40 | MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards"); |
41 | MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); | |
42 | MODULE_LICENSE("GPL"); | |
43 | ||
44 | /* ------------------------------------------------------------------ */ | |
45 | ||
46 | static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; | |
47 | static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; | |
48 | static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; | |
49 | ||
50 | module_param_array(video_nr, int, NULL, 0444); | |
51 | module_param_array(vbi_nr, int, NULL, 0444); | |
52 | module_param_array(radio_nr, int, NULL, 0444); | |
53 | ||
54 | MODULE_PARM_DESC(video_nr,"video device numbers"); | |
55 | MODULE_PARM_DESC(vbi_nr,"vbi device numbers"); | |
56 | MODULE_PARM_DESC(radio_nr,"radio device numbers"); | |
57 | ||
58 | static unsigned int video_debug = 0; | |
59 | module_param(video_debug,int,0644); | |
60 | MODULE_PARM_DESC(video_debug,"enable debug messages [video]"); | |
61 | ||
62 | static unsigned int irq_debug = 0; | |
63 | module_param(irq_debug,int,0644); | |
64 | MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); | |
65 | ||
66 | static unsigned int vid_limit = 16; | |
67 | module_param(vid_limit,int,0644); | |
68 | MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes"); | |
69 | ||
70 | #define dprintk(level,fmt, arg...) if (video_debug >= level) \ | |
e52e98a7 | 71 | printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg) |
1da177e4 LT |
72 | |
73 | /* ------------------------------------------------------------------ */ | |
74 | ||
75 | static LIST_HEAD(cx8800_devlist); | |
76 | ||
77 | /* ------------------------------------------------------------------- */ | |
78 | /* static data */ | |
79 | ||
80 | static struct cx88_tvnorm tvnorms[] = { | |
81 | { | |
82 | .name = "NTSC-M", | |
83 | .id = V4L2_STD_NTSC_M, | |
84 | .cxiformat = VideoFormatNTSC, | |
85 | .cxoformat = 0x181f0008, | |
86 | },{ | |
87 | .name = "NTSC-JP", | |
88 | .id = V4L2_STD_NTSC_M_JP, | |
89 | .cxiformat = VideoFormatNTSCJapan, | |
90 | .cxoformat = 0x181f0008, | |
1da177e4 LT |
91 | },{ |
92 | .name = "PAL-BG", | |
93 | .id = V4L2_STD_PAL_BG, | |
94 | .cxiformat = VideoFormatPAL, | |
95 | .cxoformat = 0x181f0008, | |
96 | },{ | |
97 | .name = "PAL-DK", | |
98 | .id = V4L2_STD_PAL_DK, | |
99 | .cxiformat = VideoFormatPAL, | |
100 | .cxoformat = 0x181f0008, | |
101 | },{ | |
102 | .name = "PAL-I", | |
103 | .id = V4L2_STD_PAL_I, | |
104 | .cxiformat = VideoFormatPAL, | |
105 | .cxoformat = 0x181f0008, | |
4ac97914 | 106 | },{ |
1da177e4 LT |
107 | .name = "PAL-M", |
108 | .id = V4L2_STD_PAL_M, | |
109 | .cxiformat = VideoFormatPALM, | |
110 | .cxoformat = 0x1c1f0008, | |
111 | },{ | |
112 | .name = "PAL-N", | |
113 | .id = V4L2_STD_PAL_N, | |
114 | .cxiformat = VideoFormatPALN, | |
115 | .cxoformat = 0x1c1f0008, | |
116 | },{ | |
117 | .name = "PAL-Nc", | |
118 | .id = V4L2_STD_PAL_Nc, | |
119 | .cxiformat = VideoFormatPALNC, | |
120 | .cxoformat = 0x1c1f0008, | |
121 | },{ | |
122 | .name = "PAL-60", | |
123 | .id = V4L2_STD_PAL_60, | |
124 | .cxiformat = VideoFormatPAL60, | |
125 | .cxoformat = 0x181f0008, | |
126 | },{ | |
127 | .name = "SECAM-L", | |
128 | .id = V4L2_STD_SECAM_L, | |
129 | .cxiformat = VideoFormatSECAM, | |
130 | .cxoformat = 0x181f0008, | |
131 | },{ | |
132 | .name = "SECAM-DK", | |
133 | .id = V4L2_STD_SECAM_DK, | |
134 | .cxiformat = VideoFormatSECAM, | |
135 | .cxoformat = 0x181f0008, | |
136 | } | |
137 | }; | |
138 | ||
139 | static struct cx8800_fmt formats[] = { | |
140 | { | |
141 | .name = "8 bpp, gray", | |
142 | .fourcc = V4L2_PIX_FMT_GREY, | |
143 | .cxformat = ColorFormatY8, | |
144 | .depth = 8, | |
145 | .flags = FORMAT_FLAGS_PACKED, | |
146 | },{ | |
147 | .name = "15 bpp RGB, le", | |
148 | .fourcc = V4L2_PIX_FMT_RGB555, | |
149 | .cxformat = ColorFormatRGB15, | |
150 | .depth = 16, | |
151 | .flags = FORMAT_FLAGS_PACKED, | |
152 | },{ | |
153 | .name = "15 bpp RGB, be", | |
154 | .fourcc = V4L2_PIX_FMT_RGB555X, | |
155 | .cxformat = ColorFormatRGB15 | ColorFormatBSWAP, | |
156 | .depth = 16, | |
157 | .flags = FORMAT_FLAGS_PACKED, | |
158 | },{ | |
159 | .name = "16 bpp RGB, le", | |
160 | .fourcc = V4L2_PIX_FMT_RGB565, | |
161 | .cxformat = ColorFormatRGB16, | |
162 | .depth = 16, | |
163 | .flags = FORMAT_FLAGS_PACKED, | |
164 | },{ | |
165 | .name = "16 bpp RGB, be", | |
166 | .fourcc = V4L2_PIX_FMT_RGB565X, | |
167 | .cxformat = ColorFormatRGB16 | ColorFormatBSWAP, | |
168 | .depth = 16, | |
169 | .flags = FORMAT_FLAGS_PACKED, | |
170 | },{ | |
171 | .name = "24 bpp RGB, le", | |
172 | .fourcc = V4L2_PIX_FMT_BGR24, | |
173 | .cxformat = ColorFormatRGB24, | |
174 | .depth = 24, | |
175 | .flags = FORMAT_FLAGS_PACKED, | |
176 | },{ | |
177 | .name = "32 bpp RGB, le", | |
178 | .fourcc = V4L2_PIX_FMT_BGR32, | |
179 | .cxformat = ColorFormatRGB32, | |
180 | .depth = 32, | |
181 | .flags = FORMAT_FLAGS_PACKED, | |
182 | },{ | |
183 | .name = "32 bpp RGB, be", | |
184 | .fourcc = V4L2_PIX_FMT_RGB32, | |
185 | .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP, | |
186 | .depth = 32, | |
187 | .flags = FORMAT_FLAGS_PACKED, | |
188 | },{ | |
189 | .name = "4:2:2, packed, YUYV", | |
190 | .fourcc = V4L2_PIX_FMT_YUYV, | |
191 | .cxformat = ColorFormatYUY2, | |
192 | .depth = 16, | |
193 | .flags = FORMAT_FLAGS_PACKED, | |
194 | },{ | |
195 | .name = "4:2:2, packed, UYVY", | |
196 | .fourcc = V4L2_PIX_FMT_UYVY, | |
197 | .cxformat = ColorFormatYUY2 | ColorFormatBSWAP, | |
198 | .depth = 16, | |
199 | .flags = FORMAT_FLAGS_PACKED, | |
200 | }, | |
201 | }; | |
202 | ||
203 | static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc) | |
204 | { | |
205 | unsigned int i; | |
206 | ||
207 | for (i = 0; i < ARRAY_SIZE(formats); i++) | |
208 | if (formats[i].fourcc == fourcc) | |
209 | return formats+i; | |
210 | return NULL; | |
211 | } | |
212 | ||
213 | /* ------------------------------------------------------------------- */ | |
214 | ||
215 | static const struct v4l2_queryctrl no_ctl = { | |
216 | .name = "42", | |
217 | .flags = V4L2_CTRL_FLAG_DISABLED, | |
218 | }; | |
219 | ||
220 | static struct cx88_ctrl cx8800_ctls[] = { | |
221 | /* --- video --- */ | |
222 | { | |
223 | .v = { | |
224 | .id = V4L2_CID_BRIGHTNESS, | |
225 | .name = "Brightness", | |
226 | .minimum = 0x00, | |
227 | .maximum = 0xff, | |
228 | .step = 1, | |
229 | .default_value = 0, | |
230 | .type = V4L2_CTRL_TYPE_INTEGER, | |
231 | }, | |
232 | .off = 128, | |
233 | .reg = MO_CONTR_BRIGHT, | |
234 | .mask = 0x00ff, | |
235 | .shift = 0, | |
236 | },{ | |
237 | .v = { | |
238 | .id = V4L2_CID_CONTRAST, | |
239 | .name = "Contrast", | |
240 | .minimum = 0, | |
241 | .maximum = 0xff, | |
242 | .step = 1, | |
243 | .default_value = 0, | |
244 | .type = V4L2_CTRL_TYPE_INTEGER, | |
245 | }, | |
41ef7c1e | 246 | .off = 0, |
1da177e4 LT |
247 | .reg = MO_CONTR_BRIGHT, |
248 | .mask = 0xff00, | |
249 | .shift = 8, | |
250 | },{ | |
251 | .v = { | |
252 | .id = V4L2_CID_HUE, | |
253 | .name = "Hue", | |
254 | .minimum = 0, | |
255 | .maximum = 0xff, | |
256 | .step = 1, | |
257 | .default_value = 0, | |
258 | .type = V4L2_CTRL_TYPE_INTEGER, | |
259 | }, | |
9ac4c158 | 260 | .off = 128, |
1da177e4 LT |
261 | .reg = MO_HUE, |
262 | .mask = 0x00ff, | |
263 | .shift = 0, | |
264 | },{ | |
265 | /* strictly, this only describes only U saturation. | |
266 | * V saturation is handled specially through code. | |
267 | */ | |
268 | .v = { | |
269 | .id = V4L2_CID_SATURATION, | |
270 | .name = "Saturation", | |
271 | .minimum = 0, | |
272 | .maximum = 0xff, | |
273 | .step = 1, | |
274 | .default_value = 0, | |
275 | .type = V4L2_CTRL_TYPE_INTEGER, | |
276 | }, | |
277 | .off = 0, | |
278 | .reg = MO_UV_SATURATION, | |
279 | .mask = 0x00ff, | |
280 | .shift = 0, | |
281 | },{ | |
282 | /* --- audio --- */ | |
283 | .v = { | |
284 | .id = V4L2_CID_AUDIO_MUTE, | |
285 | .name = "Mute", | |
286 | .minimum = 0, | |
287 | .maximum = 1, | |
288 | .type = V4L2_CTRL_TYPE_BOOLEAN, | |
289 | }, | |
290 | .reg = AUD_VOL_CTL, | |
291 | .sreg = SHADOW_AUD_VOL_CTL, | |
292 | .mask = (1 << 6), | |
293 | .shift = 6, | |
294 | },{ | |
295 | .v = { | |
296 | .id = V4L2_CID_AUDIO_VOLUME, | |
297 | .name = "Volume", | |
298 | .minimum = 0, | |
299 | .maximum = 0x3f, | |
300 | .step = 1, | |
301 | .default_value = 0, | |
302 | .type = V4L2_CTRL_TYPE_INTEGER, | |
303 | }, | |
304 | .reg = AUD_VOL_CTL, | |
305 | .sreg = SHADOW_AUD_VOL_CTL, | |
306 | .mask = 0x3f, | |
307 | .shift = 0, | |
308 | },{ | |
309 | .v = { | |
310 | .id = V4L2_CID_AUDIO_BALANCE, | |
311 | .name = "Balance", | |
312 | .minimum = 0, | |
313 | .maximum = 0x7f, | |
314 | .step = 1, | |
315 | .default_value = 0x40, | |
316 | .type = V4L2_CTRL_TYPE_INTEGER, | |
317 | }, | |
318 | .reg = AUD_BAL_CTL, | |
319 | .sreg = SHADOW_AUD_BAL_CTL, | |
320 | .mask = 0x7f, | |
321 | .shift = 0, | |
322 | } | |
323 | }; | |
408b664a | 324 | static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls); |
1da177e4 LT |
325 | |
326 | /* ------------------------------------------------------------------- */ | |
327 | /* resource management */ | |
328 | ||
329 | static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit) | |
330 | { | |
e52e98a7 | 331 | struct cx88_core *core = dev->core; |
1da177e4 LT |
332 | if (fh->resources & bit) |
333 | /* have it already allocated */ | |
334 | return 1; | |
335 | ||
336 | /* is it free? */ | |
e52e98a7 | 337 | down(&core->lock); |
1da177e4 LT |
338 | if (dev->resources & bit) { |
339 | /* no, someone else uses it */ | |
e52e98a7 | 340 | up(&core->lock); |
1da177e4 LT |
341 | return 0; |
342 | } | |
343 | /* it's free, grab it */ | |
344 | fh->resources |= bit; | |
345 | dev->resources |= bit; | |
346 | dprintk(1,"res: get %d\n",bit); | |
e52e98a7 | 347 | up(&core->lock); |
1da177e4 LT |
348 | return 1; |
349 | } | |
350 | ||
351 | static | |
352 | int res_check(struct cx8800_fh *fh, unsigned int bit) | |
353 | { | |
354 | return (fh->resources & bit); | |
355 | } | |
356 | ||
357 | static | |
358 | int res_locked(struct cx8800_dev *dev, unsigned int bit) | |
359 | { | |
360 | return (dev->resources & bit); | |
361 | } | |
362 | ||
363 | static | |
364 | void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits) | |
365 | { | |
e52e98a7 | 366 | struct cx88_core *core = dev->core; |
1da177e4 LT |
367 | if ((fh->resources & bits) != bits) |
368 | BUG(); | |
369 | ||
e52e98a7 | 370 | down(&core->lock); |
1da177e4 LT |
371 | fh->resources &= ~bits; |
372 | dev->resources &= ~bits; | |
373 | dprintk(1,"res: put %d\n",bits); | |
e52e98a7 | 374 | up(&core->lock); |
1da177e4 LT |
375 | } |
376 | ||
377 | /* ------------------------------------------------------------------ */ | |
378 | ||
e52e98a7 MCC |
379 | /* static int video_mux(struct cx8800_dev *dev, unsigned int input) */ |
380 | static int video_mux(struct cx88_core *core, unsigned int input) | |
1da177e4 | 381 | { |
e52e98a7 | 382 | /* struct cx88_core *core = dev->core; */ |
1da177e4 LT |
383 | |
384 | dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n", | |
385 | input, INPUT(input)->vmux, | |
386 | INPUT(input)->gpio0,INPUT(input)->gpio1, | |
387 | INPUT(input)->gpio2,INPUT(input)->gpio3); | |
e52e98a7 | 388 | core->input = input; |
1da177e4 LT |
389 | cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input)->vmux << 14); |
390 | cx_write(MO_GP3_IO, INPUT(input)->gpio3); | |
391 | cx_write(MO_GP0_IO, INPUT(input)->gpio0); | |
392 | cx_write(MO_GP1_IO, INPUT(input)->gpio1); | |
393 | cx_write(MO_GP2_IO, INPUT(input)->gpio2); | |
394 | ||
395 | switch (INPUT(input)->type) { | |
396 | case CX88_VMUX_SVIDEO: | |
397 | cx_set(MO_AFECFG_IO, 0x00000001); | |
398 | cx_set(MO_INPUT_FORMAT, 0x00010010); | |
399 | cx_set(MO_FILTER_EVEN, 0x00002020); | |
400 | cx_set(MO_FILTER_ODD, 0x00002020); | |
401 | break; | |
402 | default: | |
403 | cx_clear(MO_AFECFG_IO, 0x00000001); | |
404 | cx_clear(MO_INPUT_FORMAT, 0x00010010); | |
405 | cx_clear(MO_FILTER_EVEN, 0x00002020); | |
406 | cx_clear(MO_FILTER_ODD, 0x00002020); | |
407 | break; | |
408 | } | |
409 | return 0; | |
410 | } | |
411 | ||
412 | /* ------------------------------------------------------------------ */ | |
413 | ||
414 | static int start_video_dma(struct cx8800_dev *dev, | |
415 | struct cx88_dmaqueue *q, | |
416 | struct cx88_buffer *buf) | |
417 | { | |
418 | struct cx88_core *core = dev->core; | |
419 | ||
420 | /* setup fifo + format */ | |
e52e98a7 | 421 | cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21], |
1da177e4 | 422 | buf->bpl, buf->risc.dma); |
e52e98a7 | 423 | cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field); |
1da177e4 LT |
424 | cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma); |
425 | ||
426 | /* reset counter */ | |
427 | cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET); | |
428 | q->count = 1; | |
429 | ||
430 | /* enable irqs */ | |
431 | cx_set(MO_PCI_INTMSK, core->pci_irqmask | 0x01); | |
e52e98a7 MCC |
432 | |
433 | /* Enables corresponding bits at PCI_INT_STAT: | |
434 | bits 0 to 4: video, audio, transport stream, VIP, Host | |
435 | bit 7: timer | |
436 | bits 8 and 9: DMA complete for: SRC, DST | |
437 | bits 10 and 11: BERR signal asserted for RISC: RD, WR | |
438 | bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB | |
439 | */ | |
1da177e4 LT |
440 | cx_set(MO_VID_INTMSK, 0x0f0011); |
441 | ||
442 | /* enable capture */ | |
443 | cx_set(VID_CAPTURE_CONTROL,0x06); | |
444 | ||
445 | /* start dma */ | |
446 | cx_set(MO_DEV_CNTRL2, (1<<5)); | |
e52e98a7 | 447 | cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */ |
1da177e4 LT |
448 | |
449 | return 0; | |
450 | } | |
451 | ||
452 | static int stop_video_dma(struct cx8800_dev *dev) | |
453 | { | |
454 | struct cx88_core *core = dev->core; | |
455 | ||
456 | /* stop dma */ | |
457 | cx_clear(MO_VID_DMACNTRL, 0x11); | |
458 | ||
459 | /* disable capture */ | |
460 | cx_clear(VID_CAPTURE_CONTROL,0x06); | |
461 | ||
462 | /* disable irqs */ | |
463 | cx_clear(MO_PCI_INTMSK, 0x000001); | |
464 | cx_clear(MO_VID_INTMSK, 0x0f0011); | |
465 | return 0; | |
466 | } | |
467 | ||
468 | static int restart_video_queue(struct cx8800_dev *dev, | |
469 | struct cx88_dmaqueue *q) | |
470 | { | |
e52e98a7 | 471 | struct cx88_core *core = dev->core; |
1da177e4 LT |
472 | struct cx88_buffer *buf, *prev; |
473 | struct list_head *item; | |
474 | ||
475 | if (!list_empty(&q->active)) { | |
4ac97914 | 476 | buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
1da177e4 LT |
477 | dprintk(2,"restart_queue [%p/%d]: restart dma\n", |
478 | buf, buf->vb.i); | |
479 | start_video_dma(dev, q, buf); | |
480 | list_for_each(item,&q->active) { | |
481 | buf = list_entry(item, struct cx88_buffer, vb.queue); | |
482 | buf->count = q->count++; | |
483 | } | |
484 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); | |
485 | return 0; | |
486 | } | |
487 | ||
488 | prev = NULL; | |
489 | for (;;) { | |
490 | if (list_empty(&q->queued)) | |
491 | return 0; | |
4ac97914 | 492 | buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue); |
1da177e4 LT |
493 | if (NULL == prev) { |
494 | list_del(&buf->vb.queue); | |
495 | list_add_tail(&buf->vb.queue,&q->active); | |
496 | start_video_dma(dev, q, buf); | |
497 | buf->vb.state = STATE_ACTIVE; | |
498 | buf->count = q->count++; | |
499 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); | |
500 | dprintk(2,"[%p/%d] restart_queue - first active\n", | |
501 | buf,buf->vb.i); | |
502 | ||
503 | } else if (prev->vb.width == buf->vb.width && | |
504 | prev->vb.height == buf->vb.height && | |
505 | prev->fmt == buf->fmt) { | |
506 | list_del(&buf->vb.queue); | |
507 | list_add_tail(&buf->vb.queue,&q->active); | |
508 | buf->vb.state = STATE_ACTIVE; | |
509 | buf->count = q->count++; | |
510 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); | |
511 | dprintk(2,"[%p/%d] restart_queue - move to active\n", | |
512 | buf,buf->vb.i); | |
513 | } else { | |
514 | return 0; | |
515 | } | |
516 | prev = buf; | |
517 | } | |
518 | } | |
519 | ||
520 | /* ------------------------------------------------------------------ */ | |
521 | ||
522 | static int | |
523 | buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) | |
524 | { | |
525 | struct cx8800_fh *fh = q->priv_data; | |
526 | ||
527 | *size = fh->fmt->depth*fh->width*fh->height >> 3; | |
528 | if (0 == *count) | |
529 | *count = 32; | |
530 | while (*size * *count > vid_limit * 1024 * 1024) | |
531 | (*count)--; | |
532 | return 0; | |
533 | } | |
534 | ||
535 | static int | |
536 | buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, | |
537 | enum v4l2_field field) | |
538 | { | |
539 | struct cx8800_fh *fh = q->priv_data; | |
540 | struct cx8800_dev *dev = fh->dev; | |
e52e98a7 | 541 | struct cx88_core *core = dev->core; |
1da177e4 LT |
542 | struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); |
543 | int rc, init_buffer = 0; | |
544 | ||
545 | BUG_ON(NULL == fh->fmt); | |
e52e98a7 MCC |
546 | if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) || |
547 | fh->height < 32 || fh->height > norm_maxh(core->tvnorm)) | |
1da177e4 LT |
548 | return -EINVAL; |
549 | buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3; | |
550 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) | |
551 | return -EINVAL; | |
552 | ||
553 | if (buf->fmt != fh->fmt || | |
554 | buf->vb.width != fh->width || | |
555 | buf->vb.height != fh->height || | |
556 | buf->vb.field != field) { | |
557 | buf->fmt = fh->fmt; | |
558 | buf->vb.width = fh->width; | |
559 | buf->vb.height = fh->height; | |
560 | buf->vb.field = field; | |
561 | init_buffer = 1; | |
562 | } | |
563 | ||
564 | if (STATE_NEEDS_INIT == buf->vb.state) { | |
565 | init_buffer = 1; | |
566 | if (0 != (rc = videobuf_iolock(dev->pci,&buf->vb,NULL))) | |
567 | goto fail; | |
568 | } | |
569 | ||
570 | if (init_buffer) { | |
571 | buf->bpl = buf->vb.width * buf->fmt->depth >> 3; | |
572 | switch (buf->vb.field) { | |
573 | case V4L2_FIELD_TOP: | |
574 | cx88_risc_buffer(dev->pci, &buf->risc, | |
575 | buf->vb.dma.sglist, 0, UNSET, | |
576 | buf->bpl, 0, buf->vb.height); | |
577 | break; | |
578 | case V4L2_FIELD_BOTTOM: | |
579 | cx88_risc_buffer(dev->pci, &buf->risc, | |
580 | buf->vb.dma.sglist, UNSET, 0, | |
581 | buf->bpl, 0, buf->vb.height); | |
582 | break; | |
583 | case V4L2_FIELD_INTERLACED: | |
584 | cx88_risc_buffer(dev->pci, &buf->risc, | |
585 | buf->vb.dma.sglist, 0, buf->bpl, | |
586 | buf->bpl, buf->bpl, | |
587 | buf->vb.height >> 1); | |
588 | break; | |
589 | case V4L2_FIELD_SEQ_TB: | |
590 | cx88_risc_buffer(dev->pci, &buf->risc, | |
591 | buf->vb.dma.sglist, | |
592 | 0, buf->bpl * (buf->vb.height >> 1), | |
593 | buf->bpl, 0, | |
594 | buf->vb.height >> 1); | |
595 | break; | |
596 | case V4L2_FIELD_SEQ_BT: | |
597 | cx88_risc_buffer(dev->pci, &buf->risc, | |
598 | buf->vb.dma.sglist, | |
599 | buf->bpl * (buf->vb.height >> 1), 0, | |
600 | buf->bpl, 0, | |
601 | buf->vb.height >> 1); | |
602 | break; | |
603 | default: | |
604 | BUG(); | |
605 | } | |
606 | } | |
607 | dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", | |
608 | buf, buf->vb.i, | |
609 | fh->width, fh->height, fh->fmt->depth, fh->fmt->name, | |
610 | (unsigned long)buf->risc.dma); | |
611 | ||
612 | buf->vb.state = STATE_PREPARED; | |
613 | return 0; | |
614 | ||
615 | fail: | |
616 | cx88_free_buffer(dev->pci,buf); | |
617 | return rc; | |
618 | } | |
619 | ||
620 | static void | |
621 | buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) | |
622 | { | |
623 | struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); | |
624 | struct cx88_buffer *prev; | |
625 | struct cx8800_fh *fh = vq->priv_data; | |
626 | struct cx8800_dev *dev = fh->dev; | |
e52e98a7 | 627 | struct cx88_core *core = dev->core; |
1da177e4 LT |
628 | struct cx88_dmaqueue *q = &dev->vidq; |
629 | ||
630 | /* add jump to stopper */ | |
631 | buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); | |
632 | buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma); | |
633 | ||
634 | if (!list_empty(&q->queued)) { | |
635 | list_add_tail(&buf->vb.queue,&q->queued); | |
636 | buf->vb.state = STATE_QUEUED; | |
637 | dprintk(2,"[%p/%d] buffer_queue - append to queued\n", | |
638 | buf, buf->vb.i); | |
639 | ||
640 | } else if (list_empty(&q->active)) { | |
641 | list_add_tail(&buf->vb.queue,&q->active); | |
642 | start_video_dma(dev, q, buf); | |
643 | buf->vb.state = STATE_ACTIVE; | |
644 | buf->count = q->count++; | |
645 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); | |
646 | dprintk(2,"[%p/%d] buffer_queue - first active\n", | |
647 | buf, buf->vb.i); | |
648 | ||
649 | } else { | |
650 | prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue); | |
651 | if (prev->vb.width == buf->vb.width && | |
652 | prev->vb.height == buf->vb.height && | |
653 | prev->fmt == buf->fmt) { | |
654 | list_add_tail(&buf->vb.queue,&q->active); | |
655 | buf->vb.state = STATE_ACTIVE; | |
656 | buf->count = q->count++; | |
657 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); | |
658 | dprintk(2,"[%p/%d] buffer_queue - append to active\n", | |
659 | buf, buf->vb.i); | |
660 | ||
661 | } else { | |
662 | list_add_tail(&buf->vb.queue,&q->queued); | |
663 | buf->vb.state = STATE_QUEUED; | |
664 | dprintk(2,"[%p/%d] buffer_queue - first queued\n", | |
665 | buf, buf->vb.i); | |
666 | } | |
667 | } | |
668 | } | |
669 | ||
670 | static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) | |
671 | { | |
672 | struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); | |
673 | struct cx8800_fh *fh = q->priv_data; | |
674 | ||
675 | cx88_free_buffer(fh->dev->pci,buf); | |
676 | } | |
677 | ||
408b664a | 678 | static struct videobuf_queue_ops cx8800_video_qops = { |
1da177e4 LT |
679 | .buf_setup = buffer_setup, |
680 | .buf_prepare = buffer_prepare, | |
681 | .buf_queue = buffer_queue, | |
682 | .buf_release = buffer_release, | |
683 | }; | |
684 | ||
685 | /* ------------------------------------------------------------------ */ | |
686 | ||
1da177e4 LT |
687 | |
688 | /* ------------------------------------------------------------------ */ | |
689 | ||
690 | static struct videobuf_queue* get_queue(struct cx8800_fh *fh) | |
691 | { | |
692 | switch (fh->type) { | |
693 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
694 | return &fh->vidq; | |
695 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
696 | return &fh->vbiq; | |
697 | default: | |
698 | BUG(); | |
699 | return NULL; | |
700 | } | |
701 | } | |
702 | ||
703 | static int get_ressource(struct cx8800_fh *fh) | |
704 | { | |
705 | switch (fh->type) { | |
706 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
707 | return RESOURCE_VIDEO; | |
708 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
709 | return RESOURCE_VBI; | |
710 | default: | |
711 | BUG(); | |
712 | return 0; | |
713 | } | |
714 | } | |
715 | ||
716 | static int video_open(struct inode *inode, struct file *file) | |
717 | { | |
718 | int minor = iminor(inode); | |
719 | struct cx8800_dev *h,*dev = NULL; | |
e52e98a7 | 720 | struct cx88_core *core; |
1da177e4 LT |
721 | struct cx8800_fh *fh; |
722 | struct list_head *list; | |
723 | enum v4l2_buf_type type = 0; | |
724 | int radio = 0; | |
725 | ||
726 | list_for_each(list,&cx8800_devlist) { | |
727 | h = list_entry(list, struct cx8800_dev, devlist); | |
728 | if (h->video_dev->minor == minor) { | |
729 | dev = h; | |
730 | type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
731 | } | |
732 | if (h->vbi_dev->minor == minor) { | |
733 | dev = h; | |
734 | type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
735 | } | |
736 | if (h->radio_dev && | |
737 | h->radio_dev->minor == minor) { | |
738 | radio = 1; | |
739 | dev = h; | |
740 | } | |
741 | } | |
742 | if (NULL == dev) | |
743 | return -ENODEV; | |
744 | ||
e52e98a7 MCC |
745 | core = dev->core; |
746 | ||
1da177e4 LT |
747 | dprintk(1,"open minor=%d radio=%d type=%s\n", |
748 | minor,radio,v4l2_type_names[type]); | |
749 | ||
750 | /* allocate + initialize per filehandle data */ | |
751 | fh = kmalloc(sizeof(*fh),GFP_KERNEL); | |
752 | if (NULL == fh) | |
753 | return -ENOMEM; | |
754 | memset(fh,0,sizeof(*fh)); | |
755 | file->private_data = fh; | |
756 | fh->dev = dev; | |
757 | fh->radio = radio; | |
758 | fh->type = type; | |
759 | fh->width = 320; | |
760 | fh->height = 240; | |
761 | fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); | |
762 | ||
763 | videobuf_queue_init(&fh->vidq, &cx8800_video_qops, | |
764 | dev->pci, &dev->slock, | |
765 | V4L2_BUF_TYPE_VIDEO_CAPTURE, | |
766 | V4L2_FIELD_INTERLACED, | |
767 | sizeof(struct cx88_buffer), | |
768 | fh); | |
769 | videobuf_queue_init(&fh->vbiq, &cx8800_vbi_qops, | |
770 | dev->pci, &dev->slock, | |
771 | V4L2_BUF_TYPE_VBI_CAPTURE, | |
772 | V4L2_FIELD_SEQ_TB, | |
773 | sizeof(struct cx88_buffer), | |
774 | fh); | |
775 | ||
776 | if (fh->radio) { | |
1da177e4 LT |
777 | int board = core->board; |
778 | dprintk(1,"video_open: setting radio device\n"); | |
fd3113e8 | 779 | cx_write(MO_GP3_IO, cx88_boards[board].radio.gpio3); |
1da177e4 LT |
780 | cx_write(MO_GP0_IO, cx88_boards[board].radio.gpio0); |
781 | cx_write(MO_GP1_IO, cx88_boards[board].radio.gpio1); | |
782 | cx_write(MO_GP2_IO, cx88_boards[board].radio.gpio2); | |
e52e98a7 | 783 | core->tvaudio = WW_FM; |
1da177e4 LT |
784 | cx88_set_tvaudio(core); |
785 | cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); | |
e52e98a7 | 786 | cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL); |
1da177e4 LT |
787 | } |
788 | ||
4ac97914 | 789 | return 0; |
1da177e4 LT |
790 | } |
791 | ||
792 | static ssize_t | |
f9e7a020 | 793 | video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) |
1da177e4 LT |
794 | { |
795 | struct cx8800_fh *fh = file->private_data; | |
796 | ||
797 | switch (fh->type) { | |
798 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
799 | if (res_locked(fh->dev,RESOURCE_VIDEO)) | |
800 | return -EBUSY; | |
801 | return videobuf_read_one(&fh->vidq, data, count, ppos, | |
802 | file->f_flags & O_NONBLOCK); | |
803 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
804 | if (!res_get(fh->dev,fh,RESOURCE_VBI)) | |
805 | return -EBUSY; | |
806 | return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1, | |
807 | file->f_flags & O_NONBLOCK); | |
808 | default: | |
809 | BUG(); | |
810 | return 0; | |
811 | } | |
812 | } | |
813 | ||
814 | static unsigned int | |
815 | video_poll(struct file *file, struct poll_table_struct *wait) | |
816 | { | |
817 | struct cx8800_fh *fh = file->private_data; | |
818 | struct cx88_buffer *buf; | |
819 | ||
820 | if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { | |
821 | if (!res_get(fh->dev,fh,RESOURCE_VBI)) | |
822 | return POLLERR; | |
823 | return videobuf_poll_stream(file, &fh->vbiq, wait); | |
824 | } | |
825 | ||
826 | if (res_check(fh,RESOURCE_VIDEO)) { | |
827 | /* streaming capture */ | |
828 | if (list_empty(&fh->vidq.stream)) | |
829 | return POLLERR; | |
830 | buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream); | |
831 | } else { | |
832 | /* read() capture */ | |
833 | buf = (struct cx88_buffer*)fh->vidq.read_buf; | |
834 | if (NULL == buf) | |
835 | return POLLERR; | |
836 | } | |
837 | poll_wait(file, &buf->vb.done, wait); | |
838 | if (buf->vb.state == STATE_DONE || | |
839 | buf->vb.state == STATE_ERROR) | |
840 | return POLLIN|POLLRDNORM; | |
841 | return 0; | |
842 | } | |
843 | ||
844 | static int video_release(struct inode *inode, struct file *file) | |
845 | { | |
846 | struct cx8800_fh *fh = file->private_data; | |
847 | struct cx8800_dev *dev = fh->dev; | |
848 | ||
849 | /* turn off overlay */ | |
850 | if (res_check(fh, RESOURCE_OVERLAY)) { | |
851 | /* FIXME */ | |
852 | res_free(dev,fh,RESOURCE_OVERLAY); | |
853 | } | |
854 | ||
855 | /* stop video capture */ | |
856 | if (res_check(fh, RESOURCE_VIDEO)) { | |
857 | videobuf_queue_cancel(&fh->vidq); | |
858 | res_free(dev,fh,RESOURCE_VIDEO); | |
859 | } | |
860 | if (fh->vidq.read_buf) { | |
861 | buffer_release(&fh->vidq,fh->vidq.read_buf); | |
862 | kfree(fh->vidq.read_buf); | |
863 | } | |
864 | ||
865 | /* stop vbi capture */ | |
866 | if (res_check(fh, RESOURCE_VBI)) { | |
867 | if (fh->vbiq.streaming) | |
868 | videobuf_streamoff(&fh->vbiq); | |
869 | if (fh->vbiq.reading) | |
870 | videobuf_read_stop(&fh->vbiq); | |
871 | res_free(dev,fh,RESOURCE_VBI); | |
872 | } | |
873 | ||
874 | videobuf_mmap_free(&fh->vidq); | |
875 | videobuf_mmap_free(&fh->vbiq); | |
876 | file->private_data = NULL; | |
877 | kfree(fh); | |
e52e98a7 MCC |
878 | |
879 | cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL); | |
880 | ||
1da177e4 LT |
881 | return 0; |
882 | } | |
883 | ||
884 | static int | |
885 | video_mmap(struct file *file, struct vm_area_struct * vma) | |
886 | { | |
887 | struct cx8800_fh *fh = file->private_data; | |
888 | ||
889 | return videobuf_mmap_mapper(get_queue(fh), vma); | |
890 | } | |
891 | ||
892 | /* ------------------------------------------------------------------ */ | |
893 | ||
e52e98a7 MCC |
894 | /* static int get_control(struct cx8800_dev *dev, struct v4l2_control *ctl) */ |
895 | static int get_control(struct cx88_core *core, struct v4l2_control *ctl) | |
1da177e4 | 896 | { |
e52e98a7 | 897 | /* struct cx88_core *core = dev->core; */ |
1da177e4 LT |
898 | struct cx88_ctrl *c = NULL; |
899 | u32 value; | |
900 | int i; | |
901 | ||
902 | for (i = 0; i < CX8800_CTLS; i++) | |
903 | if (cx8800_ctls[i].v.id == ctl->id) | |
904 | c = &cx8800_ctls[i]; | |
905 | if (NULL == c) | |
906 | return -EINVAL; | |
907 | ||
908 | value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg); | |
909 | switch (ctl->id) { | |
910 | case V4L2_CID_AUDIO_BALANCE: | |
911 | ctl->value = (value & 0x40) ? (value & 0x3f) : (0x40 - (value & 0x3f)); | |
912 | break; | |
913 | case V4L2_CID_AUDIO_VOLUME: | |
914 | ctl->value = 0x3f - (value & 0x3f); | |
915 | break; | |
916 | default: | |
917 | ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift; | |
918 | break; | |
919 | } | |
920 | return 0; | |
921 | } | |
922 | ||
e52e98a7 MCC |
923 | /* static int set_control(struct cx8800_dev *dev, struct v4l2_control *ctl) */ |
924 | static int set_control(struct cx88_core *core, struct v4l2_control *ctl) | |
1da177e4 | 925 | { |
e52e98a7 | 926 | /* struct cx88_core *core = dev->core; */ |
1da177e4 | 927 | struct cx88_ctrl *c = NULL; |
4ac97914 | 928 | u32 v_sat_value; |
1da177e4 LT |
929 | u32 value; |
930 | int i; | |
931 | ||
932 | for (i = 0; i < CX8800_CTLS; i++) | |
933 | if (cx8800_ctls[i].v.id == ctl->id) | |
934 | c = &cx8800_ctls[i]; | |
935 | if (NULL == c) | |
936 | return -EINVAL; | |
937 | ||
938 | if (ctl->value < c->v.minimum) | |
e52e98a7 | 939 | ctl->value = c->v.minimum; |
1da177e4 | 940 | if (ctl->value > c->v.maximum) |
e52e98a7 | 941 | ctl->value = c->v.maximum; |
1da177e4 LT |
942 | switch (ctl->id) { |
943 | case V4L2_CID_AUDIO_BALANCE: | |
944 | value = (ctl->value < 0x40) ? (0x40 - ctl->value) : ctl->value; | |
945 | break; | |
946 | case V4L2_CID_AUDIO_VOLUME: | |
947 | value = 0x3f - (ctl->value & 0x3f); | |
948 | break; | |
949 | case V4L2_CID_SATURATION: | |
950 | /* special v_sat handling */ | |
951 | v_sat_value = ctl->value - (0x7f - 0x5a); | |
952 | if (v_sat_value > 0xff) | |
953 | v_sat_value = 0xff; | |
954 | if (v_sat_value < 0x00) | |
955 | v_sat_value = 0x00; | |
956 | cx_andor(MO_UV_SATURATION, 0xff00, v_sat_value << 8); | |
957 | /* fall through to default route for u_sat */ | |
958 | default: | |
959 | value = ((ctl->value - c->off) << c->shift) & c->mask; | |
960 | break; | |
961 | } | |
962 | dprintk(1,"set_control id=0x%X reg=0x%x val=0x%x%s\n", | |
963 | ctl->id, c->reg, value, c->sreg ? " [shadowed]" : ""); | |
964 | if (c->sreg) { | |
965 | cx_sandor(c->sreg, c->reg, c->mask, value); | |
966 | } else { | |
967 | cx_andor(c->reg, c->mask, value); | |
968 | } | |
969 | return 0; | |
970 | } | |
971 | ||
e52e98a7 MCC |
972 | /* static void init_controls(struct cx8800_dev *dev) */ |
973 | static void init_controls(struct cx88_core *core) | |
1da177e4 LT |
974 | { |
975 | static struct v4l2_control mute = { | |
976 | .id = V4L2_CID_AUDIO_MUTE, | |
977 | .value = 1, | |
978 | }; | |
979 | static struct v4l2_control volume = { | |
980 | .id = V4L2_CID_AUDIO_VOLUME, | |
981 | .value = 0x3f, | |
982 | }; | |
b45009b0 MCC |
983 | static struct v4l2_control hue = { |
984 | .id = V4L2_CID_HUE, | |
985 | .value = 0x80, | |
986 | }; | |
987 | static struct v4l2_control contrast = { | |
988 | .id = V4L2_CID_CONTRAST, | |
989 | .value = 0x80, | |
990 | }; | |
991 | static struct v4l2_control brightness = { | |
992 | .id = V4L2_CID_BRIGHTNESS, | |
993 | .value = 0x80, | |
994 | }; | |
1da177e4 | 995 | |
e52e98a7 MCC |
996 | set_control(core,&mute); |
997 | set_control(core,&volume); | |
998 | set_control(core,&hue); | |
999 | set_control(core,&contrast); | |
1000 | set_control(core,&brightness); | |
1da177e4 LT |
1001 | } |
1002 | ||
1003 | /* ------------------------------------------------------------------ */ | |
1004 | ||
1005 | static int cx8800_g_fmt(struct cx8800_dev *dev, struct cx8800_fh *fh, | |
1006 | struct v4l2_format *f) | |
1007 | { | |
1008 | switch (f->type) { | |
1009 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
1010 | memset(&f->fmt.pix,0,sizeof(f->fmt.pix)); | |
1011 | f->fmt.pix.width = fh->width; | |
1012 | f->fmt.pix.height = fh->height; | |
1013 | f->fmt.pix.field = fh->vidq.field; | |
1014 | f->fmt.pix.pixelformat = fh->fmt->fourcc; | |
1015 | f->fmt.pix.bytesperline = | |
1016 | (f->fmt.pix.width * fh->fmt->depth) >> 3; | |
1017 | f->fmt.pix.sizeimage = | |
1018 | f->fmt.pix.height * f->fmt.pix.bytesperline; | |
1019 | return 0; | |
1020 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
1021 | cx8800_vbi_fmt(dev, f); | |
1022 | return 0; | |
1023 | default: | |
1024 | return -EINVAL; | |
1025 | } | |
1026 | } | |
1027 | ||
1028 | static int cx8800_try_fmt(struct cx8800_dev *dev, struct cx8800_fh *fh, | |
1029 | struct v4l2_format *f) | |
1030 | { | |
e52e98a7 MCC |
1031 | struct cx88_core *core = dev->core; |
1032 | ||
1da177e4 LT |
1033 | switch (f->type) { |
1034 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
1035 | { | |
1036 | struct cx8800_fmt *fmt; | |
1037 | enum v4l2_field field; | |
1038 | unsigned int maxw, maxh; | |
1039 | ||
1040 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); | |
1041 | if (NULL == fmt) | |
1042 | return -EINVAL; | |
1043 | ||
1044 | field = f->fmt.pix.field; | |
e52e98a7 MCC |
1045 | maxw = norm_maxw(core->tvnorm); |
1046 | maxh = norm_maxh(core->tvnorm); | |
1da177e4 LT |
1047 | |
1048 | if (V4L2_FIELD_ANY == field) { | |
1049 | field = (f->fmt.pix.height > maxh/2) | |
1050 | ? V4L2_FIELD_INTERLACED | |
1051 | : V4L2_FIELD_BOTTOM; | |
1052 | } | |
1053 | ||
1054 | switch (field) { | |
1055 | case V4L2_FIELD_TOP: | |
1056 | case V4L2_FIELD_BOTTOM: | |
1057 | maxh = maxh / 2; | |
1058 | break; | |
1059 | case V4L2_FIELD_INTERLACED: | |
1060 | break; | |
1061 | default: | |
1062 | return -EINVAL; | |
1063 | } | |
1064 | ||
1065 | f->fmt.pix.field = field; | |
1066 | if (f->fmt.pix.height < 32) | |
1067 | f->fmt.pix.height = 32; | |
1068 | if (f->fmt.pix.height > maxh) | |
1069 | f->fmt.pix.height = maxh; | |
1070 | if (f->fmt.pix.width < 48) | |
1071 | f->fmt.pix.width = 48; | |
1072 | if (f->fmt.pix.width > maxw) | |
1073 | f->fmt.pix.width = maxw; | |
1074 | f->fmt.pix.width &= ~0x03; | |
1075 | f->fmt.pix.bytesperline = | |
1076 | (f->fmt.pix.width * fmt->depth) >> 3; | |
1077 | f->fmt.pix.sizeimage = | |
1078 | f->fmt.pix.height * f->fmt.pix.bytesperline; | |
1079 | ||
1080 | return 0; | |
1081 | } | |
1082 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
1083 | cx8800_vbi_fmt(dev, f); | |
1084 | return 0; | |
1085 | default: | |
1086 | return -EINVAL; | |
1087 | } | |
1088 | } | |
1089 | ||
1090 | static int cx8800_s_fmt(struct cx8800_dev *dev, struct cx8800_fh *fh, | |
1091 | struct v4l2_format *f) | |
1092 | { | |
1093 | int err; | |
1094 | ||
1095 | switch (f->type) { | |
1096 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
1097 | err = cx8800_try_fmt(dev,fh,f); | |
1098 | if (0 != err) | |
1099 | return err; | |
1100 | ||
1101 | fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); | |
1102 | fh->width = f->fmt.pix.width; | |
1103 | fh->height = f->fmt.pix.height; | |
1104 | fh->vidq.field = f->fmt.pix.field; | |
1105 | return 0; | |
1106 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
1107 | cx8800_vbi_fmt(dev, f); | |
1108 | return 0; | |
1109 | default: | |
1110 | return -EINVAL; | |
1111 | } | |
1112 | } | |
1113 | ||
1114 | /* | |
1115 | * This function is _not_ called directly, but from | |
1116 | * video_generic_ioctl (and maybe others). userspace | |
1117 | * copying is done already, arg is a kernel pointer. | |
1118 | */ | |
1119 | static int video_do_ioctl(struct inode *inode, struct file *file, | |
1120 | unsigned int cmd, void *arg) | |
1121 | { | |
1122 | struct cx8800_fh *fh = file->private_data; | |
1123 | struct cx8800_dev *dev = fh->dev; | |
1124 | struct cx88_core *core = dev->core; | |
1da177e4 LT |
1125 | int err; |
1126 | ||
1127 | if (video_debug > 1) | |
1128 | cx88_print_ioctl(core->name,cmd); | |
1129 | switch (cmd) { | |
e52e98a7 MCC |
1130 | |
1131 | /* --- capabilities ------------------------------------------ */ | |
1da177e4 LT |
1132 | case VIDIOC_QUERYCAP: |
1133 | { | |
1134 | struct v4l2_capability *cap = arg; | |
1135 | ||
1136 | memset(cap,0,sizeof(*cap)); | |
e52e98a7 | 1137 | strcpy(cap->driver, "cx8800"); |
1da177e4 LT |
1138 | strlcpy(cap->card, cx88_boards[core->board].name, |
1139 | sizeof(cap->card)); | |
1140 | sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci)); | |
1141 | cap->version = CX88_VERSION_CODE; | |
1142 | cap->capabilities = | |
1143 | V4L2_CAP_VIDEO_CAPTURE | | |
1144 | V4L2_CAP_READWRITE | | |
1145 | V4L2_CAP_STREAMING | | |
1146 | V4L2_CAP_VBI_CAPTURE | | |
e52e98a7 | 1147 | V4L2_CAP_VIDEO_OVERLAY | |
1da177e4 LT |
1148 | 0; |
1149 | if (UNSET != core->tuner_type) | |
1150 | cap->capabilities |= V4L2_CAP_TUNER; | |
1151 | return 0; | |
1152 | } | |
1153 | ||
e52e98a7 MCC |
1154 | /* --- capture ioctls ---------------------------------------- */ |
1155 | case VIDIOC_ENUM_FMT: | |
1156 | { | |
1157 | struct v4l2_fmtdesc *f = arg; | |
1158 | enum v4l2_buf_type type; | |
1159 | unsigned int index; | |
1160 | ||
1161 | index = f->index; | |
1162 | type = f->type; | |
1163 | switch (type) { | |
1164 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
1165 | if (index >= ARRAY_SIZE(formats)) | |
1166 | return -EINVAL; | |
1167 | memset(f,0,sizeof(*f)); | |
1168 | f->index = index; | |
1169 | f->type = type; | |
1170 | strlcpy(f->description,formats[index].name,sizeof(f->description)); | |
1171 | f->pixelformat = formats[index].fourcc; | |
1172 | break; | |
1173 | default: | |
1174 | return -EINVAL; | |
1175 | } | |
1176 | return 0; | |
1177 | } | |
1178 | case VIDIOC_G_FMT: | |
1179 | { | |
1180 | struct v4l2_format *f = arg; | |
1181 | return cx8800_g_fmt(dev,fh,f); | |
1182 | } | |
1183 | case VIDIOC_S_FMT: | |
1184 | { | |
1185 | struct v4l2_format *f = arg; | |
1186 | return cx8800_s_fmt(dev,fh,f); | |
1187 | } | |
1188 | case VIDIOC_TRY_FMT: | |
1189 | { | |
1190 | struct v4l2_format *f = arg; | |
1191 | return cx8800_try_fmt(dev,fh,f); | |
1192 | } | |
79436633 | 1193 | #ifdef HAVE_V4L1 |
e52e98a7 MCC |
1194 | /* --- streaming capture ------------------------------------- */ |
1195 | case VIDIOCGMBUF: | |
1196 | { | |
1197 | struct video_mbuf *mbuf = arg; | |
1198 | struct videobuf_queue *q; | |
1199 | struct v4l2_requestbuffers req; | |
1200 | unsigned int i; | |
1201 | ||
1202 | q = get_queue(fh); | |
1203 | memset(&req,0,sizeof(req)); | |
1204 | req.type = q->type; | |
1205 | req.count = 8; | |
1206 | req.memory = V4L2_MEMORY_MMAP; | |
1207 | err = videobuf_reqbufs(q,&req); | |
1208 | if (err < 0) | |
1209 | return err; | |
1210 | memset(mbuf,0,sizeof(*mbuf)); | |
1211 | mbuf->frames = req.count; | |
1212 | mbuf->size = 0; | |
1213 | for (i = 0; i < mbuf->frames; i++) { | |
1214 | mbuf->offsets[i] = q->bufs[i]->boff; | |
1215 | mbuf->size += q->bufs[i]->bsize; | |
1216 | } | |
1217 | return 0; | |
1218 | } | |
79436633 | 1219 | #endif |
e52e98a7 MCC |
1220 | case VIDIOC_REQBUFS: |
1221 | return videobuf_reqbufs(get_queue(fh), arg); | |
1222 | ||
1223 | case VIDIOC_QUERYBUF: | |
1224 | return videobuf_querybuf(get_queue(fh), arg); | |
1225 | ||
1226 | case VIDIOC_QBUF: | |
1227 | return videobuf_qbuf(get_queue(fh), arg); | |
1228 | ||
1229 | case VIDIOC_DQBUF: | |
1230 | return videobuf_dqbuf(get_queue(fh), arg, | |
1231 | file->f_flags & O_NONBLOCK); | |
1232 | ||
1233 | case VIDIOC_STREAMON: | |
1234 | { | |
1235 | int res = get_ressource(fh); | |
1236 | ||
1237 | if (!res_get(dev,fh,res)) | |
1238 | return -EBUSY; | |
1239 | return videobuf_streamon(get_queue(fh)); | |
1240 | } | |
1241 | case VIDIOC_STREAMOFF: | |
1242 | { | |
1243 | int res = get_ressource(fh); | |
1244 | ||
1245 | err = videobuf_streamoff(get_queue(fh)); | |
1246 | if (err < 0) | |
1247 | return err; | |
1248 | res_free(dev,fh,res); | |
1249 | return 0; | |
1250 | } | |
e52e98a7 MCC |
1251 | default: |
1252 | return cx88_do_ioctl( inode, file, fh->radio, core, cmd, arg, video_do_ioctl ); | |
1253 | } | |
1254 | return 0; | |
1255 | } | |
1256 | ||
1257 | int cx88_do_ioctl(struct inode *inode, struct file *file, int radio, | |
4ac97914 | 1258 | struct cx88_core *core, unsigned int cmd, void *arg, v4l2_kioctl driver_ioctl) |
e52e98a7 MCC |
1259 | { |
1260 | int err; | |
1261 | ||
9f95a0bf | 1262 | dprintk( 1, "CORE IOCTL: 0x%x\n", cmd ); |
e52e98a7 MCC |
1263 | if (video_debug > 1) |
1264 | cx88_print_ioctl(core->name,cmd); | |
e52e98a7 MCC |
1265 | |
1266 | switch (cmd) { | |
1da177e4 LT |
1267 | /* ---------- tv norms ---------- */ |
1268 | case VIDIOC_ENUMSTD: | |
1269 | { | |
1270 | struct v4l2_standard *e = arg; | |
1271 | unsigned int i; | |
1272 | ||
1273 | i = e->index; | |
1274 | if (i >= ARRAY_SIZE(tvnorms)) | |
1275 | return -EINVAL; | |
1276 | err = v4l2_video_std_construct(e, tvnorms[e->index].id, | |
1277 | tvnorms[e->index].name); | |
1278 | e->index = i; | |
1279 | if (err < 0) | |
1280 | return err; | |
1281 | return 0; | |
1282 | } | |
1283 | case VIDIOC_G_STD: | |
1284 | { | |
1285 | v4l2_std_id *id = arg; | |
1286 | ||
1287 | *id = core->tvnorm->id; | |
1288 | return 0; | |
1289 | } | |
1290 | case VIDIOC_S_STD: | |
1291 | { | |
1292 | v4l2_std_id *id = arg; | |
1293 | unsigned int i; | |
1294 | ||
1295 | for(i = 0; i < ARRAY_SIZE(tvnorms); i++) | |
1296 | if (*id & tvnorms[i].id) | |
1297 | break; | |
1298 | if (i == ARRAY_SIZE(tvnorms)) | |
1299 | return -EINVAL; | |
1300 | ||
e52e98a7 MCC |
1301 | down(&core->lock); |
1302 | cx88_set_tvnorm(core,&tvnorms[i]); | |
1303 | up(&core->lock); | |
1da177e4 LT |
1304 | return 0; |
1305 | } | |
1306 | ||
1307 | /* ------ input switching ---------- */ | |
1308 | case VIDIOC_ENUMINPUT: | |
1309 | { | |
1310 | static const char *iname[] = { | |
1311 | [ CX88_VMUX_COMPOSITE1 ] = "Composite1", | |
1312 | [ CX88_VMUX_COMPOSITE2 ] = "Composite2", | |
1313 | [ CX88_VMUX_COMPOSITE3 ] = "Composite3", | |
1314 | [ CX88_VMUX_COMPOSITE4 ] = "Composite4", | |
1315 | [ CX88_VMUX_SVIDEO ] = "S-Video", | |
1316 | [ CX88_VMUX_TELEVISION ] = "Television", | |
1317 | [ CX88_VMUX_CABLE ] = "Cable TV", | |
1318 | [ CX88_VMUX_DVB ] = "DVB", | |
1319 | [ CX88_VMUX_DEBUG ] = "for debug only", | |
1320 | }; | |
1321 | struct v4l2_input *i = arg; | |
1322 | unsigned int n; | |
1323 | ||
1324 | n = i->index; | |
1325 | if (n >= 4) | |
1326 | return -EINVAL; | |
1327 | if (0 == INPUT(n)->type) | |
1328 | return -EINVAL; | |
1329 | memset(i,0,sizeof(*i)); | |
1330 | i->index = n; | |
1331 | i->type = V4L2_INPUT_TYPE_CAMERA; | |
1332 | strcpy(i->name,iname[INPUT(n)->type]); | |
1333 | if ((CX88_VMUX_TELEVISION == INPUT(n)->type) || | |
1334 | (CX88_VMUX_CABLE == INPUT(n)->type)) | |
1335 | i->type = V4L2_INPUT_TYPE_TUNER; | |
1336 | for (n = 0; n < ARRAY_SIZE(tvnorms); n++) | |
1337 | i->std |= tvnorms[n].id; | |
1338 | return 0; | |
1339 | } | |
1340 | case VIDIOC_G_INPUT: | |
1341 | { | |
1342 | unsigned int *i = arg; | |
1343 | ||
e52e98a7 | 1344 | *i = core->input; |
1da177e4 LT |
1345 | return 0; |
1346 | } | |
1347 | case VIDIOC_S_INPUT: | |
1348 | { | |
1349 | unsigned int *i = arg; | |
1350 | ||
1351 | if (*i >= 4) | |
1352 | return -EINVAL; | |
e52e98a7 | 1353 | down(&core->lock); |
1da177e4 | 1354 | cx88_newstation(core); |
e52e98a7 MCC |
1355 | video_mux(core,*i); |
1356 | up(&core->lock); | |
1da177e4 LT |
1357 | return 0; |
1358 | } | |
1359 | ||
1360 | ||
1da177e4 | 1361 | |
1da177e4 LT |
1362 | /* --- controls ---------------------------------------------- */ |
1363 | case VIDIOC_QUERYCTRL: | |
1364 | { | |
1365 | struct v4l2_queryctrl *c = arg; | |
1366 | int i; | |
1367 | ||
1368 | if (c->id < V4L2_CID_BASE || | |
1369 | c->id >= V4L2_CID_LASTP1) | |
1370 | return -EINVAL; | |
1371 | for (i = 0; i < CX8800_CTLS; i++) | |
1372 | if (cx8800_ctls[i].v.id == c->id) | |
1373 | break; | |
1374 | if (i == CX8800_CTLS) { | |
1375 | *c = no_ctl; | |
1376 | return 0; | |
1377 | } | |
1378 | *c = cx8800_ctls[i].v; | |
1379 | return 0; | |
1380 | } | |
1381 | case VIDIOC_G_CTRL: | |
e52e98a7 | 1382 | return get_control(core,arg); |
1da177e4 | 1383 | case VIDIOC_S_CTRL: |
e52e98a7 | 1384 | return set_control(core,arg); |
1da177e4 LT |
1385 | |
1386 | /* --- tuner ioctls ------------------------------------------ */ | |
1387 | case VIDIOC_G_TUNER: | |
1388 | { | |
1389 | struct v4l2_tuner *t = arg; | |
1390 | u32 reg; | |
1391 | ||
1392 | if (UNSET == core->tuner_type) | |
1393 | return -EINVAL; | |
1394 | if (0 != t->index) | |
1395 | return -EINVAL; | |
1396 | ||
1397 | memset(t,0,sizeof(*t)); | |
1398 | strcpy(t->name, "Television"); | |
1399 | t->type = V4L2_TUNER_ANALOG_TV; | |
1400 | t->capability = V4L2_TUNER_CAP_NORM; | |
1401 | t->rangehigh = 0xffffffffUL; | |
1402 | ||
1403 | cx88_get_stereo(core ,t); | |
1404 | reg = cx_read(MO_DEVICE_STATUS); | |
4ac97914 | 1405 | t->signal = (reg & (1<<5)) ? 0xffff : 0x0000; |
1da177e4 LT |
1406 | return 0; |
1407 | } | |
1408 | case VIDIOC_S_TUNER: | |
1409 | { | |
1410 | struct v4l2_tuner *t = arg; | |
1411 | ||
1412 | if (UNSET == core->tuner_type) | |
1413 | return -EINVAL; | |
1414 | if (0 != t->index) | |
1415 | return -EINVAL; | |
1416 | cx88_set_stereo(core, t->audmode, 1); | |
1417 | return 0; | |
1418 | } | |
1419 | case VIDIOC_G_FREQUENCY: | |
1420 | { | |
1421 | struct v4l2_frequency *f = arg; | |
1422 | ||
a82decf6 MCC |
1423 | memset(f,0,sizeof(*f)); |
1424 | ||
1da177e4 LT |
1425 | if (UNSET == core->tuner_type) |
1426 | return -EINVAL; | |
a82decf6 | 1427 | |
e52e98a7 MCC |
1428 | /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */ |
1429 | f->type = radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; | |
1430 | f->frequency = core->freq; | |
41ef7c1e | 1431 | |
e52e98a7 | 1432 | cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f); |
41ef7c1e | 1433 | |
1da177e4 LT |
1434 | return 0; |
1435 | } | |
1436 | case VIDIOC_S_FREQUENCY: | |
1437 | { | |
1438 | struct v4l2_frequency *f = arg; | |
1439 | ||
1440 | if (UNSET == core->tuner_type) | |
1441 | return -EINVAL; | |
1442 | if (f->tuner != 0) | |
1443 | return -EINVAL; | |
e52e98a7 | 1444 | if (0 == radio && f->type != V4L2_TUNER_ANALOG_TV) |
1da177e4 | 1445 | return -EINVAL; |
e52e98a7 | 1446 | if (1 == radio && f->type != V4L2_TUNER_RADIO) |
1da177e4 | 1447 | return -EINVAL; |
e52e98a7 MCC |
1448 | down(&core->lock); |
1449 | core->freq = f->frequency; | |
1da177e4 | 1450 | cx88_newstation(core); |
e52e98a7 | 1451 | cx88_call_i2c_clients(core,VIDIOC_S_FREQUENCY,f); |
c5287ba1 MCC |
1452 | |
1453 | /* When changing channels it is required to reset TVAUDIO */ | |
1454 | msleep (10); | |
1455 | cx88_set_tvaudio(core); | |
1456 | ||
e52e98a7 | 1457 | up(&core->lock); |
1da177e4 LT |
1458 | return 0; |
1459 | } | |
1460 | ||
1461 | default: | |
1462 | return v4l_compat_translate_ioctl(inode,file,cmd,arg, | |
e52e98a7 | 1463 | driver_ioctl); |
1da177e4 LT |
1464 | } |
1465 | return 0; | |
1466 | } | |
1467 | ||
1468 | static int video_ioctl(struct inode *inode, struct file *file, | |
1469 | unsigned int cmd, unsigned long arg) | |
1470 | { | |
1471 | return video_usercopy(inode, file, cmd, arg, video_do_ioctl); | |
1472 | } | |
1473 | ||
1474 | /* ----------------------------------------------------------- */ | |
1475 | ||
1476 | static int radio_do_ioctl(struct inode *inode, struct file *file, | |
1477 | unsigned int cmd, void *arg) | |
1478 | { | |
1479 | struct cx8800_fh *fh = file->private_data; | |
1480 | struct cx8800_dev *dev = fh->dev; | |
1481 | struct cx88_core *core = dev->core; | |
1482 | ||
1483 | if (video_debug > 1) | |
1484 | cx88_print_ioctl(core->name,cmd); | |
1485 | ||
1486 | switch (cmd) { | |
1487 | case VIDIOC_QUERYCAP: | |
1488 | { | |
1489 | struct v4l2_capability *cap = arg; | |
1490 | ||
1491 | memset(cap,0,sizeof(*cap)); | |
4ac97914 | 1492 | strcpy(cap->driver, "cx8800"); |
1da177e4 LT |
1493 | strlcpy(cap->card, cx88_boards[core->board].name, |
1494 | sizeof(cap->card)); | |
1495 | sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci)); | |
1496 | cap->version = CX88_VERSION_CODE; | |
a82decf6 | 1497 | cap->capabilities = V4L2_CAP_TUNER; |
1da177e4 LT |
1498 | return 0; |
1499 | } | |
1500 | case VIDIOC_G_TUNER: | |
1501 | { | |
1502 | struct v4l2_tuner *t = arg; | |
1503 | ||
1504 | if (t->index > 0) | |
1505 | return -EINVAL; | |
1506 | ||
1507 | memset(t,0,sizeof(*t)); | |
1508 | strcpy(t->name, "Radio"); | |
48c42596 | 1509 | t->type = V4L2_TUNER_RADIO; |
1da177e4 | 1510 | |
e52e98a7 | 1511 | cx88_call_i2c_clients(core,VIDIOC_G_TUNER,t); |
1da177e4 LT |
1512 | return 0; |
1513 | } | |
1514 | case VIDIOC_ENUMINPUT: | |
1515 | { | |
1516 | struct v4l2_input *i = arg; | |
1517 | ||
1518 | if (i->index != 0) | |
1519 | return -EINVAL; | |
1520 | strcpy(i->name,"Radio"); | |
1521 | i->type = V4L2_INPUT_TYPE_TUNER; | |
1522 | return 0; | |
1523 | } | |
1524 | case VIDIOC_G_INPUT: | |
1525 | { | |
1526 | int *i = arg; | |
1527 | *i = 0; | |
1528 | return 0; | |
1529 | } | |
1530 | case VIDIOC_G_AUDIO: | |
1531 | { | |
1532 | struct v4l2_audio *a = arg; | |
1533 | ||
1534 | memset(a,0,sizeof(*a)); | |
1535 | strcpy(a->name,"Radio"); | |
1536 | return 0; | |
1537 | } | |
1538 | case VIDIOC_G_STD: | |
1539 | { | |
1540 | v4l2_std_id *id = arg; | |
1541 | *id = 0; | |
1542 | return 0; | |
1543 | } | |
79436633 | 1544 | #ifdef HAVE_V4L1 |
a82decf6 MCC |
1545 | case VIDIOCSTUNER: |
1546 | { | |
1547 | struct video_tuner *v = arg; | |
1548 | ||
1549 | if (v->tuner) /* Only tuner 0 */ | |
1550 | return -EINVAL; | |
1551 | ||
e52e98a7 MCC |
1552 | cx88_call_i2c_clients(core,VIDIOCSTUNER,v); |
1553 | return 0; | |
a82decf6 | 1554 | } |
79436633 | 1555 | #endif |
1da177e4 | 1556 | case VIDIOC_S_TUNER: |
a82decf6 MCC |
1557 | { |
1558 | struct v4l2_tuner *t = arg; | |
1559 | ||
1560 | if (0 != t->index) | |
1561 | return -EINVAL; | |
1562 | ||
e52e98a7 | 1563 | cx88_call_i2c_clients(core,VIDIOC_S_TUNER,t); |
a82decf6 MCC |
1564 | |
1565 | return 0; | |
1566 | } | |
1567 | ||
1568 | case VIDIOC_S_AUDIO: | |
1da177e4 LT |
1569 | case VIDIOC_S_INPUT: |
1570 | case VIDIOC_S_STD: | |
1571 | return 0; | |
1572 | ||
1573 | case VIDIOC_QUERYCTRL: | |
1574 | { | |
1575 | struct v4l2_queryctrl *c = arg; | |
1576 | int i; | |
1577 | ||
1578 | if (c->id < V4L2_CID_BASE || | |
1579 | c->id >= V4L2_CID_LASTP1) | |
1580 | return -EINVAL; | |
1581 | if (c->id == V4L2_CID_AUDIO_MUTE) { | |
1582 | for (i = 0; i < CX8800_CTLS; i++) | |
1583 | if (cx8800_ctls[i].v.id == c->id) | |
1584 | break; | |
1585 | *c = cx8800_ctls[i].v; | |
1586 | } else | |
1587 | *c = no_ctl; | |
1588 | return 0; | |
1589 | } | |
1590 | ||
1591 | ||
1592 | case VIDIOC_G_CTRL: | |
1593 | case VIDIOC_S_CTRL: | |
1594 | case VIDIOC_G_FREQUENCY: | |
1595 | case VIDIOC_S_FREQUENCY: | |
1596 | return video_do_ioctl(inode,file,cmd,arg); | |
1597 | ||
1598 | default: | |
1599 | return v4l_compat_translate_ioctl(inode,file,cmd,arg, | |
1600 | radio_do_ioctl); | |
1601 | } | |
1602 | return 0; | |
1603 | }; | |
1604 | ||
1605 | static int radio_ioctl(struct inode *inode, struct file *file, | |
1606 | unsigned int cmd, unsigned long arg) | |
1607 | { | |
1608 | return video_usercopy(inode, file, cmd, arg, radio_do_ioctl); | |
1609 | }; | |
1610 | ||
1611 | /* ----------------------------------------------------------- */ | |
1612 | ||
1613 | static void cx8800_vid_timeout(unsigned long data) | |
1614 | { | |
1615 | struct cx8800_dev *dev = (struct cx8800_dev*)data; | |
1616 | struct cx88_core *core = dev->core; | |
1617 | struct cx88_dmaqueue *q = &dev->vidq; | |
1618 | struct cx88_buffer *buf; | |
1619 | unsigned long flags; | |
1620 | ||
e52e98a7 | 1621 | cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); |
1da177e4 LT |
1622 | |
1623 | cx_clear(MO_VID_DMACNTRL, 0x11); | |
1624 | cx_clear(VID_CAPTURE_CONTROL, 0x06); | |
1625 | ||
1626 | spin_lock_irqsave(&dev->slock,flags); | |
1627 | while (!list_empty(&q->active)) { | |
1628 | buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); | |
1629 | list_del(&buf->vb.queue); | |
1630 | buf->vb.state = STATE_ERROR; | |
1631 | wake_up(&buf->vb.done); | |
1632 | printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name, | |
1633 | buf, buf->vb.i, (unsigned long)buf->risc.dma); | |
1634 | } | |
1635 | restart_video_queue(dev,q); | |
1636 | spin_unlock_irqrestore(&dev->slock,flags); | |
1637 | } | |
1638 | ||
41ef7c1e MCC |
1639 | static char *cx88_vid_irqs[32] = { |
1640 | "y_risci1", "u_risci1", "v_risci1", "vbi_risc1", | |
1641 | "y_risci2", "u_risci2", "v_risci2", "vbi_risc2", | |
1642 | "y_oflow", "u_oflow", "v_oflow", "vbi_oflow", | |
1643 | "y_sync", "u_sync", "v_sync", "vbi_sync", | |
1644 | "opc_err", "par_err", "rip_err", "pci_abort", | |
1645 | }; | |
1646 | ||
1da177e4 LT |
1647 | static void cx8800_vid_irq(struct cx8800_dev *dev) |
1648 | { | |
1649 | struct cx88_core *core = dev->core; | |
1650 | u32 status, mask, count; | |
1651 | ||
1652 | status = cx_read(MO_VID_INTSTAT); | |
1653 | mask = cx_read(MO_VID_INTMSK); | |
1654 | if (0 == (status & mask)) | |
1655 | return; | |
1656 | cx_write(MO_VID_INTSTAT, status); | |
1657 | if (irq_debug || (status & mask & ~0xff)) | |
1658 | cx88_print_irqbits(core->name, "irq vid", | |
1659 | cx88_vid_irqs, status, mask); | |
1660 | ||
1661 | /* risc op code error */ | |
1662 | if (status & (1 << 16)) { | |
1663 | printk(KERN_WARNING "%s/0: video risc op code error\n",core->name); | |
1664 | cx_clear(MO_VID_DMACNTRL, 0x11); | |
1665 | cx_clear(VID_CAPTURE_CONTROL, 0x06); | |
e52e98a7 | 1666 | cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); |
1da177e4 LT |
1667 | } |
1668 | ||
1669 | /* risc1 y */ | |
1670 | if (status & 0x01) { | |
1671 | spin_lock(&dev->slock); | |
1672 | count = cx_read(MO_VIDY_GPCNT); | |
e52e98a7 | 1673 | cx88_wakeup(core, &dev->vidq, count); |
1da177e4 LT |
1674 | spin_unlock(&dev->slock); |
1675 | } | |
1676 | ||
1677 | /* risc1 vbi */ | |
1678 | if (status & 0x08) { | |
1679 | spin_lock(&dev->slock); | |
1680 | count = cx_read(MO_VBI_GPCNT); | |
e52e98a7 | 1681 | cx88_wakeup(core, &dev->vbiq, count); |
1da177e4 LT |
1682 | spin_unlock(&dev->slock); |
1683 | } | |
1684 | ||
1685 | /* risc2 y */ | |
1686 | if (status & 0x10) { | |
1687 | dprintk(2,"stopper video\n"); | |
1688 | spin_lock(&dev->slock); | |
1689 | restart_video_queue(dev,&dev->vidq); | |
1690 | spin_unlock(&dev->slock); | |
1691 | } | |
1692 | ||
1693 | /* risc2 vbi */ | |
1694 | if (status & 0x80) { | |
1695 | dprintk(2,"stopper vbi\n"); | |
1696 | spin_lock(&dev->slock); | |
1697 | cx8800_restart_vbi_queue(dev,&dev->vbiq); | |
1698 | spin_unlock(&dev->slock); | |
1699 | } | |
1700 | } | |
1701 | ||
1702 | static irqreturn_t cx8800_irq(int irq, void *dev_id, struct pt_regs *regs) | |
1703 | { | |
1704 | struct cx8800_dev *dev = dev_id; | |
1705 | struct cx88_core *core = dev->core; | |
1706 | u32 status; | |
1707 | int loop, handled = 0; | |
1708 | ||
1709 | for (loop = 0; loop < 10; loop++) { | |
1710 | status = cx_read(MO_PCI_INTSTAT) & (core->pci_irqmask | 0x01); | |
1711 | if (0 == status) | |
1712 | goto out; | |
1713 | cx_write(MO_PCI_INTSTAT, status); | |
1714 | handled = 1; | |
1715 | ||
1716 | if (status & core->pci_irqmask) | |
1717 | cx88_core_irq(core,status); | |
1718 | if (status & 0x01) | |
1719 | cx8800_vid_irq(dev); | |
1720 | }; | |
1721 | if (10 == loop) { | |
1722 | printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", | |
1723 | core->name); | |
1724 | cx_write(MO_PCI_INTMSK,0); | |
1725 | } | |
1726 | ||
1727 | out: | |
1728 | return IRQ_RETVAL(handled); | |
1729 | } | |
1730 | ||
1731 | /* ----------------------------------------------------------- */ | |
1732 | /* exported stuff */ | |
1733 | ||
1734 | static struct file_operations video_fops = | |
1735 | { | |
1736 | .owner = THIS_MODULE, | |
1737 | .open = video_open, | |
1738 | .release = video_release, | |
1739 | .read = video_read, | |
1740 | .poll = video_poll, | |
1741 | .mmap = video_mmap, | |
1742 | .ioctl = video_ioctl, | |
0d0fbf81 | 1743 | .compat_ioctl = v4l_compat_ioctl32, |
1da177e4 LT |
1744 | .llseek = no_llseek, |
1745 | }; | |
1746 | ||
408b664a | 1747 | static struct video_device cx8800_video_template = |
1da177e4 LT |
1748 | { |
1749 | .name = "cx8800-video", | |
1750 | .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES, | |
1751 | .hardware = 0, | |
1752 | .fops = &video_fops, | |
1753 | .minor = -1, | |
1754 | }; | |
1755 | ||
408b664a | 1756 | static struct video_device cx8800_vbi_template = |
1da177e4 LT |
1757 | { |
1758 | .name = "cx8800-vbi", | |
1759 | .type = VID_TYPE_TELETEXT|VID_TYPE_TUNER, | |
1760 | .hardware = 0, | |
1761 | .fops = &video_fops, | |
1762 | .minor = -1, | |
1763 | }; | |
1764 | ||
1765 | static struct file_operations radio_fops = | |
1766 | { | |
1767 | .owner = THIS_MODULE, | |
1768 | .open = video_open, | |
1769 | .release = video_release, | |
1770 | .ioctl = radio_ioctl, | |
0d0fbf81 | 1771 | .compat_ioctl = v4l_compat_ioctl32, |
1da177e4 LT |
1772 | .llseek = no_llseek, |
1773 | }; | |
1774 | ||
408b664a | 1775 | static struct video_device cx8800_radio_template = |
1da177e4 LT |
1776 | { |
1777 | .name = "cx8800-radio", | |
1778 | .type = VID_TYPE_TUNER, | |
1779 | .hardware = 0, | |
1780 | .fops = &radio_fops, | |
1781 | .minor = -1, | |
1782 | }; | |
1783 | ||
1784 | /* ----------------------------------------------------------- */ | |
1785 | ||
1786 | static void cx8800_unregister_video(struct cx8800_dev *dev) | |
1787 | { | |
1788 | if (dev->radio_dev) { | |
1789 | if (-1 != dev->radio_dev->minor) | |
1790 | video_unregister_device(dev->radio_dev); | |
1791 | else | |
1792 | video_device_release(dev->radio_dev); | |
1793 | dev->radio_dev = NULL; | |
1794 | } | |
1795 | if (dev->vbi_dev) { | |
1796 | if (-1 != dev->vbi_dev->minor) | |
1797 | video_unregister_device(dev->vbi_dev); | |
1798 | else | |
1799 | video_device_release(dev->vbi_dev); | |
1800 | dev->vbi_dev = NULL; | |
1801 | } | |
1802 | if (dev->video_dev) { | |
1803 | if (-1 != dev->video_dev->minor) | |
1804 | video_unregister_device(dev->video_dev); | |
1805 | else | |
1806 | video_device_release(dev->video_dev); | |
1807 | dev->video_dev = NULL; | |
1808 | } | |
1809 | } | |
1810 | ||
1811 | static int __devinit cx8800_initdev(struct pci_dev *pci_dev, | |
1812 | const struct pci_device_id *pci_id) | |
1813 | { | |
1814 | struct cx8800_dev *dev; | |
1815 | struct cx88_core *core; | |
1816 | int err; | |
1817 | ||
1818 | dev = kmalloc(sizeof(*dev),GFP_KERNEL); | |
1819 | if (NULL == dev) | |
1820 | return -ENOMEM; | |
1821 | memset(dev,0,sizeof(*dev)); | |
1822 | ||
1823 | /* pci init */ | |
1824 | dev->pci = pci_dev; | |
1825 | if (pci_enable_device(pci_dev)) { | |
1826 | err = -EIO; | |
1827 | goto fail_free; | |
1828 | } | |
1829 | core = cx88_core_get(dev->pci); | |
1830 | if (NULL == core) { | |
1831 | err = -EINVAL; | |
1832 | goto fail_free; | |
1833 | } | |
1834 | dev->core = core; | |
1835 | ||
1836 | /* print pci info */ | |
1837 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); | |
4ac97914 MCC |
1838 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); |
1839 | printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " | |
1da177e4 LT |
1840 | "latency: %d, mmio: 0x%lx\n", core->name, |
1841 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, | |
1842 | dev->pci_lat,pci_resource_start(pci_dev,0)); | |
1843 | ||
1844 | pci_set_master(pci_dev); | |
1845 | if (!pci_dma_supported(pci_dev,0xffffffff)) { | |
1846 | printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name); | |
1847 | err = -EIO; | |
1848 | goto fail_core; | |
1849 | } | |
1850 | ||
1851 | /* initialize driver struct */ | |
1da177e4 LT |
1852 | spin_lock_init(&dev->slock); |
1853 | core->tvnorm = tvnorms; | |
1854 | ||
1855 | /* init video dma queues */ | |
1856 | INIT_LIST_HEAD(&dev->vidq.active); | |
1857 | INIT_LIST_HEAD(&dev->vidq.queued); | |
1858 | dev->vidq.timeout.function = cx8800_vid_timeout; | |
1859 | dev->vidq.timeout.data = (unsigned long)dev; | |
1860 | init_timer(&dev->vidq.timeout); | |
1861 | cx88_risc_stopper(dev->pci,&dev->vidq.stopper, | |
1862 | MO_VID_DMACNTRL,0x11,0x00); | |
1863 | ||
1864 | /* init vbi dma queues */ | |
1865 | INIT_LIST_HEAD(&dev->vbiq.active); | |
1866 | INIT_LIST_HEAD(&dev->vbiq.queued); | |
1867 | dev->vbiq.timeout.function = cx8800_vbi_timeout; | |
1868 | dev->vbiq.timeout.data = (unsigned long)dev; | |
1869 | init_timer(&dev->vbiq.timeout); | |
1870 | cx88_risc_stopper(dev->pci,&dev->vbiq.stopper, | |
1871 | MO_VID_DMACNTRL,0x88,0x00); | |
1872 | ||
1873 | /* get irq */ | |
1874 | err = request_irq(pci_dev->irq, cx8800_irq, | |
1875 | SA_SHIRQ | SA_INTERRUPT, core->name, dev); | |
1876 | if (err < 0) { | |
1877 | printk(KERN_ERR "%s: can't get IRQ %d\n", | |
1878 | core->name,pci_dev->irq); | |
1879 | goto fail_core; | |
1880 | } | |
1881 | cx_set(MO_PCI_INTMSK, core->pci_irqmask); | |
1882 | ||
1883 | /* load and configure helper modules */ | |
1884 | if (TUNER_ABSENT != core->tuner_type) | |
1885 | request_module("tuner"); | |
1886 | if (core->tda9887_conf) | |
1887 | request_module("tda9887"); | |
e52e98a7 | 1888 | |
1da177e4 LT |
1889 | /* register v4l devices */ |
1890 | dev->video_dev = cx88_vdev_init(core,dev->pci, | |
1891 | &cx8800_video_template,"video"); | |
1892 | err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, | |
1893 | video_nr[core->nr]); | |
1894 | if (err < 0) { | |
1895 | printk(KERN_INFO "%s: can't register video device\n", | |
1896 | core->name); | |
1897 | goto fail_unreg; | |
1898 | } | |
1899 | printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n", | |
1900 | core->name,dev->video_dev->minor & 0x1f); | |
1901 | ||
1902 | dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi"); | |
1903 | err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, | |
1904 | vbi_nr[core->nr]); | |
1905 | if (err < 0) { | |
1906 | printk(KERN_INFO "%s/0: can't register vbi device\n", | |
1907 | core->name); | |
1908 | goto fail_unreg; | |
1909 | } | |
1910 | printk(KERN_INFO "%s/0: registered device vbi%d\n", | |
1911 | core->name,dev->vbi_dev->minor & 0x1f); | |
1912 | ||
1913 | if (core->has_radio) { | |
1914 | dev->radio_dev = cx88_vdev_init(core,dev->pci, | |
1915 | &cx8800_radio_template,"radio"); | |
1916 | err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, | |
1917 | radio_nr[core->nr]); | |
1918 | if (err < 0) { | |
1919 | printk(KERN_INFO "%s/0: can't register radio device\n", | |
1920 | core->name); | |
1921 | goto fail_unreg; | |
1922 | } | |
1923 | printk(KERN_INFO "%s/0: registered device radio%d\n", | |
1924 | core->name,dev->radio_dev->minor & 0x1f); | |
1925 | } | |
1926 | ||
1927 | /* everything worked */ | |
1928 | list_add_tail(&dev->devlist,&cx8800_devlist); | |
1929 | pci_set_drvdata(pci_dev,dev); | |
1930 | ||
1931 | /* initial device configuration */ | |
e52e98a7 MCC |
1932 | down(&core->lock); |
1933 | init_controls(core); | |
1934 | cx88_set_tvnorm(core,tvnorms); | |
1935 | video_mux(core,0); | |
1936 | up(&core->lock); | |
1da177e4 LT |
1937 | |
1938 | /* start tvaudio thread */ | |
1939 | if (core->tuner_type != TUNER_ABSENT) | |
1940 | core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio"); | |
1941 | return 0; | |
1942 | ||
1943 | fail_unreg: | |
1944 | cx8800_unregister_video(dev); | |
1945 | free_irq(pci_dev->irq, dev); | |
1946 | fail_core: | |
1947 | cx88_core_put(core,dev->pci); | |
1948 | fail_free: | |
1949 | kfree(dev); | |
1950 | return err; | |
1951 | } | |
1952 | ||
1953 | static void __devexit cx8800_finidev(struct pci_dev *pci_dev) | |
1954 | { | |
4ac97914 | 1955 | struct cx8800_dev *dev = pci_get_drvdata(pci_dev); |
e52e98a7 | 1956 | struct cx88_core *core = dev->core; |
1da177e4 LT |
1957 | |
1958 | /* stop thread */ | |
e52e98a7 MCC |
1959 | if (core->kthread) { |
1960 | kthread_stop(core->kthread); | |
1961 | core->kthread = NULL; | |
1da177e4 LT |
1962 | } |
1963 | ||
e52e98a7 | 1964 | cx88_shutdown(core); /* FIXME */ |
1da177e4 LT |
1965 | pci_disable_device(pci_dev); |
1966 | ||
1967 | /* unregister stuff */ | |
1968 | ||
1969 | free_irq(pci_dev->irq, dev); | |
1970 | cx8800_unregister_video(dev); | |
1971 | pci_set_drvdata(pci_dev, NULL); | |
1972 | ||
1973 | /* free memory */ | |
1974 | btcx_riscmem_free(dev->pci,&dev->vidq.stopper); | |
1975 | list_del(&dev->devlist); | |
e52e98a7 | 1976 | cx88_core_put(core,dev->pci); |
1da177e4 LT |
1977 | kfree(dev); |
1978 | } | |
1979 | ||
1980 | static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state) | |
1981 | { | |
b45009b0 | 1982 | struct cx8800_dev *dev = pci_get_drvdata(pci_dev); |
1da177e4 LT |
1983 | struct cx88_core *core = dev->core; |
1984 | ||
1985 | /* stop video+vbi capture */ | |
1986 | spin_lock(&dev->slock); | |
1987 | if (!list_empty(&dev->vidq.active)) { | |
1988 | printk("%s: suspend video\n", core->name); | |
1989 | stop_video_dma(dev); | |
1990 | del_timer(&dev->vidq.timeout); | |
1991 | } | |
1992 | if (!list_empty(&dev->vbiq.active)) { | |
1993 | printk("%s: suspend vbi\n", core->name); | |
1994 | cx8800_stop_vbi_dma(dev); | |
1995 | del_timer(&dev->vbiq.timeout); | |
1996 | } | |
1997 | spin_unlock(&dev->slock); | |
1998 | ||
1da177e4 | 1999 | /* FIXME -- shutdown device */ |
e52e98a7 | 2000 | cx88_shutdown(core); |
1da177e4 LT |
2001 | |
2002 | pci_save_state(pci_dev); | |
2003 | if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { | |
2004 | pci_disable_device(pci_dev); | |
2005 | dev->state.disabled = 1; | |
2006 | } | |
2007 | return 0; | |
2008 | } | |
2009 | ||
2010 | static int cx8800_resume(struct pci_dev *pci_dev) | |
2011 | { | |
b45009b0 | 2012 | struct cx8800_dev *dev = pci_get_drvdata(pci_dev); |
1da177e4 | 2013 | struct cx88_core *core = dev->core; |
08adb9e2 | 2014 | int err; |
1da177e4 LT |
2015 | |
2016 | if (dev->state.disabled) { | |
08adb9e2 MCC |
2017 | err=pci_enable_device(pci_dev); |
2018 | if (err) { | |
2019 | printk(KERN_ERR "%s: can't enable device\n", | |
2020 | core->name); | |
2021 | return err; | |
2022 | } | |
2023 | ||
1da177e4 LT |
2024 | dev->state.disabled = 0; |
2025 | } | |
08adb9e2 MCC |
2026 | err= pci_set_power_state(pci_dev, PCI_D0); |
2027 | if (err) { | |
2028 | printk(KERN_ERR "%s: can't enable device\n", | |
2029 | core->name); | |
2030 | ||
2031 | pci_disable_device(pci_dev); | |
2032 | dev->state.disabled = 1; | |
2033 | ||
2034 | return err; | |
2035 | } | |
1da177e4 LT |
2036 | pci_restore_state(pci_dev); |
2037 | ||
1da177e4 | 2038 | /* FIXME: re-initialize hardware */ |
e52e98a7 | 2039 | cx88_reset(core); |
1da177e4 LT |
2040 | |
2041 | /* restart video+vbi capture */ | |
2042 | spin_lock(&dev->slock); | |
2043 | if (!list_empty(&dev->vidq.active)) { | |
2044 | printk("%s: resume video\n", core->name); | |
2045 | restart_video_queue(dev,&dev->vidq); | |
2046 | } | |
2047 | if (!list_empty(&dev->vbiq.active)) { | |
2048 | printk("%s: resume vbi\n", core->name); | |
2049 | cx8800_restart_vbi_queue(dev,&dev->vbiq); | |
2050 | } | |
2051 | spin_unlock(&dev->slock); | |
2052 | ||
2053 | return 0; | |
2054 | } | |
2055 | ||
2056 | /* ----------------------------------------------------------- */ | |
2057 | ||
408b664a | 2058 | static struct pci_device_id cx8800_pci_tbl[] = { |
1da177e4 LT |
2059 | { |
2060 | .vendor = 0x14f1, | |
2061 | .device = 0x8800, | |
b45009b0 MCC |
2062 | .subvendor = PCI_ANY_ID, |
2063 | .subdevice = PCI_ANY_ID, | |
1da177e4 LT |
2064 | },{ |
2065 | /* --- end of list --- */ | |
2066 | } | |
2067 | }; | |
2068 | MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl); | |
2069 | ||
2070 | static struct pci_driver cx8800_pci_driver = { | |
b45009b0 MCC |
2071 | .name = "cx8800", |
2072 | .id_table = cx8800_pci_tbl, | |
2073 | .probe = cx8800_initdev, | |
2074 | .remove = __devexit_p(cx8800_finidev), | |
1da177e4 LT |
2075 | |
2076 | .suspend = cx8800_suspend, | |
2077 | .resume = cx8800_resume, | |
2078 | }; | |
2079 | ||
2080 | static int cx8800_init(void) | |
2081 | { | |
2082 | printk(KERN_INFO "cx2388x v4l2 driver version %d.%d.%d loaded\n", | |
2083 | (CX88_VERSION_CODE >> 16) & 0xff, | |
2084 | (CX88_VERSION_CODE >> 8) & 0xff, | |
2085 | CX88_VERSION_CODE & 0xff); | |
2086 | #ifdef SNAPSHOT | |
2087 | printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n", | |
2088 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); | |
2089 | #endif | |
2090 | return pci_register_driver(&cx8800_pci_driver); | |
2091 | } | |
2092 | ||
2093 | static void cx8800_fini(void) | |
2094 | { | |
2095 | pci_unregister_driver(&cx8800_pci_driver); | |
2096 | } | |
2097 | ||
2098 | module_init(cx8800_init); | |
2099 | module_exit(cx8800_fini); | |
2100 | ||
e52e98a7 MCC |
2101 | EXPORT_SYMBOL(cx88_do_ioctl); |
2102 | ||
1da177e4 LT |
2103 | /* ----------------------------------------------------------- */ |
2104 | /* | |
2105 | * Local variables: | |
2106 | * c-basic-offset: 8 | |
2107 | * End: | |
b45009b0 | 2108 | * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off |
1da177e4 | 2109 | */ |