Commit | Line | Data |
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8b2f0795 DH |
1 | /* |
2 | * Auvitek AU0828 USB Bridge (Analog video support) | |
3 | * | |
4 | * Copyright (C) 2009 Devin Heitmueller <dheitmueller@linuxtv.org> | |
5 | * Copyright (C) 2005-2008 Auvitek International, Ltd. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * As published by the Free Software Foundation; either version 2 | |
10 | * of the License, or (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
20 | * 02110-1301, USA. | |
21 | */ | |
22 | ||
23 | /* Developer Notes: | |
24 | * | |
8b2f0795 DH |
25 | * The hardware scaler supported is unimplemented |
26 | * AC97 audio support is unimplemented (only i2s audio mode) | |
27 | * | |
28 | */ | |
29 | ||
83afb32a MCC |
30 | #include "au0828.h" |
31 | ||
8b2f0795 | 32 | #include <linux/module.h> |
5a0e3ad6 | 33 | #include <linux/slab.h> |
8b2f0795 DH |
34 | #include <linux/init.h> |
35 | #include <linux/device.h> | |
8b2f0795 DH |
36 | #include <media/v4l2-common.h> |
37 | #include <media/v4l2-ioctl.h> | |
83b09422 | 38 | #include <media/v4l2-event.h> |
8b2f0795 | 39 | #include <media/tuner.h> |
8b2f0795 DH |
40 | #include "au0828-reg.h" |
41 | ||
8b2f0795 DH |
42 | static DEFINE_MUTEX(au0828_sysfs_lock); |
43 | ||
8b2f0795 DH |
44 | /* ------------------------------------------------------------------ |
45 | Videobuf operations | |
46 | ------------------------------------------------------------------*/ | |
47 | ||
48 | static unsigned int isoc_debug; | |
49 | module_param(isoc_debug, int, 0644); | |
50 | MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]"); | |
51 | ||
52 | #define au0828_isocdbg(fmt, arg...) \ | |
53 | do {\ | |
54 | if (isoc_debug) { \ | |
83afb32a | 55 | pr_info("au0828 %s :"fmt, \ |
8b2f0795 DH |
56 | __func__ , ##arg); \ |
57 | } \ | |
58 | } while (0) | |
59 | ||
fa09cb9a HV |
60 | static inline void i2c_gate_ctrl(struct au0828_dev *dev, int val) |
61 | { | |
62 | if (dev->dvb.frontend && dev->dvb.frontend->ops.analog_ops.i2c_gate_ctrl) | |
63 | dev->dvb.frontend->ops.analog_ops.i2c_gate_ctrl(dev->dvb.frontend, val); | |
64 | } | |
65 | ||
8b2f0795 DH |
66 | static inline void print_err_status(struct au0828_dev *dev, |
67 | int packet, int status) | |
68 | { | |
69 | char *errmsg = "Unknown"; | |
70 | ||
71 | switch (status) { | |
72 | case -ENOENT: | |
73 | errmsg = "unlinked synchronuously"; | |
74 | break; | |
75 | case -ECONNRESET: | |
76 | errmsg = "unlinked asynchronuously"; | |
77 | break; | |
78 | case -ENOSR: | |
79 | errmsg = "Buffer error (overrun)"; | |
80 | break; | |
81 | case -EPIPE: | |
82 | errmsg = "Stalled (device not responding)"; | |
83 | break; | |
84 | case -EOVERFLOW: | |
85 | errmsg = "Babble (bad cable?)"; | |
86 | break; | |
87 | case -EPROTO: | |
88 | errmsg = "Bit-stuff error (bad cable?)"; | |
89 | break; | |
90 | case -EILSEQ: | |
91 | errmsg = "CRC/Timeout (could be anything)"; | |
92 | break; | |
93 | case -ETIME: | |
94 | errmsg = "Device does not respond"; | |
95 | break; | |
96 | } | |
97 | if (packet < 0) { | |
98 | au0828_isocdbg("URB status %d [%s].\n", status, errmsg); | |
99 | } else { | |
100 | au0828_isocdbg("URB packet %d, status %d [%s].\n", | |
101 | packet, status, errmsg); | |
102 | } | |
103 | } | |
104 | ||
105 | static int check_dev(struct au0828_dev *dev) | |
106 | { | |
107 | if (dev->dev_state & DEV_DISCONNECTED) { | |
83afb32a | 108 | pr_info("v4l2 ioctl: device not present\n"); |
8b2f0795 DH |
109 | return -ENODEV; |
110 | } | |
111 | ||
112 | if (dev->dev_state & DEV_MISCONFIGURED) { | |
83afb32a | 113 | pr_info("v4l2 ioctl: device is misconfigured; " |
8b2f0795 DH |
114 | "close and open it again\n"); |
115 | return -EIO; | |
116 | } | |
117 | return 0; | |
118 | } | |
119 | ||
120 | /* | |
121 | * IRQ callback, called by URB callback | |
122 | */ | |
123 | static void au0828_irq_callback(struct urb *urb) | |
124 | { | |
125 | struct au0828_dmaqueue *dma_q = urb->context; | |
126 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
78ca5005 | 127 | unsigned long flags = 0; |
e92ba283 | 128 | int i; |
8b2f0795 DH |
129 | |
130 | switch (urb->status) { | |
131 | case 0: /* success */ | |
132 | case -ETIMEDOUT: /* NAK */ | |
133 | break; | |
134 | case -ECONNRESET: /* kill */ | |
135 | case -ENOENT: | |
136 | case -ESHUTDOWN: | |
137 | au0828_isocdbg("au0828_irq_callback called: status kill\n"); | |
138 | return; | |
139 | default: /* unknown error */ | |
140 | au0828_isocdbg("urb completition error %d.\n", urb->status); | |
141 | break; | |
142 | } | |
143 | ||
144 | /* Copy data from URB */ | |
78ca5005 | 145 | spin_lock_irqsave(&dev->slock, flags); |
e92ba283 | 146 | dev->isoc_ctl.isoc_copy(dev, urb); |
78ca5005 | 147 | spin_unlock_irqrestore(&dev->slock, flags); |
8b2f0795 DH |
148 | |
149 | /* Reset urb buffers */ | |
150 | for (i = 0; i < urb->number_of_packets; i++) { | |
151 | urb->iso_frame_desc[i].status = 0; | |
152 | urb->iso_frame_desc[i].actual_length = 0; | |
153 | } | |
154 | urb->status = 0; | |
155 | ||
156 | urb->status = usb_submit_urb(urb, GFP_ATOMIC); | |
157 | if (urb->status) { | |
158 | au0828_isocdbg("urb resubmit failed (error=%i)\n", | |
159 | urb->status); | |
160 | } | |
e2147d0a | 161 | dev->stream_state = STREAM_ON; |
8b2f0795 DH |
162 | } |
163 | ||
164 | /* | |
165 | * Stop and Deallocate URBs | |
166 | */ | |
a094ca46 | 167 | static void au0828_uninit_isoc(struct au0828_dev *dev) |
8b2f0795 DH |
168 | { |
169 | struct urb *urb; | |
170 | int i; | |
171 | ||
172 | au0828_isocdbg("au0828: called au0828_uninit_isoc\n"); | |
173 | ||
174 | dev->isoc_ctl.nfields = -1; | |
175 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
176 | urb = dev->isoc_ctl.urb[i]; | |
177 | if (urb) { | |
178 | if (!irqs_disabled()) | |
179 | usb_kill_urb(urb); | |
180 | else | |
181 | usb_unlink_urb(urb); | |
182 | ||
183 | if (dev->isoc_ctl.transfer_buffer[i]) { | |
997ea58e | 184 | usb_free_coherent(dev->usbdev, |
8b2f0795 DH |
185 | urb->transfer_buffer_length, |
186 | dev->isoc_ctl.transfer_buffer[i], | |
187 | urb->transfer_dma); | |
188 | } | |
189 | usb_free_urb(urb); | |
190 | dev->isoc_ctl.urb[i] = NULL; | |
191 | } | |
192 | dev->isoc_ctl.transfer_buffer[i] = NULL; | |
193 | } | |
194 | ||
195 | kfree(dev->isoc_ctl.urb); | |
196 | kfree(dev->isoc_ctl.transfer_buffer); | |
197 | ||
198 | dev->isoc_ctl.urb = NULL; | |
199 | dev->isoc_ctl.transfer_buffer = NULL; | |
200 | dev->isoc_ctl.num_bufs = 0; | |
e2147d0a MCC |
201 | |
202 | dev->stream_state = STREAM_OFF; | |
8b2f0795 DH |
203 | } |
204 | ||
205 | /* | |
206 | * Allocate URBs and start IRQ | |
207 | */ | |
a094ca46 MCC |
208 | static int au0828_init_isoc(struct au0828_dev *dev, int max_packets, |
209 | int num_bufs, int max_pkt_size, | |
210 | int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb)) | |
8b2f0795 DH |
211 | { |
212 | struct au0828_dmaqueue *dma_q = &dev->vidq; | |
213 | int i; | |
214 | int sb_size, pipe; | |
215 | struct urb *urb; | |
216 | int j, k; | |
217 | int rc; | |
218 | ||
219 | au0828_isocdbg("au0828: called au0828_prepare_isoc\n"); | |
220 | ||
8b2f0795 DH |
221 | dev->isoc_ctl.isoc_copy = isoc_copy; |
222 | dev->isoc_ctl.num_bufs = num_bufs; | |
223 | ||
224 | dev->isoc_ctl.urb = kzalloc(sizeof(void *)*num_bufs, GFP_KERNEL); | |
225 | if (!dev->isoc_ctl.urb) { | |
226 | au0828_isocdbg("cannot alloc memory for usb buffers\n"); | |
227 | return -ENOMEM; | |
228 | } | |
229 | ||
230 | dev->isoc_ctl.transfer_buffer = kzalloc(sizeof(void *)*num_bufs, | |
231 | GFP_KERNEL); | |
232 | if (!dev->isoc_ctl.transfer_buffer) { | |
233 | au0828_isocdbg("cannot allocate memory for usb transfer\n"); | |
234 | kfree(dev->isoc_ctl.urb); | |
235 | return -ENOMEM; | |
236 | } | |
237 | ||
238 | dev->isoc_ctl.max_pkt_size = max_pkt_size; | |
239 | dev->isoc_ctl.buf = NULL; | |
240 | ||
241 | sb_size = max_packets * dev->isoc_ctl.max_pkt_size; | |
242 | ||
243 | /* allocate urbs and transfer buffers */ | |
244 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
245 | urb = usb_alloc_urb(max_packets, GFP_KERNEL); | |
246 | if (!urb) { | |
247 | au0828_isocdbg("cannot alloc isoc_ctl.urb %i\n", i); | |
248 | au0828_uninit_isoc(dev); | |
249 | return -ENOMEM; | |
250 | } | |
251 | dev->isoc_ctl.urb[i] = urb; | |
252 | ||
997ea58e | 253 | dev->isoc_ctl.transfer_buffer[i] = usb_alloc_coherent(dev->usbdev, |
8b2f0795 DH |
254 | sb_size, GFP_KERNEL, &urb->transfer_dma); |
255 | if (!dev->isoc_ctl.transfer_buffer[i]) { | |
256 | printk("unable to allocate %i bytes for transfer" | |
257 | " buffer %i%s\n", | |
258 | sb_size, i, | |
259 | in_interrupt() ? " while in int" : ""); | |
260 | au0828_uninit_isoc(dev); | |
261 | return -ENOMEM; | |
262 | } | |
263 | memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); | |
264 | ||
265 | pipe = usb_rcvisocpipe(dev->usbdev, | |
266 | dev->isoc_in_endpointaddr), | |
267 | ||
268 | usb_fill_int_urb(urb, dev->usbdev, pipe, | |
269 | dev->isoc_ctl.transfer_buffer[i], sb_size, | |
270 | au0828_irq_callback, dma_q, 1); | |
271 | ||
272 | urb->number_of_packets = max_packets; | |
fadadb7d | 273 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; |
8b2f0795 DH |
274 | |
275 | k = 0; | |
276 | for (j = 0; j < max_packets; j++) { | |
277 | urb->iso_frame_desc[j].offset = k; | |
278 | urb->iso_frame_desc[j].length = | |
279 | dev->isoc_ctl.max_pkt_size; | |
280 | k += dev->isoc_ctl.max_pkt_size; | |
281 | } | |
282 | } | |
283 | ||
8b2f0795 DH |
284 | /* submit urbs and enables IRQ */ |
285 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
286 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
287 | if (rc) { | |
288 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
289 | i, rc); | |
290 | au0828_uninit_isoc(dev); | |
291 | return rc; | |
292 | } | |
293 | } | |
294 | ||
295 | return 0; | |
296 | } | |
297 | ||
298 | /* | |
299 | * Announces that a buffer were filled and request the next | |
300 | */ | |
301 | static inline void buffer_filled(struct au0828_dev *dev, | |
c5036d61 LP |
302 | struct au0828_dmaqueue *dma_q, |
303 | struct au0828_buffer *buf) | |
8b2f0795 | 304 | { |
2d700715 JS |
305 | struct vb2_v4l2_buffer *vb = &buf->vb; |
306 | struct vb2_queue *q = vb->vb2_buf.vb2_queue; | |
8b2f0795 | 307 | |
7f8eacd2 | 308 | /* Advice that buffer was filled */ |
05439b1a | 309 | au0828_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field); |
7f8eacd2 | 310 | |
c5036d61 | 311 | if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
2d700715 | 312 | vb->sequence = dev->frame_count++; |
c5036d61 | 313 | else |
2d700715 | 314 | vb->sequence = dev->vbi_frame_count++; |
c5036d61 | 315 | |
2d700715 JS |
316 | vb->field = V4L2_FIELD_INTERLACED; |
317 | v4l2_get_timestamp(&vb->timestamp); | |
318 | vb2_buffer_done(&vb->vb2_buf, VB2_BUF_STATE_DONE); | |
7f8eacd2 DH |
319 | } |
320 | ||
8b2f0795 DH |
321 | /* |
322 | * Identify the buffer header type and properly handles | |
323 | */ | |
324 | static void au0828_copy_video(struct au0828_dev *dev, | |
325 | struct au0828_dmaqueue *dma_q, | |
326 | struct au0828_buffer *buf, | |
327 | unsigned char *p, | |
328 | unsigned char *outp, unsigned long len) | |
329 | { | |
330 | void *fieldstart, *startwrite, *startread; | |
331 | int linesdone, currlinedone, offset, lencopy, remain; | |
332 | int bytesperline = dev->width << 1; /* Assumes 16-bit depth @@@@ */ | |
333 | ||
7f8eacd2 DH |
334 | if (len == 0) |
335 | return; | |
336 | ||
05439b1a SK |
337 | if (dma_q->pos + len > buf->length) |
338 | len = buf->length - dma_q->pos; | |
8b2f0795 DH |
339 | |
340 | startread = p; | |
341 | remain = len; | |
342 | ||
343 | /* Interlaces frame */ | |
344 | if (buf->top_field) | |
345 | fieldstart = outp; | |
346 | else | |
347 | fieldstart = outp + bytesperline; | |
348 | ||
349 | linesdone = dma_q->pos / bytesperline; | |
350 | currlinedone = dma_q->pos % bytesperline; | |
351 | offset = linesdone * bytesperline * 2 + currlinedone; | |
352 | startwrite = fieldstart + offset; | |
353 | lencopy = bytesperline - currlinedone; | |
354 | lencopy = lencopy > remain ? remain : lencopy; | |
355 | ||
05439b1a | 356 | if ((char *)startwrite + lencopy > (char *)outp + buf->length) { |
8b2f0795 DH |
357 | au0828_isocdbg("Overflow of %zi bytes past buffer end (1)\n", |
358 | ((char *)startwrite + lencopy) - | |
05439b1a SK |
359 | ((char *)outp + buf->length)); |
360 | remain = (char *)outp + buf->length - (char *)startwrite; | |
8b2f0795 DH |
361 | lencopy = remain; |
362 | } | |
363 | if (lencopy <= 0) | |
364 | return; | |
365 | memcpy(startwrite, startread, lencopy); | |
366 | ||
367 | remain -= lencopy; | |
368 | ||
369 | while (remain > 0) { | |
370 | startwrite += lencopy + bytesperline; | |
371 | startread += lencopy; | |
372 | if (bytesperline > remain) | |
373 | lencopy = remain; | |
374 | else | |
375 | lencopy = bytesperline; | |
376 | ||
377 | if ((char *)startwrite + lencopy > (char *)outp + | |
05439b1a | 378 | buf->length) { |
62899a28 | 379 | au0828_isocdbg("Overflow %zi bytes past buf end (2)\n", |
8b2f0795 | 380 | ((char *)startwrite + lencopy) - |
05439b1a SK |
381 | ((char *)outp + buf->length)); |
382 | lencopy = remain = (char *)outp + buf->length - | |
8b2f0795 DH |
383 | (char *)startwrite; |
384 | } | |
385 | if (lencopy <= 0) | |
386 | break; | |
387 | ||
388 | memcpy(startwrite, startread, lencopy); | |
389 | ||
390 | remain -= lencopy; | |
391 | } | |
392 | ||
393 | if (offset > 1440) { | |
394 | /* We have enough data to check for greenscreen */ | |
62899a28 | 395 | if (outp[0] < 0x60 && outp[1440] < 0x60) |
8b2f0795 | 396 | dev->greenscreen_detected = 1; |
8b2f0795 DH |
397 | } |
398 | ||
399 | dma_q->pos += len; | |
400 | } | |
401 | ||
402 | /* | |
403 | * video-buf generic routine to get the next available buffer | |
404 | */ | |
405 | static inline void get_next_buf(struct au0828_dmaqueue *dma_q, | |
406 | struct au0828_buffer **buf) | |
407 | { | |
408 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
409 | ||
410 | if (list_empty(&dma_q->active)) { | |
411 | au0828_isocdbg("No active queue to serve\n"); | |
412 | dev->isoc_ctl.buf = NULL; | |
413 | *buf = NULL; | |
414 | return; | |
415 | } | |
416 | ||
417 | /* Get the next buffer */ | |
05439b1a SK |
418 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
419 | /* Cleans up buffer - Useful for testing for frame/URB loss */ | |
420 | list_del(&(*buf)->list); | |
421 | dma_q->pos = 0; | |
422 | (*buf)->vb_buf = (*buf)->mem; | |
8b2f0795 DH |
423 | dev->isoc_ctl.buf = *buf; |
424 | ||
425 | return; | |
426 | } | |
427 | ||
7f8eacd2 DH |
428 | static void au0828_copy_vbi(struct au0828_dev *dev, |
429 | struct au0828_dmaqueue *dma_q, | |
430 | struct au0828_buffer *buf, | |
431 | unsigned char *p, | |
432 | unsigned char *outp, unsigned long len) | |
433 | { | |
434 | unsigned char *startwrite, *startread; | |
b5f5933a | 435 | int bytesperline; |
7f8eacd2 DH |
436 | int i, j = 0; |
437 | ||
438 | if (dev == NULL) { | |
439 | au0828_isocdbg("dev is null\n"); | |
440 | return; | |
441 | } | |
442 | ||
443 | if (dma_q == NULL) { | |
444 | au0828_isocdbg("dma_q is null\n"); | |
445 | return; | |
446 | } | |
447 | if (buf == NULL) | |
448 | return; | |
449 | if (p == NULL) { | |
450 | au0828_isocdbg("p is null\n"); | |
451 | return; | |
452 | } | |
453 | if (outp == NULL) { | |
454 | au0828_isocdbg("outp is null\n"); | |
455 | return; | |
456 | } | |
457 | ||
b5f5933a DC |
458 | bytesperline = dev->vbi_width; |
459 | ||
05439b1a SK |
460 | if (dma_q->pos + len > buf->length) |
461 | len = buf->length - dma_q->pos; | |
7f8eacd2 DH |
462 | |
463 | startread = p; | |
464 | startwrite = outp + (dma_q->pos / 2); | |
465 | ||
466 | /* Make sure the bottom field populates the second half of the frame */ | |
467 | if (buf->top_field == 0) | |
468 | startwrite += bytesperline * dev->vbi_height; | |
469 | ||
470 | for (i = 0; i < len; i += 2) | |
471 | startwrite[j++] = startread[i+1]; | |
472 | ||
473 | dma_q->pos += len; | |
474 | } | |
475 | ||
476 | ||
477 | /* | |
478 | * video-buf generic routine to get the next available VBI buffer | |
479 | */ | |
480 | static inline void vbi_get_next_buf(struct au0828_dmaqueue *dma_q, | |
481 | struct au0828_buffer **buf) | |
482 | { | |
483 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vbiq); | |
7f8eacd2 DH |
484 | |
485 | if (list_empty(&dma_q->active)) { | |
486 | au0828_isocdbg("No active queue to serve\n"); | |
487 | dev->isoc_ctl.vbi_buf = NULL; | |
488 | *buf = NULL; | |
489 | return; | |
490 | } | |
491 | ||
492 | /* Get the next buffer */ | |
05439b1a | 493 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
25985edc | 494 | /* Cleans up buffer - Useful for testing for frame/URB loss */ |
05439b1a SK |
495 | list_del(&(*buf)->list); |
496 | dma_q->pos = 0; | |
497 | (*buf)->vb_buf = (*buf)->mem; | |
7f8eacd2 | 498 | dev->isoc_ctl.vbi_buf = *buf; |
7f8eacd2 DH |
499 | return; |
500 | } | |
501 | ||
8b2f0795 DH |
502 | /* |
503 | * Controls the isoc copy of each urb packet | |
504 | */ | |
505 | static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) | |
506 | { | |
507 | struct au0828_buffer *buf; | |
7f8eacd2 | 508 | struct au0828_buffer *vbi_buf; |
8b2f0795 | 509 | struct au0828_dmaqueue *dma_q = urb->context; |
7f8eacd2 | 510 | struct au0828_dmaqueue *vbi_dma_q = &dev->vbiq; |
8b2f0795 | 511 | unsigned char *outp = NULL; |
7f8eacd2 | 512 | unsigned char *vbioutp = NULL; |
8b2f0795 DH |
513 | int i, len = 0, rc = 1; |
514 | unsigned char *p; | |
515 | unsigned char fbyte; | |
7f8eacd2 DH |
516 | unsigned int vbi_field_size; |
517 | unsigned int remain, lencopy; | |
8b2f0795 DH |
518 | |
519 | if (!dev) | |
520 | return 0; | |
521 | ||
522 | if ((dev->dev_state & DEV_DISCONNECTED) || | |
523 | (dev->dev_state & DEV_MISCONFIGURED)) | |
524 | return 0; | |
525 | ||
526 | if (urb->status < 0) { | |
527 | print_err_status(dev, -1, urb->status); | |
528 | if (urb->status == -ENOENT) | |
529 | return 0; | |
530 | } | |
531 | ||
532 | buf = dev->isoc_ctl.buf; | |
533 | if (buf != NULL) | |
2d700715 | 534 | outp = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
8b2f0795 | 535 | |
7f8eacd2 DH |
536 | vbi_buf = dev->isoc_ctl.vbi_buf; |
537 | if (vbi_buf != NULL) | |
2d700715 | 538 | vbioutp = vb2_plane_vaddr(&vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 | 539 | |
8b2f0795 DH |
540 | for (i = 0; i < urb->number_of_packets; i++) { |
541 | int status = urb->iso_frame_desc[i].status; | |
542 | ||
543 | if (status < 0) { | |
544 | print_err_status(dev, i, status); | |
545 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
546 | continue; | |
547 | } | |
548 | ||
62899a28 | 549 | if (urb->iso_frame_desc[i].actual_length <= 0) |
8b2f0795 | 550 | continue; |
62899a28 | 551 | |
8b2f0795 DH |
552 | if (urb->iso_frame_desc[i].actual_length > |
553 | dev->max_pkt_size) { | |
554 | au0828_isocdbg("packet bigger than packet size"); | |
555 | continue; | |
556 | } | |
557 | ||
558 | p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; | |
559 | fbyte = p[0]; | |
560 | len = urb->iso_frame_desc[i].actual_length - 4; | |
561 | p += 4; | |
562 | ||
563 | if (fbyte & 0x80) { | |
564 | len -= 4; | |
565 | p += 4; | |
566 | au0828_isocdbg("Video frame %s\n", | |
567 | (fbyte & 0x40) ? "odd" : "even"); | |
bde3bb9a | 568 | if (fbyte & 0x40) { |
7f8eacd2 DH |
569 | /* VBI */ |
570 | if (vbi_buf != NULL) | |
c5036d61 | 571 | buffer_filled(dev, vbi_dma_q, vbi_buf); |
7f8eacd2 DH |
572 | vbi_get_next_buf(vbi_dma_q, &vbi_buf); |
573 | if (vbi_buf == NULL) | |
574 | vbioutp = NULL; | |
575 | else | |
05439b1a | 576 | vbioutp = vb2_plane_vaddr( |
2d700715 | 577 | &vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 DH |
578 | |
579 | /* Video */ | |
8b2f0795 DH |
580 | if (buf != NULL) |
581 | buffer_filled(dev, dma_q, buf); | |
582 | get_next_buf(dma_q, &buf); | |
62899a28 | 583 | if (buf == NULL) |
8b2f0795 | 584 | outp = NULL; |
62899a28 | 585 | else |
2d700715 JS |
586 | outp = vb2_plane_vaddr( |
587 | &buf->vb.vb2_buf, 0); | |
78ca5005 DH |
588 | |
589 | /* As long as isoc traffic is arriving, keep | |
590 | resetting the timer */ | |
591 | if (dev->vid_timeout_running) | |
592 | mod_timer(&dev->vid_timeout, | |
593 | jiffies + (HZ / 10)); | |
594 | if (dev->vbi_timeout_running) | |
595 | mod_timer(&dev->vbi_timeout, | |
596 | jiffies + (HZ / 10)); | |
8b2f0795 DH |
597 | } |
598 | ||
599 | if (buf != NULL) { | |
62899a28 | 600 | if (fbyte & 0x40) |
8b2f0795 | 601 | buf->top_field = 1; |
62899a28 | 602 | else |
8b2f0795 | 603 | buf->top_field = 0; |
8b2f0795 DH |
604 | } |
605 | ||
7f8eacd2 DH |
606 | if (vbi_buf != NULL) { |
607 | if (fbyte & 0x40) | |
608 | vbi_buf->top_field = 1; | |
609 | else | |
610 | vbi_buf->top_field = 0; | |
611 | } | |
612 | ||
613 | dev->vbi_read = 0; | |
614 | vbi_dma_q->pos = 0; | |
8b2f0795 DH |
615 | dma_q->pos = 0; |
616 | } | |
7f8eacd2 DH |
617 | |
618 | vbi_field_size = dev->vbi_width * dev->vbi_height * 2; | |
619 | if (dev->vbi_read < vbi_field_size) { | |
620 | remain = vbi_field_size - dev->vbi_read; | |
621 | if (len < remain) | |
622 | lencopy = len; | |
623 | else | |
624 | lencopy = remain; | |
625 | ||
626 | if (vbi_buf != NULL) | |
627 | au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p, | |
628 | vbioutp, len); | |
629 | ||
630 | len -= lencopy; | |
631 | p += lencopy; | |
632 | dev->vbi_read += lencopy; | |
633 | } | |
634 | ||
635 | if (dev->vbi_read >= vbi_field_size && buf != NULL) | |
8b2f0795 | 636 | au0828_copy_video(dev, dma_q, buf, p, outp, len); |
8b2f0795 DH |
637 | } |
638 | return rc; | |
639 | } | |
640 | ||
33119e80 | 641 | static int queue_setup(struct vb2_queue *vq, const void *parg, |
05439b1a SK |
642 | unsigned int *nbuffers, unsigned int *nplanes, |
643 | unsigned int sizes[], void *alloc_ctxs[]) | |
8b2f0795 | 644 | { |
33119e80 | 645 | const struct v4l2_format *fmt = parg; |
05439b1a SK |
646 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
647 | unsigned long img_size = dev->height * dev->bytesperline; | |
648 | unsigned long size; | |
8b2f0795 | 649 | |
05439b1a SK |
650 | size = fmt ? fmt->fmt.pix.sizeimage : img_size; |
651 | if (size < img_size) | |
652 | return -EINVAL; | |
8b2f0795 | 653 | |
05439b1a SK |
654 | *nplanes = 1; |
655 | sizes[0] = size; | |
8b2f0795 | 656 | |
05439b1a | 657 | return 0; |
8b2f0795 DH |
658 | } |
659 | ||
660 | static int | |
05439b1a | 661 | buffer_prepare(struct vb2_buffer *vb) |
8b2f0795 | 662 | { |
2d700715 JS |
663 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
664 | struct au0828_buffer *buf = container_of(vbuf, | |
665 | struct au0828_buffer, vb); | |
05439b1a | 666 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 667 | |
05439b1a | 668 | buf->length = dev->height * dev->bytesperline; |
8b2f0795 | 669 | |
05439b1a SK |
670 | if (vb2_plane_size(vb, 0) < buf->length) { |
671 | pr_err("%s data will not fit into plane (%lu < %lu)\n", | |
672 | __func__, vb2_plane_size(vb, 0), buf->length); | |
8b2f0795 | 673 | return -EINVAL; |
8b2f0795 | 674 | } |
2d700715 | 675 | vb2_set_plane_payload(&buf->vb.vb2_buf, 0, buf->length); |
8b2f0795 | 676 | return 0; |
8b2f0795 DH |
677 | } |
678 | ||
679 | static void | |
05439b1a | 680 | buffer_queue(struct vb2_buffer *vb) |
8b2f0795 | 681 | { |
2d700715 JS |
682 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
683 | struct au0828_buffer *buf = container_of(vbuf, | |
8b2f0795 DH |
684 | struct au0828_buffer, |
685 | vb); | |
05439b1a | 686 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 687 | struct au0828_dmaqueue *vidq = &dev->vidq; |
05439b1a | 688 | unsigned long flags = 0; |
8b2f0795 | 689 | |
05439b1a SK |
690 | buf->mem = vb2_plane_vaddr(vb, 0); |
691 | buf->length = vb2_plane_size(vb, 0); | |
8b2f0795 | 692 | |
05439b1a SK |
693 | spin_lock_irqsave(&dev->slock, flags); |
694 | list_add_tail(&buf->list, &vidq->active); | |
695 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 DH |
696 | } |
697 | ||
8b2f0795 DH |
698 | static int au0828_i2s_init(struct au0828_dev *dev) |
699 | { | |
700 | /* Enable i2s mode */ | |
701 | au0828_writereg(dev, AU0828_AUDIOCTRL_50C, 0x01); | |
702 | return 0; | |
703 | } | |
704 | ||
705 | /* | |
706 | * Auvitek au0828 analog stream enable | |
8b2f0795 | 707 | */ |
a094ca46 | 708 | static int au0828_analog_stream_enable(struct au0828_dev *d) |
8b2f0795 | 709 | { |
64ea37bb | 710 | struct usb_interface *iface; |
1fe3a8fe | 711 | int ret, h, w; |
64ea37bb | 712 | |
8b2f0795 | 713 | dprintk(1, "au0828_analog_stream_enable called\n"); |
64ea37bb MCC |
714 | |
715 | iface = usb_ifnum_to_if(d->usbdev, 0); | |
716 | if (iface && iface->cur_altsetting->desc.bAlternateSetting != 5) { | |
717 | dprintk(1, "Changing intf#0 to alt 5\n"); | |
718 | /* set au0828 interface0 to AS5 here again */ | |
719 | ret = usb_set_interface(d->usbdev, 0, 5); | |
720 | if (ret < 0) { | |
83afb32a | 721 | pr_info("Au0828 can't set alt setting to 5!\n"); |
64ea37bb MCC |
722 | return -EBUSY; |
723 | } | |
724 | } | |
725 | ||
1fe3a8fe MCC |
726 | h = d->height / 2 + 2; |
727 | w = d->width * 2; | |
64ea37bb | 728 | |
8b2f0795 DH |
729 | au0828_writereg(d, AU0828_SENSORCTRL_VBI_103, 0x00); |
730 | au0828_writereg(d, 0x106, 0x00); | |
731 | /* set x position */ | |
732 | au0828_writereg(d, 0x110, 0x00); | |
733 | au0828_writereg(d, 0x111, 0x00); | |
1fe3a8fe MCC |
734 | au0828_writereg(d, 0x114, w & 0xff); |
735 | au0828_writereg(d, 0x115, w >> 8); | |
8b2f0795 | 736 | /* set y position */ |
7f8eacd2 | 737 | au0828_writereg(d, 0x112, 0x00); |
8b2f0795 | 738 | au0828_writereg(d, 0x113, 0x00); |
1fe3a8fe MCC |
739 | au0828_writereg(d, 0x116, h & 0xff); |
740 | au0828_writereg(d, 0x117, h >> 8); | |
8b2f0795 DH |
741 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0xb3); |
742 | ||
743 | return 0; | |
744 | } | |
745 | ||
05439b1a | 746 | static int au0828_analog_stream_disable(struct au0828_dev *d) |
8b2f0795 DH |
747 | { |
748 | dprintk(1, "au0828_analog_stream_disable called\n"); | |
749 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0x0); | |
750 | return 0; | |
751 | } | |
752 | ||
a094ca46 | 753 | static void au0828_analog_stream_reset(struct au0828_dev *dev) |
8b2f0795 DH |
754 | { |
755 | dprintk(1, "au0828_analog_stream_reset called\n"); | |
756 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0x0); | |
757 | mdelay(30); | |
758 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0xb3); | |
759 | } | |
760 | ||
761 | /* | |
762 | * Some operations needs to stop current streaming | |
763 | */ | |
764 | static int au0828_stream_interrupt(struct au0828_dev *dev) | |
765 | { | |
766 | int ret = 0; | |
767 | ||
768 | dev->stream_state = STREAM_INTERRUPT; | |
62899a28 | 769 | if (dev->dev_state == DEV_DISCONNECTED) |
8b2f0795 | 770 | return -ENODEV; |
62899a28 | 771 | else if (ret) { |
8b2f0795 | 772 | dev->dev_state = DEV_MISCONFIGURED; |
62899a28 | 773 | dprintk(1, "%s device is misconfigured!\n", __func__); |
8b2f0795 DH |
774 | return ret; |
775 | } | |
776 | return 0; | |
777 | } | |
778 | ||
05439b1a | 779 | int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count) |
8b2f0795 | 780 | { |
05439b1a SK |
781 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
782 | int rc = 0; | |
8b2f0795 | 783 | |
05439b1a SK |
784 | dprintk(1, "au0828_start_analog_streaming called %d\n", |
785 | dev->streaming_users); | |
8b2f0795 | 786 | |
05439b1a SK |
787 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
788 | dev->frame_count = 0; | |
789 | else | |
790 | dev->vbi_frame_count = 0; | |
791 | ||
792 | if (dev->streaming_users == 0) { | |
793 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
794 | au0828_i2s_init(dev); | |
795 | rc = au0828_init_isoc(dev, AU0828_ISO_PACKETS_PER_URB, | |
796 | AU0828_MAX_ISO_BUFS, dev->max_pkt_size, | |
797 | au0828_isoc_copy); | |
798 | if (rc < 0) { | |
799 | pr_info("au0828_init_isoc failed\n"); | |
800 | return rc; | |
801 | } | |
8b2f0795 | 802 | |
05439b1a SK |
803 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
804 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, | |
805 | s_stream, 1); | |
806 | dev->vid_timeout_running = 1; | |
807 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
808 | } else if (vq->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
809 | dev->vbi_timeout_running = 1; | |
810 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
811 | } | |
812 | } | |
813 | dev->streaming_users++; | |
814 | return rc; | |
815 | } | |
8b2f0795 | 816 | |
05439b1a | 817 | static void au0828_stop_streaming(struct vb2_queue *vq) |
8b2f0795 | 818 | { |
05439b1a SK |
819 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
820 | struct au0828_dmaqueue *vidq = &dev->vidq; | |
821 | unsigned long flags = 0; | |
8b2f0795 | 822 | |
05439b1a | 823 | dprintk(1, "au0828_stop_streaming called %d\n", dev->streaming_users); |
8b2f0795 | 824 | |
05439b1a SK |
825 | if (dev->streaming_users-- == 1) |
826 | au0828_uninit_isoc(dev); | |
827 | ||
828 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); | |
829 | dev->vid_timeout_running = 0; | |
830 | del_timer_sync(&dev->vid_timeout); | |
831 | ||
832 | spin_lock_irqsave(&dev->slock, flags); | |
833 | if (dev->isoc_ctl.buf != NULL) { | |
2d700715 JS |
834 | vb2_buffer_done(&dev->isoc_ctl.buf->vb.vb2_buf, |
835 | VB2_BUF_STATE_ERROR); | |
05439b1a | 836 | dev->isoc_ctl.buf = NULL; |
7f8eacd2 | 837 | } |
05439b1a SK |
838 | while (!list_empty(&vidq->active)) { |
839 | struct au0828_buffer *buf; | |
549ee4df | 840 | |
05439b1a | 841 | buf = list_entry(vidq->active.next, struct au0828_buffer, list); |
2d700715 | 842 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
843 | list_del(&buf->list); |
844 | } | |
845 | spin_unlock_irqrestore(&dev->slock, flags); | |
7f8eacd2 | 846 | } |
8b2f0795 | 847 | |
05439b1a | 848 | void au0828_stop_vbi_streaming(struct vb2_queue *vq) |
7f8eacd2 | 849 | { |
05439b1a SK |
850 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
851 | struct au0828_dmaqueue *vbiq = &dev->vbiq; | |
852 | unsigned long flags = 0; | |
8b2f0795 | 853 | |
05439b1a SK |
854 | dprintk(1, "au0828_stop_vbi_streaming called %d\n", |
855 | dev->streaming_users); | |
8b2f0795 | 856 | |
05439b1a SK |
857 | if (dev->streaming_users-- == 1) |
858 | au0828_uninit_isoc(dev); | |
7f8eacd2 | 859 | |
05439b1a SK |
860 | spin_lock_irqsave(&dev->slock, flags); |
861 | if (dev->isoc_ctl.vbi_buf != NULL) { | |
2d700715 | 862 | vb2_buffer_done(&dev->isoc_ctl.vbi_buf->vb.vb2_buf, |
05439b1a SK |
863 | VB2_BUF_STATE_ERROR); |
864 | dev->isoc_ctl.vbi_buf = NULL; | |
865 | } | |
866 | while (!list_empty(&vbiq->active)) { | |
867 | struct au0828_buffer *buf; | |
868 | ||
869 | buf = list_entry(vbiq->active.next, struct au0828_buffer, list); | |
870 | list_del(&buf->list); | |
2d700715 | 871 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
872 | } |
873 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 | 874 | |
05439b1a SK |
875 | dev->vbi_timeout_running = 0; |
876 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
877 | } |
878 | ||
05439b1a SK |
879 | static struct vb2_ops au0828_video_qops = { |
880 | .queue_setup = queue_setup, | |
881 | .buf_prepare = buffer_prepare, | |
882 | .buf_queue = buffer_queue, | |
883 | .start_streaming = au0828_start_analog_streaming, | |
884 | .stop_streaming = au0828_stop_streaming, | |
885 | .wait_prepare = vb2_ops_wait_prepare, | |
886 | .wait_finish = vb2_ops_wait_finish, | |
887 | }; | |
888 | ||
889 | /* ------------------------------------------------------------------ | |
890 | V4L2 interface | |
891 | ------------------------------------------------------------------*/ | |
892 | /* | |
893 | * au0828_analog_unregister | |
894 | * unregister v4l2 devices | |
895 | */ | |
896 | void au0828_analog_unregister(struct au0828_dev *dev) | |
7f8eacd2 | 897 | { |
05439b1a SK |
898 | dprintk(1, "au0828_analog_unregister called\n"); |
899 | mutex_lock(&au0828_sysfs_lock); | |
41071bb8 SK |
900 | video_unregister_device(&dev->vdev); |
901 | video_unregister_device(&dev->vbi_dev); | |
05439b1a | 902 | mutex_unlock(&au0828_sysfs_lock); |
8b2f0795 DH |
903 | } |
904 | ||
6e04b7b9 DH |
905 | /* This function ensures that video frames continue to be delivered even if |
906 | the ITU-656 input isn't receiving any data (thereby preventing applications | |
907 | such as tvtime from hanging) */ | |
a094ca46 | 908 | static void au0828_vid_buffer_timeout(unsigned long data) |
6e04b7b9 DH |
909 | { |
910 | struct au0828_dev *dev = (struct au0828_dev *) data; | |
911 | struct au0828_dmaqueue *dma_q = &dev->vidq; | |
912 | struct au0828_buffer *buf; | |
913 | unsigned char *vid_data; | |
78ca5005 | 914 | unsigned long flags = 0; |
6e04b7b9 | 915 | |
78ca5005 | 916 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
917 | |
918 | buf = dev->isoc_ctl.buf; | |
919 | if (buf != NULL) { | |
2d700715 | 920 | vid_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 921 | memset(vid_data, 0x00, buf->length); /* Blank green frame */ |
6e04b7b9 | 922 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 923 | } |
78ca5005 DH |
924 | get_next_buf(dma_q, &buf); |
925 | ||
926 | if (dev->vid_timeout_running == 1) | |
927 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
6e04b7b9 | 928 | |
78ca5005 | 929 | spin_unlock_irqrestore(&dev->slock, flags); |
6e04b7b9 DH |
930 | } |
931 | ||
a094ca46 | 932 | static void au0828_vbi_buffer_timeout(unsigned long data) |
6e04b7b9 DH |
933 | { |
934 | struct au0828_dev *dev = (struct au0828_dev *) data; | |
935 | struct au0828_dmaqueue *dma_q = &dev->vbiq; | |
936 | struct au0828_buffer *buf; | |
937 | unsigned char *vbi_data; | |
78ca5005 | 938 | unsigned long flags = 0; |
6e04b7b9 | 939 | |
78ca5005 | 940 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
941 | |
942 | buf = dev->isoc_ctl.vbi_buf; | |
943 | if (buf != NULL) { | |
2d700715 | 944 | vbi_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 945 | memset(vbi_data, 0x00, buf->length); |
c5036d61 | 946 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 947 | } |
78ca5005 | 948 | vbi_get_next_buf(dma_q, &buf); |
6e04b7b9 | 949 | |
78ca5005 DH |
950 | if (dev->vbi_timeout_running == 1) |
951 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
952 | spin_unlock_irqrestore(&dev->slock, flags); | |
6e04b7b9 DH |
953 | } |
954 | ||
8b2f0795 DH |
955 | static int au0828_v4l2_open(struct file *filp) |
956 | { | |
63b0d5ad | 957 | struct au0828_dev *dev = video_drvdata(filp); |
05439b1a | 958 | int ret; |
8b2f0795 | 959 | |
05439b1a SK |
960 | dprintk(1, |
961 | "%s called std_set %d dev_state %d stream users %d users %d\n", | |
962 | __func__, dev->std_set_in_tuner_core, dev->dev_state, | |
963 | dev->streaming_users, dev->users); | |
8b2f0795 | 964 | |
05439b1a | 965 | if (mutex_lock_interruptible(&dev->lock)) |
ea86968f | 966 | return -ERESTARTSYS; |
05439b1a SK |
967 | |
968 | ret = v4l2_fh_open(filp); | |
969 | if (ret) { | |
970 | au0828_isocdbg("%s: v4l2_fh_open() returned error %d\n", | |
971 | __func__, ret); | |
972 | mutex_unlock(&dev->lock); | |
973 | return ret; | |
ea86968f | 974 | } |
05439b1a | 975 | |
ea86968f | 976 | if (dev->users == 0) { |
8b2f0795 DH |
977 | au0828_analog_stream_enable(dev); |
978 | au0828_analog_stream_reset(dev); | |
8b2f0795 DH |
979 | dev->stream_state = STREAM_OFF; |
980 | dev->dev_state |= DEV_INITIALIZED; | |
981 | } | |
8b2f0795 | 982 | dev->users++; |
ea86968f | 983 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
984 | return ret; |
985 | } | |
986 | ||
987 | static int au0828_v4l2_close(struct file *filp) | |
988 | { | |
989 | int ret; | |
05439b1a SK |
990 | struct au0828_dev *dev = video_drvdata(filp); |
991 | struct video_device *vdev = video_devdata(filp); | |
992 | ||
993 | dprintk(1, | |
994 | "%s called std_set %d dev_state %d stream users %d users %d\n", | |
995 | __func__, dev->std_set_in_tuner_core, dev->dev_state, | |
996 | dev->streaming_users, dev->users); | |
8b2f0795 | 997 | |
ea86968f | 998 | mutex_lock(&dev->lock); |
05439b1a | 999 | if (vdev->vfl_type == VFL_TYPE_GRABBER && dev->vid_timeout_running) { |
78ca5005 DH |
1000 | /* Cancel timeout thread in case they didn't call streamoff */ |
1001 | dev->vid_timeout_running = 0; | |
1002 | del_timer_sync(&dev->vid_timeout); | |
05439b1a SK |
1003 | } else if (vdev->vfl_type == VFL_TYPE_VBI && |
1004 | dev->vbi_timeout_running) { | |
78ca5005 DH |
1005 | /* Cancel timeout thread in case they didn't call streamoff */ |
1006 | dev->vbi_timeout_running = 0; | |
1007 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
1008 | } |
1009 | ||
05439b1a SK |
1010 | if (dev->dev_state == DEV_DISCONNECTED) |
1011 | goto end; | |
8b2f0795 | 1012 | |
05439b1a | 1013 | if (dev->users == 1) { |
e4b8bc52 | 1014 | /* Save some power by putting tuner to sleep */ |
622b828a | 1015 | v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_power, 0); |
ea86968f | 1016 | dev->std_set_in_tuner_core = 0; |
e4b8bc52 | 1017 | |
8b2f0795 DH |
1018 | /* When close the device, set the usb intf0 into alt0 to free |
1019 | USB bandwidth */ | |
1020 | ret = usb_set_interface(dev->usbdev, 0, 0); | |
62899a28 | 1021 | if (ret < 0) |
83afb32a | 1022 | pr_info("Au0828 can't set alternate to 0!\n"); |
8b2f0795 | 1023 | } |
05439b1a SK |
1024 | end: |
1025 | _vb2_fop_release(filp, NULL); | |
8b2f0795 | 1026 | dev->users--; |
05439b1a | 1027 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1028 | return 0; |
1029 | } | |
1030 | ||
ea86968f HV |
1031 | /* Must be called with dev->lock held */ |
1032 | static void au0828_init_tuner(struct au0828_dev *dev) | |
1033 | { | |
1034 | struct v4l2_frequency f = { | |
1035 | .frequency = dev->ctrl_freq, | |
1036 | .type = V4L2_TUNER_ANALOG_TV, | |
1037 | }; | |
1038 | ||
05439b1a SK |
1039 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1040 | dev->std_set_in_tuner_core, dev->dev_state); | |
1041 | ||
ea86968f HV |
1042 | if (dev->std_set_in_tuner_core) |
1043 | return; | |
1044 | dev->std_set_in_tuner_core = 1; | |
1045 | i2c_gate_ctrl(dev, 1); | |
1046 | /* If we've never sent the standard in tuner core, do so now. | |
1047 | We don't do this at device probe because we don't want to | |
1048 | incur the cost of a firmware load */ | |
8774bed9 | 1049 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, dev->std); |
ea86968f HV |
1050 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f); |
1051 | i2c_gate_ctrl(dev, 0); | |
1052 | } | |
1053 | ||
8b2f0795 DH |
1054 | static int au0828_set_format(struct au0828_dev *dev, unsigned int cmd, |
1055 | struct v4l2_format *format) | |
1056 | { | |
1057 | int ret; | |
1058 | int width = format->fmt.pix.width; | |
1059 | int height = format->fmt.pix.height; | |
8b2f0795 | 1060 | |
8b2f0795 DH |
1061 | /* If they are demanding a format other than the one we support, |
1062 | bail out (tvtime asks for UYVY and then retries with YUYV) */ | |
62899a28 | 1063 | if (format->fmt.pix.pixelformat != V4L2_PIX_FMT_UYVY) |
8b2f0795 | 1064 | return -EINVAL; |
8b2f0795 DH |
1065 | |
1066 | /* format->fmt.pix.width only support 720 and height 480 */ | |
62899a28 | 1067 | if (width != 720) |
8b2f0795 | 1068 | width = 720; |
62899a28 | 1069 | if (height != 480) |
8b2f0795 DH |
1070 | height = 480; |
1071 | ||
1072 | format->fmt.pix.width = width; | |
1073 | format->fmt.pix.height = height; | |
1074 | format->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1075 | format->fmt.pix.bytesperline = width * 2; | |
1076 | format->fmt.pix.sizeimage = width * height * 2; | |
1077 | format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | |
1078 | format->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1079 | format->fmt.pix.priv = 0; |
8b2f0795 | 1080 | |
62899a28 | 1081 | if (cmd == VIDIOC_TRY_FMT) |
8b2f0795 DH |
1082 | return 0; |
1083 | ||
1084 | /* maybe set new image format, driver current only support 720*480 */ | |
1085 | dev->width = width; | |
1086 | dev->height = height; | |
1087 | dev->frame_size = width * height * 2; | |
1088 | dev->field_size = width * height; | |
1089 | dev->bytesperline = width * 2; | |
1090 | ||
62899a28 | 1091 | if (dev->stream_state == STREAM_ON) { |
8b2f0795 | 1092 | dprintk(1, "VIDIOC_SET_FMT: interrupting stream!\n"); |
62899a28 DH |
1093 | ret = au0828_stream_interrupt(dev); |
1094 | if (ret != 0) { | |
8b2f0795 DH |
1095 | dprintk(1, "error interrupting video stream!\n"); |
1096 | return ret; | |
1097 | } | |
1098 | } | |
1099 | ||
8b2f0795 DH |
1100 | au0828_analog_stream_enable(dev); |
1101 | ||
1102 | return 0; | |
1103 | } | |
1104 | ||
8b2f0795 DH |
1105 | static int vidioc_querycap(struct file *file, void *priv, |
1106 | struct v4l2_capability *cap) | |
1107 | { | |
59e05484 | 1108 | struct video_device *vdev = video_devdata(file); |
05439b1a SK |
1109 | struct au0828_dev *dev = video_drvdata(file); |
1110 | ||
1111 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1112 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 | 1113 | |
8b2f0795 | 1114 | strlcpy(cap->driver, "au0828", sizeof(cap->driver)); |
f1add5b5 | 1115 | strlcpy(cap->card, dev->board.name, sizeof(cap->card)); |
59e05484 | 1116 | usb_make_path(dev->usbdev, cap->bus_info, sizeof(cap->bus_info)); |
8b2f0795 | 1117 | |
59e05484 HV |
1118 | /* set the device capabilities */ |
1119 | cap->device_caps = V4L2_CAP_AUDIO | | |
8b2f0795 DH |
1120 | V4L2_CAP_READWRITE | |
1121 | V4L2_CAP_STREAMING | | |
1122 | V4L2_CAP_TUNER; | |
59e05484 HV |
1123 | if (vdev->vfl_type == VFL_TYPE_GRABBER) |
1124 | cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; | |
1125 | else | |
1126 | cap->device_caps |= V4L2_CAP_VBI_CAPTURE; | |
1127 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS | | |
1128 | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE; | |
8b2f0795 DH |
1129 | return 0; |
1130 | } | |
1131 | ||
1132 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, | |
1133 | struct v4l2_fmtdesc *f) | |
1134 | { | |
62899a28 | 1135 | if (f->index) |
8b2f0795 DH |
1136 | return -EINVAL; |
1137 | ||
05439b1a SK |
1138 | dprintk(1, "%s called\n", __func__); |
1139 | ||
8b2f0795 DH |
1140 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
1141 | strcpy(f->description, "Packed YUV2"); | |
1142 | ||
1143 | f->flags = 0; | |
1144 | f->pixelformat = V4L2_PIX_FMT_UYVY; | |
1145 | ||
8b2f0795 DH |
1146 | return 0; |
1147 | } | |
1148 | ||
1149 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | |
1150 | struct v4l2_format *f) | |
1151 | { | |
05439b1a SK |
1152 | struct au0828_dev *dev = video_drvdata(file); |
1153 | ||
1154 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1155 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 DH |
1156 | |
1157 | f->fmt.pix.width = dev->width; | |
1158 | f->fmt.pix.height = dev->height; | |
1159 | f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1160 | f->fmt.pix.bytesperline = dev->bytesperline; | |
1161 | f->fmt.pix.sizeimage = dev->frame_size; | |
1162 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; /* NTSC/PAL */ | |
1163 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1164 | f->fmt.pix.priv = 0; |
8b2f0795 DH |
1165 | return 0; |
1166 | } | |
1167 | ||
1168 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | |
1169 | struct v4l2_format *f) | |
1170 | { | |
05439b1a SK |
1171 | struct au0828_dev *dev = video_drvdata(file); |
1172 | ||
1173 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1174 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 DH |
1175 | |
1176 | return au0828_set_format(dev, VIDIOC_TRY_FMT, f); | |
1177 | } | |
1178 | ||
1179 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | |
1180 | struct v4l2_format *f) | |
1181 | { | |
05439b1a | 1182 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1183 | int rc; |
1184 | ||
05439b1a SK |
1185 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1186 | dev->std_set_in_tuner_core, dev->dev_state); | |
1187 | ||
7f8eacd2 DH |
1188 | rc = check_dev(dev); |
1189 | if (rc < 0) | |
1190 | return rc; | |
1191 | ||
05439b1a | 1192 | if (vb2_is_busy(&dev->vb_vidq)) { |
83afb32a | 1193 | pr_info("%s queue busy\n", __func__); |
8b2f0795 DH |
1194 | rc = -EBUSY; |
1195 | goto out; | |
1196 | } | |
1197 | ||
7f8eacd2 | 1198 | rc = au0828_set_format(dev, VIDIOC_S_FMT, f); |
8b2f0795 DH |
1199 | out: |
1200 | return rc; | |
1201 | } | |
1202 | ||
314527ac | 1203 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) |
8b2f0795 | 1204 | { |
05439b1a SK |
1205 | struct au0828_dev *dev = video_drvdata(file); |
1206 | ||
1207 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1208 | dev->std_set_in_tuner_core, dev->dev_state); | |
1209 | ||
1210 | if (norm == dev->std) | |
1211 | return 0; | |
1212 | ||
1213 | if (dev->streaming_users > 0) | |
1214 | return -EBUSY; | |
8b2f0795 | 1215 | |
ea86968f HV |
1216 | dev->std = norm; |
1217 | ||
1218 | au0828_init_tuner(dev); | |
1219 | ||
fa09cb9a | 1220 | i2c_gate_ctrl(dev, 1); |
e58071f0 | 1221 | |
f2fd7ce6 MCC |
1222 | /* |
1223 | * FIXME: when we support something other than 60Hz standards, | |
1224 | * we are going to have to make the au0828 bridge adjust the size | |
1225 | * of its capture buffer, which is currently hardcoded at 720x480 | |
1226 | */ | |
8b2f0795 | 1227 | |
8774bed9 | 1228 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, norm); |
e58071f0 | 1229 | |
fa09cb9a | 1230 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1231 | |
8b2f0795 DH |
1232 | return 0; |
1233 | } | |
1234 | ||
33b6b89b HV |
1235 | static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) |
1236 | { | |
05439b1a SK |
1237 | struct au0828_dev *dev = video_drvdata(file); |
1238 | ||
1239 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1240 | dev->std_set_in_tuner_core, dev->dev_state); | |
33b6b89b HV |
1241 | |
1242 | *norm = dev->std; | |
1243 | return 0; | |
1244 | } | |
1245 | ||
8b2f0795 DH |
1246 | static int vidioc_enum_input(struct file *file, void *priv, |
1247 | struct v4l2_input *input) | |
1248 | { | |
05439b1a | 1249 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1250 | unsigned int tmp; |
1251 | ||
1252 | static const char *inames[] = { | |
3d62287e | 1253 | [AU0828_VMUX_UNDEFINED] = "Undefined", |
8b2f0795 DH |
1254 | [AU0828_VMUX_COMPOSITE] = "Composite", |
1255 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1256 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1257 | [AU0828_VMUX_TELEVISION] = "Television", | |
1258 | [AU0828_VMUX_DVB] = "DVB", | |
1259 | [AU0828_VMUX_DEBUG] = "tv debug" | |
1260 | }; | |
1261 | ||
05439b1a SK |
1262 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1263 | dev->std_set_in_tuner_core, dev->dev_state); | |
1264 | ||
8b2f0795 DH |
1265 | tmp = input->index; |
1266 | ||
f5e20c34 | 1267 | if (tmp >= AU0828_MAX_INPUT) |
8b2f0795 | 1268 | return -EINVAL; |
62899a28 | 1269 | if (AUVI_INPUT(tmp).type == 0) |
8b2f0795 DH |
1270 | return -EINVAL; |
1271 | ||
8b2f0795 | 1272 | input->index = tmp; |
f1add5b5 | 1273 | strcpy(input->name, inames[AUVI_INPUT(tmp).type]); |
62899a28 | 1274 | if ((AUVI_INPUT(tmp).type == AU0828_VMUX_TELEVISION) || |
a2cf96f9 | 1275 | (AUVI_INPUT(tmp).type == AU0828_VMUX_CABLE)) { |
8b2f0795 | 1276 | input->type |= V4L2_INPUT_TYPE_TUNER; |
a2cf96f9 HV |
1277 | input->audioset = 1; |
1278 | } else { | |
8b2f0795 | 1279 | input->type |= V4L2_INPUT_TYPE_CAMERA; |
a2cf96f9 HV |
1280 | input->audioset = 2; |
1281 | } | |
8b2f0795 | 1282 | |
41071bb8 | 1283 | input->std = dev->vdev.tvnorms; |
8b2f0795 DH |
1284 | |
1285 | return 0; | |
1286 | } | |
1287 | ||
1288 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) | |
1289 | { | |
05439b1a SK |
1290 | struct au0828_dev *dev = video_drvdata(file); |
1291 | ||
1292 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1293 | dev->std_set_in_tuner_core, dev->dev_state); | |
1294 | ||
8b2f0795 DH |
1295 | *i = dev->ctrl_input; |
1296 | return 0; | |
1297 | } | |
1298 | ||
56230d1e | 1299 | static void au0828_s_input(struct au0828_dev *dev, int index) |
8b2f0795 | 1300 | { |
8b2f0795 | 1301 | int i; |
8b2f0795 | 1302 | |
05439b1a SK |
1303 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1304 | dev->std_set_in_tuner_core, dev->dev_state); | |
1305 | ||
62899a28 | 1306 | switch (AUVI_INPUT(index).type) { |
8b2f0795 | 1307 | case AU0828_VMUX_SVIDEO: |
8b2f0795 | 1308 | dev->input_type = AU0828_VMUX_SVIDEO; |
a2cf96f9 | 1309 | dev->ctrl_ainput = 1; |
8b2f0795 | 1310 | break; |
8b2f0795 | 1311 | case AU0828_VMUX_COMPOSITE: |
8b2f0795 | 1312 | dev->input_type = AU0828_VMUX_COMPOSITE; |
a2cf96f9 | 1313 | dev->ctrl_ainput = 1; |
8b2f0795 | 1314 | break; |
8b2f0795 | 1315 | case AU0828_VMUX_TELEVISION: |
8b2f0795 | 1316 | dev->input_type = AU0828_VMUX_TELEVISION; |
a2cf96f9 | 1317 | dev->ctrl_ainput = 0; |
8b2f0795 | 1318 | break; |
8b2f0795 | 1319 | default: |
56230d1e | 1320 | dprintk(1, "unknown input type set [%d]\n", |
a1094c4c DH |
1321 | AUVI_INPUT(index).type); |
1322 | break; | |
8b2f0795 DH |
1323 | } |
1324 | ||
5325b427 HV |
1325 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing, |
1326 | AUVI_INPUT(index).vmux, 0, 0); | |
8b2f0795 DH |
1327 | |
1328 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1329 | int enable = 0; | |
62899a28 | 1330 | if (AUVI_INPUT(i).audio_setup == NULL) |
8b2f0795 | 1331 | continue; |
8b2f0795 DH |
1332 | |
1333 | if (i == index) | |
1334 | enable = 1; | |
1335 | else | |
1336 | enable = 0; | |
1337 | if (enable) { | |
f1add5b5 | 1338 | (AUVI_INPUT(i).audio_setup)(dev, enable); |
8b2f0795 DH |
1339 | } else { |
1340 | /* Make sure we leave it turned on if some | |
1341 | other input is routed to this callback */ | |
f1add5b5 DH |
1342 | if ((AUVI_INPUT(i).audio_setup) != |
1343 | ((AUVI_INPUT(index).audio_setup))) { | |
1344 | (AUVI_INPUT(i).audio_setup)(dev, enable); | |
8b2f0795 DH |
1345 | } |
1346 | } | |
1347 | } | |
1348 | ||
5325b427 HV |
1349 | v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing, |
1350 | AUVI_INPUT(index).amux, 0, 0); | |
56230d1e HV |
1351 | } |
1352 | ||
1353 | static int vidioc_s_input(struct file *file, void *priv, unsigned int index) | |
1354 | { | |
05439b1a | 1355 | struct au0828_dev *dev = video_drvdata(file); |
56230d1e HV |
1356 | |
1357 | dprintk(1, "VIDIOC_S_INPUT in function %s, input=%d\n", __func__, | |
1358 | index); | |
1359 | if (index >= AU0828_MAX_INPUT) | |
1360 | return -EINVAL; | |
1361 | if (AUVI_INPUT(index).type == 0) | |
1362 | return -EINVAL; | |
1363 | dev->ctrl_input = index; | |
1364 | au0828_s_input(dev, index); | |
8b2f0795 DH |
1365 | return 0; |
1366 | } | |
1367 | ||
a2cf96f9 HV |
1368 | static int vidioc_enumaudio(struct file *file, void *priv, struct v4l2_audio *a) |
1369 | { | |
1370 | if (a->index > 1) | |
1371 | return -EINVAL; | |
1372 | ||
05439b1a SK |
1373 | dprintk(1, "%s called\n", __func__); |
1374 | ||
a2cf96f9 HV |
1375 | if (a->index == 0) |
1376 | strcpy(a->name, "Television"); | |
1377 | else | |
1378 | strcpy(a->name, "Line in"); | |
1379 | ||
1380 | a->capability = V4L2_AUDCAP_STEREO; | |
1381 | return 0; | |
1382 | } | |
1383 | ||
8b2f0795 DH |
1384 | static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) |
1385 | { | |
05439b1a SK |
1386 | struct au0828_dev *dev = video_drvdata(file); |
1387 | ||
1388 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1389 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 | 1390 | |
a2cf96f9 HV |
1391 | a->index = dev->ctrl_ainput; |
1392 | if (a->index == 0) | |
8b2f0795 DH |
1393 | strcpy(a->name, "Television"); |
1394 | else | |
1395 | strcpy(a->name, "Line in"); | |
1396 | ||
1397 | a->capability = V4L2_AUDCAP_STEREO; | |
8b2f0795 DH |
1398 | return 0; |
1399 | } | |
1400 | ||
0e8025b9 | 1401 | static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio *a) |
8b2f0795 | 1402 | { |
05439b1a | 1403 | struct au0828_dev *dev = video_drvdata(file); |
a2cf96f9 | 1404 | |
62899a28 | 1405 | if (a->index != dev->ctrl_ainput) |
8b2f0795 | 1406 | return -EINVAL; |
05439b1a SK |
1407 | |
1408 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1409 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 DH |
1410 | return 0; |
1411 | } | |
1412 | ||
8b2f0795 DH |
1413 | static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
1414 | { | |
05439b1a | 1415 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1416 | |
62899a28 | 1417 | if (t->index != 0) |
8b2f0795 DH |
1418 | return -EINVAL; |
1419 | ||
05439b1a SK |
1420 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1421 | dev->std_set_in_tuner_core, dev->dev_state); | |
1422 | ||
8b2f0795 | 1423 | strcpy(t->name, "Auvitek tuner"); |
ea86968f HV |
1424 | |
1425 | au0828_init_tuner(dev); | |
1426 | i2c_gate_ctrl(dev, 1); | |
2689d3dc | 1427 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); |
ea86968f | 1428 | i2c_gate_ctrl(dev, 0); |
8b2f0795 DH |
1429 | return 0; |
1430 | } | |
1431 | ||
1432 | static int vidioc_s_tuner(struct file *file, void *priv, | |
2f73c7c5 | 1433 | const struct v4l2_tuner *t) |
8b2f0795 | 1434 | { |
05439b1a | 1435 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1436 | |
62899a28 | 1437 | if (t->index != 0) |
8b2f0795 DH |
1438 | return -EINVAL; |
1439 | ||
05439b1a SK |
1440 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1441 | dev->std_set_in_tuner_core, dev->dev_state); | |
1442 | ||
ea86968f | 1443 | au0828_init_tuner(dev); |
fa09cb9a | 1444 | i2c_gate_ctrl(dev, 1); |
2689d3dc | 1445 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); |
fa09cb9a | 1446 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1447 | |
8b2f0795 DH |
1448 | dprintk(1, "VIDIOC_S_TUNER: signal = %x, afc = %x\n", t->signal, |
1449 | t->afc); | |
e58071f0 | 1450 | |
8b2f0795 DH |
1451 | return 0; |
1452 | ||
1453 | } | |
1454 | ||
1455 | static int vidioc_g_frequency(struct file *file, void *priv, | |
1456 | struct v4l2_frequency *freq) | |
1457 | { | |
05439b1a | 1458 | struct au0828_dev *dev = video_drvdata(file); |
c888923d | 1459 | |
e1cf6587 HV |
1460 | if (freq->tuner != 0) |
1461 | return -EINVAL; | |
05439b1a SK |
1462 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1463 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 DH |
1464 | freq->frequency = dev->ctrl_freq; |
1465 | return 0; | |
1466 | } | |
1467 | ||
1468 | static int vidioc_s_frequency(struct file *file, void *priv, | |
b530a447 | 1469 | const struct v4l2_frequency *freq) |
8b2f0795 | 1470 | { |
05439b1a | 1471 | struct au0828_dev *dev = video_drvdata(file); |
e1cf6587 | 1472 | struct v4l2_frequency new_freq = *freq; |
8b2f0795 | 1473 | |
62899a28 | 1474 | if (freq->tuner != 0) |
8b2f0795 | 1475 | return -EINVAL; |
8b2f0795 | 1476 | |
05439b1a SK |
1477 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1478 | dev->std_set_in_tuner_core, dev->dev_state); | |
1479 | ||
ea86968f | 1480 | au0828_init_tuner(dev); |
fa09cb9a | 1481 | i2c_gate_ctrl(dev, 1); |
4a03dafc | 1482 | |
2689d3dc | 1483 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, freq); |
e1cf6587 HV |
1484 | /* Get the actual set (and possibly clamped) frequency */ |
1485 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, &new_freq); | |
1486 | dev->ctrl_freq = new_freq.frequency; | |
8b2f0795 | 1487 | |
fa09cb9a | 1488 | i2c_gate_ctrl(dev, 0); |
4a03dafc | 1489 | |
8b2f0795 DH |
1490 | au0828_analog_stream_reset(dev); |
1491 | ||
1492 | return 0; | |
1493 | } | |
1494 | ||
7f8eacd2 DH |
1495 | |
1496 | /* RAW VBI ioctls */ | |
1497 | ||
1498 | static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, | |
1499 | struct v4l2_format *format) | |
1500 | { | |
05439b1a SK |
1501 | struct au0828_dev *dev = video_drvdata(file); |
1502 | ||
1503 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1504 | dev->std_set_in_tuner_core, dev->dev_state); | |
7f8eacd2 DH |
1505 | |
1506 | format->fmt.vbi.samples_per_line = dev->vbi_width; | |
1507 | format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
1508 | format->fmt.vbi.offset = 0; | |
1509 | format->fmt.vbi.flags = 0; | |
1510 | format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; | |
1511 | ||
1512 | format->fmt.vbi.count[0] = dev->vbi_height; | |
1513 | format->fmt.vbi.count[1] = dev->vbi_height; | |
1514 | format->fmt.vbi.start[0] = 21; | |
1515 | format->fmt.vbi.start[1] = 284; | |
8d86e4e8 | 1516 | memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved)); |
7f8eacd2 DH |
1517 | |
1518 | return 0; | |
1519 | } | |
1520 | ||
8b2f0795 DH |
1521 | static int vidioc_cropcap(struct file *file, void *priv, |
1522 | struct v4l2_cropcap *cc) | |
1523 | { | |
05439b1a | 1524 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1525 | |
62899a28 | 1526 | if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
8b2f0795 DH |
1527 | return -EINVAL; |
1528 | ||
05439b1a SK |
1529 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, |
1530 | dev->std_set_in_tuner_core, dev->dev_state); | |
1531 | ||
8b2f0795 DH |
1532 | cc->bounds.left = 0; |
1533 | cc->bounds.top = 0; | |
1534 | cc->bounds.width = dev->width; | |
1535 | cc->bounds.height = dev->height; | |
1536 | ||
1537 | cc->defrect = cc->bounds; | |
1538 | ||
1539 | cc->pixelaspect.numerator = 54; | |
1540 | cc->pixelaspect.denominator = 59; | |
1541 | ||
1542 | return 0; | |
1543 | } | |
1544 | ||
80c6e358 | 1545 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
8b2f0795 DH |
1546 | static int vidioc_g_register(struct file *file, void *priv, |
1547 | struct v4l2_dbg_register *reg) | |
1548 | { | |
05439b1a SK |
1549 | struct au0828_dev *dev = video_drvdata(file); |
1550 | ||
1551 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1552 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 | 1553 | |
364d2db2 | 1554 | reg->val = au0828_read(dev, reg->reg); |
ead5bc4e | 1555 | reg->size = 1; |
364d2db2 | 1556 | return 0; |
8b2f0795 DH |
1557 | } |
1558 | ||
1559 | static int vidioc_s_register(struct file *file, void *priv, | |
977ba3b1 | 1560 | const struct v4l2_dbg_register *reg) |
8b2f0795 | 1561 | { |
05439b1a SK |
1562 | struct au0828_dev *dev = video_drvdata(file); |
1563 | ||
1564 | dprintk(1, "%s called std_set %d dev_state %d\n", __func__, | |
1565 | dev->std_set_in_tuner_core, dev->dev_state); | |
8b2f0795 | 1566 | |
364d2db2 | 1567 | return au0828_writereg(dev, reg->reg, reg->val); |
8b2f0795 | 1568 | } |
80c6e358 | 1569 | #endif |
8b2f0795 | 1570 | |
83b09422 HV |
1571 | static int vidioc_log_status(struct file *file, void *fh) |
1572 | { | |
1573 | struct video_device *vdev = video_devdata(file); | |
1574 | ||
05439b1a SK |
1575 | dprintk(1, "%s called\n", __func__); |
1576 | ||
83b09422 HV |
1577 | v4l2_ctrl_log_status(file, fh); |
1578 | v4l2_device_call_all(vdev->v4l2_dev, 0, core, log_status); | |
1579 | return 0; | |
1580 | } | |
1581 | ||
1a1ba95e MCC |
1582 | void au0828_v4l2_suspend(struct au0828_dev *dev) |
1583 | { | |
1584 | struct urb *urb; | |
1585 | int i; | |
1586 | ||
81187240 MCC |
1587 | pr_info("stopping V4L2\n"); |
1588 | ||
1a1ba95e | 1589 | if (dev->stream_state == STREAM_ON) { |
81187240 | 1590 | pr_info("stopping V4L2 active URBs\n"); |
1a1ba95e MCC |
1591 | au0828_analog_stream_disable(dev); |
1592 | /* stop urbs */ | |
1593 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1594 | urb = dev->isoc_ctl.urb[i]; | |
1595 | if (urb) { | |
1596 | if (!irqs_disabled()) | |
1597 | usb_kill_urb(urb); | |
1598 | else | |
1599 | usb_unlink_urb(urb); | |
1600 | } | |
1601 | } | |
1602 | } | |
1603 | ||
1604 | if (dev->vid_timeout_running) | |
1605 | del_timer_sync(&dev->vid_timeout); | |
1606 | if (dev->vbi_timeout_running) | |
1607 | del_timer_sync(&dev->vbi_timeout); | |
1608 | } | |
1609 | ||
1610 | void au0828_v4l2_resume(struct au0828_dev *dev) | |
1611 | { | |
1612 | int i, rc; | |
1613 | ||
81187240 MCC |
1614 | pr_info("restarting V4L2\n"); |
1615 | ||
1a1ba95e MCC |
1616 | if (dev->stream_state == STREAM_ON) { |
1617 | au0828_stream_interrupt(dev); | |
1618 | au0828_init_tuner(dev); | |
1619 | } | |
1620 | ||
1621 | if (dev->vid_timeout_running) | |
1622 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
1623 | if (dev->vbi_timeout_running) | |
1624 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1625 | ||
1626 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
1627 | au0828_i2s_init(dev); | |
1628 | ||
1629 | au0828_analog_stream_enable(dev); | |
1630 | ||
1631 | if (!(dev->stream_state == STREAM_ON)) { | |
1632 | au0828_analog_stream_reset(dev); | |
1633 | /* submit urbs */ | |
1634 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1635 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
1636 | if (rc) { | |
1637 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
1638 | i, rc); | |
1639 | au0828_uninit_isoc(dev); | |
1640 | } | |
1641 | } | |
1642 | } | |
1643 | } | |
1644 | ||
8b2f0795 DH |
1645 | static struct v4l2_file_operations au0828_v4l_fops = { |
1646 | .owner = THIS_MODULE, | |
1647 | .open = au0828_v4l2_open, | |
1648 | .release = au0828_v4l2_close, | |
05439b1a SK |
1649 | .read = vb2_fop_read, |
1650 | .poll = vb2_fop_poll, | |
1651 | .mmap = vb2_fop_mmap, | |
549ee4df | 1652 | .unlocked_ioctl = video_ioctl2, |
8b2f0795 DH |
1653 | }; |
1654 | ||
1655 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | |
1656 | .vidioc_querycap = vidioc_querycap, | |
1657 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | |
1658 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
1659 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
1660 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
5a5a4e16 | 1661 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
8d86e4e8 | 1662 | .vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
7f8eacd2 | 1663 | .vidioc_s_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
a2cf96f9 | 1664 | .vidioc_enumaudio = vidioc_enumaudio, |
8b2f0795 DH |
1665 | .vidioc_g_audio = vidioc_g_audio, |
1666 | .vidioc_s_audio = vidioc_s_audio, | |
1667 | .vidioc_cropcap = vidioc_cropcap, | |
05439b1a SK |
1668 | |
1669 | .vidioc_reqbufs = vb2_ioctl_reqbufs, | |
1670 | .vidioc_create_bufs = vb2_ioctl_create_bufs, | |
1671 | .vidioc_prepare_buf = vb2_ioctl_prepare_buf, | |
1672 | .vidioc_querybuf = vb2_ioctl_querybuf, | |
1673 | .vidioc_qbuf = vb2_ioctl_qbuf, | |
1674 | .vidioc_dqbuf = vb2_ioctl_dqbuf, | |
1675 | .vidioc_expbuf = vb2_ioctl_expbuf, | |
1676 | ||
8b2f0795 | 1677 | .vidioc_s_std = vidioc_s_std, |
33b6b89b | 1678 | .vidioc_g_std = vidioc_g_std, |
8b2f0795 DH |
1679 | .vidioc_enum_input = vidioc_enum_input, |
1680 | .vidioc_g_input = vidioc_g_input, | |
1681 | .vidioc_s_input = vidioc_s_input, | |
05439b1a SK |
1682 | |
1683 | .vidioc_streamon = vb2_ioctl_streamon, | |
1684 | .vidioc_streamoff = vb2_ioctl_streamoff, | |
1685 | ||
8b2f0795 DH |
1686 | .vidioc_g_tuner = vidioc_g_tuner, |
1687 | .vidioc_s_tuner = vidioc_s_tuner, | |
1688 | .vidioc_g_frequency = vidioc_g_frequency, | |
1689 | .vidioc_s_frequency = vidioc_s_frequency, | |
1690 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
1691 | .vidioc_g_register = vidioc_g_register, | |
1692 | .vidioc_s_register = vidioc_s_register, | |
8b2f0795 | 1693 | #endif |
83b09422 HV |
1694 | .vidioc_log_status = vidioc_log_status, |
1695 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, | |
1696 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
8b2f0795 DH |
1697 | }; |
1698 | ||
1699 | static const struct video_device au0828_video_template = { | |
1700 | .fops = &au0828_v4l_fops, | |
41071bb8 | 1701 | .release = video_device_release_empty, |
8b2f0795 | 1702 | .ioctl_ops = &video_ioctl_ops, |
f2fd7ce6 | 1703 | .tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL_M, |
8b2f0795 DH |
1704 | }; |
1705 | ||
05439b1a SK |
1706 | static int au0828_vb2_setup(struct au0828_dev *dev) |
1707 | { | |
1708 | int rc; | |
1709 | struct vb2_queue *q; | |
1710 | ||
1711 | /* Setup Videobuf2 for Video capture */ | |
1712 | q = &dev->vb_vidq; | |
1713 | q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1714 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1715 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1716 | q->drv_priv = dev; | |
1717 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1718 | q->ops = &au0828_video_qops; | |
1719 | q->mem_ops = &vb2_vmalloc_memops; | |
1720 | ||
1721 | rc = vb2_queue_init(q); | |
1722 | if (rc < 0) | |
1723 | return rc; | |
1724 | ||
1725 | /* Setup Videobuf2 for VBI capture */ | |
1726 | q = &dev->vb_vbiq; | |
1727 | q->type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1728 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1729 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1730 | q->drv_priv = dev; | |
1731 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1732 | q->ops = &au0828_vbi_qops; | |
1733 | q->mem_ops = &vb2_vmalloc_memops; | |
1734 | ||
1735 | rc = vb2_queue_init(q); | |
1736 | if (rc < 0) | |
1737 | return rc; | |
1738 | ||
1739 | return 0; | |
1740 | } | |
1741 | ||
8b2f0795 DH |
1742 | /**************************************************************************/ |
1743 | ||
fc4ce6cd DH |
1744 | int au0828_analog_register(struct au0828_dev *dev, |
1745 | struct usb_interface *interface) | |
8b2f0795 DH |
1746 | { |
1747 | int retval = -ENOMEM; | |
fc4ce6cd DH |
1748 | struct usb_host_interface *iface_desc; |
1749 | struct usb_endpoint_descriptor *endpoint; | |
d63b21bf | 1750 | int i, ret; |
8b2f0795 | 1751 | |
1fe3a8fe MCC |
1752 | dprintk(1, "au0828_analog_register called for intf#%d!\n", |
1753 | interface->cur_altsetting->desc.bInterfaceNumber); | |
8b2f0795 | 1754 | |
fc4ce6cd DH |
1755 | /* set au0828 usb interface0 to as5 */ |
1756 | retval = usb_set_interface(dev->usbdev, | |
62899a28 | 1757 | interface->cur_altsetting->desc.bInterfaceNumber, 5); |
fc4ce6cd | 1758 | if (retval != 0) { |
83afb32a | 1759 | pr_info("Failure setting usb interface0 to as5\n"); |
fc4ce6cd DH |
1760 | return retval; |
1761 | } | |
1762 | ||
1763 | /* Figure out which endpoint has the isoc interface */ | |
1764 | iface_desc = interface->cur_altsetting; | |
62899a28 | 1765 | for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { |
fc4ce6cd | 1766 | endpoint = &iface_desc->endpoint[i].desc; |
62899a28 DH |
1767 | if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) |
1768 | == USB_DIR_IN) && | |
1769 | ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) | |
1770 | == USB_ENDPOINT_XFER_ISOC)) { | |
fc4ce6cd DH |
1771 | |
1772 | /* we find our isoc in endpoint */ | |
1773 | u16 tmp = le16_to_cpu(endpoint->wMaxPacketSize); | |
62899a28 DH |
1774 | dev->max_pkt_size = (tmp & 0x07ff) * |
1775 | (((tmp & 0x1800) >> 11) + 1); | |
fc4ce6cd | 1776 | dev->isoc_in_endpointaddr = endpoint->bEndpointAddress; |
1fe3a8fe MCC |
1777 | dprintk(1, |
1778 | "Found isoc endpoint 0x%02x, max size = %d\n", | |
1779 | dev->isoc_in_endpointaddr, dev->max_pkt_size); | |
fc4ce6cd DH |
1780 | } |
1781 | } | |
62899a28 | 1782 | if (!(dev->isoc_in_endpointaddr)) { |
83afb32a | 1783 | pr_info("Could not locate isoc endpoint\n"); |
fc4ce6cd DH |
1784 | return -ENODEV; |
1785 | } | |
1786 | ||
8b2f0795 DH |
1787 | init_waitqueue_head(&dev->open); |
1788 | spin_lock_init(&dev->slock); | |
8b2f0795 | 1789 | |
7f8eacd2 | 1790 | /* init video dma queues */ |
8b2f0795 | 1791 | INIT_LIST_HEAD(&dev->vidq.active); |
7f8eacd2 | 1792 | INIT_LIST_HEAD(&dev->vbiq.active); |
8b2f0795 | 1793 | |
30a8f2a0 JL |
1794 | setup_timer(&dev->vid_timeout, au0828_vid_buffer_timeout, |
1795 | (unsigned long)dev); | |
1796 | setup_timer(&dev->vbi_timeout, au0828_vbi_buffer_timeout, | |
1797 | (unsigned long)dev); | |
78ca5005 | 1798 | |
8b2f0795 DH |
1799 | dev->width = NTSC_STD_W; |
1800 | dev->height = NTSC_STD_H; | |
1801 | dev->field_size = dev->width * dev->height; | |
1802 | dev->frame_size = dev->field_size << 1; | |
1803 | dev->bytesperline = dev->width << 1; | |
de8d2bbf HV |
1804 | dev->vbi_width = 720; |
1805 | dev->vbi_height = 1; | |
8b2f0795 | 1806 | dev->ctrl_ainput = 0; |
e1cf6587 | 1807 | dev->ctrl_freq = 960; |
33b6b89b | 1808 | dev->std = V4L2_STD_NTSC_M; |
56230d1e | 1809 | au0828_s_input(dev, 0); |
8b2f0795 | 1810 | |
05439b1a SK |
1811 | mutex_init(&dev->vb_queue_lock); |
1812 | mutex_init(&dev->vb_vbi_queue_lock); | |
1813 | ||
8b2f0795 | 1814 | /* Fill the video capture device struct */ |
41071bb8 SK |
1815 | dev->vdev = au0828_video_template; |
1816 | dev->vdev.v4l2_dev = &dev->v4l2_dev; | |
1817 | dev->vdev.lock = &dev->lock; | |
1818 | dev->vdev.queue = &dev->vb_vidq; | |
1819 | dev->vdev.queue->lock = &dev->vb_queue_lock; | |
1820 | strcpy(dev->vdev.name, "au0828a video"); | |
8b2f0795 DH |
1821 | |
1822 | /* Setup the VBI device */ | |
41071bb8 SK |
1823 | dev->vbi_dev = au0828_video_template; |
1824 | dev->vbi_dev.v4l2_dev = &dev->v4l2_dev; | |
1825 | dev->vbi_dev.lock = &dev->lock; | |
1826 | dev->vbi_dev.queue = &dev->vb_vbiq; | |
1827 | dev->vbi_dev.queue->lock = &dev->vb_vbi_queue_lock; | |
1828 | strcpy(dev->vbi_dev.name, "au0828a vbi"); | |
8b2f0795 | 1829 | |
05439b1a SK |
1830 | /* initialize videobuf2 stuff */ |
1831 | retval = au0828_vb2_setup(dev); | |
1832 | if (retval != 0) { | |
1833 | dprintk(1, "unable to setup videobuf2 queues (error = %d).\n", | |
1834 | retval); | |
41071bb8 | 1835 | return -ENODEV; |
05439b1a SK |
1836 | } |
1837 | ||
8b2f0795 | 1838 | /* Register the v4l2 device */ |
41071bb8 SK |
1839 | video_set_drvdata(&dev->vdev, dev); |
1840 | retval = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, -1); | |
62899a28 DH |
1841 | if (retval != 0) { |
1842 | dprintk(1, "unable to register video device (error = %d).\n", | |
1843 | retval); | |
d63b21bf | 1844 | ret = -ENODEV; |
05439b1a | 1845 | goto err_reg_vdev; |
8b2f0795 DH |
1846 | } |
1847 | ||
1848 | /* Register the vbi device */ | |
41071bb8 SK |
1849 | video_set_drvdata(&dev->vbi_dev, dev); |
1850 | retval = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI, -1); | |
62899a28 DH |
1851 | if (retval != 0) { |
1852 | dprintk(1, "unable to register vbi device (error = %d).\n", | |
1853 | retval); | |
d63b21bf | 1854 | ret = -ENODEV; |
05439b1a | 1855 | goto err_reg_vbi_dev; |
8b2f0795 DH |
1856 | } |
1857 | ||
62899a28 | 1858 | dprintk(1, "%s completed!\n", __func__); |
8b2f0795 DH |
1859 | |
1860 | return 0; | |
d63b21bf | 1861 | |
05439b1a | 1862 | err_reg_vbi_dev: |
41071bb8 | 1863 | video_unregister_device(&dev->vdev); |
05439b1a SK |
1864 | err_reg_vdev: |
1865 | vb2_queue_release(&dev->vb_vidq); | |
1866 | vb2_queue_release(&dev->vb_vbiq); | |
d63b21bf | 1867 | return ret; |
8b2f0795 DH |
1868 | } |
1869 |