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 | 30 | #include "au0828.h" |
50512333 | 31 | #include "au8522.h" |
83afb32a | 32 | |
8b2f0795 | 33 | #include <linux/module.h> |
5a0e3ad6 | 34 | #include <linux/slab.h> |
8b2f0795 DH |
35 | #include <linux/init.h> |
36 | #include <linux/device.h> | |
8b2f0795 | 37 | #include <media/v4l2-common.h> |
9822f417 | 38 | #include <media/v4l2-mc.h> |
8b2f0795 | 39 | #include <media/v4l2-ioctl.h> |
83b09422 | 40 | #include <media/v4l2-event.h> |
8b2f0795 | 41 | #include <media/tuner.h> |
8b2f0795 DH |
42 | #include "au0828-reg.h" |
43 | ||
8b2f0795 DH |
44 | static DEFINE_MUTEX(au0828_sysfs_lock); |
45 | ||
8b2f0795 DH |
46 | /* ------------------------------------------------------------------ |
47 | Videobuf operations | |
48 | ------------------------------------------------------------------*/ | |
49 | ||
50 | static unsigned int isoc_debug; | |
51 | module_param(isoc_debug, int, 0644); | |
52 | MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]"); | |
53 | ||
54 | #define au0828_isocdbg(fmt, arg...) \ | |
55 | do {\ | |
56 | if (isoc_debug) { \ | |
83afb32a | 57 | pr_info("au0828 %s :"fmt, \ |
8b2f0795 DH |
58 | __func__ , ##arg); \ |
59 | } \ | |
60 | } while (0) | |
61 | ||
fa09cb9a HV |
62 | static inline void i2c_gate_ctrl(struct au0828_dev *dev, int val) |
63 | { | |
64 | if (dev->dvb.frontend && dev->dvb.frontend->ops.analog_ops.i2c_gate_ctrl) | |
65 | dev->dvb.frontend->ops.analog_ops.i2c_gate_ctrl(dev->dvb.frontend, val); | |
66 | } | |
67 | ||
8b2f0795 DH |
68 | static inline void print_err_status(struct au0828_dev *dev, |
69 | int packet, int status) | |
70 | { | |
71 | char *errmsg = "Unknown"; | |
72 | ||
73 | switch (status) { | |
74 | case -ENOENT: | |
75 | errmsg = "unlinked synchronuously"; | |
76 | break; | |
77 | case -ECONNRESET: | |
78 | errmsg = "unlinked asynchronuously"; | |
79 | break; | |
80 | case -ENOSR: | |
81 | errmsg = "Buffer error (overrun)"; | |
82 | break; | |
83 | case -EPIPE: | |
84 | errmsg = "Stalled (device not responding)"; | |
85 | break; | |
86 | case -EOVERFLOW: | |
87 | errmsg = "Babble (bad cable?)"; | |
88 | break; | |
89 | case -EPROTO: | |
90 | errmsg = "Bit-stuff error (bad cable?)"; | |
91 | break; | |
92 | case -EILSEQ: | |
93 | errmsg = "CRC/Timeout (could be anything)"; | |
94 | break; | |
95 | case -ETIME: | |
96 | errmsg = "Device does not respond"; | |
97 | break; | |
98 | } | |
99 | if (packet < 0) { | |
100 | au0828_isocdbg("URB status %d [%s].\n", status, errmsg); | |
101 | } else { | |
102 | au0828_isocdbg("URB packet %d, status %d [%s].\n", | |
103 | packet, status, errmsg); | |
104 | } | |
105 | } | |
106 | ||
107 | static int check_dev(struct au0828_dev *dev) | |
108 | { | |
e8e3039f | 109 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) { |
83afb32a | 110 | pr_info("v4l2 ioctl: device not present\n"); |
8b2f0795 DH |
111 | return -ENODEV; |
112 | } | |
113 | ||
e8e3039f MCC |
114 | if (test_bit(DEV_MISCONFIGURED, &dev->dev_state)) { |
115 | pr_info("v4l2 ioctl: device is misconfigured; close and open it again\n"); | |
8b2f0795 DH |
116 | return -EIO; |
117 | } | |
118 | return 0; | |
119 | } | |
120 | ||
121 | /* | |
122 | * IRQ callback, called by URB callback | |
123 | */ | |
124 | static void au0828_irq_callback(struct urb *urb) | |
125 | { | |
126 | struct au0828_dmaqueue *dma_q = urb->context; | |
127 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
78ca5005 | 128 | unsigned long flags = 0; |
e92ba283 | 129 | int i; |
8b2f0795 DH |
130 | |
131 | switch (urb->status) { | |
132 | case 0: /* success */ | |
133 | case -ETIMEDOUT: /* NAK */ | |
134 | break; | |
135 | case -ECONNRESET: /* kill */ | |
136 | case -ENOENT: | |
137 | case -ESHUTDOWN: | |
138 | au0828_isocdbg("au0828_irq_callback called: status kill\n"); | |
139 | return; | |
140 | default: /* unknown error */ | |
141 | au0828_isocdbg("urb completition error %d.\n", urb->status); | |
142 | break; | |
143 | } | |
144 | ||
145 | /* Copy data from URB */ | |
78ca5005 | 146 | spin_lock_irqsave(&dev->slock, flags); |
e92ba283 | 147 | dev->isoc_ctl.isoc_copy(dev, urb); |
78ca5005 | 148 | spin_unlock_irqrestore(&dev->slock, flags); |
8b2f0795 DH |
149 | |
150 | /* Reset urb buffers */ | |
151 | for (i = 0; i < urb->number_of_packets; i++) { | |
152 | urb->iso_frame_desc[i].status = 0; | |
153 | urb->iso_frame_desc[i].actual_length = 0; | |
154 | } | |
155 | urb->status = 0; | |
156 | ||
157 | urb->status = usb_submit_urb(urb, GFP_ATOMIC); | |
158 | if (urb->status) { | |
159 | au0828_isocdbg("urb resubmit failed (error=%i)\n", | |
160 | urb->status); | |
161 | } | |
e2147d0a | 162 | dev->stream_state = STREAM_ON; |
8b2f0795 DH |
163 | } |
164 | ||
165 | /* | |
166 | * Stop and Deallocate URBs | |
167 | */ | |
a094ca46 | 168 | static void au0828_uninit_isoc(struct au0828_dev *dev) |
8b2f0795 DH |
169 | { |
170 | struct urb *urb; | |
171 | int i; | |
172 | ||
173 | au0828_isocdbg("au0828: called au0828_uninit_isoc\n"); | |
174 | ||
175 | dev->isoc_ctl.nfields = -1; | |
176 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
177 | urb = dev->isoc_ctl.urb[i]; | |
178 | if (urb) { | |
179 | if (!irqs_disabled()) | |
180 | usb_kill_urb(urb); | |
181 | else | |
182 | usb_unlink_urb(urb); | |
183 | ||
184 | if (dev->isoc_ctl.transfer_buffer[i]) { | |
997ea58e | 185 | usb_free_coherent(dev->usbdev, |
8b2f0795 DH |
186 | urb->transfer_buffer_length, |
187 | dev->isoc_ctl.transfer_buffer[i], | |
188 | urb->transfer_dma); | |
189 | } | |
190 | usb_free_urb(urb); | |
191 | dev->isoc_ctl.urb[i] = NULL; | |
192 | } | |
193 | dev->isoc_ctl.transfer_buffer[i] = NULL; | |
194 | } | |
195 | ||
196 | kfree(dev->isoc_ctl.urb); | |
197 | kfree(dev->isoc_ctl.transfer_buffer); | |
198 | ||
199 | dev->isoc_ctl.urb = NULL; | |
200 | dev->isoc_ctl.transfer_buffer = NULL; | |
201 | dev->isoc_ctl.num_bufs = 0; | |
e2147d0a MCC |
202 | |
203 | dev->stream_state = STREAM_OFF; | |
8b2f0795 DH |
204 | } |
205 | ||
206 | /* | |
207 | * Allocate URBs and start IRQ | |
208 | */ | |
a094ca46 MCC |
209 | static int au0828_init_isoc(struct au0828_dev *dev, int max_packets, |
210 | int num_bufs, int max_pkt_size, | |
211 | int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb)) | |
8b2f0795 DH |
212 | { |
213 | struct au0828_dmaqueue *dma_q = &dev->vidq; | |
214 | int i; | |
215 | int sb_size, pipe; | |
216 | struct urb *urb; | |
217 | int j, k; | |
218 | int rc; | |
219 | ||
220 | au0828_isocdbg("au0828: called au0828_prepare_isoc\n"); | |
221 | ||
8b2f0795 DH |
222 | dev->isoc_ctl.isoc_copy = isoc_copy; |
223 | dev->isoc_ctl.num_bufs = num_bufs; | |
224 | ||
225 | dev->isoc_ctl.urb = kzalloc(sizeof(void *)*num_bufs, GFP_KERNEL); | |
226 | if (!dev->isoc_ctl.urb) { | |
227 | au0828_isocdbg("cannot alloc memory for usb buffers\n"); | |
228 | return -ENOMEM; | |
229 | } | |
230 | ||
231 | dev->isoc_ctl.transfer_buffer = kzalloc(sizeof(void *)*num_bufs, | |
232 | GFP_KERNEL); | |
233 | if (!dev->isoc_ctl.transfer_buffer) { | |
234 | au0828_isocdbg("cannot allocate memory for usb transfer\n"); | |
235 | kfree(dev->isoc_ctl.urb); | |
236 | return -ENOMEM; | |
237 | } | |
238 | ||
239 | dev->isoc_ctl.max_pkt_size = max_pkt_size; | |
240 | dev->isoc_ctl.buf = NULL; | |
241 | ||
242 | sb_size = max_packets * dev->isoc_ctl.max_pkt_size; | |
243 | ||
244 | /* allocate urbs and transfer buffers */ | |
245 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
246 | urb = usb_alloc_urb(max_packets, GFP_KERNEL); | |
247 | if (!urb) { | |
248 | au0828_isocdbg("cannot alloc isoc_ctl.urb %i\n", i); | |
249 | au0828_uninit_isoc(dev); | |
250 | return -ENOMEM; | |
251 | } | |
252 | dev->isoc_ctl.urb[i] = urb; | |
253 | ||
997ea58e | 254 | dev->isoc_ctl.transfer_buffer[i] = usb_alloc_coherent(dev->usbdev, |
8b2f0795 DH |
255 | sb_size, GFP_KERNEL, &urb->transfer_dma); |
256 | if (!dev->isoc_ctl.transfer_buffer[i]) { | |
257 | printk("unable to allocate %i bytes for transfer" | |
258 | " buffer %i%s\n", | |
259 | sb_size, i, | |
260 | in_interrupt() ? " while in int" : ""); | |
261 | au0828_uninit_isoc(dev); | |
262 | return -ENOMEM; | |
263 | } | |
264 | memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); | |
265 | ||
266 | pipe = usb_rcvisocpipe(dev->usbdev, | |
267 | dev->isoc_in_endpointaddr), | |
268 | ||
269 | usb_fill_int_urb(urb, dev->usbdev, pipe, | |
270 | dev->isoc_ctl.transfer_buffer[i], sb_size, | |
271 | au0828_irq_callback, dma_q, 1); | |
272 | ||
273 | urb->number_of_packets = max_packets; | |
fadadb7d | 274 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; |
8b2f0795 DH |
275 | |
276 | k = 0; | |
277 | for (j = 0; j < max_packets; j++) { | |
278 | urb->iso_frame_desc[j].offset = k; | |
279 | urb->iso_frame_desc[j].length = | |
280 | dev->isoc_ctl.max_pkt_size; | |
281 | k += dev->isoc_ctl.max_pkt_size; | |
282 | } | |
283 | } | |
284 | ||
8b2f0795 DH |
285 | /* submit urbs and enables IRQ */ |
286 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
287 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
288 | if (rc) { | |
289 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
290 | i, rc); | |
291 | au0828_uninit_isoc(dev); | |
292 | return rc; | |
293 | } | |
294 | } | |
295 | ||
296 | return 0; | |
297 | } | |
298 | ||
299 | /* | |
300 | * Announces that a buffer were filled and request the next | |
301 | */ | |
302 | static inline void buffer_filled(struct au0828_dev *dev, | |
c5036d61 LP |
303 | struct au0828_dmaqueue *dma_q, |
304 | struct au0828_buffer *buf) | |
8b2f0795 | 305 | { |
2d700715 JS |
306 | struct vb2_v4l2_buffer *vb = &buf->vb; |
307 | struct vb2_queue *q = vb->vb2_buf.vb2_queue; | |
8b2f0795 | 308 | |
7f8eacd2 | 309 | /* Advice that buffer was filled */ |
05439b1a | 310 | au0828_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field); |
7f8eacd2 | 311 | |
c5036d61 | 312 | if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
2d700715 | 313 | vb->sequence = dev->frame_count++; |
c5036d61 | 314 | else |
2d700715 | 315 | vb->sequence = dev->vbi_frame_count++; |
c5036d61 | 316 | |
2d700715 | 317 | vb->field = V4L2_FIELD_INTERLACED; |
d6dd645e | 318 | vb->vb2_buf.timestamp = ktime_get_ns(); |
2d700715 | 319 | vb2_buffer_done(&vb->vb2_buf, VB2_BUF_STATE_DONE); |
7f8eacd2 DH |
320 | } |
321 | ||
8b2f0795 DH |
322 | /* |
323 | * Identify the buffer header type and properly handles | |
324 | */ | |
325 | static void au0828_copy_video(struct au0828_dev *dev, | |
326 | struct au0828_dmaqueue *dma_q, | |
327 | struct au0828_buffer *buf, | |
328 | unsigned char *p, | |
329 | unsigned char *outp, unsigned long len) | |
330 | { | |
331 | void *fieldstart, *startwrite, *startread; | |
332 | int linesdone, currlinedone, offset, lencopy, remain; | |
333 | int bytesperline = dev->width << 1; /* Assumes 16-bit depth @@@@ */ | |
334 | ||
7f8eacd2 DH |
335 | if (len == 0) |
336 | return; | |
337 | ||
05439b1a SK |
338 | if (dma_q->pos + len > buf->length) |
339 | len = buf->length - dma_q->pos; | |
8b2f0795 DH |
340 | |
341 | startread = p; | |
342 | remain = len; | |
343 | ||
344 | /* Interlaces frame */ | |
345 | if (buf->top_field) | |
346 | fieldstart = outp; | |
347 | else | |
348 | fieldstart = outp + bytesperline; | |
349 | ||
350 | linesdone = dma_q->pos / bytesperline; | |
351 | currlinedone = dma_q->pos % bytesperline; | |
352 | offset = linesdone * bytesperline * 2 + currlinedone; | |
353 | startwrite = fieldstart + offset; | |
354 | lencopy = bytesperline - currlinedone; | |
355 | lencopy = lencopy > remain ? remain : lencopy; | |
356 | ||
05439b1a | 357 | if ((char *)startwrite + lencopy > (char *)outp + buf->length) { |
8b2f0795 DH |
358 | au0828_isocdbg("Overflow of %zi bytes past buffer end (1)\n", |
359 | ((char *)startwrite + lencopy) - | |
05439b1a SK |
360 | ((char *)outp + buf->length)); |
361 | remain = (char *)outp + buf->length - (char *)startwrite; | |
8b2f0795 DH |
362 | lencopy = remain; |
363 | } | |
364 | if (lencopy <= 0) | |
365 | return; | |
366 | memcpy(startwrite, startread, lencopy); | |
367 | ||
368 | remain -= lencopy; | |
369 | ||
370 | while (remain > 0) { | |
371 | startwrite += lencopy + bytesperline; | |
372 | startread += lencopy; | |
373 | if (bytesperline > remain) | |
374 | lencopy = remain; | |
375 | else | |
376 | lencopy = bytesperline; | |
377 | ||
378 | if ((char *)startwrite + lencopy > (char *)outp + | |
05439b1a | 379 | buf->length) { |
62899a28 | 380 | au0828_isocdbg("Overflow %zi bytes past buf end (2)\n", |
8b2f0795 | 381 | ((char *)startwrite + lencopy) - |
05439b1a SK |
382 | ((char *)outp + buf->length)); |
383 | lencopy = remain = (char *)outp + buf->length - | |
8b2f0795 DH |
384 | (char *)startwrite; |
385 | } | |
386 | if (lencopy <= 0) | |
387 | break; | |
388 | ||
389 | memcpy(startwrite, startread, lencopy); | |
390 | ||
391 | remain -= lencopy; | |
392 | } | |
393 | ||
394 | if (offset > 1440) { | |
395 | /* We have enough data to check for greenscreen */ | |
62899a28 | 396 | if (outp[0] < 0x60 && outp[1440] < 0x60) |
8b2f0795 | 397 | dev->greenscreen_detected = 1; |
8b2f0795 DH |
398 | } |
399 | ||
400 | dma_q->pos += len; | |
401 | } | |
402 | ||
403 | /* | |
404 | * video-buf generic routine to get the next available buffer | |
405 | */ | |
406 | static inline void get_next_buf(struct au0828_dmaqueue *dma_q, | |
407 | struct au0828_buffer **buf) | |
408 | { | |
409 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
410 | ||
411 | if (list_empty(&dma_q->active)) { | |
412 | au0828_isocdbg("No active queue to serve\n"); | |
413 | dev->isoc_ctl.buf = NULL; | |
414 | *buf = NULL; | |
415 | return; | |
416 | } | |
417 | ||
418 | /* Get the next buffer */ | |
05439b1a SK |
419 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
420 | /* Cleans up buffer - Useful for testing for frame/URB loss */ | |
421 | list_del(&(*buf)->list); | |
422 | dma_q->pos = 0; | |
423 | (*buf)->vb_buf = (*buf)->mem; | |
8b2f0795 DH |
424 | dev->isoc_ctl.buf = *buf; |
425 | ||
426 | return; | |
427 | } | |
428 | ||
7f8eacd2 DH |
429 | static void au0828_copy_vbi(struct au0828_dev *dev, |
430 | struct au0828_dmaqueue *dma_q, | |
431 | struct au0828_buffer *buf, | |
432 | unsigned char *p, | |
433 | unsigned char *outp, unsigned long len) | |
434 | { | |
435 | unsigned char *startwrite, *startread; | |
b5f5933a | 436 | int bytesperline; |
7f8eacd2 DH |
437 | int i, j = 0; |
438 | ||
439 | if (dev == NULL) { | |
440 | au0828_isocdbg("dev is null\n"); | |
441 | return; | |
442 | } | |
443 | ||
444 | if (dma_q == NULL) { | |
445 | au0828_isocdbg("dma_q is null\n"); | |
446 | return; | |
447 | } | |
448 | if (buf == NULL) | |
449 | return; | |
450 | if (p == NULL) { | |
451 | au0828_isocdbg("p is null\n"); | |
452 | return; | |
453 | } | |
454 | if (outp == NULL) { | |
455 | au0828_isocdbg("outp is null\n"); | |
456 | return; | |
457 | } | |
458 | ||
b5f5933a DC |
459 | bytesperline = dev->vbi_width; |
460 | ||
05439b1a SK |
461 | if (dma_q->pos + len > buf->length) |
462 | len = buf->length - dma_q->pos; | |
7f8eacd2 DH |
463 | |
464 | startread = p; | |
465 | startwrite = outp + (dma_q->pos / 2); | |
466 | ||
467 | /* Make sure the bottom field populates the second half of the frame */ | |
468 | if (buf->top_field == 0) | |
469 | startwrite += bytesperline * dev->vbi_height; | |
470 | ||
471 | for (i = 0; i < len; i += 2) | |
472 | startwrite[j++] = startread[i+1]; | |
473 | ||
474 | dma_q->pos += len; | |
475 | } | |
476 | ||
477 | ||
478 | /* | |
479 | * video-buf generic routine to get the next available VBI buffer | |
480 | */ | |
481 | static inline void vbi_get_next_buf(struct au0828_dmaqueue *dma_q, | |
482 | struct au0828_buffer **buf) | |
483 | { | |
484 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vbiq); | |
7f8eacd2 DH |
485 | |
486 | if (list_empty(&dma_q->active)) { | |
487 | au0828_isocdbg("No active queue to serve\n"); | |
488 | dev->isoc_ctl.vbi_buf = NULL; | |
489 | *buf = NULL; | |
490 | return; | |
491 | } | |
492 | ||
493 | /* Get the next buffer */ | |
05439b1a | 494 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
25985edc | 495 | /* Cleans up buffer - Useful for testing for frame/URB loss */ |
05439b1a SK |
496 | list_del(&(*buf)->list); |
497 | dma_q->pos = 0; | |
498 | (*buf)->vb_buf = (*buf)->mem; | |
7f8eacd2 | 499 | dev->isoc_ctl.vbi_buf = *buf; |
7f8eacd2 DH |
500 | return; |
501 | } | |
502 | ||
8b2f0795 DH |
503 | /* |
504 | * Controls the isoc copy of each urb packet | |
505 | */ | |
506 | static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) | |
507 | { | |
508 | struct au0828_buffer *buf; | |
7f8eacd2 | 509 | struct au0828_buffer *vbi_buf; |
8b2f0795 | 510 | struct au0828_dmaqueue *dma_q = urb->context; |
7f8eacd2 | 511 | struct au0828_dmaqueue *vbi_dma_q = &dev->vbiq; |
8b2f0795 | 512 | unsigned char *outp = NULL; |
7f8eacd2 | 513 | unsigned char *vbioutp = NULL; |
8b2f0795 DH |
514 | int i, len = 0, rc = 1; |
515 | unsigned char *p; | |
516 | unsigned char fbyte; | |
7f8eacd2 DH |
517 | unsigned int vbi_field_size; |
518 | unsigned int remain, lencopy; | |
8b2f0795 DH |
519 | |
520 | if (!dev) | |
521 | return 0; | |
522 | ||
e8e3039f MCC |
523 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state) || |
524 | test_bit(DEV_MISCONFIGURED, &dev->dev_state)) | |
8b2f0795 DH |
525 | return 0; |
526 | ||
527 | if (urb->status < 0) { | |
528 | print_err_status(dev, -1, urb->status); | |
529 | if (urb->status == -ENOENT) | |
530 | return 0; | |
531 | } | |
532 | ||
533 | buf = dev->isoc_ctl.buf; | |
534 | if (buf != NULL) | |
2d700715 | 535 | outp = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
8b2f0795 | 536 | |
7f8eacd2 DH |
537 | vbi_buf = dev->isoc_ctl.vbi_buf; |
538 | if (vbi_buf != NULL) | |
2d700715 | 539 | vbioutp = vb2_plane_vaddr(&vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 | 540 | |
8b2f0795 DH |
541 | for (i = 0; i < urb->number_of_packets; i++) { |
542 | int status = urb->iso_frame_desc[i].status; | |
543 | ||
544 | if (status < 0) { | |
545 | print_err_status(dev, i, status); | |
546 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
547 | continue; | |
548 | } | |
549 | ||
62899a28 | 550 | if (urb->iso_frame_desc[i].actual_length <= 0) |
8b2f0795 | 551 | continue; |
62899a28 | 552 | |
8b2f0795 DH |
553 | if (urb->iso_frame_desc[i].actual_length > |
554 | dev->max_pkt_size) { | |
555 | au0828_isocdbg("packet bigger than packet size"); | |
556 | continue; | |
557 | } | |
558 | ||
559 | p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; | |
560 | fbyte = p[0]; | |
561 | len = urb->iso_frame_desc[i].actual_length - 4; | |
562 | p += 4; | |
563 | ||
564 | if (fbyte & 0x80) { | |
565 | len -= 4; | |
566 | p += 4; | |
567 | au0828_isocdbg("Video frame %s\n", | |
568 | (fbyte & 0x40) ? "odd" : "even"); | |
bde3bb9a | 569 | if (fbyte & 0x40) { |
7f8eacd2 DH |
570 | /* VBI */ |
571 | if (vbi_buf != NULL) | |
c5036d61 | 572 | buffer_filled(dev, vbi_dma_q, vbi_buf); |
7f8eacd2 DH |
573 | vbi_get_next_buf(vbi_dma_q, &vbi_buf); |
574 | if (vbi_buf == NULL) | |
575 | vbioutp = NULL; | |
576 | else | |
05439b1a | 577 | vbioutp = vb2_plane_vaddr( |
2d700715 | 578 | &vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 DH |
579 | |
580 | /* Video */ | |
8b2f0795 DH |
581 | if (buf != NULL) |
582 | buffer_filled(dev, dma_q, buf); | |
583 | get_next_buf(dma_q, &buf); | |
62899a28 | 584 | if (buf == NULL) |
8b2f0795 | 585 | outp = NULL; |
62899a28 | 586 | else |
2d700715 JS |
587 | outp = vb2_plane_vaddr( |
588 | &buf->vb.vb2_buf, 0); | |
78ca5005 DH |
589 | |
590 | /* As long as isoc traffic is arriving, keep | |
591 | resetting the timer */ | |
592 | if (dev->vid_timeout_running) | |
593 | mod_timer(&dev->vid_timeout, | |
594 | jiffies + (HZ / 10)); | |
595 | if (dev->vbi_timeout_running) | |
596 | mod_timer(&dev->vbi_timeout, | |
597 | jiffies + (HZ / 10)); | |
8b2f0795 DH |
598 | } |
599 | ||
600 | if (buf != NULL) { | |
62899a28 | 601 | if (fbyte & 0x40) |
8b2f0795 | 602 | buf->top_field = 1; |
62899a28 | 603 | else |
8b2f0795 | 604 | buf->top_field = 0; |
8b2f0795 DH |
605 | } |
606 | ||
7f8eacd2 DH |
607 | if (vbi_buf != NULL) { |
608 | if (fbyte & 0x40) | |
609 | vbi_buf->top_field = 1; | |
610 | else | |
611 | vbi_buf->top_field = 0; | |
612 | } | |
613 | ||
614 | dev->vbi_read = 0; | |
615 | vbi_dma_q->pos = 0; | |
8b2f0795 DH |
616 | dma_q->pos = 0; |
617 | } | |
7f8eacd2 DH |
618 | |
619 | vbi_field_size = dev->vbi_width * dev->vbi_height * 2; | |
620 | if (dev->vbi_read < vbi_field_size) { | |
621 | remain = vbi_field_size - dev->vbi_read; | |
622 | if (len < remain) | |
623 | lencopy = len; | |
624 | else | |
625 | lencopy = remain; | |
626 | ||
627 | if (vbi_buf != NULL) | |
628 | au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p, | |
629 | vbioutp, len); | |
630 | ||
631 | len -= lencopy; | |
632 | p += lencopy; | |
633 | dev->vbi_read += lencopy; | |
634 | } | |
635 | ||
636 | if (dev->vbi_read >= vbi_field_size && buf != NULL) | |
8b2f0795 | 637 | au0828_copy_video(dev, dma_q, buf, p, outp, len); |
8b2f0795 DH |
638 | } |
639 | return rc; | |
640 | } | |
641 | ||
7b606ffd MCC |
642 | void au0828_usb_v4l2_media_release(struct au0828_dev *dev) |
643 | { | |
644 | #ifdef CONFIG_MEDIA_CONTROLLER | |
645 | int i; | |
646 | ||
647 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
648 | if (AUVI_INPUT(i).type == AU0828_VMUX_UNDEFINED) | |
649 | return; | |
650 | media_device_unregister_entity(&dev->input_ent[i]); | |
651 | } | |
652 | #endif | |
653 | } | |
654 | ||
7b606ffd MCC |
655 | static void au0828_usb_v4l2_release(struct v4l2_device *v4l2_dev) |
656 | { | |
657 | struct au0828_dev *dev = | |
658 | container_of(v4l2_dev, struct au0828_dev, v4l2_dev); | |
659 | ||
660 | v4l2_ctrl_handler_free(&dev->v4l2_ctrl_hdl); | |
661 | v4l2_device_unregister(&dev->v4l2_dev); | |
662 | au0828_usb_v4l2_media_release(dev); | |
663 | au0828_usb_release(dev); | |
664 | } | |
665 | ||
666 | int au0828_v4l2_device_register(struct usb_interface *interface, | |
667 | struct au0828_dev *dev) | |
668 | { | |
669 | int retval; | |
670 | ||
671 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
672 | return 0; | |
673 | ||
674 | /* Create the v4l2_device */ | |
675 | #ifdef CONFIG_MEDIA_CONTROLLER | |
676 | dev->v4l2_dev.mdev = dev->media_dev; | |
677 | #endif | |
678 | retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev); | |
679 | if (retval) { | |
680 | pr_err("%s() v4l2_device_register failed\n", | |
681 | __func__); | |
682 | mutex_unlock(&dev->lock); | |
683 | kfree(dev); | |
684 | return retval; | |
685 | } | |
686 | ||
687 | dev->v4l2_dev.release = au0828_usb_v4l2_release; | |
688 | ||
689 | /* This control handler will inherit the controls from au8522 */ | |
690 | retval = v4l2_ctrl_handler_init(&dev->v4l2_ctrl_hdl, 4); | |
691 | if (retval) { | |
692 | pr_err("%s() v4l2_ctrl_handler_init failed\n", | |
693 | __func__); | |
694 | mutex_unlock(&dev->lock); | |
695 | kfree(dev); | |
696 | return retval; | |
697 | } | |
698 | dev->v4l2_dev.ctrl_handler = &dev->v4l2_ctrl_hdl; | |
699 | ||
700 | return 0; | |
701 | } | |
702 | ||
df9ecb0c | 703 | static int queue_setup(struct vb2_queue *vq, |
05439b1a SK |
704 | unsigned int *nbuffers, unsigned int *nplanes, |
705 | unsigned int sizes[], void *alloc_ctxs[]) | |
8b2f0795 | 706 | { |
05439b1a | 707 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
df9ecb0c | 708 | unsigned long size = dev->height * dev->bytesperline; |
8b2f0795 | 709 | |
df9ecb0c HV |
710 | if (*nplanes) |
711 | return sizes[0] < size ? -EINVAL : 0; | |
05439b1a SK |
712 | *nplanes = 1; |
713 | sizes[0] = size; | |
05439b1a | 714 | return 0; |
8b2f0795 DH |
715 | } |
716 | ||
717 | static int | |
05439b1a | 718 | buffer_prepare(struct vb2_buffer *vb) |
8b2f0795 | 719 | { |
2d700715 JS |
720 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
721 | struct au0828_buffer *buf = container_of(vbuf, | |
722 | struct au0828_buffer, vb); | |
05439b1a | 723 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 724 | |
05439b1a | 725 | buf->length = dev->height * dev->bytesperline; |
8b2f0795 | 726 | |
05439b1a SK |
727 | if (vb2_plane_size(vb, 0) < buf->length) { |
728 | pr_err("%s data will not fit into plane (%lu < %lu)\n", | |
729 | __func__, vb2_plane_size(vb, 0), buf->length); | |
8b2f0795 | 730 | return -EINVAL; |
8b2f0795 | 731 | } |
2d700715 | 732 | vb2_set_plane_payload(&buf->vb.vb2_buf, 0, buf->length); |
8b2f0795 | 733 | return 0; |
8b2f0795 DH |
734 | } |
735 | ||
736 | static void | |
05439b1a | 737 | buffer_queue(struct vb2_buffer *vb) |
8b2f0795 | 738 | { |
2d700715 JS |
739 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
740 | struct au0828_buffer *buf = container_of(vbuf, | |
8b2f0795 DH |
741 | struct au0828_buffer, |
742 | vb); | |
05439b1a | 743 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 744 | struct au0828_dmaqueue *vidq = &dev->vidq; |
05439b1a | 745 | unsigned long flags = 0; |
8b2f0795 | 746 | |
05439b1a SK |
747 | buf->mem = vb2_plane_vaddr(vb, 0); |
748 | buf->length = vb2_plane_size(vb, 0); | |
8b2f0795 | 749 | |
05439b1a SK |
750 | spin_lock_irqsave(&dev->slock, flags); |
751 | list_add_tail(&buf->list, &vidq->active); | |
752 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 DH |
753 | } |
754 | ||
8b2f0795 DH |
755 | static int au0828_i2s_init(struct au0828_dev *dev) |
756 | { | |
757 | /* Enable i2s mode */ | |
758 | au0828_writereg(dev, AU0828_AUDIOCTRL_50C, 0x01); | |
759 | return 0; | |
760 | } | |
761 | ||
762 | /* | |
763 | * Auvitek au0828 analog stream enable | |
8b2f0795 | 764 | */ |
a094ca46 | 765 | static int au0828_analog_stream_enable(struct au0828_dev *d) |
8b2f0795 | 766 | { |
64ea37bb | 767 | struct usb_interface *iface; |
1fe3a8fe | 768 | int ret, h, w; |
64ea37bb | 769 | |
8b2f0795 | 770 | dprintk(1, "au0828_analog_stream_enable called\n"); |
64ea37bb MCC |
771 | |
772 | iface = usb_ifnum_to_if(d->usbdev, 0); | |
773 | if (iface && iface->cur_altsetting->desc.bAlternateSetting != 5) { | |
774 | dprintk(1, "Changing intf#0 to alt 5\n"); | |
775 | /* set au0828 interface0 to AS5 here again */ | |
776 | ret = usb_set_interface(d->usbdev, 0, 5); | |
777 | if (ret < 0) { | |
83afb32a | 778 | pr_info("Au0828 can't set alt setting to 5!\n"); |
64ea37bb MCC |
779 | return -EBUSY; |
780 | } | |
781 | } | |
782 | ||
1fe3a8fe MCC |
783 | h = d->height / 2 + 2; |
784 | w = d->width * 2; | |
64ea37bb | 785 | |
8b2f0795 DH |
786 | au0828_writereg(d, AU0828_SENSORCTRL_VBI_103, 0x00); |
787 | au0828_writereg(d, 0x106, 0x00); | |
788 | /* set x position */ | |
789 | au0828_writereg(d, 0x110, 0x00); | |
790 | au0828_writereg(d, 0x111, 0x00); | |
1fe3a8fe MCC |
791 | au0828_writereg(d, 0x114, w & 0xff); |
792 | au0828_writereg(d, 0x115, w >> 8); | |
8b2f0795 | 793 | /* set y position */ |
7f8eacd2 | 794 | au0828_writereg(d, 0x112, 0x00); |
8b2f0795 | 795 | au0828_writereg(d, 0x113, 0x00); |
1fe3a8fe MCC |
796 | au0828_writereg(d, 0x116, h & 0xff); |
797 | au0828_writereg(d, 0x117, h >> 8); | |
8b2f0795 DH |
798 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0xb3); |
799 | ||
800 | return 0; | |
801 | } | |
802 | ||
05439b1a | 803 | static int au0828_analog_stream_disable(struct au0828_dev *d) |
8b2f0795 DH |
804 | { |
805 | dprintk(1, "au0828_analog_stream_disable called\n"); | |
806 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0x0); | |
807 | return 0; | |
808 | } | |
809 | ||
a094ca46 | 810 | static void au0828_analog_stream_reset(struct au0828_dev *dev) |
8b2f0795 DH |
811 | { |
812 | dprintk(1, "au0828_analog_stream_reset called\n"); | |
813 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0x0); | |
814 | mdelay(30); | |
815 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0xb3); | |
816 | } | |
817 | ||
818 | /* | |
819 | * Some operations needs to stop current streaming | |
820 | */ | |
821 | static int au0828_stream_interrupt(struct au0828_dev *dev) | |
822 | { | |
823 | int ret = 0; | |
824 | ||
825 | dev->stream_state = STREAM_INTERRUPT; | |
e8e3039f | 826 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) |
8b2f0795 | 827 | return -ENODEV; |
62899a28 | 828 | else if (ret) { |
e8e3039f | 829 | set_bit(DEV_MISCONFIGURED, &dev->dev_state); |
62899a28 | 830 | dprintk(1, "%s device is misconfigured!\n", __func__); |
8b2f0795 DH |
831 | return ret; |
832 | } | |
833 | return 0; | |
834 | } | |
835 | ||
05439b1a | 836 | int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count) |
8b2f0795 | 837 | { |
05439b1a SK |
838 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
839 | int rc = 0; | |
8b2f0795 | 840 | |
05439b1a SK |
841 | dprintk(1, "au0828_start_analog_streaming called %d\n", |
842 | dev->streaming_users); | |
8b2f0795 | 843 | |
05439b1a SK |
844 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
845 | dev->frame_count = 0; | |
846 | else | |
847 | dev->vbi_frame_count = 0; | |
848 | ||
849 | if (dev->streaming_users == 0) { | |
850 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
851 | au0828_i2s_init(dev); | |
852 | rc = au0828_init_isoc(dev, AU0828_ISO_PACKETS_PER_URB, | |
853 | AU0828_MAX_ISO_BUFS, dev->max_pkt_size, | |
854 | au0828_isoc_copy); | |
855 | if (rc < 0) { | |
856 | pr_info("au0828_init_isoc failed\n"); | |
857 | return rc; | |
858 | } | |
8b2f0795 | 859 | |
05439b1a SK |
860 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
861 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, | |
862 | s_stream, 1); | |
863 | dev->vid_timeout_running = 1; | |
864 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
865 | } else if (vq->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
866 | dev->vbi_timeout_running = 1; | |
867 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
868 | } | |
869 | } | |
870 | dev->streaming_users++; | |
871 | return rc; | |
872 | } | |
8b2f0795 | 873 | |
05439b1a | 874 | static void au0828_stop_streaming(struct vb2_queue *vq) |
8b2f0795 | 875 | { |
05439b1a SK |
876 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
877 | struct au0828_dmaqueue *vidq = &dev->vidq; | |
878 | unsigned long flags = 0; | |
8b2f0795 | 879 | |
05439b1a | 880 | dprintk(1, "au0828_stop_streaming called %d\n", dev->streaming_users); |
8b2f0795 | 881 | |
05439b1a SK |
882 | if (dev->streaming_users-- == 1) |
883 | au0828_uninit_isoc(dev); | |
884 | ||
885 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); | |
886 | dev->vid_timeout_running = 0; | |
887 | del_timer_sync(&dev->vid_timeout); | |
888 | ||
889 | spin_lock_irqsave(&dev->slock, flags); | |
890 | if (dev->isoc_ctl.buf != NULL) { | |
2d700715 JS |
891 | vb2_buffer_done(&dev->isoc_ctl.buf->vb.vb2_buf, |
892 | VB2_BUF_STATE_ERROR); | |
05439b1a | 893 | dev->isoc_ctl.buf = NULL; |
7f8eacd2 | 894 | } |
05439b1a SK |
895 | while (!list_empty(&vidq->active)) { |
896 | struct au0828_buffer *buf; | |
549ee4df | 897 | |
05439b1a | 898 | buf = list_entry(vidq->active.next, struct au0828_buffer, list); |
2d700715 | 899 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
900 | list_del(&buf->list); |
901 | } | |
902 | spin_unlock_irqrestore(&dev->slock, flags); | |
7f8eacd2 | 903 | } |
8b2f0795 | 904 | |
05439b1a | 905 | void au0828_stop_vbi_streaming(struct vb2_queue *vq) |
7f8eacd2 | 906 | { |
05439b1a SK |
907 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
908 | struct au0828_dmaqueue *vbiq = &dev->vbiq; | |
909 | unsigned long flags = 0; | |
8b2f0795 | 910 | |
05439b1a SK |
911 | dprintk(1, "au0828_stop_vbi_streaming called %d\n", |
912 | dev->streaming_users); | |
8b2f0795 | 913 | |
05439b1a SK |
914 | if (dev->streaming_users-- == 1) |
915 | au0828_uninit_isoc(dev); | |
7f8eacd2 | 916 | |
05439b1a SK |
917 | spin_lock_irqsave(&dev->slock, flags); |
918 | if (dev->isoc_ctl.vbi_buf != NULL) { | |
2d700715 | 919 | vb2_buffer_done(&dev->isoc_ctl.vbi_buf->vb.vb2_buf, |
05439b1a SK |
920 | VB2_BUF_STATE_ERROR); |
921 | dev->isoc_ctl.vbi_buf = NULL; | |
922 | } | |
923 | while (!list_empty(&vbiq->active)) { | |
924 | struct au0828_buffer *buf; | |
925 | ||
926 | buf = list_entry(vbiq->active.next, struct au0828_buffer, list); | |
927 | list_del(&buf->list); | |
2d700715 | 928 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
929 | } |
930 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 | 931 | |
05439b1a SK |
932 | dev->vbi_timeout_running = 0; |
933 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
934 | } |
935 | ||
05439b1a SK |
936 | static struct vb2_ops au0828_video_qops = { |
937 | .queue_setup = queue_setup, | |
938 | .buf_prepare = buffer_prepare, | |
939 | .buf_queue = buffer_queue, | |
940 | .start_streaming = au0828_start_analog_streaming, | |
941 | .stop_streaming = au0828_stop_streaming, | |
942 | .wait_prepare = vb2_ops_wait_prepare, | |
943 | .wait_finish = vb2_ops_wait_finish, | |
944 | }; | |
945 | ||
946 | /* ------------------------------------------------------------------ | |
947 | V4L2 interface | |
948 | ------------------------------------------------------------------*/ | |
949 | /* | |
950 | * au0828_analog_unregister | |
951 | * unregister v4l2 devices | |
952 | */ | |
7b606ffd | 953 | int au0828_analog_unregister(struct au0828_dev *dev) |
7f8eacd2 | 954 | { |
05439b1a | 955 | dprintk(1, "au0828_analog_unregister called\n"); |
7b606ffd MCC |
956 | |
957 | /* No analog TV */ | |
958 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
959 | return 0; | |
960 | ||
05439b1a | 961 | mutex_lock(&au0828_sysfs_lock); |
41071bb8 SK |
962 | video_unregister_device(&dev->vdev); |
963 | video_unregister_device(&dev->vbi_dev); | |
05439b1a | 964 | mutex_unlock(&au0828_sysfs_lock); |
7b606ffd MCC |
965 | |
966 | v4l2_device_disconnect(&dev->v4l2_dev); | |
967 | v4l2_device_put(&dev->v4l2_dev); | |
968 | ||
969 | return 1; | |
8b2f0795 DH |
970 | } |
971 | ||
6e04b7b9 DH |
972 | /* This function ensures that video frames continue to be delivered even if |
973 | the ITU-656 input isn't receiving any data (thereby preventing applications | |
974 | such as tvtime from hanging) */ | |
a094ca46 | 975 | static void au0828_vid_buffer_timeout(unsigned long data) |
6e04b7b9 DH |
976 | { |
977 | struct au0828_dev *dev = (struct au0828_dev *) data; | |
978 | struct au0828_dmaqueue *dma_q = &dev->vidq; | |
979 | struct au0828_buffer *buf; | |
980 | unsigned char *vid_data; | |
78ca5005 | 981 | unsigned long flags = 0; |
6e04b7b9 | 982 | |
78ca5005 | 983 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
984 | |
985 | buf = dev->isoc_ctl.buf; | |
986 | if (buf != NULL) { | |
2d700715 | 987 | vid_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 988 | memset(vid_data, 0x00, buf->length); /* Blank green frame */ |
6e04b7b9 | 989 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 990 | } |
78ca5005 DH |
991 | get_next_buf(dma_q, &buf); |
992 | ||
993 | if (dev->vid_timeout_running == 1) | |
994 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
6e04b7b9 | 995 | |
78ca5005 | 996 | spin_unlock_irqrestore(&dev->slock, flags); |
6e04b7b9 DH |
997 | } |
998 | ||
a094ca46 | 999 | static void au0828_vbi_buffer_timeout(unsigned long data) |
6e04b7b9 DH |
1000 | { |
1001 | struct au0828_dev *dev = (struct au0828_dev *) data; | |
1002 | struct au0828_dmaqueue *dma_q = &dev->vbiq; | |
1003 | struct au0828_buffer *buf; | |
1004 | unsigned char *vbi_data; | |
78ca5005 | 1005 | unsigned long flags = 0; |
6e04b7b9 | 1006 | |
78ca5005 | 1007 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
1008 | |
1009 | buf = dev->isoc_ctl.vbi_buf; | |
1010 | if (buf != NULL) { | |
2d700715 | 1011 | vbi_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 1012 | memset(vbi_data, 0x00, buf->length); |
c5036d61 | 1013 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 1014 | } |
78ca5005 | 1015 | vbi_get_next_buf(dma_q, &buf); |
6e04b7b9 | 1016 | |
78ca5005 DH |
1017 | if (dev->vbi_timeout_running == 1) |
1018 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1019 | spin_unlock_irqrestore(&dev->slock, flags); | |
6e04b7b9 DH |
1020 | } |
1021 | ||
8b2f0795 DH |
1022 | static int au0828_v4l2_open(struct file *filp) |
1023 | { | |
63b0d5ad | 1024 | struct au0828_dev *dev = video_drvdata(filp); |
05439b1a | 1025 | int ret; |
8b2f0795 | 1026 | |
05439b1a | 1027 | dprintk(1, |
e8e3039f | 1028 | "%s called std_set %d dev_state %ld stream users %d users %d\n", |
05439b1a SK |
1029 | __func__, dev->std_set_in_tuner_core, dev->dev_state, |
1030 | dev->streaming_users, dev->users); | |
8b2f0795 | 1031 | |
05439b1a | 1032 | if (mutex_lock_interruptible(&dev->lock)) |
ea86968f | 1033 | return -ERESTARTSYS; |
05439b1a SK |
1034 | |
1035 | ret = v4l2_fh_open(filp); | |
1036 | if (ret) { | |
1037 | au0828_isocdbg("%s: v4l2_fh_open() returned error %d\n", | |
1038 | __func__, ret); | |
1039 | mutex_unlock(&dev->lock); | |
1040 | return ret; | |
ea86968f | 1041 | } |
05439b1a | 1042 | |
ea86968f | 1043 | if (dev->users == 0) { |
8b2f0795 DH |
1044 | au0828_analog_stream_enable(dev); |
1045 | au0828_analog_stream_reset(dev); | |
8b2f0795 | 1046 | dev->stream_state = STREAM_OFF; |
e8e3039f | 1047 | set_bit(DEV_INITIALIZED, &dev->dev_state); |
8b2f0795 | 1048 | } |
8b2f0795 | 1049 | dev->users++; |
ea86968f | 1050 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1051 | return ret; |
1052 | } | |
1053 | ||
1054 | static int au0828_v4l2_close(struct file *filp) | |
1055 | { | |
1056 | int ret; | |
05439b1a SK |
1057 | struct au0828_dev *dev = video_drvdata(filp); |
1058 | struct video_device *vdev = video_devdata(filp); | |
1059 | ||
1060 | dprintk(1, | |
e8e3039f | 1061 | "%s called std_set %d dev_state %ld stream users %d users %d\n", |
05439b1a SK |
1062 | __func__, dev->std_set_in_tuner_core, dev->dev_state, |
1063 | dev->streaming_users, dev->users); | |
8b2f0795 | 1064 | |
ea86968f | 1065 | mutex_lock(&dev->lock); |
05439b1a | 1066 | if (vdev->vfl_type == VFL_TYPE_GRABBER && dev->vid_timeout_running) { |
78ca5005 DH |
1067 | /* Cancel timeout thread in case they didn't call streamoff */ |
1068 | dev->vid_timeout_running = 0; | |
1069 | del_timer_sync(&dev->vid_timeout); | |
05439b1a SK |
1070 | } else if (vdev->vfl_type == VFL_TYPE_VBI && |
1071 | dev->vbi_timeout_running) { | |
78ca5005 DH |
1072 | /* Cancel timeout thread in case they didn't call streamoff */ |
1073 | dev->vbi_timeout_running = 0; | |
1074 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
1075 | } |
1076 | ||
e8e3039f | 1077 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) |
05439b1a | 1078 | goto end; |
8b2f0795 | 1079 | |
05439b1a | 1080 | if (dev->users == 1) { |
b19581a9 SK |
1081 | /* |
1082 | * Avoid putting tuner in sleep if DVB or ALSA are | |
1083 | * streaming. | |
1084 | * | |
1085 | * On most USB devices like au0828 the tuner can | |
1086 | * be safely put in sleep stare here if ALSA isn't | |
1087 | * streaming. Exceptions are some very old USB tuner | |
1088 | * models such as em28xx-based WinTV USB2 which have | |
1089 | * a separate audio output jack. The devices that have | |
1090 | * a separate audio output jack have analog tuners, | |
1091 | * like Philips FM1236. Those devices are always on, | |
1092 | * so the s_power callback are silently ignored. | |
1093 | * So, the current logic here does the following: | |
1094 | * Disable (put tuner to sleep) when | |
1095 | * - ALSA and DVB aren't not streaming; | |
1096 | * - the last V4L2 file handler is closed. | |
1097 | * | |
1098 | * FIXME: | |
1099 | * | |
1100 | * Additionally, this logic could be improved to | |
1101 | * disable the media source if the above conditions | |
1102 | * are met and if the device: | |
1103 | * - doesn't have a separate audio out plug (or | |
1104 | * - doesn't use a silicon tuner like xc2028/3028/4000/5000). | |
1105 | * | |
1106 | * Once this additional logic is in place, a callback | |
1107 | * is needed to enable the media source and power on | |
1108 | * the tuner, for radio to work. | |
1109 | */ | |
1110 | ret = v4l_enable_media_source(vdev); | |
1111 | if (ret == 0) | |
1112 | v4l2_device_call_all(&dev->v4l2_dev, 0, core, | |
1113 | s_power, 0); | |
ea86968f | 1114 | dev->std_set_in_tuner_core = 0; |
e4b8bc52 | 1115 | |
8b2f0795 DH |
1116 | /* When close the device, set the usb intf0 into alt0 to free |
1117 | USB bandwidth */ | |
1118 | ret = usb_set_interface(dev->usbdev, 0, 0); | |
62899a28 | 1119 | if (ret < 0) |
83afb32a | 1120 | pr_info("Au0828 can't set alternate to 0!\n"); |
8b2f0795 | 1121 | } |
05439b1a SK |
1122 | end: |
1123 | _vb2_fop_release(filp, NULL); | |
8b2f0795 | 1124 | dev->users--; |
05439b1a | 1125 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1126 | return 0; |
1127 | } | |
1128 | ||
ea86968f HV |
1129 | /* Must be called with dev->lock held */ |
1130 | static void au0828_init_tuner(struct au0828_dev *dev) | |
1131 | { | |
1132 | struct v4l2_frequency f = { | |
1133 | .frequency = dev->ctrl_freq, | |
1134 | .type = V4L2_TUNER_ANALOG_TV, | |
1135 | }; | |
1136 | ||
e8e3039f | 1137 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1138 | dev->std_set_in_tuner_core, dev->dev_state); |
1139 | ||
ea86968f HV |
1140 | if (dev->std_set_in_tuner_core) |
1141 | return; | |
1142 | dev->std_set_in_tuner_core = 1; | |
1143 | i2c_gate_ctrl(dev, 1); | |
1144 | /* If we've never sent the standard in tuner core, do so now. | |
1145 | We don't do this at device probe because we don't want to | |
1146 | incur the cost of a firmware load */ | |
8774bed9 | 1147 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, dev->std); |
ea86968f HV |
1148 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f); |
1149 | i2c_gate_ctrl(dev, 0); | |
1150 | } | |
1151 | ||
8b2f0795 DH |
1152 | static int au0828_set_format(struct au0828_dev *dev, unsigned int cmd, |
1153 | struct v4l2_format *format) | |
1154 | { | |
1155 | int ret; | |
1156 | int width = format->fmt.pix.width; | |
1157 | int height = format->fmt.pix.height; | |
8b2f0795 | 1158 | |
8b2f0795 DH |
1159 | /* If they are demanding a format other than the one we support, |
1160 | bail out (tvtime asks for UYVY and then retries with YUYV) */ | |
62899a28 | 1161 | if (format->fmt.pix.pixelformat != V4L2_PIX_FMT_UYVY) |
8b2f0795 | 1162 | return -EINVAL; |
8b2f0795 DH |
1163 | |
1164 | /* format->fmt.pix.width only support 720 and height 480 */ | |
62899a28 | 1165 | if (width != 720) |
8b2f0795 | 1166 | width = 720; |
62899a28 | 1167 | if (height != 480) |
8b2f0795 DH |
1168 | height = 480; |
1169 | ||
1170 | format->fmt.pix.width = width; | |
1171 | format->fmt.pix.height = height; | |
1172 | format->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1173 | format->fmt.pix.bytesperline = width * 2; | |
1174 | format->fmt.pix.sizeimage = width * height * 2; | |
1175 | format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | |
1176 | format->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1177 | format->fmt.pix.priv = 0; |
8b2f0795 | 1178 | |
62899a28 | 1179 | if (cmd == VIDIOC_TRY_FMT) |
8b2f0795 DH |
1180 | return 0; |
1181 | ||
1182 | /* maybe set new image format, driver current only support 720*480 */ | |
1183 | dev->width = width; | |
1184 | dev->height = height; | |
1185 | dev->frame_size = width * height * 2; | |
1186 | dev->field_size = width * height; | |
1187 | dev->bytesperline = width * 2; | |
1188 | ||
62899a28 | 1189 | if (dev->stream_state == STREAM_ON) { |
8b2f0795 | 1190 | dprintk(1, "VIDIOC_SET_FMT: interrupting stream!\n"); |
62899a28 DH |
1191 | ret = au0828_stream_interrupt(dev); |
1192 | if (ret != 0) { | |
8b2f0795 DH |
1193 | dprintk(1, "error interrupting video stream!\n"); |
1194 | return ret; | |
1195 | } | |
1196 | } | |
1197 | ||
8b2f0795 DH |
1198 | au0828_analog_stream_enable(dev); |
1199 | ||
1200 | return 0; | |
1201 | } | |
1202 | ||
8b2f0795 DH |
1203 | static int vidioc_querycap(struct file *file, void *priv, |
1204 | struct v4l2_capability *cap) | |
1205 | { | |
59e05484 | 1206 | struct video_device *vdev = video_devdata(file); |
05439b1a SK |
1207 | struct au0828_dev *dev = video_drvdata(file); |
1208 | ||
e8e3039f | 1209 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1210 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1211 | |
8b2f0795 | 1212 | strlcpy(cap->driver, "au0828", sizeof(cap->driver)); |
f1add5b5 | 1213 | strlcpy(cap->card, dev->board.name, sizeof(cap->card)); |
59e05484 | 1214 | usb_make_path(dev->usbdev, cap->bus_info, sizeof(cap->bus_info)); |
8b2f0795 | 1215 | |
59e05484 HV |
1216 | /* set the device capabilities */ |
1217 | cap->device_caps = V4L2_CAP_AUDIO | | |
8b2f0795 DH |
1218 | V4L2_CAP_READWRITE | |
1219 | V4L2_CAP_STREAMING | | |
1220 | V4L2_CAP_TUNER; | |
59e05484 HV |
1221 | if (vdev->vfl_type == VFL_TYPE_GRABBER) |
1222 | cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; | |
1223 | else | |
1224 | cap->device_caps |= V4L2_CAP_VBI_CAPTURE; | |
1225 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS | | |
1226 | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE; | |
8b2f0795 DH |
1227 | return 0; |
1228 | } | |
1229 | ||
1230 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, | |
1231 | struct v4l2_fmtdesc *f) | |
1232 | { | |
62899a28 | 1233 | if (f->index) |
8b2f0795 DH |
1234 | return -EINVAL; |
1235 | ||
05439b1a SK |
1236 | dprintk(1, "%s called\n", __func__); |
1237 | ||
8b2f0795 DH |
1238 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
1239 | strcpy(f->description, "Packed YUV2"); | |
1240 | ||
1241 | f->flags = 0; | |
1242 | f->pixelformat = V4L2_PIX_FMT_UYVY; | |
1243 | ||
8b2f0795 DH |
1244 | return 0; |
1245 | } | |
1246 | ||
1247 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | |
1248 | struct v4l2_format *f) | |
1249 | { | |
05439b1a SK |
1250 | struct au0828_dev *dev = video_drvdata(file); |
1251 | ||
e8e3039f | 1252 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1253 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1254 | |
1255 | f->fmt.pix.width = dev->width; | |
1256 | f->fmt.pix.height = dev->height; | |
1257 | f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1258 | f->fmt.pix.bytesperline = dev->bytesperline; | |
1259 | f->fmt.pix.sizeimage = dev->frame_size; | |
1260 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; /* NTSC/PAL */ | |
1261 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1262 | f->fmt.pix.priv = 0; |
8b2f0795 DH |
1263 | return 0; |
1264 | } | |
1265 | ||
1266 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | |
1267 | struct v4l2_format *f) | |
1268 | { | |
05439b1a SK |
1269 | struct au0828_dev *dev = video_drvdata(file); |
1270 | ||
e8e3039f | 1271 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1272 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1273 | |
1274 | return au0828_set_format(dev, VIDIOC_TRY_FMT, f); | |
1275 | } | |
1276 | ||
1277 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | |
1278 | struct v4l2_format *f) | |
1279 | { | |
05439b1a | 1280 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1281 | int rc; |
1282 | ||
e8e3039f | 1283 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1284 | dev->std_set_in_tuner_core, dev->dev_state); |
1285 | ||
7f8eacd2 DH |
1286 | rc = check_dev(dev); |
1287 | if (rc < 0) | |
1288 | return rc; | |
1289 | ||
05439b1a | 1290 | if (vb2_is_busy(&dev->vb_vidq)) { |
83afb32a | 1291 | pr_info("%s queue busy\n", __func__); |
8b2f0795 DH |
1292 | rc = -EBUSY; |
1293 | goto out; | |
1294 | } | |
1295 | ||
7f8eacd2 | 1296 | rc = au0828_set_format(dev, VIDIOC_S_FMT, f); |
8b2f0795 DH |
1297 | out: |
1298 | return rc; | |
1299 | } | |
1300 | ||
314527ac | 1301 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) |
8b2f0795 | 1302 | { |
05439b1a SK |
1303 | struct au0828_dev *dev = video_drvdata(file); |
1304 | ||
e8e3039f | 1305 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1306 | dev->std_set_in_tuner_core, dev->dev_state); |
1307 | ||
1308 | if (norm == dev->std) | |
1309 | return 0; | |
1310 | ||
1311 | if (dev->streaming_users > 0) | |
1312 | return -EBUSY; | |
8b2f0795 | 1313 | |
ea86968f HV |
1314 | dev->std = norm; |
1315 | ||
1316 | au0828_init_tuner(dev); | |
1317 | ||
fa09cb9a | 1318 | i2c_gate_ctrl(dev, 1); |
e58071f0 | 1319 | |
f2fd7ce6 MCC |
1320 | /* |
1321 | * FIXME: when we support something other than 60Hz standards, | |
1322 | * we are going to have to make the au0828 bridge adjust the size | |
1323 | * of its capture buffer, which is currently hardcoded at 720x480 | |
1324 | */ | |
8b2f0795 | 1325 | |
8774bed9 | 1326 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, norm); |
e58071f0 | 1327 | |
fa09cb9a | 1328 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1329 | |
8b2f0795 DH |
1330 | return 0; |
1331 | } | |
1332 | ||
33b6b89b HV |
1333 | static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) |
1334 | { | |
05439b1a SK |
1335 | struct au0828_dev *dev = video_drvdata(file); |
1336 | ||
e8e3039f | 1337 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1338 | dev->std_set_in_tuner_core, dev->dev_state); |
33b6b89b HV |
1339 | |
1340 | *norm = dev->std; | |
1341 | return 0; | |
1342 | } | |
1343 | ||
8b2f0795 DH |
1344 | static int vidioc_enum_input(struct file *file, void *priv, |
1345 | struct v4l2_input *input) | |
1346 | { | |
05439b1a | 1347 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1348 | unsigned int tmp; |
1349 | ||
1350 | static const char *inames[] = { | |
3d62287e | 1351 | [AU0828_VMUX_UNDEFINED] = "Undefined", |
8b2f0795 DH |
1352 | [AU0828_VMUX_COMPOSITE] = "Composite", |
1353 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1354 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1355 | [AU0828_VMUX_TELEVISION] = "Television", | |
1356 | [AU0828_VMUX_DVB] = "DVB", | |
8b2f0795 DH |
1357 | }; |
1358 | ||
e8e3039f | 1359 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1360 | dev->std_set_in_tuner_core, dev->dev_state); |
1361 | ||
8b2f0795 DH |
1362 | tmp = input->index; |
1363 | ||
f5e20c34 | 1364 | if (tmp >= AU0828_MAX_INPUT) |
8b2f0795 | 1365 | return -EINVAL; |
62899a28 | 1366 | if (AUVI_INPUT(tmp).type == 0) |
8b2f0795 DH |
1367 | return -EINVAL; |
1368 | ||
8b2f0795 | 1369 | input->index = tmp; |
f1add5b5 | 1370 | strcpy(input->name, inames[AUVI_INPUT(tmp).type]); |
62899a28 | 1371 | if ((AUVI_INPUT(tmp).type == AU0828_VMUX_TELEVISION) || |
a2cf96f9 | 1372 | (AUVI_INPUT(tmp).type == AU0828_VMUX_CABLE)) { |
8b2f0795 | 1373 | input->type |= V4L2_INPUT_TYPE_TUNER; |
a2cf96f9 HV |
1374 | input->audioset = 1; |
1375 | } else { | |
8b2f0795 | 1376 | input->type |= V4L2_INPUT_TYPE_CAMERA; |
a2cf96f9 HV |
1377 | input->audioset = 2; |
1378 | } | |
8b2f0795 | 1379 | |
41071bb8 | 1380 | input->std = dev->vdev.tvnorms; |
8b2f0795 DH |
1381 | |
1382 | return 0; | |
1383 | } | |
1384 | ||
1385 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) | |
1386 | { | |
05439b1a SK |
1387 | struct au0828_dev *dev = video_drvdata(file); |
1388 | ||
e8e3039f | 1389 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1390 | dev->std_set_in_tuner_core, dev->dev_state); |
1391 | ||
8b2f0795 DH |
1392 | *i = dev->ctrl_input; |
1393 | return 0; | |
1394 | } | |
1395 | ||
56230d1e | 1396 | static void au0828_s_input(struct au0828_dev *dev, int index) |
8b2f0795 | 1397 | { |
8b2f0795 | 1398 | int i; |
8b2f0795 | 1399 | |
e8e3039f | 1400 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1401 | dev->std_set_in_tuner_core, dev->dev_state); |
1402 | ||
62899a28 | 1403 | switch (AUVI_INPUT(index).type) { |
8b2f0795 | 1404 | case AU0828_VMUX_SVIDEO: |
8b2f0795 | 1405 | dev->input_type = AU0828_VMUX_SVIDEO; |
a2cf96f9 | 1406 | dev->ctrl_ainput = 1; |
8b2f0795 | 1407 | break; |
8b2f0795 | 1408 | case AU0828_VMUX_COMPOSITE: |
8b2f0795 | 1409 | dev->input_type = AU0828_VMUX_COMPOSITE; |
a2cf96f9 | 1410 | dev->ctrl_ainput = 1; |
8b2f0795 | 1411 | break; |
8b2f0795 | 1412 | case AU0828_VMUX_TELEVISION: |
8b2f0795 | 1413 | dev->input_type = AU0828_VMUX_TELEVISION; |
a2cf96f9 | 1414 | dev->ctrl_ainput = 0; |
8b2f0795 | 1415 | break; |
8b2f0795 | 1416 | default: |
56230d1e | 1417 | dprintk(1, "unknown input type set [%d]\n", |
a1094c4c | 1418 | AUVI_INPUT(index).type); |
174ced21 | 1419 | return; |
8b2f0795 DH |
1420 | } |
1421 | ||
174ced21 SK |
1422 | dev->ctrl_input = index; |
1423 | ||
5325b427 HV |
1424 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing, |
1425 | AUVI_INPUT(index).vmux, 0, 0); | |
8b2f0795 DH |
1426 | |
1427 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1428 | int enable = 0; | |
62899a28 | 1429 | if (AUVI_INPUT(i).audio_setup == NULL) |
8b2f0795 | 1430 | continue; |
8b2f0795 DH |
1431 | |
1432 | if (i == index) | |
1433 | enable = 1; | |
1434 | else | |
1435 | enable = 0; | |
1436 | if (enable) { | |
f1add5b5 | 1437 | (AUVI_INPUT(i).audio_setup)(dev, enable); |
8b2f0795 DH |
1438 | } else { |
1439 | /* Make sure we leave it turned on if some | |
1440 | other input is routed to this callback */ | |
f1add5b5 DH |
1441 | if ((AUVI_INPUT(i).audio_setup) != |
1442 | ((AUVI_INPUT(index).audio_setup))) { | |
1443 | (AUVI_INPUT(i).audio_setup)(dev, enable); | |
8b2f0795 DH |
1444 | } |
1445 | } | |
1446 | } | |
1447 | ||
5325b427 HV |
1448 | v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing, |
1449 | AUVI_INPUT(index).amux, 0, 0); | |
56230d1e HV |
1450 | } |
1451 | ||
1452 | static int vidioc_s_input(struct file *file, void *priv, unsigned int index) | |
1453 | { | |
05439b1a | 1454 | struct au0828_dev *dev = video_drvdata(file); |
050b6c98 | 1455 | struct video_device *vfd = video_devdata(file); |
56230d1e HV |
1456 | |
1457 | dprintk(1, "VIDIOC_S_INPUT in function %s, input=%d\n", __func__, | |
1458 | index); | |
1459 | if (index >= AU0828_MAX_INPUT) | |
1460 | return -EINVAL; | |
1461 | if (AUVI_INPUT(index).type == 0) | |
1462 | return -EINVAL; | |
174ced21 SK |
1463 | |
1464 | if (dev->ctrl_input == index) | |
1465 | return 0; | |
1466 | ||
56230d1e | 1467 | au0828_s_input(dev, index); |
050b6c98 SK |
1468 | |
1469 | /* | |
1470 | * Input has been changed. Disable the media source | |
1471 | * associated with the old input and enable source | |
1472 | * for the newly set input | |
1473 | */ | |
1474 | v4l_disable_media_source(vfd); | |
1475 | return v4l_enable_media_source(vfd); | |
8b2f0795 DH |
1476 | } |
1477 | ||
a2cf96f9 HV |
1478 | static int vidioc_enumaudio(struct file *file, void *priv, struct v4l2_audio *a) |
1479 | { | |
1480 | if (a->index > 1) | |
1481 | return -EINVAL; | |
1482 | ||
05439b1a SK |
1483 | dprintk(1, "%s called\n", __func__); |
1484 | ||
a2cf96f9 HV |
1485 | if (a->index == 0) |
1486 | strcpy(a->name, "Television"); | |
1487 | else | |
1488 | strcpy(a->name, "Line in"); | |
1489 | ||
1490 | a->capability = V4L2_AUDCAP_STEREO; | |
1491 | return 0; | |
1492 | } | |
1493 | ||
8b2f0795 DH |
1494 | static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) |
1495 | { | |
05439b1a SK |
1496 | struct au0828_dev *dev = video_drvdata(file); |
1497 | ||
e8e3039f | 1498 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1499 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1500 | |
a2cf96f9 HV |
1501 | a->index = dev->ctrl_ainput; |
1502 | if (a->index == 0) | |
8b2f0795 DH |
1503 | strcpy(a->name, "Television"); |
1504 | else | |
1505 | strcpy(a->name, "Line in"); | |
1506 | ||
1507 | a->capability = V4L2_AUDCAP_STEREO; | |
8b2f0795 DH |
1508 | return 0; |
1509 | } | |
1510 | ||
0e8025b9 | 1511 | static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio *a) |
8b2f0795 | 1512 | { |
05439b1a | 1513 | struct au0828_dev *dev = video_drvdata(file); |
a2cf96f9 | 1514 | |
62899a28 | 1515 | if (a->index != dev->ctrl_ainput) |
8b2f0795 | 1516 | return -EINVAL; |
05439b1a | 1517 | |
e8e3039f | 1518 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1519 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1520 | return 0; |
1521 | } | |
1522 | ||
8b2f0795 DH |
1523 | static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
1524 | { | |
05439b1a | 1525 | struct au0828_dev *dev = video_drvdata(file); |
b19581a9 SK |
1526 | struct video_device *vfd = video_devdata(file); |
1527 | int ret; | |
8b2f0795 | 1528 | |
62899a28 | 1529 | if (t->index != 0) |
8b2f0795 DH |
1530 | return -EINVAL; |
1531 | ||
b19581a9 SK |
1532 | ret = v4l_enable_media_source(vfd); |
1533 | if (ret) | |
1534 | return ret; | |
1535 | ||
e8e3039f | 1536 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1537 | dev->std_set_in_tuner_core, dev->dev_state); |
1538 | ||
8b2f0795 | 1539 | strcpy(t->name, "Auvitek tuner"); |
ea86968f HV |
1540 | |
1541 | au0828_init_tuner(dev); | |
1542 | i2c_gate_ctrl(dev, 1); | |
2689d3dc | 1543 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); |
ea86968f | 1544 | i2c_gate_ctrl(dev, 0); |
8b2f0795 DH |
1545 | return 0; |
1546 | } | |
1547 | ||
1548 | static int vidioc_s_tuner(struct file *file, void *priv, | |
2f73c7c5 | 1549 | const struct v4l2_tuner *t) |
8b2f0795 | 1550 | { |
05439b1a | 1551 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1552 | |
62899a28 | 1553 | if (t->index != 0) |
8b2f0795 DH |
1554 | return -EINVAL; |
1555 | ||
e8e3039f | 1556 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1557 | dev->std_set_in_tuner_core, dev->dev_state); |
1558 | ||
ea86968f | 1559 | au0828_init_tuner(dev); |
fa09cb9a | 1560 | i2c_gate_ctrl(dev, 1); |
2689d3dc | 1561 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); |
fa09cb9a | 1562 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1563 | |
8b2f0795 DH |
1564 | dprintk(1, "VIDIOC_S_TUNER: signal = %x, afc = %x\n", t->signal, |
1565 | t->afc); | |
e58071f0 | 1566 | |
8b2f0795 DH |
1567 | return 0; |
1568 | ||
1569 | } | |
1570 | ||
1571 | static int vidioc_g_frequency(struct file *file, void *priv, | |
1572 | struct v4l2_frequency *freq) | |
1573 | { | |
05439b1a | 1574 | struct au0828_dev *dev = video_drvdata(file); |
c888923d | 1575 | |
e1cf6587 HV |
1576 | if (freq->tuner != 0) |
1577 | return -EINVAL; | |
e8e3039f | 1578 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1579 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1580 | freq->frequency = dev->ctrl_freq; |
1581 | return 0; | |
1582 | } | |
1583 | ||
1584 | static int vidioc_s_frequency(struct file *file, void *priv, | |
b530a447 | 1585 | const struct v4l2_frequency *freq) |
8b2f0795 | 1586 | { |
05439b1a | 1587 | struct au0828_dev *dev = video_drvdata(file); |
e1cf6587 | 1588 | struct v4l2_frequency new_freq = *freq; |
8b2f0795 | 1589 | |
62899a28 | 1590 | if (freq->tuner != 0) |
8b2f0795 | 1591 | return -EINVAL; |
8b2f0795 | 1592 | |
e8e3039f | 1593 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1594 | dev->std_set_in_tuner_core, dev->dev_state); |
1595 | ||
ea86968f | 1596 | au0828_init_tuner(dev); |
fa09cb9a | 1597 | i2c_gate_ctrl(dev, 1); |
4a03dafc | 1598 | |
2689d3dc | 1599 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, freq); |
e1cf6587 HV |
1600 | /* Get the actual set (and possibly clamped) frequency */ |
1601 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, &new_freq); | |
1602 | dev->ctrl_freq = new_freq.frequency; | |
8b2f0795 | 1603 | |
fa09cb9a | 1604 | i2c_gate_ctrl(dev, 0); |
4a03dafc | 1605 | |
8b2f0795 DH |
1606 | au0828_analog_stream_reset(dev); |
1607 | ||
1608 | return 0; | |
1609 | } | |
1610 | ||
7f8eacd2 DH |
1611 | |
1612 | /* RAW VBI ioctls */ | |
1613 | ||
1614 | static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, | |
1615 | struct v4l2_format *format) | |
1616 | { | |
05439b1a SK |
1617 | struct au0828_dev *dev = video_drvdata(file); |
1618 | ||
e8e3039f | 1619 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1620 | dev->std_set_in_tuner_core, dev->dev_state); |
7f8eacd2 DH |
1621 | |
1622 | format->fmt.vbi.samples_per_line = dev->vbi_width; | |
1623 | format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
1624 | format->fmt.vbi.offset = 0; | |
1625 | format->fmt.vbi.flags = 0; | |
1626 | format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; | |
1627 | ||
1628 | format->fmt.vbi.count[0] = dev->vbi_height; | |
1629 | format->fmt.vbi.count[1] = dev->vbi_height; | |
1630 | format->fmt.vbi.start[0] = 21; | |
1631 | format->fmt.vbi.start[1] = 284; | |
8d86e4e8 | 1632 | memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved)); |
7f8eacd2 DH |
1633 | |
1634 | return 0; | |
1635 | } | |
1636 | ||
8b2f0795 DH |
1637 | static int vidioc_cropcap(struct file *file, void *priv, |
1638 | struct v4l2_cropcap *cc) | |
1639 | { | |
05439b1a | 1640 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1641 | |
62899a28 | 1642 | if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
8b2f0795 DH |
1643 | return -EINVAL; |
1644 | ||
e8e3039f | 1645 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1646 | dev->std_set_in_tuner_core, dev->dev_state); |
1647 | ||
8b2f0795 DH |
1648 | cc->bounds.left = 0; |
1649 | cc->bounds.top = 0; | |
1650 | cc->bounds.width = dev->width; | |
1651 | cc->bounds.height = dev->height; | |
1652 | ||
1653 | cc->defrect = cc->bounds; | |
1654 | ||
1655 | cc->pixelaspect.numerator = 54; | |
1656 | cc->pixelaspect.denominator = 59; | |
1657 | ||
1658 | return 0; | |
1659 | } | |
1660 | ||
80c6e358 | 1661 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
8b2f0795 DH |
1662 | static int vidioc_g_register(struct file *file, void *priv, |
1663 | struct v4l2_dbg_register *reg) | |
1664 | { | |
05439b1a SK |
1665 | struct au0828_dev *dev = video_drvdata(file); |
1666 | ||
e8e3039f | 1667 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1668 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1669 | |
364d2db2 | 1670 | reg->val = au0828_read(dev, reg->reg); |
ead5bc4e | 1671 | reg->size = 1; |
364d2db2 | 1672 | return 0; |
8b2f0795 DH |
1673 | } |
1674 | ||
1675 | static int vidioc_s_register(struct file *file, void *priv, | |
977ba3b1 | 1676 | const struct v4l2_dbg_register *reg) |
8b2f0795 | 1677 | { |
05439b1a SK |
1678 | struct au0828_dev *dev = video_drvdata(file); |
1679 | ||
e8e3039f | 1680 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1681 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1682 | |
364d2db2 | 1683 | return au0828_writereg(dev, reg->reg, reg->val); |
8b2f0795 | 1684 | } |
80c6e358 | 1685 | #endif |
8b2f0795 | 1686 | |
83b09422 HV |
1687 | static int vidioc_log_status(struct file *file, void *fh) |
1688 | { | |
1689 | struct video_device *vdev = video_devdata(file); | |
1690 | ||
05439b1a SK |
1691 | dprintk(1, "%s called\n", __func__); |
1692 | ||
83b09422 HV |
1693 | v4l2_ctrl_log_status(file, fh); |
1694 | v4l2_device_call_all(vdev->v4l2_dev, 0, core, log_status); | |
1695 | return 0; | |
1696 | } | |
1697 | ||
1a1ba95e MCC |
1698 | void au0828_v4l2_suspend(struct au0828_dev *dev) |
1699 | { | |
1700 | struct urb *urb; | |
1701 | int i; | |
1702 | ||
81187240 MCC |
1703 | pr_info("stopping V4L2\n"); |
1704 | ||
1a1ba95e | 1705 | if (dev->stream_state == STREAM_ON) { |
81187240 | 1706 | pr_info("stopping V4L2 active URBs\n"); |
1a1ba95e MCC |
1707 | au0828_analog_stream_disable(dev); |
1708 | /* stop urbs */ | |
1709 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1710 | urb = dev->isoc_ctl.urb[i]; | |
1711 | if (urb) { | |
1712 | if (!irqs_disabled()) | |
1713 | usb_kill_urb(urb); | |
1714 | else | |
1715 | usb_unlink_urb(urb); | |
1716 | } | |
1717 | } | |
1718 | } | |
1719 | ||
1720 | if (dev->vid_timeout_running) | |
1721 | del_timer_sync(&dev->vid_timeout); | |
1722 | if (dev->vbi_timeout_running) | |
1723 | del_timer_sync(&dev->vbi_timeout); | |
1724 | } | |
1725 | ||
1726 | void au0828_v4l2_resume(struct au0828_dev *dev) | |
1727 | { | |
1728 | int i, rc; | |
1729 | ||
81187240 MCC |
1730 | pr_info("restarting V4L2\n"); |
1731 | ||
1a1ba95e MCC |
1732 | if (dev->stream_state == STREAM_ON) { |
1733 | au0828_stream_interrupt(dev); | |
1734 | au0828_init_tuner(dev); | |
1735 | } | |
1736 | ||
1737 | if (dev->vid_timeout_running) | |
1738 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
1739 | if (dev->vbi_timeout_running) | |
1740 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1741 | ||
1742 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
1743 | au0828_i2s_init(dev); | |
1744 | ||
1745 | au0828_analog_stream_enable(dev); | |
1746 | ||
1747 | if (!(dev->stream_state == STREAM_ON)) { | |
1748 | au0828_analog_stream_reset(dev); | |
1749 | /* submit urbs */ | |
1750 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1751 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
1752 | if (rc) { | |
1753 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
1754 | i, rc); | |
1755 | au0828_uninit_isoc(dev); | |
1756 | } | |
1757 | } | |
1758 | } | |
1759 | } | |
1760 | ||
8b2f0795 DH |
1761 | static struct v4l2_file_operations au0828_v4l_fops = { |
1762 | .owner = THIS_MODULE, | |
1763 | .open = au0828_v4l2_open, | |
1764 | .release = au0828_v4l2_close, | |
05439b1a SK |
1765 | .read = vb2_fop_read, |
1766 | .poll = vb2_fop_poll, | |
1767 | .mmap = vb2_fop_mmap, | |
549ee4df | 1768 | .unlocked_ioctl = video_ioctl2, |
8b2f0795 DH |
1769 | }; |
1770 | ||
1771 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | |
1772 | .vidioc_querycap = vidioc_querycap, | |
1773 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | |
1774 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
1775 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
1776 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
5a5a4e16 | 1777 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
8d86e4e8 | 1778 | .vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
7f8eacd2 | 1779 | .vidioc_s_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
a2cf96f9 | 1780 | .vidioc_enumaudio = vidioc_enumaudio, |
8b2f0795 DH |
1781 | .vidioc_g_audio = vidioc_g_audio, |
1782 | .vidioc_s_audio = vidioc_s_audio, | |
1783 | .vidioc_cropcap = vidioc_cropcap, | |
05439b1a SK |
1784 | |
1785 | .vidioc_reqbufs = vb2_ioctl_reqbufs, | |
1786 | .vidioc_create_bufs = vb2_ioctl_create_bufs, | |
1787 | .vidioc_prepare_buf = vb2_ioctl_prepare_buf, | |
1788 | .vidioc_querybuf = vb2_ioctl_querybuf, | |
1789 | .vidioc_qbuf = vb2_ioctl_qbuf, | |
1790 | .vidioc_dqbuf = vb2_ioctl_dqbuf, | |
1791 | .vidioc_expbuf = vb2_ioctl_expbuf, | |
1792 | ||
8b2f0795 | 1793 | .vidioc_s_std = vidioc_s_std, |
33b6b89b | 1794 | .vidioc_g_std = vidioc_g_std, |
8b2f0795 DH |
1795 | .vidioc_enum_input = vidioc_enum_input, |
1796 | .vidioc_g_input = vidioc_g_input, | |
1797 | .vidioc_s_input = vidioc_s_input, | |
05439b1a SK |
1798 | |
1799 | .vidioc_streamon = vb2_ioctl_streamon, | |
1800 | .vidioc_streamoff = vb2_ioctl_streamoff, | |
1801 | ||
8b2f0795 DH |
1802 | .vidioc_g_tuner = vidioc_g_tuner, |
1803 | .vidioc_s_tuner = vidioc_s_tuner, | |
1804 | .vidioc_g_frequency = vidioc_g_frequency, | |
1805 | .vidioc_s_frequency = vidioc_s_frequency, | |
1806 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
1807 | .vidioc_g_register = vidioc_g_register, | |
1808 | .vidioc_s_register = vidioc_s_register, | |
8b2f0795 | 1809 | #endif |
83b09422 HV |
1810 | .vidioc_log_status = vidioc_log_status, |
1811 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, | |
1812 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
8b2f0795 DH |
1813 | }; |
1814 | ||
1815 | static const struct video_device au0828_video_template = { | |
1816 | .fops = &au0828_v4l_fops, | |
41071bb8 | 1817 | .release = video_device_release_empty, |
8b2f0795 | 1818 | .ioctl_ops = &video_ioctl_ops, |
f2fd7ce6 | 1819 | .tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL_M, |
8b2f0795 DH |
1820 | }; |
1821 | ||
05439b1a SK |
1822 | static int au0828_vb2_setup(struct au0828_dev *dev) |
1823 | { | |
1824 | int rc; | |
1825 | struct vb2_queue *q; | |
1826 | ||
1827 | /* Setup Videobuf2 for Video capture */ | |
1828 | q = &dev->vb_vidq; | |
1829 | q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1830 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1831 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1832 | q->drv_priv = dev; | |
1833 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1834 | q->ops = &au0828_video_qops; | |
1835 | q->mem_ops = &vb2_vmalloc_memops; | |
1836 | ||
1837 | rc = vb2_queue_init(q); | |
1838 | if (rc < 0) | |
1839 | return rc; | |
1840 | ||
1841 | /* Setup Videobuf2 for VBI capture */ | |
1842 | q = &dev->vb_vbiq; | |
1843 | q->type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1844 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1845 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1846 | q->drv_priv = dev; | |
1847 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1848 | q->ops = &au0828_vbi_qops; | |
1849 | q->mem_ops = &vb2_vmalloc_memops; | |
1850 | ||
1851 | rc = vb2_queue_init(q); | |
1852 | if (rc < 0) | |
1853 | return rc; | |
1854 | ||
1855 | return 0; | |
1856 | } | |
1857 | ||
d1f33737 MCC |
1858 | static void au0828_analog_create_entities(struct au0828_dev *dev) |
1859 | { | |
1860 | #if defined(CONFIG_MEDIA_CONTROLLER) | |
1861 | static const char * const inames[] = { | |
1862 | [AU0828_VMUX_COMPOSITE] = "Composite", | |
1863 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1864 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1865 | [AU0828_VMUX_TELEVISION] = "Television", | |
1866 | [AU0828_VMUX_DVB] = "DVB", | |
d1f33737 MCC |
1867 | }; |
1868 | int ret, i; | |
1869 | ||
1870 | /* Initialize Video and VBI pads */ | |
1871 | dev->video_pad.flags = MEDIA_PAD_FL_SINK; | |
ab22e77c | 1872 | ret = media_entity_pads_init(&dev->vdev.entity, 1, &dev->video_pad); |
d1f33737 MCC |
1873 | if (ret < 0) |
1874 | pr_err("failed to initialize video media entity!\n"); | |
1875 | ||
1876 | dev->vbi_pad.flags = MEDIA_PAD_FL_SINK; | |
ab22e77c | 1877 | ret = media_entity_pads_init(&dev->vbi_dev.entity, 1, &dev->vbi_pad); |
d1f33737 MCC |
1878 | if (ret < 0) |
1879 | pr_err("failed to initialize vbi media entity!\n"); | |
1880 | ||
1881 | /* Create entities for each input connector */ | |
1882 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1883 | struct media_entity *ent = &dev->input_ent[i]; | |
1884 | ||
1885 | if (AUVI_INPUT(i).type == AU0828_VMUX_UNDEFINED) | |
1886 | break; | |
1887 | ||
1888 | ent->name = inames[AUVI_INPUT(i).type]; | |
1889 | ent->flags = MEDIA_ENT_FL_CONNECTOR; | |
1890 | dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE; | |
1891 | ||
1892 | switch (AUVI_INPUT(i).type) { | |
1893 | case AU0828_VMUX_COMPOSITE: | |
4ca72efa | 1894 | ent->function = MEDIA_ENT_F_CONN_COMPOSITE; |
d1f33737 MCC |
1895 | break; |
1896 | case AU0828_VMUX_SVIDEO: | |
4ca72efa | 1897 | ent->function = MEDIA_ENT_F_CONN_SVIDEO; |
d1f33737 MCC |
1898 | break; |
1899 | case AU0828_VMUX_CABLE: | |
1900 | case AU0828_VMUX_TELEVISION: | |
1901 | case AU0828_VMUX_DVB: | |
34ac2532 | 1902 | default: /* Just to shut up a warning */ |
4ca72efa | 1903 | ent->function = MEDIA_ENT_F_CONN_RF; |
d1f33737 | 1904 | break; |
d1f33737 MCC |
1905 | } |
1906 | ||
ab22e77c | 1907 | ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]); |
d1f33737 MCC |
1908 | if (ret < 0) |
1909 | pr_err("failed to initialize input pad[%d]!\n", i); | |
1910 | ||
1911 | ret = media_device_register_entity(dev->media_dev, ent); | |
1912 | if (ret < 0) | |
1913 | pr_err("failed to register input entity %d!\n", i); | |
1914 | } | |
1915 | #endif | |
1916 | } | |
1917 | ||
8b2f0795 DH |
1918 | /**************************************************************************/ |
1919 | ||
fc4ce6cd DH |
1920 | int au0828_analog_register(struct au0828_dev *dev, |
1921 | struct usb_interface *interface) | |
8b2f0795 DH |
1922 | { |
1923 | int retval = -ENOMEM; | |
fc4ce6cd DH |
1924 | struct usb_host_interface *iface_desc; |
1925 | struct usb_endpoint_descriptor *endpoint; | |
d63b21bf | 1926 | int i, ret; |
8b2f0795 | 1927 | |
1fe3a8fe MCC |
1928 | dprintk(1, "au0828_analog_register called for intf#%d!\n", |
1929 | interface->cur_altsetting->desc.bInterfaceNumber); | |
8b2f0795 | 1930 | |
7b606ffd MCC |
1931 | /* No analog TV */ |
1932 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
1933 | return 0; | |
1934 | ||
fc4ce6cd DH |
1935 | /* set au0828 usb interface0 to as5 */ |
1936 | retval = usb_set_interface(dev->usbdev, | |
62899a28 | 1937 | interface->cur_altsetting->desc.bInterfaceNumber, 5); |
fc4ce6cd | 1938 | if (retval != 0) { |
83afb32a | 1939 | pr_info("Failure setting usb interface0 to as5\n"); |
fc4ce6cd DH |
1940 | return retval; |
1941 | } | |
1942 | ||
1943 | /* Figure out which endpoint has the isoc interface */ | |
1944 | iface_desc = interface->cur_altsetting; | |
62899a28 | 1945 | for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { |
fc4ce6cd | 1946 | endpoint = &iface_desc->endpoint[i].desc; |
62899a28 DH |
1947 | if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) |
1948 | == USB_DIR_IN) && | |
1949 | ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) | |
1950 | == USB_ENDPOINT_XFER_ISOC)) { | |
fc4ce6cd DH |
1951 | |
1952 | /* we find our isoc in endpoint */ | |
1953 | u16 tmp = le16_to_cpu(endpoint->wMaxPacketSize); | |
62899a28 DH |
1954 | dev->max_pkt_size = (tmp & 0x07ff) * |
1955 | (((tmp & 0x1800) >> 11) + 1); | |
fc4ce6cd | 1956 | dev->isoc_in_endpointaddr = endpoint->bEndpointAddress; |
1fe3a8fe MCC |
1957 | dprintk(1, |
1958 | "Found isoc endpoint 0x%02x, max size = %d\n", | |
1959 | dev->isoc_in_endpointaddr, dev->max_pkt_size); | |
fc4ce6cd DH |
1960 | } |
1961 | } | |
62899a28 | 1962 | if (!(dev->isoc_in_endpointaddr)) { |
83afb32a | 1963 | pr_info("Could not locate isoc endpoint\n"); |
fc4ce6cd DH |
1964 | return -ENODEV; |
1965 | } | |
1966 | ||
8b2f0795 DH |
1967 | init_waitqueue_head(&dev->open); |
1968 | spin_lock_init(&dev->slock); | |
8b2f0795 | 1969 | |
7f8eacd2 | 1970 | /* init video dma queues */ |
8b2f0795 | 1971 | INIT_LIST_HEAD(&dev->vidq.active); |
7f8eacd2 | 1972 | INIT_LIST_HEAD(&dev->vbiq.active); |
8b2f0795 | 1973 | |
30a8f2a0 JL |
1974 | setup_timer(&dev->vid_timeout, au0828_vid_buffer_timeout, |
1975 | (unsigned long)dev); | |
1976 | setup_timer(&dev->vbi_timeout, au0828_vbi_buffer_timeout, | |
1977 | (unsigned long)dev); | |
78ca5005 | 1978 | |
8b2f0795 DH |
1979 | dev->width = NTSC_STD_W; |
1980 | dev->height = NTSC_STD_H; | |
1981 | dev->field_size = dev->width * dev->height; | |
1982 | dev->frame_size = dev->field_size << 1; | |
1983 | dev->bytesperline = dev->width << 1; | |
de8d2bbf HV |
1984 | dev->vbi_width = 720; |
1985 | dev->vbi_height = 1; | |
8b2f0795 | 1986 | dev->ctrl_ainput = 0; |
e1cf6587 | 1987 | dev->ctrl_freq = 960; |
33b6b89b | 1988 | dev->std = V4L2_STD_NTSC_M; |
174ced21 | 1989 | /* Default input is TV Tuner */ |
56230d1e | 1990 | au0828_s_input(dev, 0); |
8b2f0795 | 1991 | |
05439b1a SK |
1992 | mutex_init(&dev->vb_queue_lock); |
1993 | mutex_init(&dev->vb_vbi_queue_lock); | |
1994 | ||
8b2f0795 | 1995 | /* Fill the video capture device struct */ |
41071bb8 SK |
1996 | dev->vdev = au0828_video_template; |
1997 | dev->vdev.v4l2_dev = &dev->v4l2_dev; | |
1998 | dev->vdev.lock = &dev->lock; | |
1999 | dev->vdev.queue = &dev->vb_vidq; | |
2000 | dev->vdev.queue->lock = &dev->vb_queue_lock; | |
2001 | strcpy(dev->vdev.name, "au0828a video"); | |
8b2f0795 DH |
2002 | |
2003 | /* Setup the VBI device */ | |
41071bb8 SK |
2004 | dev->vbi_dev = au0828_video_template; |
2005 | dev->vbi_dev.v4l2_dev = &dev->v4l2_dev; | |
2006 | dev->vbi_dev.lock = &dev->lock; | |
2007 | dev->vbi_dev.queue = &dev->vb_vbiq; | |
2008 | dev->vbi_dev.queue->lock = &dev->vb_vbi_queue_lock; | |
2009 | strcpy(dev->vbi_dev.name, "au0828a vbi"); | |
8b2f0795 | 2010 | |
d1f33737 MCC |
2011 | /* Init entities at the Media Controller */ |
2012 | au0828_analog_create_entities(dev); | |
bed69196 | 2013 | |
05439b1a SK |
2014 | /* initialize videobuf2 stuff */ |
2015 | retval = au0828_vb2_setup(dev); | |
2016 | if (retval != 0) { | |
2017 | dprintk(1, "unable to setup videobuf2 queues (error = %d).\n", | |
2018 | retval); | |
41071bb8 | 2019 | return -ENODEV; |
05439b1a SK |
2020 | } |
2021 | ||
8b2f0795 | 2022 | /* Register the v4l2 device */ |
41071bb8 SK |
2023 | video_set_drvdata(&dev->vdev, dev); |
2024 | retval = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, -1); | |
62899a28 DH |
2025 | if (retval != 0) { |
2026 | dprintk(1, "unable to register video device (error = %d).\n", | |
2027 | retval); | |
d63b21bf | 2028 | ret = -ENODEV; |
05439b1a | 2029 | goto err_reg_vdev; |
8b2f0795 DH |
2030 | } |
2031 | ||
2032 | /* Register the vbi device */ | |
41071bb8 SK |
2033 | video_set_drvdata(&dev->vbi_dev, dev); |
2034 | retval = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI, -1); | |
62899a28 DH |
2035 | if (retval != 0) { |
2036 | dprintk(1, "unable to register vbi device (error = %d).\n", | |
2037 | retval); | |
d63b21bf | 2038 | ret = -ENODEV; |
05439b1a | 2039 | goto err_reg_vbi_dev; |
8b2f0795 | 2040 | } |
9822f417 MCC |
2041 | |
2042 | #ifdef CONFIG_MEDIA_CONTROLLER | |
2043 | retval = v4l2_mc_create_media_graph(dev->media_dev); | |
7b606ffd MCC |
2044 | if (retval) { |
2045 | pr_err("%s() au0282_dev_register failed to create graph\n", | |
2046 | __func__); | |
2047 | ret = -ENODEV; | |
2048 | goto err_reg_vbi_dev; | |
2049 | } | |
9822f417 | 2050 | #endif |
8b2f0795 | 2051 | |
62899a28 | 2052 | dprintk(1, "%s completed!\n", __func__); |
8b2f0795 DH |
2053 | |
2054 | return 0; | |
d63b21bf | 2055 | |
05439b1a | 2056 | err_reg_vbi_dev: |
41071bb8 | 2057 | video_unregister_device(&dev->vdev); |
05439b1a SK |
2058 | err_reg_vdev: |
2059 | vb2_queue_release(&dev->vb_vidq); | |
2060 | vb2_queue_release(&dev->vb_vbiq); | |
d63b21bf | 2061 | return ret; |
8b2f0795 DH |
2062 | } |
2063 |