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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) { | |
8b2f0795 DH |
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]) { | |
22990690 | 256 | printk("unable to allocate %i bytes for transfer buffer %i%s\n", |
8b2f0795 DH |
257 | sb_size, i, |
258 | in_interrupt() ? " while in int" : ""); | |
259 | au0828_uninit_isoc(dev); | |
260 | return -ENOMEM; | |
261 | } | |
262 | memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); | |
263 | ||
264 | pipe = usb_rcvisocpipe(dev->usbdev, | |
265 | dev->isoc_in_endpointaddr), | |
266 | ||
267 | usb_fill_int_urb(urb, dev->usbdev, pipe, | |
268 | dev->isoc_ctl.transfer_buffer[i], sb_size, | |
269 | au0828_irq_callback, dma_q, 1); | |
270 | ||
271 | urb->number_of_packets = max_packets; | |
fadadb7d | 272 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; |
8b2f0795 DH |
273 | |
274 | k = 0; | |
275 | for (j = 0; j < max_packets; j++) { | |
276 | urb->iso_frame_desc[j].offset = k; | |
277 | urb->iso_frame_desc[j].length = | |
278 | dev->isoc_ctl.max_pkt_size; | |
279 | k += dev->isoc_ctl.max_pkt_size; | |
280 | } | |
281 | } | |
282 | ||
8b2f0795 DH |
283 | /* submit urbs and enables IRQ */ |
284 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
285 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
286 | if (rc) { | |
287 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
288 | i, rc); | |
289 | au0828_uninit_isoc(dev); | |
290 | return rc; | |
291 | } | |
292 | } | |
293 | ||
294 | return 0; | |
295 | } | |
296 | ||
297 | /* | |
298 | * Announces that a buffer were filled and request the next | |
299 | */ | |
300 | static inline void buffer_filled(struct au0828_dev *dev, | |
c5036d61 LP |
301 | struct au0828_dmaqueue *dma_q, |
302 | struct au0828_buffer *buf) | |
8b2f0795 | 303 | { |
2d700715 JS |
304 | struct vb2_v4l2_buffer *vb = &buf->vb; |
305 | struct vb2_queue *q = vb->vb2_buf.vb2_queue; | |
8b2f0795 | 306 | |
7f8eacd2 | 307 | /* Advice that buffer was filled */ |
05439b1a | 308 | au0828_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field); |
7f8eacd2 | 309 | |
c5036d61 | 310 | if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
2d700715 | 311 | vb->sequence = dev->frame_count++; |
c5036d61 | 312 | else |
2d700715 | 313 | vb->sequence = dev->vbi_frame_count++; |
c5036d61 | 314 | |
2d700715 | 315 | vb->field = V4L2_FIELD_INTERLACED; |
d6dd645e | 316 | vb->vb2_buf.timestamp = ktime_get_ns(); |
2d700715 | 317 | vb2_buffer_done(&vb->vb2_buf, VB2_BUF_STATE_DONE); |
7f8eacd2 DH |
318 | } |
319 | ||
8b2f0795 DH |
320 | /* |
321 | * Identify the buffer header type and properly handles | |
322 | */ | |
323 | static void au0828_copy_video(struct au0828_dev *dev, | |
324 | struct au0828_dmaqueue *dma_q, | |
325 | struct au0828_buffer *buf, | |
326 | unsigned char *p, | |
327 | unsigned char *outp, unsigned long len) | |
328 | { | |
329 | void *fieldstart, *startwrite, *startread; | |
330 | int linesdone, currlinedone, offset, lencopy, remain; | |
331 | int bytesperline = dev->width << 1; /* Assumes 16-bit depth @@@@ */ | |
332 | ||
7f8eacd2 DH |
333 | if (len == 0) |
334 | return; | |
335 | ||
05439b1a SK |
336 | if (dma_q->pos + len > buf->length) |
337 | len = buf->length - dma_q->pos; | |
8b2f0795 DH |
338 | |
339 | startread = p; | |
340 | remain = len; | |
341 | ||
342 | /* Interlaces frame */ | |
343 | if (buf->top_field) | |
344 | fieldstart = outp; | |
345 | else | |
346 | fieldstart = outp + bytesperline; | |
347 | ||
348 | linesdone = dma_q->pos / bytesperline; | |
349 | currlinedone = dma_q->pos % bytesperline; | |
350 | offset = linesdone * bytesperline * 2 + currlinedone; | |
351 | startwrite = fieldstart + offset; | |
352 | lencopy = bytesperline - currlinedone; | |
353 | lencopy = lencopy > remain ? remain : lencopy; | |
354 | ||
05439b1a | 355 | if ((char *)startwrite + lencopy > (char *)outp + buf->length) { |
8b2f0795 DH |
356 | au0828_isocdbg("Overflow of %zi bytes past buffer end (1)\n", |
357 | ((char *)startwrite + lencopy) - | |
05439b1a SK |
358 | ((char *)outp + buf->length)); |
359 | remain = (char *)outp + buf->length - (char *)startwrite; | |
8b2f0795 DH |
360 | lencopy = remain; |
361 | } | |
362 | if (lencopy <= 0) | |
363 | return; | |
364 | memcpy(startwrite, startread, lencopy); | |
365 | ||
366 | remain -= lencopy; | |
367 | ||
368 | while (remain > 0) { | |
369 | startwrite += lencopy + bytesperline; | |
370 | startread += lencopy; | |
371 | if (bytesperline > remain) | |
372 | lencopy = remain; | |
373 | else | |
374 | lencopy = bytesperline; | |
375 | ||
376 | if ((char *)startwrite + lencopy > (char *)outp + | |
05439b1a | 377 | buf->length) { |
62899a28 | 378 | au0828_isocdbg("Overflow %zi bytes past buf end (2)\n", |
8b2f0795 | 379 | ((char *)startwrite + lencopy) - |
05439b1a SK |
380 | ((char *)outp + buf->length)); |
381 | lencopy = remain = (char *)outp + buf->length - | |
8b2f0795 DH |
382 | (char *)startwrite; |
383 | } | |
384 | if (lencopy <= 0) | |
385 | break; | |
386 | ||
387 | memcpy(startwrite, startread, lencopy); | |
388 | ||
389 | remain -= lencopy; | |
390 | } | |
391 | ||
392 | if (offset > 1440) { | |
393 | /* We have enough data to check for greenscreen */ | |
62899a28 | 394 | if (outp[0] < 0x60 && outp[1440] < 0x60) |
8b2f0795 | 395 | dev->greenscreen_detected = 1; |
8b2f0795 DH |
396 | } |
397 | ||
398 | dma_q->pos += len; | |
399 | } | |
400 | ||
401 | /* | |
402 | * video-buf generic routine to get the next available buffer | |
403 | */ | |
404 | static inline void get_next_buf(struct au0828_dmaqueue *dma_q, | |
405 | struct au0828_buffer **buf) | |
406 | { | |
407 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
408 | ||
409 | if (list_empty(&dma_q->active)) { | |
410 | au0828_isocdbg("No active queue to serve\n"); | |
411 | dev->isoc_ctl.buf = NULL; | |
412 | *buf = NULL; | |
413 | return; | |
414 | } | |
415 | ||
416 | /* Get the next buffer */ | |
05439b1a SK |
417 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
418 | /* Cleans up buffer - Useful for testing for frame/URB loss */ | |
419 | list_del(&(*buf)->list); | |
420 | dma_q->pos = 0; | |
421 | (*buf)->vb_buf = (*buf)->mem; | |
8b2f0795 DH |
422 | dev->isoc_ctl.buf = *buf; |
423 | ||
424 | return; | |
425 | } | |
426 | ||
7f8eacd2 DH |
427 | static void au0828_copy_vbi(struct au0828_dev *dev, |
428 | struct au0828_dmaqueue *dma_q, | |
429 | struct au0828_buffer *buf, | |
430 | unsigned char *p, | |
431 | unsigned char *outp, unsigned long len) | |
432 | { | |
433 | unsigned char *startwrite, *startread; | |
b5f5933a | 434 | int bytesperline; |
7f8eacd2 DH |
435 | int i, j = 0; |
436 | ||
437 | if (dev == NULL) { | |
438 | au0828_isocdbg("dev is null\n"); | |
439 | return; | |
440 | } | |
441 | ||
442 | if (dma_q == NULL) { | |
443 | au0828_isocdbg("dma_q is null\n"); | |
444 | return; | |
445 | } | |
446 | if (buf == NULL) | |
447 | return; | |
448 | if (p == NULL) { | |
449 | au0828_isocdbg("p is null\n"); | |
450 | return; | |
451 | } | |
452 | if (outp == NULL) { | |
453 | au0828_isocdbg("outp is null\n"); | |
454 | return; | |
455 | } | |
456 | ||
b5f5933a DC |
457 | bytesperline = dev->vbi_width; |
458 | ||
05439b1a SK |
459 | if (dma_q->pos + len > buf->length) |
460 | len = buf->length - dma_q->pos; | |
7f8eacd2 DH |
461 | |
462 | startread = p; | |
463 | startwrite = outp + (dma_q->pos / 2); | |
464 | ||
465 | /* Make sure the bottom field populates the second half of the frame */ | |
466 | if (buf->top_field == 0) | |
467 | startwrite += bytesperline * dev->vbi_height; | |
468 | ||
469 | for (i = 0; i < len; i += 2) | |
470 | startwrite[j++] = startread[i+1]; | |
471 | ||
472 | dma_q->pos += len; | |
473 | } | |
474 | ||
475 | ||
476 | /* | |
477 | * video-buf generic routine to get the next available VBI buffer | |
478 | */ | |
479 | static inline void vbi_get_next_buf(struct au0828_dmaqueue *dma_q, | |
480 | struct au0828_buffer **buf) | |
481 | { | |
482 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vbiq); | |
7f8eacd2 DH |
483 | |
484 | if (list_empty(&dma_q->active)) { | |
485 | au0828_isocdbg("No active queue to serve\n"); | |
486 | dev->isoc_ctl.vbi_buf = NULL; | |
487 | *buf = NULL; | |
488 | return; | |
489 | } | |
490 | ||
491 | /* Get the next buffer */ | |
05439b1a | 492 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
25985edc | 493 | /* Cleans up buffer - Useful for testing for frame/URB loss */ |
05439b1a SK |
494 | list_del(&(*buf)->list); |
495 | dma_q->pos = 0; | |
496 | (*buf)->vb_buf = (*buf)->mem; | |
7f8eacd2 | 497 | dev->isoc_ctl.vbi_buf = *buf; |
7f8eacd2 DH |
498 | return; |
499 | } | |
500 | ||
8b2f0795 DH |
501 | /* |
502 | * Controls the isoc copy of each urb packet | |
503 | */ | |
504 | static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) | |
505 | { | |
506 | struct au0828_buffer *buf; | |
7f8eacd2 | 507 | struct au0828_buffer *vbi_buf; |
8b2f0795 | 508 | struct au0828_dmaqueue *dma_q = urb->context; |
7f8eacd2 | 509 | struct au0828_dmaqueue *vbi_dma_q = &dev->vbiq; |
8b2f0795 | 510 | unsigned char *outp = NULL; |
7f8eacd2 | 511 | unsigned char *vbioutp = NULL; |
8b2f0795 DH |
512 | int i, len = 0, rc = 1; |
513 | unsigned char *p; | |
514 | unsigned char fbyte; | |
7f8eacd2 DH |
515 | unsigned int vbi_field_size; |
516 | unsigned int remain, lencopy; | |
8b2f0795 DH |
517 | |
518 | if (!dev) | |
519 | return 0; | |
520 | ||
e8e3039f MCC |
521 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state) || |
522 | test_bit(DEV_MISCONFIGURED, &dev->dev_state)) | |
8b2f0795 DH |
523 | return 0; |
524 | ||
525 | if (urb->status < 0) { | |
526 | print_err_status(dev, -1, urb->status); | |
527 | if (urb->status == -ENOENT) | |
528 | return 0; | |
529 | } | |
530 | ||
531 | buf = dev->isoc_ctl.buf; | |
532 | if (buf != NULL) | |
2d700715 | 533 | outp = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
8b2f0795 | 534 | |
7f8eacd2 DH |
535 | vbi_buf = dev->isoc_ctl.vbi_buf; |
536 | if (vbi_buf != NULL) | |
2d700715 | 537 | vbioutp = vb2_plane_vaddr(&vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 | 538 | |
8b2f0795 DH |
539 | for (i = 0; i < urb->number_of_packets; i++) { |
540 | int status = urb->iso_frame_desc[i].status; | |
541 | ||
542 | if (status < 0) { | |
543 | print_err_status(dev, i, status); | |
544 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
545 | continue; | |
546 | } | |
547 | ||
62899a28 | 548 | if (urb->iso_frame_desc[i].actual_length <= 0) |
8b2f0795 | 549 | continue; |
62899a28 | 550 | |
8b2f0795 DH |
551 | if (urb->iso_frame_desc[i].actual_length > |
552 | dev->max_pkt_size) { | |
553 | au0828_isocdbg("packet bigger than packet size"); | |
554 | continue; | |
555 | } | |
556 | ||
557 | p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; | |
558 | fbyte = p[0]; | |
559 | len = urb->iso_frame_desc[i].actual_length - 4; | |
560 | p += 4; | |
561 | ||
562 | if (fbyte & 0x80) { | |
563 | len -= 4; | |
564 | p += 4; | |
565 | au0828_isocdbg("Video frame %s\n", | |
566 | (fbyte & 0x40) ? "odd" : "even"); | |
bde3bb9a | 567 | if (fbyte & 0x40) { |
7f8eacd2 DH |
568 | /* VBI */ |
569 | if (vbi_buf != NULL) | |
c5036d61 | 570 | buffer_filled(dev, vbi_dma_q, vbi_buf); |
7f8eacd2 DH |
571 | vbi_get_next_buf(vbi_dma_q, &vbi_buf); |
572 | if (vbi_buf == NULL) | |
573 | vbioutp = NULL; | |
574 | else | |
05439b1a | 575 | vbioutp = vb2_plane_vaddr( |
2d700715 | 576 | &vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 DH |
577 | |
578 | /* Video */ | |
8b2f0795 DH |
579 | if (buf != NULL) |
580 | buffer_filled(dev, dma_q, buf); | |
581 | get_next_buf(dma_q, &buf); | |
62899a28 | 582 | if (buf == NULL) |
8b2f0795 | 583 | outp = NULL; |
62899a28 | 584 | else |
2d700715 JS |
585 | outp = vb2_plane_vaddr( |
586 | &buf->vb.vb2_buf, 0); | |
78ca5005 DH |
587 | |
588 | /* As long as isoc traffic is arriving, keep | |
589 | resetting the timer */ | |
590 | if (dev->vid_timeout_running) | |
591 | mod_timer(&dev->vid_timeout, | |
592 | jiffies + (HZ / 10)); | |
593 | if (dev->vbi_timeout_running) | |
594 | mod_timer(&dev->vbi_timeout, | |
595 | jiffies + (HZ / 10)); | |
8b2f0795 DH |
596 | } |
597 | ||
598 | if (buf != NULL) { | |
62899a28 | 599 | if (fbyte & 0x40) |
8b2f0795 | 600 | buf->top_field = 1; |
62899a28 | 601 | else |
8b2f0795 | 602 | buf->top_field = 0; |
8b2f0795 DH |
603 | } |
604 | ||
7f8eacd2 DH |
605 | if (vbi_buf != NULL) { |
606 | if (fbyte & 0x40) | |
607 | vbi_buf->top_field = 1; | |
608 | else | |
609 | vbi_buf->top_field = 0; | |
610 | } | |
611 | ||
612 | dev->vbi_read = 0; | |
613 | vbi_dma_q->pos = 0; | |
8b2f0795 DH |
614 | dma_q->pos = 0; |
615 | } | |
7f8eacd2 DH |
616 | |
617 | vbi_field_size = dev->vbi_width * dev->vbi_height * 2; | |
618 | if (dev->vbi_read < vbi_field_size) { | |
619 | remain = vbi_field_size - dev->vbi_read; | |
620 | if (len < remain) | |
621 | lencopy = len; | |
622 | else | |
623 | lencopy = remain; | |
624 | ||
625 | if (vbi_buf != NULL) | |
626 | au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p, | |
627 | vbioutp, len); | |
628 | ||
629 | len -= lencopy; | |
630 | p += lencopy; | |
631 | dev->vbi_read += lencopy; | |
632 | } | |
633 | ||
634 | if (dev->vbi_read >= vbi_field_size && buf != NULL) | |
8b2f0795 | 635 | au0828_copy_video(dev, dma_q, buf, p, outp, len); |
8b2f0795 DH |
636 | } |
637 | return rc; | |
638 | } | |
639 | ||
7b606ffd MCC |
640 | void au0828_usb_v4l2_media_release(struct au0828_dev *dev) |
641 | { | |
642 | #ifdef CONFIG_MEDIA_CONTROLLER | |
643 | int i; | |
644 | ||
645 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
646 | if (AUVI_INPUT(i).type == AU0828_VMUX_UNDEFINED) | |
647 | return; | |
648 | media_device_unregister_entity(&dev->input_ent[i]); | |
649 | } | |
650 | #endif | |
651 | } | |
652 | ||
7b606ffd MCC |
653 | static void au0828_usb_v4l2_release(struct v4l2_device *v4l2_dev) |
654 | { | |
655 | struct au0828_dev *dev = | |
656 | container_of(v4l2_dev, struct au0828_dev, v4l2_dev); | |
657 | ||
658 | v4l2_ctrl_handler_free(&dev->v4l2_ctrl_hdl); | |
659 | v4l2_device_unregister(&dev->v4l2_dev); | |
660 | au0828_usb_v4l2_media_release(dev); | |
661 | au0828_usb_release(dev); | |
662 | } | |
663 | ||
664 | int au0828_v4l2_device_register(struct usb_interface *interface, | |
665 | struct au0828_dev *dev) | |
666 | { | |
667 | int retval; | |
668 | ||
669 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
670 | return 0; | |
671 | ||
672 | /* Create the v4l2_device */ | |
673 | #ifdef CONFIG_MEDIA_CONTROLLER | |
674 | dev->v4l2_dev.mdev = dev->media_dev; | |
675 | #endif | |
676 | retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev); | |
677 | if (retval) { | |
678 | pr_err("%s() v4l2_device_register failed\n", | |
679 | __func__); | |
7b606ffd MCC |
680 | return retval; |
681 | } | |
682 | ||
683 | dev->v4l2_dev.release = au0828_usb_v4l2_release; | |
684 | ||
685 | /* This control handler will inherit the controls from au8522 */ | |
686 | retval = v4l2_ctrl_handler_init(&dev->v4l2_ctrl_hdl, 4); | |
687 | if (retval) { | |
688 | pr_err("%s() v4l2_ctrl_handler_init failed\n", | |
689 | __func__); | |
7b606ffd MCC |
690 | return retval; |
691 | } | |
692 | dev->v4l2_dev.ctrl_handler = &dev->v4l2_ctrl_hdl; | |
693 | ||
694 | return 0; | |
695 | } | |
696 | ||
df9ecb0c | 697 | static int queue_setup(struct vb2_queue *vq, |
05439b1a | 698 | unsigned int *nbuffers, unsigned int *nplanes, |
36c0f8b3 | 699 | unsigned int sizes[], struct device *alloc_devs[]) |
8b2f0795 | 700 | { |
05439b1a | 701 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
df9ecb0c | 702 | unsigned long size = dev->height * dev->bytesperline; |
8b2f0795 | 703 | |
df9ecb0c HV |
704 | if (*nplanes) |
705 | return sizes[0] < size ? -EINVAL : 0; | |
05439b1a SK |
706 | *nplanes = 1; |
707 | sizes[0] = size; | |
05439b1a | 708 | return 0; |
8b2f0795 DH |
709 | } |
710 | ||
711 | static int | |
05439b1a | 712 | buffer_prepare(struct vb2_buffer *vb) |
8b2f0795 | 713 | { |
2d700715 JS |
714 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
715 | struct au0828_buffer *buf = container_of(vbuf, | |
716 | struct au0828_buffer, vb); | |
05439b1a | 717 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 718 | |
05439b1a | 719 | buf->length = dev->height * dev->bytesperline; |
8b2f0795 | 720 | |
05439b1a SK |
721 | if (vb2_plane_size(vb, 0) < buf->length) { |
722 | pr_err("%s data will not fit into plane (%lu < %lu)\n", | |
723 | __func__, vb2_plane_size(vb, 0), buf->length); | |
8b2f0795 | 724 | return -EINVAL; |
8b2f0795 | 725 | } |
2d700715 | 726 | vb2_set_plane_payload(&buf->vb.vb2_buf, 0, buf->length); |
8b2f0795 | 727 | return 0; |
8b2f0795 DH |
728 | } |
729 | ||
730 | static void | |
05439b1a | 731 | buffer_queue(struct vb2_buffer *vb) |
8b2f0795 | 732 | { |
2d700715 JS |
733 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
734 | struct au0828_buffer *buf = container_of(vbuf, | |
8b2f0795 DH |
735 | struct au0828_buffer, |
736 | vb); | |
05439b1a | 737 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 738 | struct au0828_dmaqueue *vidq = &dev->vidq; |
05439b1a | 739 | unsigned long flags = 0; |
8b2f0795 | 740 | |
05439b1a SK |
741 | buf->mem = vb2_plane_vaddr(vb, 0); |
742 | buf->length = vb2_plane_size(vb, 0); | |
8b2f0795 | 743 | |
05439b1a SK |
744 | spin_lock_irqsave(&dev->slock, flags); |
745 | list_add_tail(&buf->list, &vidq->active); | |
746 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 DH |
747 | } |
748 | ||
8b2f0795 DH |
749 | static int au0828_i2s_init(struct au0828_dev *dev) |
750 | { | |
751 | /* Enable i2s mode */ | |
752 | au0828_writereg(dev, AU0828_AUDIOCTRL_50C, 0x01); | |
753 | return 0; | |
754 | } | |
755 | ||
756 | /* | |
757 | * Auvitek au0828 analog stream enable | |
8b2f0795 | 758 | */ |
a094ca46 | 759 | static int au0828_analog_stream_enable(struct au0828_dev *d) |
8b2f0795 | 760 | { |
64ea37bb | 761 | struct usb_interface *iface; |
1fe3a8fe | 762 | int ret, h, w; |
64ea37bb | 763 | |
8b2f0795 | 764 | dprintk(1, "au0828_analog_stream_enable called\n"); |
64ea37bb MCC |
765 | |
766 | iface = usb_ifnum_to_if(d->usbdev, 0); | |
767 | if (iface && iface->cur_altsetting->desc.bAlternateSetting != 5) { | |
768 | dprintk(1, "Changing intf#0 to alt 5\n"); | |
769 | /* set au0828 interface0 to AS5 here again */ | |
770 | ret = usb_set_interface(d->usbdev, 0, 5); | |
771 | if (ret < 0) { | |
83afb32a | 772 | pr_info("Au0828 can't set alt setting to 5!\n"); |
64ea37bb MCC |
773 | return -EBUSY; |
774 | } | |
775 | } | |
776 | ||
1fe3a8fe MCC |
777 | h = d->height / 2 + 2; |
778 | w = d->width * 2; | |
64ea37bb | 779 | |
8b2f0795 DH |
780 | au0828_writereg(d, AU0828_SENSORCTRL_VBI_103, 0x00); |
781 | au0828_writereg(d, 0x106, 0x00); | |
782 | /* set x position */ | |
783 | au0828_writereg(d, 0x110, 0x00); | |
784 | au0828_writereg(d, 0x111, 0x00); | |
1fe3a8fe MCC |
785 | au0828_writereg(d, 0x114, w & 0xff); |
786 | au0828_writereg(d, 0x115, w >> 8); | |
8b2f0795 | 787 | /* set y position */ |
7f8eacd2 | 788 | au0828_writereg(d, 0x112, 0x00); |
8b2f0795 | 789 | au0828_writereg(d, 0x113, 0x00); |
1fe3a8fe MCC |
790 | au0828_writereg(d, 0x116, h & 0xff); |
791 | au0828_writereg(d, 0x117, h >> 8); | |
8b2f0795 DH |
792 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0xb3); |
793 | ||
794 | return 0; | |
795 | } | |
796 | ||
05439b1a | 797 | static int au0828_analog_stream_disable(struct au0828_dev *d) |
8b2f0795 DH |
798 | { |
799 | dprintk(1, "au0828_analog_stream_disable called\n"); | |
800 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0x0); | |
801 | return 0; | |
802 | } | |
803 | ||
a094ca46 | 804 | static void au0828_analog_stream_reset(struct au0828_dev *dev) |
8b2f0795 DH |
805 | { |
806 | dprintk(1, "au0828_analog_stream_reset called\n"); | |
807 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0x0); | |
808 | mdelay(30); | |
809 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0xb3); | |
810 | } | |
811 | ||
812 | /* | |
813 | * Some operations needs to stop current streaming | |
814 | */ | |
815 | static int au0828_stream_interrupt(struct au0828_dev *dev) | |
816 | { | |
817 | int ret = 0; | |
818 | ||
819 | dev->stream_state = STREAM_INTERRUPT; | |
e8e3039f | 820 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) |
8b2f0795 | 821 | return -ENODEV; |
62899a28 | 822 | else if (ret) { |
e8e3039f | 823 | set_bit(DEV_MISCONFIGURED, &dev->dev_state); |
62899a28 | 824 | dprintk(1, "%s device is misconfigured!\n", __func__); |
8b2f0795 DH |
825 | return ret; |
826 | } | |
827 | return 0; | |
828 | } | |
829 | ||
05439b1a | 830 | int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count) |
8b2f0795 | 831 | { |
05439b1a SK |
832 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
833 | int rc = 0; | |
8b2f0795 | 834 | |
05439b1a SK |
835 | dprintk(1, "au0828_start_analog_streaming called %d\n", |
836 | dev->streaming_users); | |
8b2f0795 | 837 | |
05439b1a SK |
838 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
839 | dev->frame_count = 0; | |
840 | else | |
841 | dev->vbi_frame_count = 0; | |
842 | ||
843 | if (dev->streaming_users == 0) { | |
844 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
845 | au0828_i2s_init(dev); | |
846 | rc = au0828_init_isoc(dev, AU0828_ISO_PACKETS_PER_URB, | |
847 | AU0828_MAX_ISO_BUFS, dev->max_pkt_size, | |
848 | au0828_isoc_copy); | |
849 | if (rc < 0) { | |
850 | pr_info("au0828_init_isoc failed\n"); | |
851 | return rc; | |
852 | } | |
8b2f0795 | 853 | |
05439b1a SK |
854 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
855 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, | |
856 | s_stream, 1); | |
857 | dev->vid_timeout_running = 1; | |
858 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
859 | } else if (vq->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
860 | dev->vbi_timeout_running = 1; | |
861 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
862 | } | |
863 | } | |
864 | dev->streaming_users++; | |
865 | return rc; | |
866 | } | |
8b2f0795 | 867 | |
05439b1a | 868 | static void au0828_stop_streaming(struct vb2_queue *vq) |
8b2f0795 | 869 | { |
05439b1a SK |
870 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
871 | struct au0828_dmaqueue *vidq = &dev->vidq; | |
872 | unsigned long flags = 0; | |
8b2f0795 | 873 | |
05439b1a | 874 | dprintk(1, "au0828_stop_streaming called %d\n", dev->streaming_users); |
8b2f0795 | 875 | |
05439b1a SK |
876 | if (dev->streaming_users-- == 1) |
877 | au0828_uninit_isoc(dev); | |
878 | ||
879 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); | |
880 | dev->vid_timeout_running = 0; | |
881 | del_timer_sync(&dev->vid_timeout); | |
882 | ||
883 | spin_lock_irqsave(&dev->slock, flags); | |
884 | if (dev->isoc_ctl.buf != NULL) { | |
2d700715 JS |
885 | vb2_buffer_done(&dev->isoc_ctl.buf->vb.vb2_buf, |
886 | VB2_BUF_STATE_ERROR); | |
05439b1a | 887 | dev->isoc_ctl.buf = NULL; |
7f8eacd2 | 888 | } |
05439b1a SK |
889 | while (!list_empty(&vidq->active)) { |
890 | struct au0828_buffer *buf; | |
549ee4df | 891 | |
05439b1a | 892 | buf = list_entry(vidq->active.next, struct au0828_buffer, list); |
2d700715 | 893 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
894 | list_del(&buf->list); |
895 | } | |
896 | spin_unlock_irqrestore(&dev->slock, flags); | |
7f8eacd2 | 897 | } |
8b2f0795 | 898 | |
05439b1a | 899 | void au0828_stop_vbi_streaming(struct vb2_queue *vq) |
7f8eacd2 | 900 | { |
05439b1a SK |
901 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
902 | struct au0828_dmaqueue *vbiq = &dev->vbiq; | |
903 | unsigned long flags = 0; | |
8b2f0795 | 904 | |
05439b1a SK |
905 | dprintk(1, "au0828_stop_vbi_streaming called %d\n", |
906 | dev->streaming_users); | |
8b2f0795 | 907 | |
05439b1a SK |
908 | if (dev->streaming_users-- == 1) |
909 | au0828_uninit_isoc(dev); | |
7f8eacd2 | 910 | |
05439b1a SK |
911 | spin_lock_irqsave(&dev->slock, flags); |
912 | if (dev->isoc_ctl.vbi_buf != NULL) { | |
2d700715 | 913 | vb2_buffer_done(&dev->isoc_ctl.vbi_buf->vb.vb2_buf, |
05439b1a SK |
914 | VB2_BUF_STATE_ERROR); |
915 | dev->isoc_ctl.vbi_buf = NULL; | |
916 | } | |
917 | while (!list_empty(&vbiq->active)) { | |
918 | struct au0828_buffer *buf; | |
919 | ||
920 | buf = list_entry(vbiq->active.next, struct au0828_buffer, list); | |
921 | list_del(&buf->list); | |
2d700715 | 922 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
923 | } |
924 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 | 925 | |
05439b1a SK |
926 | dev->vbi_timeout_running = 0; |
927 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
928 | } |
929 | ||
1bc17717 | 930 | static const struct vb2_ops au0828_video_qops = { |
05439b1a SK |
931 | .queue_setup = queue_setup, |
932 | .buf_prepare = buffer_prepare, | |
933 | .buf_queue = buffer_queue, | |
934 | .start_streaming = au0828_start_analog_streaming, | |
935 | .stop_streaming = au0828_stop_streaming, | |
936 | .wait_prepare = vb2_ops_wait_prepare, | |
937 | .wait_finish = vb2_ops_wait_finish, | |
938 | }; | |
939 | ||
940 | /* ------------------------------------------------------------------ | |
941 | V4L2 interface | |
942 | ------------------------------------------------------------------*/ | |
943 | /* | |
944 | * au0828_analog_unregister | |
945 | * unregister v4l2 devices | |
946 | */ | |
7b606ffd | 947 | int au0828_analog_unregister(struct au0828_dev *dev) |
7f8eacd2 | 948 | { |
05439b1a | 949 | dprintk(1, "au0828_analog_unregister called\n"); |
7b606ffd MCC |
950 | |
951 | /* No analog TV */ | |
952 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
953 | return 0; | |
954 | ||
05439b1a | 955 | mutex_lock(&au0828_sysfs_lock); |
41071bb8 SK |
956 | video_unregister_device(&dev->vdev); |
957 | video_unregister_device(&dev->vbi_dev); | |
05439b1a | 958 | mutex_unlock(&au0828_sysfs_lock); |
7b606ffd MCC |
959 | |
960 | v4l2_device_disconnect(&dev->v4l2_dev); | |
961 | v4l2_device_put(&dev->v4l2_dev); | |
962 | ||
963 | return 1; | |
8b2f0795 DH |
964 | } |
965 | ||
6e04b7b9 DH |
966 | /* This function ensures that video frames continue to be delivered even if |
967 | the ITU-656 input isn't receiving any data (thereby preventing applications | |
968 | such as tvtime from hanging) */ | |
a094ca46 | 969 | static void au0828_vid_buffer_timeout(unsigned long data) |
6e04b7b9 DH |
970 | { |
971 | struct au0828_dev *dev = (struct au0828_dev *) data; | |
972 | struct au0828_dmaqueue *dma_q = &dev->vidq; | |
973 | struct au0828_buffer *buf; | |
974 | unsigned char *vid_data; | |
78ca5005 | 975 | unsigned long flags = 0; |
6e04b7b9 | 976 | |
78ca5005 | 977 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
978 | |
979 | buf = dev->isoc_ctl.buf; | |
980 | if (buf != NULL) { | |
2d700715 | 981 | vid_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 982 | memset(vid_data, 0x00, buf->length); /* Blank green frame */ |
6e04b7b9 | 983 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 984 | } |
78ca5005 DH |
985 | get_next_buf(dma_q, &buf); |
986 | ||
987 | if (dev->vid_timeout_running == 1) | |
988 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
6e04b7b9 | 989 | |
78ca5005 | 990 | spin_unlock_irqrestore(&dev->slock, flags); |
6e04b7b9 DH |
991 | } |
992 | ||
a094ca46 | 993 | static void au0828_vbi_buffer_timeout(unsigned long data) |
6e04b7b9 DH |
994 | { |
995 | struct au0828_dev *dev = (struct au0828_dev *) data; | |
996 | struct au0828_dmaqueue *dma_q = &dev->vbiq; | |
997 | struct au0828_buffer *buf; | |
998 | unsigned char *vbi_data; | |
78ca5005 | 999 | unsigned long flags = 0; |
6e04b7b9 | 1000 | |
78ca5005 | 1001 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
1002 | |
1003 | buf = dev->isoc_ctl.vbi_buf; | |
1004 | if (buf != NULL) { | |
2d700715 | 1005 | vbi_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 1006 | memset(vbi_data, 0x00, buf->length); |
c5036d61 | 1007 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 1008 | } |
78ca5005 | 1009 | vbi_get_next_buf(dma_q, &buf); |
6e04b7b9 | 1010 | |
78ca5005 DH |
1011 | if (dev->vbi_timeout_running == 1) |
1012 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1013 | spin_unlock_irqrestore(&dev->slock, flags); | |
6e04b7b9 DH |
1014 | } |
1015 | ||
8b2f0795 DH |
1016 | static int au0828_v4l2_open(struct file *filp) |
1017 | { | |
63b0d5ad | 1018 | struct au0828_dev *dev = video_drvdata(filp); |
05439b1a | 1019 | int ret; |
8b2f0795 | 1020 | |
05439b1a | 1021 | dprintk(1, |
e8e3039f | 1022 | "%s called std_set %d dev_state %ld stream users %d users %d\n", |
05439b1a SK |
1023 | __func__, dev->std_set_in_tuner_core, dev->dev_state, |
1024 | dev->streaming_users, dev->users); | |
8b2f0795 | 1025 | |
05439b1a | 1026 | if (mutex_lock_interruptible(&dev->lock)) |
ea86968f | 1027 | return -ERESTARTSYS; |
05439b1a SK |
1028 | |
1029 | ret = v4l2_fh_open(filp); | |
1030 | if (ret) { | |
1031 | au0828_isocdbg("%s: v4l2_fh_open() returned error %d\n", | |
1032 | __func__, ret); | |
1033 | mutex_unlock(&dev->lock); | |
1034 | return ret; | |
ea86968f | 1035 | } |
05439b1a | 1036 | |
ea86968f | 1037 | if (dev->users == 0) { |
8b2f0795 DH |
1038 | au0828_analog_stream_enable(dev); |
1039 | au0828_analog_stream_reset(dev); | |
8b2f0795 | 1040 | dev->stream_state = STREAM_OFF; |
e8e3039f | 1041 | set_bit(DEV_INITIALIZED, &dev->dev_state); |
8b2f0795 | 1042 | } |
8b2f0795 | 1043 | dev->users++; |
ea86968f | 1044 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1045 | return ret; |
1046 | } | |
1047 | ||
1048 | static int au0828_v4l2_close(struct file *filp) | |
1049 | { | |
1050 | int ret; | |
05439b1a SK |
1051 | struct au0828_dev *dev = video_drvdata(filp); |
1052 | struct video_device *vdev = video_devdata(filp); | |
1053 | ||
1054 | dprintk(1, | |
e8e3039f | 1055 | "%s called std_set %d dev_state %ld stream users %d users %d\n", |
05439b1a SK |
1056 | __func__, dev->std_set_in_tuner_core, dev->dev_state, |
1057 | dev->streaming_users, dev->users); | |
8b2f0795 | 1058 | |
ea86968f | 1059 | mutex_lock(&dev->lock); |
05439b1a | 1060 | if (vdev->vfl_type == VFL_TYPE_GRABBER && dev->vid_timeout_running) { |
78ca5005 DH |
1061 | /* Cancel timeout thread in case they didn't call streamoff */ |
1062 | dev->vid_timeout_running = 0; | |
1063 | del_timer_sync(&dev->vid_timeout); | |
05439b1a SK |
1064 | } else if (vdev->vfl_type == VFL_TYPE_VBI && |
1065 | dev->vbi_timeout_running) { | |
78ca5005 DH |
1066 | /* Cancel timeout thread in case they didn't call streamoff */ |
1067 | dev->vbi_timeout_running = 0; | |
1068 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
1069 | } |
1070 | ||
e8e3039f | 1071 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) |
05439b1a | 1072 | goto end; |
8b2f0795 | 1073 | |
05439b1a | 1074 | if (dev->users == 1) { |
b19581a9 SK |
1075 | /* |
1076 | * Avoid putting tuner in sleep if DVB or ALSA are | |
1077 | * streaming. | |
1078 | * | |
1079 | * On most USB devices like au0828 the tuner can | |
1080 | * be safely put in sleep stare here if ALSA isn't | |
1081 | * streaming. Exceptions are some very old USB tuner | |
1082 | * models such as em28xx-based WinTV USB2 which have | |
1083 | * a separate audio output jack. The devices that have | |
1084 | * a separate audio output jack have analog tuners, | |
1085 | * like Philips FM1236. Those devices are always on, | |
1086 | * so the s_power callback are silently ignored. | |
1087 | * So, the current logic here does the following: | |
1088 | * Disable (put tuner to sleep) when | |
1089 | * - ALSA and DVB aren't not streaming; | |
1090 | * - the last V4L2 file handler is closed. | |
1091 | * | |
1092 | * FIXME: | |
1093 | * | |
1094 | * Additionally, this logic could be improved to | |
1095 | * disable the media source if the above conditions | |
1096 | * are met and if the device: | |
1097 | * - doesn't have a separate audio out plug (or | |
1098 | * - doesn't use a silicon tuner like xc2028/3028/4000/5000). | |
1099 | * | |
1100 | * Once this additional logic is in place, a callback | |
1101 | * is needed to enable the media source and power on | |
1102 | * the tuner, for radio to work. | |
1103 | */ | |
1104 | ret = v4l_enable_media_source(vdev); | |
1105 | if (ret == 0) | |
1106 | v4l2_device_call_all(&dev->v4l2_dev, 0, core, | |
1107 | s_power, 0); | |
ea86968f | 1108 | dev->std_set_in_tuner_core = 0; |
e4b8bc52 | 1109 | |
8b2f0795 DH |
1110 | /* When close the device, set the usb intf0 into alt0 to free |
1111 | USB bandwidth */ | |
1112 | ret = usb_set_interface(dev->usbdev, 0, 0); | |
62899a28 | 1113 | if (ret < 0) |
83afb32a | 1114 | pr_info("Au0828 can't set alternate to 0!\n"); |
8b2f0795 | 1115 | } |
05439b1a SK |
1116 | end: |
1117 | _vb2_fop_release(filp, NULL); | |
8b2f0795 | 1118 | dev->users--; |
05439b1a | 1119 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1120 | return 0; |
1121 | } | |
1122 | ||
ea86968f HV |
1123 | /* Must be called with dev->lock held */ |
1124 | static void au0828_init_tuner(struct au0828_dev *dev) | |
1125 | { | |
1126 | struct v4l2_frequency f = { | |
1127 | .frequency = dev->ctrl_freq, | |
1128 | .type = V4L2_TUNER_ANALOG_TV, | |
1129 | }; | |
1130 | ||
e8e3039f | 1131 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1132 | dev->std_set_in_tuner_core, dev->dev_state); |
1133 | ||
ea86968f HV |
1134 | if (dev->std_set_in_tuner_core) |
1135 | return; | |
1136 | dev->std_set_in_tuner_core = 1; | |
1137 | i2c_gate_ctrl(dev, 1); | |
1138 | /* If we've never sent the standard in tuner core, do so now. | |
1139 | We don't do this at device probe because we don't want to | |
1140 | incur the cost of a firmware load */ | |
8774bed9 | 1141 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, dev->std); |
ea86968f HV |
1142 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f); |
1143 | i2c_gate_ctrl(dev, 0); | |
1144 | } | |
1145 | ||
8b2f0795 DH |
1146 | static int au0828_set_format(struct au0828_dev *dev, unsigned int cmd, |
1147 | struct v4l2_format *format) | |
1148 | { | |
1149 | int ret; | |
1150 | int width = format->fmt.pix.width; | |
1151 | int height = format->fmt.pix.height; | |
8b2f0795 | 1152 | |
8b2f0795 DH |
1153 | /* If they are demanding a format other than the one we support, |
1154 | bail out (tvtime asks for UYVY and then retries with YUYV) */ | |
62899a28 | 1155 | if (format->fmt.pix.pixelformat != V4L2_PIX_FMT_UYVY) |
8b2f0795 | 1156 | return -EINVAL; |
8b2f0795 DH |
1157 | |
1158 | /* format->fmt.pix.width only support 720 and height 480 */ | |
62899a28 | 1159 | if (width != 720) |
8b2f0795 | 1160 | width = 720; |
62899a28 | 1161 | if (height != 480) |
8b2f0795 DH |
1162 | height = 480; |
1163 | ||
1164 | format->fmt.pix.width = width; | |
1165 | format->fmt.pix.height = height; | |
1166 | format->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1167 | format->fmt.pix.bytesperline = width * 2; | |
1168 | format->fmt.pix.sizeimage = width * height * 2; | |
1169 | format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | |
1170 | format->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1171 | format->fmt.pix.priv = 0; |
8b2f0795 | 1172 | |
62899a28 | 1173 | if (cmd == VIDIOC_TRY_FMT) |
8b2f0795 DH |
1174 | return 0; |
1175 | ||
1176 | /* maybe set new image format, driver current only support 720*480 */ | |
1177 | dev->width = width; | |
1178 | dev->height = height; | |
1179 | dev->frame_size = width * height * 2; | |
1180 | dev->field_size = width * height; | |
1181 | dev->bytesperline = width * 2; | |
1182 | ||
62899a28 | 1183 | if (dev->stream_state == STREAM_ON) { |
8b2f0795 | 1184 | dprintk(1, "VIDIOC_SET_FMT: interrupting stream!\n"); |
62899a28 DH |
1185 | ret = au0828_stream_interrupt(dev); |
1186 | if (ret != 0) { | |
8b2f0795 DH |
1187 | dprintk(1, "error interrupting video stream!\n"); |
1188 | return ret; | |
1189 | } | |
1190 | } | |
1191 | ||
8b2f0795 DH |
1192 | au0828_analog_stream_enable(dev); |
1193 | ||
1194 | return 0; | |
1195 | } | |
1196 | ||
8b2f0795 DH |
1197 | static int vidioc_querycap(struct file *file, void *priv, |
1198 | struct v4l2_capability *cap) | |
1199 | { | |
59e05484 | 1200 | struct video_device *vdev = video_devdata(file); |
05439b1a SK |
1201 | struct au0828_dev *dev = video_drvdata(file); |
1202 | ||
e8e3039f | 1203 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1204 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1205 | |
8b2f0795 | 1206 | strlcpy(cap->driver, "au0828", sizeof(cap->driver)); |
f1add5b5 | 1207 | strlcpy(cap->card, dev->board.name, sizeof(cap->card)); |
59e05484 | 1208 | usb_make_path(dev->usbdev, cap->bus_info, sizeof(cap->bus_info)); |
8b2f0795 | 1209 | |
59e05484 HV |
1210 | /* set the device capabilities */ |
1211 | cap->device_caps = V4L2_CAP_AUDIO | | |
8b2f0795 DH |
1212 | V4L2_CAP_READWRITE | |
1213 | V4L2_CAP_STREAMING | | |
1214 | V4L2_CAP_TUNER; | |
59e05484 HV |
1215 | if (vdev->vfl_type == VFL_TYPE_GRABBER) |
1216 | cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; | |
1217 | else | |
1218 | cap->device_caps |= V4L2_CAP_VBI_CAPTURE; | |
1219 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS | | |
1220 | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE; | |
8b2f0795 DH |
1221 | return 0; |
1222 | } | |
1223 | ||
1224 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, | |
1225 | struct v4l2_fmtdesc *f) | |
1226 | { | |
62899a28 | 1227 | if (f->index) |
8b2f0795 DH |
1228 | return -EINVAL; |
1229 | ||
05439b1a SK |
1230 | dprintk(1, "%s called\n", __func__); |
1231 | ||
8b2f0795 DH |
1232 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
1233 | strcpy(f->description, "Packed YUV2"); | |
1234 | ||
1235 | f->flags = 0; | |
1236 | f->pixelformat = V4L2_PIX_FMT_UYVY; | |
1237 | ||
8b2f0795 DH |
1238 | return 0; |
1239 | } | |
1240 | ||
1241 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | |
1242 | struct v4l2_format *f) | |
1243 | { | |
05439b1a SK |
1244 | struct au0828_dev *dev = video_drvdata(file); |
1245 | ||
e8e3039f | 1246 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1247 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1248 | |
1249 | f->fmt.pix.width = dev->width; | |
1250 | f->fmt.pix.height = dev->height; | |
1251 | f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1252 | f->fmt.pix.bytesperline = dev->bytesperline; | |
1253 | f->fmt.pix.sizeimage = dev->frame_size; | |
1254 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; /* NTSC/PAL */ | |
1255 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1256 | f->fmt.pix.priv = 0; |
8b2f0795 DH |
1257 | return 0; |
1258 | } | |
1259 | ||
1260 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | |
1261 | struct v4l2_format *f) | |
1262 | { | |
05439b1a SK |
1263 | struct au0828_dev *dev = video_drvdata(file); |
1264 | ||
e8e3039f | 1265 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1266 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1267 | |
1268 | return au0828_set_format(dev, VIDIOC_TRY_FMT, f); | |
1269 | } | |
1270 | ||
1271 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | |
1272 | struct v4l2_format *f) | |
1273 | { | |
05439b1a | 1274 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1275 | int rc; |
1276 | ||
e8e3039f | 1277 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1278 | dev->std_set_in_tuner_core, dev->dev_state); |
1279 | ||
7f8eacd2 DH |
1280 | rc = check_dev(dev); |
1281 | if (rc < 0) | |
1282 | return rc; | |
1283 | ||
05439b1a | 1284 | if (vb2_is_busy(&dev->vb_vidq)) { |
83afb32a | 1285 | pr_info("%s queue busy\n", __func__); |
8b2f0795 DH |
1286 | rc = -EBUSY; |
1287 | goto out; | |
1288 | } | |
1289 | ||
7f8eacd2 | 1290 | rc = au0828_set_format(dev, VIDIOC_S_FMT, f); |
8b2f0795 DH |
1291 | out: |
1292 | return rc; | |
1293 | } | |
1294 | ||
314527ac | 1295 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) |
8b2f0795 | 1296 | { |
05439b1a SK |
1297 | struct au0828_dev *dev = video_drvdata(file); |
1298 | ||
e8e3039f | 1299 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1300 | dev->std_set_in_tuner_core, dev->dev_state); |
1301 | ||
1302 | if (norm == dev->std) | |
1303 | return 0; | |
1304 | ||
1305 | if (dev->streaming_users > 0) | |
1306 | return -EBUSY; | |
8b2f0795 | 1307 | |
ea86968f HV |
1308 | dev->std = norm; |
1309 | ||
1310 | au0828_init_tuner(dev); | |
1311 | ||
fa09cb9a | 1312 | i2c_gate_ctrl(dev, 1); |
e58071f0 | 1313 | |
f2fd7ce6 MCC |
1314 | /* |
1315 | * FIXME: when we support something other than 60Hz standards, | |
1316 | * we are going to have to make the au0828 bridge adjust the size | |
1317 | * of its capture buffer, which is currently hardcoded at 720x480 | |
1318 | */ | |
8b2f0795 | 1319 | |
8774bed9 | 1320 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, norm); |
e58071f0 | 1321 | |
fa09cb9a | 1322 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1323 | |
8b2f0795 DH |
1324 | return 0; |
1325 | } | |
1326 | ||
33b6b89b HV |
1327 | static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) |
1328 | { | |
05439b1a SK |
1329 | struct au0828_dev *dev = video_drvdata(file); |
1330 | ||
e8e3039f | 1331 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1332 | dev->std_set_in_tuner_core, dev->dev_state); |
33b6b89b HV |
1333 | |
1334 | *norm = dev->std; | |
1335 | return 0; | |
1336 | } | |
1337 | ||
8b2f0795 DH |
1338 | static int vidioc_enum_input(struct file *file, void *priv, |
1339 | struct v4l2_input *input) | |
1340 | { | |
05439b1a | 1341 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1342 | unsigned int tmp; |
1343 | ||
1344 | static const char *inames[] = { | |
3d62287e | 1345 | [AU0828_VMUX_UNDEFINED] = "Undefined", |
8b2f0795 DH |
1346 | [AU0828_VMUX_COMPOSITE] = "Composite", |
1347 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1348 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1349 | [AU0828_VMUX_TELEVISION] = "Television", | |
1350 | [AU0828_VMUX_DVB] = "DVB", | |
8b2f0795 DH |
1351 | }; |
1352 | ||
e8e3039f | 1353 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1354 | dev->std_set_in_tuner_core, dev->dev_state); |
1355 | ||
8b2f0795 DH |
1356 | tmp = input->index; |
1357 | ||
f5e20c34 | 1358 | if (tmp >= AU0828_MAX_INPUT) |
8b2f0795 | 1359 | return -EINVAL; |
62899a28 | 1360 | if (AUVI_INPUT(tmp).type == 0) |
8b2f0795 DH |
1361 | return -EINVAL; |
1362 | ||
8b2f0795 | 1363 | input->index = tmp; |
f1add5b5 | 1364 | strcpy(input->name, inames[AUVI_INPUT(tmp).type]); |
62899a28 | 1365 | if ((AUVI_INPUT(tmp).type == AU0828_VMUX_TELEVISION) || |
a2cf96f9 | 1366 | (AUVI_INPUT(tmp).type == AU0828_VMUX_CABLE)) { |
8b2f0795 | 1367 | input->type |= V4L2_INPUT_TYPE_TUNER; |
a2cf96f9 HV |
1368 | input->audioset = 1; |
1369 | } else { | |
8b2f0795 | 1370 | input->type |= V4L2_INPUT_TYPE_CAMERA; |
a2cf96f9 HV |
1371 | input->audioset = 2; |
1372 | } | |
8b2f0795 | 1373 | |
41071bb8 | 1374 | input->std = dev->vdev.tvnorms; |
8b2f0795 DH |
1375 | |
1376 | return 0; | |
1377 | } | |
1378 | ||
1379 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) | |
1380 | { | |
05439b1a SK |
1381 | struct au0828_dev *dev = video_drvdata(file); |
1382 | ||
e8e3039f | 1383 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1384 | dev->std_set_in_tuner_core, dev->dev_state); |
1385 | ||
8b2f0795 DH |
1386 | *i = dev->ctrl_input; |
1387 | return 0; | |
1388 | } | |
1389 | ||
56230d1e | 1390 | static void au0828_s_input(struct au0828_dev *dev, int index) |
8b2f0795 | 1391 | { |
8b2f0795 | 1392 | int i; |
8b2f0795 | 1393 | |
e8e3039f | 1394 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1395 | dev->std_set_in_tuner_core, dev->dev_state); |
1396 | ||
62899a28 | 1397 | switch (AUVI_INPUT(index).type) { |
8b2f0795 | 1398 | case AU0828_VMUX_SVIDEO: |
8b2f0795 | 1399 | dev->input_type = AU0828_VMUX_SVIDEO; |
a2cf96f9 | 1400 | dev->ctrl_ainput = 1; |
8b2f0795 | 1401 | break; |
8b2f0795 | 1402 | case AU0828_VMUX_COMPOSITE: |
8b2f0795 | 1403 | dev->input_type = AU0828_VMUX_COMPOSITE; |
a2cf96f9 | 1404 | dev->ctrl_ainput = 1; |
8b2f0795 | 1405 | break; |
8b2f0795 | 1406 | case AU0828_VMUX_TELEVISION: |
8b2f0795 | 1407 | dev->input_type = AU0828_VMUX_TELEVISION; |
a2cf96f9 | 1408 | dev->ctrl_ainput = 0; |
8b2f0795 | 1409 | break; |
8b2f0795 | 1410 | default: |
56230d1e | 1411 | dprintk(1, "unknown input type set [%d]\n", |
a1094c4c | 1412 | AUVI_INPUT(index).type); |
174ced21 | 1413 | return; |
8b2f0795 DH |
1414 | } |
1415 | ||
174ced21 SK |
1416 | dev->ctrl_input = index; |
1417 | ||
5325b427 HV |
1418 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing, |
1419 | AUVI_INPUT(index).vmux, 0, 0); | |
8b2f0795 DH |
1420 | |
1421 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1422 | int enable = 0; | |
62899a28 | 1423 | if (AUVI_INPUT(i).audio_setup == NULL) |
8b2f0795 | 1424 | continue; |
8b2f0795 DH |
1425 | |
1426 | if (i == index) | |
1427 | enable = 1; | |
1428 | else | |
1429 | enable = 0; | |
1430 | if (enable) { | |
f1add5b5 | 1431 | (AUVI_INPUT(i).audio_setup)(dev, enable); |
8b2f0795 DH |
1432 | } else { |
1433 | /* Make sure we leave it turned on if some | |
1434 | other input is routed to this callback */ | |
f1add5b5 DH |
1435 | if ((AUVI_INPUT(i).audio_setup) != |
1436 | ((AUVI_INPUT(index).audio_setup))) { | |
1437 | (AUVI_INPUT(i).audio_setup)(dev, enable); | |
8b2f0795 DH |
1438 | } |
1439 | } | |
1440 | } | |
1441 | ||
5325b427 HV |
1442 | v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing, |
1443 | AUVI_INPUT(index).amux, 0, 0); | |
56230d1e HV |
1444 | } |
1445 | ||
1446 | static int vidioc_s_input(struct file *file, void *priv, unsigned int index) | |
1447 | { | |
05439b1a | 1448 | struct au0828_dev *dev = video_drvdata(file); |
050b6c98 | 1449 | struct video_device *vfd = video_devdata(file); |
56230d1e HV |
1450 | |
1451 | dprintk(1, "VIDIOC_S_INPUT in function %s, input=%d\n", __func__, | |
1452 | index); | |
1453 | if (index >= AU0828_MAX_INPUT) | |
1454 | return -EINVAL; | |
1455 | if (AUVI_INPUT(index).type == 0) | |
1456 | return -EINVAL; | |
174ced21 SK |
1457 | |
1458 | if (dev->ctrl_input == index) | |
1459 | return 0; | |
1460 | ||
56230d1e | 1461 | au0828_s_input(dev, index); |
050b6c98 SK |
1462 | |
1463 | /* | |
1464 | * Input has been changed. Disable the media source | |
1465 | * associated with the old input and enable source | |
1466 | * for the newly set input | |
1467 | */ | |
1468 | v4l_disable_media_source(vfd); | |
1469 | return v4l_enable_media_source(vfd); | |
8b2f0795 DH |
1470 | } |
1471 | ||
a2cf96f9 HV |
1472 | static int vidioc_enumaudio(struct file *file, void *priv, struct v4l2_audio *a) |
1473 | { | |
1474 | if (a->index > 1) | |
1475 | return -EINVAL; | |
1476 | ||
05439b1a SK |
1477 | dprintk(1, "%s called\n", __func__); |
1478 | ||
a2cf96f9 HV |
1479 | if (a->index == 0) |
1480 | strcpy(a->name, "Television"); | |
1481 | else | |
1482 | strcpy(a->name, "Line in"); | |
1483 | ||
1484 | a->capability = V4L2_AUDCAP_STEREO; | |
1485 | return 0; | |
1486 | } | |
1487 | ||
8b2f0795 DH |
1488 | static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) |
1489 | { | |
05439b1a SK |
1490 | struct au0828_dev *dev = video_drvdata(file); |
1491 | ||
e8e3039f | 1492 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1493 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1494 | |
a2cf96f9 HV |
1495 | a->index = dev->ctrl_ainput; |
1496 | if (a->index == 0) | |
8b2f0795 DH |
1497 | strcpy(a->name, "Television"); |
1498 | else | |
1499 | strcpy(a->name, "Line in"); | |
1500 | ||
1501 | a->capability = V4L2_AUDCAP_STEREO; | |
8b2f0795 DH |
1502 | return 0; |
1503 | } | |
1504 | ||
0e8025b9 | 1505 | static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio *a) |
8b2f0795 | 1506 | { |
05439b1a | 1507 | struct au0828_dev *dev = video_drvdata(file); |
a2cf96f9 | 1508 | |
62899a28 | 1509 | if (a->index != dev->ctrl_ainput) |
8b2f0795 | 1510 | return -EINVAL; |
05439b1a | 1511 | |
e8e3039f | 1512 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1513 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1514 | return 0; |
1515 | } | |
1516 | ||
8b2f0795 DH |
1517 | static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
1518 | { | |
05439b1a | 1519 | struct au0828_dev *dev = video_drvdata(file); |
b19581a9 SK |
1520 | struct video_device *vfd = video_devdata(file); |
1521 | int ret; | |
8b2f0795 | 1522 | |
62899a28 | 1523 | if (t->index != 0) |
8b2f0795 DH |
1524 | return -EINVAL; |
1525 | ||
b19581a9 SK |
1526 | ret = v4l_enable_media_source(vfd); |
1527 | if (ret) | |
1528 | return ret; | |
1529 | ||
e8e3039f | 1530 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1531 | dev->std_set_in_tuner_core, dev->dev_state); |
1532 | ||
8b2f0795 | 1533 | strcpy(t->name, "Auvitek tuner"); |
ea86968f HV |
1534 | |
1535 | au0828_init_tuner(dev); | |
1536 | i2c_gate_ctrl(dev, 1); | |
2689d3dc | 1537 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); |
ea86968f | 1538 | i2c_gate_ctrl(dev, 0); |
8b2f0795 DH |
1539 | return 0; |
1540 | } | |
1541 | ||
1542 | static int vidioc_s_tuner(struct file *file, void *priv, | |
2f73c7c5 | 1543 | const struct v4l2_tuner *t) |
8b2f0795 | 1544 | { |
05439b1a | 1545 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1546 | |
62899a28 | 1547 | if (t->index != 0) |
8b2f0795 DH |
1548 | return -EINVAL; |
1549 | ||
e8e3039f | 1550 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1551 | dev->std_set_in_tuner_core, dev->dev_state); |
1552 | ||
ea86968f | 1553 | au0828_init_tuner(dev); |
fa09cb9a | 1554 | i2c_gate_ctrl(dev, 1); |
2689d3dc | 1555 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); |
fa09cb9a | 1556 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1557 | |
8b2f0795 DH |
1558 | dprintk(1, "VIDIOC_S_TUNER: signal = %x, afc = %x\n", t->signal, |
1559 | t->afc); | |
e58071f0 | 1560 | |
8b2f0795 DH |
1561 | return 0; |
1562 | ||
1563 | } | |
1564 | ||
1565 | static int vidioc_g_frequency(struct file *file, void *priv, | |
1566 | struct v4l2_frequency *freq) | |
1567 | { | |
05439b1a | 1568 | struct au0828_dev *dev = video_drvdata(file); |
c888923d | 1569 | |
e1cf6587 HV |
1570 | if (freq->tuner != 0) |
1571 | return -EINVAL; | |
e8e3039f | 1572 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1573 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1574 | freq->frequency = dev->ctrl_freq; |
1575 | return 0; | |
1576 | } | |
1577 | ||
1578 | static int vidioc_s_frequency(struct file *file, void *priv, | |
b530a447 | 1579 | const struct v4l2_frequency *freq) |
8b2f0795 | 1580 | { |
05439b1a | 1581 | struct au0828_dev *dev = video_drvdata(file); |
e1cf6587 | 1582 | struct v4l2_frequency new_freq = *freq; |
8b2f0795 | 1583 | |
62899a28 | 1584 | if (freq->tuner != 0) |
8b2f0795 | 1585 | return -EINVAL; |
8b2f0795 | 1586 | |
e8e3039f | 1587 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1588 | dev->std_set_in_tuner_core, dev->dev_state); |
1589 | ||
ea86968f | 1590 | au0828_init_tuner(dev); |
fa09cb9a | 1591 | i2c_gate_ctrl(dev, 1); |
4a03dafc | 1592 | |
2689d3dc | 1593 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, freq); |
e1cf6587 HV |
1594 | /* Get the actual set (and possibly clamped) frequency */ |
1595 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, &new_freq); | |
1596 | dev->ctrl_freq = new_freq.frequency; | |
8b2f0795 | 1597 | |
fa09cb9a | 1598 | i2c_gate_ctrl(dev, 0); |
4a03dafc | 1599 | |
8b2f0795 DH |
1600 | au0828_analog_stream_reset(dev); |
1601 | ||
1602 | return 0; | |
1603 | } | |
1604 | ||
7f8eacd2 DH |
1605 | |
1606 | /* RAW VBI ioctls */ | |
1607 | ||
1608 | static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, | |
1609 | struct v4l2_format *format) | |
1610 | { | |
05439b1a SK |
1611 | struct au0828_dev *dev = video_drvdata(file); |
1612 | ||
e8e3039f | 1613 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1614 | dev->std_set_in_tuner_core, dev->dev_state); |
7f8eacd2 DH |
1615 | |
1616 | format->fmt.vbi.samples_per_line = dev->vbi_width; | |
1617 | format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
1618 | format->fmt.vbi.offset = 0; | |
1619 | format->fmt.vbi.flags = 0; | |
1620 | format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; | |
1621 | ||
1622 | format->fmt.vbi.count[0] = dev->vbi_height; | |
1623 | format->fmt.vbi.count[1] = dev->vbi_height; | |
1624 | format->fmt.vbi.start[0] = 21; | |
1625 | format->fmt.vbi.start[1] = 284; | |
8d86e4e8 | 1626 | memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved)); |
7f8eacd2 DH |
1627 | |
1628 | return 0; | |
1629 | } | |
1630 | ||
8b2f0795 DH |
1631 | static int vidioc_cropcap(struct file *file, void *priv, |
1632 | struct v4l2_cropcap *cc) | |
1633 | { | |
05439b1a | 1634 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1635 | |
62899a28 | 1636 | if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
8b2f0795 DH |
1637 | return -EINVAL; |
1638 | ||
e8e3039f | 1639 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1640 | dev->std_set_in_tuner_core, dev->dev_state); |
1641 | ||
8b2f0795 DH |
1642 | cc->bounds.left = 0; |
1643 | cc->bounds.top = 0; | |
1644 | cc->bounds.width = dev->width; | |
1645 | cc->bounds.height = dev->height; | |
1646 | ||
1647 | cc->defrect = cc->bounds; | |
1648 | ||
1649 | cc->pixelaspect.numerator = 54; | |
1650 | cc->pixelaspect.denominator = 59; | |
1651 | ||
1652 | return 0; | |
1653 | } | |
1654 | ||
80c6e358 | 1655 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
8b2f0795 DH |
1656 | static int vidioc_g_register(struct file *file, void *priv, |
1657 | struct v4l2_dbg_register *reg) | |
1658 | { | |
05439b1a SK |
1659 | struct au0828_dev *dev = video_drvdata(file); |
1660 | ||
e8e3039f | 1661 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1662 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1663 | |
364d2db2 | 1664 | reg->val = au0828_read(dev, reg->reg); |
ead5bc4e | 1665 | reg->size = 1; |
364d2db2 | 1666 | return 0; |
8b2f0795 DH |
1667 | } |
1668 | ||
1669 | static int vidioc_s_register(struct file *file, void *priv, | |
977ba3b1 | 1670 | const struct v4l2_dbg_register *reg) |
8b2f0795 | 1671 | { |
05439b1a SK |
1672 | struct au0828_dev *dev = video_drvdata(file); |
1673 | ||
e8e3039f | 1674 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1675 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1676 | |
364d2db2 | 1677 | return au0828_writereg(dev, reg->reg, reg->val); |
8b2f0795 | 1678 | } |
80c6e358 | 1679 | #endif |
8b2f0795 | 1680 | |
83b09422 HV |
1681 | static int vidioc_log_status(struct file *file, void *fh) |
1682 | { | |
1683 | struct video_device *vdev = video_devdata(file); | |
1684 | ||
05439b1a SK |
1685 | dprintk(1, "%s called\n", __func__); |
1686 | ||
83b09422 HV |
1687 | v4l2_ctrl_log_status(file, fh); |
1688 | v4l2_device_call_all(vdev->v4l2_dev, 0, core, log_status); | |
1689 | return 0; | |
1690 | } | |
1691 | ||
1a1ba95e MCC |
1692 | void au0828_v4l2_suspend(struct au0828_dev *dev) |
1693 | { | |
1694 | struct urb *urb; | |
1695 | int i; | |
1696 | ||
81187240 MCC |
1697 | pr_info("stopping V4L2\n"); |
1698 | ||
1a1ba95e | 1699 | if (dev->stream_state == STREAM_ON) { |
81187240 | 1700 | pr_info("stopping V4L2 active URBs\n"); |
1a1ba95e MCC |
1701 | au0828_analog_stream_disable(dev); |
1702 | /* stop urbs */ | |
1703 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1704 | urb = dev->isoc_ctl.urb[i]; | |
1705 | if (urb) { | |
1706 | if (!irqs_disabled()) | |
1707 | usb_kill_urb(urb); | |
1708 | else | |
1709 | usb_unlink_urb(urb); | |
1710 | } | |
1711 | } | |
1712 | } | |
1713 | ||
1714 | if (dev->vid_timeout_running) | |
1715 | del_timer_sync(&dev->vid_timeout); | |
1716 | if (dev->vbi_timeout_running) | |
1717 | del_timer_sync(&dev->vbi_timeout); | |
1718 | } | |
1719 | ||
1720 | void au0828_v4l2_resume(struct au0828_dev *dev) | |
1721 | { | |
1722 | int i, rc; | |
1723 | ||
81187240 MCC |
1724 | pr_info("restarting V4L2\n"); |
1725 | ||
1a1ba95e MCC |
1726 | if (dev->stream_state == STREAM_ON) { |
1727 | au0828_stream_interrupt(dev); | |
1728 | au0828_init_tuner(dev); | |
1729 | } | |
1730 | ||
1731 | if (dev->vid_timeout_running) | |
1732 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
1733 | if (dev->vbi_timeout_running) | |
1734 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1735 | ||
1736 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
1737 | au0828_i2s_init(dev); | |
1738 | ||
1739 | au0828_analog_stream_enable(dev); | |
1740 | ||
1741 | if (!(dev->stream_state == STREAM_ON)) { | |
1742 | au0828_analog_stream_reset(dev); | |
1743 | /* submit urbs */ | |
1744 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1745 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
1746 | if (rc) { | |
1747 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
1748 | i, rc); | |
1749 | au0828_uninit_isoc(dev); | |
1750 | } | |
1751 | } | |
1752 | } | |
1753 | } | |
1754 | ||
8b2f0795 DH |
1755 | static struct v4l2_file_operations au0828_v4l_fops = { |
1756 | .owner = THIS_MODULE, | |
1757 | .open = au0828_v4l2_open, | |
1758 | .release = au0828_v4l2_close, | |
05439b1a SK |
1759 | .read = vb2_fop_read, |
1760 | .poll = vb2_fop_poll, | |
1761 | .mmap = vb2_fop_mmap, | |
549ee4df | 1762 | .unlocked_ioctl = video_ioctl2, |
8b2f0795 DH |
1763 | }; |
1764 | ||
1765 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | |
1766 | .vidioc_querycap = vidioc_querycap, | |
1767 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | |
1768 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
1769 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
1770 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
5a5a4e16 | 1771 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
8d86e4e8 | 1772 | .vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
7f8eacd2 | 1773 | .vidioc_s_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
a2cf96f9 | 1774 | .vidioc_enumaudio = vidioc_enumaudio, |
8b2f0795 DH |
1775 | .vidioc_g_audio = vidioc_g_audio, |
1776 | .vidioc_s_audio = vidioc_s_audio, | |
1777 | .vidioc_cropcap = vidioc_cropcap, | |
05439b1a SK |
1778 | |
1779 | .vidioc_reqbufs = vb2_ioctl_reqbufs, | |
1780 | .vidioc_create_bufs = vb2_ioctl_create_bufs, | |
1781 | .vidioc_prepare_buf = vb2_ioctl_prepare_buf, | |
1782 | .vidioc_querybuf = vb2_ioctl_querybuf, | |
1783 | .vidioc_qbuf = vb2_ioctl_qbuf, | |
1784 | .vidioc_dqbuf = vb2_ioctl_dqbuf, | |
1785 | .vidioc_expbuf = vb2_ioctl_expbuf, | |
1786 | ||
8b2f0795 | 1787 | .vidioc_s_std = vidioc_s_std, |
33b6b89b | 1788 | .vidioc_g_std = vidioc_g_std, |
8b2f0795 DH |
1789 | .vidioc_enum_input = vidioc_enum_input, |
1790 | .vidioc_g_input = vidioc_g_input, | |
1791 | .vidioc_s_input = vidioc_s_input, | |
05439b1a SK |
1792 | |
1793 | .vidioc_streamon = vb2_ioctl_streamon, | |
1794 | .vidioc_streamoff = vb2_ioctl_streamoff, | |
1795 | ||
8b2f0795 DH |
1796 | .vidioc_g_tuner = vidioc_g_tuner, |
1797 | .vidioc_s_tuner = vidioc_s_tuner, | |
1798 | .vidioc_g_frequency = vidioc_g_frequency, | |
1799 | .vidioc_s_frequency = vidioc_s_frequency, | |
1800 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
1801 | .vidioc_g_register = vidioc_g_register, | |
1802 | .vidioc_s_register = vidioc_s_register, | |
8b2f0795 | 1803 | #endif |
83b09422 HV |
1804 | .vidioc_log_status = vidioc_log_status, |
1805 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, | |
1806 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
8b2f0795 DH |
1807 | }; |
1808 | ||
1809 | static const struct video_device au0828_video_template = { | |
1810 | .fops = &au0828_v4l_fops, | |
41071bb8 | 1811 | .release = video_device_release_empty, |
8b2f0795 | 1812 | .ioctl_ops = &video_ioctl_ops, |
f2fd7ce6 | 1813 | .tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL_M, |
8b2f0795 DH |
1814 | }; |
1815 | ||
05439b1a SK |
1816 | static int au0828_vb2_setup(struct au0828_dev *dev) |
1817 | { | |
1818 | int rc; | |
1819 | struct vb2_queue *q; | |
1820 | ||
1821 | /* Setup Videobuf2 for Video capture */ | |
1822 | q = &dev->vb_vidq; | |
1823 | q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1824 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1825 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1826 | q->drv_priv = dev; | |
1827 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1828 | q->ops = &au0828_video_qops; | |
1829 | q->mem_ops = &vb2_vmalloc_memops; | |
1830 | ||
1831 | rc = vb2_queue_init(q); | |
1832 | if (rc < 0) | |
1833 | return rc; | |
1834 | ||
1835 | /* Setup Videobuf2 for VBI capture */ | |
1836 | q = &dev->vb_vbiq; | |
1837 | q->type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1838 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1839 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1840 | q->drv_priv = dev; | |
1841 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1842 | q->ops = &au0828_vbi_qops; | |
1843 | q->mem_ops = &vb2_vmalloc_memops; | |
1844 | ||
1845 | rc = vb2_queue_init(q); | |
1846 | if (rc < 0) | |
1847 | return rc; | |
1848 | ||
1849 | return 0; | |
1850 | } | |
1851 | ||
d1f33737 MCC |
1852 | static void au0828_analog_create_entities(struct au0828_dev *dev) |
1853 | { | |
1854 | #if defined(CONFIG_MEDIA_CONTROLLER) | |
1855 | static const char * const inames[] = { | |
1856 | [AU0828_VMUX_COMPOSITE] = "Composite", | |
1857 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1858 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1859 | [AU0828_VMUX_TELEVISION] = "Television", | |
1860 | [AU0828_VMUX_DVB] = "DVB", | |
d1f33737 MCC |
1861 | }; |
1862 | int ret, i; | |
1863 | ||
1864 | /* Initialize Video and VBI pads */ | |
1865 | dev->video_pad.flags = MEDIA_PAD_FL_SINK; | |
ab22e77c | 1866 | ret = media_entity_pads_init(&dev->vdev.entity, 1, &dev->video_pad); |
d1f33737 MCC |
1867 | if (ret < 0) |
1868 | pr_err("failed to initialize video media entity!\n"); | |
1869 | ||
1870 | dev->vbi_pad.flags = MEDIA_PAD_FL_SINK; | |
ab22e77c | 1871 | ret = media_entity_pads_init(&dev->vbi_dev.entity, 1, &dev->vbi_pad); |
d1f33737 MCC |
1872 | if (ret < 0) |
1873 | pr_err("failed to initialize vbi media entity!\n"); | |
1874 | ||
1875 | /* Create entities for each input connector */ | |
1876 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1877 | struct media_entity *ent = &dev->input_ent[i]; | |
1878 | ||
1879 | if (AUVI_INPUT(i).type == AU0828_VMUX_UNDEFINED) | |
1880 | break; | |
1881 | ||
1882 | ent->name = inames[AUVI_INPUT(i).type]; | |
1883 | ent->flags = MEDIA_ENT_FL_CONNECTOR; | |
1884 | dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE; | |
1885 | ||
1886 | switch (AUVI_INPUT(i).type) { | |
1887 | case AU0828_VMUX_COMPOSITE: | |
4ca72efa | 1888 | ent->function = MEDIA_ENT_F_CONN_COMPOSITE; |
d1f33737 MCC |
1889 | break; |
1890 | case AU0828_VMUX_SVIDEO: | |
4ca72efa | 1891 | ent->function = MEDIA_ENT_F_CONN_SVIDEO; |
d1f33737 MCC |
1892 | break; |
1893 | case AU0828_VMUX_CABLE: | |
1894 | case AU0828_VMUX_TELEVISION: | |
1895 | case AU0828_VMUX_DVB: | |
34ac2532 | 1896 | default: /* Just to shut up a warning */ |
4ca72efa | 1897 | ent->function = MEDIA_ENT_F_CONN_RF; |
d1f33737 | 1898 | break; |
d1f33737 MCC |
1899 | } |
1900 | ||
ab22e77c | 1901 | ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]); |
d1f33737 MCC |
1902 | if (ret < 0) |
1903 | pr_err("failed to initialize input pad[%d]!\n", i); | |
1904 | ||
1905 | ret = media_device_register_entity(dev->media_dev, ent); | |
1906 | if (ret < 0) | |
1907 | pr_err("failed to register input entity %d!\n", i); | |
1908 | } | |
1909 | #endif | |
1910 | } | |
1911 | ||
8b2f0795 DH |
1912 | /**************************************************************************/ |
1913 | ||
fc4ce6cd DH |
1914 | int au0828_analog_register(struct au0828_dev *dev, |
1915 | struct usb_interface *interface) | |
8b2f0795 DH |
1916 | { |
1917 | int retval = -ENOMEM; | |
fc4ce6cd DH |
1918 | struct usb_host_interface *iface_desc; |
1919 | struct usb_endpoint_descriptor *endpoint; | |
d63b21bf | 1920 | int i, ret; |
8b2f0795 | 1921 | |
1fe3a8fe MCC |
1922 | dprintk(1, "au0828_analog_register called for intf#%d!\n", |
1923 | interface->cur_altsetting->desc.bInterfaceNumber); | |
8b2f0795 | 1924 | |
7b606ffd MCC |
1925 | /* No analog TV */ |
1926 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
1927 | return 0; | |
1928 | ||
fc4ce6cd DH |
1929 | /* set au0828 usb interface0 to as5 */ |
1930 | retval = usb_set_interface(dev->usbdev, | |
62899a28 | 1931 | interface->cur_altsetting->desc.bInterfaceNumber, 5); |
fc4ce6cd | 1932 | if (retval != 0) { |
83afb32a | 1933 | pr_info("Failure setting usb interface0 to as5\n"); |
fc4ce6cd DH |
1934 | return retval; |
1935 | } | |
1936 | ||
1937 | /* Figure out which endpoint has the isoc interface */ | |
1938 | iface_desc = interface->cur_altsetting; | |
62899a28 | 1939 | for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { |
fc4ce6cd | 1940 | endpoint = &iface_desc->endpoint[i].desc; |
62899a28 DH |
1941 | if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) |
1942 | == USB_DIR_IN) && | |
1943 | ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) | |
1944 | == USB_ENDPOINT_XFER_ISOC)) { | |
fc4ce6cd DH |
1945 | |
1946 | /* we find our isoc in endpoint */ | |
1947 | u16 tmp = le16_to_cpu(endpoint->wMaxPacketSize); | |
62899a28 DH |
1948 | dev->max_pkt_size = (tmp & 0x07ff) * |
1949 | (((tmp & 0x1800) >> 11) + 1); | |
fc4ce6cd | 1950 | dev->isoc_in_endpointaddr = endpoint->bEndpointAddress; |
1fe3a8fe MCC |
1951 | dprintk(1, |
1952 | "Found isoc endpoint 0x%02x, max size = %d\n", | |
1953 | dev->isoc_in_endpointaddr, dev->max_pkt_size); | |
fc4ce6cd DH |
1954 | } |
1955 | } | |
62899a28 | 1956 | if (!(dev->isoc_in_endpointaddr)) { |
83afb32a | 1957 | pr_info("Could not locate isoc endpoint\n"); |
fc4ce6cd DH |
1958 | return -ENODEV; |
1959 | } | |
1960 | ||
8b2f0795 DH |
1961 | init_waitqueue_head(&dev->open); |
1962 | spin_lock_init(&dev->slock); | |
8b2f0795 | 1963 | |
7f8eacd2 | 1964 | /* init video dma queues */ |
8b2f0795 | 1965 | INIT_LIST_HEAD(&dev->vidq.active); |
7f8eacd2 | 1966 | INIT_LIST_HEAD(&dev->vbiq.active); |
8b2f0795 | 1967 | |
30a8f2a0 JL |
1968 | setup_timer(&dev->vid_timeout, au0828_vid_buffer_timeout, |
1969 | (unsigned long)dev); | |
1970 | setup_timer(&dev->vbi_timeout, au0828_vbi_buffer_timeout, | |
1971 | (unsigned long)dev); | |
78ca5005 | 1972 | |
8b2f0795 DH |
1973 | dev->width = NTSC_STD_W; |
1974 | dev->height = NTSC_STD_H; | |
1975 | dev->field_size = dev->width * dev->height; | |
1976 | dev->frame_size = dev->field_size << 1; | |
1977 | dev->bytesperline = dev->width << 1; | |
de8d2bbf HV |
1978 | dev->vbi_width = 720; |
1979 | dev->vbi_height = 1; | |
8b2f0795 | 1980 | dev->ctrl_ainput = 0; |
e1cf6587 | 1981 | dev->ctrl_freq = 960; |
33b6b89b | 1982 | dev->std = V4L2_STD_NTSC_M; |
174ced21 | 1983 | /* Default input is TV Tuner */ |
56230d1e | 1984 | au0828_s_input(dev, 0); |
8b2f0795 | 1985 | |
05439b1a SK |
1986 | mutex_init(&dev->vb_queue_lock); |
1987 | mutex_init(&dev->vb_vbi_queue_lock); | |
1988 | ||
8b2f0795 | 1989 | /* Fill the video capture device struct */ |
41071bb8 SK |
1990 | dev->vdev = au0828_video_template; |
1991 | dev->vdev.v4l2_dev = &dev->v4l2_dev; | |
1992 | dev->vdev.lock = &dev->lock; | |
1993 | dev->vdev.queue = &dev->vb_vidq; | |
1994 | dev->vdev.queue->lock = &dev->vb_queue_lock; | |
1995 | strcpy(dev->vdev.name, "au0828a video"); | |
8b2f0795 DH |
1996 | |
1997 | /* Setup the VBI device */ | |
41071bb8 SK |
1998 | dev->vbi_dev = au0828_video_template; |
1999 | dev->vbi_dev.v4l2_dev = &dev->v4l2_dev; | |
2000 | dev->vbi_dev.lock = &dev->lock; | |
2001 | dev->vbi_dev.queue = &dev->vb_vbiq; | |
2002 | dev->vbi_dev.queue->lock = &dev->vb_vbi_queue_lock; | |
2003 | strcpy(dev->vbi_dev.name, "au0828a vbi"); | |
8b2f0795 | 2004 | |
d1f33737 MCC |
2005 | /* Init entities at the Media Controller */ |
2006 | au0828_analog_create_entities(dev); | |
bed69196 | 2007 | |
05439b1a SK |
2008 | /* initialize videobuf2 stuff */ |
2009 | retval = au0828_vb2_setup(dev); | |
2010 | if (retval != 0) { | |
2011 | dprintk(1, "unable to setup videobuf2 queues (error = %d).\n", | |
2012 | retval); | |
41071bb8 | 2013 | return -ENODEV; |
05439b1a SK |
2014 | } |
2015 | ||
8b2f0795 | 2016 | /* Register the v4l2 device */ |
41071bb8 SK |
2017 | video_set_drvdata(&dev->vdev, dev); |
2018 | retval = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, -1); | |
62899a28 DH |
2019 | if (retval != 0) { |
2020 | dprintk(1, "unable to register video device (error = %d).\n", | |
2021 | retval); | |
d63b21bf | 2022 | ret = -ENODEV; |
05439b1a | 2023 | goto err_reg_vdev; |
8b2f0795 DH |
2024 | } |
2025 | ||
2026 | /* Register the vbi device */ | |
41071bb8 SK |
2027 | video_set_drvdata(&dev->vbi_dev, dev); |
2028 | retval = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI, -1); | |
62899a28 DH |
2029 | if (retval != 0) { |
2030 | dprintk(1, "unable to register vbi device (error = %d).\n", | |
2031 | retval); | |
d63b21bf | 2032 | ret = -ENODEV; |
05439b1a | 2033 | goto err_reg_vbi_dev; |
8b2f0795 | 2034 | } |
9822f417 MCC |
2035 | |
2036 | #ifdef CONFIG_MEDIA_CONTROLLER | |
2037 | retval = v4l2_mc_create_media_graph(dev->media_dev); | |
7b606ffd MCC |
2038 | if (retval) { |
2039 | pr_err("%s() au0282_dev_register failed to create graph\n", | |
2040 | __func__); | |
2041 | ret = -ENODEV; | |
2042 | goto err_reg_vbi_dev; | |
2043 | } | |
9822f417 | 2044 | #endif |
8b2f0795 | 2045 | |
62899a28 | 2046 | dprintk(1, "%s completed!\n", __func__); |
8b2f0795 DH |
2047 | |
2048 | return 0; | |
d63b21bf | 2049 | |
05439b1a | 2050 | err_reg_vbi_dev: |
41071bb8 | 2051 | video_unregister_device(&dev->vdev); |
05439b1a SK |
2052 | err_reg_vdev: |
2053 | vb2_queue_release(&dev->vb_vidq); | |
2054 | vb2_queue_release(&dev->vb_vbiq); | |
d63b21bf | 2055 | return ret; |
8b2f0795 DH |
2056 | } |
2057 |