Commit | Line | Data |
---|---|---|
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. | |
8b2f0795 DH |
16 | */ |
17 | ||
18 | /* Developer Notes: | |
19 | * | |
8b2f0795 DH |
20 | * The hardware scaler supported is unimplemented |
21 | * AC97 audio support is unimplemented (only i2s audio mode) | |
22 | * | |
23 | */ | |
24 | ||
83afb32a | 25 | #include "au0828.h" |
50512333 | 26 | #include "au8522.h" |
83afb32a | 27 | |
8b2f0795 | 28 | #include <linux/module.h> |
5a0e3ad6 | 29 | #include <linux/slab.h> |
8b2f0795 DH |
30 | #include <linux/init.h> |
31 | #include <linux/device.h> | |
8b2f0795 | 32 | #include <media/v4l2-common.h> |
9822f417 | 33 | #include <media/v4l2-mc.h> |
8b2f0795 | 34 | #include <media/v4l2-ioctl.h> |
83b09422 | 35 | #include <media/v4l2-event.h> |
8b2f0795 | 36 | #include <media/tuner.h> |
8b2f0795 DH |
37 | #include "au0828-reg.h" |
38 | ||
8b2f0795 DH |
39 | static DEFINE_MUTEX(au0828_sysfs_lock); |
40 | ||
8b2f0795 DH |
41 | /* ------------------------------------------------------------------ |
42 | Videobuf operations | |
43 | ------------------------------------------------------------------*/ | |
44 | ||
45 | static unsigned int isoc_debug; | |
46 | module_param(isoc_debug, int, 0644); | |
47 | MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]"); | |
48 | ||
49 | #define au0828_isocdbg(fmt, arg...) \ | |
50 | do {\ | |
51 | if (isoc_debug) { \ | |
83afb32a | 52 | pr_info("au0828 %s :"fmt, \ |
8b2f0795 DH |
53 | __func__ , ##arg); \ |
54 | } \ | |
55 | } while (0) | |
56 | ||
fa09cb9a HV |
57 | static inline void i2c_gate_ctrl(struct au0828_dev *dev, int val) |
58 | { | |
59 | if (dev->dvb.frontend && dev->dvb.frontend->ops.analog_ops.i2c_gate_ctrl) | |
60 | dev->dvb.frontend->ops.analog_ops.i2c_gate_ctrl(dev->dvb.frontend, val); | |
61 | } | |
62 | ||
8b2f0795 DH |
63 | static inline void print_err_status(struct au0828_dev *dev, |
64 | int packet, int status) | |
65 | { | |
66 | char *errmsg = "Unknown"; | |
67 | ||
68 | switch (status) { | |
69 | case -ENOENT: | |
b436e26e | 70 | errmsg = "unlinked synchronously"; |
8b2f0795 DH |
71 | break; |
72 | case -ECONNRESET: | |
b436e26e | 73 | errmsg = "unlinked asynchronously"; |
8b2f0795 DH |
74 | break; |
75 | case -ENOSR: | |
76 | errmsg = "Buffer error (overrun)"; | |
77 | break; | |
78 | case -EPIPE: | |
79 | errmsg = "Stalled (device not responding)"; | |
80 | break; | |
81 | case -EOVERFLOW: | |
82 | errmsg = "Babble (bad cable?)"; | |
83 | break; | |
84 | case -EPROTO: | |
85 | errmsg = "Bit-stuff error (bad cable?)"; | |
86 | break; | |
87 | case -EILSEQ: | |
88 | errmsg = "CRC/Timeout (could be anything)"; | |
89 | break; | |
90 | case -ETIME: | |
91 | errmsg = "Device does not respond"; | |
92 | break; | |
93 | } | |
94 | if (packet < 0) { | |
95 | au0828_isocdbg("URB status %d [%s].\n", status, errmsg); | |
96 | } else { | |
97 | au0828_isocdbg("URB packet %d, status %d [%s].\n", | |
98 | packet, status, errmsg); | |
99 | } | |
100 | } | |
101 | ||
102 | static int check_dev(struct au0828_dev *dev) | |
103 | { | |
e8e3039f | 104 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) { |
83afb32a | 105 | pr_info("v4l2 ioctl: device not present\n"); |
8b2f0795 DH |
106 | return -ENODEV; |
107 | } | |
108 | ||
e8e3039f MCC |
109 | if (test_bit(DEV_MISCONFIGURED, &dev->dev_state)) { |
110 | pr_info("v4l2 ioctl: device is misconfigured; close and open it again\n"); | |
8b2f0795 DH |
111 | return -EIO; |
112 | } | |
113 | return 0; | |
114 | } | |
115 | ||
116 | /* | |
117 | * IRQ callback, called by URB callback | |
118 | */ | |
119 | static void au0828_irq_callback(struct urb *urb) | |
120 | { | |
121 | struct au0828_dmaqueue *dma_q = urb->context; | |
122 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
78ca5005 | 123 | unsigned long flags = 0; |
e92ba283 | 124 | int i; |
8b2f0795 DH |
125 | |
126 | switch (urb->status) { | |
127 | case 0: /* success */ | |
128 | case -ETIMEDOUT: /* NAK */ | |
129 | break; | |
130 | case -ECONNRESET: /* kill */ | |
131 | case -ENOENT: | |
132 | case -ESHUTDOWN: | |
133 | au0828_isocdbg("au0828_irq_callback called: status kill\n"); | |
134 | return; | |
135 | default: /* unknown error */ | |
136 | au0828_isocdbg("urb completition error %d.\n", urb->status); | |
137 | break; | |
138 | } | |
139 | ||
140 | /* Copy data from URB */ | |
78ca5005 | 141 | spin_lock_irqsave(&dev->slock, flags); |
e92ba283 | 142 | dev->isoc_ctl.isoc_copy(dev, urb); |
78ca5005 | 143 | spin_unlock_irqrestore(&dev->slock, flags); |
8b2f0795 DH |
144 | |
145 | /* Reset urb buffers */ | |
146 | for (i = 0; i < urb->number_of_packets; i++) { | |
147 | urb->iso_frame_desc[i].status = 0; | |
148 | urb->iso_frame_desc[i].actual_length = 0; | |
149 | } | |
150 | urb->status = 0; | |
151 | ||
152 | urb->status = usb_submit_urb(urb, GFP_ATOMIC); | |
153 | if (urb->status) { | |
154 | au0828_isocdbg("urb resubmit failed (error=%i)\n", | |
155 | urb->status); | |
156 | } | |
e2147d0a | 157 | dev->stream_state = STREAM_ON; |
8b2f0795 DH |
158 | } |
159 | ||
160 | /* | |
161 | * Stop and Deallocate URBs | |
162 | */ | |
a094ca46 | 163 | static void au0828_uninit_isoc(struct au0828_dev *dev) |
8b2f0795 DH |
164 | { |
165 | struct urb *urb; | |
166 | int i; | |
167 | ||
168 | au0828_isocdbg("au0828: called au0828_uninit_isoc\n"); | |
169 | ||
170 | dev->isoc_ctl.nfields = -1; | |
171 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
172 | urb = dev->isoc_ctl.urb[i]; | |
173 | if (urb) { | |
174 | if (!irqs_disabled()) | |
175 | usb_kill_urb(urb); | |
176 | else | |
177 | usb_unlink_urb(urb); | |
178 | ||
179 | if (dev->isoc_ctl.transfer_buffer[i]) { | |
997ea58e | 180 | usb_free_coherent(dev->usbdev, |
8b2f0795 DH |
181 | urb->transfer_buffer_length, |
182 | dev->isoc_ctl.transfer_buffer[i], | |
183 | urb->transfer_dma); | |
184 | } | |
185 | usb_free_urb(urb); | |
186 | dev->isoc_ctl.urb[i] = NULL; | |
187 | } | |
188 | dev->isoc_ctl.transfer_buffer[i] = NULL; | |
189 | } | |
190 | ||
191 | kfree(dev->isoc_ctl.urb); | |
192 | kfree(dev->isoc_ctl.transfer_buffer); | |
193 | ||
194 | dev->isoc_ctl.urb = NULL; | |
195 | dev->isoc_ctl.transfer_buffer = NULL; | |
196 | dev->isoc_ctl.num_bufs = 0; | |
e2147d0a MCC |
197 | |
198 | dev->stream_state = STREAM_OFF; | |
8b2f0795 DH |
199 | } |
200 | ||
201 | /* | |
202 | * Allocate URBs and start IRQ | |
203 | */ | |
a094ca46 MCC |
204 | static int au0828_init_isoc(struct au0828_dev *dev, int max_packets, |
205 | int num_bufs, int max_pkt_size, | |
206 | int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb)) | |
8b2f0795 DH |
207 | { |
208 | struct au0828_dmaqueue *dma_q = &dev->vidq; | |
209 | int i; | |
210 | int sb_size, pipe; | |
211 | struct urb *urb; | |
212 | int j, k; | |
213 | int rc; | |
214 | ||
215 | au0828_isocdbg("au0828: called au0828_prepare_isoc\n"); | |
216 | ||
8b2f0795 DH |
217 | dev->isoc_ctl.isoc_copy = isoc_copy; |
218 | dev->isoc_ctl.num_bufs = num_bufs; | |
219 | ||
6396bb22 | 220 | dev->isoc_ctl.urb = kcalloc(num_bufs, sizeof(void *), GFP_KERNEL); |
8b2f0795 DH |
221 | if (!dev->isoc_ctl.urb) { |
222 | au0828_isocdbg("cannot alloc memory for usb buffers\n"); | |
223 | return -ENOMEM; | |
224 | } | |
225 | ||
6396bb22 KC |
226 | dev->isoc_ctl.transfer_buffer = kcalloc(num_bufs, sizeof(void *), |
227 | GFP_KERNEL); | |
8b2f0795 DH |
228 | if (!dev->isoc_ctl.transfer_buffer) { |
229 | au0828_isocdbg("cannot allocate memory for usb transfer\n"); | |
230 | kfree(dev->isoc_ctl.urb); | |
231 | return -ENOMEM; | |
232 | } | |
233 | ||
234 | dev->isoc_ctl.max_pkt_size = max_pkt_size; | |
235 | dev->isoc_ctl.buf = NULL; | |
236 | ||
237 | sb_size = max_packets * dev->isoc_ctl.max_pkt_size; | |
238 | ||
239 | /* allocate urbs and transfer buffers */ | |
240 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
241 | urb = usb_alloc_urb(max_packets, GFP_KERNEL); | |
242 | if (!urb) { | |
8b2f0795 DH |
243 | au0828_uninit_isoc(dev); |
244 | return -ENOMEM; | |
245 | } | |
246 | dev->isoc_ctl.urb[i] = urb; | |
247 | ||
997ea58e | 248 | dev->isoc_ctl.transfer_buffer[i] = usb_alloc_coherent(dev->usbdev, |
8b2f0795 DH |
249 | sb_size, GFP_KERNEL, &urb->transfer_dma); |
250 | if (!dev->isoc_ctl.transfer_buffer[i]) { | |
22990690 | 251 | printk("unable to allocate %i bytes for transfer buffer %i%s\n", |
8b2f0795 DH |
252 | sb_size, i, |
253 | in_interrupt() ? " while in int" : ""); | |
254 | au0828_uninit_isoc(dev); | |
255 | return -ENOMEM; | |
256 | } | |
257 | memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); | |
258 | ||
259 | pipe = usb_rcvisocpipe(dev->usbdev, | |
260 | dev->isoc_in_endpointaddr), | |
261 | ||
262 | usb_fill_int_urb(urb, dev->usbdev, pipe, | |
263 | dev->isoc_ctl.transfer_buffer[i], sb_size, | |
264 | au0828_irq_callback, dma_q, 1); | |
265 | ||
266 | urb->number_of_packets = max_packets; | |
fadadb7d | 267 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; |
8b2f0795 DH |
268 | |
269 | k = 0; | |
270 | for (j = 0; j < max_packets; j++) { | |
271 | urb->iso_frame_desc[j].offset = k; | |
272 | urb->iso_frame_desc[j].length = | |
273 | dev->isoc_ctl.max_pkt_size; | |
274 | k += dev->isoc_ctl.max_pkt_size; | |
275 | } | |
276 | } | |
277 | ||
8b2f0795 DH |
278 | /* submit urbs and enables IRQ */ |
279 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
280 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
281 | if (rc) { | |
282 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
283 | i, rc); | |
284 | au0828_uninit_isoc(dev); | |
285 | return rc; | |
286 | } | |
287 | } | |
288 | ||
289 | return 0; | |
290 | } | |
291 | ||
292 | /* | |
293 | * Announces that a buffer were filled and request the next | |
294 | */ | |
295 | static inline void buffer_filled(struct au0828_dev *dev, | |
c5036d61 LP |
296 | struct au0828_dmaqueue *dma_q, |
297 | struct au0828_buffer *buf) | |
8b2f0795 | 298 | { |
2d700715 JS |
299 | struct vb2_v4l2_buffer *vb = &buf->vb; |
300 | struct vb2_queue *q = vb->vb2_buf.vb2_queue; | |
8b2f0795 | 301 | |
7f8eacd2 | 302 | /* Advice that buffer was filled */ |
05439b1a | 303 | au0828_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field); |
7f8eacd2 | 304 | |
c5036d61 | 305 | if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
2d700715 | 306 | vb->sequence = dev->frame_count++; |
c5036d61 | 307 | else |
2d700715 | 308 | vb->sequence = dev->vbi_frame_count++; |
c5036d61 | 309 | |
2d700715 | 310 | vb->field = V4L2_FIELD_INTERLACED; |
d6dd645e | 311 | vb->vb2_buf.timestamp = ktime_get_ns(); |
2d700715 | 312 | vb2_buffer_done(&vb->vb2_buf, VB2_BUF_STATE_DONE); |
7f8eacd2 DH |
313 | } |
314 | ||
8b2f0795 DH |
315 | /* |
316 | * Identify the buffer header type and properly handles | |
317 | */ | |
318 | static void au0828_copy_video(struct au0828_dev *dev, | |
319 | struct au0828_dmaqueue *dma_q, | |
320 | struct au0828_buffer *buf, | |
321 | unsigned char *p, | |
322 | unsigned char *outp, unsigned long len) | |
323 | { | |
324 | void *fieldstart, *startwrite, *startread; | |
325 | int linesdone, currlinedone, offset, lencopy, remain; | |
326 | int bytesperline = dev->width << 1; /* Assumes 16-bit depth @@@@ */ | |
327 | ||
7f8eacd2 DH |
328 | if (len == 0) |
329 | return; | |
330 | ||
05439b1a SK |
331 | if (dma_q->pos + len > buf->length) |
332 | len = buf->length - dma_q->pos; | |
8b2f0795 DH |
333 | |
334 | startread = p; | |
335 | remain = len; | |
336 | ||
337 | /* Interlaces frame */ | |
338 | if (buf->top_field) | |
339 | fieldstart = outp; | |
340 | else | |
341 | fieldstart = outp + bytesperline; | |
342 | ||
343 | linesdone = dma_q->pos / bytesperline; | |
344 | currlinedone = dma_q->pos % bytesperline; | |
345 | offset = linesdone * bytesperline * 2 + currlinedone; | |
346 | startwrite = fieldstart + offset; | |
347 | lencopy = bytesperline - currlinedone; | |
348 | lencopy = lencopy > remain ? remain : lencopy; | |
349 | ||
05439b1a | 350 | if ((char *)startwrite + lencopy > (char *)outp + buf->length) { |
8b2f0795 DH |
351 | au0828_isocdbg("Overflow of %zi bytes past buffer end (1)\n", |
352 | ((char *)startwrite + lencopy) - | |
05439b1a SK |
353 | ((char *)outp + buf->length)); |
354 | remain = (char *)outp + buf->length - (char *)startwrite; | |
8b2f0795 DH |
355 | lencopy = remain; |
356 | } | |
357 | if (lencopy <= 0) | |
358 | return; | |
359 | memcpy(startwrite, startread, lencopy); | |
360 | ||
361 | remain -= lencopy; | |
362 | ||
363 | while (remain > 0) { | |
364 | startwrite += lencopy + bytesperline; | |
365 | startread += lencopy; | |
366 | if (bytesperline > remain) | |
367 | lencopy = remain; | |
368 | else | |
369 | lencopy = bytesperline; | |
370 | ||
371 | if ((char *)startwrite + lencopy > (char *)outp + | |
05439b1a | 372 | buf->length) { |
62899a28 | 373 | au0828_isocdbg("Overflow %zi bytes past buf end (2)\n", |
8b2f0795 | 374 | ((char *)startwrite + lencopy) - |
05439b1a SK |
375 | ((char *)outp + buf->length)); |
376 | lencopy = remain = (char *)outp + buf->length - | |
8b2f0795 DH |
377 | (char *)startwrite; |
378 | } | |
379 | if (lencopy <= 0) | |
380 | break; | |
381 | ||
382 | memcpy(startwrite, startread, lencopy); | |
383 | ||
384 | remain -= lencopy; | |
385 | } | |
386 | ||
387 | if (offset > 1440) { | |
388 | /* We have enough data to check for greenscreen */ | |
62899a28 | 389 | if (outp[0] < 0x60 && outp[1440] < 0x60) |
8b2f0795 | 390 | dev->greenscreen_detected = 1; |
8b2f0795 DH |
391 | } |
392 | ||
393 | dma_q->pos += len; | |
394 | } | |
395 | ||
396 | /* | |
397 | * video-buf generic routine to get the next available buffer | |
398 | */ | |
399 | static inline void get_next_buf(struct au0828_dmaqueue *dma_q, | |
400 | struct au0828_buffer **buf) | |
401 | { | |
402 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vidq); | |
403 | ||
404 | if (list_empty(&dma_q->active)) { | |
405 | au0828_isocdbg("No active queue to serve\n"); | |
406 | dev->isoc_ctl.buf = NULL; | |
407 | *buf = NULL; | |
408 | return; | |
409 | } | |
410 | ||
411 | /* Get the next buffer */ | |
05439b1a SK |
412 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
413 | /* Cleans up buffer - Useful for testing for frame/URB loss */ | |
414 | list_del(&(*buf)->list); | |
415 | dma_q->pos = 0; | |
416 | (*buf)->vb_buf = (*buf)->mem; | |
8b2f0795 DH |
417 | dev->isoc_ctl.buf = *buf; |
418 | ||
419 | return; | |
420 | } | |
421 | ||
7f8eacd2 DH |
422 | static void au0828_copy_vbi(struct au0828_dev *dev, |
423 | struct au0828_dmaqueue *dma_q, | |
424 | struct au0828_buffer *buf, | |
425 | unsigned char *p, | |
426 | unsigned char *outp, unsigned long len) | |
427 | { | |
428 | unsigned char *startwrite, *startread; | |
b5f5933a | 429 | int bytesperline; |
7f8eacd2 DH |
430 | int i, j = 0; |
431 | ||
432 | if (dev == NULL) { | |
433 | au0828_isocdbg("dev is null\n"); | |
434 | return; | |
435 | } | |
436 | ||
437 | if (dma_q == NULL) { | |
438 | au0828_isocdbg("dma_q is null\n"); | |
439 | return; | |
440 | } | |
441 | if (buf == NULL) | |
442 | return; | |
443 | if (p == NULL) { | |
444 | au0828_isocdbg("p is null\n"); | |
445 | return; | |
446 | } | |
447 | if (outp == NULL) { | |
448 | au0828_isocdbg("outp is null\n"); | |
449 | return; | |
450 | } | |
451 | ||
b5f5933a DC |
452 | bytesperline = dev->vbi_width; |
453 | ||
05439b1a SK |
454 | if (dma_q->pos + len > buf->length) |
455 | len = buf->length - dma_q->pos; | |
7f8eacd2 DH |
456 | |
457 | startread = p; | |
458 | startwrite = outp + (dma_q->pos / 2); | |
459 | ||
460 | /* Make sure the bottom field populates the second half of the frame */ | |
461 | if (buf->top_field == 0) | |
462 | startwrite += bytesperline * dev->vbi_height; | |
463 | ||
464 | for (i = 0; i < len; i += 2) | |
465 | startwrite[j++] = startread[i+1]; | |
466 | ||
467 | dma_q->pos += len; | |
468 | } | |
469 | ||
470 | ||
471 | /* | |
472 | * video-buf generic routine to get the next available VBI buffer | |
473 | */ | |
474 | static inline void vbi_get_next_buf(struct au0828_dmaqueue *dma_q, | |
475 | struct au0828_buffer **buf) | |
476 | { | |
477 | struct au0828_dev *dev = container_of(dma_q, struct au0828_dev, vbiq); | |
7f8eacd2 DH |
478 | |
479 | if (list_empty(&dma_q->active)) { | |
480 | au0828_isocdbg("No active queue to serve\n"); | |
481 | dev->isoc_ctl.vbi_buf = NULL; | |
482 | *buf = NULL; | |
483 | return; | |
484 | } | |
485 | ||
486 | /* Get the next buffer */ | |
05439b1a | 487 | *buf = list_entry(dma_q->active.next, struct au0828_buffer, list); |
25985edc | 488 | /* Cleans up buffer - Useful for testing for frame/URB loss */ |
05439b1a SK |
489 | list_del(&(*buf)->list); |
490 | dma_q->pos = 0; | |
491 | (*buf)->vb_buf = (*buf)->mem; | |
7f8eacd2 | 492 | dev->isoc_ctl.vbi_buf = *buf; |
7f8eacd2 DH |
493 | return; |
494 | } | |
495 | ||
8b2f0795 DH |
496 | /* |
497 | * Controls the isoc copy of each urb packet | |
498 | */ | |
499 | static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) | |
500 | { | |
501 | struct au0828_buffer *buf; | |
7f8eacd2 | 502 | struct au0828_buffer *vbi_buf; |
8b2f0795 | 503 | struct au0828_dmaqueue *dma_q = urb->context; |
7f8eacd2 | 504 | struct au0828_dmaqueue *vbi_dma_q = &dev->vbiq; |
8b2f0795 | 505 | unsigned char *outp = NULL; |
7f8eacd2 | 506 | unsigned char *vbioutp = NULL; |
8b2f0795 DH |
507 | int i, len = 0, rc = 1; |
508 | unsigned char *p; | |
509 | unsigned char fbyte; | |
7f8eacd2 DH |
510 | unsigned int vbi_field_size; |
511 | unsigned int remain, lencopy; | |
8b2f0795 DH |
512 | |
513 | if (!dev) | |
514 | return 0; | |
515 | ||
e8e3039f MCC |
516 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state) || |
517 | test_bit(DEV_MISCONFIGURED, &dev->dev_state)) | |
8b2f0795 DH |
518 | return 0; |
519 | ||
520 | if (urb->status < 0) { | |
521 | print_err_status(dev, -1, urb->status); | |
522 | if (urb->status == -ENOENT) | |
523 | return 0; | |
524 | } | |
525 | ||
526 | buf = dev->isoc_ctl.buf; | |
527 | if (buf != NULL) | |
2d700715 | 528 | outp = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
8b2f0795 | 529 | |
7f8eacd2 DH |
530 | vbi_buf = dev->isoc_ctl.vbi_buf; |
531 | if (vbi_buf != NULL) | |
2d700715 | 532 | vbioutp = vb2_plane_vaddr(&vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 | 533 | |
8b2f0795 DH |
534 | for (i = 0; i < urb->number_of_packets; i++) { |
535 | int status = urb->iso_frame_desc[i].status; | |
536 | ||
537 | if (status < 0) { | |
538 | print_err_status(dev, i, status); | |
539 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
540 | continue; | |
541 | } | |
542 | ||
62899a28 | 543 | if (urb->iso_frame_desc[i].actual_length <= 0) |
8b2f0795 | 544 | continue; |
62899a28 | 545 | |
8b2f0795 DH |
546 | if (urb->iso_frame_desc[i].actual_length > |
547 | dev->max_pkt_size) { | |
548 | au0828_isocdbg("packet bigger than packet size"); | |
549 | continue; | |
550 | } | |
551 | ||
552 | p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; | |
553 | fbyte = p[0]; | |
554 | len = urb->iso_frame_desc[i].actual_length - 4; | |
555 | p += 4; | |
556 | ||
557 | if (fbyte & 0x80) { | |
558 | len -= 4; | |
559 | p += 4; | |
560 | au0828_isocdbg("Video frame %s\n", | |
561 | (fbyte & 0x40) ? "odd" : "even"); | |
bde3bb9a | 562 | if (fbyte & 0x40) { |
7f8eacd2 DH |
563 | /* VBI */ |
564 | if (vbi_buf != NULL) | |
c5036d61 | 565 | buffer_filled(dev, vbi_dma_q, vbi_buf); |
7f8eacd2 DH |
566 | vbi_get_next_buf(vbi_dma_q, &vbi_buf); |
567 | if (vbi_buf == NULL) | |
568 | vbioutp = NULL; | |
569 | else | |
05439b1a | 570 | vbioutp = vb2_plane_vaddr( |
2d700715 | 571 | &vbi_buf->vb.vb2_buf, 0); |
7f8eacd2 DH |
572 | |
573 | /* Video */ | |
8b2f0795 DH |
574 | if (buf != NULL) |
575 | buffer_filled(dev, dma_q, buf); | |
576 | get_next_buf(dma_q, &buf); | |
62899a28 | 577 | if (buf == NULL) |
8b2f0795 | 578 | outp = NULL; |
62899a28 | 579 | else |
2d700715 JS |
580 | outp = vb2_plane_vaddr( |
581 | &buf->vb.vb2_buf, 0); | |
78ca5005 DH |
582 | |
583 | /* As long as isoc traffic is arriving, keep | |
584 | resetting the timer */ | |
585 | if (dev->vid_timeout_running) | |
586 | mod_timer(&dev->vid_timeout, | |
587 | jiffies + (HZ / 10)); | |
588 | if (dev->vbi_timeout_running) | |
589 | mod_timer(&dev->vbi_timeout, | |
590 | jiffies + (HZ / 10)); | |
8b2f0795 DH |
591 | } |
592 | ||
593 | if (buf != NULL) { | |
62899a28 | 594 | if (fbyte & 0x40) |
8b2f0795 | 595 | buf->top_field = 1; |
62899a28 | 596 | else |
8b2f0795 | 597 | buf->top_field = 0; |
8b2f0795 DH |
598 | } |
599 | ||
7f8eacd2 DH |
600 | if (vbi_buf != NULL) { |
601 | if (fbyte & 0x40) | |
602 | vbi_buf->top_field = 1; | |
603 | else | |
604 | vbi_buf->top_field = 0; | |
605 | } | |
606 | ||
607 | dev->vbi_read = 0; | |
608 | vbi_dma_q->pos = 0; | |
8b2f0795 DH |
609 | dma_q->pos = 0; |
610 | } | |
7f8eacd2 DH |
611 | |
612 | vbi_field_size = dev->vbi_width * dev->vbi_height * 2; | |
613 | if (dev->vbi_read < vbi_field_size) { | |
614 | remain = vbi_field_size - dev->vbi_read; | |
615 | if (len < remain) | |
616 | lencopy = len; | |
617 | else | |
618 | lencopy = remain; | |
619 | ||
620 | if (vbi_buf != NULL) | |
621 | au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p, | |
622 | vbioutp, len); | |
623 | ||
624 | len -= lencopy; | |
625 | p += lencopy; | |
626 | dev->vbi_read += lencopy; | |
627 | } | |
628 | ||
629 | if (dev->vbi_read >= vbi_field_size && buf != NULL) | |
8b2f0795 | 630 | au0828_copy_video(dev, dma_q, buf, p, outp, len); |
8b2f0795 DH |
631 | } |
632 | return rc; | |
633 | } | |
634 | ||
7b606ffd MCC |
635 | void au0828_usb_v4l2_media_release(struct au0828_dev *dev) |
636 | { | |
637 | #ifdef CONFIG_MEDIA_CONTROLLER | |
638 | int i; | |
639 | ||
640 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
641 | if (AUVI_INPUT(i).type == AU0828_VMUX_UNDEFINED) | |
642 | return; | |
643 | media_device_unregister_entity(&dev->input_ent[i]); | |
644 | } | |
645 | #endif | |
646 | } | |
647 | ||
7b606ffd MCC |
648 | static void au0828_usb_v4l2_release(struct v4l2_device *v4l2_dev) |
649 | { | |
650 | struct au0828_dev *dev = | |
651 | container_of(v4l2_dev, struct au0828_dev, v4l2_dev); | |
652 | ||
653 | v4l2_ctrl_handler_free(&dev->v4l2_ctrl_hdl); | |
654 | v4l2_device_unregister(&dev->v4l2_dev); | |
655 | au0828_usb_v4l2_media_release(dev); | |
656 | au0828_usb_release(dev); | |
657 | } | |
658 | ||
659 | int au0828_v4l2_device_register(struct usb_interface *interface, | |
660 | struct au0828_dev *dev) | |
661 | { | |
662 | int retval; | |
663 | ||
664 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
665 | return 0; | |
666 | ||
667 | /* Create the v4l2_device */ | |
668 | #ifdef CONFIG_MEDIA_CONTROLLER | |
669 | dev->v4l2_dev.mdev = dev->media_dev; | |
670 | #endif | |
671 | retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev); | |
672 | if (retval) { | |
673 | pr_err("%s() v4l2_device_register failed\n", | |
674 | __func__); | |
7b606ffd MCC |
675 | return retval; |
676 | } | |
677 | ||
678 | dev->v4l2_dev.release = au0828_usb_v4l2_release; | |
679 | ||
680 | /* This control handler will inherit the controls from au8522 */ | |
681 | retval = v4l2_ctrl_handler_init(&dev->v4l2_ctrl_hdl, 4); | |
682 | if (retval) { | |
683 | pr_err("%s() v4l2_ctrl_handler_init failed\n", | |
684 | __func__); | |
7b606ffd MCC |
685 | return retval; |
686 | } | |
687 | dev->v4l2_dev.ctrl_handler = &dev->v4l2_ctrl_hdl; | |
688 | ||
689 | return 0; | |
690 | } | |
691 | ||
df9ecb0c | 692 | static int queue_setup(struct vb2_queue *vq, |
05439b1a | 693 | unsigned int *nbuffers, unsigned int *nplanes, |
36c0f8b3 | 694 | unsigned int sizes[], struct device *alloc_devs[]) |
8b2f0795 | 695 | { |
05439b1a | 696 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
df9ecb0c | 697 | unsigned long size = dev->height * dev->bytesperline; |
8b2f0795 | 698 | |
df9ecb0c HV |
699 | if (*nplanes) |
700 | return sizes[0] < size ? -EINVAL : 0; | |
05439b1a SK |
701 | *nplanes = 1; |
702 | sizes[0] = size; | |
05439b1a | 703 | return 0; |
8b2f0795 DH |
704 | } |
705 | ||
706 | static int | |
05439b1a | 707 | buffer_prepare(struct vb2_buffer *vb) |
8b2f0795 | 708 | { |
2d700715 JS |
709 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
710 | struct au0828_buffer *buf = container_of(vbuf, | |
711 | struct au0828_buffer, vb); | |
05439b1a | 712 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 713 | |
05439b1a | 714 | buf->length = dev->height * dev->bytesperline; |
8b2f0795 | 715 | |
05439b1a SK |
716 | if (vb2_plane_size(vb, 0) < buf->length) { |
717 | pr_err("%s data will not fit into plane (%lu < %lu)\n", | |
718 | __func__, vb2_plane_size(vb, 0), buf->length); | |
8b2f0795 | 719 | return -EINVAL; |
8b2f0795 | 720 | } |
2d700715 | 721 | vb2_set_plane_payload(&buf->vb.vb2_buf, 0, buf->length); |
8b2f0795 | 722 | return 0; |
8b2f0795 DH |
723 | } |
724 | ||
725 | static void | |
05439b1a | 726 | buffer_queue(struct vb2_buffer *vb) |
8b2f0795 | 727 | { |
2d700715 JS |
728 | struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
729 | struct au0828_buffer *buf = container_of(vbuf, | |
8b2f0795 DH |
730 | struct au0828_buffer, |
731 | vb); | |
05439b1a | 732 | struct au0828_dev *dev = vb2_get_drv_priv(vb->vb2_queue); |
8b2f0795 | 733 | struct au0828_dmaqueue *vidq = &dev->vidq; |
05439b1a | 734 | unsigned long flags = 0; |
8b2f0795 | 735 | |
05439b1a SK |
736 | buf->mem = vb2_plane_vaddr(vb, 0); |
737 | buf->length = vb2_plane_size(vb, 0); | |
8b2f0795 | 738 | |
05439b1a SK |
739 | spin_lock_irqsave(&dev->slock, flags); |
740 | list_add_tail(&buf->list, &vidq->active); | |
741 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 DH |
742 | } |
743 | ||
8b2f0795 DH |
744 | static int au0828_i2s_init(struct au0828_dev *dev) |
745 | { | |
746 | /* Enable i2s mode */ | |
747 | au0828_writereg(dev, AU0828_AUDIOCTRL_50C, 0x01); | |
748 | return 0; | |
749 | } | |
750 | ||
751 | /* | |
752 | * Auvitek au0828 analog stream enable | |
8b2f0795 | 753 | */ |
a094ca46 | 754 | static int au0828_analog_stream_enable(struct au0828_dev *d) |
8b2f0795 | 755 | { |
64ea37bb | 756 | struct usb_interface *iface; |
1fe3a8fe | 757 | int ret, h, w; |
64ea37bb | 758 | |
8b2f0795 | 759 | dprintk(1, "au0828_analog_stream_enable called\n"); |
64ea37bb MCC |
760 | |
761 | iface = usb_ifnum_to_if(d->usbdev, 0); | |
762 | if (iface && iface->cur_altsetting->desc.bAlternateSetting != 5) { | |
763 | dprintk(1, "Changing intf#0 to alt 5\n"); | |
764 | /* set au0828 interface0 to AS5 here again */ | |
765 | ret = usb_set_interface(d->usbdev, 0, 5); | |
766 | if (ret < 0) { | |
83afb32a | 767 | pr_info("Au0828 can't set alt setting to 5!\n"); |
64ea37bb MCC |
768 | return -EBUSY; |
769 | } | |
770 | } | |
771 | ||
1fe3a8fe MCC |
772 | h = d->height / 2 + 2; |
773 | w = d->width * 2; | |
64ea37bb | 774 | |
8b2f0795 DH |
775 | au0828_writereg(d, AU0828_SENSORCTRL_VBI_103, 0x00); |
776 | au0828_writereg(d, 0x106, 0x00); | |
777 | /* set x position */ | |
778 | au0828_writereg(d, 0x110, 0x00); | |
779 | au0828_writereg(d, 0x111, 0x00); | |
1fe3a8fe MCC |
780 | au0828_writereg(d, 0x114, w & 0xff); |
781 | au0828_writereg(d, 0x115, w >> 8); | |
8b2f0795 | 782 | /* set y position */ |
7f8eacd2 | 783 | au0828_writereg(d, 0x112, 0x00); |
8b2f0795 | 784 | au0828_writereg(d, 0x113, 0x00); |
1fe3a8fe MCC |
785 | au0828_writereg(d, 0x116, h & 0xff); |
786 | au0828_writereg(d, 0x117, h >> 8); | |
8b2f0795 DH |
787 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0xb3); |
788 | ||
789 | return 0; | |
790 | } | |
791 | ||
05439b1a | 792 | static int au0828_analog_stream_disable(struct au0828_dev *d) |
8b2f0795 DH |
793 | { |
794 | dprintk(1, "au0828_analog_stream_disable called\n"); | |
795 | au0828_writereg(d, AU0828_SENSORCTRL_100, 0x0); | |
796 | return 0; | |
797 | } | |
798 | ||
a094ca46 | 799 | static void au0828_analog_stream_reset(struct au0828_dev *dev) |
8b2f0795 DH |
800 | { |
801 | dprintk(1, "au0828_analog_stream_reset called\n"); | |
802 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0x0); | |
803 | mdelay(30); | |
804 | au0828_writereg(dev, AU0828_SENSORCTRL_100, 0xb3); | |
805 | } | |
806 | ||
807 | /* | |
808 | * Some operations needs to stop current streaming | |
809 | */ | |
810 | static int au0828_stream_interrupt(struct au0828_dev *dev) | |
811 | { | |
8b2f0795 | 812 | dev->stream_state = STREAM_INTERRUPT; |
e8e3039f | 813 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) |
8b2f0795 | 814 | return -ENODEV; |
8b2f0795 DH |
815 | return 0; |
816 | } | |
817 | ||
05439b1a | 818 | int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count) |
8b2f0795 | 819 | { |
05439b1a SK |
820 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
821 | int rc = 0; | |
8b2f0795 | 822 | |
05439b1a SK |
823 | dprintk(1, "au0828_start_analog_streaming called %d\n", |
824 | dev->streaming_users); | |
8b2f0795 | 825 | |
05439b1a SK |
826 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
827 | dev->frame_count = 0; | |
828 | else | |
829 | dev->vbi_frame_count = 0; | |
830 | ||
831 | if (dev->streaming_users == 0) { | |
832 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
833 | au0828_i2s_init(dev); | |
834 | rc = au0828_init_isoc(dev, AU0828_ISO_PACKETS_PER_URB, | |
835 | AU0828_MAX_ISO_BUFS, dev->max_pkt_size, | |
836 | au0828_isoc_copy); | |
837 | if (rc < 0) { | |
838 | pr_info("au0828_init_isoc failed\n"); | |
839 | return rc; | |
840 | } | |
8b2f0795 | 841 | |
05439b1a SK |
842 | if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
843 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, | |
844 | s_stream, 1); | |
845 | dev->vid_timeout_running = 1; | |
846 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
847 | } else if (vq->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
848 | dev->vbi_timeout_running = 1; | |
849 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
850 | } | |
851 | } | |
852 | dev->streaming_users++; | |
853 | return rc; | |
854 | } | |
8b2f0795 | 855 | |
05439b1a | 856 | static void au0828_stop_streaming(struct vb2_queue *vq) |
8b2f0795 | 857 | { |
05439b1a SK |
858 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
859 | struct au0828_dmaqueue *vidq = &dev->vidq; | |
860 | unsigned long flags = 0; | |
8b2f0795 | 861 | |
05439b1a | 862 | dprintk(1, "au0828_stop_streaming called %d\n", dev->streaming_users); |
8b2f0795 | 863 | |
05439b1a SK |
864 | if (dev->streaming_users-- == 1) |
865 | au0828_uninit_isoc(dev); | |
866 | ||
867 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0); | |
868 | dev->vid_timeout_running = 0; | |
869 | del_timer_sync(&dev->vid_timeout); | |
870 | ||
871 | spin_lock_irqsave(&dev->slock, flags); | |
872 | if (dev->isoc_ctl.buf != NULL) { | |
2d700715 JS |
873 | vb2_buffer_done(&dev->isoc_ctl.buf->vb.vb2_buf, |
874 | VB2_BUF_STATE_ERROR); | |
05439b1a | 875 | dev->isoc_ctl.buf = NULL; |
7f8eacd2 | 876 | } |
05439b1a SK |
877 | while (!list_empty(&vidq->active)) { |
878 | struct au0828_buffer *buf; | |
549ee4df | 879 | |
05439b1a | 880 | buf = list_entry(vidq->active.next, struct au0828_buffer, list); |
2d700715 | 881 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
882 | list_del(&buf->list); |
883 | } | |
884 | spin_unlock_irqrestore(&dev->slock, flags); | |
7f8eacd2 | 885 | } |
8b2f0795 | 886 | |
05439b1a | 887 | void au0828_stop_vbi_streaming(struct vb2_queue *vq) |
7f8eacd2 | 888 | { |
05439b1a SK |
889 | struct au0828_dev *dev = vb2_get_drv_priv(vq); |
890 | struct au0828_dmaqueue *vbiq = &dev->vbiq; | |
891 | unsigned long flags = 0; | |
8b2f0795 | 892 | |
05439b1a SK |
893 | dprintk(1, "au0828_stop_vbi_streaming called %d\n", |
894 | dev->streaming_users); | |
8b2f0795 | 895 | |
05439b1a SK |
896 | if (dev->streaming_users-- == 1) |
897 | au0828_uninit_isoc(dev); | |
7f8eacd2 | 898 | |
05439b1a SK |
899 | spin_lock_irqsave(&dev->slock, flags); |
900 | if (dev->isoc_ctl.vbi_buf != NULL) { | |
2d700715 | 901 | vb2_buffer_done(&dev->isoc_ctl.vbi_buf->vb.vb2_buf, |
05439b1a SK |
902 | VB2_BUF_STATE_ERROR); |
903 | dev->isoc_ctl.vbi_buf = NULL; | |
904 | } | |
905 | while (!list_empty(&vbiq->active)) { | |
906 | struct au0828_buffer *buf; | |
907 | ||
908 | buf = list_entry(vbiq->active.next, struct au0828_buffer, list); | |
909 | list_del(&buf->list); | |
2d700715 | 910 | vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
05439b1a SK |
911 | } |
912 | spin_unlock_irqrestore(&dev->slock, flags); | |
8b2f0795 | 913 | |
05439b1a SK |
914 | dev->vbi_timeout_running = 0; |
915 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
916 | } |
917 | ||
1bc17717 | 918 | static const struct vb2_ops au0828_video_qops = { |
05439b1a SK |
919 | .queue_setup = queue_setup, |
920 | .buf_prepare = buffer_prepare, | |
921 | .buf_queue = buffer_queue, | |
922 | .start_streaming = au0828_start_analog_streaming, | |
923 | .stop_streaming = au0828_stop_streaming, | |
924 | .wait_prepare = vb2_ops_wait_prepare, | |
925 | .wait_finish = vb2_ops_wait_finish, | |
926 | }; | |
927 | ||
928 | /* ------------------------------------------------------------------ | |
929 | V4L2 interface | |
930 | ------------------------------------------------------------------*/ | |
931 | /* | |
932 | * au0828_analog_unregister | |
933 | * unregister v4l2 devices | |
934 | */ | |
7b606ffd | 935 | int au0828_analog_unregister(struct au0828_dev *dev) |
7f8eacd2 | 936 | { |
05439b1a | 937 | dprintk(1, "au0828_analog_unregister called\n"); |
7b606ffd MCC |
938 | |
939 | /* No analog TV */ | |
940 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
941 | return 0; | |
942 | ||
05439b1a | 943 | mutex_lock(&au0828_sysfs_lock); |
41071bb8 SK |
944 | video_unregister_device(&dev->vdev); |
945 | video_unregister_device(&dev->vbi_dev); | |
05439b1a | 946 | mutex_unlock(&au0828_sysfs_lock); |
7b606ffd MCC |
947 | |
948 | v4l2_device_disconnect(&dev->v4l2_dev); | |
949 | v4l2_device_put(&dev->v4l2_dev); | |
950 | ||
951 | return 1; | |
8b2f0795 DH |
952 | } |
953 | ||
6e04b7b9 DH |
954 | /* This function ensures that video frames continue to be delivered even if |
955 | the ITU-656 input isn't receiving any data (thereby preventing applications | |
956 | such as tvtime from hanging) */ | |
e99e88a9 | 957 | static void au0828_vid_buffer_timeout(struct timer_list *t) |
6e04b7b9 | 958 | { |
e99e88a9 | 959 | struct au0828_dev *dev = from_timer(dev, t, vid_timeout); |
6e04b7b9 DH |
960 | struct au0828_dmaqueue *dma_q = &dev->vidq; |
961 | struct au0828_buffer *buf; | |
962 | unsigned char *vid_data; | |
78ca5005 | 963 | unsigned long flags = 0; |
6e04b7b9 | 964 | |
78ca5005 | 965 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
966 | |
967 | buf = dev->isoc_ctl.buf; | |
968 | if (buf != NULL) { | |
2d700715 | 969 | vid_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 970 | memset(vid_data, 0x00, buf->length); /* Blank green frame */ |
6e04b7b9 | 971 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 972 | } |
78ca5005 DH |
973 | get_next_buf(dma_q, &buf); |
974 | ||
975 | if (dev->vid_timeout_running == 1) | |
976 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
6e04b7b9 | 977 | |
78ca5005 | 978 | spin_unlock_irqrestore(&dev->slock, flags); |
6e04b7b9 DH |
979 | } |
980 | ||
e99e88a9 | 981 | static void au0828_vbi_buffer_timeout(struct timer_list *t) |
6e04b7b9 | 982 | { |
e99e88a9 | 983 | struct au0828_dev *dev = from_timer(dev, t, vbi_timeout); |
6e04b7b9 DH |
984 | struct au0828_dmaqueue *dma_q = &dev->vbiq; |
985 | struct au0828_buffer *buf; | |
986 | unsigned char *vbi_data; | |
78ca5005 | 987 | unsigned long flags = 0; |
6e04b7b9 | 988 | |
78ca5005 | 989 | spin_lock_irqsave(&dev->slock, flags); |
6e04b7b9 DH |
990 | |
991 | buf = dev->isoc_ctl.vbi_buf; | |
992 | if (buf != NULL) { | |
2d700715 | 993 | vbi_data = vb2_plane_vaddr(&buf->vb.vb2_buf, 0); |
05439b1a | 994 | memset(vbi_data, 0x00, buf->length); |
c5036d61 | 995 | buffer_filled(dev, dma_q, buf); |
6e04b7b9 | 996 | } |
78ca5005 | 997 | vbi_get_next_buf(dma_q, &buf); |
6e04b7b9 | 998 | |
78ca5005 DH |
999 | if (dev->vbi_timeout_running == 1) |
1000 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1001 | spin_unlock_irqrestore(&dev->slock, flags); | |
6e04b7b9 DH |
1002 | } |
1003 | ||
8b2f0795 DH |
1004 | static int au0828_v4l2_open(struct file *filp) |
1005 | { | |
63b0d5ad | 1006 | struct au0828_dev *dev = video_drvdata(filp); |
05439b1a | 1007 | int ret; |
8b2f0795 | 1008 | |
05439b1a | 1009 | dprintk(1, |
e8e3039f | 1010 | "%s called std_set %d dev_state %ld stream users %d users %d\n", |
05439b1a SK |
1011 | __func__, dev->std_set_in_tuner_core, dev->dev_state, |
1012 | dev->streaming_users, dev->users); | |
8b2f0795 | 1013 | |
05439b1a | 1014 | if (mutex_lock_interruptible(&dev->lock)) |
ea86968f | 1015 | return -ERESTARTSYS; |
05439b1a SK |
1016 | |
1017 | ret = v4l2_fh_open(filp); | |
1018 | if (ret) { | |
1019 | au0828_isocdbg("%s: v4l2_fh_open() returned error %d\n", | |
1020 | __func__, ret); | |
1021 | mutex_unlock(&dev->lock); | |
1022 | return ret; | |
ea86968f | 1023 | } |
05439b1a | 1024 | |
ea86968f | 1025 | if (dev->users == 0) { |
8b2f0795 DH |
1026 | au0828_analog_stream_enable(dev); |
1027 | au0828_analog_stream_reset(dev); | |
8b2f0795 | 1028 | dev->stream_state = STREAM_OFF; |
e8e3039f | 1029 | set_bit(DEV_INITIALIZED, &dev->dev_state); |
8b2f0795 | 1030 | } |
8b2f0795 | 1031 | dev->users++; |
ea86968f | 1032 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1033 | return ret; |
1034 | } | |
1035 | ||
1036 | static int au0828_v4l2_close(struct file *filp) | |
1037 | { | |
1038 | int ret; | |
05439b1a SK |
1039 | struct au0828_dev *dev = video_drvdata(filp); |
1040 | struct video_device *vdev = video_devdata(filp); | |
1041 | ||
1042 | dprintk(1, | |
e8e3039f | 1043 | "%s called std_set %d dev_state %ld stream users %d users %d\n", |
05439b1a SK |
1044 | __func__, dev->std_set_in_tuner_core, dev->dev_state, |
1045 | dev->streaming_users, dev->users); | |
8b2f0795 | 1046 | |
ea86968f | 1047 | mutex_lock(&dev->lock); |
05439b1a | 1048 | if (vdev->vfl_type == VFL_TYPE_GRABBER && dev->vid_timeout_running) { |
78ca5005 DH |
1049 | /* Cancel timeout thread in case they didn't call streamoff */ |
1050 | dev->vid_timeout_running = 0; | |
1051 | del_timer_sync(&dev->vid_timeout); | |
05439b1a SK |
1052 | } else if (vdev->vfl_type == VFL_TYPE_VBI && |
1053 | dev->vbi_timeout_running) { | |
78ca5005 DH |
1054 | /* Cancel timeout thread in case they didn't call streamoff */ |
1055 | dev->vbi_timeout_running = 0; | |
1056 | del_timer_sync(&dev->vbi_timeout); | |
7f8eacd2 DH |
1057 | } |
1058 | ||
e8e3039f | 1059 | if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) |
05439b1a | 1060 | goto end; |
8b2f0795 | 1061 | |
05439b1a | 1062 | if (dev->users == 1) { |
b19581a9 SK |
1063 | /* |
1064 | * Avoid putting tuner in sleep if DVB or ALSA are | |
1065 | * streaming. | |
1066 | * | |
1067 | * On most USB devices like au0828 the tuner can | |
1068 | * be safely put in sleep stare here if ALSA isn't | |
1069 | * streaming. Exceptions are some very old USB tuner | |
1070 | * models such as em28xx-based WinTV USB2 which have | |
1071 | * a separate audio output jack. The devices that have | |
1072 | * a separate audio output jack have analog tuners, | |
1073 | * like Philips FM1236. Those devices are always on, | |
1074 | * so the s_power callback are silently ignored. | |
1075 | * So, the current logic here does the following: | |
1076 | * Disable (put tuner to sleep) when | |
1077 | * - ALSA and DVB aren't not streaming; | |
1078 | * - the last V4L2 file handler is closed. | |
1079 | * | |
1080 | * FIXME: | |
1081 | * | |
1082 | * Additionally, this logic could be improved to | |
1083 | * disable the media source if the above conditions | |
1084 | * are met and if the device: | |
1085 | * - doesn't have a separate audio out plug (or | |
1086 | * - doesn't use a silicon tuner like xc2028/3028/4000/5000). | |
1087 | * | |
1088 | * Once this additional logic is in place, a callback | |
1089 | * is needed to enable the media source and power on | |
1090 | * the tuner, for radio to work. | |
1091 | */ | |
1092 | ret = v4l_enable_media_source(vdev); | |
1093 | if (ret == 0) | |
3aab15af HV |
1094 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, |
1095 | standby); | |
ea86968f | 1096 | dev->std_set_in_tuner_core = 0; |
e4b8bc52 | 1097 | |
8b2f0795 DH |
1098 | /* When close the device, set the usb intf0 into alt0 to free |
1099 | USB bandwidth */ | |
1100 | ret = usb_set_interface(dev->usbdev, 0, 0); | |
62899a28 | 1101 | if (ret < 0) |
83afb32a | 1102 | pr_info("Au0828 can't set alternate to 0!\n"); |
8b2f0795 | 1103 | } |
05439b1a SK |
1104 | end: |
1105 | _vb2_fop_release(filp, NULL); | |
8b2f0795 | 1106 | dev->users--; |
05439b1a | 1107 | mutex_unlock(&dev->lock); |
8b2f0795 DH |
1108 | return 0; |
1109 | } | |
1110 | ||
ea86968f HV |
1111 | /* Must be called with dev->lock held */ |
1112 | static void au0828_init_tuner(struct au0828_dev *dev) | |
1113 | { | |
1114 | struct v4l2_frequency f = { | |
1115 | .frequency = dev->ctrl_freq, | |
1116 | .type = V4L2_TUNER_ANALOG_TV, | |
1117 | }; | |
1118 | ||
e8e3039f | 1119 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1120 | dev->std_set_in_tuner_core, dev->dev_state); |
1121 | ||
ea86968f HV |
1122 | if (dev->std_set_in_tuner_core) |
1123 | return; | |
1124 | dev->std_set_in_tuner_core = 1; | |
1125 | i2c_gate_ctrl(dev, 1); | |
1126 | /* If we've never sent the standard in tuner core, do so now. | |
1127 | We don't do this at device probe because we don't want to | |
1128 | incur the cost of a firmware load */ | |
8774bed9 | 1129 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, dev->std); |
ea86968f HV |
1130 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f); |
1131 | i2c_gate_ctrl(dev, 0); | |
1132 | } | |
1133 | ||
8b2f0795 DH |
1134 | static int au0828_set_format(struct au0828_dev *dev, unsigned int cmd, |
1135 | struct v4l2_format *format) | |
1136 | { | |
1137 | int ret; | |
1138 | int width = format->fmt.pix.width; | |
1139 | int height = format->fmt.pix.height; | |
8b2f0795 | 1140 | |
8b2f0795 DH |
1141 | /* If they are demanding a format other than the one we support, |
1142 | bail out (tvtime asks for UYVY and then retries with YUYV) */ | |
62899a28 | 1143 | if (format->fmt.pix.pixelformat != V4L2_PIX_FMT_UYVY) |
8b2f0795 | 1144 | return -EINVAL; |
8b2f0795 DH |
1145 | |
1146 | /* format->fmt.pix.width only support 720 and height 480 */ | |
62899a28 | 1147 | if (width != 720) |
8b2f0795 | 1148 | width = 720; |
62899a28 | 1149 | if (height != 480) |
8b2f0795 DH |
1150 | height = 480; |
1151 | ||
1152 | format->fmt.pix.width = width; | |
1153 | format->fmt.pix.height = height; | |
1154 | format->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1155 | format->fmt.pix.bytesperline = width * 2; | |
1156 | format->fmt.pix.sizeimage = width * height * 2; | |
1157 | format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | |
1158 | format->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1159 | format->fmt.pix.priv = 0; |
8b2f0795 | 1160 | |
62899a28 | 1161 | if (cmd == VIDIOC_TRY_FMT) |
8b2f0795 DH |
1162 | return 0; |
1163 | ||
1164 | /* maybe set new image format, driver current only support 720*480 */ | |
1165 | dev->width = width; | |
1166 | dev->height = height; | |
1167 | dev->frame_size = width * height * 2; | |
1168 | dev->field_size = width * height; | |
1169 | dev->bytesperline = width * 2; | |
1170 | ||
62899a28 | 1171 | if (dev->stream_state == STREAM_ON) { |
8b2f0795 | 1172 | dprintk(1, "VIDIOC_SET_FMT: interrupting stream!\n"); |
62899a28 DH |
1173 | ret = au0828_stream_interrupt(dev); |
1174 | if (ret != 0) { | |
8b2f0795 DH |
1175 | dprintk(1, "error interrupting video stream!\n"); |
1176 | return ret; | |
1177 | } | |
1178 | } | |
1179 | ||
8b2f0795 DH |
1180 | au0828_analog_stream_enable(dev); |
1181 | ||
1182 | return 0; | |
1183 | } | |
1184 | ||
8b2f0795 DH |
1185 | static int vidioc_querycap(struct file *file, void *priv, |
1186 | struct v4l2_capability *cap) | |
1187 | { | |
59e05484 | 1188 | struct video_device *vdev = video_devdata(file); |
05439b1a SK |
1189 | struct au0828_dev *dev = video_drvdata(file); |
1190 | ||
e8e3039f | 1191 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1192 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1193 | |
8b2f0795 | 1194 | strlcpy(cap->driver, "au0828", sizeof(cap->driver)); |
f1add5b5 | 1195 | strlcpy(cap->card, dev->board.name, sizeof(cap->card)); |
59e05484 | 1196 | usb_make_path(dev->usbdev, cap->bus_info, sizeof(cap->bus_info)); |
8b2f0795 | 1197 | |
59e05484 HV |
1198 | /* set the device capabilities */ |
1199 | cap->device_caps = V4L2_CAP_AUDIO | | |
8b2f0795 DH |
1200 | V4L2_CAP_READWRITE | |
1201 | V4L2_CAP_STREAMING | | |
1202 | V4L2_CAP_TUNER; | |
59e05484 HV |
1203 | if (vdev->vfl_type == VFL_TYPE_GRABBER) |
1204 | cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; | |
1205 | else | |
1206 | cap->device_caps |= V4L2_CAP_VBI_CAPTURE; | |
1207 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS | | |
1208 | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE; | |
8b2f0795 DH |
1209 | return 0; |
1210 | } | |
1211 | ||
1212 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, | |
1213 | struct v4l2_fmtdesc *f) | |
1214 | { | |
62899a28 | 1215 | if (f->index) |
8b2f0795 DH |
1216 | return -EINVAL; |
1217 | ||
05439b1a SK |
1218 | dprintk(1, "%s called\n", __func__); |
1219 | ||
8b2f0795 DH |
1220 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
1221 | strcpy(f->description, "Packed YUV2"); | |
1222 | ||
1223 | f->flags = 0; | |
1224 | f->pixelformat = V4L2_PIX_FMT_UYVY; | |
1225 | ||
8b2f0795 DH |
1226 | return 0; |
1227 | } | |
1228 | ||
1229 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | |
1230 | struct v4l2_format *f) | |
1231 | { | |
05439b1a SK |
1232 | struct au0828_dev *dev = video_drvdata(file); |
1233 | ||
e8e3039f | 1234 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1235 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1236 | |
1237 | f->fmt.pix.width = dev->width; | |
1238 | f->fmt.pix.height = dev->height; | |
1239 | f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; | |
1240 | f->fmt.pix.bytesperline = dev->bytesperline; | |
1241 | f->fmt.pix.sizeimage = dev->frame_size; | |
1242 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; /* NTSC/PAL */ | |
1243 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8d86e4e8 | 1244 | f->fmt.pix.priv = 0; |
8b2f0795 DH |
1245 | return 0; |
1246 | } | |
1247 | ||
1248 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | |
1249 | struct v4l2_format *f) | |
1250 | { | |
05439b1a SK |
1251 | struct au0828_dev *dev = video_drvdata(file); |
1252 | ||
e8e3039f | 1253 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1254 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1255 | |
1256 | return au0828_set_format(dev, VIDIOC_TRY_FMT, f); | |
1257 | } | |
1258 | ||
1259 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | |
1260 | struct v4l2_format *f) | |
1261 | { | |
05439b1a | 1262 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1263 | int rc; |
1264 | ||
e8e3039f | 1265 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1266 | dev->std_set_in_tuner_core, dev->dev_state); |
1267 | ||
7f8eacd2 DH |
1268 | rc = check_dev(dev); |
1269 | if (rc < 0) | |
1270 | return rc; | |
1271 | ||
05439b1a | 1272 | if (vb2_is_busy(&dev->vb_vidq)) { |
83afb32a | 1273 | pr_info("%s queue busy\n", __func__); |
8b2f0795 DH |
1274 | rc = -EBUSY; |
1275 | goto out; | |
1276 | } | |
1277 | ||
7f8eacd2 | 1278 | rc = au0828_set_format(dev, VIDIOC_S_FMT, f); |
8b2f0795 DH |
1279 | out: |
1280 | return rc; | |
1281 | } | |
1282 | ||
314527ac | 1283 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) |
8b2f0795 | 1284 | { |
05439b1a SK |
1285 | struct au0828_dev *dev = video_drvdata(file); |
1286 | ||
e8e3039f | 1287 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1288 | dev->std_set_in_tuner_core, dev->dev_state); |
1289 | ||
1290 | if (norm == dev->std) | |
1291 | return 0; | |
1292 | ||
1293 | if (dev->streaming_users > 0) | |
1294 | return -EBUSY; | |
8b2f0795 | 1295 | |
ea86968f HV |
1296 | dev->std = norm; |
1297 | ||
1298 | au0828_init_tuner(dev); | |
1299 | ||
fa09cb9a | 1300 | i2c_gate_ctrl(dev, 1); |
e58071f0 | 1301 | |
f2fd7ce6 MCC |
1302 | /* |
1303 | * FIXME: when we support something other than 60Hz standards, | |
1304 | * we are going to have to make the au0828 bridge adjust the size | |
1305 | * of its capture buffer, which is currently hardcoded at 720x480 | |
1306 | */ | |
8b2f0795 | 1307 | |
8774bed9 | 1308 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, norm); |
e58071f0 | 1309 | |
fa09cb9a | 1310 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1311 | |
8b2f0795 DH |
1312 | return 0; |
1313 | } | |
1314 | ||
33b6b89b HV |
1315 | static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) |
1316 | { | |
05439b1a SK |
1317 | struct au0828_dev *dev = video_drvdata(file); |
1318 | ||
e8e3039f | 1319 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1320 | dev->std_set_in_tuner_core, dev->dev_state); |
33b6b89b HV |
1321 | |
1322 | *norm = dev->std; | |
1323 | return 0; | |
1324 | } | |
1325 | ||
8b2f0795 DH |
1326 | static int vidioc_enum_input(struct file *file, void *priv, |
1327 | struct v4l2_input *input) | |
1328 | { | |
05439b1a | 1329 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 DH |
1330 | unsigned int tmp; |
1331 | ||
1332 | static const char *inames[] = { | |
3d62287e | 1333 | [AU0828_VMUX_UNDEFINED] = "Undefined", |
8b2f0795 DH |
1334 | [AU0828_VMUX_COMPOSITE] = "Composite", |
1335 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1336 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1337 | [AU0828_VMUX_TELEVISION] = "Television", | |
1338 | [AU0828_VMUX_DVB] = "DVB", | |
8b2f0795 DH |
1339 | }; |
1340 | ||
e8e3039f | 1341 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1342 | dev->std_set_in_tuner_core, dev->dev_state); |
1343 | ||
8b2f0795 DH |
1344 | tmp = input->index; |
1345 | ||
f5e20c34 | 1346 | if (tmp >= AU0828_MAX_INPUT) |
8b2f0795 | 1347 | return -EINVAL; |
62899a28 | 1348 | if (AUVI_INPUT(tmp).type == 0) |
8b2f0795 DH |
1349 | return -EINVAL; |
1350 | ||
8b2f0795 | 1351 | input->index = tmp; |
f1add5b5 | 1352 | strcpy(input->name, inames[AUVI_INPUT(tmp).type]); |
62899a28 | 1353 | if ((AUVI_INPUT(tmp).type == AU0828_VMUX_TELEVISION) || |
a2cf96f9 | 1354 | (AUVI_INPUT(tmp).type == AU0828_VMUX_CABLE)) { |
8b2f0795 | 1355 | input->type |= V4L2_INPUT_TYPE_TUNER; |
a2cf96f9 HV |
1356 | input->audioset = 1; |
1357 | } else { | |
8b2f0795 | 1358 | input->type |= V4L2_INPUT_TYPE_CAMERA; |
a2cf96f9 HV |
1359 | input->audioset = 2; |
1360 | } | |
8b2f0795 | 1361 | |
41071bb8 | 1362 | input->std = dev->vdev.tvnorms; |
8b2f0795 DH |
1363 | |
1364 | return 0; | |
1365 | } | |
1366 | ||
1367 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) | |
1368 | { | |
05439b1a SK |
1369 | struct au0828_dev *dev = video_drvdata(file); |
1370 | ||
e8e3039f | 1371 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1372 | dev->std_set_in_tuner_core, dev->dev_state); |
1373 | ||
8b2f0795 DH |
1374 | *i = dev->ctrl_input; |
1375 | return 0; | |
1376 | } | |
1377 | ||
56230d1e | 1378 | static void au0828_s_input(struct au0828_dev *dev, int index) |
8b2f0795 | 1379 | { |
8b2f0795 | 1380 | int i; |
8b2f0795 | 1381 | |
e8e3039f | 1382 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1383 | dev->std_set_in_tuner_core, dev->dev_state); |
1384 | ||
62899a28 | 1385 | switch (AUVI_INPUT(index).type) { |
8b2f0795 | 1386 | case AU0828_VMUX_SVIDEO: |
8b2f0795 | 1387 | dev->input_type = AU0828_VMUX_SVIDEO; |
a2cf96f9 | 1388 | dev->ctrl_ainput = 1; |
8b2f0795 | 1389 | break; |
8b2f0795 | 1390 | case AU0828_VMUX_COMPOSITE: |
8b2f0795 | 1391 | dev->input_type = AU0828_VMUX_COMPOSITE; |
a2cf96f9 | 1392 | dev->ctrl_ainput = 1; |
8b2f0795 | 1393 | break; |
8b2f0795 | 1394 | case AU0828_VMUX_TELEVISION: |
8b2f0795 | 1395 | dev->input_type = AU0828_VMUX_TELEVISION; |
a2cf96f9 | 1396 | dev->ctrl_ainput = 0; |
8b2f0795 | 1397 | break; |
8b2f0795 | 1398 | default: |
56230d1e | 1399 | dprintk(1, "unknown input type set [%d]\n", |
a1094c4c | 1400 | AUVI_INPUT(index).type); |
174ced21 | 1401 | return; |
8b2f0795 DH |
1402 | } |
1403 | ||
174ced21 SK |
1404 | dev->ctrl_input = index; |
1405 | ||
5325b427 HV |
1406 | v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing, |
1407 | AUVI_INPUT(index).vmux, 0, 0); | |
8b2f0795 DH |
1408 | |
1409 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1410 | int enable = 0; | |
62899a28 | 1411 | if (AUVI_INPUT(i).audio_setup == NULL) |
8b2f0795 | 1412 | continue; |
8b2f0795 DH |
1413 | |
1414 | if (i == index) | |
1415 | enable = 1; | |
1416 | else | |
1417 | enable = 0; | |
1418 | if (enable) { | |
f1add5b5 | 1419 | (AUVI_INPUT(i).audio_setup)(dev, enable); |
8b2f0795 DH |
1420 | } else { |
1421 | /* Make sure we leave it turned on if some | |
1422 | other input is routed to this callback */ | |
f1add5b5 DH |
1423 | if ((AUVI_INPUT(i).audio_setup) != |
1424 | ((AUVI_INPUT(index).audio_setup))) { | |
1425 | (AUVI_INPUT(i).audio_setup)(dev, enable); | |
8b2f0795 DH |
1426 | } |
1427 | } | |
1428 | } | |
1429 | ||
5325b427 HV |
1430 | v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing, |
1431 | AUVI_INPUT(index).amux, 0, 0); | |
56230d1e HV |
1432 | } |
1433 | ||
1434 | static int vidioc_s_input(struct file *file, void *priv, unsigned int index) | |
1435 | { | |
05439b1a | 1436 | struct au0828_dev *dev = video_drvdata(file); |
050b6c98 | 1437 | struct video_device *vfd = video_devdata(file); |
56230d1e HV |
1438 | |
1439 | dprintk(1, "VIDIOC_S_INPUT in function %s, input=%d\n", __func__, | |
1440 | index); | |
1441 | if (index >= AU0828_MAX_INPUT) | |
1442 | return -EINVAL; | |
1443 | if (AUVI_INPUT(index).type == 0) | |
1444 | return -EINVAL; | |
174ced21 SK |
1445 | |
1446 | if (dev->ctrl_input == index) | |
1447 | return 0; | |
1448 | ||
56230d1e | 1449 | au0828_s_input(dev, index); |
050b6c98 SK |
1450 | |
1451 | /* | |
1452 | * Input has been changed. Disable the media source | |
1453 | * associated with the old input and enable source | |
1454 | * for the newly set input | |
1455 | */ | |
1456 | v4l_disable_media_source(vfd); | |
1457 | return v4l_enable_media_source(vfd); | |
8b2f0795 DH |
1458 | } |
1459 | ||
a2cf96f9 HV |
1460 | static int vidioc_enumaudio(struct file *file, void *priv, struct v4l2_audio *a) |
1461 | { | |
1462 | if (a->index > 1) | |
1463 | return -EINVAL; | |
1464 | ||
05439b1a SK |
1465 | dprintk(1, "%s called\n", __func__); |
1466 | ||
a2cf96f9 HV |
1467 | if (a->index == 0) |
1468 | strcpy(a->name, "Television"); | |
1469 | else | |
1470 | strcpy(a->name, "Line in"); | |
1471 | ||
1472 | a->capability = V4L2_AUDCAP_STEREO; | |
1473 | return 0; | |
1474 | } | |
1475 | ||
8b2f0795 DH |
1476 | static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) |
1477 | { | |
05439b1a SK |
1478 | struct au0828_dev *dev = video_drvdata(file); |
1479 | ||
e8e3039f | 1480 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1481 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1482 | |
a2cf96f9 HV |
1483 | a->index = dev->ctrl_ainput; |
1484 | if (a->index == 0) | |
8b2f0795 DH |
1485 | strcpy(a->name, "Television"); |
1486 | else | |
1487 | strcpy(a->name, "Line in"); | |
1488 | ||
1489 | a->capability = V4L2_AUDCAP_STEREO; | |
8b2f0795 DH |
1490 | return 0; |
1491 | } | |
1492 | ||
0e8025b9 | 1493 | static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio *a) |
8b2f0795 | 1494 | { |
05439b1a | 1495 | struct au0828_dev *dev = video_drvdata(file); |
a2cf96f9 | 1496 | |
62899a28 | 1497 | if (a->index != dev->ctrl_ainput) |
8b2f0795 | 1498 | return -EINVAL; |
05439b1a | 1499 | |
e8e3039f | 1500 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1501 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1502 | return 0; |
1503 | } | |
1504 | ||
8b2f0795 DH |
1505 | static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
1506 | { | |
05439b1a | 1507 | struct au0828_dev *dev = video_drvdata(file); |
b19581a9 SK |
1508 | struct video_device *vfd = video_devdata(file); |
1509 | int ret; | |
8b2f0795 | 1510 | |
62899a28 | 1511 | if (t->index != 0) |
8b2f0795 DH |
1512 | return -EINVAL; |
1513 | ||
b19581a9 SK |
1514 | ret = v4l_enable_media_source(vfd); |
1515 | if (ret) | |
1516 | return ret; | |
1517 | ||
e8e3039f | 1518 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1519 | dev->std_set_in_tuner_core, dev->dev_state); |
1520 | ||
8b2f0795 | 1521 | strcpy(t->name, "Auvitek tuner"); |
ea86968f HV |
1522 | |
1523 | au0828_init_tuner(dev); | |
1524 | i2c_gate_ctrl(dev, 1); | |
2689d3dc | 1525 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); |
ea86968f | 1526 | i2c_gate_ctrl(dev, 0); |
8b2f0795 DH |
1527 | return 0; |
1528 | } | |
1529 | ||
1530 | static int vidioc_s_tuner(struct file *file, void *priv, | |
2f73c7c5 | 1531 | const struct v4l2_tuner *t) |
8b2f0795 | 1532 | { |
05439b1a | 1533 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1534 | |
62899a28 | 1535 | if (t->index != 0) |
8b2f0795 DH |
1536 | return -EINVAL; |
1537 | ||
e8e3039f | 1538 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1539 | dev->std_set_in_tuner_core, dev->dev_state); |
1540 | ||
ea86968f | 1541 | au0828_init_tuner(dev); |
fa09cb9a | 1542 | i2c_gate_ctrl(dev, 1); |
2689d3dc | 1543 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); |
fa09cb9a | 1544 | i2c_gate_ctrl(dev, 0); |
e58071f0 | 1545 | |
8b2f0795 DH |
1546 | dprintk(1, "VIDIOC_S_TUNER: signal = %x, afc = %x\n", t->signal, |
1547 | t->afc); | |
e58071f0 | 1548 | |
8b2f0795 DH |
1549 | return 0; |
1550 | ||
1551 | } | |
1552 | ||
1553 | static int vidioc_g_frequency(struct file *file, void *priv, | |
1554 | struct v4l2_frequency *freq) | |
1555 | { | |
05439b1a | 1556 | struct au0828_dev *dev = video_drvdata(file); |
c888923d | 1557 | |
e1cf6587 HV |
1558 | if (freq->tuner != 0) |
1559 | return -EINVAL; | |
e8e3039f | 1560 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1561 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 DH |
1562 | freq->frequency = dev->ctrl_freq; |
1563 | return 0; | |
1564 | } | |
1565 | ||
1566 | static int vidioc_s_frequency(struct file *file, void *priv, | |
b530a447 | 1567 | const struct v4l2_frequency *freq) |
8b2f0795 | 1568 | { |
05439b1a | 1569 | struct au0828_dev *dev = video_drvdata(file); |
e1cf6587 | 1570 | struct v4l2_frequency new_freq = *freq; |
8b2f0795 | 1571 | |
62899a28 | 1572 | if (freq->tuner != 0) |
8b2f0795 | 1573 | return -EINVAL; |
8b2f0795 | 1574 | |
e8e3039f | 1575 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1576 | dev->std_set_in_tuner_core, dev->dev_state); |
1577 | ||
ea86968f | 1578 | au0828_init_tuner(dev); |
fa09cb9a | 1579 | i2c_gate_ctrl(dev, 1); |
4a03dafc | 1580 | |
2689d3dc | 1581 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, freq); |
e1cf6587 HV |
1582 | /* Get the actual set (and possibly clamped) frequency */ |
1583 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, &new_freq); | |
1584 | dev->ctrl_freq = new_freq.frequency; | |
8b2f0795 | 1585 | |
fa09cb9a | 1586 | i2c_gate_ctrl(dev, 0); |
4a03dafc | 1587 | |
8b2f0795 DH |
1588 | au0828_analog_stream_reset(dev); |
1589 | ||
1590 | return 0; | |
1591 | } | |
1592 | ||
7f8eacd2 DH |
1593 | |
1594 | /* RAW VBI ioctls */ | |
1595 | ||
1596 | static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, | |
1597 | struct v4l2_format *format) | |
1598 | { | |
05439b1a SK |
1599 | struct au0828_dev *dev = video_drvdata(file); |
1600 | ||
e8e3039f | 1601 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1602 | dev->std_set_in_tuner_core, dev->dev_state); |
7f8eacd2 DH |
1603 | |
1604 | format->fmt.vbi.samples_per_line = dev->vbi_width; | |
1605 | format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
1606 | format->fmt.vbi.offset = 0; | |
1607 | format->fmt.vbi.flags = 0; | |
1608 | format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; | |
1609 | ||
1610 | format->fmt.vbi.count[0] = dev->vbi_height; | |
1611 | format->fmt.vbi.count[1] = dev->vbi_height; | |
1612 | format->fmt.vbi.start[0] = 21; | |
1613 | format->fmt.vbi.start[1] = 284; | |
8d86e4e8 | 1614 | memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved)); |
7f8eacd2 DH |
1615 | |
1616 | return 0; | |
1617 | } | |
1618 | ||
8b2f0795 DH |
1619 | static int vidioc_cropcap(struct file *file, void *priv, |
1620 | struct v4l2_cropcap *cc) | |
1621 | { | |
05439b1a | 1622 | struct au0828_dev *dev = video_drvdata(file); |
8b2f0795 | 1623 | |
62899a28 | 1624 | if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
8b2f0795 DH |
1625 | return -EINVAL; |
1626 | ||
e8e3039f | 1627 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a SK |
1628 | dev->std_set_in_tuner_core, dev->dev_state); |
1629 | ||
8b2f0795 DH |
1630 | cc->bounds.left = 0; |
1631 | cc->bounds.top = 0; | |
1632 | cc->bounds.width = dev->width; | |
1633 | cc->bounds.height = dev->height; | |
1634 | ||
1635 | cc->defrect = cc->bounds; | |
1636 | ||
1637 | cc->pixelaspect.numerator = 54; | |
1638 | cc->pixelaspect.denominator = 59; | |
1639 | ||
1640 | return 0; | |
1641 | } | |
1642 | ||
80c6e358 | 1643 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
8b2f0795 DH |
1644 | static int vidioc_g_register(struct file *file, void *priv, |
1645 | struct v4l2_dbg_register *reg) | |
1646 | { | |
05439b1a SK |
1647 | struct au0828_dev *dev = video_drvdata(file); |
1648 | ||
e8e3039f | 1649 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1650 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1651 | |
364d2db2 | 1652 | reg->val = au0828_read(dev, reg->reg); |
ead5bc4e | 1653 | reg->size = 1; |
364d2db2 | 1654 | return 0; |
8b2f0795 DH |
1655 | } |
1656 | ||
1657 | static int vidioc_s_register(struct file *file, void *priv, | |
977ba3b1 | 1658 | const struct v4l2_dbg_register *reg) |
8b2f0795 | 1659 | { |
05439b1a SK |
1660 | struct au0828_dev *dev = video_drvdata(file); |
1661 | ||
e8e3039f | 1662 | dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, |
05439b1a | 1663 | dev->std_set_in_tuner_core, dev->dev_state); |
8b2f0795 | 1664 | |
364d2db2 | 1665 | return au0828_writereg(dev, reg->reg, reg->val); |
8b2f0795 | 1666 | } |
80c6e358 | 1667 | #endif |
8b2f0795 | 1668 | |
83b09422 HV |
1669 | static int vidioc_log_status(struct file *file, void *fh) |
1670 | { | |
1671 | struct video_device *vdev = video_devdata(file); | |
1672 | ||
05439b1a SK |
1673 | dprintk(1, "%s called\n", __func__); |
1674 | ||
83b09422 HV |
1675 | v4l2_ctrl_log_status(file, fh); |
1676 | v4l2_device_call_all(vdev->v4l2_dev, 0, core, log_status); | |
1677 | return 0; | |
1678 | } | |
1679 | ||
1a1ba95e MCC |
1680 | void au0828_v4l2_suspend(struct au0828_dev *dev) |
1681 | { | |
1682 | struct urb *urb; | |
1683 | int i; | |
1684 | ||
81187240 MCC |
1685 | pr_info("stopping V4L2\n"); |
1686 | ||
1a1ba95e | 1687 | if (dev->stream_state == STREAM_ON) { |
81187240 | 1688 | pr_info("stopping V4L2 active URBs\n"); |
1a1ba95e MCC |
1689 | au0828_analog_stream_disable(dev); |
1690 | /* stop urbs */ | |
1691 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1692 | urb = dev->isoc_ctl.urb[i]; | |
1693 | if (urb) { | |
1694 | if (!irqs_disabled()) | |
1695 | usb_kill_urb(urb); | |
1696 | else | |
1697 | usb_unlink_urb(urb); | |
1698 | } | |
1699 | } | |
1700 | } | |
1701 | ||
1702 | if (dev->vid_timeout_running) | |
1703 | del_timer_sync(&dev->vid_timeout); | |
1704 | if (dev->vbi_timeout_running) | |
1705 | del_timer_sync(&dev->vbi_timeout); | |
1706 | } | |
1707 | ||
1708 | void au0828_v4l2_resume(struct au0828_dev *dev) | |
1709 | { | |
1710 | int i, rc; | |
1711 | ||
81187240 MCC |
1712 | pr_info("restarting V4L2\n"); |
1713 | ||
1a1ba95e MCC |
1714 | if (dev->stream_state == STREAM_ON) { |
1715 | au0828_stream_interrupt(dev); | |
1716 | au0828_init_tuner(dev); | |
1717 | } | |
1718 | ||
1719 | if (dev->vid_timeout_running) | |
1720 | mod_timer(&dev->vid_timeout, jiffies + (HZ / 10)); | |
1721 | if (dev->vbi_timeout_running) | |
1722 | mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); | |
1723 | ||
1724 | /* If we were doing ac97 instead of i2s, it would go here...*/ | |
1725 | au0828_i2s_init(dev); | |
1726 | ||
1727 | au0828_analog_stream_enable(dev); | |
1728 | ||
1729 | if (!(dev->stream_state == STREAM_ON)) { | |
1730 | au0828_analog_stream_reset(dev); | |
1731 | /* submit urbs */ | |
1732 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
1733 | rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); | |
1734 | if (rc) { | |
1735 | au0828_isocdbg("submit of urb %i failed (error=%i)\n", | |
1736 | i, rc); | |
1737 | au0828_uninit_isoc(dev); | |
1738 | } | |
1739 | } | |
1740 | } | |
1741 | } | |
1742 | ||
ff05c984 | 1743 | static const struct v4l2_file_operations au0828_v4l_fops = { |
8b2f0795 DH |
1744 | .owner = THIS_MODULE, |
1745 | .open = au0828_v4l2_open, | |
1746 | .release = au0828_v4l2_close, | |
05439b1a SK |
1747 | .read = vb2_fop_read, |
1748 | .poll = vb2_fop_poll, | |
1749 | .mmap = vb2_fop_mmap, | |
549ee4df | 1750 | .unlocked_ioctl = video_ioctl2, |
8b2f0795 DH |
1751 | }; |
1752 | ||
1753 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | |
1754 | .vidioc_querycap = vidioc_querycap, | |
1755 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | |
1756 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
1757 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
1758 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
5a5a4e16 | 1759 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
8d86e4e8 | 1760 | .vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
7f8eacd2 | 1761 | .vidioc_s_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, |
a2cf96f9 | 1762 | .vidioc_enumaudio = vidioc_enumaudio, |
8b2f0795 DH |
1763 | .vidioc_g_audio = vidioc_g_audio, |
1764 | .vidioc_s_audio = vidioc_s_audio, | |
1765 | .vidioc_cropcap = vidioc_cropcap, | |
05439b1a SK |
1766 | |
1767 | .vidioc_reqbufs = vb2_ioctl_reqbufs, | |
1768 | .vidioc_create_bufs = vb2_ioctl_create_bufs, | |
1769 | .vidioc_prepare_buf = vb2_ioctl_prepare_buf, | |
1770 | .vidioc_querybuf = vb2_ioctl_querybuf, | |
1771 | .vidioc_qbuf = vb2_ioctl_qbuf, | |
1772 | .vidioc_dqbuf = vb2_ioctl_dqbuf, | |
1773 | .vidioc_expbuf = vb2_ioctl_expbuf, | |
1774 | ||
8b2f0795 | 1775 | .vidioc_s_std = vidioc_s_std, |
33b6b89b | 1776 | .vidioc_g_std = vidioc_g_std, |
8b2f0795 DH |
1777 | .vidioc_enum_input = vidioc_enum_input, |
1778 | .vidioc_g_input = vidioc_g_input, | |
1779 | .vidioc_s_input = vidioc_s_input, | |
05439b1a SK |
1780 | |
1781 | .vidioc_streamon = vb2_ioctl_streamon, | |
1782 | .vidioc_streamoff = vb2_ioctl_streamoff, | |
1783 | ||
8b2f0795 DH |
1784 | .vidioc_g_tuner = vidioc_g_tuner, |
1785 | .vidioc_s_tuner = vidioc_s_tuner, | |
1786 | .vidioc_g_frequency = vidioc_g_frequency, | |
1787 | .vidioc_s_frequency = vidioc_s_frequency, | |
1788 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
1789 | .vidioc_g_register = vidioc_g_register, | |
1790 | .vidioc_s_register = vidioc_s_register, | |
8b2f0795 | 1791 | #endif |
83b09422 HV |
1792 | .vidioc_log_status = vidioc_log_status, |
1793 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, | |
1794 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
8b2f0795 DH |
1795 | }; |
1796 | ||
1797 | static const struct video_device au0828_video_template = { | |
1798 | .fops = &au0828_v4l_fops, | |
41071bb8 | 1799 | .release = video_device_release_empty, |
6e6a8b5a | 1800 | .ioctl_ops = &video_ioctl_ops, |
f2fd7ce6 | 1801 | .tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL_M, |
8b2f0795 DH |
1802 | }; |
1803 | ||
05439b1a SK |
1804 | static int au0828_vb2_setup(struct au0828_dev *dev) |
1805 | { | |
1806 | int rc; | |
1807 | struct vb2_queue *q; | |
1808 | ||
1809 | /* Setup Videobuf2 for Video capture */ | |
1810 | q = &dev->vb_vidq; | |
1811 | q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1812 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1813 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1814 | q->drv_priv = dev; | |
1815 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1816 | q->ops = &au0828_video_qops; | |
1817 | q->mem_ops = &vb2_vmalloc_memops; | |
1818 | ||
1819 | rc = vb2_queue_init(q); | |
1820 | if (rc < 0) | |
1821 | return rc; | |
1822 | ||
1823 | /* Setup Videobuf2 for VBI capture */ | |
1824 | q = &dev->vb_vbiq; | |
1825 | q->type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1826 | q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF; | |
1827 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; | |
1828 | q->drv_priv = dev; | |
1829 | q->buf_struct_size = sizeof(struct au0828_buffer); | |
1830 | q->ops = &au0828_vbi_qops; | |
1831 | q->mem_ops = &vb2_vmalloc_memops; | |
1832 | ||
1833 | rc = vb2_queue_init(q); | |
1834 | if (rc < 0) | |
1835 | return rc; | |
1836 | ||
1837 | return 0; | |
1838 | } | |
1839 | ||
d1f33737 MCC |
1840 | static void au0828_analog_create_entities(struct au0828_dev *dev) |
1841 | { | |
1842 | #if defined(CONFIG_MEDIA_CONTROLLER) | |
1843 | static const char * const inames[] = { | |
1844 | [AU0828_VMUX_COMPOSITE] = "Composite", | |
1845 | [AU0828_VMUX_SVIDEO] = "S-Video", | |
1846 | [AU0828_VMUX_CABLE] = "Cable TV", | |
1847 | [AU0828_VMUX_TELEVISION] = "Television", | |
1848 | [AU0828_VMUX_DVB] = "DVB", | |
d1f33737 MCC |
1849 | }; |
1850 | int ret, i; | |
1851 | ||
1852 | /* Initialize Video and VBI pads */ | |
1853 | dev->video_pad.flags = MEDIA_PAD_FL_SINK; | |
ab22e77c | 1854 | ret = media_entity_pads_init(&dev->vdev.entity, 1, &dev->video_pad); |
d1f33737 MCC |
1855 | if (ret < 0) |
1856 | pr_err("failed to initialize video media entity!\n"); | |
1857 | ||
1858 | dev->vbi_pad.flags = MEDIA_PAD_FL_SINK; | |
ab22e77c | 1859 | ret = media_entity_pads_init(&dev->vbi_dev.entity, 1, &dev->vbi_pad); |
d1f33737 MCC |
1860 | if (ret < 0) |
1861 | pr_err("failed to initialize vbi media entity!\n"); | |
1862 | ||
1863 | /* Create entities for each input connector */ | |
1864 | for (i = 0; i < AU0828_MAX_INPUT; i++) { | |
1865 | struct media_entity *ent = &dev->input_ent[i]; | |
1866 | ||
1867 | if (AUVI_INPUT(i).type == AU0828_VMUX_UNDEFINED) | |
1868 | break; | |
1869 | ||
1870 | ent->name = inames[AUVI_INPUT(i).type]; | |
1871 | ent->flags = MEDIA_ENT_FL_CONNECTOR; | |
1872 | dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE; | |
1873 | ||
1874 | switch (AUVI_INPUT(i).type) { | |
1875 | case AU0828_VMUX_COMPOSITE: | |
4ca72efa | 1876 | ent->function = MEDIA_ENT_F_CONN_COMPOSITE; |
d1f33737 MCC |
1877 | break; |
1878 | case AU0828_VMUX_SVIDEO: | |
4ca72efa | 1879 | ent->function = MEDIA_ENT_F_CONN_SVIDEO; |
d1f33737 MCC |
1880 | break; |
1881 | case AU0828_VMUX_CABLE: | |
1882 | case AU0828_VMUX_TELEVISION: | |
1883 | case AU0828_VMUX_DVB: | |
34ac2532 | 1884 | default: /* Just to shut up a warning */ |
4ca72efa | 1885 | ent->function = MEDIA_ENT_F_CONN_RF; |
d1f33737 | 1886 | break; |
d1f33737 MCC |
1887 | } |
1888 | ||
ab22e77c | 1889 | ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]); |
d1f33737 MCC |
1890 | if (ret < 0) |
1891 | pr_err("failed to initialize input pad[%d]!\n", i); | |
1892 | ||
1893 | ret = media_device_register_entity(dev->media_dev, ent); | |
1894 | if (ret < 0) | |
1895 | pr_err("failed to register input entity %d!\n", i); | |
1896 | } | |
1897 | #endif | |
1898 | } | |
1899 | ||
8b2f0795 DH |
1900 | /**************************************************************************/ |
1901 | ||
fc4ce6cd DH |
1902 | int au0828_analog_register(struct au0828_dev *dev, |
1903 | struct usb_interface *interface) | |
8b2f0795 DH |
1904 | { |
1905 | int retval = -ENOMEM; | |
fc4ce6cd DH |
1906 | struct usb_host_interface *iface_desc; |
1907 | struct usb_endpoint_descriptor *endpoint; | |
d63b21bf | 1908 | int i, ret; |
8b2f0795 | 1909 | |
1fe3a8fe MCC |
1910 | dprintk(1, "au0828_analog_register called for intf#%d!\n", |
1911 | interface->cur_altsetting->desc.bInterfaceNumber); | |
8b2f0795 | 1912 | |
7b606ffd MCC |
1913 | /* No analog TV */ |
1914 | if (AUVI_INPUT(0).type == AU0828_VMUX_UNDEFINED) | |
1915 | return 0; | |
1916 | ||
fc4ce6cd DH |
1917 | /* set au0828 usb interface0 to as5 */ |
1918 | retval = usb_set_interface(dev->usbdev, | |
62899a28 | 1919 | interface->cur_altsetting->desc.bInterfaceNumber, 5); |
fc4ce6cd | 1920 | if (retval != 0) { |
83afb32a | 1921 | pr_info("Failure setting usb interface0 to as5\n"); |
fc4ce6cd DH |
1922 | return retval; |
1923 | } | |
1924 | ||
1925 | /* Figure out which endpoint has the isoc interface */ | |
1926 | iface_desc = interface->cur_altsetting; | |
62899a28 | 1927 | for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { |
fc4ce6cd | 1928 | endpoint = &iface_desc->endpoint[i].desc; |
62899a28 DH |
1929 | if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) |
1930 | == USB_DIR_IN) && | |
1931 | ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) | |
1932 | == USB_ENDPOINT_XFER_ISOC)) { | |
fc4ce6cd DH |
1933 | |
1934 | /* we find our isoc in endpoint */ | |
1935 | u16 tmp = le16_to_cpu(endpoint->wMaxPacketSize); | |
62899a28 DH |
1936 | dev->max_pkt_size = (tmp & 0x07ff) * |
1937 | (((tmp & 0x1800) >> 11) + 1); | |
fc4ce6cd | 1938 | dev->isoc_in_endpointaddr = endpoint->bEndpointAddress; |
1fe3a8fe MCC |
1939 | dprintk(1, |
1940 | "Found isoc endpoint 0x%02x, max size = %d\n", | |
1941 | dev->isoc_in_endpointaddr, dev->max_pkt_size); | |
fc4ce6cd DH |
1942 | } |
1943 | } | |
62899a28 | 1944 | if (!(dev->isoc_in_endpointaddr)) { |
83afb32a | 1945 | pr_info("Could not locate isoc endpoint\n"); |
fc4ce6cd DH |
1946 | return -ENODEV; |
1947 | } | |
1948 | ||
8b2f0795 DH |
1949 | init_waitqueue_head(&dev->open); |
1950 | spin_lock_init(&dev->slock); | |
8b2f0795 | 1951 | |
7f8eacd2 | 1952 | /* init video dma queues */ |
8b2f0795 | 1953 | INIT_LIST_HEAD(&dev->vidq.active); |
7f8eacd2 | 1954 | INIT_LIST_HEAD(&dev->vbiq.active); |
8b2f0795 | 1955 | |
e99e88a9 KC |
1956 | timer_setup(&dev->vid_timeout, au0828_vid_buffer_timeout, 0); |
1957 | timer_setup(&dev->vbi_timeout, au0828_vbi_buffer_timeout, 0); | |
78ca5005 | 1958 | |
8b2f0795 DH |
1959 | dev->width = NTSC_STD_W; |
1960 | dev->height = NTSC_STD_H; | |
1961 | dev->field_size = dev->width * dev->height; | |
1962 | dev->frame_size = dev->field_size << 1; | |
1963 | dev->bytesperline = dev->width << 1; | |
de8d2bbf HV |
1964 | dev->vbi_width = 720; |
1965 | dev->vbi_height = 1; | |
8b2f0795 | 1966 | dev->ctrl_ainput = 0; |
e1cf6587 | 1967 | dev->ctrl_freq = 960; |
33b6b89b | 1968 | dev->std = V4L2_STD_NTSC_M; |
174ced21 | 1969 | /* Default input is TV Tuner */ |
56230d1e | 1970 | au0828_s_input(dev, 0); |
8b2f0795 | 1971 | |
05439b1a SK |
1972 | mutex_init(&dev->vb_queue_lock); |
1973 | mutex_init(&dev->vb_vbi_queue_lock); | |
1974 | ||
8b2f0795 | 1975 | /* Fill the video capture device struct */ |
41071bb8 SK |
1976 | dev->vdev = au0828_video_template; |
1977 | dev->vdev.v4l2_dev = &dev->v4l2_dev; | |
1978 | dev->vdev.lock = &dev->lock; | |
1979 | dev->vdev.queue = &dev->vb_vidq; | |
1980 | dev->vdev.queue->lock = &dev->vb_queue_lock; | |
1981 | strcpy(dev->vdev.name, "au0828a video"); | |
8b2f0795 DH |
1982 | |
1983 | /* Setup the VBI device */ | |
41071bb8 SK |
1984 | dev->vbi_dev = au0828_video_template; |
1985 | dev->vbi_dev.v4l2_dev = &dev->v4l2_dev; | |
1986 | dev->vbi_dev.lock = &dev->lock; | |
1987 | dev->vbi_dev.queue = &dev->vb_vbiq; | |
1988 | dev->vbi_dev.queue->lock = &dev->vb_vbi_queue_lock; | |
1989 | strcpy(dev->vbi_dev.name, "au0828a vbi"); | |
8b2f0795 | 1990 | |
d1f33737 MCC |
1991 | /* Init entities at the Media Controller */ |
1992 | au0828_analog_create_entities(dev); | |
bed69196 | 1993 | |
05439b1a SK |
1994 | /* initialize videobuf2 stuff */ |
1995 | retval = au0828_vb2_setup(dev); | |
1996 | if (retval != 0) { | |
1997 | dprintk(1, "unable to setup videobuf2 queues (error = %d).\n", | |
1998 | retval); | |
41071bb8 | 1999 | return -ENODEV; |
05439b1a SK |
2000 | } |
2001 | ||
8b2f0795 | 2002 | /* Register the v4l2 device */ |
41071bb8 SK |
2003 | video_set_drvdata(&dev->vdev, dev); |
2004 | retval = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, -1); | |
62899a28 DH |
2005 | if (retval != 0) { |
2006 | dprintk(1, "unable to register video device (error = %d).\n", | |
2007 | retval); | |
d63b21bf | 2008 | ret = -ENODEV; |
05439b1a | 2009 | goto err_reg_vdev; |
8b2f0795 DH |
2010 | } |
2011 | ||
2012 | /* Register the vbi device */ | |
41071bb8 SK |
2013 | video_set_drvdata(&dev->vbi_dev, dev); |
2014 | retval = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI, -1); | |
62899a28 DH |
2015 | if (retval != 0) { |
2016 | dprintk(1, "unable to register vbi device (error = %d).\n", | |
2017 | retval); | |
d63b21bf | 2018 | ret = -ENODEV; |
05439b1a | 2019 | goto err_reg_vbi_dev; |
8b2f0795 | 2020 | } |
9822f417 MCC |
2021 | |
2022 | #ifdef CONFIG_MEDIA_CONTROLLER | |
2023 | retval = v4l2_mc_create_media_graph(dev->media_dev); | |
7b606ffd MCC |
2024 | if (retval) { |
2025 | pr_err("%s() au0282_dev_register failed to create graph\n", | |
2026 | __func__); | |
2027 | ret = -ENODEV; | |
2028 | goto err_reg_vbi_dev; | |
2029 | } | |
9822f417 | 2030 | #endif |
8b2f0795 | 2031 | |
62899a28 | 2032 | dprintk(1, "%s completed!\n", __func__); |
8b2f0795 DH |
2033 | |
2034 | return 0; | |
d63b21bf | 2035 | |
05439b1a | 2036 | err_reg_vbi_dev: |
41071bb8 | 2037 | video_unregister_device(&dev->vdev); |
05439b1a SK |
2038 | err_reg_vdev: |
2039 | vb2_queue_release(&dev->vb_vidq); | |
2040 | vb2_queue_release(&dev->vb_vbiq); | |
d63b21bf | 2041 | return ret; |
8b2f0795 DH |
2042 | } |
2043 |