Commit | Line | Data |
---|---|---|
9701dc94 | 1 | /* |
60fbfdfd RP |
2 | * tm6000-video.c - driver for TM5600/TM6000/TM6010 USB video capture devices |
3 | * | |
4 | * Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org> | |
5 | * | |
6 | * Copyright (C) 2007 Michel Ludwig <michel.ludwig@gmail.com> | |
7 | * - Fixed module load/unload | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation version 2 | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
9701dc94 | 21 | */ |
3d1a51db | 22 | |
9701dc94 MCC |
23 | #include <linux/module.h> |
24 | #include <linux/delay.h> | |
25 | #include <linux/errno.h> | |
26 | #include <linux/fs.h> | |
27 | #include <linux/kernel.h> | |
28 | #include <linux/slab.h> | |
29 | #include <linux/mm.h> | |
30 | #include <linux/ioport.h> | |
31 | #include <linux/init.h> | |
32 | #include <linux/sched.h> | |
33 | #include <linux/random.h> | |
9701dc94 MCC |
34 | #include <linux/usb.h> |
35 | #include <linux/videodev2.h> | |
2a8145d4 | 36 | #include <media/v4l2-ioctl.h> |
886a3c0b | 37 | #include <media/tuner.h> |
9701dc94 MCC |
38 | #include <linux/interrupt.h> |
39 | #include <linux/kthread.h> | |
40 | #include <linux/highmem.h> | |
41 | #include <linux/freezer.h> | |
42 | ||
43 | #include "tm6000-regs.h" | |
44 | #include "tm6000.h" | |
45 | ||
46 | #define BUFFER_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ | |
47 | ||
95a83824 ML |
48 | /* Limits minimum and default number of buffers */ |
49 | #define TM6000_MIN_BUF 4 | |
50 | #define TM6000_DEF_BUF 8 | |
51 | ||
5a4b55e2 | 52 | #define TM6000_MAX_ISO_PACKETS 46 /* Max number of ISO packets */ |
ee1fc07c | 53 | |
9701dc94 MCC |
54 | /* Declare static vars that will be used as parameters */ |
55 | static unsigned int vid_limit = 16; /* Video memory limit, in Mb */ | |
56 | static int video_nr = -1; /* /dev/videoN, -1 for autodetect */ | |
8aff8ba9 | 57 | static int radio_nr = -1; /* /dev/radioN, -1 for autodetect */ |
9701dc94 | 58 | |
9701dc94 MCC |
59 | /* Debug level */ |
60 | int tm6000_debug; | |
faa7c134 | 61 | EXPORT_SYMBOL_GPL(tm6000_debug); |
9701dc94 | 62 | |
8aff8ba9 DB |
63 | static const struct v4l2_queryctrl no_ctrl = { |
64 | .name = "42", | |
65 | .flags = V4L2_CTRL_FLAG_DISABLED, | |
66 | }; | |
67 | ||
9701dc94 MCC |
68 | /* supported controls */ |
69 | static struct v4l2_queryctrl tm6000_qctrl[] = { | |
70 | { | |
71 | .id = V4L2_CID_BRIGHTNESS, | |
72 | .type = V4L2_CTRL_TYPE_INTEGER, | |
73 | .name = "Brightness", | |
74 | .minimum = 0, | |
75 | .maximum = 255, | |
76 | .step = 1, | |
77 | .default_value = 54, | |
78 | .flags = 0, | |
79 | }, { | |
80 | .id = V4L2_CID_CONTRAST, | |
81 | .type = V4L2_CTRL_TYPE_INTEGER, | |
82 | .name = "Contrast", | |
83 | .minimum = 0, | |
84 | .maximum = 255, | |
85 | .step = 0x1, | |
86 | .default_value = 119, | |
87 | .flags = 0, | |
88 | }, { | |
89 | .id = V4L2_CID_SATURATION, | |
90 | .type = V4L2_CTRL_TYPE_INTEGER, | |
91 | .name = "Saturation", | |
92 | .minimum = 0, | |
93 | .maximum = 255, | |
94 | .step = 0x1, | |
95 | .default_value = 112, | |
96 | .flags = 0, | |
97 | }, { | |
98 | .id = V4L2_CID_HUE, | |
99 | .type = V4L2_CTRL_TYPE_INTEGER, | |
100 | .name = "Hue", | |
101 | .minimum = -128, | |
102 | .maximum = 127, | |
103 | .step = 0x1, | |
c4acf48c | 104 | .default_value = 0, |
9701dc94 | 105 | .flags = 0, |
8aff8ba9 DB |
106 | }, |
107 | /* --- audio --- */ | |
108 | { | |
109 | .id = V4L2_CID_AUDIO_MUTE, | |
110 | .name = "Mute", | |
111 | .minimum = 0, | |
112 | .maximum = 1, | |
113 | .type = V4L2_CTRL_TYPE_BOOLEAN, | |
114 | }, { | |
115 | .id = V4L2_CID_AUDIO_VOLUME, | |
116 | .name = "Volume", | |
117 | .minimum = -15, | |
118 | .maximum = 15, | |
119 | .step = 1, | |
120 | .default_value = 0, | |
121 | .type = V4L2_CTRL_TYPE_INTEGER, | |
9701dc94 MCC |
122 | } |
123 | }; | |
124 | ||
8aff8ba9 | 125 | static const unsigned int CTRLS = ARRAY_SIZE(tm6000_qctrl); |
9701dc94 MCC |
126 | static int qctl_regs[ARRAY_SIZE(tm6000_qctrl)]; |
127 | ||
128 | static struct tm6000_fmt format[] = { | |
129 | { | |
130 | .name = "4:2:2, packed, YVY2", | |
131 | .fourcc = V4L2_PIX_FMT_YUYV, | |
132 | .depth = 16, | |
c4acf48c | 133 | }, { |
9701dc94 MCC |
134 | .name = "4:2:2, packed, UYVY", |
135 | .fourcc = V4L2_PIX_FMT_UYVY, | |
136 | .depth = 16, | |
c4acf48c | 137 | }, { |
9701dc94 MCC |
138 | .name = "A/V + VBI mux packet", |
139 | .fourcc = V4L2_PIX_FMT_TM6000, | |
140 | .depth = 16, | |
141 | } | |
142 | }; | |
143 | ||
8aff8ba9 DB |
144 | static const struct v4l2_queryctrl *ctrl_by_id(unsigned int id) |
145 | { | |
146 | unsigned int i; | |
147 | ||
148 | for (i = 0; i < CTRLS; i++) | |
149 | if (tm6000_qctrl[i].id == id) | |
150 | return tm6000_qctrl+i; | |
151 | return NULL; | |
152 | } | |
153 | ||
9701dc94 | 154 | /* ------------------------------------------------------------------ |
60fbfdfd RP |
155 | * DMA and thread functions |
156 | * ------------------------------------------------------------------ | |
157 | */ | |
9701dc94 MCC |
158 | |
159 | #define norm_maxw(a) 720 | |
4475c044 | 160 | #define norm_maxh(a) 576 |
9701dc94 | 161 | |
9701dc94 MCC |
162 | #define norm_minw(a) norm_maxw(a) |
163 | #define norm_minh(a) norm_maxh(a) | |
164 | ||
165 | /* | |
166 | * video-buf generic routine to get the next available buffer | |
167 | */ | |
721f507b | 168 | static inline void get_next_buf(struct tm6000_dmaqueue *dma_q, |
c4acf48c | 169 | struct tm6000_buffer **buf) |
9701dc94 | 170 | { |
c4acf48c | 171 | struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq); |
721f507b | 172 | char *outp; |
9701dc94 MCC |
173 | |
174 | if (list_empty(&dma_q->active)) { | |
c4acf48c | 175 | dprintk(dev, V4L2_DEBUG_QUEUE, "No active queue to serve\n"); |
1f9305b7 | 176 | *buf = NULL; |
721f507b | 177 | return; |
9701dc94 MCC |
178 | } |
179 | ||
180 | *buf = list_entry(dma_q->active.next, | |
181 | struct tm6000_buffer, vb.queue); | |
182 | ||
25985edc | 183 | /* Cleans up buffer - Useful for testing for frame/URB loss */ |
721f507b | 184 | outp = videobuf_to_vmalloc(&(*buf)->vb); |
721f507b MCC |
185 | |
186 | return; | |
9701dc94 MCC |
187 | } |
188 | ||
189 | /* | |
190 | * Announces that a buffer were filled and request the next | |
191 | */ | |
c4acf48c MCC |
192 | static inline void buffer_filled(struct tm6000_core *dev, |
193 | struct tm6000_dmaqueue *dma_q, | |
194 | struct tm6000_buffer *buf) | |
9701dc94 MCC |
195 | { |
196 | /* Advice that buffer was filled */ | |
c4acf48c | 197 | dprintk(dev, V4L2_DEBUG_ISOC, "[%p/%d] wakeup\n", buf, buf->vb.i); |
47878f16 | 198 | buf->vb.state = VIDEOBUF_DONE; |
9701dc94 MCC |
199 | buf->vb.field_count++; |
200 | do_gettimeofday(&buf->vb.ts); | |
201 | ||
202 | list_del(&buf->vb.queue); | |
203 | wake_up(&buf->vb.done); | |
204 | } | |
205 | ||
9701dc94 MCC |
206 | /* |
207 | * Identify the tm5600/6000 buffer header type and properly handles | |
208 | */ | |
4b6ed9fd SR |
209 | static int copy_streams(u8 *data, unsigned long len, |
210 | struct urb *urb) | |
e2c9500d MCC |
211 | { |
212 | struct tm6000_dmaqueue *dma_q = urb->context; | |
60fbfdfd RP |
213 | struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq); |
214 | u8 *ptr = data, *endp = data+len, c; | |
215 | unsigned long header = 0; | |
216 | int rc = 0; | |
83cb9a50 | 217 | unsigned int cmd, cpysize, pktsize, size, field, block, line, pos = 0; |
cc73b4b5 | 218 | struct tm6000_buffer *vbuf = NULL; |
83cb9a50 SR |
219 | char *voutp = NULL; |
220 | unsigned int linewidth; | |
221 | ||
8aff8ba9 DB |
222 | if (!dev->radio) { |
223 | /* get video buffer */ | |
224 | get_next_buf(dma_q, &vbuf); | |
225 | ||
226 | if (!vbuf) | |
227 | return rc; | |
228 | voutp = videobuf_to_vmalloc(&vbuf->vb); | |
229 | ||
230 | if (!voutp) | |
231 | return 0; | |
232 | } | |
ed0236af | 233 | |
83cb9a50 | 234 | for (ptr = data; ptr < endp;) { |
ed0236af | 235 | if (!dev->isoc_ctl.cmd) { |
83cb9a50 SR |
236 | /* Header */ |
237 | if (dev->isoc_ctl.tmp_buf_len > 0) { | |
238 | /* from last urb or packet */ | |
239 | header = dev->isoc_ctl.tmp_buf; | |
240 | if (4 - dev->isoc_ctl.tmp_buf_len > 0) { | |
60fbfdfd | 241 | memcpy((u8 *)&header + |
801dd3b3 | 242 | dev->isoc_ctl.tmp_buf_len, |
ed0236af | 243 | ptr, |
801dd3b3 MCC |
244 | 4 - dev->isoc_ctl.tmp_buf_len); |
245 | ptr += 4 - dev->isoc_ctl.tmp_buf_len; | |
ed0236af | 246 | } |
83cb9a50 SR |
247 | dev->isoc_ctl.tmp_buf_len = 0; |
248 | } else { | |
249 | if (ptr + 3 >= endp) { | |
250 | /* have incomplete header */ | |
251 | dev->isoc_ctl.tmp_buf_len = endp - ptr; | |
60fbfdfd | 252 | memcpy(&dev->isoc_ctl.tmp_buf, ptr, |
83cb9a50 SR |
253 | dev->isoc_ctl.tmp_buf_len); |
254 | return rc; | |
255 | } | |
256 | /* Seek for sync */ | |
257 | for (; ptr < endp - 3; ptr++) { | |
258 | if (*(ptr + 3) == 0x47) | |
259 | break; | |
260 | } | |
261 | /* Get message header */ | |
262 | header = *(unsigned long *)ptr; | |
263 | ptr += 4; | |
ed0236af | 264 | } |
23ba9463 | 265 | |
83cb9a50 SR |
266 | /* split the header fields */ |
267 | c = (header >> 24) & 0xff; | |
268 | size = ((header & 0x7e) << 1); | |
269 | if (size > 0) | |
270 | size -= 4; | |
271 | block = (header >> 7) & 0xf; | |
272 | field = (header >> 11) & 0x1; | |
273 | line = (header >> 12) & 0x1ff; | |
274 | cmd = (header >> 21) & 0x7; | |
275 | /* Validates haeder fields */ | |
276 | if (size > TM6000_URB_MSG_LEN) | |
277 | size = TM6000_URB_MSG_LEN; | |
278 | pktsize = TM6000_URB_MSG_LEN; | |
3d1a51db TR |
279 | /* |
280 | * calculate position in buffer and change the buffer | |
83cb9a50 SR |
281 | */ |
282 | switch (cmd) { | |
283 | case TM6000_URB_MSG_VIDEO: | |
8aff8ba9 DB |
284 | if (!dev->radio) { |
285 | if ((dev->isoc_ctl.vfield != field) && | |
286 | (field == 1)) { | |
3d1a51db TR |
287 | /* |
288 | * Announces that a new buffer | |
289 | * were filled | |
290 | */ | |
8aff8ba9 DB |
291 | buffer_filled(dev, dma_q, vbuf); |
292 | dprintk(dev, V4L2_DEBUG_ISOC, | |
83cb9a50 | 293 | "new buffer filled\n"); |
8aff8ba9 DB |
294 | get_next_buf(dma_q, &vbuf); |
295 | if (!vbuf) | |
296 | return rc; | |
297 | voutp = videobuf_to_vmalloc(&vbuf->vb); | |
298 | if (!voutp) | |
299 | return rc; | |
300 | memset(voutp, 0, vbuf->vb.size); | |
301 | } | |
302 | linewidth = vbuf->vb.width << 1; | |
303 | pos = ((line << 1) - field - 1) * | |
304 | linewidth + block * TM6000_URB_MSG_LEN; | |
305 | /* Don't allow to write out of the buffer */ | |
306 | if (pos + size > vbuf->vb.size) | |
307 | cmd = TM6000_URB_MSG_ERR; | |
308 | dev->isoc_ctl.vfield = field; | |
cc73b4b5 | 309 | } |
83cb9a50 | 310 | break; |
83cb9a50 | 311 | case TM6000_URB_MSG_VBI: |
23ba9463 MCC |
312 | break; |
313 | case TM6000_URB_MSG_AUDIO: | |
83cb9a50 | 314 | case TM6000_URB_MSG_PTS: |
3d1a51db | 315 | size = pktsize; /* Size is always 180 bytes */ |
83cb9a50 | 316 | break; |
9701dc94 | 317 | } |
83cb9a50 SR |
318 | } else { |
319 | /* Continue the last copy */ | |
320 | cmd = dev->isoc_ctl.cmd; | |
321 | size = dev->isoc_ctl.size; | |
322 | pos = dev->isoc_ctl.pos; | |
323 | pktsize = dev->isoc_ctl.pktsize; | |
423c79e3 | 324 | field = dev->isoc_ctl.field; |
83cb9a50 SR |
325 | } |
326 | cpysize = (endp - ptr > size) ? size : endp - ptr; | |
327 | if (cpysize) { | |
328 | /* copy data in different buffers */ | |
329 | switch (cmd) { | |
330 | case TM6000_URB_MSG_VIDEO: | |
331 | /* Fills video buffer */ | |
332 | if (vbuf) | |
60fbfdfd | 333 | memcpy(&voutp[pos], ptr, cpysize); |
83cb9a50 | 334 | break; |
7ecff8c9 SR |
335 | case TM6000_URB_MSG_AUDIO: { |
336 | int i; | |
337 | for (i = 0; i < cpysize; i += 2) | |
338 | swab16s((u16 *)(ptr + i)); | |
73f4d265 | 339 | |
b17b8699 | 340 | tm6000_call_fillbuf(dev, TM6000_AUDIO, ptr, cpysize); |
83cb9a50 | 341 | break; |
7ecff8c9 | 342 | } |
83cb9a50 SR |
343 | case TM6000_URB_MSG_VBI: |
344 | /* Need some code to copy vbi buffer */ | |
345 | break; | |
2f349daa | 346 | case TM6000_URB_MSG_PTS: { |
83cb9a50 | 347 | /* Need some code to copy pts */ |
2f349daa SR |
348 | u32 pts; |
349 | pts = *(u32 *)ptr; | |
423c79e3 SR |
350 | dprintk(dev, V4L2_DEBUG_ISOC, "field %d, PTS %x", |
351 | field, pts); | |
83cb9a50 | 352 | break; |
cc6c60d9 | 353 | } |
2f349daa | 354 | } |
ed0236af | 355 | } |
ccfb3028 | 356 | if (ptr + pktsize > endp) { |
3d1a51db TR |
357 | /* |
358 | * End of URB packet, but cmd processing is not | |
83cb9a50 SR |
359 | * complete. Preserve the state for a next packet |
360 | */ | |
361 | dev->isoc_ctl.pos = pos + cpysize; | |
362 | dev->isoc_ctl.size = size - cpysize; | |
363 | dev->isoc_ctl.cmd = cmd; | |
423c79e3 | 364 | dev->isoc_ctl.field = field; |
83cb9a50 | 365 | dev->isoc_ctl.pktsize = pktsize - (endp - ptr); |
ccfb3028 | 366 | ptr += endp - ptr; |
83cb9a50 SR |
367 | } else { |
368 | dev->isoc_ctl.cmd = 0; | |
369 | ptr += pktsize; | |
a228618c | 370 | } |
9701dc94 | 371 | } |
a228618c | 372 | return 0; |
9701dc94 | 373 | } |
83cb9a50 | 374 | |
9701dc94 MCC |
375 | /* |
376 | * Identify the tm5600/6000 buffer header type and properly handles | |
377 | */ | |
4b6ed9fd SR |
378 | static int copy_multiplexed(u8 *ptr, unsigned long len, |
379 | struct urb *urb) | |
9701dc94 MCC |
380 | { |
381 | struct tm6000_dmaqueue *dma_q = urb->context; | |
60fbfdfd RP |
382 | struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq); |
383 | unsigned int pos = dev->isoc_ctl.pos, cpysize; | |
384 | int rc = 1; | |
4b6ed9fd SR |
385 | struct tm6000_buffer *buf; |
386 | char *outp = NULL; | |
387 | ||
388 | get_next_buf(dma_q, &buf); | |
389 | if (buf) | |
390 | outp = videobuf_to_vmalloc(&buf->vb); | |
391 | ||
392 | if (!outp) | |
393 | return 0; | |
ed0236af | 394 | |
60fbfdfd RP |
395 | while (len > 0) { |
396 | cpysize = min(len, buf->vb.size-pos); | |
4b6ed9fd | 397 | memcpy(&outp[pos], ptr, cpysize); |
60fbfdfd RP |
398 | pos += cpysize; |
399 | ptr += cpysize; | |
400 | len -= cpysize; | |
4b6ed9fd | 401 | if (pos >= buf->vb.size) { |
60fbfdfd | 402 | pos = 0; |
9701dc94 | 403 | /* Announces that a new buffer were filled */ |
60fbfdfd | 404 | buffer_filled(dev, dma_q, buf); |
5f796752 | 405 | dprintk(dev, V4L2_DEBUG_ISOC, "new buffer filled\n"); |
60fbfdfd | 406 | get_next_buf(dma_q, &buf); |
4b6ed9fd | 407 | if (!buf) |
9701dc94 | 408 | break; |
4b6ed9fd SR |
409 | outp = videobuf_to_vmalloc(&(buf->vb)); |
410 | if (!outp) | |
e8a4845d MCC |
411 | return rc; |
412 | pos = 0; | |
9701dc94 MCC |
413 | } |
414 | } | |
415 | ||
60fbfdfd | 416 | dev->isoc_ctl.pos = pos; |
9701dc94 MCC |
417 | return rc; |
418 | } | |
419 | ||
60fbfdfd | 420 | static inline void print_err_status(struct tm6000_core *dev, |
ed0236af | 421 | int packet, int status) |
5f796752 MCC |
422 | { |
423 | char *errmsg = "Unknown"; | |
424 | ||
60fbfdfd | 425 | switch (status) { |
5f796752 MCC |
426 | case -ENOENT: |
427 | errmsg = "unlinked synchronuously"; | |
428 | break; | |
429 | case -ECONNRESET: | |
430 | errmsg = "unlinked asynchronuously"; | |
431 | break; | |
432 | case -ENOSR: | |
433 | errmsg = "Buffer error (overrun)"; | |
434 | break; | |
435 | case -EPIPE: | |
436 | errmsg = "Stalled (device not responding)"; | |
437 | break; | |
438 | case -EOVERFLOW: | |
439 | errmsg = "Babble (bad cable?)"; | |
440 | break; | |
441 | case -EPROTO: | |
442 | errmsg = "Bit-stuff error (bad cable?)"; | |
443 | break; | |
444 | case -EILSEQ: | |
445 | errmsg = "CRC/Timeout (could be anything)"; | |
446 | break; | |
447 | case -ETIME: | |
448 | errmsg = "Device does not respond"; | |
449 | break; | |
450 | } | |
60fbfdfd | 451 | if (packet < 0) { |
5f796752 MCC |
452 | dprintk(dev, V4L2_DEBUG_QUEUE, "URB status %d [%s].\n", |
453 | status, errmsg); | |
454 | } else { | |
ed0236af | 455 | dprintk(dev, V4L2_DEBUG_QUEUE, "URB packet %d, status %d [%s].\n", |
5f796752 MCC |
456 | packet, status, errmsg); |
457 | } | |
458 | } | |
459 | ||
460 | ||
9701dc94 MCC |
461 | /* |
462 | * Controls the isoc copy of each urb packet | |
463 | */ | |
e8a4845d | 464 | static inline int tm6000_isoc_copy(struct urb *urb) |
9701dc94 MCC |
465 | { |
466 | struct tm6000_dmaqueue *dma_q = urb->context; | |
60fbfdfd RP |
467 | struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq); |
468 | int i, len = 0, rc = 1, status; | |
4b6ed9fd | 469 | char *p; |
9701dc94 | 470 | |
4b6ed9fd | 471 | if (urb->status < 0) { |
60fbfdfd | 472 | print_err_status(dev, -1, urb->status); |
5f796752 MCC |
473 | return 0; |
474 | } | |
9701dc94 MCC |
475 | |
476 | for (i = 0; i < urb->number_of_packets; i++) { | |
4b6ed9fd | 477 | status = urb->iso_frame_desc[i].status; |
9701dc94 | 478 | |
60fbfdfd RP |
479 | if (status < 0) { |
480 | print_err_status(dev, i, status); | |
9701dc94 | 481 | continue; |
5f796752 | 482 | } |
9701dc94 | 483 | |
4b6ed9fd | 484 | len = urb->iso_frame_desc[i].actual_length; |
ed0236af | 485 | |
4b6ed9fd SR |
486 | if (len > 0) { |
487 | p = urb->transfer_buffer + urb->iso_frame_desc[i].offset; | |
ed0236af | 488 | if (!urb->iso_frame_desc[i].status) { |
60fbfdfd RP |
489 | if ((dev->fourcc) == V4L2_PIX_FMT_TM6000) { |
490 | rc = copy_multiplexed(p, len, urb); | |
491 | if (rc <= 0) | |
ed0236af MCC |
492 | return rc; |
493 | } else { | |
4b6ed9fd | 494 | copy_streams(p, len, urb); |
ed0236af MCC |
495 | } |
496 | } | |
4b6ed9fd | 497 | } |
9701dc94 | 498 | } |
9701dc94 MCC |
499 | return rc; |
500 | } | |
501 | ||
502 | /* ------------------------------------------------------------------ | |
60fbfdfd RP |
503 | * URB control |
504 | * ------------------------------------------------------------------ | |
505 | */ | |
9701dc94 MCC |
506 | |
507 | /* | |
508 | * IRQ callback, called by URB callback | |
509 | */ | |
510 | static void tm6000_irq_callback(struct urb *urb) | |
511 | { | |
9701dc94 | 512 | struct tm6000_dmaqueue *dma_q = urb->context; |
c4acf48c | 513 | struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq); |
e8a4845d | 514 | int i; |
9701dc94 | 515 | |
14f09154 TR |
516 | switch (urb->status) { |
517 | case 0: | |
518 | case -ETIMEDOUT: | |
519 | break; | |
520 | ||
521 | case -ECONNRESET: | |
522 | case -ENOENT: | |
523 | case -ESHUTDOWN: | |
721f507b | 524 | return; |
a228618c | 525 | |
14f09154 TR |
526 | default: |
527 | tm6000_err("urb completion error %d.\n", urb->status); | |
528 | break; | |
529 | } | |
530 | ||
e8a4845d MCC |
531 | spin_lock(&dev->slock); |
532 | tm6000_isoc_copy(urb); | |
533 | spin_unlock(&dev->slock); | |
9701dc94 | 534 | |
e8a4845d MCC |
535 | /* Reset urb buffers */ |
536 | for (i = 0; i < urb->number_of_packets; i++) { | |
537 | urb->iso_frame_desc[i].status = 0; | |
538 | urb->iso_frame_desc[i].actual_length = 0; | |
539 | } | |
9701dc94 | 540 | |
c4acf48c MCC |
541 | urb->status = usb_submit_urb(urb, GFP_ATOMIC); |
542 | if (urb->status) | |
9701dc94 MCC |
543 | tm6000_err("urb resubmit failed (error=%i)\n", |
544 | urb->status); | |
9701dc94 MCC |
545 | } |
546 | ||
547 | /* | |
548 | * Stop and Deallocate URBs | |
549 | */ | |
550 | static void tm6000_uninit_isoc(struct tm6000_core *dev) | |
551 | { | |
552 | struct urb *urb; | |
553 | int i; | |
554 | ||
ee1fc07c | 555 | dev->isoc_ctl.buf = NULL; |
9701dc94 | 556 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { |
60fbfdfd | 557 | urb = dev->isoc_ctl.urb[i]; |
9701dc94 MCC |
558 | if (urb) { |
559 | usb_kill_urb(urb); | |
560 | usb_unlink_urb(urb); | |
561 | if (dev->isoc_ctl.transfer_buffer[i]) { | |
5a11b6fe | 562 | usb_free_coherent(dev->udev, |
9701dc94 MCC |
563 | urb->transfer_buffer_length, |
564 | dev->isoc_ctl.transfer_buffer[i], | |
565 | urb->transfer_dma); | |
566 | } | |
567 | usb_free_urb(urb); | |
568 | dev->isoc_ctl.urb[i] = NULL; | |
569 | } | |
570 | dev->isoc_ctl.transfer_buffer[i] = NULL; | |
571 | } | |
572 | ||
60fbfdfd RP |
573 | kfree(dev->isoc_ctl.urb); |
574 | kfree(dev->isoc_ctl.transfer_buffer); | |
c144c037 | 575 | |
60fbfdfd RP |
576 | dev->isoc_ctl.urb = NULL; |
577 | dev->isoc_ctl.transfer_buffer = NULL; | |
c144c037 | 578 | dev->isoc_ctl.num_bufs = 0; |
9701dc94 MCC |
579 | } |
580 | ||
9701dc94 MCC |
581 | /* |
582 | * Allocate URBs and start IRQ | |
583 | */ | |
8aff8ba9 | 584 | static int tm6000_prepare_isoc(struct tm6000_core *dev) |
9701dc94 MCC |
585 | { |
586 | struct tm6000_dmaqueue *dma_q = &dev->vidq; | |
5a4b55e2 | 587 | int i, j, sb_size, pipe, size, max_packets, num_bufs = 8; |
9701dc94 | 588 | struct urb *urb; |
204193d9 | 589 | |
9701dc94 MCC |
590 | /* De-allocates all pending stuff */ |
591 | tm6000_uninit_isoc(dev); | |
641d2116 DB |
592 | /* Stop interrupt USB pipe */ |
593 | tm6000_ir_int_stop(dev); | |
9701dc94 | 594 | |
6ae635c4 MCC |
595 | usb_set_interface(dev->udev, |
596 | dev->isoc_in.bInterfaceNumber, | |
597 | dev->isoc_in.bAlternateSetting); | |
598 | ||
641d2116 DB |
599 | /* Start interrupt USB pipe */ |
600 | tm6000_ir_int_start(dev); | |
601 | ||
ee1fc07c | 602 | pipe = usb_rcvisocpipe(dev->udev, |
6ae635c4 | 603 | dev->isoc_in.endp->desc.bEndpointAddress & |
ee1fc07c MCC |
604 | USB_ENDPOINT_NUMBER_MASK); |
605 | ||
606 | size = usb_maxpacket(dev->udev, pipe, usb_pipeout(pipe)); | |
607 | ||
6ae635c4 MCC |
608 | if (size > dev->isoc_in.maxsize) |
609 | size = dev->isoc_in.maxsize; | |
ee1fc07c MCC |
610 | |
611 | dev->isoc_ctl.max_pkt_size = size; | |
612 | ||
8aff8ba9 | 613 | max_packets = TM6000_MAX_ISO_PACKETS; |
ee1fc07c MCC |
614 | sb_size = max_packets * size; |
615 | ||
616 | dev->isoc_ctl.num_bufs = num_bufs; | |
617 | ||
c144c037 | 618 | dev->isoc_ctl.urb = kmalloc(sizeof(void *)*num_bufs, GFP_KERNEL); |
9701dc94 MCC |
619 | if (!dev->isoc_ctl.urb) { |
620 | tm6000_err("cannot alloc memory for usb buffers\n"); | |
621 | return -ENOMEM; | |
622 | } | |
623 | ||
ee1fc07c | 624 | dev->isoc_ctl.transfer_buffer = kmalloc(sizeof(void *)*num_bufs, |
9701dc94 | 625 | GFP_KERNEL); |
f8960ee7 | 626 | if (!dev->isoc_ctl.transfer_buffer) { |
9701dc94 MCC |
627 | tm6000_err("cannot allocate memory for usbtransfer\n"); |
628 | kfree(dev->isoc_ctl.urb); | |
629 | return -ENOMEM; | |
630 | } | |
631 | ||
ee1fc07c MCC |
632 | dprintk(dev, V4L2_DEBUG_QUEUE, "Allocating %d x %d packets" |
633 | " (%d bytes) of %d bytes each to handle %u size\n", | |
634 | max_packets, num_bufs, sb_size, | |
6ae635c4 | 635 | dev->isoc_in.maxsize, size); |
9701dc94 MCC |
636 | |
637 | /* allocate urbs and transfer buffers */ | |
638 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
639 | urb = usb_alloc_urb(max_packets, GFP_KERNEL); | |
640 | if (!urb) { | |
641 | tm6000_err("cannot alloc isoc_ctl.urb %i\n", i); | |
642 | tm6000_uninit_isoc(dev); | |
c1a16414 | 643 | usb_free_urb(urb); |
9701dc94 MCC |
644 | return -ENOMEM; |
645 | } | |
646 | dev->isoc_ctl.urb[i] = urb; | |
647 | ||
5a11b6fe | 648 | dev->isoc_ctl.transfer_buffer[i] = usb_alloc_coherent(dev->udev, |
c13dd704 | 649 | sb_size, GFP_KERNEL, &urb->transfer_dma); |
9701dc94 | 650 | if (!dev->isoc_ctl.transfer_buffer[i]) { |
60fbfdfd | 651 | tm6000_err("unable to allocate %i bytes for transfer" |
a228618c MCC |
652 | " buffer %i%s\n", |
653 | sb_size, i, | |
60fbfdfd | 654 | in_interrupt() ? " while in int" : ""); |
9701dc94 MCC |
655 | tm6000_uninit_isoc(dev); |
656 | return -ENOMEM; | |
657 | } | |
658 | memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); | |
659 | ||
ee1fc07c MCC |
660 | usb_fill_bulk_urb(urb, dev->udev, pipe, |
661 | dev->isoc_ctl.transfer_buffer[i], sb_size, | |
662 | tm6000_irq_callback, dma_q); | |
6ae635c4 | 663 | urb->interval = dev->isoc_in.endp->desc.bInterval; |
9701dc94 | 664 | urb->number_of_packets = max_packets; |
ee1fc07c | 665 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; |
9701dc94 | 666 | |
9701dc94 | 667 | for (j = 0; j < max_packets; j++) { |
ee1fc07c MCC |
668 | urb->iso_frame_desc[j].offset = size * j; |
669 | urb->iso_frame_desc[j].length = size; | |
9701dc94 MCC |
670 | } |
671 | } | |
672 | ||
673 | return 0; | |
674 | } | |
675 | ||
60fbfdfd | 676 | static int tm6000_start_thread(struct tm6000_core *dev) |
9701dc94 | 677 | { |
c144c037 MCC |
678 | struct tm6000_dmaqueue *dma_q = &dev->vidq; |
679 | int i; | |
9701dc94 | 680 | |
60fbfdfd RP |
681 | dma_q->frame = 0; |
682 | dma_q->ini_jiffies = jiffies; | |
9701dc94 MCC |
683 | |
684 | init_waitqueue_head(&dma_q->wq); | |
685 | ||
686 | /* submit urbs and enables IRQ */ | |
687 | for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { | |
c144c037 | 688 | int rc = usb_submit_urb(dev->isoc_ctl.urb[i], GFP_ATOMIC); |
9701dc94 MCC |
689 | if (rc) { |
690 | tm6000_err("submit of urb %i failed (error=%i)\n", i, | |
691 | rc); | |
692 | tm6000_uninit_isoc(dev); | |
693 | return rc; | |
694 | } | |
695 | } | |
696 | ||
9701dc94 MCC |
697 | return 0; |
698 | } | |
699 | ||
9701dc94 | 700 | /* ------------------------------------------------------------------ |
60fbfdfd RP |
701 | * Videobuf operations |
702 | * ------------------------------------------------------------------ | |
703 | */ | |
95a83824 | 704 | |
9701dc94 MCC |
705 | static int |
706 | buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size) | |
707 | { | |
708 | struct tm6000_fh *fh = vq->priv_data; | |
709 | ||
710 | *size = fh->fmt->depth * fh->width * fh->height >> 3; | |
711 | if (0 == *count) | |
95a83824 ML |
712 | *count = TM6000_DEF_BUF; |
713 | ||
60fbfdfd RP |
714 | if (*count < TM6000_MIN_BUF) |
715 | *count = TM6000_MIN_BUF; | |
95a83824 | 716 | |
9701dc94 MCC |
717 | while (*size * *count > vid_limit * 1024 * 1024) |
718 | (*count)--; | |
95a83824 | 719 | |
9701dc94 MCC |
720 | return 0; |
721 | } | |
722 | ||
723 | static void free_buffer(struct videobuf_queue *vq, struct tm6000_buffer *buf) | |
724 | { | |
721f507b MCC |
725 | struct tm6000_fh *fh = vq->priv_data; |
726 | struct tm6000_core *dev = fh->dev; | |
727 | unsigned long flags; | |
728 | ||
9701dc94 MCC |
729 | if (in_interrupt()) |
730 | BUG(); | |
731 | ||
721f507b MCC |
732 | /* We used to wait for the buffer to finish here, but this didn't work |
733 | because, as we were keeping the state as VIDEOBUF_QUEUED, | |
734 | videobuf_queue_cancel marked it as finished for us. | |
735 | (Also, it could wedge forever if the hardware was misconfigured.) | |
736 | ||
737 | This should be safe; by the time we get here, the buffer isn't | |
738 | queued anymore. If we ever start marking the buffers as | |
739 | VIDEOBUF_ACTIVE, it won't be, though. | |
740 | */ | |
741 | spin_lock_irqsave(&dev->slock, flags); | |
742 | if (dev->isoc_ctl.buf == buf) | |
743 | dev->isoc_ctl.buf = NULL; | |
744 | spin_unlock_irqrestore(&dev->slock, flags); | |
745 | ||
9701dc94 | 746 | videobuf_vmalloc_free(&buf->vb); |
47878f16 | 747 | buf->vb.state = VIDEOBUF_NEEDS_INIT; |
9701dc94 MCC |
748 | } |
749 | ||
750 | static int | |
751 | buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, | |
752 | enum v4l2_field field) | |
753 | { | |
754 | struct tm6000_fh *fh = vq->priv_data; | |
60fbfdfd | 755 | struct tm6000_buffer *buf = container_of(vb, struct tm6000_buffer, vb); |
9701dc94 | 756 | struct tm6000_core *dev = fh->dev; |
88e834a8 | 757 | int rc = 0; |
9701dc94 MCC |
758 | |
759 | BUG_ON(NULL == fh->fmt); | |
760 | ||
9701dc94 MCC |
761 | |
762 | /* FIXME: It assumes depth=2 */ | |
763 | /* The only currently supported format is 16 bits/pixel */ | |
764 | buf->vb.size = fh->fmt->depth*fh->width*fh->height >> 3; | |
765 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) | |
766 | return -EINVAL; | |
767 | ||
768 | if (buf->fmt != fh->fmt || | |
769 | buf->vb.width != fh->width || | |
770 | buf->vb.height != fh->height || | |
771 | buf->vb.field != field) { | |
772 | buf->fmt = fh->fmt; | |
773 | buf->vb.width = fh->width; | |
774 | buf->vb.height = fh->height; | |
775 | buf->vb.field = field; | |
47878f16 | 776 | buf->vb.state = VIDEOBUF_NEEDS_INIT; |
9701dc94 MCC |
777 | } |
778 | ||
47878f16 | 779 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { |
ed7c221c CM |
780 | rc = videobuf_iolock(vq, &buf->vb, NULL); |
781 | if (rc != 0) | |
9701dc94 | 782 | goto fail; |
9701dc94 MCC |
783 | } |
784 | ||
88e834a8 | 785 | if (!dev->isoc_ctl.num_bufs) { |
8aff8ba9 | 786 | rc = tm6000_prepare_isoc(dev); |
c144c037 MCC |
787 | if (rc < 0) |
788 | goto fail; | |
ee1fc07c | 789 | |
c144c037 | 790 | rc = tm6000_start_thread(dev); |
ee1fc07c | 791 | if (rc < 0) |
9701dc94 | 792 | goto fail; |
c144c037 | 793 | |
9701dc94 MCC |
794 | } |
795 | ||
47878f16 | 796 | buf->vb.state = VIDEOBUF_PREPARED; |
9701dc94 MCC |
797 | return 0; |
798 | ||
799 | fail: | |
ee1fc07c | 800 | free_buffer(vq, buf); |
9701dc94 MCC |
801 | return rc; |
802 | } | |
803 | ||
804 | static void | |
805 | buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) | |
806 | { | |
60fbfdfd | 807 | struct tm6000_buffer *buf = container_of(vb, struct tm6000_buffer, vb); |
9701dc94 MCC |
808 | struct tm6000_fh *fh = vq->priv_data; |
809 | struct tm6000_core *dev = fh->dev; | |
810 | struct tm6000_dmaqueue *vidq = &dev->vidq; | |
c144c037 MCC |
811 | |
812 | buf->vb.state = VIDEOBUF_QUEUED; | |
813 | list_add_tail(&buf->vb.queue, &vidq->active); | |
9701dc94 MCC |
814 | } |
815 | ||
816 | static void buffer_release(struct videobuf_queue *vq, struct videobuf_buffer *vb) | |
817 | { | |
60fbfdfd | 818 | struct tm6000_buffer *buf = container_of(vb, struct tm6000_buffer, vb); |
9701dc94 | 819 | |
60fbfdfd | 820 | free_buffer(vq, buf); |
9701dc94 MCC |
821 | } |
822 | ||
823 | static struct videobuf_queue_ops tm6000_video_qops = { | |
824 | .buf_setup = buffer_setup, | |
825 | .buf_prepare = buffer_prepare, | |
826 | .buf_queue = buffer_queue, | |
827 | .buf_release = buffer_release, | |
828 | }; | |
829 | ||
830 | /* ------------------------------------------------------------------ | |
60fbfdfd RP |
831 | * IOCTL handling |
832 | * ------------------------------------------------------------------ | |
833 | */ | |
9701dc94 | 834 | |
9efd85df | 835 | static bool is_res_read(struct tm6000_core *dev, struct tm6000_fh *fh) |
9701dc94 | 836 | { |
9efd85df MCC |
837 | /* Is the current fh handling it? if so, that's OK */ |
838 | if (dev->resources == fh && dev->is_res_read) | |
839 | return true; | |
840 | ||
841 | return false; | |
842 | } | |
843 | ||
844 | static bool is_res_streaming(struct tm6000_core *dev, struct tm6000_fh *fh) | |
845 | { | |
846 | /* Is the current fh handling it? if so, that's OK */ | |
847 | if (dev->resources == fh) | |
848 | return true; | |
849 | ||
850 | return false; | |
9701dc94 MCC |
851 | } |
852 | ||
9efd85df MCC |
853 | static bool res_get(struct tm6000_core *dev, struct tm6000_fh *fh, |
854 | bool is_res_read) | |
9701dc94 | 855 | { |
9efd85df MCC |
856 | /* Is the current fh handling it? if so, that's OK */ |
857 | if (dev->resources == fh && dev->is_res_read == is_res_read) | |
858 | return true; | |
859 | ||
860 | /* is it free? */ | |
861 | if (dev->resources) | |
862 | return false; | |
863 | ||
864 | /* grab it */ | |
865 | dev->resources = fh; | |
866 | dev->is_res_read = is_res_read; | |
867 | dprintk(dev, V4L2_DEBUG_RES_LOCK, "res: get\n"); | |
868 | return true; | |
9701dc94 MCC |
869 | } |
870 | ||
871 | static void res_free(struct tm6000_core *dev, struct tm6000_fh *fh) | |
872 | { | |
9efd85df MCC |
873 | /* Is the current fh handling it? if so, that's OK */ |
874 | if (dev->resources != fh) | |
875 | return; | |
876 | ||
877 | dev->resources = NULL; | |
9701dc94 | 878 | dprintk(dev, V4L2_DEBUG_RES_LOCK, "res: put\n"); |
9701dc94 MCC |
879 | } |
880 | ||
881 | /* ------------------------------------------------------------------ | |
60fbfdfd RP |
882 | * IOCTL vidioc handling |
883 | * ------------------------------------------------------------------ | |
884 | */ | |
885 | static int vidioc_querycap(struct file *file, void *priv, | |
9701dc94 MCC |
886 | struct v4l2_capability *cap) |
887 | { | |
886a3c0b | 888 | struct tm6000_core *dev = ((struct tm6000_fh *)priv)->dev; |
9701dc94 MCC |
889 | |
890 | strlcpy(cap->driver, "tm6000", sizeof(cap->driver)); | |
60fbfdfd | 891 | strlcpy(cap->card, "Trident TVMaster TM5600/6000/6010", sizeof(cap->card)); |
9701dc94 MCC |
892 | cap->version = TM6000_VERSION; |
893 | cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | | |
894 | V4L2_CAP_STREAMING | | |
886a3c0b | 895 | V4L2_CAP_AUDIO | |
9701dc94 | 896 | V4L2_CAP_READWRITE; |
886a3c0b SR |
897 | |
898 | if (dev->tuner_type != TUNER_ABSENT) | |
899 | cap->capabilities |= V4L2_CAP_TUNER; | |
900 | ||
9701dc94 MCC |
901 | return 0; |
902 | } | |
903 | ||
60fbfdfd | 904 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, |
9701dc94 MCC |
905 | struct v4l2_fmtdesc *f) |
906 | { | |
907 | if (unlikely(f->index >= ARRAY_SIZE(format))) | |
908 | return -EINVAL; | |
909 | ||
60fbfdfd | 910 | strlcpy(f->description, format[f->index].name, sizeof(f->description)); |
9701dc94 MCC |
911 | f->pixelformat = format[f->index].fourcc; |
912 | return 0; | |
913 | } | |
914 | ||
60fbfdfd | 915 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, |
9701dc94 MCC |
916 | struct v4l2_format *f) |
917 | { | |
60fbfdfd | 918 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
919 | |
920 | f->fmt.pix.width = fh->width; | |
921 | f->fmt.pix.height = fh->height; | |
922 | f->fmt.pix.field = fh->vb_vidq.field; | |
923 | f->fmt.pix.pixelformat = fh->fmt->fourcc; | |
924 | f->fmt.pix.bytesperline = | |
925 | (f->fmt.pix.width * fh->fmt->depth) >> 3; | |
926 | f->fmt.pix.sizeimage = | |
927 | f->fmt.pix.height * f->fmt.pix.bytesperline; | |
928 | ||
60fbfdfd | 929 | return 0; |
9701dc94 MCC |
930 | } |
931 | ||
60fbfdfd | 932 | static struct tm6000_fmt *format_by_fourcc(unsigned int fourcc) |
9701dc94 MCC |
933 | { |
934 | unsigned int i; | |
935 | ||
936 | for (i = 0; i < ARRAY_SIZE(format); i++) | |
937 | if (format[i].fourcc == fourcc) | |
938 | return format+i; | |
939 | return NULL; | |
940 | } | |
941 | ||
60fbfdfd | 942 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, |
9701dc94 MCC |
943 | struct v4l2_format *f) |
944 | { | |
945 | struct tm6000_core *dev = ((struct tm6000_fh *)priv)->dev; | |
946 | struct tm6000_fmt *fmt; | |
947 | enum v4l2_field field; | |
948 | ||
949 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); | |
950 | if (NULL == fmt) { | |
951 | dprintk(dev, V4L2_DEBUG_IOCTL_ARG, "Fourcc format (0x%08x)" | |
952 | " invalid.\n", f->fmt.pix.pixelformat); | |
953 | return -EINVAL; | |
954 | } | |
955 | ||
956 | field = f->fmt.pix.field; | |
957 | ||
60fbfdfd RP |
958 | if (field == V4L2_FIELD_ANY) |
959 | field = V4L2_FIELD_SEQ_TB; | |
960 | else if (V4L2_FIELD_INTERLACED != field) { | |
9701dc94 MCC |
961 | dprintk(dev, V4L2_DEBUG_IOCTL_ARG, "Field type invalid.\n"); |
962 | return -EINVAL; | |
963 | } | |
964 | ||
60fbfdfd | 965 | tm6000_get_std_res(dev); |
9701dc94 | 966 | |
4475c044 MCC |
967 | f->fmt.pix.width = dev->width; |
968 | f->fmt.pix.height = dev->height; | |
9701dc94 MCC |
969 | |
970 | f->fmt.pix.width &= ~0x01; | |
971 | ||
972 | f->fmt.pix.field = field; | |
973 | ||
974 | f->fmt.pix.bytesperline = | |
975 | (f->fmt.pix.width * fmt->depth) >> 3; | |
976 | f->fmt.pix.sizeimage = | |
977 | f->fmt.pix.height * f->fmt.pix.bytesperline; | |
978 | ||
979 | return 0; | |
980 | } | |
981 | ||
982 | /*FIXME: This seems to be generic enough to be at videodev2 */ | |
60fbfdfd | 983 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, |
9701dc94 MCC |
984 | struct v4l2_format *f) |
985 | { | |
60fbfdfd | 986 | struct tm6000_fh *fh = priv; |
9701dc94 | 987 | struct tm6000_core *dev = fh->dev; |
60fbfdfd | 988 | int ret = vidioc_try_fmt_vid_cap(file, fh, f); |
9701dc94 | 989 | if (ret < 0) |
60fbfdfd | 990 | return ret; |
9701dc94 MCC |
991 | |
992 | fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); | |
993 | fh->width = f->fmt.pix.width; | |
994 | fh->height = f->fmt.pix.height; | |
995 | fh->vb_vidq.field = f->fmt.pix.field; | |
996 | fh->type = f->type; | |
997 | ||
998 | dev->fourcc = f->fmt.pix.pixelformat; | |
999 | ||
1000 | tm6000_set_fourcc_format(dev); | |
1001 | ||
60fbfdfd | 1002 | return 0; |
9701dc94 MCC |
1003 | } |
1004 | ||
60fbfdfd | 1005 | static int vidioc_reqbufs(struct file *file, void *priv, |
9701dc94 MCC |
1006 | struct v4l2_requestbuffers *p) |
1007 | { | |
60fbfdfd | 1008 | struct tm6000_fh *fh = priv; |
9701dc94 | 1009 | |
60fbfdfd | 1010 | return videobuf_reqbufs(&fh->vb_vidq, p); |
9701dc94 MCC |
1011 | } |
1012 | ||
60fbfdfd | 1013 | static int vidioc_querybuf(struct file *file, void *priv, |
9701dc94 MCC |
1014 | struct v4l2_buffer *p) |
1015 | { | |
60fbfdfd | 1016 | struct tm6000_fh *fh = priv; |
9701dc94 | 1017 | |
60fbfdfd | 1018 | return videobuf_querybuf(&fh->vb_vidq, p); |
9701dc94 MCC |
1019 | } |
1020 | ||
60fbfdfd | 1021 | static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p) |
9701dc94 | 1022 | { |
60fbfdfd | 1023 | struct tm6000_fh *fh = priv; |
9701dc94 | 1024 | |
60fbfdfd | 1025 | return videobuf_qbuf(&fh->vb_vidq, p); |
9701dc94 MCC |
1026 | } |
1027 | ||
60fbfdfd | 1028 | static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p) |
9701dc94 | 1029 | { |
60fbfdfd | 1030 | struct tm6000_fh *fh = priv; |
9701dc94 | 1031 | |
60fbfdfd RP |
1032 | return videobuf_dqbuf(&fh->vb_vidq, p, |
1033 | file->f_flags & O_NONBLOCK); | |
9701dc94 MCC |
1034 | } |
1035 | ||
9701dc94 MCC |
1036 | static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) |
1037 | { | |
3d1a51db TR |
1038 | struct tm6000_fh *fh = priv; |
1039 | struct tm6000_core *dev = fh->dev; | |
9701dc94 MCC |
1040 | |
1041 | if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
1042 | return -EINVAL; | |
1043 | if (i != fh->type) | |
1044 | return -EINVAL; | |
1045 | ||
9efd85df | 1046 | if (!res_get(dev, fh, false)) |
9701dc94 | 1047 | return -EBUSY; |
ed7c221c | 1048 | return videobuf_streamon(&fh->vb_vidq); |
9701dc94 MCC |
1049 | } |
1050 | ||
1051 | static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) | |
1052 | { | |
3d1a51db TR |
1053 | struct tm6000_fh *fh = priv; |
1054 | struct tm6000_core *dev = fh->dev; | |
9701dc94 MCC |
1055 | |
1056 | if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
1057 | return -EINVAL; | |
3d1a51db | 1058 | |
9701dc94 MCC |
1059 | if (i != fh->type) |
1060 | return -EINVAL; | |
1061 | ||
1062 | videobuf_streamoff(&fh->vb_vidq); | |
ed7c221c | 1063 | res_free(dev, fh); |
9701dc94 | 1064 | |
ed7c221c | 1065 | return 0; |
9701dc94 MCC |
1066 | } |
1067 | ||
ed7c221c | 1068 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm) |
9701dc94 | 1069 | { |
ed7c221c | 1070 | int rc = 0; |
3d1a51db | 1071 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1072 | struct tm6000_core *dev = fh->dev; |
1073 | ||
4f52610e | 1074 | dev->norm = *norm; |
709944ea | 1075 | rc = tm6000_init_analog_mode(dev); |
71e7cfae MCC |
1076 | |
1077 | fh->width = dev->width; | |
1078 | fh->height = dev->height; | |
1079 | ||
ed7c221c | 1080 | if (rc < 0) |
9701dc94 MCC |
1081 | return rc; |
1082 | ||
427f7fac | 1083 | v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_std, dev->norm); |
9701dc94 MCC |
1084 | |
1085 | return 0; | |
1086 | } | |
1087 | ||
ed7c221c | 1088 | static const char *iname[] = { |
b8f7bd87 SR |
1089 | [TM6000_INPUT_TV] = "Television", |
1090 | [TM6000_INPUT_COMPOSITE1] = "Composite 1", | |
1091 | [TM6000_INPUT_COMPOSITE2] = "Composite 2", | |
1092 | [TM6000_INPUT_SVIDEO] = "S-Video", | |
1093 | }; | |
1094 | ||
60fbfdfd | 1095 | static int vidioc_enum_input(struct file *file, void *priv, |
b8f7bd87 | 1096 | struct v4l2_input *i) |
9701dc94 | 1097 | { |
2aefbc1a DB |
1098 | struct tm6000_fh *fh = priv; |
1099 | struct tm6000_core *dev = fh->dev; | |
b8f7bd87 | 1100 | unsigned int n; |
2aefbc1a | 1101 | |
b8f7bd87 SR |
1102 | n = i->index; |
1103 | if (n >= 3) | |
9701dc94 | 1104 | return -EINVAL; |
b8f7bd87 SR |
1105 | |
1106 | if (!dev->vinput[n].type) | |
1107 | return -EINVAL; | |
1108 | ||
1109 | i->index = n; | |
1110 | ||
1111 | if (dev->vinput[n].type == TM6000_INPUT_TV) | |
1112 | i->type = V4L2_INPUT_TYPE_TUNER; | |
1113 | else | |
1114 | i->type = V4L2_INPUT_TYPE_CAMERA; | |
1115 | ||
1116 | strcpy(i->name, iname[dev->vinput[n].type]); | |
1117 | ||
1118 | i->std = TM6000_STD; | |
9701dc94 MCC |
1119 | |
1120 | return 0; | |
1121 | } | |
1122 | ||
60fbfdfd | 1123 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) |
9701dc94 | 1124 | { |
60fbfdfd | 1125 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1126 | struct tm6000_core *dev = fh->dev; |
1127 | ||
60fbfdfd | 1128 | *i = dev->input; |
9701dc94 MCC |
1129 | |
1130 | return 0; | |
1131 | } | |
b8f7bd87 | 1132 | |
60fbfdfd | 1133 | static int vidioc_s_input(struct file *file, void *priv, unsigned int i) |
9701dc94 | 1134 | { |
60fbfdfd | 1135 | struct tm6000_fh *fh = priv; |
9701dc94 | 1136 | struct tm6000_core *dev = fh->dev; |
60fbfdfd | 1137 | int rc = 0; |
9701dc94 | 1138 | |
b8f7bd87 SR |
1139 | if (i >= 3) |
1140 | return -EINVAL; | |
1141 | if (!dev->vinput[i].type) | |
9701dc94 | 1142 | return -EINVAL; |
9701dc94 | 1143 | |
b8f7bd87 SR |
1144 | dev->input = i; |
1145 | ||
1146 | rc = vidioc_s_std(file, priv, &dev->vfd->current_norm); | |
9701dc94 | 1147 | |
60fbfdfd | 1148 | return rc; |
9701dc94 MCC |
1149 | } |
1150 | ||
886a3c0b | 1151 | /* --- controls ---------------------------------------------- */ |
60fbfdfd | 1152 | static int vidioc_queryctrl(struct file *file, void *priv, |
9701dc94 MCC |
1153 | struct v4l2_queryctrl *qc) |
1154 | { | |
1155 | int i; | |
1156 | ||
1157 | for (i = 0; i < ARRAY_SIZE(tm6000_qctrl); i++) | |
1158 | if (qc->id && qc->id == tm6000_qctrl[i].id) { | |
1159 | memcpy(qc, &(tm6000_qctrl[i]), | |
1160 | sizeof(*qc)); | |
60fbfdfd | 1161 | return 0; |
9701dc94 MCC |
1162 | } |
1163 | ||
1164 | return -EINVAL; | |
1165 | } | |
1166 | ||
60fbfdfd | 1167 | static int vidioc_g_ctrl(struct file *file, void *priv, |
9701dc94 MCC |
1168 | struct v4l2_control *ctrl) |
1169 | { | |
60fbfdfd | 1170 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1171 | struct tm6000_core *dev = fh->dev; |
1172 | int val; | |
1173 | ||
1174 | /* FIXME: Probably, those won't work! Maybe we need shadow regs */ | |
1175 | switch (ctrl->id) { | |
1176 | case V4L2_CID_CONTRAST: | |
9afec493 | 1177 | val = tm6000_get_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, 0); |
9701dc94 MCC |
1178 | break; |
1179 | case V4L2_CID_BRIGHTNESS: | |
9afec493 | 1180 | val = tm6000_get_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, 0); |
9701dc94 MCC |
1181 | return 0; |
1182 | case V4L2_CID_SATURATION: | |
9afec493 | 1183 | val = tm6000_get_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, 0); |
9701dc94 MCC |
1184 | return 0; |
1185 | case V4L2_CID_HUE: | |
9afec493 | 1186 | val = tm6000_get_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, 0); |
9701dc94 | 1187 | return 0; |
8aff8ba9 DB |
1188 | case V4L2_CID_AUDIO_MUTE: |
1189 | val = dev->ctl_mute; | |
1190 | return 0; | |
1191 | case V4L2_CID_AUDIO_VOLUME: | |
1192 | val = dev->ctl_volume; | |
1193 | return 0; | |
9701dc94 MCC |
1194 | default: |
1195 | return -EINVAL; | |
1196 | } | |
1197 | ||
60fbfdfd | 1198 | if (val < 0) |
9701dc94 MCC |
1199 | return val; |
1200 | ||
60fbfdfd | 1201 | ctrl->value = val; |
9701dc94 MCC |
1202 | |
1203 | return 0; | |
1204 | } | |
60fbfdfd | 1205 | static int vidioc_s_ctrl(struct file *file, void *priv, |
9701dc94 MCC |
1206 | struct v4l2_control *ctrl) |
1207 | { | |
60fbfdfd | 1208 | struct tm6000_fh *fh = priv; |
9701dc94 | 1209 | struct tm6000_core *dev = fh->dev; |
60fbfdfd | 1210 | u8 val = ctrl->value; |
9701dc94 MCC |
1211 | |
1212 | switch (ctrl->id) { | |
1213 | case V4L2_CID_CONTRAST: | |
60fbfdfd | 1214 | tm6000_set_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, val); |
9701dc94 MCC |
1215 | return 0; |
1216 | case V4L2_CID_BRIGHTNESS: | |
60fbfdfd | 1217 | tm6000_set_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, val); |
9701dc94 MCC |
1218 | return 0; |
1219 | case V4L2_CID_SATURATION: | |
60fbfdfd | 1220 | tm6000_set_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, val); |
9701dc94 MCC |
1221 | return 0; |
1222 | case V4L2_CID_HUE: | |
60fbfdfd | 1223 | tm6000_set_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, val); |
9701dc94 | 1224 | return 0; |
8aff8ba9 DB |
1225 | case V4L2_CID_AUDIO_MUTE: |
1226 | dev->ctl_mute = val; | |
1227 | tm6000_tvaudio_set_mute(dev, val); | |
1228 | return 0; | |
1229 | case V4L2_CID_AUDIO_VOLUME: | |
1230 | dev->ctl_volume = val; | |
1231 | tm6000_set_volume(dev, val); | |
1232 | return 0; | |
9701dc94 MCC |
1233 | } |
1234 | return -EINVAL; | |
1235 | } | |
1236 | ||
60fbfdfd | 1237 | static int vidioc_g_tuner(struct file *file, void *priv, |
9701dc94 MCC |
1238 | struct v4l2_tuner *t) |
1239 | { | |
60fbfdfd | 1240 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1241 | struct tm6000_core *dev = fh->dev; |
1242 | ||
1243 | if (unlikely(UNSET == dev->tuner_type)) | |
1244 | return -EINVAL; | |
1245 | if (0 != t->index) | |
1246 | return -EINVAL; | |
1247 | ||
1248 | strcpy(t->name, "Television"); | |
1249 | t->type = V4L2_TUNER_ANALOG_TV; | |
1250 | t->capability = V4L2_TUNER_CAP_NORM; | |
1251 | t->rangehigh = 0xffffffffUL; | |
886a3c0b SR |
1252 | t->rxsubchans = V4L2_TUNER_SUB_STEREO; |
1253 | ||
1254 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); | |
1255 | ||
1256 | t->audmode = dev->amode; | |
9701dc94 MCC |
1257 | |
1258 | return 0; | |
1259 | } | |
1260 | ||
60fbfdfd | 1261 | static int vidioc_s_tuner(struct file *file, void *priv, |
9701dc94 MCC |
1262 | struct v4l2_tuner *t) |
1263 | { | |
60fbfdfd | 1264 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1265 | struct tm6000_core *dev = fh->dev; |
1266 | ||
1267 | if (UNSET == dev->tuner_type) | |
1268 | return -EINVAL; | |
1269 | if (0 != t->index) | |
1270 | return -EINVAL; | |
1271 | ||
886a3c0b SR |
1272 | dev->amode = t->audmode; |
1273 | dprintk(dev, 3, "audio mode: %x\n", t->audmode); | |
1274 | ||
1275 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); | |
0f6040e8 | 1276 | |
9701dc94 MCC |
1277 | return 0; |
1278 | } | |
1279 | ||
60fbfdfd | 1280 | static int vidioc_g_frequency(struct file *file, void *priv, |
9701dc94 MCC |
1281 | struct v4l2_frequency *f) |
1282 | { | |
60fbfdfd | 1283 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1284 | struct tm6000_core *dev = fh->dev; |
1285 | ||
1286 | if (unlikely(UNSET == dev->tuner_type)) | |
1287 | return -EINVAL; | |
1288 | ||
8aff8ba9 | 1289 | f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; |
9701dc94 MCC |
1290 | f->frequency = dev->freq; |
1291 | ||
427f7fac | 1292 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, f); |
9701dc94 MCC |
1293 | |
1294 | return 0; | |
1295 | } | |
1296 | ||
60fbfdfd | 1297 | static int vidioc_s_frequency(struct file *file, void *priv, |
9701dc94 MCC |
1298 | struct v4l2_frequency *f) |
1299 | { | |
60fbfdfd | 1300 | struct tm6000_fh *fh = priv; |
9701dc94 MCC |
1301 | struct tm6000_core *dev = fh->dev; |
1302 | ||
9701dc94 MCC |
1303 | if (unlikely(UNSET == dev->tuner_type)) |
1304 | return -EINVAL; | |
1305 | if (unlikely(f->tuner != 0)) | |
1306 | return -EINVAL; | |
8aff8ba9 DB |
1307 | if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type) |
1308 | return -EINVAL; | |
1309 | if (1 == fh->radio && V4L2_TUNER_RADIO != f->type) | |
1310 | return -EINVAL; | |
9701dc94 | 1311 | |
9701dc94 | 1312 | dev->freq = f->frequency; |
64d339d4 | 1313 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, f); |
9701dc94 MCC |
1314 | |
1315 | return 0; | |
1316 | } | |
1317 | ||
8aff8ba9 DB |
1318 | static int radio_querycap(struct file *file, void *priv, |
1319 | struct v4l2_capability *cap) | |
1320 | { | |
1321 | struct tm6000_fh *fh = file->private_data; | |
1322 | struct tm6000_core *dev = fh->dev; | |
1323 | ||
1324 | strcpy(cap->driver, "tm6000"); | |
1325 | strlcpy(cap->card, dev->name, sizeof(dev->name)); | |
1326 | sprintf(cap->bus_info, "USB%04x:%04x", | |
1327 | le16_to_cpu(dev->udev->descriptor.idVendor), | |
1328 | le16_to_cpu(dev->udev->descriptor.idProduct)); | |
1329 | cap->version = dev->dev_type; | |
886a3c0b SR |
1330 | cap->capabilities = V4L2_CAP_TUNER | |
1331 | V4L2_CAP_AUDIO | | |
1332 | V4L2_CAP_RADIO | | |
1333 | V4L2_CAP_READWRITE | | |
1334 | V4L2_CAP_STREAMING; | |
8aff8ba9 DB |
1335 | |
1336 | return 0; | |
1337 | } | |
1338 | ||
1339 | static int radio_g_tuner(struct file *file, void *priv, | |
1340 | struct v4l2_tuner *t) | |
1341 | { | |
1342 | struct tm6000_fh *fh = file->private_data; | |
1343 | struct tm6000_core *dev = fh->dev; | |
1344 | ||
1345 | if (0 != t->index) | |
1346 | return -EINVAL; | |
1347 | ||
1348 | memset(t, 0, sizeof(*t)); | |
1349 | strcpy(t->name, "Radio"); | |
1350 | t->type = V4L2_TUNER_RADIO; | |
886a3c0b | 1351 | t->rxsubchans = V4L2_TUNER_SUB_STEREO; |
8aff8ba9 DB |
1352 | |
1353 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); | |
1354 | ||
8aff8ba9 DB |
1355 | return 0; |
1356 | } | |
1357 | ||
1358 | static int radio_s_tuner(struct file *file, void *priv, | |
1359 | struct v4l2_tuner *t) | |
1360 | { | |
1361 | struct tm6000_fh *fh = file->private_data; | |
1362 | struct tm6000_core *dev = fh->dev; | |
1363 | ||
1364 | if (0 != t->index) | |
1365 | return -EINVAL; | |
1366 | ||
1367 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); | |
1368 | ||
1369 | return 0; | |
1370 | } | |
1371 | ||
1372 | static int radio_enum_input(struct file *file, void *priv, | |
1373 | struct v4l2_input *i) | |
1374 | { | |
b8f7bd87 SR |
1375 | struct tm6000_fh *fh = priv; |
1376 | struct tm6000_core *dev = fh->dev; | |
1377 | ||
8aff8ba9 DB |
1378 | if (i->index != 0) |
1379 | return -EINVAL; | |
1380 | ||
b8f7bd87 SR |
1381 | if (!dev->rinput.type) |
1382 | return -EINVAL; | |
1383 | ||
8aff8ba9 DB |
1384 | strcpy(i->name, "Radio"); |
1385 | i->type = V4L2_INPUT_TYPE_TUNER; | |
1386 | ||
1387 | return 0; | |
1388 | } | |
1389 | ||
1390 | static int radio_g_input(struct file *filp, void *priv, unsigned int *i) | |
1391 | { | |
b8f7bd87 SR |
1392 | struct tm6000_fh *fh = priv; |
1393 | struct tm6000_core *dev = fh->dev; | |
1394 | ||
ed7c221c | 1395 | if (dev->input != 5) |
b8f7bd87 SR |
1396 | return -EINVAL; |
1397 | ||
ed7c221c | 1398 | *i = dev->input - 5; |
b8f7bd87 | 1399 | |
8aff8ba9 DB |
1400 | return 0; |
1401 | } | |
1402 | ||
1403 | static int radio_g_audio(struct file *file, void *priv, | |
1404 | struct v4l2_audio *a) | |
1405 | { | |
1406 | memset(a, 0, sizeof(*a)); | |
1407 | strcpy(a->name, "Radio"); | |
1408 | return 0; | |
1409 | } | |
1410 | ||
1411 | static int radio_s_audio(struct file *file, void *priv, | |
1412 | struct v4l2_audio *a) | |
1413 | { | |
1414 | return 0; | |
1415 | } | |
1416 | ||
1417 | static int radio_s_input(struct file *filp, void *priv, unsigned int i) | |
1418 | { | |
b8f7bd87 SR |
1419 | struct tm6000_fh *fh = priv; |
1420 | struct tm6000_core *dev = fh->dev; | |
1421 | ||
1422 | if (i) | |
1423 | return -EINVAL; | |
1424 | ||
1425 | if (!dev->rinput.type) | |
1426 | return -EINVAL; | |
1427 | ||
1428 | dev->input = i + 5; | |
1429 | ||
8aff8ba9 DB |
1430 | return 0; |
1431 | } | |
1432 | ||
1433 | static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm) | |
1434 | { | |
1435 | return 0; | |
1436 | } | |
1437 | ||
1438 | static int radio_queryctrl(struct file *file, void *priv, | |
1439 | struct v4l2_queryctrl *c) | |
1440 | { | |
1441 | const struct v4l2_queryctrl *ctrl; | |
1442 | ||
1443 | if (c->id < V4L2_CID_BASE || | |
1444 | c->id >= V4L2_CID_LASTP1) | |
1445 | return -EINVAL; | |
1446 | if (c->id == V4L2_CID_AUDIO_MUTE) { | |
1447 | ctrl = ctrl_by_id(c->id); | |
1448 | *c = *ctrl; | |
1449 | } else | |
1450 | *c = no_ctrl; | |
1451 | ||
1452 | return 0; | |
1453 | } | |
1454 | ||
9701dc94 MCC |
1455 | /* ------------------------------------------------------------------ |
1456 | File operations for the device | |
1457 | ------------------------------------------------------------------*/ | |
1458 | ||
64d339d4 | 1459 | static int tm6000_open(struct file *file) |
9701dc94 | 1460 | { |
0a34df53 MCC |
1461 | struct video_device *vdev = video_devdata(file); |
1462 | struct tm6000_core *dev = video_drvdata(file); | |
9701dc94 | 1463 | struct tm6000_fh *fh; |
e8d04167 | 1464 | enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
60fbfdfd | 1465 | int i, rc; |
8aff8ba9 | 1466 | int radio = 0; |
9701dc94 | 1467 | |
0a34df53 MCC |
1468 | dprintk(dev, V4L2_DEBUG_OPEN, "tm6000: open called (dev=%s)\n", |
1469 | video_device_node_name(vdev)); | |
9701dc94 | 1470 | |
8aff8ba9 DB |
1471 | switch (vdev->vfl_type) { |
1472 | case VFL_TYPE_GRABBER: | |
1473 | type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1474 | break; | |
1475 | case VFL_TYPE_VBI: | |
1476 | type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1477 | break; | |
1478 | case VFL_TYPE_RADIO: | |
1479 | radio = 1; | |
1480 | break; | |
1481 | } | |
9701dc94 MCC |
1482 | |
1483 | /* If more than one user, mutex should be added */ | |
1484 | dev->users++; | |
1485 | ||
0a34df53 MCC |
1486 | dprintk(dev, V4L2_DEBUG_OPEN, "open dev=%s type=%s users=%d\n", |
1487 | video_device_node_name(vdev), v4l2_type_names[type], | |
1488 | dev->users); | |
9701dc94 MCC |
1489 | |
1490 | /* allocate + initialize per filehandle data */ | |
60fbfdfd | 1491 | fh = kzalloc(sizeof(*fh), GFP_KERNEL); |
9701dc94 MCC |
1492 | if (NULL == fh) { |
1493 | dev->users--; | |
1494 | return -ENOMEM; | |
1495 | } | |
1496 | ||
1497 | file->private_data = fh; | |
1498 | fh->dev = dev; | |
8aff8ba9 DB |
1499 | fh->radio = radio; |
1500 | dev->radio = radio; | |
1501 | fh->type = type; | |
9701dc94 MCC |
1502 | dev->fourcc = format[0].fourcc; |
1503 | ||
1504 | fh->fmt = format_by_fourcc(dev->fourcc); | |
4475c044 | 1505 | |
ed7c221c | 1506 | tm6000_get_std_res(dev); |
4475c044 | 1507 | |
3d1a51db TR |
1508 | fh->width = dev->width; |
1509 | fh->height = dev->height; | |
9701dc94 MCC |
1510 | |
1511 | dprintk(dev, V4L2_DEBUG_OPEN, "Open: fh=0x%08lx, dev=0x%08lx, " | |
1512 | "dev->vidq=0x%08lx\n", | |
3d1a51db TR |
1513 | (unsigned long)fh, (unsigned long)dev, |
1514 | (unsigned long)&dev->vidq); | |
9701dc94 | 1515 | dprintk(dev, V4L2_DEBUG_OPEN, "Open: list_empty " |
ed7c221c | 1516 | "queued=%d\n", list_empty(&dev->vidq.queued)); |
9701dc94 | 1517 | dprintk(dev, V4L2_DEBUG_OPEN, "Open: list_empty " |
ed7c221c | 1518 | "active=%d\n", list_empty(&dev->vidq.active)); |
9701dc94 MCC |
1519 | |
1520 | /* initialize hardware on analog mode */ | |
589851d5 MCC |
1521 | rc = tm6000_init_analog_mode(dev); |
1522 | if (rc < 0) | |
1523 | return rc; | |
9701dc94 | 1524 | |
589851d5 | 1525 | if (dev->mode != TM6000_MODE_ANALOG) { |
9701dc94 MCC |
1526 | /* Put all controls at a sane state */ |
1527 | for (i = 0; i < ARRAY_SIZE(tm6000_qctrl); i++) | |
589851d5 | 1528 | qctl_regs[i] = tm6000_qctrl[i].default_value; |
9701dc94 | 1529 | |
589851d5 MCC |
1530 | dev->mode = TM6000_MODE_ANALOG; |
1531 | } | |
9701dc94 | 1532 | |
aa4a583d TR |
1533 | if (!fh->radio) { |
1534 | videobuf_queue_vmalloc_init(&fh->vb_vidq, &tm6000_video_qops, | |
1535 | NULL, &dev->slock, | |
1536 | fh->type, | |
1537 | V4L2_FIELD_INTERLACED, | |
1538 | sizeof(struct tm6000_buffer), fh, &dev->lock); | |
1539 | } else { | |
8aff8ba9 | 1540 | dprintk(dev, V4L2_DEBUG_OPEN, "video_open: setting radio device\n"); |
0f6040e8 SR |
1541 | dev->input = 5; |
1542 | tm6000_set_audio_rinput(dev); | |
8aff8ba9 DB |
1543 | v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_radio); |
1544 | tm6000_prepare_isoc(dev); | |
1545 | tm6000_start_thread(dev); | |
1546 | } | |
8aff8ba9 | 1547 | |
9701dc94 MCC |
1548 | return 0; |
1549 | } | |
1550 | ||
1551 | static ssize_t | |
1552 | tm6000_read(struct file *file, char __user *data, size_t count, loff_t *pos) | |
1553 | { | |
1554 | struct tm6000_fh *fh = file->private_data; | |
1555 | ||
ed7c221c | 1556 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
9efd85df | 1557 | if (!res_get(fh->dev, fh, true)) |
9701dc94 MCC |
1558 | return -EBUSY; |
1559 | ||
1560 | return videobuf_read_stream(&fh->vb_vidq, data, count, pos, 0, | |
1561 | file->f_flags & O_NONBLOCK); | |
1562 | } | |
1563 | return 0; | |
1564 | } | |
1565 | ||
1566 | static unsigned int | |
1567 | tm6000_poll(struct file *file, struct poll_table_struct *wait) | |
1568 | { | |
1569 | struct tm6000_fh *fh = file->private_data; | |
1570 | struct tm6000_buffer *buf; | |
1571 | ||
1572 | if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) | |
1573 | return POLLERR; | |
1574 | ||
9efd85df MCC |
1575 | if (!!is_res_streaming(fh->dev, fh)) |
1576 | return POLLERR; | |
1577 | ||
1578 | if (!is_res_read(fh->dev, fh)) { | |
9701dc94 MCC |
1579 | /* streaming capture */ |
1580 | if (list_empty(&fh->vb_vidq.stream)) | |
1581 | return POLLERR; | |
ed7c221c | 1582 | buf = list_entry(fh->vb_vidq.stream.next, struct tm6000_buffer, vb.stream); |
9701dc94 MCC |
1583 | } else { |
1584 | /* read() capture */ | |
3d1a51db | 1585 | return videobuf_poll_stream(file, &fh->vb_vidq, wait); |
9701dc94 MCC |
1586 | } |
1587 | poll_wait(file, &buf->vb.done, wait); | |
47878f16 MCC |
1588 | if (buf->vb.state == VIDEOBUF_DONE || |
1589 | buf->vb.state == VIDEOBUF_ERROR) | |
60fbfdfd | 1590 | return POLLIN | POLLRDNORM; |
9701dc94 MCC |
1591 | return 0; |
1592 | } | |
1593 | ||
64d339d4 | 1594 | static int tm6000_release(struct file *file) |
9701dc94 MCC |
1595 | { |
1596 | struct tm6000_fh *fh = file->private_data; | |
1597 | struct tm6000_core *dev = fh->dev; | |
0a34df53 | 1598 | struct video_device *vdev = video_devdata(file); |
9701dc94 | 1599 | |
0a34df53 MCC |
1600 | dprintk(dev, V4L2_DEBUG_OPEN, "tm6000: close called (dev=%s, users=%d)\n", |
1601 | video_device_node_name(vdev), dev->users); | |
7c3f53ec | 1602 | |
a58d35cb MCC |
1603 | dev->users--; |
1604 | ||
9efd85df | 1605 | res_free(dev, fh); |
dd0c8abf | 1606 | |
a58d35cb | 1607 | if (!dev->users) { |
c144c037 | 1608 | tm6000_uninit_isoc(dev); |
aa4a583d | 1609 | |
8159c184 SR |
1610 | /* Stop interrupt USB pipe */ |
1611 | tm6000_ir_int_stop(dev); | |
1612 | ||
1613 | usb_reset_configuration(dev->udev); | |
1614 | ||
1615 | if (&dev->int_in) | |
1616 | usb_set_interface(dev->udev, | |
1617 | dev->isoc_in.bInterfaceNumber, | |
1618 | 2); | |
1619 | else | |
1620 | usb_set_interface(dev->udev, | |
1621 | dev->isoc_in.bInterfaceNumber, | |
1622 | 0); | |
1623 | ||
1624 | /* Start interrupt USB pipe */ | |
1625 | tm6000_ir_int_start(dev); | |
1626 | ||
aa4a583d TR |
1627 | if (!fh->radio) |
1628 | videobuf_mmap_free(&fh->vb_vidq); | |
a58d35cb | 1629 | } |
9701dc94 | 1630 | |
60fbfdfd | 1631 | kfree(fh); |
9701dc94 | 1632 | |
9701dc94 MCC |
1633 | return 0; |
1634 | } | |
1635 | ||
1636 | static int tm6000_mmap(struct file *file, struct vm_area_struct * vma) | |
1637 | { | |
3d1a51db | 1638 | struct tm6000_fh *fh = file->private_data; |
9701dc94 | 1639 | |
3d1a51db | 1640 | return videobuf_mmap_mapper(&fh->vb_vidq, vma); |
9701dc94 MCC |
1641 | } |
1642 | ||
64d339d4 | 1643 | static struct v4l2_file_operations tm6000_fops = { |
3d1a51db TR |
1644 | .owner = THIS_MODULE, |
1645 | .open = tm6000_open, | |
1646 | .release = tm6000_release, | |
1647 | .unlocked_ioctl = video_ioctl2, /* V4L2 ioctl handler */ | |
1648 | .read = tm6000_read, | |
1649 | .poll = tm6000_poll, | |
1650 | .mmap = tm6000_mmap, | |
9701dc94 MCC |
1651 | }; |
1652 | ||
2a8145d4 MCC |
1653 | static const struct v4l2_ioctl_ops video_ioctl_ops = { |
1654 | .vidioc_querycap = vidioc_querycap, | |
1655 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | |
1656 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
1657 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
1658 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
1659 | .vidioc_s_std = vidioc_s_std, | |
1660 | .vidioc_enum_input = vidioc_enum_input, | |
1661 | .vidioc_g_input = vidioc_g_input, | |
1662 | .vidioc_s_input = vidioc_s_input, | |
1663 | .vidioc_queryctrl = vidioc_queryctrl, | |
1664 | .vidioc_g_ctrl = vidioc_g_ctrl, | |
1665 | .vidioc_s_ctrl = vidioc_s_ctrl, | |
1666 | .vidioc_g_tuner = vidioc_g_tuner, | |
1667 | .vidioc_s_tuner = vidioc_s_tuner, | |
1668 | .vidioc_g_frequency = vidioc_g_frequency, | |
1669 | .vidioc_s_frequency = vidioc_s_frequency, | |
1670 | .vidioc_streamon = vidioc_streamon, | |
1671 | .vidioc_streamoff = vidioc_streamoff, | |
1672 | .vidioc_reqbufs = vidioc_reqbufs, | |
1673 | .vidioc_querybuf = vidioc_querybuf, | |
1674 | .vidioc_qbuf = vidioc_qbuf, | |
1675 | .vidioc_dqbuf = vidioc_dqbuf, | |
2a8145d4 MCC |
1676 | }; |
1677 | ||
9701dc94 MCC |
1678 | static struct video_device tm6000_template = { |
1679 | .name = "tm6000", | |
9701dc94 | 1680 | .fops = &tm6000_fops, |
2a8145d4 | 1681 | .ioctl_ops = &video_ioctl_ops, |
9701dc94 | 1682 | .release = video_device_release, |
2a8145d4 MCC |
1683 | .tvnorms = TM6000_STD, |
1684 | .current_norm = V4L2_STD_NTSC_M, | |
9701dc94 | 1685 | }; |
2a8145d4 | 1686 | |
8aff8ba9 | 1687 | static const struct v4l2_file_operations radio_fops = { |
1f385717 SR |
1688 | .owner = THIS_MODULE, |
1689 | .open = tm6000_open, | |
1690 | .release = tm6000_release, | |
1691 | .unlocked_ioctl = video_ioctl2, | |
8aff8ba9 DB |
1692 | }; |
1693 | ||
1694 | static const struct v4l2_ioctl_ops radio_ioctl_ops = { | |
1695 | .vidioc_querycap = radio_querycap, | |
1696 | .vidioc_g_tuner = radio_g_tuner, | |
1697 | .vidioc_enum_input = radio_enum_input, | |
1698 | .vidioc_g_audio = radio_g_audio, | |
1699 | .vidioc_s_tuner = radio_s_tuner, | |
1700 | .vidioc_s_audio = radio_s_audio, | |
1701 | .vidioc_s_input = radio_s_input, | |
1702 | .vidioc_s_std = radio_s_std, | |
1703 | .vidioc_queryctrl = radio_queryctrl, | |
1704 | .vidioc_g_input = radio_g_input, | |
1705 | .vidioc_g_ctrl = vidioc_g_ctrl, | |
1706 | .vidioc_s_ctrl = vidioc_s_ctrl, | |
1707 | .vidioc_g_frequency = vidioc_g_frequency, | |
1708 | .vidioc_s_frequency = vidioc_s_frequency, | |
1709 | }; | |
1710 | ||
3d1a51db | 1711 | static struct video_device tm6000_radio_template = { |
8aff8ba9 DB |
1712 | .name = "tm6000", |
1713 | .fops = &radio_fops, | |
ed7c221c | 1714 | .ioctl_ops = &radio_ioctl_ops, |
8aff8ba9 DB |
1715 | }; |
1716 | ||
9701dc94 | 1717 | /* ----------------------------------------------------------------- |
60fbfdfd RP |
1718 | * Initialization and module stuff |
1719 | * ------------------------------------------------------------------ | |
1720 | */ | |
9701dc94 | 1721 | |
3c61be44 DB |
1722 | static struct video_device *vdev_init(struct tm6000_core *dev, |
1723 | const struct video_device | |
1724 | *template, const char *type_name) | |
9701dc94 | 1725 | { |
7c3f53ec ML |
1726 | struct video_device *vfd; |
1727 | ||
1728 | vfd = video_device_alloc(); | |
3c61be44 DB |
1729 | if (NULL == vfd) |
1730 | return NULL; | |
1731 | ||
1732 | *vfd = *template; | |
1733 | vfd->v4l2_dev = &dev->v4l2_dev; | |
1734 | vfd->release = video_device_release; | |
1735 | vfd->debug = tm6000_debug; | |
1736 | vfd->lock = &dev->lock; | |
1737 | ||
1738 | snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name); | |
1739 | ||
1740 | video_set_drvdata(vfd, dev); | |
1741 | return vfd; | |
1742 | } | |
1743 | ||
1744 | int tm6000_v4l2_register(struct tm6000_core *dev) | |
1745 | { | |
1746 | int ret = -1; | |
1747 | ||
1748 | dev->vfd = vdev_init(dev, &tm6000_template, "video"); | |
1749 | ||
1750 | if (!dev->vfd) { | |
1751 | printk(KERN_INFO "%s: can't register video device\n", | |
1752 | dev->name); | |
7c3f53ec ML |
1753 | return -ENOMEM; |
1754 | } | |
9701dc94 | 1755 | |
9701dc94 MCC |
1756 | /* init video dma queues */ |
1757 | INIT_LIST_HEAD(&dev->vidq.active); | |
1758 | INIT_LIST_HEAD(&dev->vidq.queued); | |
1759 | ||
3c61be44 | 1760 | ret = video_register_device(dev->vfd, VFL_TYPE_GRABBER, video_nr); |
dc961136 | 1761 | |
3c61be44 DB |
1762 | if (ret < 0) { |
1763 | printk(KERN_INFO "%s: can't register video device\n", | |
1764 | dev->name); | |
1765 | return ret; | |
1766 | } | |
1767 | ||
1768 | printk(KERN_INFO "%s: registered device %s\n", | |
1769 | dev->name, video_device_node_name(dev->vfd)); | |
9701dc94 | 1770 | |
14169107 SR |
1771 | if (dev->caps.has_radio) { |
1772 | dev->radio_dev = vdev_init(dev, &tm6000_radio_template, | |
1773 | "radio"); | |
1774 | if (!dev->radio_dev) { | |
1775 | printk(KERN_INFO "%s: can't register radio device\n", | |
1776 | dev->name); | |
1777 | return ret; /* FIXME release resource */ | |
1778 | } | |
8aff8ba9 | 1779 | |
14169107 SR |
1780 | ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO, |
1781 | radio_nr); | |
1782 | if (ret < 0) { | |
1783 | printk(KERN_INFO "%s: can't register radio device\n", | |
1784 | dev->name); | |
1785 | return ret; /* FIXME release resource */ | |
1786 | } | |
8aff8ba9 | 1787 | |
14169107 SR |
1788 | printk(KERN_INFO "%s: registered device %s\n", |
1789 | dev->name, video_device_node_name(dev->radio_dev)); | |
1790 | } | |
8aff8ba9 | 1791 | |
e28f49b0 | 1792 | printk(KERN_INFO "Trident TVMaster TM5600/TM6000/TM6010 USB2 board (Load status: %d)\n", ret); |
9701dc94 MCC |
1793 | return ret; |
1794 | } | |
1795 | ||
1796 | int tm6000_v4l2_unregister(struct tm6000_core *dev) | |
1797 | { | |
7c3f53ec | 1798 | video_unregister_device(dev->vfd); |
22927e8e | 1799 | |
8aff8ba9 DB |
1800 | if (dev->radio_dev) { |
1801 | if (video_is_registered(dev->radio_dev)) | |
1802 | video_unregister_device(dev->radio_dev); | |
1803 | else | |
1804 | video_device_release(dev->radio_dev); | |
1805 | dev->radio_dev = NULL; | |
1806 | } | |
1807 | ||
9701dc94 MCC |
1808 | return 0; |
1809 | } | |
1810 | ||
1811 | int tm6000_v4l2_exit(void) | |
1812 | { | |
1813 | return 0; | |
1814 | } | |
1815 | ||
1816 | module_param(video_nr, int, 0); | |
60fbfdfd | 1817 | MODULE_PARM_DESC(video_nr, "Allow changing video device number"); |
9701dc94 | 1818 | |
60fbfdfd RP |
1819 | module_param_named(debug, tm6000_debug, int, 0444); |
1820 | MODULE_PARM_DESC(debug, "activates debug info"); | |
9701dc94 | 1821 | |
60fbfdfd RP |
1822 | module_param(vid_limit, int, 0644); |
1823 | MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes"); | |
9701dc94 | 1824 |