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Commit | Line | Data |
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e0d3bafd | 1 | /* |
cde4362f MCC |
2 | cx231xx-video.c - driver for Conexant Cx23100/101/102 |
3 | USB video capture devices | |
e0d3bafd SD |
4 | |
5 | Copyright (C) 2008 <srinivasa.deevi at conexant dot com> | |
84b5dbf3 MCC |
6 | Based on em28xx driver |
7 | Based on cx23885 driver | |
8 | Based on cx88 driver | |
e0d3bafd SD |
9 | |
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
21 | along with this program; if not, write to the Free Software | |
22 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | */ | |
24 | ||
e0d3bafd SD |
25 | #include <linux/init.h> |
26 | #include <linux/list.h> | |
27 | #include <linux/module.h> | |
28 | #include <linux/kernel.h> | |
29 | #include <linux/bitmap.h> | |
30 | #include <linux/usb.h> | |
31 | #include <linux/i2c.h> | |
32 | #include <linux/version.h> | |
33 | #include <linux/mm.h> | |
34 | #include <linux/mutex.h> | |
5a0e3ad6 | 35 | #include <linux/slab.h> |
e0d3bafd SD |
36 | |
37 | #include <media/v4l2-common.h> | |
38 | #include <media/v4l2-ioctl.h> | |
39 | #include <media/v4l2-chip-ident.h> | |
40 | #include <media/msp3400.h> | |
41 | #include <media/tuner.h> | |
42 | ||
43 | #include "dvb_frontend.h" | |
44 | ||
45 | #include "cx231xx.h" | |
46 | #include "cx231xx-vbi.h" | |
47 | ||
818fdf34 MCC |
48 | #define CX231XX_VERSION_CODE KERNEL_VERSION(0, 0, 1) |
49 | ||
e0d3bafd SD |
50 | #define DRIVER_AUTHOR "Srinivasa Deevi <srinivasa.deevi@conexant.com>" |
51 | #define DRIVER_DESC "Conexant cx231xx based USB video device driver" | |
52 | ||
e0d3bafd SD |
53 | #define cx231xx_videodbg(fmt, arg...) do {\ |
54 | if (video_debug) \ | |
55 | printk(KERN_INFO "%s %s :"fmt, \ | |
56 | dev->name, __func__ , ##arg); } while (0) | |
57 | ||
58 | static unsigned int isoc_debug; | |
59 | module_param(isoc_debug, int, 0644); | |
60 | MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]"); | |
61 | ||
62 | #define cx231xx_isocdbg(fmt, arg...) \ | |
63 | do {\ | |
64 | if (isoc_debug) { \ | |
65 | printk(KERN_INFO "%s %s :"fmt, \ | |
66 | dev->name, __func__ , ##arg); \ | |
67 | } \ | |
68 | } while (0) | |
69 | ||
70 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
71 | MODULE_DESCRIPTION(DRIVER_DESC); | |
72 | MODULE_LICENSE("GPL"); | |
73 | ||
e0d3bafd SD |
74 | static unsigned int card[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; |
75 | static unsigned int video_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; | |
76 | static unsigned int vbi_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; | |
77 | static unsigned int radio_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; | |
78 | ||
84b5dbf3 | 79 | module_param_array(card, int, NULL, 0444); |
e0d3bafd SD |
80 | module_param_array(video_nr, int, NULL, 0444); |
81 | module_param_array(vbi_nr, int, NULL, 0444); | |
82 | module_param_array(radio_nr, int, NULL, 0444); | |
83 | ||
84b5dbf3 | 84 | MODULE_PARM_DESC(card, "card type"); |
e0d3bafd | 85 | MODULE_PARM_DESC(video_nr, "video device numbers"); |
84b5dbf3 | 86 | MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); |
e0d3bafd SD |
87 | MODULE_PARM_DESC(radio_nr, "radio device numbers"); |
88 | ||
89 | static unsigned int video_debug; | |
90 | module_param(video_debug, int, 0644); | |
91 | MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); | |
92 | ||
e0d3bafd SD |
93 | /* supported video standards */ |
94 | static struct cx231xx_fmt format[] = { | |
95 | { | |
84b5dbf3 MCC |
96 | .name = "16bpp YUY2, 4:2:2, packed", |
97 | .fourcc = V4L2_PIX_FMT_YUYV, | |
98 | .depth = 16, | |
99 | .reg = 0, | |
100 | }, | |
e0d3bafd SD |
101 | }; |
102 | ||
e0d3bafd SD |
103 | /* supported controls */ |
104 | /* Common to all boards */ | |
105 | ||
106 | /* ------------------------------------------------------------------- */ | |
107 | ||
108 | static const struct v4l2_queryctrl no_ctl = { | |
84b5dbf3 | 109 | .name = "42", |
e0d3bafd SD |
110 | .flags = V4L2_CTRL_FLAG_DISABLED, |
111 | }; | |
112 | ||
113 | static struct cx231xx_ctrl cx231xx_ctls[] = { | |
114 | /* --- video --- */ | |
115 | { | |
cde4362f MCC |
116 | .v = { |
117 | .id = V4L2_CID_BRIGHTNESS, | |
118 | .name = "Brightness", | |
119 | .minimum = 0x00, | |
120 | .maximum = 0xff, | |
121 | .step = 1, | |
122 | .default_value = 0x7f, | |
123 | .type = V4L2_CTRL_TYPE_INTEGER, | |
124 | }, | |
125 | .off = 128, | |
126 | .reg = LUMA_CTRL, | |
127 | .mask = 0x00ff, | |
128 | .shift = 0, | |
129 | }, { | |
130 | .v = { | |
131 | .id = V4L2_CID_CONTRAST, | |
132 | .name = "Contrast", | |
133 | .minimum = 0, | |
134 | .maximum = 0xff, | |
135 | .step = 1, | |
136 | .default_value = 0x3f, | |
137 | .type = V4L2_CTRL_TYPE_INTEGER, | |
138 | }, | |
139 | .off = 0, | |
140 | .reg = LUMA_CTRL, | |
141 | .mask = 0xff00, | |
142 | .shift = 8, | |
143 | }, { | |
144 | .v = { | |
145 | .id = V4L2_CID_HUE, | |
146 | .name = "Hue", | |
147 | .minimum = 0, | |
148 | .maximum = 0xff, | |
149 | .step = 1, | |
150 | .default_value = 0x7f, | |
151 | .type = V4L2_CTRL_TYPE_INTEGER, | |
152 | }, | |
153 | .off = 128, | |
154 | .reg = CHROMA_CTRL, | |
155 | .mask = 0xff0000, | |
156 | .shift = 16, | |
157 | }, { | |
158 | /* strictly, this only describes only U saturation. | |
159 | * V saturation is handled specially through code. | |
160 | */ | |
161 | .v = { | |
162 | .id = V4L2_CID_SATURATION, | |
163 | .name = "Saturation", | |
164 | .minimum = 0, | |
165 | .maximum = 0xff, | |
166 | .step = 1, | |
167 | .default_value = 0x7f, | |
168 | .type = V4L2_CTRL_TYPE_INTEGER, | |
169 | }, | |
170 | .off = 0, | |
171 | .reg = CHROMA_CTRL, | |
172 | .mask = 0x00ff, | |
173 | .shift = 0, | |
174 | }, { | |
175 | /* --- audio --- */ | |
176 | .v = { | |
177 | .id = V4L2_CID_AUDIO_MUTE, | |
178 | .name = "Mute", | |
179 | .minimum = 0, | |
180 | .maximum = 1, | |
181 | .default_value = 1, | |
182 | .type = V4L2_CTRL_TYPE_BOOLEAN, | |
183 | }, | |
184 | .reg = PATH1_CTL1, | |
185 | .mask = (0x1f << 24), | |
186 | .shift = 24, | |
187 | }, { | |
188 | .v = { | |
189 | .id = V4L2_CID_AUDIO_VOLUME, | |
190 | .name = "Volume", | |
191 | .minimum = 0, | |
192 | .maximum = 0x3f, | |
193 | .step = 1, | |
194 | .default_value = 0x3f, | |
195 | .type = V4L2_CTRL_TYPE_INTEGER, | |
196 | }, | |
197 | .reg = PATH1_VOL_CTL, | |
198 | .mask = 0xff, | |
199 | .shift = 0, | |
200 | } | |
e0d3bafd SD |
201 | }; |
202 | static const int CX231XX_CTLS = ARRAY_SIZE(cx231xx_ctls); | |
203 | ||
204 | static const u32 cx231xx_user_ctrls[] = { | |
205 | V4L2_CID_USER_CLASS, | |
206 | V4L2_CID_BRIGHTNESS, | |
207 | V4L2_CID_CONTRAST, | |
208 | V4L2_CID_SATURATION, | |
209 | V4L2_CID_HUE, | |
210 | V4L2_CID_AUDIO_VOLUME, | |
211 | #if 0 | |
212 | V4L2_CID_AUDIO_BALANCE, | |
213 | #endif | |
214 | V4L2_CID_AUDIO_MUTE, | |
215 | 0 | |
216 | }; | |
217 | ||
218 | static const u32 *ctrl_classes[] = { | |
219 | cx231xx_user_ctrls, | |
220 | NULL | |
221 | }; | |
222 | ||
e0d3bafd SD |
223 | /* ------------------------------------------------------------------ |
224 | Video buffer and parser functions | |
225 | ------------------------------------------------------------------*/ | |
226 | ||
227 | /* | |
228 | * Announces that a buffer were filled and request the next | |
229 | */ | |
230 | static inline void buffer_filled(struct cx231xx *dev, | |
84b5dbf3 MCC |
231 | struct cx231xx_dmaqueue *dma_q, |
232 | struct cx231xx_buffer *buf) | |
e0d3bafd SD |
233 | { |
234 | /* Advice that buffer was filled */ | |
235 | cx231xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i); | |
236 | buf->vb.state = VIDEOBUF_DONE; | |
237 | buf->vb.field_count++; | |
238 | do_gettimeofday(&buf->vb.ts); | |
239 | ||
240 | dev->video_mode.isoc_ctl.buf = NULL; | |
241 | ||
242 | list_del(&buf->vb.queue); | |
243 | wake_up(&buf->vb.done); | |
244 | } | |
245 | ||
84b5dbf3 | 246 | static inline void print_err_status(struct cx231xx *dev, int packet, int status) |
e0d3bafd SD |
247 | { |
248 | char *errmsg = "Unknown"; | |
249 | ||
250 | switch (status) { | |
251 | case -ENOENT: | |
252 | errmsg = "unlinked synchronuously"; | |
253 | break; | |
254 | case -ECONNRESET: | |
255 | errmsg = "unlinked asynchronuously"; | |
256 | break; | |
257 | case -ENOSR: | |
258 | errmsg = "Buffer error (overrun)"; | |
259 | break; | |
260 | case -EPIPE: | |
261 | errmsg = "Stalled (device not responding)"; | |
262 | break; | |
263 | case -EOVERFLOW: | |
264 | errmsg = "Babble (bad cable?)"; | |
265 | break; | |
266 | case -EPROTO: | |
267 | errmsg = "Bit-stuff error (bad cable?)"; | |
268 | break; | |
269 | case -EILSEQ: | |
270 | errmsg = "CRC/Timeout (could be anything)"; | |
271 | break; | |
272 | case -ETIME: | |
273 | errmsg = "Device does not respond"; | |
274 | break; | |
275 | } | |
276 | if (packet < 0) { | |
84b5dbf3 | 277 | cx231xx_isocdbg("URB status %d [%s].\n", status, errmsg); |
e0d3bafd SD |
278 | } else { |
279 | cx231xx_isocdbg("URB packet %d, status %d [%s].\n", | |
84b5dbf3 | 280 | packet, status, errmsg); |
e0d3bafd SD |
281 | } |
282 | } | |
283 | ||
284 | /* | |
285 | * video-buf generic routine to get the next available buffer | |
286 | */ | |
287 | static inline void get_next_buf(struct cx231xx_dmaqueue *dma_q, | |
84b5dbf3 | 288 | struct cx231xx_buffer **buf) |
e0d3bafd | 289 | { |
84b5dbf3 MCC |
290 | struct cx231xx_video_mode *vmode = |
291 | container_of(dma_q, struct cx231xx_video_mode, vidq); | |
292 | struct cx231xx *dev = container_of(vmode, struct cx231xx, video_mode); | |
e0d3bafd SD |
293 | |
294 | char *outp; | |
295 | ||
e0d3bafd SD |
296 | if (list_empty(&dma_q->active)) { |
297 | cx231xx_isocdbg("No active queue to serve\n"); | |
298 | dev->video_mode.isoc_ctl.buf = NULL; | |
299 | *buf = NULL; | |
300 | return; | |
301 | } | |
302 | ||
303 | /* Get the next buffer */ | |
304 | *buf = list_entry(dma_q->active.next, struct cx231xx_buffer, vb.queue); | |
305 | ||
306 | /* Cleans up buffer - Usefull for testing for frame/URB loss */ | |
307 | outp = videobuf_to_vmalloc(&(*buf)->vb); | |
308 | memset(outp, 0, (*buf)->vb.size); | |
309 | ||
310 | dev->video_mode.isoc_ctl.buf = *buf; | |
311 | ||
312 | return; | |
313 | } | |
314 | ||
315 | /* | |
316 | * Controls the isoc copy of each urb packet | |
317 | */ | |
318 | static inline int cx231xx_isoc_copy(struct cx231xx *dev, struct urb *urb) | |
319 | { | |
84b5dbf3 MCC |
320 | struct cx231xx_buffer *buf; |
321 | struct cx231xx_dmaqueue *dma_q = urb->context; | |
e0d3bafd | 322 | unsigned char *outp = NULL; |
84b5dbf3 | 323 | int i, rc = 1; |
e0d3bafd | 324 | unsigned char *p_buffer; |
84b5dbf3 MCC |
325 | u32 bytes_parsed = 0, buffer_size = 0; |
326 | u8 sav_eav = 0; | |
e0d3bafd SD |
327 | |
328 | if (!dev) | |
329 | return 0; | |
330 | ||
331 | if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED)) | |
332 | return 0; | |
333 | ||
334 | if (urb->status < 0) { | |
335 | print_err_status(dev, -1, urb->status); | |
336 | if (urb->status == -ENOENT) | |
337 | return 0; | |
338 | } | |
339 | ||
340 | buf = dev->video_mode.isoc_ctl.buf; | |
341 | if (buf != NULL) | |
342 | outp = videobuf_to_vmalloc(&buf->vb); | |
343 | ||
344 | for (i = 0; i < urb->number_of_packets; i++) { | |
345 | int status = urb->iso_frame_desc[i].status; | |
346 | ||
347 | if (status < 0) { | |
348 | print_err_status(dev, i, status); | |
349 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
350 | continue; | |
351 | } | |
352 | ||
84b5dbf3 | 353 | if (urb->iso_frame_desc[i].actual_length <= 0) { |
e0d3bafd SD |
354 | /* cx231xx_isocdbg("packet %d is empty",i); - spammy */ |
355 | continue; | |
356 | } | |
357 | if (urb->iso_frame_desc[i].actual_length > | |
84b5dbf3 | 358 | dev->video_mode.max_pkt_size) { |
e0d3bafd SD |
359 | cx231xx_isocdbg("packet bigger than packet size"); |
360 | continue; | |
361 | } | |
362 | ||
84b5dbf3 | 363 | /* get buffer pointer and length */ |
e0d3bafd | 364 | p_buffer = urb->transfer_buffer + urb->iso_frame_desc[i].offset; |
84b5dbf3 MCC |
365 | buffer_size = urb->iso_frame_desc[i].actual_length; |
366 | bytes_parsed = 0; | |
367 | ||
368 | if (dma_q->is_partial_line) { | |
b9255176 | 369 | /* Handle the case of a partial line */ |
84b5dbf3 MCC |
370 | sav_eav = dma_q->last_sav; |
371 | } else { | |
b9255176 SD |
372 | /* Check for a SAV/EAV overlapping |
373 | the buffer boundary */ | |
84b5dbf3 MCC |
374 | sav_eav = |
375 | cx231xx_find_boundary_SAV_EAV(p_buffer, | |
376 | dma_q->partial_buf, | |
377 | &bytes_parsed); | |
378 | } | |
e0d3bafd | 379 | |
84b5dbf3 | 380 | sav_eav &= 0xF0; |
cde4362f MCC |
381 | /* Get the first line if we have some portion of an SAV/EAV from |
382 | the last buffer or a partial line */ | |
84b5dbf3 | 383 | if (sav_eav) { |
cde4362f | 384 | bytes_parsed += cx231xx_get_video_line(dev, dma_q, |
b9255176 SD |
385 | sav_eav, /* SAV/EAV */ |
386 | p_buffer + bytes_parsed, /* p_buffer */ | |
387 | buffer_size - bytes_parsed);/* buf size */ | |
84b5dbf3 | 388 | } |
e0d3bafd | 389 | |
84b5dbf3 MCC |
390 | /* Now parse data that is completely in this buffer */ |
391 | /* dma_q->is_partial_line = 0; */ | |
e0d3bafd | 392 | |
84b5dbf3 MCC |
393 | while (bytes_parsed < buffer_size) { |
394 | u32 bytes_used = 0; | |
e0d3bafd | 395 | |
b9255176 SD |
396 | sav_eav = cx231xx_find_next_SAV_EAV( |
397 | p_buffer + bytes_parsed, /* p_buffer */ | |
398 | buffer_size - bytes_parsed, /* buf size */ | |
399 | &bytes_used);/* bytes used to get SAV/EAV */ | |
e0d3bafd | 400 | |
84b5dbf3 | 401 | bytes_parsed += bytes_used; |
e0d3bafd | 402 | |
84b5dbf3 MCC |
403 | sav_eav &= 0xF0; |
404 | if (sav_eav && (bytes_parsed < buffer_size)) { | |
cde4362f | 405 | bytes_parsed += cx231xx_get_video_line(dev, |
b9255176 SD |
406 | dma_q, sav_eav, /* SAV/EAV */ |
407 | p_buffer + bytes_parsed,/* p_buffer */ | |
408 | buffer_size - bytes_parsed);/*buf size*/ | |
84b5dbf3 MCC |
409 | } |
410 | } | |
e0d3bafd | 411 | |
cde4362f MCC |
412 | /* Save the last four bytes of the buffer so we can check the |
413 | buffer boundary condition next time */ | |
84b5dbf3 MCC |
414 | memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4); |
415 | bytes_parsed = 0; | |
e0d3bafd | 416 | |
84b5dbf3 MCC |
417 | } |
418 | return rc; | |
e0d3bafd SD |
419 | } |
420 | ||
cde4362f MCC |
421 | u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf, |
422 | u32 *p_bytes_used) | |
e0d3bafd | 423 | { |
84b5dbf3 MCC |
424 | u32 bytes_used; |
425 | u8 boundary_bytes[8]; | |
426 | u8 sav_eav = 0; | |
427 | ||
428 | *p_bytes_used = 0; | |
e0d3bafd | 429 | |
84b5dbf3 MCC |
430 | /* Create an array of the last 4 bytes of the last buffer and the first |
431 | 4 bytes of the current buffer. */ | |
e0d3bafd | 432 | |
84b5dbf3 MCC |
433 | memcpy(boundary_bytes, partial_buf, 4); |
434 | memcpy(boundary_bytes + 4, p_buffer, 4); | |
e0d3bafd | 435 | |
84b5dbf3 | 436 | /* Check for the SAV/EAV in the boundary buffer */ |
cde4362f MCC |
437 | sav_eav = cx231xx_find_next_SAV_EAV((u8 *)&boundary_bytes, 8, |
438 | &bytes_used); | |
e0d3bafd | 439 | |
84b5dbf3 MCC |
440 | if (sav_eav) { |
441 | /* found a boundary SAV/EAV. Updates the bytes used to reflect | |
442 | only those used in the new buffer */ | |
443 | *p_bytes_used = bytes_used - 4; | |
444 | } | |
e0d3bafd | 445 | |
84b5dbf3 | 446 | return sav_eav; |
e0d3bafd SD |
447 | } |
448 | ||
cde4362f | 449 | u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size, u32 *p_bytes_used) |
84b5dbf3 MCC |
450 | { |
451 | u32 i; | |
452 | u8 sav_eav = 0; | |
e0d3bafd | 453 | |
cde4362f MCC |
454 | /* |
455 | * Don't search if the buffer size is less than 4. It causes a page | |
456 | * fault since buffer_size - 4 evaluates to a large number in that | |
457 | * case. | |
458 | */ | |
84b5dbf3 MCC |
459 | if (buffer_size < 4) { |
460 | *p_bytes_used = buffer_size; | |
461 | return 0; | |
462 | } | |
e0d3bafd | 463 | |
84b5dbf3 | 464 | for (i = 0; i < (buffer_size - 3); i++) { |
e0d3bafd | 465 | |
84b5dbf3 MCC |
466 | if ((p_buffer[i] == 0xFF) && |
467 | (p_buffer[i + 1] == 0x00) && (p_buffer[i + 2] == 0x00)) { | |
e0d3bafd | 468 | |
84b5dbf3 MCC |
469 | *p_bytes_used = i + 4; |
470 | sav_eav = p_buffer[i + 3]; | |
471 | return sav_eav; | |
472 | } | |
473 | } | |
e0d3bafd | 474 | |
84b5dbf3 MCC |
475 | *p_bytes_used = buffer_size; |
476 | return 0; | |
477 | } | |
e0d3bafd | 478 | |
cde4362f MCC |
479 | u32 cx231xx_get_video_line(struct cx231xx *dev, |
480 | struct cx231xx_dmaqueue *dma_q, u8 sav_eav, | |
481 | u8 *p_buffer, u32 buffer_size) | |
84b5dbf3 MCC |
482 | { |
483 | u32 bytes_copied = 0; | |
484 | int current_field = -1; | |
485 | ||
486 | switch (sav_eav) { | |
487 | case SAV_ACTIVE_VIDEO_FIELD1: | |
cde4362f MCC |
488 | /* looking for skipped line which occurred in PAL 720x480 mode. |
489 | In this case, there will be no active data contained | |
490 | between the SAV and EAV */ | |
491 | if ((buffer_size > 3) && (p_buffer[0] == 0xFF) && | |
492 | (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) && | |
493 | ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) || | |
494 | (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) || | |
495 | (p_buffer[3] == EAV_VBLANK_FIELD1) || | |
496 | (p_buffer[3] == EAV_VBLANK_FIELD2))) | |
84b5dbf3 | 497 | return bytes_copied; |
84b5dbf3 MCC |
498 | current_field = 1; |
499 | break; | |
e0d3bafd | 500 | |
84b5dbf3 | 501 | case SAV_ACTIVE_VIDEO_FIELD2: |
cde4362f MCC |
502 | /* looking for skipped line which occurred in PAL 720x480 mode. |
503 | In this case, there will be no active data contained between | |
504 | the SAV and EAV */ | |
505 | if ((buffer_size > 3) && (p_buffer[0] == 0xFF) && | |
506 | (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) && | |
507 | ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) || | |
508 | (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) || | |
509 | (p_buffer[3] == EAV_VBLANK_FIELD1) || | |
510 | (p_buffer[3] == EAV_VBLANK_FIELD2))) | |
84b5dbf3 | 511 | return bytes_copied; |
84b5dbf3 MCC |
512 | current_field = 2; |
513 | break; | |
514 | } | |
e0d3bafd | 515 | |
84b5dbf3 | 516 | dma_q->last_sav = sav_eav; |
e0d3bafd | 517 | |
cde4362f MCC |
518 | bytes_copied = cx231xx_copy_video_line(dev, dma_q, p_buffer, |
519 | buffer_size, current_field); | |
84b5dbf3 MCC |
520 | |
521 | return bytes_copied; | |
e0d3bafd SD |
522 | } |
523 | ||
cde4362f MCC |
524 | u32 cx231xx_copy_video_line(struct cx231xx *dev, |
525 | struct cx231xx_dmaqueue *dma_q, u8 *p_line, | |
84b5dbf3 | 526 | u32 length, int field_number) |
e0d3bafd | 527 | { |
84b5dbf3 MCC |
528 | u32 bytes_to_copy; |
529 | struct cx231xx_buffer *buf; | |
530 | u32 _line_size = dev->width * 2; | |
e0d3bafd | 531 | |
cde4362f | 532 | if (dma_q->current_field != field_number) |
84b5dbf3 | 533 | cx231xx_reset_video_buffer(dev, dma_q); |
e0d3bafd | 534 | |
84b5dbf3 MCC |
535 | /* get the buffer pointer */ |
536 | buf = dev->video_mode.isoc_ctl.buf; | |
e0d3bafd | 537 | |
84b5dbf3 MCC |
538 | /* Remember the field number for next time */ |
539 | dma_q->current_field = field_number; | |
e0d3bafd | 540 | |
84b5dbf3 MCC |
541 | bytes_to_copy = dma_q->bytes_left_in_line; |
542 | if (bytes_to_copy > length) | |
543 | bytes_to_copy = length; | |
e0d3bafd | 544 | |
84b5dbf3 MCC |
545 | if (dma_q->lines_completed >= dma_q->lines_per_field) { |
546 | dma_q->bytes_left_in_line -= bytes_to_copy; | |
cde4362f MCC |
547 | dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0) ? |
548 | 0 : 1; | |
84b5dbf3 MCC |
549 | return 0; |
550 | } | |
e0d3bafd | 551 | |
84b5dbf3 | 552 | dma_q->is_partial_line = 1; |
e0d3bafd | 553 | |
84b5dbf3 MCC |
554 | /* If we don't have a buffer, just return the number of bytes we would |
555 | have copied if we had a buffer. */ | |
556 | if (!buf) { | |
557 | dma_q->bytes_left_in_line -= bytes_to_copy; | |
cde4362f MCC |
558 | dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0) |
559 | ? 0 : 1; | |
84b5dbf3 MCC |
560 | return bytes_to_copy; |
561 | } | |
e0d3bafd | 562 | |
84b5dbf3 MCC |
563 | /* copy the data to video buffer */ |
564 | cx231xx_do_copy(dev, dma_q, p_line, bytes_to_copy); | |
e0d3bafd | 565 | |
84b5dbf3 MCC |
566 | dma_q->pos += bytes_to_copy; |
567 | dma_q->bytes_left_in_line -= bytes_to_copy; | |
e0d3bafd | 568 | |
84b5dbf3 | 569 | if (dma_q->bytes_left_in_line == 0) { |
84b5dbf3 MCC |
570 | dma_q->bytes_left_in_line = _line_size; |
571 | dma_q->lines_completed++; | |
572 | dma_q->is_partial_line = 0; | |
e0d3bafd | 573 | |
84b5dbf3 | 574 | if (cx231xx_is_buffer_done(dev, dma_q) && buf) { |
84b5dbf3 | 575 | buffer_filled(dev, dma_q, buf); |
e0d3bafd | 576 | |
84b5dbf3 MCC |
577 | dma_q->pos = 0; |
578 | buf = NULL; | |
579 | dma_q->lines_completed = 0; | |
580 | } | |
581 | } | |
e0d3bafd | 582 | |
84b5dbf3 | 583 | return bytes_to_copy; |
e0d3bafd SD |
584 | } |
585 | ||
84b5dbf3 MCC |
586 | void cx231xx_reset_video_buffer(struct cx231xx *dev, |
587 | struct cx231xx_dmaqueue *dma_q) | |
e0d3bafd | 588 | { |
84b5dbf3 | 589 | struct cx231xx_buffer *buf; |
e0d3bafd | 590 | |
84b5dbf3 MCC |
591 | /* handle the switch from field 1 to field 2 */ |
592 | if (dma_q->current_field == 1) { | |
cde4362f | 593 | if (dma_q->lines_completed >= dma_q->lines_per_field) |
84b5dbf3 | 594 | dma_q->field1_done = 1; |
cde4362f | 595 | else |
84b5dbf3 | 596 | dma_q->field1_done = 0; |
84b5dbf3 | 597 | } |
e0d3bafd | 598 | |
84b5dbf3 | 599 | buf = dev->video_mode.isoc_ctl.buf; |
e0d3bafd | 600 | |
84b5dbf3 MCC |
601 | if (buf == NULL) { |
602 | u8 *outp = NULL; | |
603 | /* first try to get the buffer */ | |
604 | get_next_buf(dma_q, &buf); | |
e0d3bafd | 605 | |
84b5dbf3 MCC |
606 | if (buf) |
607 | outp = videobuf_to_vmalloc(&buf->vb); | |
e0d3bafd | 608 | |
84b5dbf3 MCC |
609 | dma_q->pos = 0; |
610 | dma_q->field1_done = 0; | |
611 | dma_q->current_field = -1; | |
612 | } | |
e0d3bafd | 613 | |
84b5dbf3 MCC |
614 | /* reset the counters */ |
615 | dma_q->bytes_left_in_line = dev->width << 1; | |
616 | dma_q->lines_completed = 0; | |
e0d3bafd SD |
617 | } |
618 | ||
619 | int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, | |
cde4362f | 620 | u8 *p_buffer, u32 bytes_to_copy) |
e0d3bafd | 621 | { |
84b5dbf3 MCC |
622 | u8 *p_out_buffer = NULL; |
623 | u32 current_line_bytes_copied = 0; | |
624 | struct cx231xx_buffer *buf; | |
625 | u32 _line_size = dev->width << 1; | |
626 | void *startwrite; | |
627 | int offset, lencopy; | |
e0d3bafd | 628 | |
84b5dbf3 | 629 | buf = dev->video_mode.isoc_ctl.buf; |
e0d3bafd | 630 | |
84b5dbf3 MCC |
631 | if (buf == NULL) |
632 | return -1; | |
e0d3bafd SD |
633 | |
634 | p_out_buffer = videobuf_to_vmalloc(&buf->vb); | |
635 | ||
84b5dbf3 | 636 | current_line_bytes_copied = _line_size - dma_q->bytes_left_in_line; |
e0d3bafd | 637 | |
84b5dbf3 MCC |
638 | /* Offset field 2 one line from the top of the buffer */ |
639 | offset = (dma_q->current_field == 1) ? 0 : _line_size; | |
e0d3bafd | 640 | |
84b5dbf3 MCC |
641 | /* Offset for field 2 */ |
642 | startwrite = p_out_buffer + offset; | |
e0d3bafd | 643 | |
84b5dbf3 MCC |
644 | /* lines already completed in the current field */ |
645 | startwrite += (dma_q->lines_completed * _line_size * 2); | |
e0d3bafd | 646 | |
84b5dbf3 MCC |
647 | /* bytes already completed in the current line */ |
648 | startwrite += current_line_bytes_copied; | |
e0d3bafd | 649 | |
cde4362f MCC |
650 | lencopy = dma_q->bytes_left_in_line > bytes_to_copy ? |
651 | bytes_to_copy : dma_q->bytes_left_in_line; | |
e0d3bafd | 652 | |
cde4362f | 653 | if ((u8 *)(startwrite + lencopy) > (u8 *)(p_out_buffer + buf->vb.size)) |
84b5dbf3 | 654 | return 0; |
e0d3bafd | 655 | |
84b5dbf3 MCC |
656 | /* The below copies the UYVY data straight into video buffer */ |
657 | cx231xx_swab((u16 *) p_buffer, (u16 *) startwrite, (u16) lencopy); | |
e0d3bafd | 658 | |
84b5dbf3 | 659 | return 0; |
e0d3bafd SD |
660 | } |
661 | ||
cde4362f | 662 | void cx231xx_swab(u16 *from, u16 *to, u16 len) |
e0d3bafd | 663 | { |
84b5dbf3 | 664 | u16 i; |
e0d3bafd | 665 | |
84b5dbf3 MCC |
666 | if (len <= 0) |
667 | return; | |
e0d3bafd | 668 | |
cde4362f | 669 | for (i = 0; i < len / 2; i++) |
84b5dbf3 | 670 | to[i] = (from[i] << 8) | (from[i] >> 8); |
e0d3bafd SD |
671 | } |
672 | ||
84b5dbf3 | 673 | u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q) |
e0d3bafd | 674 | { |
84b5dbf3 | 675 | u8 buffer_complete = 0; |
e0d3bafd | 676 | |
84b5dbf3 | 677 | /* Dual field stream */ |
cde4362f MCC |
678 | buffer_complete = ((dma_q->current_field == 2) && |
679 | (dma_q->lines_completed >= dma_q->lines_per_field) && | |
680 | dma_q->field1_done); | |
e0d3bafd | 681 | |
84b5dbf3 | 682 | return buffer_complete; |
e0d3bafd SD |
683 | } |
684 | ||
e0d3bafd SD |
685 | /* ------------------------------------------------------------------ |
686 | Videobuf operations | |
687 | ------------------------------------------------------------------*/ | |
688 | ||
689 | static int | |
690 | buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size) | |
691 | { | |
692 | struct cx231xx_fh *fh = vq->priv_data; | |
84b5dbf3 | 693 | struct cx231xx *dev = fh->dev; |
e0d3bafd SD |
694 | struct v4l2_frequency f; |
695 | ||
cde4362f | 696 | *size = (fh->dev->width * fh->dev->height * dev->format->depth + 7)>>3; |
e0d3bafd SD |
697 | if (0 == *count) |
698 | *count = CX231XX_DEF_BUF; | |
699 | ||
700 | if (*count < CX231XX_MIN_BUF) | |
701 | *count = CX231XX_MIN_BUF; | |
702 | ||
703 | /* Ask tuner to go to analog mode */ | |
704 | memset(&f, 0, sizeof(f)); | |
705 | f.frequency = dev->ctl_freq; | |
84b5dbf3 | 706 | f.type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; |
e0d3bafd | 707 | |
b1196126 | 708 | call_all(dev, tuner, s_frequency, &f); |
e0d3bafd SD |
709 | |
710 | return 0; | |
711 | } | |
712 | ||
713 | /* This is called *without* dev->slock held; please keep it that way */ | |
714 | static void free_buffer(struct videobuf_queue *vq, struct cx231xx_buffer *buf) | |
715 | { | |
84b5dbf3 MCC |
716 | struct cx231xx_fh *fh = vq->priv_data; |
717 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 718 | unsigned long flags = 0; |
cde4362f | 719 | |
e0d3bafd SD |
720 | if (in_interrupt()) |
721 | BUG(); | |
722 | ||
723 | /* We used to wait for the buffer to finish here, but this didn't work | |
724 | because, as we were keeping the state as VIDEOBUF_QUEUED, | |
725 | videobuf_queue_cancel marked it as finished for us. | |
726 | (Also, it could wedge forever if the hardware was misconfigured.) | |
727 | ||
728 | This should be safe; by the time we get here, the buffer isn't | |
729 | queued anymore. If we ever start marking the buffers as | |
730 | VIDEOBUF_ACTIVE, it won't be, though. | |
84b5dbf3 | 731 | */ |
e0d3bafd SD |
732 | spin_lock_irqsave(&dev->video_mode.slock, flags); |
733 | if (dev->video_mode.isoc_ctl.buf == buf) | |
734 | dev->video_mode.isoc_ctl.buf = NULL; | |
735 | spin_unlock_irqrestore(&dev->video_mode.slock, flags); | |
736 | ||
737 | videobuf_vmalloc_free(&buf->vb); | |
738 | buf->vb.state = VIDEOBUF_NEEDS_INIT; | |
739 | } | |
740 | ||
741 | static int | |
742 | buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, | |
84b5dbf3 | 743 | enum v4l2_field field) |
e0d3bafd | 744 | { |
84b5dbf3 MCC |
745 | struct cx231xx_fh *fh = vq->priv_data; |
746 | struct cx231xx_buffer *buf = | |
747 | container_of(vb, struct cx231xx_buffer, vb); | |
748 | struct cx231xx *dev = fh->dev; | |
749 | int rc = 0, urb_init = 0; | |
e0d3bafd SD |
750 | |
751 | /* The only currently supported format is 16 bits/pixel */ | |
cde4362f MCC |
752 | buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth |
753 | + 7) >> 3; | |
84b5dbf3 | 754 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) |
e0d3bafd SD |
755 | return -EINVAL; |
756 | ||
84b5dbf3 | 757 | buf->vb.width = dev->width; |
e0d3bafd | 758 | buf->vb.height = dev->height; |
84b5dbf3 | 759 | buf->vb.field = field; |
e0d3bafd SD |
760 | |
761 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { | |
762 | rc = videobuf_iolock(vq, &buf->vb, NULL); | |
763 | if (rc < 0) | |
764 | goto fail; | |
765 | } | |
766 | ||
767 | if (!dev->video_mode.isoc_ctl.num_bufs) | |
768 | urb_init = 1; | |
769 | ||
770 | if (urb_init) { | |
771 | rc = cx231xx_init_isoc(dev, CX231XX_NUM_PACKETS, | |
84b5dbf3 MCC |
772 | CX231XX_NUM_BUFS, |
773 | dev->video_mode.max_pkt_size, | |
774 | cx231xx_isoc_copy); | |
e0d3bafd SD |
775 | if (rc < 0) |
776 | goto fail; | |
777 | } | |
778 | ||
779 | buf->vb.state = VIDEOBUF_PREPARED; | |
780 | return 0; | |
781 | ||
cde4362f | 782 | fail: |
e0d3bafd SD |
783 | free_buffer(vq, buf); |
784 | return rc; | |
785 | } | |
786 | ||
84b5dbf3 | 787 | static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) |
e0d3bafd | 788 | { |
84b5dbf3 MCC |
789 | struct cx231xx_buffer *buf = |
790 | container_of(vb, struct cx231xx_buffer, vb); | |
791 | struct cx231xx_fh *fh = vq->priv_data; | |
792 | struct cx231xx *dev = fh->dev; | |
793 | struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq; | |
e0d3bafd SD |
794 | |
795 | buf->vb.state = VIDEOBUF_QUEUED; | |
796 | list_add_tail(&buf->vb.queue, &vidq->active); | |
797 | ||
798 | } | |
799 | ||
800 | static void buffer_release(struct videobuf_queue *vq, | |
84b5dbf3 | 801 | struct videobuf_buffer *vb) |
e0d3bafd | 802 | { |
84b5dbf3 MCC |
803 | struct cx231xx_buffer *buf = |
804 | container_of(vb, struct cx231xx_buffer, vb); | |
805 | struct cx231xx_fh *fh = vq->priv_data; | |
806 | struct cx231xx *dev = (struct cx231xx *)fh->dev; | |
e0d3bafd SD |
807 | |
808 | cx231xx_isocdbg("cx231xx: called buffer_release\n"); | |
809 | ||
810 | free_buffer(vq, buf); | |
811 | } | |
812 | ||
813 | static struct videobuf_queue_ops cx231xx_video_qops = { | |
84b5dbf3 MCC |
814 | .buf_setup = buffer_setup, |
815 | .buf_prepare = buffer_prepare, | |
816 | .buf_queue = buffer_queue, | |
817 | .buf_release = buffer_release, | |
e0d3bafd SD |
818 | }; |
819 | ||
820 | /********************* v4l2 interface **************************************/ | |
821 | ||
e0d3bafd SD |
822 | void video_mux(struct cx231xx *dev, int index) |
823 | { | |
e0d3bafd SD |
824 | dev->video_input = index; |
825 | dev->ctl_ainput = INPUT(index)->amux; | |
826 | ||
84b5dbf3 | 827 | cx231xx_set_video_input_mux(dev, index); |
e0d3bafd | 828 | |
5325b427 | 829 | cx25840_call(dev, video, s_routing, INPUT(index)->vmux, 0, 0); |
e0d3bafd | 830 | |
84b5dbf3 | 831 | cx231xx_set_audio_input(dev, dev->ctl_ainput); |
e0d3bafd | 832 | |
84b5dbf3 | 833 | cx231xx_info("video_mux : %d\n", index); |
e0d3bafd | 834 | |
84b5dbf3 MCC |
835 | /* do mode control overrides if required */ |
836 | cx231xx_do_mode_ctrl_overrides(dev); | |
e0d3bafd SD |
837 | } |
838 | ||
839 | /* Usage lock check functions */ | |
840 | static int res_get(struct cx231xx_fh *fh) | |
841 | { | |
84b5dbf3 MCC |
842 | struct cx231xx *dev = fh->dev; |
843 | int rc = 0; | |
e0d3bafd SD |
844 | |
845 | /* This instance already has stream_on */ | |
846 | if (fh->stream_on) | |
847 | return rc; | |
848 | ||
84b5dbf3 MCC |
849 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
850 | if (dev->stream_on) | |
851 | return -EBUSY; | |
852 | dev->stream_on = 1; | |
853 | } else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
854 | if (dev->vbi_stream_on) | |
855 | return -EBUSY; | |
856 | dev->vbi_stream_on = 1; | |
857 | } else | |
858 | return -EINVAL; | |
e0d3bafd | 859 | |
84b5dbf3 | 860 | fh->stream_on = 1; |
e0d3bafd SD |
861 | |
862 | return rc; | |
863 | } | |
864 | ||
865 | static int res_check(struct cx231xx_fh *fh) | |
866 | { | |
cde4362f | 867 | return fh->stream_on; |
e0d3bafd SD |
868 | } |
869 | ||
870 | static void res_free(struct cx231xx_fh *fh) | |
871 | { | |
84b5dbf3 | 872 | struct cx231xx *dev = fh->dev; |
e0d3bafd SD |
873 | |
874 | fh->stream_on = 0; | |
875 | ||
84b5dbf3 MCC |
876 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
877 | dev->stream_on = 0; | |
878 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) | |
879 | dev->vbi_stream_on = 0; | |
e0d3bafd SD |
880 | } |
881 | ||
882 | static int check_dev(struct cx231xx *dev) | |
883 | { | |
884 | if (dev->state & DEV_DISCONNECTED) { | |
885 | cx231xx_errdev("v4l2 ioctl: device not present\n"); | |
886 | return -ENODEV; | |
887 | } | |
888 | ||
889 | if (dev->state & DEV_MISCONFIGURED) { | |
890 | cx231xx_errdev("v4l2 ioctl: device is misconfigured; " | |
84b5dbf3 | 891 | "close and open it again\n"); |
e0d3bafd SD |
892 | return -EIO; |
893 | } | |
894 | return 0; | |
895 | } | |
896 | ||
1ca27379 TP |
897 | static void get_scale(struct cx231xx *dev, |
898 | unsigned int width, unsigned int height, | |
899 | unsigned int *hscale, unsigned int *vscale) | |
e0d3bafd | 900 | { |
84b5dbf3 MCC |
901 | unsigned int maxw = norm_maxw(dev); |
902 | unsigned int maxh = norm_maxh(dev); | |
e0d3bafd SD |
903 | |
904 | *hscale = (((unsigned long)maxw) << 12) / width - 4096L; | |
905 | if (*hscale >= 0x4000) | |
906 | *hscale = 0x3fff; | |
907 | ||
908 | *vscale = (((unsigned long)maxh) << 12) / height - 4096L; | |
909 | if (*vscale >= 0x4000) | |
910 | *vscale = 0x3fff; | |
e0d3bafd SD |
911 | } |
912 | ||
913 | /* ------------------------------------------------------------------ | |
914 | IOCTL vidioc handling | |
915 | ------------------------------------------------------------------*/ | |
916 | ||
917 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | |
84b5dbf3 | 918 | struct v4l2_format *f) |
e0d3bafd | 919 | { |
84b5dbf3 MCC |
920 | struct cx231xx_fh *fh = priv; |
921 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
922 | |
923 | mutex_lock(&dev->lock); | |
924 | ||
925 | f->fmt.pix.width = dev->width; | |
926 | f->fmt.pix.height = dev->height; | |
1ebcad77 JP |
927 | f->fmt.pix.pixelformat = dev->format->fourcc; |
928 | f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3; | |
84b5dbf3 | 929 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height; |
e0d3bafd SD |
930 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; |
931 | ||
932 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
933 | ||
934 | mutex_unlock(&dev->lock); | |
cde4362f | 935 | |
e0d3bafd SD |
936 | return 0; |
937 | } | |
938 | ||
939 | static struct cx231xx_fmt *format_by_fourcc(unsigned int fourcc) | |
940 | { | |
941 | unsigned int i; | |
942 | ||
943 | for (i = 0; i < ARRAY_SIZE(format); i++) | |
944 | if (format[i].fourcc == fourcc) | |
945 | return &format[i]; | |
946 | ||
947 | return NULL; | |
948 | } | |
949 | ||
950 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | |
84b5dbf3 | 951 | struct v4l2_format *f) |
e0d3bafd | 952 | { |
84b5dbf3 MCC |
953 | struct cx231xx_fh *fh = priv; |
954 | struct cx231xx *dev = fh->dev; | |
9bd0e8d7 TP |
955 | unsigned int width = f->fmt.pix.width; |
956 | unsigned int height = f->fmt.pix.height; | |
84b5dbf3 MCC |
957 | unsigned int maxw = norm_maxw(dev); |
958 | unsigned int maxh = norm_maxh(dev); | |
959 | unsigned int hscale, vscale; | |
960 | struct cx231xx_fmt *fmt; | |
e0d3bafd SD |
961 | |
962 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); | |
963 | if (!fmt) { | |
964 | cx231xx_videodbg("Fourcc format (%08x) invalid.\n", | |
84b5dbf3 | 965 | f->fmt.pix.pixelformat); |
e0d3bafd SD |
966 | return -EINVAL; |
967 | } | |
968 | ||
969 | /* width must even because of the YUYV format | |
970 | height must be even because of interlacing */ | |
9bd0e8d7 | 971 | v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh, 1, 0); |
e0d3bafd SD |
972 | |
973 | get_scale(dev, width, height, &hscale, &vscale); | |
974 | ||
975 | width = (((unsigned long)maxw) << 12) / (hscale + 4096L); | |
976 | height = (((unsigned long)maxh) << 12) / (vscale + 4096L); | |
977 | ||
978 | f->fmt.pix.width = width; | |
979 | f->fmt.pix.height = height; | |
980 | f->fmt.pix.pixelformat = fmt->fourcc; | |
981 | f->fmt.pix.bytesperline = (dev->width * fmt->depth + 7) >> 3; | |
982 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height; | |
983 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | |
984 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
985 | ||
986 | return 0; | |
987 | } | |
988 | ||
989 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | |
84b5dbf3 | 990 | struct v4l2_format *f) |
e0d3bafd | 991 | { |
84b5dbf3 MCC |
992 | struct cx231xx_fh *fh = priv; |
993 | struct cx231xx *dev = fh->dev; | |
994 | int rc; | |
995 | struct cx231xx_fmt *fmt; | |
e0d3bafd SD |
996 | |
997 | rc = check_dev(dev); | |
998 | if (rc < 0) | |
999 | return rc; | |
1000 | ||
e0d3bafd SD |
1001 | mutex_lock(&dev->lock); |
1002 | ||
84b5dbf3 | 1003 | vidioc_try_fmt_vid_cap(file, priv, f); |
e0d3bafd | 1004 | |
84b5dbf3 | 1005 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
e0d3bafd SD |
1006 | if (!fmt) { |
1007 | rc = -EINVAL; | |
1008 | goto out; | |
1009 | } | |
1010 | ||
1011 | if (videobuf_queue_is_busy(&fh->vb_vidq)) { | |
1012 | cx231xx_errdev("%s queue busy\n", __func__); | |
1013 | rc = -EBUSY; | |
1014 | goto out; | |
1015 | } | |
1016 | ||
1017 | if (dev->stream_on && !fh->stream_on) { | |
1018 | cx231xx_errdev("%s device in use by another fh\n", __func__); | |
1019 | rc = -EBUSY; | |
1020 | goto out; | |
1021 | } | |
1022 | ||
1023 | /* set new image size */ | |
1024 | dev->width = f->fmt.pix.width; | |
1025 | dev->height = f->fmt.pix.height; | |
84b5dbf3 | 1026 | dev->format = fmt; |
e0d3bafd SD |
1027 | get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale); |
1028 | ||
b1196126 | 1029 | call_all(dev, video, s_fmt, f); |
e0d3bafd | 1030 | |
84b5dbf3 | 1031 | /* Set the correct alternate setting for this resolution */ |
e0d3bafd SD |
1032 | cx231xx_resolution_set(dev); |
1033 | ||
cde4362f | 1034 | out: |
e0d3bafd SD |
1035 | mutex_unlock(&dev->lock); |
1036 | return rc; | |
1037 | } | |
1038 | ||
84b5dbf3 | 1039 | static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id * id) |
e0d3bafd | 1040 | { |
84b5dbf3 MCC |
1041 | struct cx231xx_fh *fh = priv; |
1042 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1043 | |
1044 | *id = dev->norm; | |
1045 | return 0; | |
1046 | } | |
1047 | ||
b1196126 | 1048 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm) |
e0d3bafd | 1049 | { |
84b5dbf3 MCC |
1050 | struct cx231xx_fh *fh = priv; |
1051 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 1052 | struct v4l2_format f; |
84b5dbf3 | 1053 | int rc; |
e0d3bafd SD |
1054 | |
1055 | rc = check_dev(dev); | |
1056 | if (rc < 0) | |
1057 | return rc; | |
1058 | ||
84b5dbf3 | 1059 | cx231xx_info("vidioc_s_std : 0x%x\n", (unsigned int)*norm); |
e0d3bafd SD |
1060 | |
1061 | mutex_lock(&dev->lock); | |
1062 | dev->norm = *norm; | |
1063 | ||
e0d3bafd SD |
1064 | /* Adjusts width/height, if needed */ |
1065 | f.fmt.pix.width = dev->width; | |
1066 | f.fmt.pix.height = dev->height; | |
1067 | vidioc_try_fmt_vid_cap(file, priv, &f); | |
1068 | ||
1069 | /* set new image size */ | |
1070 | dev->width = f.fmt.pix.width; | |
1071 | dev->height = f.fmt.pix.height; | |
1072 | get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale); | |
1073 | ||
f41737ec | 1074 | call_all(dev, core, s_std, dev->norm); |
e0d3bafd SD |
1075 | |
1076 | mutex_unlock(&dev->lock); | |
1077 | ||
84b5dbf3 | 1078 | cx231xx_resolution_set(dev); |
e0d3bafd | 1079 | |
84b5dbf3 MCC |
1080 | /* do mode control overrides */ |
1081 | cx231xx_do_mode_ctrl_overrides(dev); | |
e0d3bafd SD |
1082 | |
1083 | return 0; | |
1084 | } | |
1085 | ||
1086 | static const char *iname[] = { | |
1087 | [CX231XX_VMUX_COMPOSITE1] = "Composite1", | |
cde4362f | 1088 | [CX231XX_VMUX_SVIDEO] = "S-Video", |
e0d3bafd | 1089 | [CX231XX_VMUX_TELEVISION] = "Television", |
cde4362f MCC |
1090 | [CX231XX_VMUX_CABLE] = "Cable TV", |
1091 | [CX231XX_VMUX_DVB] = "DVB", | |
1092 | [CX231XX_VMUX_DEBUG] = "for debug only", | |
e0d3bafd SD |
1093 | }; |
1094 | ||
1095 | static int vidioc_enum_input(struct file *file, void *priv, | |
84b5dbf3 | 1096 | struct v4l2_input *i) |
e0d3bafd | 1097 | { |
84b5dbf3 MCC |
1098 | struct cx231xx_fh *fh = priv; |
1099 | struct cx231xx *dev = fh->dev; | |
1100 | unsigned int n; | |
e0d3bafd SD |
1101 | |
1102 | n = i->index; | |
1103 | if (n >= MAX_CX231XX_INPUT) | |
1104 | return -EINVAL; | |
1105 | if (0 == INPUT(n)->type) | |
1106 | return -EINVAL; | |
1107 | ||
1108 | i->index = n; | |
1109 | i->type = V4L2_INPUT_TYPE_CAMERA; | |
1110 | ||
1111 | strcpy(i->name, iname[INPUT(n)->type]); | |
1112 | ||
1113 | if ((CX231XX_VMUX_TELEVISION == INPUT(n)->type) || | |
84b5dbf3 | 1114 | (CX231XX_VMUX_CABLE == INPUT(n)->type)) |
e0d3bafd SD |
1115 | i->type = V4L2_INPUT_TYPE_TUNER; |
1116 | ||
1117 | i->std = dev->vdev->tvnorms; | |
1118 | ||
1119 | return 0; | |
1120 | } | |
1121 | ||
1122 | static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) | |
1123 | { | |
84b5dbf3 MCC |
1124 | struct cx231xx_fh *fh = priv; |
1125 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1126 | |
1127 | *i = dev->video_input; | |
1128 | ||
1129 | return 0; | |
1130 | } | |
1131 | ||
1132 | static int vidioc_s_input(struct file *file, void *priv, unsigned int i) | |
1133 | { | |
84b5dbf3 MCC |
1134 | struct cx231xx_fh *fh = priv; |
1135 | struct cx231xx *dev = fh->dev; | |
1136 | int rc; | |
e0d3bafd SD |
1137 | |
1138 | rc = check_dev(dev); | |
1139 | if (rc < 0) | |
1140 | return rc; | |
1141 | ||
1142 | if (i >= MAX_CX231XX_INPUT) | |
1143 | return -EINVAL; | |
1144 | if (0 == INPUT(i)->type) | |
1145 | return -EINVAL; | |
1146 | ||
1147 | mutex_lock(&dev->lock); | |
1148 | ||
1149 | video_mux(dev, i); | |
1150 | ||
1151 | mutex_unlock(&dev->lock); | |
1152 | return 0; | |
1153 | } | |
1154 | ||
1155 | static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) | |
1156 | { | |
84b5dbf3 MCC |
1157 | struct cx231xx_fh *fh = priv; |
1158 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1159 | |
1160 | switch (a->index) { | |
1161 | case CX231XX_AMUX_VIDEO: | |
1162 | strcpy(a->name, "Television"); | |
1163 | break; | |
1164 | case CX231XX_AMUX_LINE_IN: | |
1165 | strcpy(a->name, "Line In"); | |
1166 | break; | |
1167 | default: | |
1168 | return -EINVAL; | |
1169 | } | |
1170 | ||
1171 | a->index = dev->ctl_ainput; | |
1172 | a->capability = V4L2_AUDCAP_STEREO; | |
1173 | ||
1174 | return 0; | |
1175 | } | |
1176 | ||
1177 | static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a) | |
1178 | { | |
84b5dbf3 MCC |
1179 | struct cx231xx_fh *fh = priv; |
1180 | struct cx231xx *dev = fh->dev; | |
1181 | int status = 0; | |
e0d3bafd SD |
1182 | |
1183 | /* Doesn't allow manual routing */ | |
1184 | if (a->index != dev->ctl_ainput) | |
1185 | return -EINVAL; | |
1186 | ||
1187 | dev->ctl_ainput = INPUT(a->index)->amux; | |
84b5dbf3 | 1188 | status = cx231xx_set_audio_input(dev, dev->ctl_ainput); |
e0d3bafd SD |
1189 | |
1190 | return status; | |
1191 | } | |
1192 | ||
1193 | static int vidioc_queryctrl(struct file *file, void *priv, | |
84b5dbf3 | 1194 | struct v4l2_queryctrl *qc) |
e0d3bafd | 1195 | { |
84b5dbf3 MCC |
1196 | struct cx231xx_fh *fh = priv; |
1197 | struct cx231xx *dev = fh->dev; | |
1198 | int id = qc->id; | |
1199 | int i; | |
1200 | int rc; | |
e0d3bafd SD |
1201 | |
1202 | rc = check_dev(dev); | |
1203 | if (rc < 0) | |
1204 | return rc; | |
1205 | ||
84b5dbf3 | 1206 | qc->id = v4l2_ctrl_next(ctrl_classes, qc->id); |
e0d3bafd SD |
1207 | if (unlikely(qc->id == 0)) |
1208 | return -EINVAL; | |
1209 | ||
1210 | memset(qc, 0, sizeof(*qc)); | |
1211 | ||
1212 | qc->id = id; | |
1213 | ||
84b5dbf3 | 1214 | if (qc->id < V4L2_CID_BASE || qc->id >= V4L2_CID_LASTP1) |
e0d3bafd SD |
1215 | return -EINVAL; |
1216 | ||
1217 | for (i = 0; i < CX231XX_CTLS; i++) | |
1218 | if (cx231xx_ctls[i].v.id == qc->id) | |
1219 | break; | |
1220 | ||
1221 | if (i == CX231XX_CTLS) { | |
1222 | *qc = no_ctl; | |
1223 | return 0; | |
1224 | } | |
1225 | *qc = cx231xx_ctls[i].v; | |
1226 | ||
1227 | mutex_lock(&dev->lock); | |
b1196126 | 1228 | call_all(dev, core, queryctrl, qc); |
e0d3bafd SD |
1229 | mutex_unlock(&dev->lock); |
1230 | ||
1231 | if (qc->type) | |
1232 | return 0; | |
1233 | else | |
1234 | return -EINVAL; | |
1235 | } | |
1236 | ||
1237 | static int vidioc_g_ctrl(struct file *file, void *priv, | |
84b5dbf3 | 1238 | struct v4l2_control *ctrl) |
e0d3bafd | 1239 | { |
84b5dbf3 MCC |
1240 | struct cx231xx_fh *fh = priv; |
1241 | struct cx231xx *dev = fh->dev; | |
1242 | int rc; | |
e0d3bafd SD |
1243 | |
1244 | rc = check_dev(dev); | |
1245 | if (rc < 0) | |
1246 | return rc; | |
1247 | ||
1248 | mutex_lock(&dev->lock); | |
b1196126 | 1249 | call_all(dev, core, g_ctrl, ctrl); |
e0d3bafd SD |
1250 | mutex_unlock(&dev->lock); |
1251 | return rc; | |
1252 | } | |
1253 | ||
1254 | static int vidioc_s_ctrl(struct file *file, void *priv, | |
84b5dbf3 | 1255 | struct v4l2_control *ctrl) |
e0d3bafd | 1256 | { |
84b5dbf3 MCC |
1257 | struct cx231xx_fh *fh = priv; |
1258 | struct cx231xx *dev = fh->dev; | |
1259 | int rc; | |
e0d3bafd SD |
1260 | |
1261 | rc = check_dev(dev); | |
1262 | if (rc < 0) | |
1263 | return rc; | |
1264 | ||
1265 | mutex_lock(&dev->lock); | |
b1196126 | 1266 | call_all(dev, core, s_ctrl, ctrl); |
e0d3bafd SD |
1267 | mutex_unlock(&dev->lock); |
1268 | return rc; | |
1269 | } | |
1270 | ||
84b5dbf3 | 1271 | static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd | 1272 | { |
84b5dbf3 MCC |
1273 | struct cx231xx_fh *fh = priv; |
1274 | struct cx231xx *dev = fh->dev; | |
1275 | int rc; | |
e0d3bafd SD |
1276 | |
1277 | rc = check_dev(dev); | |
1278 | if (rc < 0) | |
1279 | return rc; | |
1280 | ||
1281 | if (0 != t->index) | |
1282 | return -EINVAL; | |
1283 | ||
1284 | strcpy(t->name, "Tuner"); | |
1285 | ||
84b5dbf3 | 1286 | t->type = V4L2_TUNER_ANALOG_TV; |
e0d3bafd | 1287 | t->capability = V4L2_TUNER_CAP_NORM; |
84b5dbf3 MCC |
1288 | t->rangehigh = 0xffffffffUL; |
1289 | t->signal = 0xffff; /* LOCKED */ | |
e0d3bafd SD |
1290 | |
1291 | return 0; | |
1292 | } | |
1293 | ||
84b5dbf3 | 1294 | static int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd | 1295 | { |
84b5dbf3 MCC |
1296 | struct cx231xx_fh *fh = priv; |
1297 | struct cx231xx *dev = fh->dev; | |
1298 | int rc; | |
e0d3bafd SD |
1299 | |
1300 | rc = check_dev(dev); | |
1301 | if (rc < 0) | |
1302 | return rc; | |
1303 | ||
1304 | if (0 != t->index) | |
1305 | return -EINVAL; | |
1306 | #if 0 | |
1307 | mutex_lock(&dev->lock); | |
b1196126 | 1308 | call_all(dev, tuner, s_tuner, t); |
e0d3bafd SD |
1309 | mutex_unlock(&dev->lock); |
1310 | #endif | |
1311 | return 0; | |
1312 | } | |
1313 | ||
1314 | static int vidioc_g_frequency(struct file *file, void *priv, | |
84b5dbf3 | 1315 | struct v4l2_frequency *f) |
e0d3bafd | 1316 | { |
84b5dbf3 MCC |
1317 | struct cx231xx_fh *fh = priv; |
1318 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 1319 | |
84b5dbf3 | 1320 | mutex_lock(&dev->lock); |
e0d3bafd SD |
1321 | f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; |
1322 | f->frequency = dev->ctl_freq; | |
1323 | ||
b1196126 | 1324 | call_all(dev, tuner, g_frequency, f); |
e0d3bafd | 1325 | |
84b5dbf3 | 1326 | mutex_unlock(&dev->lock); |
e0d3bafd SD |
1327 | |
1328 | return 0; | |
1329 | } | |
1330 | ||
1331 | static int vidioc_s_frequency(struct file *file, void *priv, | |
84b5dbf3 | 1332 | struct v4l2_frequency *f) |
e0d3bafd | 1333 | { |
84b5dbf3 MCC |
1334 | struct cx231xx_fh *fh = priv; |
1335 | struct cx231xx *dev = fh->dev; | |
1336 | int rc; | |
e0d3bafd SD |
1337 | |
1338 | rc = check_dev(dev); | |
1339 | if (rc < 0) | |
1340 | return rc; | |
1341 | ||
1342 | if (0 != f->tuner) | |
1343 | return -EINVAL; | |
1344 | ||
1345 | if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV)) | |
1346 | return -EINVAL; | |
1347 | if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO)) | |
1348 | return -EINVAL; | |
1349 | ||
84b5dbf3 MCC |
1350 | /* set pre channel change settings in DIF first */ |
1351 | rc = cx231xx_tuner_pre_channel_change(dev); | |
e0d3bafd SD |
1352 | |
1353 | mutex_lock(&dev->lock); | |
1354 | ||
1355 | dev->ctl_freq = f->frequency; | |
1356 | ||
84b5dbf3 | 1357 | if (dev->tuner_type == TUNER_XC5000) { |
cde4362f | 1358 | if (dev->cx231xx_set_analog_freq != NULL) |
84b5dbf3 | 1359 | dev->cx231xx_set_analog_freq(dev, f->frequency); |
b1196126 SD |
1360 | } else |
1361 | call_all(dev, tuner, s_frequency, f); | |
e0d3bafd SD |
1362 | |
1363 | mutex_unlock(&dev->lock); | |
1364 | ||
84b5dbf3 MCC |
1365 | /* set post channel change settings in DIF first */ |
1366 | rc = cx231xx_tuner_post_channel_change(dev); | |
e0d3bafd | 1367 | |
84b5dbf3 | 1368 | cx231xx_info("Set New FREQUENCY to %d\n", f->frequency); |
e0d3bafd SD |
1369 | |
1370 | return rc; | |
1371 | } | |
1372 | ||
1373 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
1374 | ||
e0d3bafd | 1375 | /* |
b9255176 SD |
1376 | -R, --list-registers=type=<host/i2cdrv/i2caddr>, |
1377 | chip=<chip>[,min=<addr>,max=<addr>] | |
84b5dbf3 | 1378 | dump registers from <min> to <max> [VIDIOC_DBG_G_REGISTER] |
b9255176 SD |
1379 | -r, --set-register=type=<host/i2cdrv/i2caddr>, |
1380 | chip=<chip>,reg=<addr>,val=<val> | |
84b5dbf3 | 1381 | set the register [VIDIOC_DBG_S_REGISTER] |
e0d3bafd SD |
1382 | |
1383 | if type == host, then <chip> is the hosts chip ID (default 0) | |
1384 | if type == i2cdrv (default), then <chip> is the I2C driver name or ID | |
1385 | if type == i2caddr, then <chip> is the 7-bit I2C address | |
1386 | */ | |
1387 | ||
e0d3bafd SD |
1388 | static int vidioc_g_register(struct file *file, void *priv, |
1389 | struct v4l2_dbg_register *reg) | |
1390 | { | |
84b5dbf3 MCC |
1391 | struct cx231xx_fh *fh = priv; |
1392 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 1393 | int ret = 0; |
84b5dbf3 MCC |
1394 | u8 value[4] = { 0, 0, 0, 0 }; |
1395 | u32 data = 0; | |
1396 | ||
1397 | switch (reg->match.type) { | |
1398 | case V4L2_CHIP_MATCH_HOST: | |
1399 | switch (reg->match.addr) { | |
1400 | case 0: /* Cx231xx - internal registers */ | |
cde4362f MCC |
1401 | ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, |
1402 | (u16)reg->reg, value, 4); | |
1403 | reg->val = value[0] | value[1] << 8 | | |
1404 | value[2] << 16 | value[3] << 24; | |
84b5dbf3 | 1405 | break; |
ecc67d10 SD |
1406 | case 1: /* AFE - read byte */ |
1407 | ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, | |
cde4362f | 1408 | (u16)reg->reg, 2, &data, 1); |
84b5dbf3 MCC |
1409 | reg->val = le32_to_cpu(data & 0xff); |
1410 | break; | |
ecc67d10 SD |
1411 | case 14: /* AFE - read dword */ |
1412 | ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, | |
cde4362f | 1413 | (u16)reg->reg, 2, &data, 4); |
84b5dbf3 MCC |
1414 | reg->val = le32_to_cpu(data); |
1415 | break; | |
ecc67d10 SD |
1416 | case 2: /* Video Block - read byte */ |
1417 | ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, | |
cde4362f | 1418 | (u16)reg->reg, 2, &data, 1); |
84b5dbf3 MCC |
1419 | reg->val = le32_to_cpu(data & 0xff); |
1420 | break; | |
ecc67d10 SD |
1421 | case 24: /* Video Block - read dword */ |
1422 | ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, | |
cde4362f | 1423 | (u16)reg->reg, 2, &data, 4); |
84b5dbf3 MCC |
1424 | reg->val = le32_to_cpu(data); |
1425 | break; | |
ecc67d10 | 1426 | case 3: /* I2S block - read byte */ |
cde4362f | 1427 | ret = cx231xx_read_i2c_data(dev, |
ecc67d10 | 1428 | I2S_BLK_DEVICE_ADDRESS, |
cde4362f MCC |
1429 | (u16)reg->reg, 1, |
1430 | &data, 1); | |
84b5dbf3 MCC |
1431 | reg->val = le32_to_cpu(data & 0xff); |
1432 | break; | |
ecc67d10 | 1433 | case 34: /* I2S Block - read dword */ |
84b5dbf3 | 1434 | ret = |
ecc67d10 | 1435 | cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, |
cde4362f | 1436 | (u16)reg->reg, 1, &data, 4); |
84b5dbf3 MCC |
1437 | reg->val = le32_to_cpu(data); |
1438 | break; | |
1439 | } | |
1440 | return ret < 0 ? ret : 0; | |
e0d3bafd | 1441 | |
84b5dbf3 | 1442 | case V4L2_CHIP_MATCH_I2C_DRIVER: |
b1196126 | 1443 | call_all(dev, core, g_register, reg); |
84b5dbf3 MCC |
1444 | return 0; |
1445 | case V4L2_CHIP_MATCH_I2C_ADDR: | |
1446 | /* Not supported yet */ | |
1447 | return -EINVAL; | |
1448 | default: | |
1449 | if (!v4l2_chip_match_host(®->match)) | |
1450 | return -EINVAL; | |
1451 | } | |
e0d3bafd | 1452 | |
84b5dbf3 | 1453 | mutex_lock(&dev->lock); |
b1196126 | 1454 | call_all(dev, core, g_register, reg); |
84b5dbf3 | 1455 | mutex_unlock(&dev->lock); |
e0d3bafd SD |
1456 | |
1457 | return ret; | |
1458 | } | |
1459 | ||
1460 | static int vidioc_s_register(struct file *file, void *priv, | |
1461 | struct v4l2_dbg_register *reg) | |
1462 | { | |
84b5dbf3 MCC |
1463 | struct cx231xx_fh *fh = priv; |
1464 | struct cx231xx *dev = fh->dev; | |
1465 | int ret = 0; | |
e0d3bafd | 1466 | __le64 buf; |
84b5dbf3 MCC |
1467 | u32 value; |
1468 | u8 data[4] = { 0, 0, 0, 0 }; | |
e0d3bafd SD |
1469 | |
1470 | buf = cpu_to_le64(reg->val); | |
1471 | ||
84b5dbf3 MCC |
1472 | switch (reg->match.type) { |
1473 | case V4L2_CHIP_MATCH_HOST: | |
1474 | { | |
1475 | value = (u32) buf & 0xffffffff; | |
1476 | ||
1477 | switch (reg->match.addr) { | |
1478 | case 0: /* cx231xx internal registers */ | |
1479 | data[0] = (u8) value; | |
1480 | data[1] = (u8) (value >> 8); | |
1481 | data[2] = (u8) (value >> 16); | |
1482 | data[3] = (u8) (value >> 24); | |
cde4362f | 1483 | ret = cx231xx_write_ctrl_reg(dev, |
84b5dbf3 | 1484 | VRT_SET_REGISTER, |
cde4362f | 1485 | (u16)reg->reg, data, |
84b5dbf3 MCC |
1486 | 4); |
1487 | break; | |
ecc67d10 | 1488 | case 1: /* AFE - read byte */ |
cde4362f | 1489 | ret = cx231xx_write_i2c_data(dev, |
ecc67d10 | 1490 | AFE_DEVICE_ADDRESS, |
cde4362f MCC |
1491 | (u16)reg->reg, 2, |
1492 | value, 1); | |
84b5dbf3 | 1493 | break; |
ecc67d10 | 1494 | case 14: /* AFE - read dword */ |
cde4362f | 1495 | ret = cx231xx_write_i2c_data(dev, |
ecc67d10 | 1496 | AFE_DEVICE_ADDRESS, |
cde4362f MCC |
1497 | (u16)reg->reg, 2, |
1498 | value, 4); | |
84b5dbf3 | 1499 | break; |
ecc67d10 | 1500 | case 2: /* Video Block - read byte */ |
84b5dbf3 MCC |
1501 | ret = |
1502 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1503 | VID_BLK_I2C_ADDRESS, |
cde4362f MCC |
1504 | (u16)reg->reg, 2, |
1505 | value, 1); | |
84b5dbf3 | 1506 | break; |
ecc67d10 | 1507 | case 24: /* Video Block - read dword */ |
84b5dbf3 MCC |
1508 | ret = |
1509 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1510 | VID_BLK_I2C_ADDRESS, |
cde4362f MCC |
1511 | (u16)reg->reg, 2, |
1512 | value, 4); | |
84b5dbf3 | 1513 | break; |
ecc67d10 | 1514 | case 3: /* I2S block - read byte */ |
84b5dbf3 MCC |
1515 | ret = |
1516 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1517 | I2S_BLK_DEVICE_ADDRESS, |
cde4362f MCC |
1518 | (u16)reg->reg, 1, |
1519 | value, 1); | |
84b5dbf3 | 1520 | break; |
ecc67d10 | 1521 | case 34: /* I2S block - read dword */ |
84b5dbf3 MCC |
1522 | ret = |
1523 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1524 | I2S_BLK_DEVICE_ADDRESS, |
cde4362f MCC |
1525 | (u16)reg->reg, 1, |
1526 | value, 4); | |
84b5dbf3 MCC |
1527 | break; |
1528 | } | |
1529 | } | |
1530 | return ret < 0 ? ret : 0; | |
1531 | ||
1532 | default: | |
1533 | break; | |
1534 | } | |
e0d3bafd SD |
1535 | |
1536 | mutex_lock(&dev->lock); | |
b1196126 | 1537 | call_all(dev, core, s_register, reg); |
84b5dbf3 | 1538 | mutex_unlock(&dev->lock); |
e0d3bafd | 1539 | |
84b5dbf3 | 1540 | return ret; |
e0d3bafd SD |
1541 | } |
1542 | #endif | |
1543 | ||
e0d3bafd | 1544 | static int vidioc_cropcap(struct file *file, void *priv, |
84b5dbf3 | 1545 | struct v4l2_cropcap *cc) |
e0d3bafd | 1546 | { |
84b5dbf3 MCC |
1547 | struct cx231xx_fh *fh = priv; |
1548 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1549 | |
1550 | if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
1551 | return -EINVAL; | |
1552 | ||
1553 | cc->bounds.left = 0; | |
1554 | cc->bounds.top = 0; | |
1555 | cc->bounds.width = dev->width; | |
1556 | cc->bounds.height = dev->height; | |
1557 | cc->defrect = cc->bounds; | |
1558 | cc->pixelaspect.numerator = 54; /* 4:3 FIXME: remove magic numbers */ | |
1559 | cc->pixelaspect.denominator = 59; | |
1560 | ||
1561 | return 0; | |
1562 | } | |
1563 | ||
1564 | static int vidioc_streamon(struct file *file, void *priv, | |
84b5dbf3 | 1565 | enum v4l2_buf_type type) |
e0d3bafd | 1566 | { |
84b5dbf3 MCC |
1567 | struct cx231xx_fh *fh = priv; |
1568 | struct cx231xx *dev = fh->dev; | |
1569 | int rc; | |
e0d3bafd SD |
1570 | |
1571 | rc = check_dev(dev); | |
1572 | if (rc < 0) | |
1573 | return rc; | |
1574 | ||
84b5dbf3 | 1575 | mutex_lock(&dev->lock); |
e0d3bafd SD |
1576 | rc = res_get(fh); |
1577 | ||
1578 | if (likely(rc >= 0)) | |
1579 | rc = videobuf_streamon(&fh->vb_vidq); | |
1580 | ||
b1196126 SD |
1581 | call_all(dev, video, s_stream, 1); |
1582 | ||
e0d3bafd SD |
1583 | mutex_unlock(&dev->lock); |
1584 | ||
1585 | return rc; | |
1586 | } | |
1587 | ||
1588 | static int vidioc_streamoff(struct file *file, void *priv, | |
84b5dbf3 | 1589 | enum v4l2_buf_type type) |
e0d3bafd | 1590 | { |
84b5dbf3 MCC |
1591 | struct cx231xx_fh *fh = priv; |
1592 | struct cx231xx *dev = fh->dev; | |
1593 | int rc; | |
e0d3bafd SD |
1594 | |
1595 | rc = check_dev(dev); | |
1596 | if (rc < 0) | |
1597 | return rc; | |
1598 | ||
92fcbd3f | 1599 | if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
84b5dbf3 | 1600 | (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)) |
e0d3bafd SD |
1601 | return -EINVAL; |
1602 | if (type != fh->type) | |
1603 | return -EINVAL; | |
1604 | ||
84b5dbf3 | 1605 | mutex_lock(&dev->lock); |
e0d3bafd | 1606 | |
b1196126 SD |
1607 | cx25840_call(dev, video, s_stream, 0); |
1608 | ||
e0d3bafd SD |
1609 | videobuf_streamoff(&fh->vb_vidq); |
1610 | res_free(fh); | |
1611 | ||
84b5dbf3 | 1612 | mutex_unlock(&dev->lock); |
e0d3bafd SD |
1613 | |
1614 | return 0; | |
1615 | } | |
1616 | ||
84b5dbf3 MCC |
1617 | static int vidioc_querycap(struct file *file, void *priv, |
1618 | struct v4l2_capability *cap) | |
e0d3bafd | 1619 | { |
84b5dbf3 MCC |
1620 | struct cx231xx_fh *fh = priv; |
1621 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1622 | |
1623 | strlcpy(cap->driver, "cx231xx", sizeof(cap->driver)); | |
1624 | strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card)); | |
2c6beca8 | 1625 | usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); |
e0d3bafd SD |
1626 | |
1627 | cap->version = CX231XX_VERSION_CODE; | |
1628 | ||
84b5dbf3 | 1629 | cap->capabilities = V4L2_CAP_VBI_CAPTURE | |
e0d3bafd | 1630 | #if 0 |
6e4f574b | 1631 | V4L2_CAP_SLICED_VBI_CAPTURE | |
e0d3bafd | 1632 | #endif |
6e4f574b SD |
1633 | V4L2_CAP_VIDEO_CAPTURE | |
1634 | V4L2_CAP_AUDIO | | |
1635 | V4L2_CAP_READWRITE | | |
1636 | V4L2_CAP_STREAMING; | |
e0d3bafd SD |
1637 | |
1638 | if (dev->tuner_type != TUNER_ABSENT) | |
1639 | cap->capabilities |= V4L2_CAP_TUNER; | |
1640 | ||
1641 | return 0; | |
1642 | } | |
1643 | ||
84b5dbf3 MCC |
1644 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, |
1645 | struct v4l2_fmtdesc *f) | |
e0d3bafd | 1646 | { |
84b5dbf3 | 1647 | if (unlikely(f->index >= ARRAY_SIZE(format))) |
e0d3bafd SD |
1648 | return -EINVAL; |
1649 | ||
1650 | strlcpy(f->description, format[f->index].name, sizeof(f->description)); | |
1651 | f->pixelformat = format[f->index].fourcc; | |
1652 | ||
1653 | return 0; | |
1654 | } | |
1655 | ||
1656 | /* Sliced VBI ioctls */ | |
1657 | static int vidioc_g_fmt_sliced_vbi_cap(struct file *file, void *priv, | |
84b5dbf3 | 1658 | struct v4l2_format *f) |
e0d3bafd | 1659 | { |
84b5dbf3 MCC |
1660 | struct cx231xx_fh *fh = priv; |
1661 | struct cx231xx *dev = fh->dev; | |
1662 | int rc; | |
e0d3bafd SD |
1663 | |
1664 | rc = check_dev(dev); | |
1665 | if (rc < 0) | |
1666 | return rc; | |
1667 | ||
1668 | mutex_lock(&dev->lock); | |
1669 | ||
1670 | f->fmt.sliced.service_set = 0; | |
1671 | ||
b1196126 | 1672 | call_all(dev, video, g_fmt, f); |
e0d3bafd SD |
1673 | |
1674 | if (f->fmt.sliced.service_set == 0) | |
1675 | rc = -EINVAL; | |
1676 | ||
1677 | mutex_unlock(&dev->lock); | |
1678 | return rc; | |
1679 | } | |
1680 | ||
1681 | static int vidioc_try_set_sliced_vbi_cap(struct file *file, void *priv, | |
84b5dbf3 | 1682 | struct v4l2_format *f) |
e0d3bafd | 1683 | { |
84b5dbf3 MCC |
1684 | struct cx231xx_fh *fh = priv; |
1685 | struct cx231xx *dev = fh->dev; | |
1686 | int rc; | |
e0d3bafd SD |
1687 | |
1688 | rc = check_dev(dev); | |
1689 | if (rc < 0) | |
1690 | return rc; | |
1691 | ||
1692 | mutex_lock(&dev->lock); | |
b1196126 | 1693 | call_all(dev, video, g_fmt, f); |
e0d3bafd SD |
1694 | mutex_unlock(&dev->lock); |
1695 | ||
1696 | if (f->fmt.sliced.service_set == 0) | |
1697 | return -EINVAL; | |
1698 | ||
1699 | return 0; | |
1700 | } | |
1701 | ||
e0d3bafd SD |
1702 | /* RAW VBI ioctls */ |
1703 | ||
1704 | static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, | |
84b5dbf3 | 1705 | struct v4l2_format *f) |
e0d3bafd | 1706 | { |
84b5dbf3 MCC |
1707 | struct cx231xx_fh *fh = priv; |
1708 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1709 | |
1710 | f->fmt.vbi.sampling_rate = (dev->norm & V4L2_STD_625_50) ? | |
84b5dbf3 | 1711 | 35468950 : 28636363; |
e0d3bafd SD |
1712 | f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; |
1713 | f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
1714 | f->fmt.vbi.offset = 64 * 4; | |
1715 | f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ? | |
84b5dbf3 | 1716 | PAL_VBI_START_LINE : NTSC_VBI_START_LINE; |
e0d3bafd | 1717 | f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1718 | PAL_VBI_LINES : NTSC_VBI_LINES; |
e0d3bafd | 1719 | f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1720 | PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263; |
e0d3bafd SD |
1721 | f->fmt.vbi.count[1] = f->fmt.vbi.count[0]; |
1722 | ||
1723 | return 0; | |
1724 | ||
1725 | } | |
1726 | ||
1727 | static int vidioc_try_fmt_vbi_cap(struct file *file, void *priv, | |
84b5dbf3 | 1728 | struct v4l2_format *f) |
e0d3bafd | 1729 | { |
84b5dbf3 MCC |
1730 | struct cx231xx_fh *fh = priv; |
1731 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 1732 | |
84b5dbf3 | 1733 | if (dev->vbi_stream_on && !fh->stream_on) { |
e0d3bafd SD |
1734 | cx231xx_errdev("%s device in use by another fh\n", __func__); |
1735 | return -EBUSY; | |
1736 | } | |
1737 | ||
1738 | f->type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1739 | f->fmt.vbi.sampling_rate = (dev->norm & V4L2_STD_625_50) ? | |
84b5dbf3 | 1740 | 35468950 : 28636363; |
e0d3bafd SD |
1741 | f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; |
1742 | f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
1743 | f->fmt.vbi.offset = 244; | |
1744 | f->fmt.vbi.flags = 0; | |
1745 | f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ? | |
84b5dbf3 | 1746 | PAL_VBI_START_LINE : NTSC_VBI_START_LINE; |
e0d3bafd | 1747 | f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1748 | PAL_VBI_LINES : NTSC_VBI_LINES; |
e0d3bafd | 1749 | f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1750 | PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263; |
e0d3bafd SD |
1751 | f->fmt.vbi.count[1] = f->fmt.vbi.count[0]; |
1752 | ||
1753 | return 0; | |
1754 | ||
1755 | } | |
1756 | ||
1757 | static int vidioc_reqbufs(struct file *file, void *priv, | |
1758 | struct v4l2_requestbuffers *rb) | |
1759 | { | |
84b5dbf3 MCC |
1760 | struct cx231xx_fh *fh = priv; |
1761 | struct cx231xx *dev = fh->dev; | |
1762 | int rc; | |
e0d3bafd SD |
1763 | |
1764 | rc = check_dev(dev); | |
1765 | if (rc < 0) | |
1766 | return rc; | |
1767 | ||
cde4362f | 1768 | return videobuf_reqbufs(&fh->vb_vidq, rb); |
e0d3bafd SD |
1769 | } |
1770 | ||
84b5dbf3 | 1771 | static int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *b) |
e0d3bafd | 1772 | { |
84b5dbf3 MCC |
1773 | struct cx231xx_fh *fh = priv; |
1774 | struct cx231xx *dev = fh->dev; | |
1775 | int rc; | |
e0d3bafd SD |
1776 | |
1777 | rc = check_dev(dev); | |
1778 | if (rc < 0) | |
1779 | return rc; | |
1780 | ||
cde4362f | 1781 | return videobuf_querybuf(&fh->vb_vidq, b); |
e0d3bafd SD |
1782 | } |
1783 | ||
1784 | static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
1785 | { | |
84b5dbf3 MCC |
1786 | struct cx231xx_fh *fh = priv; |
1787 | struct cx231xx *dev = fh->dev; | |
1788 | int rc; | |
e0d3bafd SD |
1789 | |
1790 | rc = check_dev(dev); | |
1791 | if (rc < 0) | |
1792 | return rc; | |
1793 | ||
cde4362f | 1794 | return videobuf_qbuf(&fh->vb_vidq, b); |
e0d3bafd SD |
1795 | } |
1796 | ||
1797 | static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
1798 | { | |
84b5dbf3 MCC |
1799 | struct cx231xx_fh *fh = priv; |
1800 | struct cx231xx *dev = fh->dev; | |
1801 | int rc; | |
e0d3bafd SD |
1802 | |
1803 | rc = check_dev(dev); | |
1804 | if (rc < 0) | |
1805 | return rc; | |
1806 | ||
cde4362f | 1807 | return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK); |
e0d3bafd SD |
1808 | } |
1809 | ||
1810 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | |
1811 | static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf) | |
1812 | { | |
84b5dbf3 | 1813 | struct cx231xx_fh *fh = priv; |
e0d3bafd SD |
1814 | |
1815 | return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8); | |
1816 | } | |
1817 | #endif | |
1818 | ||
e0d3bafd SD |
1819 | /* ----------------------------------------------------------- */ |
1820 | /* RADIO ESPECIFIC IOCTLS */ | |
1821 | /* ----------------------------------------------------------- */ | |
1822 | ||
84b5dbf3 | 1823 | static int radio_querycap(struct file *file, void *priv, |
e0d3bafd SD |
1824 | struct v4l2_capability *cap) |
1825 | { | |
1826 | struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev; | |
1827 | ||
1828 | strlcpy(cap->driver, "cx231xx", sizeof(cap->driver)); | |
1829 | strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card)); | |
1830 | usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); | |
1831 | ||
1832 | cap->version = CX231XX_VERSION_CODE; | |
1833 | cap->capabilities = V4L2_CAP_TUNER; | |
1834 | return 0; | |
1835 | } | |
1836 | ||
84b5dbf3 | 1837 | static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd SD |
1838 | { |
1839 | struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev; | |
1840 | ||
1841 | if (unlikely(t->index > 0)) | |
1842 | return -EINVAL; | |
1843 | ||
1844 | strcpy(t->name, "Radio"); | |
1845 | t->type = V4L2_TUNER_RADIO; | |
1846 | ||
84b5dbf3 | 1847 | mutex_lock(&dev->lock); |
b1196126 | 1848 | call_all(dev, tuner, s_tuner, t); |
84b5dbf3 | 1849 | mutex_unlock(&dev->lock); |
e0d3bafd SD |
1850 | |
1851 | return 0; | |
1852 | } | |
1853 | ||
84b5dbf3 | 1854 | static int radio_enum_input(struct file *file, void *priv, struct v4l2_input *i) |
e0d3bafd SD |
1855 | { |
1856 | if (i->index != 0) | |
1857 | return -EINVAL; | |
1858 | strcpy(i->name, "Radio"); | |
1859 | i->type = V4L2_INPUT_TYPE_TUNER; | |
1860 | ||
1861 | return 0; | |
1862 | } | |
1863 | ||
1864 | static int radio_g_audio(struct file *file, void *priv, struct v4l2_audio *a) | |
1865 | { | |
1866 | if (unlikely(a->index)) | |
1867 | return -EINVAL; | |
1868 | ||
1869 | strcpy(a->name, "Radio"); | |
1870 | return 0; | |
1871 | } | |
1872 | ||
84b5dbf3 | 1873 | static int radio_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd SD |
1874 | { |
1875 | struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev; | |
1876 | ||
1877 | if (0 != t->index) | |
1878 | return -EINVAL; | |
1879 | ||
84b5dbf3 | 1880 | mutex_lock(&dev->lock); |
b1196126 | 1881 | call_all(dev, tuner, s_tuner, t); |
84b5dbf3 | 1882 | mutex_unlock(&dev->lock); |
e0d3bafd SD |
1883 | |
1884 | return 0; | |
1885 | } | |
1886 | ||
84b5dbf3 | 1887 | static int radio_s_audio(struct file *file, void *fh, struct v4l2_audio *a) |
e0d3bafd SD |
1888 | { |
1889 | return 0; | |
1890 | } | |
1891 | ||
1892 | static int radio_s_input(struct file *file, void *fh, unsigned int i) | |
1893 | { | |
1894 | return 0; | |
1895 | } | |
1896 | ||
1897 | static int radio_queryctrl(struct file *file, void *priv, | |
1898 | struct v4l2_queryctrl *c) | |
1899 | { | |
1900 | int i; | |
1901 | ||
84b5dbf3 | 1902 | if (c->id < V4L2_CID_BASE || c->id >= V4L2_CID_LASTP1) |
e0d3bafd SD |
1903 | return -EINVAL; |
1904 | if (c->id == V4L2_CID_AUDIO_MUTE) { | |
1905 | for (i = 0; i < CX231XX_CTLS; i++) | |
1906 | if (cx231xx_ctls[i].v.id == c->id) | |
1907 | break; | |
1908 | *c = cx231xx_ctls[i].v; | |
1909 | } else | |
1910 | *c = no_ctl; | |
1911 | return 0; | |
1912 | } | |
1913 | ||
1914 | /* | |
1915 | * cx231xx_v4l2_open() | |
1916 | * inits the device and starts isoc transfer | |
1917 | */ | |
1918 | static int cx231xx_v4l2_open(struct file *filp) | |
1919 | { | |
e0d3bafd | 1920 | int errCode = 0, radio = 0; |
63b0d5ad LP |
1921 | struct video_device *vdev = video_devdata(filp); |
1922 | struct cx231xx *dev = video_drvdata(filp); | |
e0d3bafd SD |
1923 | struct cx231xx_fh *fh; |
1924 | enum v4l2_buf_type fh_type = 0; | |
1925 | ||
63b0d5ad LP |
1926 | switch (vdev->vfl_type) { |
1927 | case VFL_TYPE_GRABBER: | |
1928 | fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1929 | break; | |
1930 | case VFL_TYPE_VBI: | |
1931 | fh_type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1932 | break; | |
1933 | case VFL_TYPE_RADIO: | |
1934 | radio = 1; | |
1935 | break; | |
1936 | } | |
e0d3bafd SD |
1937 | |
1938 | mutex_lock(&dev->lock); | |
1939 | ||
50462eb0 LP |
1940 | cx231xx_videodbg("open dev=%s type=%s users=%d\n", |
1941 | video_device_node_name(vdev), v4l2_type_names[fh_type], | |
1942 | dev->users); | |
e0d3bafd SD |
1943 | |
1944 | #if 0 | |
1945 | errCode = cx231xx_set_mode(dev, CX231XX_ANALOG_MODE); | |
1946 | if (errCode < 0) { | |
84b5dbf3 MCC |
1947 | cx231xx_errdev |
1948 | ("Device locked on digital mode. Can't open analog\n"); | |
e0d3bafd SD |
1949 | mutex_unlock(&dev->lock); |
1950 | return -EBUSY; | |
1951 | } | |
1952 | #endif | |
1953 | ||
1954 | fh = kzalloc(sizeof(struct cx231xx_fh), GFP_KERNEL); | |
1955 | if (!fh) { | |
1956 | cx231xx_errdev("cx231xx-video.c: Out of memory?!\n"); | |
1957 | mutex_unlock(&dev->lock); | |
1958 | return -ENOMEM; | |
1959 | } | |
1960 | fh->dev = dev; | |
1961 | fh->radio = radio; | |
1962 | fh->type = fh_type; | |
1963 | filp->private_data = fh; | |
1964 | ||
1965 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) { | |
1966 | dev->width = norm_maxw(dev); | |
1967 | dev->height = norm_maxh(dev); | |
1968 | dev->hscale = 0; | |
1969 | dev->vscale = 0; | |
1970 | ||
84b5dbf3 MCC |
1971 | /* Power up in Analog TV mode */ |
1972 | cx231xx_set_power_mode(dev, POLARIS_AVMODE_ANALOGT_TV); | |
e0d3bafd SD |
1973 | |
1974 | #if 0 | |
1975 | cx231xx_set_mode(dev, CX231XX_ANALOG_MODE); | |
1976 | #endif | |
1977 | cx231xx_resolution_set(dev); | |
1978 | ||
84b5dbf3 MCC |
1979 | /* set video alternate setting */ |
1980 | cx231xx_set_video_alternate(dev); | |
e0d3bafd SD |
1981 | |
1982 | /* Needed, since GPIO might have disabled power of | |
1983 | some i2c device */ | |
1984 | cx231xx_config_i2c(dev); | |
1985 | ||
1986 | /* device needs to be initialized before isoc transfer */ | |
84b5dbf3 MCC |
1987 | dev->video_input = dev->video_input > 2 ? 2 : dev->video_input; |
1988 | video_mux(dev, dev->video_input); | |
e0d3bafd SD |
1989 | |
1990 | } | |
1991 | if (fh->radio) { | |
1992 | cx231xx_videodbg("video_open: setting radio device\n"); | |
1993 | ||
1994 | /* cx231xx_start_radio(dev); */ | |
1995 | ||
b1196126 | 1996 | call_all(dev, tuner, s_radio); |
e0d3bafd SD |
1997 | } |
1998 | ||
1999 | dev->users++; | |
2000 | ||
cde4362f MCC |
2001 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
2002 | videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_video_qops, | |
2003 | NULL, &dev->video_mode.slock, | |
2004 | fh->type, V4L2_FIELD_INTERLACED, | |
84b5dbf3 | 2005 | sizeof(struct cx231xx_buffer), fh); |
84b5dbf3 | 2006 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { |
cde4362f MCC |
2007 | /* Set the required alternate setting VBI interface works in |
2008 | Bulk mode only */ | |
84b5dbf3 | 2009 | cx231xx_set_alt_setting(dev, INDEX_VANC, 0); |
e0d3bafd | 2010 | |
cde4362f MCC |
2011 | videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_vbi_qops, |
2012 | NULL, &dev->vbi_mode.slock, | |
2013 | fh->type, V4L2_FIELD_SEQ_TB, | |
84b5dbf3 MCC |
2014 | sizeof(struct cx231xx_buffer), fh); |
2015 | } | |
e0d3bafd SD |
2016 | |
2017 | mutex_unlock(&dev->lock); | |
2018 | ||
2019 | return errCode; | |
2020 | } | |
2021 | ||
2022 | /* | |
2023 | * cx231xx_realease_resources() | |
2024 | * unregisters the v4l2,i2c and usb devices | |
2025 | * called when the device gets disconected or at module unload | |
2026 | */ | |
2027 | void cx231xx_release_analog_resources(struct cx231xx *dev) | |
2028 | { | |
2029 | ||
2030 | /*FIXME: I2C IR should be disconnected */ | |
2031 | ||
2032 | if (dev->radio_dev) { | |
f0813b4c | 2033 | if (video_is_registered(dev->radio_dev)) |
e0d3bafd SD |
2034 | video_unregister_device(dev->radio_dev); |
2035 | else | |
2036 | video_device_release(dev->radio_dev); | |
2037 | dev->radio_dev = NULL; | |
2038 | } | |
2039 | if (dev->vbi_dev) { | |
38c7c036 LP |
2040 | cx231xx_info("V4L2 device %s deregistered\n", |
2041 | video_device_node_name(dev->vbi_dev)); | |
f0813b4c | 2042 | if (video_is_registered(dev->vbi_dev)) |
e0d3bafd SD |
2043 | video_unregister_device(dev->vbi_dev); |
2044 | else | |
2045 | video_device_release(dev->vbi_dev); | |
2046 | dev->vbi_dev = NULL; | |
2047 | } | |
2048 | if (dev->vdev) { | |
38c7c036 LP |
2049 | cx231xx_info("V4L2 device %s deregistered\n", |
2050 | video_device_node_name(dev->vdev)); | |
f0813b4c | 2051 | if (video_is_registered(dev->vdev)) |
e0d3bafd SD |
2052 | video_unregister_device(dev->vdev); |
2053 | else | |
2054 | video_device_release(dev->vdev); | |
2055 | dev->vdev = NULL; | |
2056 | } | |
2057 | } | |
2058 | ||
2059 | /* | |
2060 | * cx231xx_v4l2_close() | |
2061 | * stops streaming and deallocates all resources allocated by the v4l2 | |
2062 | * calls and ioctls | |
2063 | */ | |
2064 | static int cx231xx_v4l2_close(struct file *filp) | |
2065 | { | |
84b5dbf3 MCC |
2066 | struct cx231xx_fh *fh = filp->private_data; |
2067 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
2068 | |
2069 | cx231xx_videodbg("users=%d\n", dev->users); | |
2070 | ||
84b5dbf3 | 2071 | mutex_lock(&dev->lock); |
e0d3bafd SD |
2072 | |
2073 | if (res_check(fh)) | |
2074 | res_free(fh); | |
2075 | ||
84b5dbf3 MCC |
2076 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { |
2077 | videobuf_stop(&fh->vb_vidq); | |
2078 | videobuf_mmap_free(&fh->vb_vidq); | |
2079 | ||
2080 | /* the device is already disconnect, | |
2081 | free the remaining resources */ | |
2082 | if (dev->state & DEV_DISCONNECTED) { | |
2083 | cx231xx_release_resources(dev); | |
2084 | mutex_unlock(&dev->lock); | |
2085 | kfree(dev); | |
2086 | return 0; | |
2087 | } | |
2088 | ||
2089 | /* do this before setting alternate! */ | |
2090 | cx231xx_uninit_vbi_isoc(dev); | |
2091 | ||
2092 | /* set alternate 0 */ | |
cde4362f | 2093 | if (!dev->vbi_or_sliced_cc_mode) |
84b5dbf3 | 2094 | cx231xx_set_alt_setting(dev, INDEX_VANC, 0); |
cde4362f | 2095 | else |
84b5dbf3 | 2096 | cx231xx_set_alt_setting(dev, INDEX_HANC, 0); |
84b5dbf3 MCC |
2097 | |
2098 | kfree(fh); | |
2099 | dev->users--; | |
2100 | wake_up_interruptible_nr(&dev->open, 1); | |
2101 | mutex_unlock(&dev->lock); | |
2102 | return 0; | |
e0d3bafd SD |
2103 | } |
2104 | ||
2105 | if (dev->users == 1) { | |
2106 | videobuf_stop(&fh->vb_vidq); | |
2107 | videobuf_mmap_free(&fh->vb_vidq); | |
2108 | ||
2109 | /* the device is already disconnect, | |
2110 | free the remaining resources */ | |
2111 | if (dev->state & DEV_DISCONNECTED) { | |
2112 | cx231xx_release_resources(dev); | |
2113 | mutex_unlock(&dev->lock); | |
2114 | kfree(dev); | |
2115 | return 0; | |
2116 | } | |
2117 | ||
84b5dbf3 | 2118 | /* Save some power by putting tuner to sleep */ |
622b828a | 2119 | call_all(dev, core, s_power, 0); |
e0d3bafd SD |
2120 | |
2121 | /* do this before setting alternate! */ | |
2122 | cx231xx_uninit_isoc(dev); | |
2123 | cx231xx_set_mode(dev, CX231XX_SUSPEND); | |
2124 | ||
2125 | /* set alternate 0 */ | |
2126 | cx231xx_set_alt_setting(dev, INDEX_VIDEO, 0); | |
2127 | } | |
2128 | kfree(fh); | |
2129 | dev->users--; | |
2130 | wake_up_interruptible_nr(&dev->open, 1); | |
2131 | mutex_unlock(&dev->lock); | |
2132 | return 0; | |
2133 | } | |
2134 | ||
2135 | /* | |
2136 | * cx231xx_v4l2_read() | |
2137 | * will allocate buffers when called for the first time | |
2138 | */ | |
2139 | static ssize_t | |
cde4362f MCC |
2140 | cx231xx_v4l2_read(struct file *filp, char __user *buf, size_t count, |
2141 | loff_t *pos) | |
e0d3bafd SD |
2142 | { |
2143 | struct cx231xx_fh *fh = filp->private_data; | |
2144 | struct cx231xx *dev = fh->dev; | |
2145 | int rc; | |
2146 | ||
2147 | rc = check_dev(dev); | |
2148 | if (rc < 0) | |
2149 | return rc; | |
2150 | ||
84b5dbf3 MCC |
2151 | if ((fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) || |
2152 | (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)) { | |
e0d3bafd SD |
2153 | mutex_lock(&dev->lock); |
2154 | rc = res_get(fh); | |
2155 | mutex_unlock(&dev->lock); | |
2156 | ||
2157 | if (unlikely(rc < 0)) | |
2158 | return rc; | |
2159 | ||
2160 | return videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0, | |
84b5dbf3 | 2161 | filp->f_flags & O_NONBLOCK); |
e0d3bafd SD |
2162 | } |
2163 | return 0; | |
2164 | } | |
2165 | ||
2166 | /* | |
2167 | * cx231xx_v4l2_poll() | |
2168 | * will allocate buffers when called for the first time | |
2169 | */ | |
2170 | static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table * wait) | |
2171 | { | |
2172 | struct cx231xx_fh *fh = filp->private_data; | |
2173 | struct cx231xx *dev = fh->dev; | |
2174 | int rc; | |
2175 | ||
2176 | rc = check_dev(dev); | |
2177 | if (rc < 0) | |
2178 | return rc; | |
2179 | ||
2180 | mutex_lock(&dev->lock); | |
2181 | rc = res_get(fh); | |
2182 | mutex_unlock(&dev->lock); | |
2183 | ||
2184 | if (unlikely(rc < 0)) | |
2185 | return POLLERR; | |
2186 | ||
84b5dbf3 MCC |
2187 | if ((V4L2_BUF_TYPE_VIDEO_CAPTURE == fh->type) || |
2188 | (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)) | |
2189 | return videobuf_poll_stream(filp, &fh->vb_vidq, wait); | |
2190 | else | |
e0d3bafd SD |
2191 | return POLLERR; |
2192 | } | |
2193 | ||
2194 | /* | |
2195 | * cx231xx_v4l2_mmap() | |
2196 | */ | |
2197 | static int cx231xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma) | |
2198 | { | |
84b5dbf3 MCC |
2199 | struct cx231xx_fh *fh = filp->private_data; |
2200 | struct cx231xx *dev = fh->dev; | |
2201 | int rc; | |
e0d3bafd SD |
2202 | |
2203 | rc = check_dev(dev); | |
2204 | if (rc < 0) | |
2205 | return rc; | |
2206 | ||
84b5dbf3 | 2207 | mutex_lock(&dev->lock); |
e0d3bafd SD |
2208 | rc = res_get(fh); |
2209 | mutex_unlock(&dev->lock); | |
2210 | ||
2211 | if (unlikely(rc < 0)) | |
2212 | return rc; | |
2213 | ||
2214 | rc = videobuf_mmap_mapper(&fh->vb_vidq, vma); | |
2215 | ||
2216 | cx231xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n", | |
84b5dbf3 MCC |
2217 | (unsigned long)vma->vm_start, |
2218 | (unsigned long)vma->vm_end - | |
2219 | (unsigned long)vma->vm_start, rc); | |
e0d3bafd SD |
2220 | |
2221 | return rc; | |
2222 | } | |
2223 | ||
2224 | static const struct v4l2_file_operations cx231xx_v4l_fops = { | |
cde4362f MCC |
2225 | .owner = THIS_MODULE, |
2226 | .open = cx231xx_v4l2_open, | |
84b5dbf3 | 2227 | .release = cx231xx_v4l2_close, |
cde4362f MCC |
2228 | .read = cx231xx_v4l2_read, |
2229 | .poll = cx231xx_v4l2_poll, | |
2230 | .mmap = cx231xx_v4l2_mmap, | |
2231 | .ioctl = video_ioctl2, | |
e0d3bafd SD |
2232 | }; |
2233 | ||
2234 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | |
cde4362f MCC |
2235 | .vidioc_querycap = vidioc_querycap, |
2236 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, | |
2237 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
2238 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
2239 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
2240 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, | |
2241 | .vidioc_try_fmt_vbi_cap = vidioc_try_fmt_vbi_cap, | |
2242 | .vidioc_s_fmt_vbi_cap = vidioc_try_fmt_vbi_cap, | |
2243 | .vidioc_g_audio = vidioc_g_audio, | |
2244 | .vidioc_s_audio = vidioc_s_audio, | |
2245 | .vidioc_cropcap = vidioc_cropcap, | |
2246 | .vidioc_g_fmt_sliced_vbi_cap = vidioc_g_fmt_sliced_vbi_cap, | |
e0d3bafd | 2247 | .vidioc_try_fmt_sliced_vbi_cap = vidioc_try_set_sliced_vbi_cap, |
cde4362f MCC |
2248 | .vidioc_reqbufs = vidioc_reqbufs, |
2249 | .vidioc_querybuf = vidioc_querybuf, | |
2250 | .vidioc_qbuf = vidioc_qbuf, | |
2251 | .vidioc_dqbuf = vidioc_dqbuf, | |
2252 | .vidioc_s_std = vidioc_s_std, | |
2253 | .vidioc_g_std = vidioc_g_std, | |
2254 | .vidioc_enum_input = vidioc_enum_input, | |
2255 | .vidioc_g_input = vidioc_g_input, | |
2256 | .vidioc_s_input = vidioc_s_input, | |
2257 | .vidioc_queryctrl = vidioc_queryctrl, | |
2258 | .vidioc_g_ctrl = vidioc_g_ctrl, | |
2259 | .vidioc_s_ctrl = vidioc_s_ctrl, | |
2260 | .vidioc_streamon = vidioc_streamon, | |
2261 | .vidioc_streamoff = vidioc_streamoff, | |
2262 | .vidioc_g_tuner = vidioc_g_tuner, | |
2263 | .vidioc_s_tuner = vidioc_s_tuner, | |
2264 | .vidioc_g_frequency = vidioc_g_frequency, | |
2265 | .vidioc_s_frequency = vidioc_s_frequency, | |
e0d3bafd | 2266 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
cde4362f MCC |
2267 | .vidioc_g_register = vidioc_g_register, |
2268 | .vidioc_s_register = vidioc_s_register, | |
e0d3bafd SD |
2269 | #endif |
2270 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | |
cde4362f | 2271 | .vidiocgmbuf = vidiocgmbuf, |
e0d3bafd SD |
2272 | #endif |
2273 | }; | |
2274 | ||
2275 | static struct video_device cx231xx_vbi_template; | |
2276 | ||
2277 | static const struct video_device cx231xx_video_template = { | |
cde4362f MCC |
2278 | .fops = &cx231xx_v4l_fops, |
2279 | .release = video_device_release, | |
2280 | .ioctl_ops = &video_ioctl_ops, | |
cde4362f | 2281 | .tvnorms = V4L2_STD_ALL, |
84b5dbf3 | 2282 | .current_norm = V4L2_STD_PAL, |
e0d3bafd SD |
2283 | }; |
2284 | ||
2285 | static const struct v4l2_file_operations radio_fops = { | |
cde4362f MCC |
2286 | .owner = THIS_MODULE, |
2287 | .open = cx231xx_v4l2_open, | |
84b5dbf3 | 2288 | .release = cx231xx_v4l2_close, |
cde4362f | 2289 | .ioctl = video_ioctl2, |
e0d3bafd SD |
2290 | }; |
2291 | ||
2292 | static const struct v4l2_ioctl_ops radio_ioctl_ops = { | |
cde4362f MCC |
2293 | .vidioc_querycap = radio_querycap, |
2294 | .vidioc_g_tuner = radio_g_tuner, | |
2295 | .vidioc_enum_input = radio_enum_input, | |
2296 | .vidioc_g_audio = radio_g_audio, | |
2297 | .vidioc_s_tuner = radio_s_tuner, | |
2298 | .vidioc_s_audio = radio_s_audio, | |
2299 | .vidioc_s_input = radio_s_input, | |
2300 | .vidioc_queryctrl = radio_queryctrl, | |
2301 | .vidioc_g_ctrl = vidioc_g_ctrl, | |
2302 | .vidioc_s_ctrl = vidioc_s_ctrl, | |
84b5dbf3 MCC |
2303 | .vidioc_g_frequency = vidioc_g_frequency, |
2304 | .vidioc_s_frequency = vidioc_s_frequency, | |
e0d3bafd | 2305 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
cde4362f MCC |
2306 | .vidioc_g_register = vidioc_g_register, |
2307 | .vidioc_s_register = vidioc_s_register, | |
e0d3bafd SD |
2308 | #endif |
2309 | }; | |
2310 | ||
2311 | static struct video_device cx231xx_radio_template = { | |
cde4362f MCC |
2312 | .name = "cx231xx-radio", |
2313 | .fops = &radio_fops, | |
84b5dbf3 | 2314 | .ioctl_ops = &radio_ioctl_ops, |
e0d3bafd SD |
2315 | }; |
2316 | ||
2317 | /******************************** usb interface ******************************/ | |
2318 | ||
b9255176 SD |
2319 | static struct video_device *cx231xx_vdev_init(struct cx231xx *dev, |
2320 | const struct video_device | |
2321 | *template, const char *type_name) | |
e0d3bafd SD |
2322 | { |
2323 | struct video_device *vfd; | |
2324 | ||
2325 | vfd = video_device_alloc(); | |
2326 | if (NULL == vfd) | |
2327 | return NULL; | |
cde4362f | 2328 | |
e0d3bafd | 2329 | *vfd = *template; |
b1196126 | 2330 | vfd->v4l2_dev = &dev->v4l2_dev; |
e0d3bafd SD |
2331 | vfd->release = video_device_release; |
2332 | vfd->debug = video_debug; | |
2333 | ||
84b5dbf3 | 2334 | snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name); |
e0d3bafd | 2335 | |
63b0d5ad | 2336 | video_set_drvdata(vfd, dev); |
e0d3bafd SD |
2337 | return vfd; |
2338 | } | |
2339 | ||
2340 | int cx231xx_register_analog_devices(struct cx231xx *dev) | |
2341 | { | |
2342 | int ret; | |
2343 | ||
e0d3bafd | 2344 | cx231xx_info("%s: v4l2 driver version %d.%d.%d\n", |
84b5dbf3 MCC |
2345 | dev->name, |
2346 | (CX231XX_VERSION_CODE >> 16) & 0xff, | |
2347 | (CX231XX_VERSION_CODE >> 8) & 0xff, | |
2348 | CX231XX_VERSION_CODE & 0xff); | |
e0d3bafd SD |
2349 | |
2350 | /* set default norm */ | |
84b5dbf3 | 2351 | /*dev->norm = cx231xx_video_template.current_norm; */ |
e0d3bafd SD |
2352 | dev->width = norm_maxw(dev); |
2353 | dev->height = norm_maxh(dev); | |
2354 | dev->interlaced = 0; | |
2355 | dev->hscale = 0; | |
2356 | dev->vscale = 0; | |
2357 | ||
2358 | /* Analog specific initialization */ | |
2359 | dev->format = &format[0]; | |
2360 | /* video_mux(dev, dev->video_input); */ | |
2361 | ||
2362 | /* Audio defaults */ | |
2363 | dev->mute = 1; | |
2364 | dev->volume = 0x1f; | |
2365 | ||
2366 | /* enable vbi capturing */ | |
84b5dbf3 | 2367 | /* write code here... */ |
e0d3bafd SD |
2368 | |
2369 | /* allocate and fill video video_device struct */ | |
2370 | dev->vdev = cx231xx_vdev_init(dev, &cx231xx_video_template, "video"); | |
2371 | if (!dev->vdev) { | |
2372 | cx231xx_errdev("cannot allocate video_device.\n"); | |
2373 | return -ENODEV; | |
2374 | } | |
2375 | ||
2376 | /* register v4l2 video video_device */ | |
2377 | ret = video_register_device(dev->vdev, VFL_TYPE_GRABBER, | |
84b5dbf3 | 2378 | video_nr[dev->devno]); |
e0d3bafd | 2379 | if (ret) { |
84b5dbf3 MCC |
2380 | cx231xx_errdev("unable to register video device (error=%i).\n", |
2381 | ret); | |
e0d3bafd SD |
2382 | return ret; |
2383 | } | |
2384 | ||
38c7c036 LP |
2385 | cx231xx_info("%s/0: registered device %s [v4l2]\n", |
2386 | dev->name, video_device_node_name(dev->vdev)); | |
e0d3bafd | 2387 | |
84b5dbf3 MCC |
2388 | /* Initialize VBI template */ |
2389 | memcpy(&cx231xx_vbi_template, &cx231xx_video_template, | |
2390 | sizeof(cx231xx_vbi_template)); | |
2391 | strcpy(cx231xx_vbi_template.name, "cx231xx-vbi"); | |
e0d3bafd SD |
2392 | |
2393 | /* Allocate and fill vbi video_device struct */ | |
2394 | dev->vbi_dev = cx231xx_vdev_init(dev, &cx231xx_vbi_template, "vbi"); | |
2395 | ||
2396 | /* register v4l2 vbi video_device */ | |
2397 | ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, | |
84b5dbf3 | 2398 | vbi_nr[dev->devno]); |
e0d3bafd SD |
2399 | if (ret < 0) { |
2400 | cx231xx_errdev("unable to register vbi device\n"); | |
2401 | return ret; | |
2402 | } | |
2403 | ||
38c7c036 LP |
2404 | cx231xx_info("%s/0: registered device %s\n", |
2405 | dev->name, video_device_node_name(dev->vbi_dev)); | |
e0d3bafd SD |
2406 | |
2407 | if (cx231xx_boards[dev->model].radio.type == CX231XX_RADIO) { | |
cde4362f MCC |
2408 | dev->radio_dev = cx231xx_vdev_init(dev, &cx231xx_radio_template, |
2409 | "radio"); | |
e0d3bafd SD |
2410 | if (!dev->radio_dev) { |
2411 | cx231xx_errdev("cannot allocate video_device.\n"); | |
2412 | return -ENODEV; | |
2413 | } | |
2414 | ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO, | |
2415 | radio_nr[dev->devno]); | |
2416 | if (ret < 0) { | |
2417 | cx231xx_errdev("can't register radio device\n"); | |
2418 | return ret; | |
2419 | } | |
38c7c036 LP |
2420 | cx231xx_info("Registered radio device as %s\n", |
2421 | video_device_node_name(dev->radio_dev)); | |
e0d3bafd SD |
2422 | } |
2423 | ||
38c7c036 LP |
2424 | cx231xx_info("V4L2 device registered as %s and %s\n", |
2425 | video_device_node_name(dev->vdev), | |
2426 | video_device_node_name(dev->vbi_dev)); | |
e0d3bafd SD |
2427 | |
2428 | return 0; | |
2429 | } |