Commit | Line | Data |
---|---|---|
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> | |
e0d3bafd SD |
32 | #include <linux/mm.h> |
33 | #include <linux/mutex.h> | |
5a0e3ad6 | 34 | #include <linux/slab.h> |
e0d3bafd SD |
35 | |
36 | #include <media/v4l2-common.h> | |
37 | #include <media/v4l2-ioctl.h> | |
1d08a4fa | 38 | #include <media/v4l2-event.h> |
e0d3bafd SD |
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 | ||
1990d50b | 48 | #define CX231XX_VERSION "0.0.2" |
818fdf34 | 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"); | |
1990d50b | 73 | MODULE_VERSION(CX231XX_VERSION); |
e0d3bafd | 74 | |
e0d3bafd SD |
75 | static unsigned int card[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; |
76 | static unsigned int video_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; | |
77 | static unsigned int vbi_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; | |
78 | static unsigned int radio_nr[] = {[0 ... (CX231XX_MAXBOARDS - 1)] = UNSET }; | |
79 | ||
84b5dbf3 | 80 | module_param_array(card, int, NULL, 0444); |
e0d3bafd SD |
81 | module_param_array(video_nr, int, NULL, 0444); |
82 | module_param_array(vbi_nr, int, NULL, 0444); | |
83 | module_param_array(radio_nr, int, NULL, 0444); | |
84 | ||
84b5dbf3 | 85 | MODULE_PARM_DESC(card, "card type"); |
e0d3bafd | 86 | MODULE_PARM_DESC(video_nr, "video device numbers"); |
84b5dbf3 | 87 | MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); |
e0d3bafd SD |
88 | MODULE_PARM_DESC(radio_nr, "radio device numbers"); |
89 | ||
90 | static unsigned int video_debug; | |
91 | module_param(video_debug, int, 0644); | |
92 | MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); | |
93 | ||
e0d3bafd SD |
94 | /* supported video standards */ |
95 | static struct cx231xx_fmt format[] = { | |
96 | { | |
84b5dbf3 MCC |
97 | .name = "16bpp YUY2, 4:2:2, packed", |
98 | .fourcc = V4L2_PIX_FMT_YUYV, | |
99 | .depth = 16, | |
100 | .reg = 0, | |
101 | }, | |
e0d3bafd SD |
102 | }; |
103 | ||
e0d3bafd | 104 | |
e0d3bafd SD |
105 | /* ------------------------------------------------------------------ |
106 | Video buffer and parser functions | |
107 | ------------------------------------------------------------------*/ | |
108 | ||
109 | /* | |
110 | * Announces that a buffer were filled and request the next | |
111 | */ | |
112 | static inline void buffer_filled(struct cx231xx *dev, | |
84b5dbf3 MCC |
113 | struct cx231xx_dmaqueue *dma_q, |
114 | struct cx231xx_buffer *buf) | |
e0d3bafd SD |
115 | { |
116 | /* Advice that buffer was filled */ | |
117 | cx231xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i); | |
118 | buf->vb.state = VIDEOBUF_DONE; | |
119 | buf->vb.field_count++; | |
8e6057b5 | 120 | v4l2_get_timestamp(&buf->vb.ts); |
e0d3bafd | 121 | |
64fbf444 PB |
122 | if (dev->USE_ISO) |
123 | dev->video_mode.isoc_ctl.buf = NULL; | |
124 | else | |
125 | dev->video_mode.bulk_ctl.buf = NULL; | |
e0d3bafd SD |
126 | |
127 | list_del(&buf->vb.queue); | |
128 | wake_up(&buf->vb.done); | |
129 | } | |
130 | ||
84b5dbf3 | 131 | static inline void print_err_status(struct cx231xx *dev, int packet, int status) |
e0d3bafd SD |
132 | { |
133 | char *errmsg = "Unknown"; | |
134 | ||
135 | switch (status) { | |
136 | case -ENOENT: | |
137 | errmsg = "unlinked synchronuously"; | |
138 | break; | |
139 | case -ECONNRESET: | |
140 | errmsg = "unlinked asynchronuously"; | |
141 | break; | |
142 | case -ENOSR: | |
143 | errmsg = "Buffer error (overrun)"; | |
144 | break; | |
145 | case -EPIPE: | |
146 | errmsg = "Stalled (device not responding)"; | |
147 | break; | |
148 | case -EOVERFLOW: | |
149 | errmsg = "Babble (bad cable?)"; | |
150 | break; | |
151 | case -EPROTO: | |
152 | errmsg = "Bit-stuff error (bad cable?)"; | |
153 | break; | |
154 | case -EILSEQ: | |
155 | errmsg = "CRC/Timeout (could be anything)"; | |
156 | break; | |
157 | case -ETIME: | |
158 | errmsg = "Device does not respond"; | |
159 | break; | |
160 | } | |
161 | if (packet < 0) { | |
84b5dbf3 | 162 | cx231xx_isocdbg("URB status %d [%s].\n", status, errmsg); |
e0d3bafd SD |
163 | } else { |
164 | cx231xx_isocdbg("URB packet %d, status %d [%s].\n", | |
84b5dbf3 | 165 | packet, status, errmsg); |
e0d3bafd SD |
166 | } |
167 | } | |
168 | ||
169 | /* | |
170 | * video-buf generic routine to get the next available buffer | |
171 | */ | |
172 | static inline void get_next_buf(struct cx231xx_dmaqueue *dma_q, | |
84b5dbf3 | 173 | struct cx231xx_buffer **buf) |
e0d3bafd | 174 | { |
84b5dbf3 MCC |
175 | struct cx231xx_video_mode *vmode = |
176 | container_of(dma_q, struct cx231xx_video_mode, vidq); | |
177 | struct cx231xx *dev = container_of(vmode, struct cx231xx, video_mode); | |
e0d3bafd SD |
178 | |
179 | char *outp; | |
180 | ||
e0d3bafd SD |
181 | if (list_empty(&dma_q->active)) { |
182 | cx231xx_isocdbg("No active queue to serve\n"); | |
64fbf444 PB |
183 | if (dev->USE_ISO) |
184 | dev->video_mode.isoc_ctl.buf = NULL; | |
185 | else | |
186 | dev->video_mode.bulk_ctl.buf = NULL; | |
e0d3bafd SD |
187 | *buf = NULL; |
188 | return; | |
189 | } | |
190 | ||
191 | /* Get the next buffer */ | |
192 | *buf = list_entry(dma_q->active.next, struct cx231xx_buffer, vb.queue); | |
193 | ||
25985edc | 194 | /* Cleans up buffer - Useful for testing for frame/URB loss */ |
e0d3bafd SD |
195 | outp = videobuf_to_vmalloc(&(*buf)->vb); |
196 | memset(outp, 0, (*buf)->vb.size); | |
197 | ||
64fbf444 PB |
198 | if (dev->USE_ISO) |
199 | dev->video_mode.isoc_ctl.buf = *buf; | |
200 | else | |
201 | dev->video_mode.bulk_ctl.buf = *buf; | |
e0d3bafd SD |
202 | |
203 | return; | |
204 | } | |
205 | ||
206 | /* | |
207 | * Controls the isoc copy of each urb packet | |
208 | */ | |
209 | static inline int cx231xx_isoc_copy(struct cx231xx *dev, struct urb *urb) | |
210 | { | |
84b5dbf3 | 211 | struct cx231xx_dmaqueue *dma_q = urb->context; |
84b5dbf3 | 212 | int i, rc = 1; |
e0d3bafd | 213 | unsigned char *p_buffer; |
84b5dbf3 MCC |
214 | u32 bytes_parsed = 0, buffer_size = 0; |
215 | u8 sav_eav = 0; | |
e0d3bafd SD |
216 | |
217 | if (!dev) | |
218 | return 0; | |
219 | ||
990862a2 | 220 | if (dev->state & DEV_DISCONNECTED) |
e0d3bafd SD |
221 | return 0; |
222 | ||
223 | if (urb->status < 0) { | |
224 | print_err_status(dev, -1, urb->status); | |
225 | if (urb->status == -ENOENT) | |
226 | return 0; | |
227 | } | |
228 | ||
e0d3bafd SD |
229 | for (i = 0; i < urb->number_of_packets; i++) { |
230 | int status = urb->iso_frame_desc[i].status; | |
231 | ||
232 | if (status < 0) { | |
233 | print_err_status(dev, i, status); | |
234 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
235 | continue; | |
236 | } | |
237 | ||
84b5dbf3 | 238 | if (urb->iso_frame_desc[i].actual_length <= 0) { |
e0d3bafd SD |
239 | /* cx231xx_isocdbg("packet %d is empty",i); - spammy */ |
240 | continue; | |
241 | } | |
242 | if (urb->iso_frame_desc[i].actual_length > | |
84b5dbf3 | 243 | dev->video_mode.max_pkt_size) { |
e0d3bafd SD |
244 | cx231xx_isocdbg("packet bigger than packet size"); |
245 | continue; | |
246 | } | |
247 | ||
84b5dbf3 | 248 | /* get buffer pointer and length */ |
e0d3bafd | 249 | p_buffer = urb->transfer_buffer + urb->iso_frame_desc[i].offset; |
84b5dbf3 MCC |
250 | buffer_size = urb->iso_frame_desc[i].actual_length; |
251 | bytes_parsed = 0; | |
252 | ||
253 | if (dma_q->is_partial_line) { | |
b9255176 | 254 | /* Handle the case of a partial line */ |
84b5dbf3 MCC |
255 | sav_eav = dma_q->last_sav; |
256 | } else { | |
b9255176 SD |
257 | /* Check for a SAV/EAV overlapping |
258 | the buffer boundary */ | |
84b5dbf3 MCC |
259 | sav_eav = |
260 | cx231xx_find_boundary_SAV_EAV(p_buffer, | |
261 | dma_q->partial_buf, | |
262 | &bytes_parsed); | |
263 | } | |
e0d3bafd | 264 | |
84b5dbf3 | 265 | sav_eav &= 0xF0; |
cde4362f MCC |
266 | /* Get the first line if we have some portion of an SAV/EAV from |
267 | the last buffer or a partial line */ | |
84b5dbf3 | 268 | if (sav_eav) { |
cde4362f | 269 | bytes_parsed += cx231xx_get_video_line(dev, dma_q, |
b9255176 SD |
270 | sav_eav, /* SAV/EAV */ |
271 | p_buffer + bytes_parsed, /* p_buffer */ | |
272 | buffer_size - bytes_parsed);/* buf size */ | |
84b5dbf3 | 273 | } |
e0d3bafd | 274 | |
84b5dbf3 MCC |
275 | /* Now parse data that is completely in this buffer */ |
276 | /* dma_q->is_partial_line = 0; */ | |
e0d3bafd | 277 | |
84b5dbf3 MCC |
278 | while (bytes_parsed < buffer_size) { |
279 | u32 bytes_used = 0; | |
e0d3bafd | 280 | |
b9255176 SD |
281 | sav_eav = cx231xx_find_next_SAV_EAV( |
282 | p_buffer + bytes_parsed, /* p_buffer */ | |
283 | buffer_size - bytes_parsed, /* buf size */ | |
284 | &bytes_used);/* bytes used to get SAV/EAV */ | |
e0d3bafd | 285 | |
84b5dbf3 | 286 | bytes_parsed += bytes_used; |
e0d3bafd | 287 | |
84b5dbf3 MCC |
288 | sav_eav &= 0xF0; |
289 | if (sav_eav && (bytes_parsed < buffer_size)) { | |
cde4362f | 290 | bytes_parsed += cx231xx_get_video_line(dev, |
b9255176 SD |
291 | dma_q, sav_eav, /* SAV/EAV */ |
292 | p_buffer + bytes_parsed,/* p_buffer */ | |
293 | buffer_size - bytes_parsed);/*buf size*/ | |
84b5dbf3 MCC |
294 | } |
295 | } | |
e0d3bafd | 296 | |
cde4362f MCC |
297 | /* Save the last four bytes of the buffer so we can check the |
298 | buffer boundary condition next time */ | |
84b5dbf3 MCC |
299 | memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4); |
300 | bytes_parsed = 0; | |
e0d3bafd | 301 | |
84b5dbf3 MCC |
302 | } |
303 | return rc; | |
e0d3bafd SD |
304 | } |
305 | ||
64fbf444 PB |
306 | static inline int cx231xx_bulk_copy(struct cx231xx *dev, struct urb *urb) |
307 | { | |
64fbf444 | 308 | struct cx231xx_dmaqueue *dma_q = urb->context; |
64fbf444 PB |
309 | int rc = 1; |
310 | unsigned char *p_buffer; | |
311 | u32 bytes_parsed = 0, buffer_size = 0; | |
312 | u8 sav_eav = 0; | |
313 | ||
314 | if (!dev) | |
315 | return 0; | |
316 | ||
990862a2 | 317 | if (dev->state & DEV_DISCONNECTED) |
64fbf444 PB |
318 | return 0; |
319 | ||
320 | if (urb->status < 0) { | |
321 | print_err_status(dev, -1, urb->status); | |
322 | if (urb->status == -ENOENT) | |
323 | return 0; | |
324 | } | |
325 | ||
64fbf444 PB |
326 | if (1) { |
327 | ||
328 | /* get buffer pointer and length */ | |
329 | p_buffer = urb->transfer_buffer; | |
330 | buffer_size = urb->actual_length; | |
331 | bytes_parsed = 0; | |
332 | ||
333 | if (dma_q->is_partial_line) { | |
334 | /* Handle the case of a partial line */ | |
335 | sav_eav = dma_q->last_sav; | |
336 | } else { | |
337 | /* Check for a SAV/EAV overlapping | |
338 | the buffer boundary */ | |
339 | sav_eav = | |
340 | cx231xx_find_boundary_SAV_EAV(p_buffer, | |
341 | dma_q->partial_buf, | |
342 | &bytes_parsed); | |
343 | } | |
344 | ||
345 | sav_eav &= 0xF0; | |
346 | /* Get the first line if we have some portion of an SAV/EAV from | |
347 | the last buffer or a partial line */ | |
348 | if (sav_eav) { | |
349 | bytes_parsed += cx231xx_get_video_line(dev, dma_q, | |
350 | sav_eav, /* SAV/EAV */ | |
351 | p_buffer + bytes_parsed, /* p_buffer */ | |
352 | buffer_size - bytes_parsed);/* buf size */ | |
353 | } | |
354 | ||
355 | /* Now parse data that is completely in this buffer */ | |
356 | /* dma_q->is_partial_line = 0; */ | |
357 | ||
358 | while (bytes_parsed < buffer_size) { | |
359 | u32 bytes_used = 0; | |
360 | ||
361 | sav_eav = cx231xx_find_next_SAV_EAV( | |
362 | p_buffer + bytes_parsed, /* p_buffer */ | |
363 | buffer_size - bytes_parsed, /* buf size */ | |
364 | &bytes_used);/* bytes used to get SAV/EAV */ | |
365 | ||
366 | bytes_parsed += bytes_used; | |
367 | ||
368 | sav_eav &= 0xF0; | |
369 | if (sav_eav && (bytes_parsed < buffer_size)) { | |
370 | bytes_parsed += cx231xx_get_video_line(dev, | |
371 | dma_q, sav_eav, /* SAV/EAV */ | |
372 | p_buffer + bytes_parsed,/* p_buffer */ | |
373 | buffer_size - bytes_parsed);/*buf size*/ | |
374 | } | |
375 | } | |
376 | ||
377 | /* Save the last four bytes of the buffer so we can check the | |
378 | buffer boundary condition next time */ | |
379 | memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4); | |
380 | bytes_parsed = 0; | |
381 | ||
382 | } | |
383 | return rc; | |
384 | } | |
385 | ||
386 | ||
cde4362f MCC |
387 | u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf, |
388 | u32 *p_bytes_used) | |
e0d3bafd | 389 | { |
84b5dbf3 MCC |
390 | u32 bytes_used; |
391 | u8 boundary_bytes[8]; | |
392 | u8 sav_eav = 0; | |
393 | ||
394 | *p_bytes_used = 0; | |
e0d3bafd | 395 | |
84b5dbf3 MCC |
396 | /* Create an array of the last 4 bytes of the last buffer and the first |
397 | 4 bytes of the current buffer. */ | |
e0d3bafd | 398 | |
84b5dbf3 MCC |
399 | memcpy(boundary_bytes, partial_buf, 4); |
400 | memcpy(boundary_bytes + 4, p_buffer, 4); | |
e0d3bafd | 401 | |
84b5dbf3 | 402 | /* Check for the SAV/EAV in the boundary buffer */ |
cde4362f MCC |
403 | sav_eav = cx231xx_find_next_SAV_EAV((u8 *)&boundary_bytes, 8, |
404 | &bytes_used); | |
e0d3bafd | 405 | |
84b5dbf3 MCC |
406 | if (sav_eav) { |
407 | /* found a boundary SAV/EAV. Updates the bytes used to reflect | |
408 | only those used in the new buffer */ | |
409 | *p_bytes_used = bytes_used - 4; | |
410 | } | |
e0d3bafd | 411 | |
84b5dbf3 | 412 | return sav_eav; |
e0d3bafd SD |
413 | } |
414 | ||
cde4362f | 415 | u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size, u32 *p_bytes_used) |
84b5dbf3 MCC |
416 | { |
417 | u32 i; | |
418 | u8 sav_eav = 0; | |
e0d3bafd | 419 | |
cde4362f MCC |
420 | /* |
421 | * Don't search if the buffer size is less than 4. It causes a page | |
422 | * fault since buffer_size - 4 evaluates to a large number in that | |
423 | * case. | |
424 | */ | |
84b5dbf3 MCC |
425 | if (buffer_size < 4) { |
426 | *p_bytes_used = buffer_size; | |
427 | return 0; | |
428 | } | |
e0d3bafd | 429 | |
84b5dbf3 | 430 | for (i = 0; i < (buffer_size - 3); i++) { |
e0d3bafd | 431 | |
84b5dbf3 MCC |
432 | if ((p_buffer[i] == 0xFF) && |
433 | (p_buffer[i + 1] == 0x00) && (p_buffer[i + 2] == 0x00)) { | |
e0d3bafd | 434 | |
84b5dbf3 MCC |
435 | *p_bytes_used = i + 4; |
436 | sav_eav = p_buffer[i + 3]; | |
437 | return sav_eav; | |
438 | } | |
439 | } | |
e0d3bafd | 440 | |
84b5dbf3 MCC |
441 | *p_bytes_used = buffer_size; |
442 | return 0; | |
443 | } | |
e0d3bafd | 444 | |
cde4362f MCC |
445 | u32 cx231xx_get_video_line(struct cx231xx *dev, |
446 | struct cx231xx_dmaqueue *dma_q, u8 sav_eav, | |
447 | u8 *p_buffer, u32 buffer_size) | |
84b5dbf3 MCC |
448 | { |
449 | u32 bytes_copied = 0; | |
450 | int current_field = -1; | |
451 | ||
452 | switch (sav_eav) { | |
453 | case SAV_ACTIVE_VIDEO_FIELD1: | |
cde4362f MCC |
454 | /* looking for skipped line which occurred in PAL 720x480 mode. |
455 | In this case, there will be no active data contained | |
456 | between the SAV and EAV */ | |
457 | if ((buffer_size > 3) && (p_buffer[0] == 0xFF) && | |
458 | (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) && | |
459 | ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) || | |
460 | (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) || | |
461 | (p_buffer[3] == EAV_VBLANK_FIELD1) || | |
462 | (p_buffer[3] == EAV_VBLANK_FIELD2))) | |
84b5dbf3 | 463 | return bytes_copied; |
84b5dbf3 MCC |
464 | current_field = 1; |
465 | break; | |
e0d3bafd | 466 | |
84b5dbf3 | 467 | case SAV_ACTIVE_VIDEO_FIELD2: |
cde4362f MCC |
468 | /* looking for skipped line which occurred in PAL 720x480 mode. |
469 | In this case, there will be no active data contained between | |
470 | the SAV and EAV */ | |
471 | if ((buffer_size > 3) && (p_buffer[0] == 0xFF) && | |
472 | (p_buffer[1] == 0x00) && (p_buffer[2] == 0x00) && | |
473 | ((p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD1) || | |
474 | (p_buffer[3] == EAV_ACTIVE_VIDEO_FIELD2) || | |
475 | (p_buffer[3] == EAV_VBLANK_FIELD1) || | |
476 | (p_buffer[3] == EAV_VBLANK_FIELD2))) | |
84b5dbf3 | 477 | return bytes_copied; |
84b5dbf3 MCC |
478 | current_field = 2; |
479 | break; | |
480 | } | |
e0d3bafd | 481 | |
84b5dbf3 | 482 | dma_q->last_sav = sav_eav; |
e0d3bafd | 483 | |
cde4362f MCC |
484 | bytes_copied = cx231xx_copy_video_line(dev, dma_q, p_buffer, |
485 | buffer_size, current_field); | |
84b5dbf3 MCC |
486 | |
487 | return bytes_copied; | |
e0d3bafd SD |
488 | } |
489 | ||
cde4362f MCC |
490 | u32 cx231xx_copy_video_line(struct cx231xx *dev, |
491 | struct cx231xx_dmaqueue *dma_q, u8 *p_line, | |
84b5dbf3 | 492 | u32 length, int field_number) |
e0d3bafd | 493 | { |
84b5dbf3 MCC |
494 | u32 bytes_to_copy; |
495 | struct cx231xx_buffer *buf; | |
496 | u32 _line_size = dev->width * 2; | |
e0d3bafd | 497 | |
cde4362f | 498 | if (dma_q->current_field != field_number) |
84b5dbf3 | 499 | cx231xx_reset_video_buffer(dev, dma_q); |
e0d3bafd | 500 | |
84b5dbf3 | 501 | /* get the buffer pointer */ |
64fbf444 PB |
502 | if (dev->USE_ISO) |
503 | buf = dev->video_mode.isoc_ctl.buf; | |
504 | else | |
505 | buf = dev->video_mode.bulk_ctl.buf; | |
e0d3bafd | 506 | |
84b5dbf3 MCC |
507 | /* Remember the field number for next time */ |
508 | dma_q->current_field = field_number; | |
e0d3bafd | 509 | |
84b5dbf3 MCC |
510 | bytes_to_copy = dma_q->bytes_left_in_line; |
511 | if (bytes_to_copy > length) | |
512 | bytes_to_copy = length; | |
e0d3bafd | 513 | |
84b5dbf3 MCC |
514 | if (dma_q->lines_completed >= dma_q->lines_per_field) { |
515 | dma_q->bytes_left_in_line -= bytes_to_copy; | |
cde4362f MCC |
516 | dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0) ? |
517 | 0 : 1; | |
84b5dbf3 MCC |
518 | return 0; |
519 | } | |
e0d3bafd | 520 | |
84b5dbf3 | 521 | dma_q->is_partial_line = 1; |
e0d3bafd | 522 | |
84b5dbf3 MCC |
523 | /* If we don't have a buffer, just return the number of bytes we would |
524 | have copied if we had a buffer. */ | |
525 | if (!buf) { | |
526 | dma_q->bytes_left_in_line -= bytes_to_copy; | |
cde4362f MCC |
527 | dma_q->is_partial_line = (dma_q->bytes_left_in_line == 0) |
528 | ? 0 : 1; | |
84b5dbf3 MCC |
529 | return bytes_to_copy; |
530 | } | |
e0d3bafd | 531 | |
84b5dbf3 MCC |
532 | /* copy the data to video buffer */ |
533 | cx231xx_do_copy(dev, dma_q, p_line, bytes_to_copy); | |
e0d3bafd | 534 | |
84b5dbf3 MCC |
535 | dma_q->pos += bytes_to_copy; |
536 | dma_q->bytes_left_in_line -= bytes_to_copy; | |
e0d3bafd | 537 | |
84b5dbf3 | 538 | if (dma_q->bytes_left_in_line == 0) { |
84b5dbf3 MCC |
539 | dma_q->bytes_left_in_line = _line_size; |
540 | dma_q->lines_completed++; | |
541 | dma_q->is_partial_line = 0; | |
e0d3bafd | 542 | |
84b5dbf3 | 543 | if (cx231xx_is_buffer_done(dev, dma_q) && buf) { |
84b5dbf3 | 544 | buffer_filled(dev, dma_q, buf); |
e0d3bafd | 545 | |
84b5dbf3 MCC |
546 | dma_q->pos = 0; |
547 | buf = NULL; | |
548 | dma_q->lines_completed = 0; | |
549 | } | |
550 | } | |
e0d3bafd | 551 | |
84b5dbf3 | 552 | return bytes_to_copy; |
e0d3bafd SD |
553 | } |
554 | ||
84b5dbf3 MCC |
555 | void cx231xx_reset_video_buffer(struct cx231xx *dev, |
556 | struct cx231xx_dmaqueue *dma_q) | |
e0d3bafd | 557 | { |
84b5dbf3 | 558 | struct cx231xx_buffer *buf; |
e0d3bafd | 559 | |
84b5dbf3 MCC |
560 | /* handle the switch from field 1 to field 2 */ |
561 | if (dma_q->current_field == 1) { | |
cde4362f | 562 | if (dma_q->lines_completed >= dma_q->lines_per_field) |
84b5dbf3 | 563 | dma_q->field1_done = 1; |
cde4362f | 564 | else |
84b5dbf3 | 565 | dma_q->field1_done = 0; |
84b5dbf3 | 566 | } |
e0d3bafd | 567 | |
64fbf444 PB |
568 | if (dev->USE_ISO) |
569 | buf = dev->video_mode.isoc_ctl.buf; | |
570 | else | |
571 | buf = dev->video_mode.bulk_ctl.buf; | |
e0d3bafd | 572 | |
84b5dbf3 | 573 | if (buf == NULL) { |
84b5dbf3 MCC |
574 | /* first try to get the buffer */ |
575 | get_next_buf(dma_q, &buf); | |
e0d3bafd | 576 | |
84b5dbf3 MCC |
577 | dma_q->pos = 0; |
578 | dma_q->field1_done = 0; | |
579 | dma_q->current_field = -1; | |
580 | } | |
e0d3bafd | 581 | |
84b5dbf3 MCC |
582 | /* reset the counters */ |
583 | dma_q->bytes_left_in_line = dev->width << 1; | |
584 | dma_q->lines_completed = 0; | |
e0d3bafd SD |
585 | } |
586 | ||
587 | int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, | |
cde4362f | 588 | u8 *p_buffer, u32 bytes_to_copy) |
e0d3bafd | 589 | { |
84b5dbf3 MCC |
590 | u8 *p_out_buffer = NULL; |
591 | u32 current_line_bytes_copied = 0; | |
592 | struct cx231xx_buffer *buf; | |
593 | u32 _line_size = dev->width << 1; | |
594 | void *startwrite; | |
595 | int offset, lencopy; | |
e0d3bafd | 596 | |
64fbf444 PB |
597 | if (dev->USE_ISO) |
598 | buf = dev->video_mode.isoc_ctl.buf; | |
599 | else | |
600 | buf = dev->video_mode.bulk_ctl.buf; | |
e0d3bafd | 601 | |
84b5dbf3 MCC |
602 | if (buf == NULL) |
603 | return -1; | |
e0d3bafd SD |
604 | |
605 | p_out_buffer = videobuf_to_vmalloc(&buf->vb); | |
606 | ||
84b5dbf3 | 607 | current_line_bytes_copied = _line_size - dma_q->bytes_left_in_line; |
e0d3bafd | 608 | |
84b5dbf3 MCC |
609 | /* Offset field 2 one line from the top of the buffer */ |
610 | offset = (dma_q->current_field == 1) ? 0 : _line_size; | |
e0d3bafd | 611 | |
84b5dbf3 MCC |
612 | /* Offset for field 2 */ |
613 | startwrite = p_out_buffer + offset; | |
e0d3bafd | 614 | |
84b5dbf3 MCC |
615 | /* lines already completed in the current field */ |
616 | startwrite += (dma_q->lines_completed * _line_size * 2); | |
e0d3bafd | 617 | |
84b5dbf3 MCC |
618 | /* bytes already completed in the current line */ |
619 | startwrite += current_line_bytes_copied; | |
e0d3bafd | 620 | |
cde4362f MCC |
621 | lencopy = dma_q->bytes_left_in_line > bytes_to_copy ? |
622 | bytes_to_copy : dma_q->bytes_left_in_line; | |
e0d3bafd | 623 | |
cde4362f | 624 | if ((u8 *)(startwrite + lencopy) > (u8 *)(p_out_buffer + buf->vb.size)) |
84b5dbf3 | 625 | return 0; |
e0d3bafd | 626 | |
84b5dbf3 MCC |
627 | /* The below copies the UYVY data straight into video buffer */ |
628 | cx231xx_swab((u16 *) p_buffer, (u16 *) startwrite, (u16) lencopy); | |
e0d3bafd | 629 | |
84b5dbf3 | 630 | return 0; |
e0d3bafd SD |
631 | } |
632 | ||
cde4362f | 633 | void cx231xx_swab(u16 *from, u16 *to, u16 len) |
e0d3bafd | 634 | { |
84b5dbf3 | 635 | u16 i; |
e0d3bafd | 636 | |
84b5dbf3 MCC |
637 | if (len <= 0) |
638 | return; | |
e0d3bafd | 639 | |
cde4362f | 640 | for (i = 0; i < len / 2; i++) |
84b5dbf3 | 641 | to[i] = (from[i] << 8) | (from[i] >> 8); |
e0d3bafd SD |
642 | } |
643 | ||
84b5dbf3 | 644 | u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q) |
e0d3bafd | 645 | { |
84b5dbf3 | 646 | u8 buffer_complete = 0; |
e0d3bafd | 647 | |
84b5dbf3 | 648 | /* Dual field stream */ |
cde4362f MCC |
649 | buffer_complete = ((dma_q->current_field == 2) && |
650 | (dma_q->lines_completed >= dma_q->lines_per_field) && | |
651 | dma_q->field1_done); | |
e0d3bafd | 652 | |
84b5dbf3 | 653 | return buffer_complete; |
e0d3bafd SD |
654 | } |
655 | ||
e0d3bafd SD |
656 | /* ------------------------------------------------------------------ |
657 | Videobuf operations | |
658 | ------------------------------------------------------------------*/ | |
659 | ||
660 | static int | |
661 | buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size) | |
662 | { | |
663 | struct cx231xx_fh *fh = vq->priv_data; | |
84b5dbf3 | 664 | struct cx231xx *dev = fh->dev; |
e0d3bafd | 665 | |
cde4362f | 666 | *size = (fh->dev->width * fh->dev->height * dev->format->depth + 7)>>3; |
e0d3bafd SD |
667 | if (0 == *count) |
668 | *count = CX231XX_DEF_BUF; | |
669 | ||
670 | if (*count < CX231XX_MIN_BUF) | |
671 | *count = CX231XX_MIN_BUF; | |
672 | ||
e0d3bafd SD |
673 | return 0; |
674 | } | |
675 | ||
676 | /* This is called *without* dev->slock held; please keep it that way */ | |
677 | static void free_buffer(struct videobuf_queue *vq, struct cx231xx_buffer *buf) | |
678 | { | |
84b5dbf3 MCC |
679 | struct cx231xx_fh *fh = vq->priv_data; |
680 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 681 | unsigned long flags = 0; |
cde4362f | 682 | |
e0d3bafd SD |
683 | if (in_interrupt()) |
684 | BUG(); | |
685 | ||
686 | /* We used to wait for the buffer to finish here, but this didn't work | |
687 | because, as we were keeping the state as VIDEOBUF_QUEUED, | |
688 | videobuf_queue_cancel marked it as finished for us. | |
689 | (Also, it could wedge forever if the hardware was misconfigured.) | |
690 | ||
691 | This should be safe; by the time we get here, the buffer isn't | |
692 | queued anymore. If we ever start marking the buffers as | |
693 | VIDEOBUF_ACTIVE, it won't be, though. | |
84b5dbf3 | 694 | */ |
e0d3bafd | 695 | spin_lock_irqsave(&dev->video_mode.slock, flags); |
64fbf444 PB |
696 | if (dev->USE_ISO) { |
697 | if (dev->video_mode.isoc_ctl.buf == buf) | |
698 | dev->video_mode.isoc_ctl.buf = NULL; | |
699 | } else { | |
700 | if (dev->video_mode.bulk_ctl.buf == buf) | |
701 | dev->video_mode.bulk_ctl.buf = NULL; | |
702 | } | |
e0d3bafd SD |
703 | spin_unlock_irqrestore(&dev->video_mode.slock, flags); |
704 | ||
705 | videobuf_vmalloc_free(&buf->vb); | |
706 | buf->vb.state = VIDEOBUF_NEEDS_INIT; | |
707 | } | |
708 | ||
709 | static int | |
710 | buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, | |
84b5dbf3 | 711 | enum v4l2_field field) |
e0d3bafd | 712 | { |
84b5dbf3 MCC |
713 | struct cx231xx_fh *fh = vq->priv_data; |
714 | struct cx231xx_buffer *buf = | |
715 | container_of(vb, struct cx231xx_buffer, vb); | |
716 | struct cx231xx *dev = fh->dev; | |
717 | int rc = 0, urb_init = 0; | |
e0d3bafd SD |
718 | |
719 | /* The only currently supported format is 16 bits/pixel */ | |
cde4362f MCC |
720 | buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth |
721 | + 7) >> 3; | |
84b5dbf3 | 722 | if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) |
e0d3bafd SD |
723 | return -EINVAL; |
724 | ||
84b5dbf3 | 725 | buf->vb.width = dev->width; |
e0d3bafd | 726 | buf->vb.height = dev->height; |
84b5dbf3 | 727 | buf->vb.field = field; |
e0d3bafd SD |
728 | |
729 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { | |
730 | rc = videobuf_iolock(vq, &buf->vb, NULL); | |
731 | if (rc < 0) | |
732 | goto fail; | |
733 | } | |
734 | ||
64fbf444 PB |
735 | if (dev->USE_ISO) { |
736 | if (!dev->video_mode.isoc_ctl.num_bufs) | |
737 | urb_init = 1; | |
738 | } else { | |
739 | if (!dev->video_mode.bulk_ctl.num_bufs) | |
740 | urb_init = 1; | |
741 | } | |
742 | /*cx231xx_info("urb_init=%d dev->video_mode.max_pkt_size=%d\n", | |
743 | urb_init, dev->video_mode.max_pkt_size);*/ | |
e0d3bafd | 744 | if (urb_init) { |
64fbf444 PB |
745 | dev->mode_tv = 0; |
746 | if (dev->USE_ISO) | |
747 | rc = cx231xx_init_isoc(dev, CX231XX_NUM_PACKETS, | |
84b5dbf3 MCC |
748 | CX231XX_NUM_BUFS, |
749 | dev->video_mode.max_pkt_size, | |
750 | cx231xx_isoc_copy); | |
64fbf444 PB |
751 | else |
752 | rc = cx231xx_init_bulk(dev, CX231XX_NUM_PACKETS, | |
753 | CX231XX_NUM_BUFS, | |
754 | dev->video_mode.max_pkt_size, | |
755 | cx231xx_bulk_copy); | |
e0d3bafd SD |
756 | if (rc < 0) |
757 | goto fail; | |
758 | } | |
759 | ||
760 | buf->vb.state = VIDEOBUF_PREPARED; | |
761 | return 0; | |
762 | ||
cde4362f | 763 | fail: |
e0d3bafd SD |
764 | free_buffer(vq, buf); |
765 | return rc; | |
766 | } | |
767 | ||
84b5dbf3 | 768 | static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) |
e0d3bafd | 769 | { |
84b5dbf3 MCC |
770 | struct cx231xx_buffer *buf = |
771 | container_of(vb, struct cx231xx_buffer, vb); | |
772 | struct cx231xx_fh *fh = vq->priv_data; | |
773 | struct cx231xx *dev = fh->dev; | |
774 | struct cx231xx_dmaqueue *vidq = &dev->video_mode.vidq; | |
e0d3bafd SD |
775 | |
776 | buf->vb.state = VIDEOBUF_QUEUED; | |
777 | list_add_tail(&buf->vb.queue, &vidq->active); | |
778 | ||
779 | } | |
780 | ||
781 | static void buffer_release(struct videobuf_queue *vq, | |
84b5dbf3 | 782 | struct videobuf_buffer *vb) |
e0d3bafd | 783 | { |
84b5dbf3 MCC |
784 | struct cx231xx_buffer *buf = |
785 | container_of(vb, struct cx231xx_buffer, vb); | |
786 | struct cx231xx_fh *fh = vq->priv_data; | |
787 | struct cx231xx *dev = (struct cx231xx *)fh->dev; | |
e0d3bafd SD |
788 | |
789 | cx231xx_isocdbg("cx231xx: called buffer_release\n"); | |
790 | ||
791 | free_buffer(vq, buf); | |
792 | } | |
793 | ||
794 | static struct videobuf_queue_ops cx231xx_video_qops = { | |
84b5dbf3 MCC |
795 | .buf_setup = buffer_setup, |
796 | .buf_prepare = buffer_prepare, | |
797 | .buf_queue = buffer_queue, | |
798 | .buf_release = buffer_release, | |
e0d3bafd SD |
799 | }; |
800 | ||
801 | /********************* v4l2 interface **************************************/ | |
802 | ||
e0d3bafd SD |
803 | void video_mux(struct cx231xx *dev, int index) |
804 | { | |
e0d3bafd SD |
805 | dev->video_input = index; |
806 | dev->ctl_ainput = INPUT(index)->amux; | |
807 | ||
84b5dbf3 | 808 | cx231xx_set_video_input_mux(dev, index); |
e0d3bafd | 809 | |
5325b427 | 810 | cx25840_call(dev, video, s_routing, INPUT(index)->vmux, 0, 0); |
e0d3bafd | 811 | |
84b5dbf3 | 812 | cx231xx_set_audio_input(dev, dev->ctl_ainput); |
e0d3bafd | 813 | |
84b5dbf3 | 814 | cx231xx_info("video_mux : %d\n", index); |
e0d3bafd | 815 | |
84b5dbf3 MCC |
816 | /* do mode control overrides if required */ |
817 | cx231xx_do_mode_ctrl_overrides(dev); | |
e0d3bafd SD |
818 | } |
819 | ||
820 | /* Usage lock check functions */ | |
821 | static int res_get(struct cx231xx_fh *fh) | |
822 | { | |
84b5dbf3 MCC |
823 | struct cx231xx *dev = fh->dev; |
824 | int rc = 0; | |
e0d3bafd SD |
825 | |
826 | /* This instance already has stream_on */ | |
827 | if (fh->stream_on) | |
828 | return rc; | |
829 | ||
84b5dbf3 MCC |
830 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
831 | if (dev->stream_on) | |
832 | return -EBUSY; | |
833 | dev->stream_on = 1; | |
834 | } else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
835 | if (dev->vbi_stream_on) | |
836 | return -EBUSY; | |
837 | dev->vbi_stream_on = 1; | |
838 | } else | |
839 | return -EINVAL; | |
e0d3bafd | 840 | |
84b5dbf3 | 841 | fh->stream_on = 1; |
e0d3bafd SD |
842 | |
843 | return rc; | |
844 | } | |
845 | ||
846 | static int res_check(struct cx231xx_fh *fh) | |
847 | { | |
cde4362f | 848 | return fh->stream_on; |
e0d3bafd SD |
849 | } |
850 | ||
851 | static void res_free(struct cx231xx_fh *fh) | |
852 | { | |
84b5dbf3 | 853 | struct cx231xx *dev = fh->dev; |
e0d3bafd SD |
854 | |
855 | fh->stream_on = 0; | |
856 | ||
84b5dbf3 MCC |
857 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
858 | dev->stream_on = 0; | |
859 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) | |
860 | dev->vbi_stream_on = 0; | |
e0d3bafd SD |
861 | } |
862 | ||
863 | static int check_dev(struct cx231xx *dev) | |
864 | { | |
865 | if (dev->state & DEV_DISCONNECTED) { | |
866 | cx231xx_errdev("v4l2 ioctl: device not present\n"); | |
867 | return -ENODEV; | |
868 | } | |
e0d3bafd SD |
869 | return 0; |
870 | } | |
871 | ||
e0d3bafd SD |
872 | /* ------------------------------------------------------------------ |
873 | IOCTL vidioc handling | |
874 | ------------------------------------------------------------------*/ | |
875 | ||
876 | static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, | |
84b5dbf3 | 877 | struct v4l2_format *f) |
e0d3bafd | 878 | { |
84b5dbf3 MCC |
879 | struct cx231xx_fh *fh = priv; |
880 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 881 | |
e0d3bafd SD |
882 | f->fmt.pix.width = dev->width; |
883 | f->fmt.pix.height = dev->height; | |
1ebcad77 JP |
884 | f->fmt.pix.pixelformat = dev->format->fourcc; |
885 | f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3; | |
84b5dbf3 | 886 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height; |
e0d3bafd SD |
887 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; |
888 | ||
889 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8b735c13 | 890 | f->fmt.pix.priv = 0; |
e0d3bafd | 891 | |
e0d3bafd SD |
892 | return 0; |
893 | } | |
894 | ||
895 | static struct cx231xx_fmt *format_by_fourcc(unsigned int fourcc) | |
896 | { | |
897 | unsigned int i; | |
898 | ||
899 | for (i = 0; i < ARRAY_SIZE(format); i++) | |
900 | if (format[i].fourcc == fourcc) | |
901 | return &format[i]; | |
902 | ||
903 | return NULL; | |
904 | } | |
905 | ||
906 | static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, | |
84b5dbf3 | 907 | struct v4l2_format *f) |
e0d3bafd | 908 | { |
84b5dbf3 MCC |
909 | struct cx231xx_fh *fh = priv; |
910 | struct cx231xx *dev = fh->dev; | |
9bd0e8d7 TP |
911 | unsigned int width = f->fmt.pix.width; |
912 | unsigned int height = f->fmt.pix.height; | |
84b5dbf3 MCC |
913 | unsigned int maxw = norm_maxw(dev); |
914 | unsigned int maxh = norm_maxh(dev); | |
84b5dbf3 | 915 | struct cx231xx_fmt *fmt; |
e0d3bafd SD |
916 | |
917 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); | |
918 | if (!fmt) { | |
919 | cx231xx_videodbg("Fourcc format (%08x) invalid.\n", | |
84b5dbf3 | 920 | f->fmt.pix.pixelformat); |
e0d3bafd SD |
921 | return -EINVAL; |
922 | } | |
923 | ||
924 | /* width must even because of the YUYV format | |
925 | height must be even because of interlacing */ | |
9bd0e8d7 | 926 | v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh, 1, 0); |
e0d3bafd | 927 | |
e0d3bafd SD |
928 | f->fmt.pix.width = width; |
929 | f->fmt.pix.height = height; | |
930 | f->fmt.pix.pixelformat = fmt->fourcc; | |
8b735c13 | 931 | f->fmt.pix.bytesperline = (width * fmt->depth + 7) >> 3; |
e0d3bafd SD |
932 | f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height; |
933 | f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; | |
934 | f->fmt.pix.field = V4L2_FIELD_INTERLACED; | |
8b735c13 | 935 | f->fmt.pix.priv = 0; |
e0d3bafd SD |
936 | |
937 | return 0; | |
938 | } | |
939 | ||
940 | static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, | |
84b5dbf3 | 941 | struct v4l2_format *f) |
e0d3bafd | 942 | { |
84b5dbf3 MCC |
943 | struct cx231xx_fh *fh = priv; |
944 | struct cx231xx *dev = fh->dev; | |
945 | int rc; | |
946 | struct cx231xx_fmt *fmt; | |
112cb4a8 | 947 | struct v4l2_mbus_framefmt mbus_fmt; |
e0d3bafd SD |
948 | |
949 | rc = check_dev(dev); | |
950 | if (rc < 0) | |
951 | return rc; | |
952 | ||
84b5dbf3 | 953 | vidioc_try_fmt_vid_cap(file, priv, f); |
e0d3bafd | 954 | |
84b5dbf3 | 955 | fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
643800d5 MCC |
956 | if (!fmt) |
957 | return -EINVAL; | |
e0d3bafd SD |
958 | |
959 | if (videobuf_queue_is_busy(&fh->vb_vidq)) { | |
960 | cx231xx_errdev("%s queue busy\n", __func__); | |
643800d5 | 961 | return -EBUSY; |
e0d3bafd SD |
962 | } |
963 | ||
964 | if (dev->stream_on && !fh->stream_on) { | |
965 | cx231xx_errdev("%s device in use by another fh\n", __func__); | |
643800d5 | 966 | return -EBUSY; |
e0d3bafd SD |
967 | } |
968 | ||
969 | /* set new image size */ | |
970 | dev->width = f->fmt.pix.width; | |
971 | dev->height = f->fmt.pix.height; | |
84b5dbf3 | 972 | dev->format = fmt; |
e0d3bafd | 973 | |
112cb4a8 HV |
974 | v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); |
975 | call_all(dev, video, s_mbus_fmt, &mbus_fmt); | |
976 | v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); | |
e0d3bafd | 977 | |
e0d3bafd SD |
978 | return rc; |
979 | } | |
980 | ||
64fbf444 | 981 | static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) |
e0d3bafd | 982 | { |
84b5dbf3 MCC |
983 | struct cx231xx_fh *fh = priv; |
984 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
985 | |
986 | *id = dev->norm; | |
987 | return 0; | |
988 | } | |
989 | ||
b1196126 | 990 | static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm) |
e0d3bafd | 991 | { |
84b5dbf3 MCC |
992 | struct cx231xx_fh *fh = priv; |
993 | struct cx231xx *dev = fh->dev; | |
435b4f78 | 994 | struct v4l2_mbus_framefmt mbus_fmt; |
84b5dbf3 | 995 | int rc; |
e0d3bafd SD |
996 | |
997 | rc = check_dev(dev); | |
998 | if (rc < 0) | |
999 | return rc; | |
1000 | ||
d61072a4 HV |
1001 | if (dev->norm == *norm) |
1002 | return 0; | |
1003 | ||
1004 | if (videobuf_queue_is_busy(&fh->vb_vidq)) | |
1005 | return -EBUSY; | |
e0d3bafd | 1006 | |
e0d3bafd SD |
1007 | dev->norm = *norm; |
1008 | ||
e0d3bafd | 1009 | /* Adjusts width/height, if needed */ |
d61072a4 HV |
1010 | dev->width = 720; |
1011 | dev->height = (dev->norm & V4L2_STD_625_50) ? 576 : 480; | |
e0d3bafd | 1012 | |
435b4f78 DH |
1013 | call_all(dev, core, s_std, dev->norm); |
1014 | ||
1015 | /* We need to reset basic properties in the decoder related to | |
1016 | resolution (since a standard change effects things like the number | |
1017 | of lines in VACT, etc) */ | |
d61072a4 HV |
1018 | memset(&mbus_fmt, 0, sizeof(mbus_fmt)); |
1019 | mbus_fmt.code = V4L2_MBUS_FMT_FIXED; | |
1020 | mbus_fmt.width = dev->width; | |
1021 | mbus_fmt.height = dev->height; | |
435b4f78 | 1022 | call_all(dev, video, s_mbus_fmt, &mbus_fmt); |
e0d3bafd | 1023 | |
84b5dbf3 MCC |
1024 | /* do mode control overrides */ |
1025 | cx231xx_do_mode_ctrl_overrides(dev); | |
e0d3bafd SD |
1026 | |
1027 | return 0; | |
1028 | } | |
1029 | ||
1030 | static const char *iname[] = { | |
1031 | [CX231XX_VMUX_COMPOSITE1] = "Composite1", | |
cde4362f | 1032 | [CX231XX_VMUX_SVIDEO] = "S-Video", |
e0d3bafd | 1033 | [CX231XX_VMUX_TELEVISION] = "Television", |
cde4362f MCC |
1034 | [CX231XX_VMUX_CABLE] = "Cable TV", |
1035 | [CX231XX_VMUX_DVB] = "DVB", | |
1036 | [CX231XX_VMUX_DEBUG] = "for debug only", | |
e0d3bafd SD |
1037 | }; |
1038 | ||
b86d1544 | 1039 | int cx231xx_enum_input(struct file *file, void *priv, |
84b5dbf3 | 1040 | struct v4l2_input *i) |
e0d3bafd | 1041 | { |
84b5dbf3 MCC |
1042 | struct cx231xx_fh *fh = priv; |
1043 | struct cx231xx *dev = fh->dev; | |
de99d532 DH |
1044 | u32 gen_stat; |
1045 | unsigned int ret, n; | |
e0d3bafd SD |
1046 | |
1047 | n = i->index; | |
1048 | if (n >= MAX_CX231XX_INPUT) | |
1049 | return -EINVAL; | |
1050 | if (0 == INPUT(n)->type) | |
1051 | return -EINVAL; | |
1052 | ||
1053 | i->index = n; | |
1054 | i->type = V4L2_INPUT_TYPE_CAMERA; | |
1055 | ||
1056 | strcpy(i->name, iname[INPUT(n)->type]); | |
1057 | ||
1058 | if ((CX231XX_VMUX_TELEVISION == INPUT(n)->type) || | |
84b5dbf3 | 1059 | (CX231XX_VMUX_CABLE == INPUT(n)->type)) |
e0d3bafd SD |
1060 | i->type = V4L2_INPUT_TYPE_TUNER; |
1061 | ||
1062 | i->std = dev->vdev->tvnorms; | |
1063 | ||
de99d532 DH |
1064 | /* If they are asking about the active input, read signal status */ |
1065 | if (n == dev->video_input) { | |
1066 | ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, | |
1067 | GEN_STAT, 2, &gen_stat, 4); | |
1068 | if (ret > 0) { | |
1069 | if ((gen_stat & FLD_VPRES) == 0x00) | |
1070 | i->status |= V4L2_IN_ST_NO_SIGNAL; | |
1071 | if ((gen_stat & FLD_HLOCK) == 0x00) | |
1072 | i->status |= V4L2_IN_ST_NO_H_LOCK; | |
1073 | } | |
1074 | } | |
1075 | ||
e0d3bafd SD |
1076 | return 0; |
1077 | } | |
1078 | ||
b86d1544 | 1079 | int cx231xx_g_input(struct file *file, void *priv, unsigned int *i) |
e0d3bafd | 1080 | { |
84b5dbf3 MCC |
1081 | struct cx231xx_fh *fh = priv; |
1082 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1083 | |
1084 | *i = dev->video_input; | |
1085 | ||
1086 | return 0; | |
1087 | } | |
1088 | ||
b86d1544 | 1089 | int cx231xx_s_input(struct file *file, void *priv, unsigned int i) |
e0d3bafd | 1090 | { |
84b5dbf3 MCC |
1091 | struct cx231xx_fh *fh = priv; |
1092 | struct cx231xx *dev = fh->dev; | |
1093 | int rc; | |
e0d3bafd | 1094 | |
64fbf444 | 1095 | dev->mode_tv = 0; |
e0d3bafd SD |
1096 | rc = check_dev(dev); |
1097 | if (rc < 0) | |
1098 | return rc; | |
1099 | ||
1100 | if (i >= MAX_CX231XX_INPUT) | |
1101 | return -EINVAL; | |
1102 | if (0 == INPUT(i)->type) | |
1103 | return -EINVAL; | |
1104 | ||
e0d3bafd SD |
1105 | video_mux(dev, i); |
1106 | ||
c09d6695 DH |
1107 | if (INPUT(i)->type == CX231XX_VMUX_TELEVISION || |
1108 | INPUT(i)->type == CX231XX_VMUX_CABLE) { | |
1109 | /* There's a tuner, so reset the standard and put it on the | |
1110 | last known frequency (since it was probably powered down | |
1111 | until now */ | |
1112 | call_all(dev, core, s_std, dev->norm); | |
1113 | } | |
1114 | ||
e0d3bafd SD |
1115 | return 0; |
1116 | } | |
1117 | ||
b86d1544 | 1118 | int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd | 1119 | { |
84b5dbf3 MCC |
1120 | struct cx231xx_fh *fh = priv; |
1121 | struct cx231xx *dev = fh->dev; | |
1122 | int rc; | |
e0d3bafd SD |
1123 | |
1124 | rc = check_dev(dev); | |
1125 | if (rc < 0) | |
1126 | return rc; | |
1127 | ||
1128 | if (0 != t->index) | |
1129 | return -EINVAL; | |
1130 | ||
1131 | strcpy(t->name, "Tuner"); | |
1132 | ||
84b5dbf3 | 1133 | t->type = V4L2_TUNER_ANALOG_TV; |
e0d3bafd | 1134 | t->capability = V4L2_TUNER_CAP_NORM; |
84b5dbf3 MCC |
1135 | t->rangehigh = 0xffffffffUL; |
1136 | t->signal = 0xffff; /* LOCKED */ | |
b251f957 | 1137 | call_all(dev, tuner, g_tuner, t); |
e0d3bafd SD |
1138 | |
1139 | return 0; | |
1140 | } | |
1141 | ||
b86d1544 | 1142 | int cx231xx_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd | 1143 | { |
84b5dbf3 MCC |
1144 | struct cx231xx_fh *fh = priv; |
1145 | struct cx231xx *dev = fh->dev; | |
1146 | int rc; | |
e0d3bafd SD |
1147 | |
1148 | rc = check_dev(dev); | |
1149 | if (rc < 0) | |
1150 | return rc; | |
1151 | ||
1152 | if (0 != t->index) | |
1153 | return -EINVAL; | |
1154 | #if 0 | |
b1196126 | 1155 | call_all(dev, tuner, s_tuner, t); |
e0d3bafd SD |
1156 | #endif |
1157 | return 0; | |
1158 | } | |
1159 | ||
b86d1544 | 1160 | int cx231xx_g_frequency(struct file *file, void *priv, |
84b5dbf3 | 1161 | struct v4l2_frequency *f) |
e0d3bafd | 1162 | { |
84b5dbf3 MCC |
1163 | struct cx231xx_fh *fh = priv; |
1164 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 1165 | |
b251f957 HV |
1166 | if (f->tuner) |
1167 | return -EINVAL; | |
1168 | ||
e0d3bafd SD |
1169 | f->frequency = dev->ctl_freq; |
1170 | ||
e0d3bafd SD |
1171 | return 0; |
1172 | } | |
1173 | ||
b86d1544 | 1174 | int cx231xx_s_frequency(struct file *file, void *priv, |
b530a447 | 1175 | const struct v4l2_frequency *f) |
e0d3bafd | 1176 | { |
84b5dbf3 MCC |
1177 | struct cx231xx_fh *fh = priv; |
1178 | struct cx231xx *dev = fh->dev; | |
b530a447 | 1179 | struct v4l2_frequency new_freq = *f; |
84b5dbf3 | 1180 | int rc; |
64fbf444 PB |
1181 | u32 if_frequency = 5400000; |
1182 | ||
1183 | cx231xx_info("Enter vidioc_s_frequency()f->frequency=%d;f->type=%d\n", | |
1184 | f->frequency, f->type); | |
1185 | /*cx231xx_info("f->type: 1-radio 2-analogTV 3-digitalTV\n");*/ | |
e0d3bafd SD |
1186 | |
1187 | rc = check_dev(dev); | |
1188 | if (rc < 0) | |
1189 | return rc; | |
1190 | ||
1191 | if (0 != f->tuner) | |
1192 | return -EINVAL; | |
1193 | ||
84b5dbf3 MCC |
1194 | /* set pre channel change settings in DIF first */ |
1195 | rc = cx231xx_tuner_pre_channel_change(dev); | |
e0d3bafd | 1196 | |
64fbf444 | 1197 | call_all(dev, tuner, s_frequency, f); |
b530a447 HV |
1198 | call_all(dev, tuner, g_frequency, &new_freq); |
1199 | dev->ctl_freq = new_freq.frequency; | |
e0d3bafd | 1200 | |
84b5dbf3 MCC |
1201 | /* set post channel change settings in DIF first */ |
1202 | rc = cx231xx_tuner_post_channel_change(dev); | |
e0d3bafd | 1203 | |
64fbf444 PB |
1204 | if (dev->tuner_type == TUNER_NXP_TDA18271) { |
1205 | if (dev->norm & (V4L2_STD_MN | V4L2_STD_NTSC_443)) | |
1206 | if_frequency = 5400000; /*5.4MHz */ | |
1207 | else if (dev->norm & V4L2_STD_B) | |
1208 | if_frequency = 6000000; /*6.0MHz */ | |
1209 | else if (dev->norm & (V4L2_STD_PAL_DK | V4L2_STD_SECAM_DK)) | |
1210 | if_frequency = 6900000; /*6.9MHz */ | |
1211 | else if (dev->norm & V4L2_STD_GH) | |
1212 | if_frequency = 7100000; /*7.1MHz */ | |
1213 | else if (dev->norm & V4L2_STD_PAL_I) | |
1214 | if_frequency = 7250000; /*7.25MHz */ | |
1215 | else if (dev->norm & V4L2_STD_SECAM_L) | |
1216 | if_frequency = 6900000; /*6.9MHz */ | |
1217 | else if (dev->norm & V4L2_STD_SECAM_LC) | |
1218 | if_frequency = 1250000; /*1.25MHz */ | |
1219 | ||
1220 | cx231xx_info("if_frequency is set to %d\n", if_frequency); | |
1221 | cx231xx_set_Colibri_For_LowIF(dev, if_frequency, 1, 1); | |
1222 | ||
1223 | update_HH_register_after_set_DIF(dev); | |
1224 | } | |
1225 | ||
84b5dbf3 | 1226 | cx231xx_info("Set New FREQUENCY to %d\n", f->frequency); |
e0d3bafd SD |
1227 | |
1228 | return rc; | |
1229 | } | |
1230 | ||
9bb05696 | 1231 | int cx231xx_g_chip_ident(struct file *file, void *fh, |
b86d1544 | 1232 | struct v4l2_dbg_chip_ident *chip) |
fddd14c8 HV |
1233 | { |
1234 | chip->ident = V4L2_IDENT_NONE; | |
1235 | chip->revision = 0; | |
1236 | if (chip->match.type == V4L2_CHIP_MATCH_HOST) { | |
1237 | if (v4l2_chip_match_host(&chip->match)) | |
1238 | chip->ident = V4L2_IDENT_CX23100; | |
1239 | return 0; | |
1240 | } | |
1241 | return -EINVAL; | |
1242 | } | |
1243 | ||
e0d3bafd SD |
1244 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
1245 | ||
e0d3bafd | 1246 | /* |
b9255176 SD |
1247 | -R, --list-registers=type=<host/i2cdrv/i2caddr>, |
1248 | chip=<chip>[,min=<addr>,max=<addr>] | |
84b5dbf3 | 1249 | dump registers from <min> to <max> [VIDIOC_DBG_G_REGISTER] |
b9255176 SD |
1250 | -r, --set-register=type=<host/i2cdrv/i2caddr>, |
1251 | chip=<chip>,reg=<addr>,val=<val> | |
84b5dbf3 | 1252 | set the register [VIDIOC_DBG_S_REGISTER] |
e0d3bafd SD |
1253 | |
1254 | if type == host, then <chip> is the hosts chip ID (default 0) | |
1255 | if type == i2cdrv (default), then <chip> is the I2C driver name or ID | |
1256 | if type == i2caddr, then <chip> is the 7-bit I2C address | |
1257 | */ | |
1258 | ||
b86d1544 | 1259 | int cx231xx_g_register(struct file *file, void *priv, |
e0d3bafd SD |
1260 | struct v4l2_dbg_register *reg) |
1261 | { | |
84b5dbf3 MCC |
1262 | struct cx231xx_fh *fh = priv; |
1263 | struct cx231xx *dev = fh->dev; | |
e0d3bafd | 1264 | int ret = 0; |
84b5dbf3 MCC |
1265 | u8 value[4] = { 0, 0, 0, 0 }; |
1266 | u32 data = 0; | |
1267 | ||
1268 | switch (reg->match.type) { | |
1269 | case V4L2_CHIP_MATCH_HOST: | |
1270 | switch (reg->match.addr) { | |
1271 | case 0: /* Cx231xx - internal registers */ | |
cde4362f MCC |
1272 | ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, |
1273 | (u16)reg->reg, value, 4); | |
1274 | reg->val = value[0] | value[1] << 8 | | |
1275 | value[2] << 16 | value[3] << 24; | |
84b5dbf3 | 1276 | break; |
ecc67d10 SD |
1277 | case 1: /* AFE - read byte */ |
1278 | ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, | |
cde4362f | 1279 | (u16)reg->reg, 2, &data, 1); |
84b5dbf3 MCC |
1280 | reg->val = le32_to_cpu(data & 0xff); |
1281 | break; | |
ecc67d10 SD |
1282 | case 14: /* AFE - read dword */ |
1283 | ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, | |
cde4362f | 1284 | (u16)reg->reg, 2, &data, 4); |
84b5dbf3 MCC |
1285 | reg->val = le32_to_cpu(data); |
1286 | break; | |
ecc67d10 SD |
1287 | case 2: /* Video Block - read byte */ |
1288 | ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, | |
cde4362f | 1289 | (u16)reg->reg, 2, &data, 1); |
84b5dbf3 MCC |
1290 | reg->val = le32_to_cpu(data & 0xff); |
1291 | break; | |
ecc67d10 SD |
1292 | case 24: /* Video Block - read dword */ |
1293 | ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, | |
cde4362f | 1294 | (u16)reg->reg, 2, &data, 4); |
84b5dbf3 MCC |
1295 | reg->val = le32_to_cpu(data); |
1296 | break; | |
ecc67d10 | 1297 | case 3: /* I2S block - read byte */ |
cde4362f | 1298 | ret = cx231xx_read_i2c_data(dev, |
ecc67d10 | 1299 | I2S_BLK_DEVICE_ADDRESS, |
cde4362f MCC |
1300 | (u16)reg->reg, 1, |
1301 | &data, 1); | |
84b5dbf3 MCC |
1302 | reg->val = le32_to_cpu(data & 0xff); |
1303 | break; | |
ecc67d10 | 1304 | case 34: /* I2S Block - read dword */ |
84b5dbf3 | 1305 | ret = |
ecc67d10 | 1306 | cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, |
cde4362f | 1307 | (u16)reg->reg, 1, &data, 4); |
84b5dbf3 MCC |
1308 | reg->val = le32_to_cpu(data); |
1309 | break; | |
1310 | } | |
1311 | return ret < 0 ? ret : 0; | |
e0d3bafd | 1312 | |
84b5dbf3 | 1313 | case V4L2_CHIP_MATCH_I2C_DRIVER: |
b1196126 | 1314 | call_all(dev, core, g_register, reg); |
84b5dbf3 | 1315 | return 0; |
64fbf444 PB |
1316 | case V4L2_CHIP_MATCH_I2C_ADDR:/*for register debug*/ |
1317 | switch (reg->match.addr) { | |
1318 | case 0: /* Cx231xx - internal registers */ | |
1319 | ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, | |
1320 | (u16)reg->reg, value, 4); | |
1321 | reg->val = value[0] | value[1] << 8 | | |
1322 | value[2] << 16 | value[3] << 24; | |
1323 | ||
1324 | break; | |
1325 | case 0x600:/* AFE - read byte */ | |
1326 | ret = cx231xx_read_i2c_master(dev, AFE_DEVICE_ADDRESS, | |
1327 | (u16)reg->reg, 2, | |
1328 | &data, 1 , 0); | |
1329 | reg->val = le32_to_cpu(data & 0xff); | |
1330 | break; | |
1331 | ||
1332 | case 0x880:/* Video Block - read byte */ | |
1333 | if (reg->reg < 0x0b) { | |
1334 | ret = cx231xx_read_i2c_master(dev, | |
1335 | VID_BLK_I2C_ADDRESS, | |
1336 | (u16)reg->reg, 2, | |
1337 | &data, 1 , 0); | |
1338 | reg->val = le32_to_cpu(data & 0xff); | |
1339 | } else { | |
1340 | ret = cx231xx_read_i2c_master(dev, | |
1341 | VID_BLK_I2C_ADDRESS, | |
1342 | (u16)reg->reg, 2, | |
1343 | &data, 4 , 0); | |
1344 | reg->val = le32_to_cpu(data); | |
1345 | } | |
1346 | break; | |
1347 | case 0x980: | |
1348 | ret = cx231xx_read_i2c_master(dev, | |
1349 | I2S_BLK_DEVICE_ADDRESS, | |
1350 | (u16)reg->reg, 1, | |
1351 | &data, 1 , 0); | |
1352 | reg->val = le32_to_cpu(data & 0xff); | |
1353 | break; | |
1354 | case 0x400: | |
1355 | ret = | |
1356 | cx231xx_read_i2c_master(dev, 0x40, | |
1357 | (u16)reg->reg, 1, | |
1358 | &data, 1 , 0); | |
1359 | reg->val = le32_to_cpu(data & 0xff); | |
1360 | break; | |
1361 | case 0xc01: | |
1362 | ret = | |
1363 | cx231xx_read_i2c_master(dev, 0xc0, | |
1364 | (u16)reg->reg, 2, | |
1365 | &data, 38, 1); | |
1366 | reg->val = le32_to_cpu(data); | |
1367 | break; | |
1368 | case 0x022: | |
1369 | ret = | |
1370 | cx231xx_read_i2c_master(dev, 0x02, | |
1371 | (u16)reg->reg, 1, | |
1372 | &data, 1, 2); | |
1373 | reg->val = le32_to_cpu(data & 0xff); | |
1374 | break; | |
1375 | case 0x322: | |
1376 | ret = cx231xx_read_i2c_master(dev, | |
1377 | 0x32, | |
1378 | (u16)reg->reg, 1, | |
1379 | &data, 4 , 2); | |
1380 | reg->val = le32_to_cpu(data); | |
1381 | break; | |
1382 | case 0x342: | |
1383 | ret = cx231xx_read_i2c_master(dev, | |
1384 | 0x34, | |
1385 | (u16)reg->reg, 1, | |
1386 | &data, 4 , 2); | |
1387 | reg->val = le32_to_cpu(data); | |
1388 | break; | |
1389 | ||
1390 | default: | |
1391 | cx231xx_info("no match device address!!\n"); | |
1392 | break; | |
1393 | } | |
1394 | return ret < 0 ? ret : 0; | |
1395 | /*return -EINVAL;*/ | |
84b5dbf3 MCC |
1396 | default: |
1397 | if (!v4l2_chip_match_host(®->match)) | |
1398 | return -EINVAL; | |
1399 | } | |
e0d3bafd | 1400 | |
b1196126 | 1401 | call_all(dev, core, g_register, reg); |
e0d3bafd SD |
1402 | |
1403 | return ret; | |
1404 | } | |
1405 | ||
b86d1544 | 1406 | int cx231xx_s_register(struct file *file, void *priv, |
e0d3bafd SD |
1407 | struct v4l2_dbg_register *reg) |
1408 | { | |
84b5dbf3 MCC |
1409 | struct cx231xx_fh *fh = priv; |
1410 | struct cx231xx *dev = fh->dev; | |
1411 | int ret = 0; | |
e0d3bafd | 1412 | __le64 buf; |
84b5dbf3 MCC |
1413 | u32 value; |
1414 | u8 data[4] = { 0, 0, 0, 0 }; | |
e0d3bafd SD |
1415 | |
1416 | buf = cpu_to_le64(reg->val); | |
1417 | ||
84b5dbf3 MCC |
1418 | switch (reg->match.type) { |
1419 | case V4L2_CHIP_MATCH_HOST: | |
1420 | { | |
1421 | value = (u32) buf & 0xffffffff; | |
1422 | ||
1423 | switch (reg->match.addr) { | |
1424 | case 0: /* cx231xx internal registers */ | |
1425 | data[0] = (u8) value; | |
1426 | data[1] = (u8) (value >> 8); | |
1427 | data[2] = (u8) (value >> 16); | |
1428 | data[3] = (u8) (value >> 24); | |
cde4362f | 1429 | ret = cx231xx_write_ctrl_reg(dev, |
84b5dbf3 | 1430 | VRT_SET_REGISTER, |
cde4362f | 1431 | (u16)reg->reg, data, |
84b5dbf3 MCC |
1432 | 4); |
1433 | break; | |
ecc67d10 | 1434 | case 1: /* AFE - read byte */ |
cde4362f | 1435 | ret = cx231xx_write_i2c_data(dev, |
ecc67d10 | 1436 | AFE_DEVICE_ADDRESS, |
cde4362f MCC |
1437 | (u16)reg->reg, 2, |
1438 | value, 1); | |
84b5dbf3 | 1439 | break; |
ecc67d10 | 1440 | case 14: /* AFE - read dword */ |
cde4362f | 1441 | ret = cx231xx_write_i2c_data(dev, |
ecc67d10 | 1442 | AFE_DEVICE_ADDRESS, |
cde4362f MCC |
1443 | (u16)reg->reg, 2, |
1444 | value, 4); | |
84b5dbf3 | 1445 | break; |
ecc67d10 | 1446 | case 2: /* Video Block - read byte */ |
84b5dbf3 MCC |
1447 | ret = |
1448 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1449 | VID_BLK_I2C_ADDRESS, |
cde4362f MCC |
1450 | (u16)reg->reg, 2, |
1451 | value, 1); | |
84b5dbf3 | 1452 | break; |
ecc67d10 | 1453 | case 24: /* Video Block - read dword */ |
84b5dbf3 MCC |
1454 | ret = |
1455 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1456 | VID_BLK_I2C_ADDRESS, |
cde4362f MCC |
1457 | (u16)reg->reg, 2, |
1458 | value, 4); | |
84b5dbf3 | 1459 | break; |
ecc67d10 | 1460 | case 3: /* I2S block - read byte */ |
84b5dbf3 MCC |
1461 | ret = |
1462 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1463 | I2S_BLK_DEVICE_ADDRESS, |
cde4362f MCC |
1464 | (u16)reg->reg, 1, |
1465 | value, 1); | |
84b5dbf3 | 1466 | break; |
ecc67d10 | 1467 | case 34: /* I2S block - read dword */ |
84b5dbf3 MCC |
1468 | ret = |
1469 | cx231xx_write_i2c_data(dev, | |
ecc67d10 | 1470 | I2S_BLK_DEVICE_ADDRESS, |
cde4362f MCC |
1471 | (u16)reg->reg, 1, |
1472 | value, 4); | |
84b5dbf3 MCC |
1473 | break; |
1474 | } | |
1475 | } | |
1476 | return ret < 0 ? ret : 0; | |
64fbf444 PB |
1477 | case V4L2_CHIP_MATCH_I2C_ADDR: |
1478 | { | |
1479 | value = (u32) buf & 0xffffffff; | |
84b5dbf3 | 1480 | |
64fbf444 PB |
1481 | switch (reg->match.addr) { |
1482 | case 0:/*cx231xx internal registers*/ | |
1483 | data[0] = (u8) value; | |
1484 | data[1] = (u8) (value >> 8); | |
1485 | data[2] = (u8) (value >> 16); | |
1486 | data[3] = (u8) (value >> 24); | |
1487 | ret = cx231xx_write_ctrl_reg(dev, | |
1488 | VRT_SET_REGISTER, | |
1489 | (u16)reg->reg, data, | |
1490 | 4); | |
1491 | break; | |
1492 | case 0x600:/* AFE - read byte */ | |
1493 | ret = cx231xx_write_i2c_master(dev, | |
1494 | AFE_DEVICE_ADDRESS, | |
1495 | (u16)reg->reg, 2, | |
1496 | value, 1 , 0); | |
1497 | break; | |
1498 | ||
1499 | case 0x880:/* Video Block - read byte */ | |
1500 | if (reg->reg < 0x0b) | |
1501 | cx231xx_write_i2c_master(dev, | |
1502 | VID_BLK_I2C_ADDRESS, | |
1503 | (u16)reg->reg, 2, | |
1504 | value, 1, 0); | |
1505 | else | |
1506 | cx231xx_write_i2c_master(dev, | |
1507 | VID_BLK_I2C_ADDRESS, | |
1508 | (u16)reg->reg, 2, | |
1509 | value, 4, 0); | |
1510 | break; | |
1511 | case 0x980: | |
1512 | ret = | |
1513 | cx231xx_write_i2c_master(dev, | |
1514 | I2S_BLK_DEVICE_ADDRESS, | |
1515 | (u16)reg->reg, 1, | |
1516 | value, 1, 0); | |
1517 | break; | |
1518 | case 0x400: | |
1519 | ret = | |
1520 | cx231xx_write_i2c_master(dev, | |
1521 | 0x40, | |
1522 | (u16)reg->reg, 1, | |
1523 | value, 1, 0); | |
1524 | break; | |
1525 | case 0xc01: | |
1526 | ret = | |
1527 | cx231xx_write_i2c_master(dev, | |
1528 | 0xc0, | |
1529 | (u16)reg->reg, 1, | |
1530 | value, 1, 1); | |
1531 | break; | |
1532 | ||
1533 | case 0x022: | |
1534 | ret = | |
1535 | cx231xx_write_i2c_master(dev, | |
1536 | 0x02, | |
1537 | (u16)reg->reg, 1, | |
1538 | value, 1, 2); | |
f62436a9 | 1539 | break; |
64fbf444 PB |
1540 | case 0x322: |
1541 | ret = | |
1542 | cx231xx_write_i2c_master(dev, | |
1543 | 0x32, | |
1544 | (u16)reg->reg, 1, | |
1545 | value, 4, 2); | |
1546 | break; | |
1547 | ||
1548 | case 0x342: | |
1549 | ret = | |
1550 | cx231xx_write_i2c_master(dev, | |
1551 | 0x34, | |
1552 | (u16)reg->reg, 1, | |
1553 | value, 4, 2); | |
1554 | break; | |
1555 | default: | |
1556 | cx231xx_info("no match device address, " | |
1557 | "the value is %x\n", reg->match.addr); | |
1558 | break; | |
1559 | ||
1560 | } | |
1561 | ||
1562 | } | |
84b5dbf3 MCC |
1563 | default: |
1564 | break; | |
1565 | } | |
e0d3bafd | 1566 | |
b1196126 | 1567 | call_all(dev, core, s_register, reg); |
e0d3bafd | 1568 | |
84b5dbf3 | 1569 | return ret; |
e0d3bafd SD |
1570 | } |
1571 | #endif | |
1572 | ||
e0d3bafd | 1573 | static int vidioc_cropcap(struct file *file, void *priv, |
84b5dbf3 | 1574 | struct v4l2_cropcap *cc) |
e0d3bafd | 1575 | { |
84b5dbf3 MCC |
1576 | struct cx231xx_fh *fh = priv; |
1577 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1578 | |
1579 | if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
1580 | return -EINVAL; | |
1581 | ||
1582 | cc->bounds.left = 0; | |
1583 | cc->bounds.top = 0; | |
1584 | cc->bounds.width = dev->width; | |
1585 | cc->bounds.height = dev->height; | |
1586 | cc->defrect = cc->bounds; | |
1587 | cc->pixelaspect.numerator = 54; /* 4:3 FIXME: remove magic numbers */ | |
1588 | cc->pixelaspect.denominator = 59; | |
1589 | ||
1590 | return 0; | |
1591 | } | |
1592 | ||
1593 | static int vidioc_streamon(struct file *file, void *priv, | |
84b5dbf3 | 1594 | enum v4l2_buf_type type) |
e0d3bafd | 1595 | { |
84b5dbf3 MCC |
1596 | struct cx231xx_fh *fh = priv; |
1597 | struct cx231xx *dev = fh->dev; | |
1598 | int rc; | |
e0d3bafd SD |
1599 | |
1600 | rc = check_dev(dev); | |
1601 | if (rc < 0) | |
1602 | return rc; | |
1603 | ||
e0d3bafd SD |
1604 | rc = res_get(fh); |
1605 | ||
1606 | if (likely(rc >= 0)) | |
1607 | rc = videobuf_streamon(&fh->vb_vidq); | |
1608 | ||
b1196126 SD |
1609 | call_all(dev, video, s_stream, 1); |
1610 | ||
e0d3bafd SD |
1611 | return rc; |
1612 | } | |
1613 | ||
1614 | static int vidioc_streamoff(struct file *file, void *priv, | |
84b5dbf3 | 1615 | enum v4l2_buf_type type) |
e0d3bafd | 1616 | { |
84b5dbf3 MCC |
1617 | struct cx231xx_fh *fh = priv; |
1618 | struct cx231xx *dev = fh->dev; | |
1619 | int rc; | |
e0d3bafd SD |
1620 | |
1621 | rc = check_dev(dev); | |
1622 | if (rc < 0) | |
1623 | return rc; | |
1624 | ||
e0d3bafd SD |
1625 | if (type != fh->type) |
1626 | return -EINVAL; | |
1627 | ||
b1196126 SD |
1628 | cx25840_call(dev, video, s_stream, 0); |
1629 | ||
e0d3bafd SD |
1630 | videobuf_streamoff(&fh->vb_vidq); |
1631 | res_free(fh); | |
1632 | ||
e0d3bafd SD |
1633 | return 0; |
1634 | } | |
1635 | ||
bc08734c | 1636 | int cx231xx_querycap(struct file *file, void *priv, |
84b5dbf3 | 1637 | struct v4l2_capability *cap) |
e0d3bafd | 1638 | { |
4bc837d4 | 1639 | struct video_device *vdev = video_devdata(file); |
84b5dbf3 MCC |
1640 | struct cx231xx_fh *fh = priv; |
1641 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1642 | |
1643 | strlcpy(cap->driver, "cx231xx", sizeof(cap->driver)); | |
1644 | strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card)); | |
2c6beca8 | 1645 | usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); |
e0d3bafd | 1646 | |
530e01e7 HV |
1647 | if (vdev->vfl_type == VFL_TYPE_RADIO) |
1648 | cap->device_caps = V4L2_CAP_RADIO; | |
1649 | else { | |
06c46003 | 1650 | cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; |
530e01e7 HV |
1651 | if (vdev->vfl_type == VFL_TYPE_VBI) |
1652 | cap->device_caps |= V4L2_CAP_VBI_CAPTURE; | |
1653 | else | |
1654 | cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; | |
1655 | } | |
e0d3bafd | 1656 | if (dev->tuner_type != TUNER_ABSENT) |
4bc837d4 | 1657 | cap->device_caps |= V4L2_CAP_TUNER; |
06c46003 | 1658 | cap->capabilities = cap->device_caps | V4L2_CAP_READWRITE | |
4bc837d4 | 1659 | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE | |
530e01e7 HV |
1660 | V4L2_CAP_STREAMING | V4L2_CAP_DEVICE_CAPS; |
1661 | if (dev->radio_dev) | |
1662 | cap->capabilities |= V4L2_CAP_RADIO; | |
e0d3bafd SD |
1663 | |
1664 | return 0; | |
1665 | } | |
1666 | ||
84b5dbf3 MCC |
1667 | static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, |
1668 | struct v4l2_fmtdesc *f) | |
e0d3bafd | 1669 | { |
84b5dbf3 | 1670 | if (unlikely(f->index >= ARRAY_SIZE(format))) |
e0d3bafd SD |
1671 | return -EINVAL; |
1672 | ||
1673 | strlcpy(f->description, format[f->index].name, sizeof(f->description)); | |
1674 | f->pixelformat = format[f->index].fourcc; | |
1675 | ||
1676 | return 0; | |
1677 | } | |
1678 | ||
e0d3bafd SD |
1679 | /* RAW VBI ioctls */ |
1680 | ||
1681 | static int vidioc_g_fmt_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; | |
6264722c | 1686 | |
adc0356e | 1687 | f->fmt.vbi.sampling_rate = 6750000 * 4; |
e0d3bafd SD |
1688 | f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; |
1689 | f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
adc0356e | 1690 | f->fmt.vbi.offset = 0; |
e0d3bafd | 1691 | f->fmt.vbi.start[0] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1692 | PAL_VBI_START_LINE : NTSC_VBI_START_LINE; |
e0d3bafd | 1693 | f->fmt.vbi.count[0] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1694 | PAL_VBI_LINES : NTSC_VBI_LINES; |
e0d3bafd | 1695 | f->fmt.vbi.start[1] = (dev->norm & V4L2_STD_625_50) ? |
84b5dbf3 | 1696 | PAL_VBI_START_LINE + 312 : NTSC_VBI_START_LINE + 263; |
e0d3bafd | 1697 | f->fmt.vbi.count[1] = f->fmt.vbi.count[0]; |
6264722c | 1698 | memset(f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved)); |
e0d3bafd SD |
1699 | |
1700 | return 0; | |
1701 | ||
1702 | } | |
1703 | ||
1704 | static int vidioc_try_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 | 1709 | |
adc0356e | 1710 | f->fmt.vbi.sampling_rate = 6750000 * 4; |
e0d3bafd SD |
1711 | f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; |
1712 | f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; | |
adc0356e | 1713 | f->fmt.vbi.offset = 0; |
e0d3bafd SD |
1714 | f->fmt.vbi.flags = 0; |
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 | 1721 | f->fmt.vbi.count[1] = f->fmt.vbi.count[0]; |
6264722c | 1722 | memset(f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved)); |
e0d3bafd SD |
1723 | |
1724 | return 0; | |
1725 | ||
1726 | } | |
1727 | ||
6264722c HV |
1728 | static int vidioc_s_fmt_vbi_cap(struct file *file, void *priv, |
1729 | struct v4l2_format *f) | |
1730 | { | |
1731 | struct cx231xx_fh *fh = priv; | |
1732 | struct cx231xx *dev = fh->dev; | |
1733 | ||
1734 | if (dev->vbi_stream_on && !fh->stream_on) { | |
1735 | cx231xx_errdev("%s device in use by another fh\n", __func__); | |
1736 | return -EBUSY; | |
1737 | } | |
1738 | return vidioc_try_fmt_vbi_cap(file, priv, f); | |
1739 | } | |
1740 | ||
e0d3bafd SD |
1741 | static int vidioc_reqbufs(struct file *file, void *priv, |
1742 | struct v4l2_requestbuffers *rb) | |
1743 | { | |
84b5dbf3 MCC |
1744 | struct cx231xx_fh *fh = priv; |
1745 | struct cx231xx *dev = fh->dev; | |
1746 | int rc; | |
e0d3bafd SD |
1747 | |
1748 | rc = check_dev(dev); | |
1749 | if (rc < 0) | |
1750 | return rc; | |
1751 | ||
cde4362f | 1752 | return videobuf_reqbufs(&fh->vb_vidq, rb); |
e0d3bafd SD |
1753 | } |
1754 | ||
84b5dbf3 | 1755 | static int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *b) |
e0d3bafd | 1756 | { |
84b5dbf3 MCC |
1757 | struct cx231xx_fh *fh = priv; |
1758 | struct cx231xx *dev = fh->dev; | |
1759 | int rc; | |
e0d3bafd SD |
1760 | |
1761 | rc = check_dev(dev); | |
1762 | if (rc < 0) | |
1763 | return rc; | |
1764 | ||
cde4362f | 1765 | return videobuf_querybuf(&fh->vb_vidq, b); |
e0d3bafd SD |
1766 | } |
1767 | ||
1768 | static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
1769 | { | |
84b5dbf3 MCC |
1770 | struct cx231xx_fh *fh = priv; |
1771 | struct cx231xx *dev = fh->dev; | |
1772 | int rc; | |
e0d3bafd SD |
1773 | |
1774 | rc = check_dev(dev); | |
1775 | if (rc < 0) | |
1776 | return rc; | |
1777 | ||
cde4362f | 1778 | return videobuf_qbuf(&fh->vb_vidq, b); |
e0d3bafd SD |
1779 | } |
1780 | ||
1781 | static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
1782 | { | |
84b5dbf3 MCC |
1783 | struct cx231xx_fh *fh = priv; |
1784 | struct cx231xx *dev = fh->dev; | |
1785 | int rc; | |
e0d3bafd SD |
1786 | |
1787 | rc = check_dev(dev); | |
1788 | if (rc < 0) | |
1789 | return rc; | |
1790 | ||
cde4362f | 1791 | return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK); |
e0d3bafd SD |
1792 | } |
1793 | ||
e0d3bafd SD |
1794 | /* ----------------------------------------------------------- */ |
1795 | /* RADIO ESPECIFIC IOCTLS */ | |
1796 | /* ----------------------------------------------------------- */ | |
1797 | ||
84b5dbf3 | 1798 | static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd SD |
1799 | { |
1800 | struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev; | |
1801 | ||
530e01e7 | 1802 | if (t->index) |
e0d3bafd SD |
1803 | return -EINVAL; |
1804 | ||
1805 | strcpy(t->name, "Radio"); | |
e0d3bafd | 1806 | |
530e01e7 | 1807 | call_all(dev, tuner, g_tuner, t); |
e0d3bafd | 1808 | |
e0d3bafd SD |
1809 | return 0; |
1810 | } | |
84b5dbf3 | 1811 | static int radio_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t) |
e0d3bafd SD |
1812 | { |
1813 | struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev; | |
1814 | ||
b86d1544 | 1815 | if (t->index) |
e0d3bafd SD |
1816 | return -EINVAL; |
1817 | ||
b1196126 | 1818 | call_all(dev, tuner, s_tuner, t); |
e0d3bafd SD |
1819 | |
1820 | return 0; | |
1821 | } | |
1822 | ||
e0d3bafd SD |
1823 | /* |
1824 | * cx231xx_v4l2_open() | |
1825 | * inits the device and starts isoc transfer | |
1826 | */ | |
1827 | static int cx231xx_v4l2_open(struct file *filp) | |
1828 | { | |
e0d3bafd | 1829 | int errCode = 0, radio = 0; |
63b0d5ad LP |
1830 | struct video_device *vdev = video_devdata(filp); |
1831 | struct cx231xx *dev = video_drvdata(filp); | |
e0d3bafd SD |
1832 | struct cx231xx_fh *fh; |
1833 | enum v4l2_buf_type fh_type = 0; | |
1834 | ||
63b0d5ad LP |
1835 | switch (vdev->vfl_type) { |
1836 | case VFL_TYPE_GRABBER: | |
1837 | fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
1838 | break; | |
1839 | case VFL_TYPE_VBI: | |
1840 | fh_type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
1841 | break; | |
1842 | case VFL_TYPE_RADIO: | |
1843 | radio = 1; | |
1844 | break; | |
1845 | } | |
e0d3bafd | 1846 | |
50462eb0 LP |
1847 | cx231xx_videodbg("open dev=%s type=%s users=%d\n", |
1848 | video_device_node_name(vdev), v4l2_type_names[fh_type], | |
1849 | dev->users); | |
e0d3bafd SD |
1850 | |
1851 | #if 0 | |
1852 | errCode = cx231xx_set_mode(dev, CX231XX_ANALOG_MODE); | |
1853 | if (errCode < 0) { | |
84b5dbf3 MCC |
1854 | cx231xx_errdev |
1855 | ("Device locked on digital mode. Can't open analog\n"); | |
e0d3bafd SD |
1856 | return -EBUSY; |
1857 | } | |
1858 | #endif | |
1859 | ||
1860 | fh = kzalloc(sizeof(struct cx231xx_fh), GFP_KERNEL); | |
1861 | if (!fh) { | |
1862 | cx231xx_errdev("cx231xx-video.c: Out of memory?!\n"); | |
e0d3bafd SD |
1863 | return -ENOMEM; |
1864 | } | |
1f7e073d HV |
1865 | if (mutex_lock_interruptible(&dev->lock)) { |
1866 | kfree(fh); | |
1867 | return -ERESTARTSYS; | |
1868 | } | |
e0d3bafd | 1869 | fh->dev = dev; |
e0d3bafd SD |
1870 | fh->type = fh_type; |
1871 | filp->private_data = fh; | |
1d08a4fa | 1872 | v4l2_fh_init(&fh->fh, vdev); |
e0d3bafd SD |
1873 | |
1874 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) { | |
84b5dbf3 | 1875 | /* Power up in Analog TV mode */ |
2f861387 | 1876 | if (dev->board.external_av) |
64fbf444 PB |
1877 | cx231xx_set_power_mode(dev, |
1878 | POLARIS_AVMODE_ENXTERNAL_AV); | |
1879 | else | |
1880 | cx231xx_set_power_mode(dev, POLARIS_AVMODE_ANALOGT_TV); | |
e0d3bafd SD |
1881 | |
1882 | #if 0 | |
1883 | cx231xx_set_mode(dev, CX231XX_ANALOG_MODE); | |
1884 | #endif | |
e0d3bafd | 1885 | |
84b5dbf3 MCC |
1886 | /* set video alternate setting */ |
1887 | cx231xx_set_video_alternate(dev); | |
e0d3bafd SD |
1888 | |
1889 | /* Needed, since GPIO might have disabled power of | |
1890 | some i2c device */ | |
1891 | cx231xx_config_i2c(dev); | |
1892 | ||
1893 | /* device needs to be initialized before isoc transfer */ | |
84b5dbf3 | 1894 | dev->video_input = dev->video_input > 2 ? 2 : dev->video_input; |
e0d3bafd SD |
1895 | |
1896 | } | |
71590765 | 1897 | if (radio) { |
e0d3bafd SD |
1898 | cx231xx_videodbg("video_open: setting radio device\n"); |
1899 | ||
1900 | /* cx231xx_start_radio(dev); */ | |
1901 | ||
b1196126 | 1902 | call_all(dev, tuner, s_radio); |
e0d3bafd SD |
1903 | } |
1904 | ||
1905 | dev->users++; | |
1906 | ||
cde4362f MCC |
1907 | if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) |
1908 | videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_video_qops, | |
1909 | NULL, &dev->video_mode.slock, | |
1910 | fh->type, V4L2_FIELD_INTERLACED, | |
08bff03e | 1911 | sizeof(struct cx231xx_buffer), |
643800d5 | 1912 | fh, &dev->lock); |
84b5dbf3 | 1913 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { |
cde4362f MCC |
1914 | /* Set the required alternate setting VBI interface works in |
1915 | Bulk mode only */ | |
2f861387 | 1916 | cx231xx_set_alt_setting(dev, INDEX_VANC, 0); |
e0d3bafd | 1917 | |
cde4362f MCC |
1918 | videobuf_queue_vmalloc_init(&fh->vb_vidq, &cx231xx_vbi_qops, |
1919 | NULL, &dev->vbi_mode.slock, | |
1920 | fh->type, V4L2_FIELD_SEQ_TB, | |
08bff03e | 1921 | sizeof(struct cx231xx_buffer), |
643800d5 | 1922 | fh, &dev->lock); |
84b5dbf3 | 1923 | } |
1f7e073d | 1924 | mutex_unlock(&dev->lock); |
1d08a4fa | 1925 | v4l2_fh_add(&fh->fh); |
e0d3bafd | 1926 | |
e0d3bafd SD |
1927 | return errCode; |
1928 | } | |
1929 | ||
1930 | /* | |
1931 | * cx231xx_realease_resources() | |
1932 | * unregisters the v4l2,i2c and usb devices | |
1933 | * called when the device gets disconected or at module unload | |
1934 | */ | |
1935 | void cx231xx_release_analog_resources(struct cx231xx *dev) | |
1936 | { | |
1937 | ||
1938 | /*FIXME: I2C IR should be disconnected */ | |
1939 | ||
1940 | if (dev->radio_dev) { | |
f0813b4c | 1941 | if (video_is_registered(dev->radio_dev)) |
e0d3bafd SD |
1942 | video_unregister_device(dev->radio_dev); |
1943 | else | |
1944 | video_device_release(dev->radio_dev); | |
1945 | dev->radio_dev = NULL; | |
1946 | } | |
1947 | if (dev->vbi_dev) { | |
38c7c036 LP |
1948 | cx231xx_info("V4L2 device %s deregistered\n", |
1949 | video_device_node_name(dev->vbi_dev)); | |
f0813b4c | 1950 | if (video_is_registered(dev->vbi_dev)) |
e0d3bafd SD |
1951 | video_unregister_device(dev->vbi_dev); |
1952 | else | |
1953 | video_device_release(dev->vbi_dev); | |
1954 | dev->vbi_dev = NULL; | |
1955 | } | |
1956 | if (dev->vdev) { | |
38c7c036 LP |
1957 | cx231xx_info("V4L2 device %s deregistered\n", |
1958 | video_device_node_name(dev->vdev)); | |
64fbf444 | 1959 | |
2f861387 | 1960 | if (dev->board.has_417) |
64fbf444 PB |
1961 | cx231xx_417_unregister(dev); |
1962 | ||
f0813b4c | 1963 | if (video_is_registered(dev->vdev)) |
e0d3bafd SD |
1964 | video_unregister_device(dev->vdev); |
1965 | else | |
1966 | video_device_release(dev->vdev); | |
1967 | dev->vdev = NULL; | |
1968 | } | |
d2370f8e HV |
1969 | v4l2_ctrl_handler_free(&dev->ctrl_handler); |
1970 | v4l2_ctrl_handler_free(&dev->radio_ctrl_handler); | |
e0d3bafd SD |
1971 | } |
1972 | ||
1973 | /* | |
1f7e073d | 1974 | * cx231xx_close() |
e0d3bafd SD |
1975 | * stops streaming and deallocates all resources allocated by the v4l2 |
1976 | * calls and ioctls | |
1977 | */ | |
1f7e073d | 1978 | static int cx231xx_close(struct file *filp) |
e0d3bafd | 1979 | { |
84b5dbf3 MCC |
1980 | struct cx231xx_fh *fh = filp->private_data; |
1981 | struct cx231xx *dev = fh->dev; | |
e0d3bafd SD |
1982 | |
1983 | cx231xx_videodbg("users=%d\n", dev->users); | |
1984 | ||
64fbf444 | 1985 | cx231xx_videodbg("users=%d\n", dev->users); |
e0d3bafd SD |
1986 | if (res_check(fh)) |
1987 | res_free(fh); | |
1988 | ||
2f861387 MCC |
1989 | /* |
1990 | * To workaround error number=-71 on EP0 for VideoGrabber, | |
1991 | * need exclude following. | |
1992 | * FIXME: It is probably safe to remove most of these, as we're | |
1993 | * now avoiding the alternate setting for INDEX_VANC | |
1994 | */ | |
1995 | if (!dev->board.no_alt_vanc) | |
64fbf444 PB |
1996 | if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) { |
1997 | videobuf_stop(&fh->vb_vidq); | |
1998 | videobuf_mmap_free(&fh->vb_vidq); | |
1999 | ||
2000 | /* the device is already disconnect, | |
2001 | free the remaining resources */ | |
2002 | if (dev->state & DEV_DISCONNECTED) { | |
2003 | if (atomic_read(&dev->devlist_count) > 0) { | |
2004 | cx231xx_release_resources(dev); | |
266e8ae3 | 2005 | fh->dev = NULL; |
64fbf444 PB |
2006 | return 0; |
2007 | } | |
64fbf444 PB |
2008 | return 0; |
2009 | } | |
84b5dbf3 | 2010 | |
64fbf444 PB |
2011 | /* do this before setting alternate! */ |
2012 | cx231xx_uninit_vbi_isoc(dev); | |
2013 | ||
2014 | /* set alternate 0 */ | |
2015 | if (!dev->vbi_or_sliced_cc_mode) | |
2016 | cx231xx_set_alt_setting(dev, INDEX_VANC, 0); | |
2017 | else | |
2018 | cx231xx_set_alt_setting(dev, INDEX_HANC, 0); | |
2019 | ||
1d08a4fa HV |
2020 | v4l2_fh_del(&fh->fh); |
2021 | v4l2_fh_exit(&fh->fh); | |
64fbf444 PB |
2022 | kfree(fh); |
2023 | dev->users--; | |
2024 | wake_up_interruptible_nr(&dev->open, 1); | |
84b5dbf3 MCC |
2025 | return 0; |
2026 | } | |
2027 | ||
1d08a4fa | 2028 | v4l2_fh_del(&fh->fh); |
990862a2 MCC |
2029 | dev->users--; |
2030 | if (!dev->users) { | |
e0d3bafd SD |
2031 | videobuf_stop(&fh->vb_vidq); |
2032 | videobuf_mmap_free(&fh->vb_vidq); | |
2033 | ||
2034 | /* the device is already disconnect, | |
2035 | free the remaining resources */ | |
2036 | if (dev->state & DEV_DISCONNECTED) { | |
2037 | cx231xx_release_resources(dev); | |
266e8ae3 | 2038 | fh->dev = NULL; |
e0d3bafd SD |
2039 | return 0; |
2040 | } | |
2041 | ||
84b5dbf3 | 2042 | /* Save some power by putting tuner to sleep */ |
622b828a | 2043 | call_all(dev, core, s_power, 0); |
e0d3bafd SD |
2044 | |
2045 | /* do this before setting alternate! */ | |
64fbf444 PB |
2046 | if (dev->USE_ISO) |
2047 | cx231xx_uninit_isoc(dev); | |
2048 | else | |
2049 | cx231xx_uninit_bulk(dev); | |
e0d3bafd SD |
2050 | cx231xx_set_mode(dev, CX231XX_SUSPEND); |
2051 | ||
2052 | /* set alternate 0 */ | |
2053 | cx231xx_set_alt_setting(dev, INDEX_VIDEO, 0); | |
2054 | } | |
1d08a4fa | 2055 | v4l2_fh_exit(&fh->fh); |
e0d3bafd | 2056 | kfree(fh); |
e0d3bafd | 2057 | wake_up_interruptible_nr(&dev->open, 1); |
e0d3bafd SD |
2058 | return 0; |
2059 | } | |
2060 | ||
1f7e073d HV |
2061 | static int cx231xx_v4l2_close(struct file *filp) |
2062 | { | |
2063 | struct cx231xx_fh *fh = filp->private_data; | |
2064 | struct cx231xx *dev = fh->dev; | |
2065 | int rc; | |
2066 | ||
2067 | mutex_lock(&dev->lock); | |
2068 | rc = cx231xx_close(filp); | |
2069 | mutex_unlock(&dev->lock); | |
2070 | return rc; | |
2071 | } | |
2072 | ||
e0d3bafd SD |
2073 | /* |
2074 | * cx231xx_v4l2_read() | |
2075 | * will allocate buffers when called for the first time | |
2076 | */ | |
2077 | static ssize_t | |
cde4362f MCC |
2078 | cx231xx_v4l2_read(struct file *filp, char __user *buf, size_t count, |
2079 | loff_t *pos) | |
e0d3bafd SD |
2080 | { |
2081 | struct cx231xx_fh *fh = filp->private_data; | |
2082 | struct cx231xx *dev = fh->dev; | |
2083 | int rc; | |
2084 | ||
2085 | rc = check_dev(dev); | |
2086 | if (rc < 0) | |
2087 | return rc; | |
2088 | ||
84b5dbf3 MCC |
2089 | if ((fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) || |
2090 | (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)) { | |
e0d3bafd | 2091 | rc = res_get(fh); |
e0d3bafd SD |
2092 | |
2093 | if (unlikely(rc < 0)) | |
2094 | return rc; | |
2095 | ||
1f7e073d HV |
2096 | if (mutex_lock_interruptible(&dev->lock)) |
2097 | return -ERESTARTSYS; | |
2098 | rc = videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0, | |
84b5dbf3 | 2099 | filp->f_flags & O_NONBLOCK); |
1f7e073d HV |
2100 | mutex_unlock(&dev->lock); |
2101 | return rc; | |
e0d3bafd SD |
2102 | } |
2103 | return 0; | |
2104 | } | |
2105 | ||
2106 | /* | |
2107 | * cx231xx_v4l2_poll() | |
2108 | * will allocate buffers when called for the first time | |
2109 | */ | |
64fbf444 | 2110 | static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table *wait) |
e0d3bafd | 2111 | { |
1d08a4fa | 2112 | unsigned long req_events = poll_requested_events(wait); |
e0d3bafd SD |
2113 | struct cx231xx_fh *fh = filp->private_data; |
2114 | struct cx231xx *dev = fh->dev; | |
1d08a4fa | 2115 | unsigned res = 0; |
e0d3bafd SD |
2116 | int rc; |
2117 | ||
2118 | rc = check_dev(dev); | |
2119 | if (rc < 0) | |
1d08a4fa | 2120 | return POLLERR; |
e0d3bafd | 2121 | |
e0d3bafd | 2122 | rc = res_get(fh); |
e0d3bafd SD |
2123 | |
2124 | if (unlikely(rc < 0)) | |
2125 | return POLLERR; | |
2126 | ||
1d08a4fa HV |
2127 | if (v4l2_event_pending(&fh->fh)) |
2128 | res |= POLLPRI; | |
2129 | else | |
2130 | poll_wait(filp, &fh->fh.wait, wait); | |
2131 | ||
2132 | if (!(req_events & (POLLIN | POLLRDNORM))) | |
2133 | return res; | |
2134 | ||
84b5dbf3 | 2135 | if ((V4L2_BUF_TYPE_VIDEO_CAPTURE == fh->type) || |
1f7e073d | 2136 | (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)) { |
1f7e073d | 2137 | mutex_lock(&dev->lock); |
1d08a4fa | 2138 | res |= videobuf_poll_stream(filp, &fh->vb_vidq, wait); |
1f7e073d HV |
2139 | mutex_unlock(&dev->lock); |
2140 | return res; | |
2141 | } | |
1d08a4fa | 2142 | return res | POLLERR; |
e0d3bafd SD |
2143 | } |
2144 | ||
2145 | /* | |
2146 | * cx231xx_v4l2_mmap() | |
2147 | */ | |
2148 | static int cx231xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma) | |
2149 | { | |
84b5dbf3 MCC |
2150 | struct cx231xx_fh *fh = filp->private_data; |
2151 | struct cx231xx *dev = fh->dev; | |
2152 | int rc; | |
e0d3bafd SD |
2153 | |
2154 | rc = check_dev(dev); | |
2155 | if (rc < 0) | |
2156 | return rc; | |
2157 | ||
e0d3bafd | 2158 | rc = res_get(fh); |
e0d3bafd SD |
2159 | |
2160 | if (unlikely(rc < 0)) | |
2161 | return rc; | |
2162 | ||
1f7e073d HV |
2163 | if (mutex_lock_interruptible(&dev->lock)) |
2164 | return -ERESTARTSYS; | |
e0d3bafd | 2165 | rc = videobuf_mmap_mapper(&fh->vb_vidq, vma); |
1f7e073d | 2166 | mutex_unlock(&dev->lock); |
e0d3bafd SD |
2167 | |
2168 | cx231xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n", | |
84b5dbf3 MCC |
2169 | (unsigned long)vma->vm_start, |
2170 | (unsigned long)vma->vm_end - | |
2171 | (unsigned long)vma->vm_start, rc); | |
e0d3bafd SD |
2172 | |
2173 | return rc; | |
2174 | } | |
2175 | ||
2176 | static const struct v4l2_file_operations cx231xx_v4l_fops = { | |
cde4362f MCC |
2177 | .owner = THIS_MODULE, |
2178 | .open = cx231xx_v4l2_open, | |
84b5dbf3 | 2179 | .release = cx231xx_v4l2_close, |
cde4362f MCC |
2180 | .read = cx231xx_v4l2_read, |
2181 | .poll = cx231xx_v4l2_poll, | |
2182 | .mmap = cx231xx_v4l2_mmap, | |
643800d5 | 2183 | .unlocked_ioctl = video_ioctl2, |
e0d3bafd SD |
2184 | }; |
2185 | ||
2186 | static const struct v4l2_ioctl_ops video_ioctl_ops = { | |
bc08734c | 2187 | .vidioc_querycap = cx231xx_querycap, |
cde4362f MCC |
2188 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, |
2189 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, | |
2190 | .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, | |
2191 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, | |
2192 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, | |
2193 | .vidioc_try_fmt_vbi_cap = vidioc_try_fmt_vbi_cap, | |
6264722c | 2194 | .vidioc_s_fmt_vbi_cap = vidioc_s_fmt_vbi_cap, |
cde4362f | 2195 | .vidioc_cropcap = vidioc_cropcap, |
cde4362f MCC |
2196 | .vidioc_reqbufs = vidioc_reqbufs, |
2197 | .vidioc_querybuf = vidioc_querybuf, | |
2198 | .vidioc_qbuf = vidioc_qbuf, | |
2199 | .vidioc_dqbuf = vidioc_dqbuf, | |
2200 | .vidioc_s_std = vidioc_s_std, | |
2201 | .vidioc_g_std = vidioc_g_std, | |
b86d1544 HV |
2202 | .vidioc_enum_input = cx231xx_enum_input, |
2203 | .vidioc_g_input = cx231xx_g_input, | |
2204 | .vidioc_s_input = cx231xx_s_input, | |
cde4362f MCC |
2205 | .vidioc_streamon = vidioc_streamon, |
2206 | .vidioc_streamoff = vidioc_streamoff, | |
b86d1544 HV |
2207 | .vidioc_g_tuner = cx231xx_g_tuner, |
2208 | .vidioc_s_tuner = cx231xx_s_tuner, | |
2209 | .vidioc_g_frequency = cx231xx_g_frequency, | |
2210 | .vidioc_s_frequency = cx231xx_s_frequency, | |
2211 | .vidioc_g_chip_ident = cx231xx_g_chip_ident, | |
e0d3bafd | 2212 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
b86d1544 HV |
2213 | .vidioc_g_register = cx231xx_g_register, |
2214 | .vidioc_s_register = cx231xx_s_register, | |
e0d3bafd | 2215 | #endif |
1d08a4fa HV |
2216 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, |
2217 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
e0d3bafd SD |
2218 | }; |
2219 | ||
2220 | static struct video_device cx231xx_vbi_template; | |
2221 | ||
2222 | static const struct video_device cx231xx_video_template = { | |
cde4362f MCC |
2223 | .fops = &cx231xx_v4l_fops, |
2224 | .release = video_device_release, | |
2225 | .ioctl_ops = &video_ioctl_ops, | |
cde4362f | 2226 | .tvnorms = V4L2_STD_ALL, |
e0d3bafd SD |
2227 | }; |
2228 | ||
2229 | static const struct v4l2_file_operations radio_fops = { | |
cde4362f MCC |
2230 | .owner = THIS_MODULE, |
2231 | .open = cx231xx_v4l2_open, | |
84b5dbf3 | 2232 | .release = cx231xx_v4l2_close, |
1d08a4fa | 2233 | .poll = v4l2_ctrl_poll, |
1265f080 | 2234 | .unlocked_ioctl = video_ioctl2, |
e0d3bafd SD |
2235 | }; |
2236 | ||
2237 | static const struct v4l2_ioctl_ops radio_ioctl_ops = { | |
bc08734c | 2238 | .vidioc_querycap = cx231xx_querycap, |
cde4362f | 2239 | .vidioc_g_tuner = radio_g_tuner, |
cde4362f | 2240 | .vidioc_s_tuner = radio_s_tuner, |
b86d1544 HV |
2241 | .vidioc_g_frequency = cx231xx_g_frequency, |
2242 | .vidioc_s_frequency = cx231xx_s_frequency, | |
2243 | .vidioc_g_chip_ident = cx231xx_g_chip_ident, | |
e0d3bafd | 2244 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
b86d1544 HV |
2245 | .vidioc_g_register = cx231xx_g_register, |
2246 | .vidioc_s_register = cx231xx_s_register, | |
e0d3bafd | 2247 | #endif |
1d08a4fa HV |
2248 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, |
2249 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
e0d3bafd SD |
2250 | }; |
2251 | ||
2252 | static struct video_device cx231xx_radio_template = { | |
cde4362f MCC |
2253 | .name = "cx231xx-radio", |
2254 | .fops = &radio_fops, | |
84b5dbf3 | 2255 | .ioctl_ops = &radio_ioctl_ops, |
e0d3bafd SD |
2256 | }; |
2257 | ||
2258 | /******************************** usb interface ******************************/ | |
2259 | ||
b9255176 SD |
2260 | static struct video_device *cx231xx_vdev_init(struct cx231xx *dev, |
2261 | const struct video_device | |
2262 | *template, const char *type_name) | |
e0d3bafd SD |
2263 | { |
2264 | struct video_device *vfd; | |
2265 | ||
2266 | vfd = video_device_alloc(); | |
2267 | if (NULL == vfd) | |
2268 | return NULL; | |
cde4362f | 2269 | |
e0d3bafd | 2270 | *vfd = *template; |
b1196126 | 2271 | vfd->v4l2_dev = &dev->v4l2_dev; |
e0d3bafd SD |
2272 | vfd->release = video_device_release; |
2273 | vfd->debug = video_debug; | |
643800d5 | 2274 | vfd->lock = &dev->lock; |
1d08a4fa | 2275 | set_bit(V4L2_FL_USE_FH_PRIO, &vfd->flags); |
e0d3bafd | 2276 | |
84b5dbf3 | 2277 | snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name); |
e0d3bafd | 2278 | |
63b0d5ad | 2279 | video_set_drvdata(vfd, dev); |
06c46003 HV |
2280 | if (dev->tuner_type == TUNER_ABSENT) { |
2281 | v4l2_disable_ioctl(vfd, VIDIOC_G_FREQUENCY); | |
2282 | v4l2_disable_ioctl(vfd, VIDIOC_S_FREQUENCY); | |
2283 | v4l2_disable_ioctl(vfd, VIDIOC_G_TUNER); | |
2284 | v4l2_disable_ioctl(vfd, VIDIOC_S_TUNER); | |
2285 | } | |
e0d3bafd SD |
2286 | return vfd; |
2287 | } | |
2288 | ||
2289 | int cx231xx_register_analog_devices(struct cx231xx *dev) | |
2290 | { | |
2291 | int ret; | |
2292 | ||
1990d50b MCC |
2293 | cx231xx_info("%s: v4l2 driver version %s\n", |
2294 | dev->name, CX231XX_VERSION); | |
e0d3bafd SD |
2295 | |
2296 | /* set default norm */ | |
a25a7012 | 2297 | dev->norm = V4L2_STD_PAL; |
e0d3bafd SD |
2298 | dev->width = norm_maxw(dev); |
2299 | dev->height = norm_maxh(dev); | |
2300 | dev->interlaced = 0; | |
e0d3bafd SD |
2301 | |
2302 | /* Analog specific initialization */ | |
2303 | dev->format = &format[0]; | |
6e6a2ba9 DH |
2304 | |
2305 | /* Set the initial input */ | |
2306 | video_mux(dev, dev->video_input); | |
e0d3bafd | 2307 | |
d61072a4 HV |
2308 | call_all(dev, core, s_std, dev->norm); |
2309 | ||
d2370f8e HV |
2310 | v4l2_ctrl_handler_init(&dev->ctrl_handler, 10); |
2311 | v4l2_ctrl_handler_init(&dev->radio_ctrl_handler, 5); | |
2312 | ||
2313 | if (dev->sd_cx25840) { | |
2314 | v4l2_ctrl_add_handler(&dev->ctrl_handler, | |
2315 | dev->sd_cx25840->ctrl_handler, NULL); | |
2316 | v4l2_ctrl_add_handler(&dev->radio_ctrl_handler, | |
2317 | dev->sd_cx25840->ctrl_handler, | |
2318 | v4l2_ctrl_radio_filter); | |
2319 | } | |
2320 | ||
2321 | if (dev->ctrl_handler.error) | |
2322 | return dev->ctrl_handler.error; | |
2323 | if (dev->radio_ctrl_handler.error) | |
2324 | return dev->radio_ctrl_handler.error; | |
e0d3bafd SD |
2325 | |
2326 | /* enable vbi capturing */ | |
84b5dbf3 | 2327 | /* write code here... */ |
e0d3bafd SD |
2328 | |
2329 | /* allocate and fill video video_device struct */ | |
2330 | dev->vdev = cx231xx_vdev_init(dev, &cx231xx_video_template, "video"); | |
2331 | if (!dev->vdev) { | |
2332 | cx231xx_errdev("cannot allocate video_device.\n"); | |
2333 | return -ENODEV; | |
2334 | } | |
2335 | ||
d2370f8e | 2336 | dev->vdev->ctrl_handler = &dev->ctrl_handler; |
e0d3bafd SD |
2337 | /* register v4l2 video video_device */ |
2338 | ret = video_register_device(dev->vdev, VFL_TYPE_GRABBER, | |
84b5dbf3 | 2339 | video_nr[dev->devno]); |
e0d3bafd | 2340 | if (ret) { |
84b5dbf3 MCC |
2341 | cx231xx_errdev("unable to register video device (error=%i).\n", |
2342 | ret); | |
e0d3bafd SD |
2343 | return ret; |
2344 | } | |
2345 | ||
38c7c036 LP |
2346 | cx231xx_info("%s/0: registered device %s [v4l2]\n", |
2347 | dev->name, video_device_node_name(dev->vdev)); | |
e0d3bafd | 2348 | |
84b5dbf3 | 2349 | /* Initialize VBI template */ |
3724dde9 | 2350 | cx231xx_vbi_template = cx231xx_video_template; |
84b5dbf3 | 2351 | strcpy(cx231xx_vbi_template.name, "cx231xx-vbi"); |
e0d3bafd SD |
2352 | |
2353 | /* Allocate and fill vbi video_device struct */ | |
2354 | dev->vbi_dev = cx231xx_vdev_init(dev, &cx231xx_vbi_template, "vbi"); | |
2355 | ||
d2370f8e HV |
2356 | if (!dev->vbi_dev) { |
2357 | cx231xx_errdev("cannot allocate video_device.\n"); | |
2358 | return -ENODEV; | |
2359 | } | |
2360 | dev->vbi_dev->ctrl_handler = &dev->ctrl_handler; | |
e0d3bafd SD |
2361 | /* register v4l2 vbi video_device */ |
2362 | ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, | |
84b5dbf3 | 2363 | vbi_nr[dev->devno]); |
e0d3bafd SD |
2364 | if (ret < 0) { |
2365 | cx231xx_errdev("unable to register vbi device\n"); | |
2366 | return ret; | |
2367 | } | |
2368 | ||
38c7c036 LP |
2369 | cx231xx_info("%s/0: registered device %s\n", |
2370 | dev->name, video_device_node_name(dev->vbi_dev)); | |
e0d3bafd SD |
2371 | |
2372 | if (cx231xx_boards[dev->model].radio.type == CX231XX_RADIO) { | |
cde4362f MCC |
2373 | dev->radio_dev = cx231xx_vdev_init(dev, &cx231xx_radio_template, |
2374 | "radio"); | |
e0d3bafd SD |
2375 | if (!dev->radio_dev) { |
2376 | cx231xx_errdev("cannot allocate video_device.\n"); | |
2377 | return -ENODEV; | |
2378 | } | |
d2370f8e | 2379 | dev->radio_dev->ctrl_handler = &dev->radio_ctrl_handler; |
e0d3bafd SD |
2380 | ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO, |
2381 | radio_nr[dev->devno]); | |
2382 | if (ret < 0) { | |
2383 | cx231xx_errdev("can't register radio device\n"); | |
2384 | return ret; | |
2385 | } | |
38c7c036 LP |
2386 | cx231xx_info("Registered radio device as %s\n", |
2387 | video_device_node_name(dev->radio_dev)); | |
e0d3bafd SD |
2388 | } |
2389 | ||
38c7c036 LP |
2390 | cx231xx_info("V4L2 device registered as %s and %s\n", |
2391 | video_device_node_name(dev->vdev), | |
2392 | video_device_node_name(dev->vbi_dev)); | |
e0d3bafd SD |
2393 | |
2394 | return 0; | |
2395 | } |