Commit | Line | Data |
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5b3f03f0 HS |
1 | #include <linux/fs.h> |
2 | #include <linux/vmalloc.h> | |
3 | #include <linux/videodev2.h> | |
4 | #include <linux/usb.h> | |
5 | #include <linux/mm.h> | |
6 | #include <linux/sched.h> | |
5a0e3ad6 | 7 | #include <linux/slab.h> |
5b3f03f0 HS |
8 | |
9 | #include <media/v4l2-ioctl.h> | |
10 | #include <media/v4l2-dev.h> | |
f29056eb | 11 | #include <media/v4l2-ctrls.h> |
5b3f03f0 HS |
12 | |
13 | #include "pd-common.h" | |
14 | #include "vendorcmds.h" | |
15 | ||
6c9eaa82 | 16 | #ifdef CONFIG_PM |
5b3f03f0 HS |
17 | static int pm_video_suspend(struct poseidon *pd); |
18 | static int pm_video_resume(struct poseidon *pd); | |
6c9eaa82 | 19 | #endif |
5b3f03f0 HS |
20 | static void iso_bubble_handler(struct work_struct *w); |
21 | ||
278a58cf | 22 | static int usb_transfer_mode; |
5b3f03f0 HS |
23 | module_param(usb_transfer_mode, int, 0644); |
24 | MODULE_PARM_DESC(usb_transfer_mode, "0 = Bulk, 1 = Isochronous"); | |
25 | ||
26 | static const struct poseidon_format poseidon_formats[] = { | |
27 | { "YUV 422", V4L2_PIX_FMT_YUYV, 16, 0}, | |
28 | { "RGB565", V4L2_PIX_FMT_RGB565, 16, 0}, | |
29 | }; | |
30 | ||
31 | static const struct poseidon_tvnorm poseidon_tvnorms[] = { | |
32 | { V4L2_STD_PAL_D, "PAL-D", TLG_TUNE_VSTD_PAL_D }, | |
33 | { V4L2_STD_PAL_B, "PAL-B", TLG_TUNE_VSTD_PAL_B }, | |
34 | { V4L2_STD_PAL_G, "PAL-G", TLG_TUNE_VSTD_PAL_G }, | |
35 | { V4L2_STD_PAL_H, "PAL-H", TLG_TUNE_VSTD_PAL_H }, | |
36 | { V4L2_STD_PAL_I, "PAL-I", TLG_TUNE_VSTD_PAL_I }, | |
37 | { V4L2_STD_PAL_M, "PAL-M", TLG_TUNE_VSTD_PAL_M }, | |
38 | { V4L2_STD_PAL_N, "PAL-N", TLG_TUNE_VSTD_PAL_N_COMBO }, | |
39 | { V4L2_STD_PAL_Nc, "PAL-Nc", TLG_TUNE_VSTD_PAL_N_COMBO }, | |
40 | { V4L2_STD_NTSC_M, "NTSC-M", TLG_TUNE_VSTD_NTSC_M }, | |
41 | { V4L2_STD_NTSC_M_JP, "NTSC-JP", TLG_TUNE_VSTD_NTSC_M_J }, | |
42 | { V4L2_STD_SECAM_B, "SECAM-B", TLG_TUNE_VSTD_SECAM_B }, | |
43 | { V4L2_STD_SECAM_D, "SECAM-D", TLG_TUNE_VSTD_SECAM_D }, | |
44 | { V4L2_STD_SECAM_G, "SECAM-G", TLG_TUNE_VSTD_SECAM_G }, | |
45 | { V4L2_STD_SECAM_H, "SECAM-H", TLG_TUNE_VSTD_SECAM_H }, | |
46 | { V4L2_STD_SECAM_K, "SECAM-K", TLG_TUNE_VSTD_SECAM_K }, | |
47 | { V4L2_STD_SECAM_K1, "SECAM-K1", TLG_TUNE_VSTD_SECAM_K1 }, | |
48 | { V4L2_STD_SECAM_L, "SECAM-L", TLG_TUNE_VSTD_SECAM_L }, | |
49 | { V4L2_STD_SECAM_LC, "SECAM-LC", TLG_TUNE_VSTD_SECAM_L1 }, | |
50 | }; | |
51 | static const unsigned int POSEIDON_TVNORMS = ARRAY_SIZE(poseidon_tvnorms); | |
52 | ||
53 | struct pd_audio_mode { | |
54 | u32 tlg_audio_mode; | |
55 | u32 v4l2_audio_sub; | |
56 | u32 v4l2_audio_mode; | |
57 | }; | |
58 | ||
59 | static const struct pd_audio_mode pd_audio_modes[] = { | |
60 | { TLG_TUNE_TVAUDIO_MODE_MONO, V4L2_TUNER_SUB_MONO, | |
61 | V4L2_TUNER_MODE_MONO }, | |
62 | { TLG_TUNE_TVAUDIO_MODE_STEREO, V4L2_TUNER_SUB_STEREO, | |
63 | V4L2_TUNER_MODE_STEREO }, | |
64 | { TLG_TUNE_TVAUDIO_MODE_LANG_A, V4L2_TUNER_SUB_LANG1, | |
65 | V4L2_TUNER_MODE_LANG1 }, | |
66 | { TLG_TUNE_TVAUDIO_MODE_LANG_B, V4L2_TUNER_SUB_LANG2, | |
67 | V4L2_TUNER_MODE_LANG2 }, | |
68 | { TLG_TUNE_TVAUDIO_MODE_LANG_C, V4L2_TUNER_SUB_LANG1, | |
69 | V4L2_TUNER_MODE_LANG1_LANG2 } | |
70 | }; | |
71 | static const unsigned int POSEIDON_AUDIOMODS = ARRAY_SIZE(pd_audio_modes); | |
72 | ||
73 | struct pd_input { | |
74 | char *name; | |
75 | uint32_t tlg_src; | |
76 | }; | |
77 | ||
78 | static const struct pd_input pd_inputs[] = { | |
79 | { "TV Antenna", TLG_SIG_SRC_ANTENNA }, | |
80 | { "TV Cable", TLG_SIG_SRC_CABLE }, | |
81 | { "TV SVideo", TLG_SIG_SRC_SVIDEO }, | |
82 | { "TV Composite", TLG_SIG_SRC_COMPOSITE } | |
83 | }; | |
84 | static const unsigned int POSEIDON_INPUTS = ARRAY_SIZE(pd_inputs); | |
85 | ||
007ad830 HS |
86 | struct video_std_to_audio_std { |
87 | v4l2_std_id video_std; | |
88 | int audio_std; | |
89 | }; | |
90 | ||
91 | static const struct video_std_to_audio_std video_to_audio_map[] = { | |
92 | /* country : { 27, 32, 33, 34, 36, 44, 45, 46, 47, 48, 64, | |
93 | 65, 86, 351, 352, 353, 354, 358, 372, 852, 972 } */ | |
94 | { (V4L2_STD_PAL_I | V4L2_STD_PAL_B | V4L2_STD_PAL_D | | |
95 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_D), TLG_TUNE_ASTD_NICAM }, | |
96 | ||
97 | /* country : { 1, 52, 54, 55, 886 } */ | |
98 | {V4L2_STD_NTSC_M | V4L2_STD_PAL_N | V4L2_STD_PAL_M, TLG_TUNE_ASTD_BTSC}, | |
99 | ||
100 | /* country : { 81 } */ | |
101 | { V4L2_STD_NTSC_M_JP, TLG_TUNE_ASTD_EIAJ }, | |
102 | ||
103 | /* other country : TLG_TUNE_ASTD_A2 */ | |
104 | }; | |
105 | static const unsigned int map_size = ARRAY_SIZE(video_to_audio_map); | |
106 | ||
107 | static int get_audio_std(v4l2_std_id v4l2_std) | |
108 | { | |
109 | int i = 0; | |
110 | ||
111 | for (; i < map_size; i++) { | |
112 | if (v4l2_std & video_to_audio_map[i].video_std) | |
113 | return video_to_audio_map[i].audio_std; | |
114 | } | |
115 | return TLG_TUNE_ASTD_A2; | |
116 | } | |
117 | ||
5b3f03f0 HS |
118 | static int vidioc_querycap(struct file *file, void *fh, |
119 | struct v4l2_capability *cap) | |
120 | { | |
c5d8907f HV |
121 | struct video_device *vdev = video_devdata(file); |
122 | struct poseidon *p = video_get_drvdata(vdev); | |
5b3f03f0 HS |
123 | |
124 | strcpy(cap->driver, "tele-video"); | |
125 | strcpy(cap->card, "Telegent Poseidon"); | |
126 | usb_make_path(p->udev, cap->bus_info, sizeof(cap->bus_info)); | |
c5d8907f HV |
127 | cap->device_caps = V4L2_CAP_TUNER | V4L2_CAP_AUDIO | |
128 | V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; | |
129 | if (vdev->vfl_type == VFL_TYPE_VBI) | |
130 | cap->device_caps |= V4L2_CAP_VBI_CAPTURE; | |
131 | else | |
132 | cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; | |
133 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS | | |
134 | V4L2_CAP_RADIO | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE; | |
5b3f03f0 HS |
135 | return 0; |
136 | } | |
137 | ||
138 | /*====================================================================*/ | |
139 | static void init_copy(struct video_data *video, bool index) | |
140 | { | |
141 | struct front_face *front = video->front; | |
142 | ||
143 | video->field_count = index; | |
144 | video->lines_copied = 0; | |
145 | video->prev_left = 0 ; | |
146 | video->dst = (char *)videobuf_to_vmalloc(front->curr_frame) | |
147 | + index * video->lines_size; | |
148 | video->vbi->copied = 0; /* set it here */ | |
149 | } | |
150 | ||
151 | static bool get_frame(struct front_face *front, int *need_init) | |
152 | { | |
153 | struct videobuf_buffer *vb = front->curr_frame; | |
154 | ||
155 | if (vb) | |
156 | return true; | |
157 | ||
158 | spin_lock(&front->queue_lock); | |
159 | if (!list_empty(&front->active)) { | |
160 | vb = list_entry(front->active.next, | |
161 | struct videobuf_buffer, queue); | |
162 | if (need_init) | |
163 | *need_init = 1; | |
164 | front->curr_frame = vb; | |
165 | list_del_init(&vb->queue); | |
166 | } | |
167 | spin_unlock(&front->queue_lock); | |
168 | ||
169 | return !!vb; | |
170 | } | |
171 | ||
172 | /* check if the video's buffer is ready */ | |
173 | static bool get_video_frame(struct front_face *front, struct video_data *video) | |
174 | { | |
175 | int need_init = 0; | |
176 | bool ret = true; | |
177 | ||
178 | ret = get_frame(front, &need_init); | |
179 | if (ret && need_init) | |
180 | init_copy(video, 0); | |
181 | return ret; | |
182 | } | |
183 | ||
184 | static void submit_frame(struct front_face *front) | |
185 | { | |
186 | struct videobuf_buffer *vb = front->curr_frame; | |
187 | ||
188 | if (vb == NULL) | |
189 | return; | |
190 | ||
191 | front->curr_frame = NULL; | |
192 | vb->state = VIDEOBUF_DONE; | |
193 | vb->field_count++; | |
8e6057b5 | 194 | v4l2_get_timestamp(&vb->ts); |
5b3f03f0 HS |
195 | |
196 | wake_up(&vb->done); | |
197 | } | |
198 | ||
199 | /* | |
200 | * A frame is composed of two fields. If we receive all the two fields, | |
201 | * call the submit_frame() to submit the whole frame to applications. | |
202 | */ | |
203 | static void end_field(struct video_data *video) | |
204 | { | |
5b3f03f0 HS |
205 | if (1 == video->field_count) |
206 | submit_frame(video->front); | |
207 | else | |
208 | init_copy(video, 1); | |
209 | } | |
210 | ||
211 | static void copy_video_data(struct video_data *video, char *src, | |
212 | unsigned int count) | |
213 | { | |
214 | #define copy_data(len) \ | |
215 | do { \ | |
216 | if (++video->lines_copied > video->lines_per_field) \ | |
217 | goto overflow; \ | |
218 | memcpy(video->dst, src, len);\ | |
219 | video->dst += len + video->lines_size; \ | |
220 | src += len; \ | |
221 | count -= len; \ | |
222 | } while (0) | |
223 | ||
224 | while (count && count >= video->lines_size) { | |
225 | if (video->prev_left) { | |
226 | copy_data(video->prev_left); | |
227 | video->prev_left = 0; | |
228 | continue; | |
229 | } | |
230 | copy_data(video->lines_size); | |
231 | } | |
232 | if (count && count < video->lines_size) { | |
233 | memcpy(video->dst, src, count); | |
234 | ||
235 | video->prev_left = video->lines_size - count; | |
236 | video->dst += count; | |
237 | } | |
238 | return; | |
239 | ||
240 | overflow: | |
241 | end_field(video); | |
242 | } | |
243 | ||
244 | static void check_trailer(struct video_data *video, char *src, int count) | |
245 | { | |
246 | struct vbi_data *vbi = video->vbi; | |
247 | int offset; /* trailer's offset */ | |
248 | char *buf; | |
249 | ||
250 | offset = (video->context.pix.sizeimage / 2 + vbi->vbi_size / 2) | |
251 | - (vbi->copied + video->lines_size * video->lines_copied); | |
252 | if (video->prev_left) | |
253 | offset -= (video->lines_size - video->prev_left); | |
254 | ||
255 | if (offset > count || offset <= 0) | |
256 | goto short_package; | |
257 | ||
258 | buf = src + offset; | |
259 | ||
260 | /* trailer : (VFHS) + U32 + U32 + field_num */ | |
261 | if (!strncmp(buf, "VFHS", 4)) { | |
262 | int field_num = *((u32 *)(buf + 12)); | |
263 | ||
264 | if ((field_num & 1) ^ video->field_count) { | |
265 | init_copy(video, video->field_count); | |
266 | return; | |
267 | } | |
268 | copy_video_data(video, src, offset); | |
269 | } | |
270 | short_package: | |
271 | end_field(video); | |
272 | } | |
273 | ||
274 | /* ========== Check this more carefully! =========== */ | |
275 | static inline void copy_vbi_data(struct vbi_data *vbi, | |
276 | char *src, unsigned int count) | |
277 | { | |
278 | struct front_face *front = vbi->front; | |
279 | ||
280 | if (front && get_frame(front, NULL)) { | |
281 | char *buf = videobuf_to_vmalloc(front->curr_frame); | |
282 | ||
283 | if (vbi->video->field_count) | |
284 | buf += (vbi->vbi_size / 2); | |
285 | memcpy(buf + vbi->copied, src, count); | |
286 | } | |
287 | vbi->copied += count; | |
288 | } | |
289 | ||
290 | /* | |
291 | * Copy the normal data (VBI or VIDEO) without the trailer. | |
292 | * VBI is not interlaced, while VIDEO is interlaced. | |
293 | */ | |
294 | static inline void copy_vbi_video_data(struct video_data *video, | |
295 | char *src, unsigned int count) | |
296 | { | |
297 | struct vbi_data *vbi = video->vbi; | |
298 | unsigned int vbi_delta = (vbi->vbi_size / 2) - vbi->copied; | |
299 | ||
300 | if (vbi_delta >= count) { | |
301 | copy_vbi_data(vbi, src, count); | |
302 | } else { | |
303 | if (vbi_delta) { | |
304 | copy_vbi_data(vbi, src, vbi_delta); | |
305 | ||
306 | /* we receive the two fields of the VBI*/ | |
307 | if (vbi->front && video->field_count) | |
308 | submit_frame(vbi->front); | |
309 | } | |
310 | copy_video_data(video, src + vbi_delta, count - vbi_delta); | |
311 | } | |
312 | } | |
313 | ||
314 | static void urb_complete_bulk(struct urb *urb) | |
315 | { | |
316 | struct front_face *front = urb->context; | |
317 | struct video_data *video = &front->pd->video_data; | |
318 | char *src = (char *)urb->transfer_buffer; | |
319 | int count = urb->actual_length; | |
320 | int ret = 0; | |
321 | ||
322 | if (!video->is_streaming || urb->status) { | |
323 | if (urb->status == -EPROTO) | |
324 | goto resend_it; | |
325 | return; | |
326 | } | |
327 | if (!get_video_frame(front, video)) | |
328 | goto resend_it; | |
329 | ||
330 | if (count == urb->transfer_buffer_length) | |
331 | copy_vbi_video_data(video, src, count); | |
332 | else | |
333 | check_trailer(video, src, count); | |
334 | ||
335 | resend_it: | |
336 | ret = usb_submit_urb(urb, GFP_ATOMIC); | |
337 | if (ret) | |
338 | log(" submit failed: error %d", ret); | |
339 | } | |
340 | ||
341 | /************************* for ISO *********************/ | |
342 | #define GET_SUCCESS (0) | |
343 | #define GET_TRAILER (1) | |
344 | #define GET_TOO_MUCH_BUBBLE (2) | |
345 | #define GET_NONE (3) | |
346 | static int get_chunk(int start, struct urb *urb, | |
347 | int *head, int *tail, int *bubble_err) | |
348 | { | |
349 | struct usb_iso_packet_descriptor *pkt = NULL; | |
350 | int ret = GET_SUCCESS; | |
351 | ||
352 | for (*head = *tail = -1; start < urb->number_of_packets; start++) { | |
353 | pkt = &urb->iso_frame_desc[start]; | |
354 | ||
355 | /* handle the bubble of the Hub */ | |
356 | if (-EOVERFLOW == pkt->status) { | |
357 | if (++*bubble_err > urb->number_of_packets / 3) | |
358 | return GET_TOO_MUCH_BUBBLE; | |
359 | continue; | |
360 | } | |
361 | ||
362 | /* This is the gap */ | |
363 | if (pkt->status || pkt->actual_length <= 0 | |
364 | || pkt->actual_length > ISO_PKT_SIZE) { | |
365 | if (*head != -1) | |
366 | break; | |
367 | continue; | |
368 | } | |
369 | ||
370 | /* a good isochronous packet */ | |
371 | if (pkt->actual_length == ISO_PKT_SIZE) { | |
372 | if (*head == -1) | |
373 | *head = start; | |
374 | *tail = start; | |
375 | continue; | |
376 | } | |
377 | ||
378 | /* trailer is here */ | |
379 | if (pkt->actual_length < ISO_PKT_SIZE) { | |
380 | if (*head == -1) { | |
381 | *head = start; | |
382 | *tail = start; | |
383 | return GET_TRAILER; | |
384 | } | |
385 | break; | |
386 | } | |
387 | } | |
388 | ||
389 | if (*head == -1 && *tail == -1) | |
390 | ret = GET_NONE; | |
391 | return ret; | |
392 | } | |
393 | ||
394 | /* | |
395 | * |__|------|___|-----|_______| | |
396 | * ^ ^ | |
397 | * | | | |
398 | * gap gap | |
399 | */ | |
400 | static void urb_complete_iso(struct urb *urb) | |
401 | { | |
402 | struct front_face *front = urb->context; | |
403 | struct video_data *video = &front->pd->video_data; | |
404 | int bubble_err = 0, head = 0, tail = 0; | |
405 | char *src = (char *)urb->transfer_buffer; | |
406 | int ret = 0; | |
407 | ||
408 | if (!video->is_streaming) | |
409 | return; | |
410 | ||
411 | do { | |
412 | if (!get_video_frame(front, video)) | |
413 | goto out; | |
414 | ||
415 | switch (get_chunk(head, urb, &head, &tail, &bubble_err)) { | |
416 | case GET_SUCCESS: | |
417 | copy_vbi_video_data(video, src + (head * ISO_PKT_SIZE), | |
418 | (tail - head + 1) * ISO_PKT_SIZE); | |
419 | break; | |
420 | case GET_TRAILER: | |
421 | check_trailer(video, src + (head * ISO_PKT_SIZE), | |
422 | ISO_PKT_SIZE); | |
423 | break; | |
424 | case GET_NONE: | |
425 | goto out; | |
426 | case GET_TOO_MUCH_BUBBLE: | |
427 | log("\t We got too much bubble"); | |
428 | schedule_work(&video->bubble_work); | |
429 | return; | |
430 | } | |
431 | } while (head = tail + 1, head < urb->number_of_packets); | |
432 | ||
433 | out: | |
434 | ret = usb_submit_urb(urb, GFP_ATOMIC); | |
435 | if (ret) | |
436 | log("usb_submit_urb err : %d", ret); | |
437 | } | |
438 | /*============================= [ end ] =====================*/ | |
439 | ||
440 | static int prepare_iso_urb(struct video_data *video) | |
441 | { | |
442 | struct usb_device *udev = video->pd->udev; | |
443 | int i; | |
444 | ||
445 | if (video->urb_array[0]) | |
446 | return 0; | |
447 | ||
448 | for (i = 0; i < SBUF_NUM; i++) { | |
449 | struct urb *urb; | |
450 | void *mem; | |
451 | int j; | |
452 | ||
453 | urb = usb_alloc_urb(PK_PER_URB, GFP_KERNEL); | |
454 | if (urb == NULL) | |
455 | goto out; | |
456 | ||
457 | video->urb_array[i] = urb; | |
997ea58e DM |
458 | mem = usb_alloc_coherent(udev, |
459 | ISO_PKT_SIZE * PK_PER_URB, | |
460 | GFP_KERNEL, | |
461 | &urb->transfer_dma); | |
5b3f03f0 HS |
462 | |
463 | urb->complete = urb_complete_iso; /* handler */ | |
464 | urb->dev = udev; | |
465 | urb->context = video->front; | |
466 | urb->pipe = usb_rcvisocpipe(udev, | |
467 | video->endpoint_addr); | |
468 | urb->interval = 1; | |
469 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; | |
470 | urb->number_of_packets = PK_PER_URB; | |
471 | urb->transfer_buffer = mem; | |
472 | urb->transfer_buffer_length = PK_PER_URB * ISO_PKT_SIZE; | |
473 | ||
474 | for (j = 0; j < PK_PER_URB; j++) { | |
475 | urb->iso_frame_desc[j].offset = ISO_PKT_SIZE * j; | |
476 | urb->iso_frame_desc[j].length = ISO_PKT_SIZE; | |
477 | } | |
478 | } | |
479 | return 0; | |
480 | out: | |
481 | for (; i > 0; i--) | |
482 | ; | |
483 | return -ENOMEM; | |
484 | } | |
485 | ||
486 | /* return the succeeded number of the allocation */ | |
487 | int alloc_bulk_urbs_generic(struct urb **urb_array, int num, | |
488 | struct usb_device *udev, u8 ep_addr, | |
489 | int buf_size, gfp_t gfp_flags, | |
490 | usb_complete_t complete_fn, void *context) | |
491 | { | |
fd01ad98 | 492 | int i = 0; |
5b3f03f0 | 493 | |
fd01ad98 JJ |
494 | for (; i < num; i++) { |
495 | void *mem; | |
496 | struct urb *urb = usb_alloc_urb(0, gfp_flags); | |
5b3f03f0 HS |
497 | if (urb == NULL) |
498 | return i; | |
499 | ||
997ea58e DM |
500 | mem = usb_alloc_coherent(udev, buf_size, gfp_flags, |
501 | &urb->transfer_dma); | |
fd01ad98 JJ |
502 | if (mem == NULL) { |
503 | usb_free_urb(urb); | |
5b3f03f0 | 504 | return i; |
fd01ad98 | 505 | } |
5b3f03f0 HS |
506 | |
507 | usb_fill_bulk_urb(urb, udev, usb_rcvbulkpipe(udev, ep_addr), | |
508 | mem, buf_size, complete_fn, context); | |
509 | urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; | |
510 | urb_array[i] = urb; | |
511 | } | |
512 | return i; | |
513 | } | |
514 | ||
515 | void free_all_urb_generic(struct urb **urb_array, int num) | |
516 | { | |
517 | int i; | |
518 | struct urb *urb; | |
519 | ||
520 | for (i = 0; i < num; i++) { | |
521 | urb = urb_array[i]; | |
522 | if (urb) { | |
997ea58e | 523 | usb_free_coherent(urb->dev, |
5b3f03f0 HS |
524 | urb->transfer_buffer_length, |
525 | urb->transfer_buffer, | |
526 | urb->transfer_dma); | |
527 | usb_free_urb(urb); | |
528 | urb_array[i] = NULL; | |
529 | } | |
530 | } | |
531 | } | |
532 | ||
533 | static int prepare_bulk_urb(struct video_data *video) | |
534 | { | |
535 | if (video->urb_array[0]) | |
536 | return 0; | |
537 | ||
538 | alloc_bulk_urbs_generic(video->urb_array, SBUF_NUM, | |
539 | video->pd->udev, video->endpoint_addr, | |
540 | 0x2000, GFP_KERNEL, | |
541 | urb_complete_bulk, video->front); | |
542 | return 0; | |
543 | } | |
544 | ||
545 | /* free the URBs */ | |
546 | static void free_all_urb(struct video_data *video) | |
547 | { | |
548 | free_all_urb_generic(video->urb_array, SBUF_NUM); | |
549 | } | |
550 | ||
551 | static void pd_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb) | |
552 | { | |
553 | videobuf_vmalloc_free(vb); | |
554 | vb->state = VIDEOBUF_NEEDS_INIT; | |
555 | } | |
556 | ||
557 | static void pd_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) | |
558 | { | |
559 | struct front_face *front = q->priv_data; | |
560 | vb->state = VIDEOBUF_QUEUED; | |
561 | list_add_tail(&vb->queue, &front->active); | |
562 | } | |
563 | ||
564 | static int pd_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, | |
565 | enum v4l2_field field) | |
566 | { | |
567 | struct front_face *front = q->priv_data; | |
568 | int rc; | |
569 | ||
570 | switch (front->type) { | |
571 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
572 | if (VIDEOBUF_NEEDS_INIT == vb->state) { | |
573 | struct v4l2_pix_format *pix; | |
574 | ||
575 | pix = &front->pd->video_data.context.pix; | |
576 | vb->size = pix->sizeimage; /* real frame size */ | |
577 | vb->width = pix->width; | |
578 | vb->height = pix->height; | |
579 | rc = videobuf_iolock(q, vb, NULL); | |
580 | if (rc < 0) | |
581 | return rc; | |
582 | } | |
583 | break; | |
584 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
585 | if (VIDEOBUF_NEEDS_INIT == vb->state) { | |
586 | vb->size = front->pd->vbi_data.vbi_size; | |
587 | rc = videobuf_iolock(q, vb, NULL); | |
588 | if (rc < 0) | |
589 | return rc; | |
590 | } | |
591 | break; | |
592 | default: | |
593 | return -EINVAL; | |
594 | } | |
595 | vb->field = field; | |
596 | vb->state = VIDEOBUF_PREPARED; | |
597 | return 0; | |
598 | } | |
599 | ||
278a58cf | 600 | static int fire_all_urb(struct video_data *video) |
5b3f03f0 HS |
601 | { |
602 | int i, ret; | |
603 | ||
604 | video->is_streaming = 1; | |
605 | ||
606 | for (i = 0; i < SBUF_NUM; i++) { | |
607 | ret = usb_submit_urb(video->urb_array[i], GFP_KERNEL); | |
608 | if (ret) | |
609 | log("(%d) failed: error %d", i, ret); | |
610 | } | |
611 | return ret; | |
612 | } | |
613 | ||
614 | static int start_video_stream(struct poseidon *pd) | |
615 | { | |
616 | struct video_data *video = &pd->video_data; | |
617 | s32 cmd_status; | |
618 | ||
619 | send_set_req(pd, TAKE_REQUEST, 0, &cmd_status); | |
620 | send_set_req(pd, PLAY_SERVICE, TLG_TUNE_PLAY_SVC_START, &cmd_status); | |
621 | ||
622 | if (pd->cur_transfer_mode) { | |
623 | prepare_iso_urb(video); | |
624 | INIT_WORK(&video->bubble_work, iso_bubble_handler); | |
625 | } else { | |
626 | /* The bulk mode does not need a bubble handler */ | |
627 | prepare_bulk_urb(video); | |
628 | } | |
629 | fire_all_urb(video); | |
630 | return 0; | |
631 | } | |
632 | ||
633 | static int pd_buf_setup(struct videobuf_queue *q, unsigned int *count, | |
634 | unsigned int *size) | |
635 | { | |
636 | struct front_face *front = q->priv_data; | |
637 | struct poseidon *pd = front->pd; | |
638 | ||
639 | switch (front->type) { | |
640 | default: | |
641 | return -EINVAL; | |
642 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: { | |
643 | struct video_data *video = &pd->video_data; | |
644 | struct v4l2_pix_format *pix = &video->context.pix; | |
645 | ||
646 | *size = PAGE_ALIGN(pix->sizeimage);/* page aligned frame size */ | |
647 | if (*count < 4) | |
648 | *count = 4; | |
649 | if (1) { | |
650 | /* same in different altersetting */ | |
651 | video->endpoint_addr = 0x82; | |
652 | video->vbi = &pd->vbi_data; | |
653 | video->vbi->video = video; | |
654 | video->pd = pd; | |
655 | video->lines_per_field = pix->height / 2; | |
656 | video->lines_size = pix->width * 2; | |
657 | video->front = front; | |
658 | } | |
659 | return start_video_stream(pd); | |
660 | } | |
661 | ||
662 | case V4L2_BUF_TYPE_VBI_CAPTURE: { | |
663 | struct vbi_data *vbi = &pd->vbi_data; | |
664 | ||
665 | *size = PAGE_ALIGN(vbi->vbi_size); | |
666 | log("size : %d", *size); | |
667 | if (*count == 0) | |
668 | *count = 4; | |
669 | } | |
670 | break; | |
671 | } | |
672 | return 0; | |
673 | } | |
674 | ||
675 | static struct videobuf_queue_ops pd_video_qops = { | |
676 | .buf_setup = pd_buf_setup, | |
677 | .buf_prepare = pd_buf_prepare, | |
678 | .buf_queue = pd_buf_queue, | |
679 | .buf_release = pd_buf_release, | |
680 | }; | |
681 | ||
682 | static int vidioc_enum_fmt(struct file *file, void *fh, | |
683 | struct v4l2_fmtdesc *f) | |
684 | { | |
685 | if (ARRAY_SIZE(poseidon_formats) <= f->index) | |
686 | return -EINVAL; | |
687 | f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; | |
688 | f->flags = 0; | |
689 | f->pixelformat = poseidon_formats[f->index].fourcc; | |
690 | strcpy(f->description, poseidon_formats[f->index].name); | |
691 | return 0; | |
692 | } | |
693 | ||
694 | static int vidioc_g_fmt(struct file *file, void *fh, struct v4l2_format *f) | |
695 | { | |
696 | struct front_face *front = fh; | |
697 | struct poseidon *pd = front->pd; | |
698 | ||
5b3f03f0 HS |
699 | f->fmt.pix = pd->video_data.context.pix; |
700 | return 0; | |
701 | } | |
702 | ||
5b3f03f0 HS |
703 | /* |
704 | * VLC calls VIDIOC_S_STD before VIDIOC_S_FMT, while | |
705 | * Mplayer calls them in the reverse order. | |
706 | */ | |
707 | static int pd_vidioc_s_fmt(struct poseidon *pd, struct v4l2_pix_format *pix) | |
708 | { | |
709 | struct video_data *video = &pd->video_data; | |
710 | struct running_context *context = &video->context; | |
711 | struct v4l2_pix_format *pix_def = &context->pix; | |
712 | s32 ret = 0, cmd_status = 0, vid_resol; | |
713 | ||
714 | /* set the pixel format to firmware */ | |
715 | if (pix->pixelformat == V4L2_PIX_FMT_RGB565) { | |
716 | vid_resol = TLG_TUNER_VID_FORMAT_RGB_565; | |
717 | } else { | |
718 | pix->pixelformat = V4L2_PIX_FMT_YUYV; | |
719 | vid_resol = TLG_TUNER_VID_FORMAT_YUV; | |
720 | } | |
721 | ret = send_set_req(pd, VIDEO_STREAM_FMT_SEL, | |
722 | vid_resol, &cmd_status); | |
723 | ||
724 | /* set the resolution to firmware */ | |
725 | vid_resol = TLG_TUNE_VID_RES_720; | |
726 | switch (pix->width) { | |
727 | case 704: | |
728 | vid_resol = TLG_TUNE_VID_RES_704; | |
729 | break; | |
730 | default: | |
731 | pix->width = 720; | |
732 | case 720: | |
733 | break; | |
734 | } | |
735 | ret |= send_set_req(pd, VIDEO_ROSOLU_SEL, | |
736 | vid_resol, &cmd_status); | |
a07500ef | 737 | if (ret || cmd_status) |
5b3f03f0 | 738 | return -EBUSY; |
5b3f03f0 HS |
739 | |
740 | pix_def->pixelformat = pix->pixelformat; /* save it */ | |
741 | pix->height = (context->tvnormid & V4L2_STD_525_60) ? 480 : 576; | |
742 | ||
743 | /* Compare with the default setting */ | |
744 | if ((pix_def->width != pix->width) | |
745 | || (pix_def->height != pix->height)) { | |
746 | pix_def->width = pix->width; | |
747 | pix_def->height = pix->height; | |
748 | pix_def->bytesperline = pix->width * 2; | |
749 | pix_def->sizeimage = pix->width * pix->height * 2; | |
750 | } | |
751 | *pix = *pix_def; | |
752 | ||
753 | return 0; | |
754 | } | |
755 | ||
756 | static int vidioc_s_fmt(struct file *file, void *fh, struct v4l2_format *f) | |
757 | { | |
758 | struct front_face *front = fh; | |
759 | struct poseidon *pd = front->pd; | |
760 | ||
5b3f03f0 HS |
761 | /* stop VBI here */ |
762 | if (V4L2_BUF_TYPE_VIDEO_CAPTURE != f->type) | |
763 | return -EINVAL; | |
764 | ||
765 | mutex_lock(&pd->lock); | |
766 | if (pd->file_for_stream == NULL) | |
767 | pd->file_for_stream = file; | |
768 | else if (file != pd->file_for_stream) { | |
769 | mutex_unlock(&pd->lock); | |
770 | return -EINVAL; | |
771 | } | |
772 | ||
773 | pd_vidioc_s_fmt(pd, &f->fmt.pix); | |
774 | mutex_unlock(&pd->lock); | |
775 | return 0; | |
776 | } | |
777 | ||
778 | static int vidioc_g_fmt_vbi(struct file *file, void *fh, | |
779 | struct v4l2_format *v4l2_f) | |
780 | { | |
781 | struct front_face *front = fh; | |
782 | struct poseidon *pd = front->pd; | |
783 | struct v4l2_vbi_format *vbi_fmt = &v4l2_f->fmt.vbi; | |
784 | ||
785 | vbi_fmt->samples_per_line = 720 * 2; | |
786 | vbi_fmt->sampling_rate = 6750000 * 4; | |
787 | vbi_fmt->sample_format = V4L2_PIX_FMT_GREY; | |
788 | vbi_fmt->offset = 64 * 4; /*FIXME: why offset */ | |
789 | if (pd->video_data.context.tvnormid & V4L2_STD_525_60) { | |
790 | vbi_fmt->start[0] = 10; | |
791 | vbi_fmt->start[1] = 264; | |
792 | vbi_fmt->count[0] = V4L_NTSC_VBI_LINES; | |
793 | vbi_fmt->count[1] = V4L_NTSC_VBI_LINES; | |
794 | } else { | |
795 | vbi_fmt->start[0] = 6; | |
796 | vbi_fmt->start[1] = 314; | |
797 | vbi_fmt->count[0] = V4L_PAL_VBI_LINES; | |
798 | vbi_fmt->count[1] = V4L_PAL_VBI_LINES; | |
799 | } | |
800 | vbi_fmt->flags = V4L2_VBI_UNSYNC; | |
5b3f03f0 HS |
801 | return 0; |
802 | } | |
803 | ||
314527ac | 804 | static int set_std(struct poseidon *pd, v4l2_std_id norm) |
5b3f03f0 HS |
805 | { |
806 | struct video_data *video = &pd->video_data; | |
807 | struct vbi_data *vbi = &pd->vbi_data; | |
808 | struct running_context *context; | |
809 | struct v4l2_pix_format *pix; | |
810 | s32 i, ret = 0, cmd_status, param; | |
811 | int height; | |
812 | ||
813 | for (i = 0; i < POSEIDON_TVNORMS; i++) { | |
314527ac | 814 | if (norm & poseidon_tvnorms[i].v4l2_id) { |
5b3f03f0 HS |
815 | param = poseidon_tvnorms[i].tlg_tvnorm; |
816 | log("name : %s", poseidon_tvnorms[i].name); | |
817 | goto found; | |
818 | } | |
819 | } | |
820 | return -EINVAL; | |
821 | found: | |
822 | mutex_lock(&pd->lock); | |
823 | ret = send_set_req(pd, VIDEO_STD_SEL, param, &cmd_status); | |
824 | if (ret || cmd_status) | |
825 | goto out; | |
826 | ||
827 | /* Set vbi size and check the height of the frame */ | |
828 | context = &video->context; | |
829 | context->tvnormid = poseidon_tvnorms[i].v4l2_id; | |
830 | if (context->tvnormid & V4L2_STD_525_60) { | |
831 | vbi->vbi_size = V4L_NTSC_VBI_FRAMESIZE; | |
832 | height = 480; | |
833 | } else { | |
834 | vbi->vbi_size = V4L_PAL_VBI_FRAMESIZE; | |
835 | height = 576; | |
836 | } | |
837 | ||
838 | pix = &context->pix; | |
839 | if (pix->height != height) { | |
840 | pix->height = height; | |
841 | pix->sizeimage = pix->width * pix->height * 2; | |
842 | } | |
843 | ||
844 | out: | |
845 | mutex_unlock(&pd->lock); | |
846 | return ret; | |
847 | } | |
848 | ||
314527ac | 849 | static int vidioc_s_std(struct file *file, void *fh, v4l2_std_id norm) |
5b3f03f0 HS |
850 | { |
851 | struct front_face *front = fh; | |
ca1178ed | 852 | |
5b3f03f0 HS |
853 | return set_std(front->pd, norm); |
854 | } | |
855 | ||
d4de6e40 HV |
856 | static int vidioc_g_std(struct file *file, void *fh, v4l2_std_id *norm) |
857 | { | |
858 | struct front_face *front = fh; | |
ca1178ed | 859 | |
d4de6e40 HV |
860 | *norm = front->pd->video_data.context.tvnormid; |
861 | return 0; | |
862 | } | |
863 | ||
5b3f03f0 HS |
864 | static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *in) |
865 | { | |
1ab90587 | 866 | if (in->index >= POSEIDON_INPUTS) |
5b3f03f0 HS |
867 | return -EINVAL; |
868 | strcpy(in->name, pd_inputs[in->index].name); | |
869 | in->type = V4L2_INPUT_TYPE_TUNER; | |
870 | ||
871 | /* | |
872 | * the audio input index mixed with this video input, | |
873 | * Poseidon only have one audio/video, set to "0" | |
874 | */ | |
7cb23987 | 875 | in->audioset = 1; |
5b3f03f0 HS |
876 | in->tuner = 0; |
877 | in->std = V4L2_STD_ALL; | |
878 | in->status = 0; | |
5b3f03f0 HS |
879 | return 0; |
880 | } | |
881 | ||
882 | static int vidioc_g_input(struct file *file, void *fh, unsigned int *i) | |
883 | { | |
884 | struct front_face *front = fh; | |
885 | struct poseidon *pd = front->pd; | |
886 | struct running_context *context = &pd->video_data.context; | |
887 | ||
5b3f03f0 HS |
888 | *i = context->sig_index; |
889 | return 0; | |
890 | } | |
891 | ||
892 | /* We can support several inputs */ | |
893 | static int vidioc_s_input(struct file *file, void *fh, unsigned int i) | |
894 | { | |
895 | struct front_face *front = fh; | |
896 | struct poseidon *pd = front->pd; | |
897 | s32 ret, cmd_status; | |
898 | ||
1ab90587 | 899 | if (i >= POSEIDON_INPUTS) |
5b3f03f0 HS |
900 | return -EINVAL; |
901 | ret = send_set_req(pd, SGNL_SRC_SEL, | |
902 | pd_inputs[i].tlg_src, &cmd_status); | |
903 | if (ret) | |
904 | return ret; | |
905 | ||
906 | pd->video_data.context.sig_index = i; | |
907 | return 0; | |
908 | } | |
909 | ||
f29056eb | 910 | static int tlg_s_ctrl(struct v4l2_ctrl *c) |
5b3f03f0 | 911 | { |
f29056eb HV |
912 | struct poseidon *pd = container_of(c->handler, struct poseidon, |
913 | video_data.ctrl_handler); | |
5b3f03f0 | 914 | struct tuner_custom_parameter_s param = {0}; |
5b3f03f0 HS |
915 | s32 ret = 0, cmd_status, params; |
916 | ||
f29056eb HV |
917 | switch (c->id) { |
918 | case V4L2_CID_BRIGHTNESS: | |
919 | param.param_id = CUST_PARM_ID_BRIGHTNESS_CTRL; | |
920 | break; | |
921 | case V4L2_CID_CONTRAST: | |
922 | param.param_id = CUST_PARM_ID_CONTRAST_CTRL; | |
923 | break; | |
924 | case V4L2_CID_HUE: | |
925 | param.param_id = CUST_PARM_ID_HUE_CTRL; | |
926 | break; | |
927 | case V4L2_CID_SATURATION: | |
928 | param.param_id = CUST_PARM_ID_SATURATION_CTRL; | |
929 | break; | |
930 | } | |
931 | param.param_value = c->val; | |
5b3f03f0 HS |
932 | params = *(s32 *)¶m; /* temp code */ |
933 | ||
934 | mutex_lock(&pd->lock); | |
935 | ret = send_set_req(pd, TUNER_CUSTOM_PARAMETER, params, &cmd_status); | |
936 | ret = send_set_req(pd, TAKE_REQUEST, 0, &cmd_status); | |
937 | mutex_unlock(&pd->lock); | |
938 | ||
939 | set_current_state(TASK_INTERRUPTIBLE); | |
940 | schedule_timeout(HZ/4); | |
941 | return ret; | |
942 | } | |
943 | ||
944 | /* Audio ioctls */ | |
945 | static int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *a) | |
946 | { | |
947 | if (0 != a->index) | |
948 | return -EINVAL; | |
949 | a->capability = V4L2_AUDCAP_STEREO; | |
950 | strcpy(a->name, "USB audio in"); | |
951 | /*Poseidon have no AVL function.*/ | |
952 | a->mode = 0; | |
953 | return 0; | |
954 | } | |
955 | ||
278a58cf | 956 | static int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *a) |
5b3f03f0 HS |
957 | { |
958 | a->index = 0; | |
959 | a->capability = V4L2_AUDCAP_STEREO; | |
960 | strcpy(a->name, "USB audio in"); | |
961 | a->mode = 0; | |
962 | return 0; | |
963 | } | |
964 | ||
0e8025b9 | 965 | static int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *a) |
5b3f03f0 HS |
966 | { |
967 | return (0 == a->index) ? 0 : -EINVAL; | |
968 | } | |
969 | ||
970 | /* Tuner ioctls */ | |
971 | static int vidioc_g_tuner(struct file *file, void *fh, struct v4l2_tuner *tuner) | |
972 | { | |
973 | struct front_face *front = fh; | |
974 | struct poseidon *pd = front->pd; | |
975 | struct tuner_atv_sig_stat_s atv_stat; | |
976 | s32 count = 5, ret, cmd_status; | |
977 | int index; | |
978 | ||
979 | if (0 != tuner->index) | |
980 | return -EINVAL; | |
981 | ||
982 | mutex_lock(&pd->lock); | |
983 | ret = send_get_req(pd, TUNER_STATUS, TLG_MODE_ANALOG_TV, | |
984 | &atv_stat, &cmd_status, sizeof(atv_stat)); | |
985 | ||
986 | while (atv_stat.sig_lock_busy && count-- && !ret) { | |
987 | set_current_state(TASK_INTERRUPTIBLE); | |
988 | schedule_timeout(HZ); | |
989 | ||
990 | ret = send_get_req(pd, TUNER_STATUS, TLG_MODE_ANALOG_TV, | |
991 | &atv_stat, &cmd_status, sizeof(atv_stat)); | |
992 | } | |
993 | mutex_unlock(&pd->lock); | |
994 | ||
995 | if (debug_mode) | |
996 | log("P:%d,S:%d", atv_stat.sig_present, atv_stat.sig_strength); | |
997 | ||
998 | if (ret || cmd_status) | |
999 | tuner->signal = 0; | |
1000 | else if (atv_stat.sig_present && !atv_stat.sig_strength) | |
1001 | tuner->signal = 0xFFFF; | |
1002 | else | |
1003 | tuner->signal = (atv_stat.sig_strength * 255 / 10) << 8; | |
1004 | ||
1005 | strcpy(tuner->name, "Telegent Systems"); | |
1006 | tuner->type = V4L2_TUNER_ANALOG_TV; | |
1007 | tuner->rangelow = TUNER_FREQ_MIN / 62500; | |
1008 | tuner->rangehigh = TUNER_FREQ_MAX / 62500; | |
1009 | tuner->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO | | |
1010 | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2; | |
1011 | index = pd->video_data.context.audio_idx; | |
1012 | tuner->rxsubchans = pd_audio_modes[index].v4l2_audio_sub; | |
1013 | tuner->audmode = pd_audio_modes[index].v4l2_audio_mode; | |
1014 | tuner->afc = 0; | |
5b3f03f0 HS |
1015 | return 0; |
1016 | } | |
1017 | ||
1018 | static int pd_vidioc_s_tuner(struct poseidon *pd, int index) | |
1019 | { | |
1020 | s32 ret = 0, cmd_status, param, audiomode; | |
1021 | ||
1022 | mutex_lock(&pd->lock); | |
1023 | param = pd_audio_modes[index].tlg_audio_mode; | |
1024 | ret = send_set_req(pd, TUNER_AUD_MODE, param, &cmd_status); | |
007ad830 | 1025 | audiomode = get_audio_std(pd->video_data.context.tvnormid); |
5b3f03f0 HS |
1026 | ret |= send_set_req(pd, TUNER_AUD_ANA_STD, audiomode, |
1027 | &cmd_status); | |
1028 | if (!ret) | |
1029 | pd->video_data.context.audio_idx = index; | |
1030 | mutex_unlock(&pd->lock); | |
1031 | return ret; | |
1032 | } | |
1033 | ||
2f73c7c5 | 1034 | static int vidioc_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *a) |
5b3f03f0 HS |
1035 | { |
1036 | struct front_face *front = fh; | |
1037 | struct poseidon *pd = front->pd; | |
1038 | int index; | |
1039 | ||
1040 | if (0 != a->index) | |
1041 | return -EINVAL; | |
5b3f03f0 HS |
1042 | for (index = 0; index < POSEIDON_AUDIOMODS; index++) |
1043 | if (a->audmode == pd_audio_modes[index].v4l2_audio_mode) | |
1044 | return pd_vidioc_s_tuner(pd, index); | |
1045 | return -EINVAL; | |
1046 | } | |
1047 | ||
1048 | static int vidioc_g_frequency(struct file *file, void *fh, | |
1049 | struct v4l2_frequency *freq) | |
1050 | { | |
1051 | struct front_face *front = fh; | |
1052 | struct poseidon *pd = front->pd; | |
1053 | struct running_context *context = &pd->video_data.context; | |
1054 | ||
1055 | if (0 != freq->tuner) | |
1056 | return -EINVAL; | |
1057 | freq->frequency = context->freq; | |
1058 | freq->type = V4L2_TUNER_ANALOG_TV; | |
1059 | return 0; | |
1060 | } | |
1061 | ||
7556ba9b | 1062 | static int set_frequency(struct poseidon *pd, u32 *frequency) |
5b3f03f0 HS |
1063 | { |
1064 | s32 ret = 0, param, cmd_status; | |
1065 | struct running_context *context = &pd->video_data.context; | |
1066 | ||
7556ba9b HV |
1067 | *frequency = clamp(*frequency, |
1068 | TUNER_FREQ_MIN / 62500, TUNER_FREQ_MAX / 62500); | |
1069 | param = (*frequency) * 62500 / 1000; | |
5b3f03f0 HS |
1070 | |
1071 | mutex_lock(&pd->lock); | |
1072 | ret = send_set_req(pd, TUNE_FREQ_SELECT, param, &cmd_status); | |
1073 | ret = send_set_req(pd, TAKE_REQUEST, 0, &cmd_status); | |
1074 | ||
1075 | msleep(250); /* wait for a while until the hardware is ready. */ | |
7556ba9b | 1076 | context->freq = *frequency; |
5b3f03f0 HS |
1077 | mutex_unlock(&pd->lock); |
1078 | return ret; | |
1079 | } | |
1080 | ||
1081 | static int vidioc_s_frequency(struct file *file, void *fh, | |
b530a447 | 1082 | const struct v4l2_frequency *freq) |
5b3f03f0 HS |
1083 | { |
1084 | struct front_face *front = fh; | |
1085 | struct poseidon *pd = front->pd; | |
b530a447 | 1086 | u32 frequency = freq->frequency; |
5b3f03f0 | 1087 | |
7556ba9b HV |
1088 | if (freq->tuner) |
1089 | return -EINVAL; | |
5b3f03f0 HS |
1090 | #ifdef CONFIG_PM |
1091 | pd->pm_suspend = pm_video_suspend; | |
1092 | pd->pm_resume = pm_video_resume; | |
1093 | #endif | |
b530a447 | 1094 | return set_frequency(pd, &frequency); |
5b3f03f0 HS |
1095 | } |
1096 | ||
1097 | static int vidioc_reqbufs(struct file *file, void *fh, | |
1098 | struct v4l2_requestbuffers *b) | |
1099 | { | |
1100 | struct front_face *front = file->private_data; | |
5b3f03f0 HS |
1101 | return videobuf_reqbufs(&front->q, b); |
1102 | } | |
1103 | ||
1104 | static int vidioc_querybuf(struct file *file, void *fh, struct v4l2_buffer *b) | |
1105 | { | |
1106 | struct front_face *front = file->private_data; | |
5b3f03f0 HS |
1107 | return videobuf_querybuf(&front->q, b); |
1108 | } | |
1109 | ||
1110 | static int vidioc_qbuf(struct file *file, void *fh, struct v4l2_buffer *b) | |
1111 | { | |
1112 | struct front_face *front = file->private_data; | |
1113 | return videobuf_qbuf(&front->q, b); | |
1114 | } | |
1115 | ||
1116 | static int vidioc_dqbuf(struct file *file, void *fh, struct v4l2_buffer *b) | |
1117 | { | |
1118 | struct front_face *front = file->private_data; | |
1119 | return videobuf_dqbuf(&front->q, b, file->f_flags & O_NONBLOCK); | |
1120 | } | |
1121 | ||
1122 | /* Just stop the URBs, do not free the URBs */ | |
278a58cf | 1123 | static int usb_transfer_stop(struct video_data *video) |
5b3f03f0 HS |
1124 | { |
1125 | if (video->is_streaming) { | |
1126 | int i; | |
1127 | s32 cmd_status; | |
1128 | struct poseidon *pd = video->pd; | |
1129 | ||
1130 | video->is_streaming = 0; | |
1131 | for (i = 0; i < SBUF_NUM; ++i) { | |
1132 | if (video->urb_array[i]) | |
1133 | usb_kill_urb(video->urb_array[i]); | |
1134 | } | |
1135 | ||
1136 | send_set_req(pd, PLAY_SERVICE, TLG_TUNE_PLAY_SVC_STOP, | |
1137 | &cmd_status); | |
1138 | } | |
1139 | return 0; | |
1140 | } | |
1141 | ||
1142 | int stop_all_video_stream(struct poseidon *pd) | |
1143 | { | |
1144 | struct video_data *video = &pd->video_data; | |
1145 | struct vbi_data *vbi = &pd->vbi_data; | |
1146 | ||
1147 | mutex_lock(&pd->lock); | |
1148 | if (video->is_streaming) { | |
1149 | struct front_face *front = video->front; | |
1150 | ||
1151 | /* stop the URBs */ | |
1152 | usb_transfer_stop(video); | |
1153 | free_all_urb(video); | |
1154 | ||
1155 | /* stop the host side of VIDEO */ | |
1156 | videobuf_stop(&front->q); | |
1157 | videobuf_mmap_free(&front->q); | |
1158 | ||
1159 | /* stop the host side of VBI */ | |
1160 | front = vbi->front; | |
1161 | if (front) { | |
1162 | videobuf_stop(&front->q); | |
1163 | videobuf_mmap_free(&front->q); | |
1164 | } | |
1165 | } | |
1166 | mutex_unlock(&pd->lock); | |
1167 | return 0; | |
1168 | } | |
1169 | ||
1170 | /* | |
1171 | * The bubbles can seriously damage the video's quality, | |
1172 | * though it occurs in very rare situation. | |
1173 | */ | |
1174 | static void iso_bubble_handler(struct work_struct *w) | |
1175 | { | |
1176 | struct video_data *video; | |
1177 | struct poseidon *pd; | |
1178 | ||
1179 | video = container_of(w, struct video_data, bubble_work); | |
1180 | pd = video->pd; | |
1181 | ||
1182 | mutex_lock(&pd->lock); | |
1183 | usb_transfer_stop(video); | |
1184 | msleep(500); | |
1185 | start_video_stream(pd); | |
1186 | mutex_unlock(&pd->lock); | |
1187 | } | |
1188 | ||
1189 | ||
1190 | static int vidioc_streamon(struct file *file, void *fh, | |
1191 | enum v4l2_buf_type type) | |
1192 | { | |
1193 | struct front_face *front = fh; | |
1194 | ||
5b3f03f0 HS |
1195 | if (unlikely(type != front->type)) |
1196 | return -EINVAL; | |
1197 | return videobuf_streamon(&front->q); | |
1198 | } | |
1199 | ||
1200 | static int vidioc_streamoff(struct file *file, void *fh, | |
1201 | enum v4l2_buf_type type) | |
1202 | { | |
1203 | struct front_face *front = file->private_data; | |
1204 | ||
5b3f03f0 HS |
1205 | if (unlikely(type != front->type)) |
1206 | return -EINVAL; | |
1207 | return videobuf_streamoff(&front->q); | |
1208 | } | |
1209 | ||
007ad830 | 1210 | /* Set the firmware's default values : need altersetting */ |
5b3f03f0 HS |
1211 | static int pd_video_checkmode(struct poseidon *pd) |
1212 | { | |
1213 | s32 ret = 0, cmd_status, audiomode; | |
1214 | ||
1215 | set_current_state(TASK_INTERRUPTIBLE); | |
1216 | schedule_timeout(HZ/2); | |
1217 | ||
1218 | /* choose the altersetting */ | |
1219 | ret = usb_set_interface(pd->udev, 0, | |
1220 | (pd->cur_transfer_mode ? | |
1221 | ISO_3K_BULK_ALTERNATE_IFACE : | |
1222 | BULK_ALTERNATE_IFACE)); | |
1223 | if (ret < 0) | |
1224 | goto error; | |
1225 | ||
1226 | /* set default parameters for PAL-D , with the VBI enabled*/ | |
1227 | ret = set_tuner_mode(pd, TLG_MODE_ANALOG_TV); | |
1228 | ret |= send_set_req(pd, SGNL_SRC_SEL, | |
1229 | TLG_SIG_SRC_ANTENNA, &cmd_status); | |
1230 | ret |= send_set_req(pd, VIDEO_STD_SEL, | |
1231 | TLG_TUNE_VSTD_PAL_D, &cmd_status); | |
1232 | ret |= send_set_req(pd, VIDEO_STREAM_FMT_SEL, | |
1233 | TLG_TUNER_VID_FORMAT_YUV, &cmd_status); | |
1234 | ret |= send_set_req(pd, VIDEO_ROSOLU_SEL, | |
1235 | TLG_TUNE_VID_RES_720, &cmd_status); | |
1236 | ret |= send_set_req(pd, TUNE_FREQ_SELECT, TUNER_FREQ_MIN, &cmd_status); | |
1237 | ret |= send_set_req(pd, VBI_DATA_SEL, 1, &cmd_status);/* enable vbi */ | |
1238 | ||
007ad830 HS |
1239 | /* set the audio */ |
1240 | audiomode = get_audio_std(pd->video_data.context.tvnormid); | |
5b3f03f0 HS |
1241 | ret |= send_set_req(pd, TUNER_AUD_ANA_STD, audiomode, &cmd_status); |
1242 | ret |= send_set_req(pd, TUNER_AUD_MODE, | |
1243 | TLG_TUNE_TVAUDIO_MODE_STEREO, &cmd_status); | |
1244 | ret |= send_set_req(pd, AUDIO_SAMPLE_RATE_SEL, | |
1245 | ATV_AUDIO_RATE_48K, &cmd_status); | |
1246 | error: | |
1247 | return ret; | |
1248 | } | |
1249 | ||
1250 | #ifdef CONFIG_PM | |
1251 | static int pm_video_suspend(struct poseidon *pd) | |
1252 | { | |
1253 | /* stop audio */ | |
1254 | pm_alsa_suspend(pd); | |
1255 | ||
1256 | /* stop and free all the URBs */ | |
1257 | usb_transfer_stop(&pd->video_data); | |
1258 | free_all_urb(&pd->video_data); | |
1259 | ||
1260 | /* reset the interface */ | |
1261 | usb_set_interface(pd->udev, 0, 0); | |
1262 | msleep(300); | |
1263 | return 0; | |
1264 | } | |
1265 | ||
1266 | static int restore_v4l2_context(struct poseidon *pd, | |
1267 | struct running_context *context) | |
1268 | { | |
1269 | struct front_face *front = pd->video_data.front; | |
1270 | ||
1271 | pd_video_checkmode(pd); | |
1272 | ||
314527ac | 1273 | set_std(pd, context->tvnormid); |
5b3f03f0 HS |
1274 | vidioc_s_input(NULL, front, context->sig_index); |
1275 | pd_vidioc_s_tuner(pd, context->audio_idx); | |
1276 | pd_vidioc_s_fmt(pd, &context->pix); | |
7556ba9b | 1277 | set_frequency(pd, &context->freq); |
5b3f03f0 HS |
1278 | return 0; |
1279 | } | |
1280 | ||
1281 | static int pm_video_resume(struct poseidon *pd) | |
1282 | { | |
1283 | struct video_data *video = &pd->video_data; | |
1284 | ||
1285 | /* resume the video */ | |
1286 | /* [1] restore the origin V4L2 parameters */ | |
1287 | restore_v4l2_context(pd, &video->context); | |
1288 | ||
1289 | /* [2] initiate video copy variables */ | |
1290 | if (video->front->curr_frame) | |
1291 | init_copy(video, 0); | |
1292 | ||
1293 | /* [3] fire urbs */ | |
1294 | start_video_stream(pd); | |
1295 | ||
1296 | /* resume the audio */ | |
1297 | pm_alsa_resume(pd); | |
1298 | return 0; | |
1299 | } | |
1300 | #endif | |
1301 | ||
1302 | void set_debug_mode(struct video_device *vfd, int debug_mode) | |
1303 | { | |
1304 | vfd->debug = 0; | |
1305 | if (debug_mode & 0x1) | |
1306 | vfd->debug = V4L2_DEBUG_IOCTL; | |
1307 | if (debug_mode & 0x2) | |
1308 | vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG; | |
1309 | } | |
1310 | ||
1311 | static void init_video_context(struct running_context *context) | |
1312 | { | |
1313 | context->sig_index = 0; | |
1314 | context->audio_idx = 1; /* stereo */ | |
1315 | context->tvnormid = V4L2_STD_PAL_D; | |
1316 | context->pix = (struct v4l2_pix_format) { | |
1317 | .width = 720, | |
1318 | .height = 576, | |
1319 | .pixelformat = V4L2_PIX_FMT_YUYV, | |
1320 | .field = V4L2_FIELD_INTERLACED, | |
1321 | .bytesperline = 720 * 2, | |
1322 | .sizeimage = 720 * 576 * 2, | |
1323 | .colorspace = V4L2_COLORSPACE_SMPTE170M, | |
5b3f03f0 HS |
1324 | }; |
1325 | } | |
1326 | ||
1327 | static int pd_video_open(struct file *file) | |
1328 | { | |
1329 | struct video_device *vfd = video_devdata(file); | |
1330 | struct poseidon *pd = video_get_drvdata(vfd); | |
1331 | struct front_face *front = NULL; | |
1332 | int ret = -ENOMEM; | |
1333 | ||
1334 | mutex_lock(&pd->lock); | |
1335 | usb_autopm_get_interface(pd->interface); | |
1336 | ||
60c66b6f HV |
1337 | if (pd->state && !(pd->state & POSEIDON_STATE_ANALOG)) { |
1338 | ret = -EBUSY; | |
1339 | goto out; | |
1340 | } | |
1341 | front = kzalloc(sizeof(struct front_face), GFP_KERNEL); | |
1342 | if (!front) | |
1343 | goto out; | |
1344 | if (vfd->vfl_type == VFL_TYPE_GRABBER) { | |
5b3f03f0 | 1345 | pd->cur_transfer_mode = usb_transfer_mode;/* bulk or iso */ |
5b3f03f0 HS |
1346 | init_video_context(&pd->video_data.context); |
1347 | ||
1348 | ret = pd_video_checkmode(pd); | |
1349 | if (ret < 0) { | |
1350 | kfree(front); | |
1351 | ret = -1; | |
1352 | goto out; | |
1353 | } | |
1354 | ||
5b3f03f0 HS |
1355 | front->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
1356 | pd->video_data.users++; | |
1357 | set_debug_mode(vfd, debug_mode); | |
1358 | ||
1359 | videobuf_queue_vmalloc_init(&front->q, &pd_video_qops, | |
1360 | NULL, &front->queue_lock, | |
1361 | V4L2_BUF_TYPE_VIDEO_CAPTURE, | |
1362 | V4L2_FIELD_INTERLACED,/* video is interlacd */ | |
1363 | sizeof(struct videobuf_buffer),/*it's enough*/ | |
0e0809a5 | 1364 | front, NULL); |
60c66b6f | 1365 | } else { |
5b3f03f0 HS |
1366 | front->type = V4L2_BUF_TYPE_VBI_CAPTURE; |
1367 | pd->vbi_data.front = front; | |
1368 | pd->vbi_data.users++; | |
1369 | ||
1370 | videobuf_queue_vmalloc_init(&front->q, &pd_video_qops, | |
1371 | NULL, &front->queue_lock, | |
1372 | V4L2_BUF_TYPE_VBI_CAPTURE, | |
1373 | V4L2_FIELD_NONE, /* vbi is NONE mode */ | |
1374 | sizeof(struct videobuf_buffer), | |
0e0809a5 | 1375 | front, NULL); |
5b3f03f0 HS |
1376 | } |
1377 | ||
60c66b6f HV |
1378 | pd->state |= POSEIDON_STATE_ANALOG; |
1379 | front->pd = pd; | |
1380 | front->curr_frame = NULL; | |
5b3f03f0 HS |
1381 | INIT_LIST_HEAD(&front->active); |
1382 | spin_lock_init(&front->queue_lock); | |
1383 | ||
60c66b6f | 1384 | file->private_data = front; |
5b3f03f0 HS |
1385 | kref_get(&pd->kref); |
1386 | ||
1387 | mutex_unlock(&pd->lock); | |
1388 | return 0; | |
1389 | out: | |
1390 | usb_autopm_put_interface(pd->interface); | |
1391 | mutex_unlock(&pd->lock); | |
1392 | return ret; | |
1393 | } | |
1394 | ||
1395 | static int pd_video_release(struct file *file) | |
1396 | { | |
1397 | struct front_face *front = file->private_data; | |
1398 | struct poseidon *pd = front->pd; | |
1399 | s32 cmd_status = 0; | |
1400 | ||
5b3f03f0 HS |
1401 | mutex_lock(&pd->lock); |
1402 | ||
1403 | if (front->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { | |
5b3f03f0 HS |
1404 | /* stop the device, and free the URBs */ |
1405 | usb_transfer_stop(&pd->video_data); | |
1406 | free_all_urb(&pd->video_data); | |
1407 | ||
1408 | /* stop the firmware */ | |
1409 | send_set_req(pd, PLAY_SERVICE, TLG_TUNE_PLAY_SVC_STOP, | |
1410 | &cmd_status); | |
1411 | ||
1412 | pd->file_for_stream = NULL; | |
1413 | pd->video_data.users--; | |
1414 | } else if (front->type == V4L2_BUF_TYPE_VBI_CAPTURE) { | |
5b3f03f0 HS |
1415 | pd->vbi_data.front = NULL; |
1416 | pd->vbi_data.users--; | |
1417 | } | |
60c66b6f HV |
1418 | if (!pd->vbi_data.users && !pd->video_data.users) |
1419 | pd->state &= ~POSEIDON_STATE_ANALOG; | |
5b3f03f0 HS |
1420 | videobuf_stop(&front->q); |
1421 | videobuf_mmap_free(&front->q); | |
1422 | ||
1423 | usb_autopm_put_interface(pd->interface); | |
1424 | mutex_unlock(&pd->lock); | |
1425 | ||
1426 | kfree(front); | |
1427 | file->private_data = NULL; | |
1428 | kref_put(&pd->kref, poseidon_delete); | |
1429 | return 0; | |
1430 | } | |
1431 | ||
1432 | static int pd_video_mmap(struct file *file, struct vm_area_struct *vma) | |
1433 | { | |
1434 | struct front_face *front = file->private_data; | |
1435 | return videobuf_mmap_mapper(&front->q, vma); | |
1436 | } | |
1437 | ||
278a58cf | 1438 | static unsigned int pd_video_poll(struct file *file, poll_table *table) |
5b3f03f0 HS |
1439 | { |
1440 | struct front_face *front = file->private_data; | |
1441 | return videobuf_poll_stream(file, &front->q, table); | |
1442 | } | |
1443 | ||
278a58cf | 1444 | static ssize_t pd_video_read(struct file *file, char __user *buffer, |
5b3f03f0 HS |
1445 | size_t count, loff_t *ppos) |
1446 | { | |
1447 | struct front_face *front = file->private_data; | |
1448 | return videobuf_read_stream(&front->q, buffer, count, ppos, | |
1449 | 0, file->f_flags & O_NONBLOCK); | |
1450 | } | |
1451 | ||
1452 | /* This struct works for both VIDEO and VBI */ | |
1453 | static const struct v4l2_file_operations pd_video_fops = { | |
1454 | .owner = THIS_MODULE, | |
1455 | .open = pd_video_open, | |
1456 | .release = pd_video_release, | |
1457 | .read = pd_video_read, | |
1458 | .poll = pd_video_poll, | |
1459 | .mmap = pd_video_mmap, | |
1460 | .ioctl = video_ioctl2, /* maybe changed in future */ | |
1461 | }; | |
1462 | ||
1463 | static const struct v4l2_ioctl_ops pd_video_ioctl_ops = { | |
1464 | .vidioc_querycap = vidioc_querycap, | |
1465 | ||
1466 | /* Video format */ | |
1467 | .vidioc_g_fmt_vid_cap = vidioc_g_fmt, | |
1468 | .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt, | |
1469 | .vidioc_s_fmt_vid_cap = vidioc_s_fmt, | |
1470 | .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi, /* VBI */ | |
5b3f03f0 HS |
1471 | |
1472 | /* Input */ | |
1473 | .vidioc_g_input = vidioc_g_input, | |
1474 | .vidioc_s_input = vidioc_s_input, | |
1475 | .vidioc_enum_input = vidioc_enum_input, | |
1476 | ||
1477 | /* Audio ioctls */ | |
1478 | .vidioc_enumaudio = vidioc_enumaudio, | |
1479 | .vidioc_g_audio = vidioc_g_audio, | |
1480 | .vidioc_s_audio = vidioc_s_audio, | |
1481 | ||
1482 | /* Tuner ioctls */ | |
1483 | .vidioc_g_tuner = vidioc_g_tuner, | |
1484 | .vidioc_s_tuner = vidioc_s_tuner, | |
d4de6e40 | 1485 | .vidioc_g_std = vidioc_g_std, |
5b3f03f0 HS |
1486 | .vidioc_s_std = vidioc_s_std, |
1487 | .vidioc_g_frequency = vidioc_g_frequency, | |
1488 | .vidioc_s_frequency = vidioc_s_frequency, | |
1489 | ||
1490 | /* Buffer handlers */ | |
1491 | .vidioc_reqbufs = vidioc_reqbufs, | |
1492 | .vidioc_querybuf = vidioc_querybuf, | |
1493 | .vidioc_qbuf = vidioc_qbuf, | |
1494 | .vidioc_dqbuf = vidioc_dqbuf, | |
1495 | ||
1496 | /* Stream on/off */ | |
1497 | .vidioc_streamon = vidioc_streamon, | |
1498 | .vidioc_streamoff = vidioc_streamoff, | |
5b3f03f0 HS |
1499 | }; |
1500 | ||
1501 | static struct video_device pd_video_template = { | |
1502 | .name = "Telegent-Video", | |
1503 | .fops = &pd_video_fops, | |
1504 | .minor = -1, | |
1b952f17 | 1505 | .release = video_device_release_empty, |
5b3f03f0 HS |
1506 | .tvnorms = V4L2_STD_ALL, |
1507 | .ioctl_ops = &pd_video_ioctl_ops, | |
1508 | }; | |
1509 | ||
f29056eb HV |
1510 | static const struct v4l2_ctrl_ops tlg_ctrl_ops = { |
1511 | .s_ctrl = tlg_s_ctrl, | |
1512 | }; | |
1513 | ||
5b3f03f0 HS |
1514 | void pd_video_exit(struct poseidon *pd) |
1515 | { | |
1516 | struct video_data *video = &pd->video_data; | |
1517 | struct vbi_data *vbi = &pd->vbi_data; | |
1518 | ||
1b952f17 HV |
1519 | video_unregister_device(&video->v_dev); |
1520 | video_unregister_device(&vbi->v_dev); | |
f29056eb | 1521 | v4l2_ctrl_handler_free(&video->ctrl_handler); |
5b3f03f0 HS |
1522 | log(); |
1523 | } | |
1524 | ||
1525 | int pd_video_init(struct poseidon *pd) | |
1526 | { | |
1527 | struct video_data *video = &pd->video_data; | |
1528 | struct vbi_data *vbi = &pd->vbi_data; | |
f29056eb | 1529 | struct v4l2_ctrl_handler *hdl = &video->ctrl_handler; |
7556ba9b | 1530 | u32 freq = TUNER_FREQ_MIN / 62500; |
5b3f03f0 HS |
1531 | int ret = -ENOMEM; |
1532 | ||
f29056eb HV |
1533 | v4l2_ctrl_handler_init(hdl, 4); |
1534 | v4l2_ctrl_new_std(hdl, &tlg_ctrl_ops, V4L2_CID_BRIGHTNESS, | |
1535 | 0, 10000, 1, 100); | |
1536 | v4l2_ctrl_new_std(hdl, &tlg_ctrl_ops, V4L2_CID_CONTRAST, | |
1537 | 0, 10000, 1, 100); | |
1538 | v4l2_ctrl_new_std(hdl, &tlg_ctrl_ops, V4L2_CID_HUE, | |
1539 | 0, 10000, 1, 100); | |
1540 | v4l2_ctrl_new_std(hdl, &tlg_ctrl_ops, V4L2_CID_SATURATION, | |
1541 | 0, 10000, 1, 100); | |
1542 | if (hdl->error) { | |
1543 | v4l2_ctrl_handler_free(hdl); | |
1544 | return hdl->error; | |
1545 | } | |
7556ba9b | 1546 | set_frequency(pd, &freq); |
1b952f17 HV |
1547 | video->v_dev = pd_video_template; |
1548 | video->v_dev.v4l2_dev = &pd->v4l2_dev; | |
f29056eb | 1549 | video->v_dev.ctrl_handler = hdl; |
1b952f17 | 1550 | video_set_drvdata(&video->v_dev, pd); |
5b3f03f0 | 1551 | |
1b952f17 | 1552 | ret = video_register_device(&video->v_dev, VFL_TYPE_GRABBER, -1); |
5b3f03f0 HS |
1553 | if (ret != 0) |
1554 | goto out; | |
1555 | ||
1556 | /* VBI uses the same template as video */ | |
1b952f17 HV |
1557 | vbi->v_dev = pd_video_template; |
1558 | vbi->v_dev.v4l2_dev = &pd->v4l2_dev; | |
f29056eb | 1559 | vbi->v_dev.ctrl_handler = hdl; |
1b952f17 HV |
1560 | video_set_drvdata(&vbi->v_dev, pd); |
1561 | ret = video_register_device(&vbi->v_dev, VFL_TYPE_VBI, -1); | |
5b3f03f0 HS |
1562 | if (ret != 0) |
1563 | goto out; | |
1564 | log("register VIDEO/VBI devices"); | |
1565 | return 0; | |
1566 | out: | |
1567 | log("VIDEO/VBI devices register failed, : %d", ret); | |
1568 | pd_video_exit(pd); | |
1569 | return ret; | |
1570 | } |