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1 | // SPDX-License-Identifier: GPL-2.0-or-later | |
2 | /* | |
3 | * cx18 ioctl system call | |
4 | * | |
5 | * Derived from ivtv-ioctl.c | |
6 | * | |
7 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> | |
8 | * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> | |
9 | */ | |
10 | ||
11 | #include "cx18-driver.h" | |
12 | #include "cx18-io.h" | |
13 | #include "cx18-version.h" | |
14 | #include "cx18-mailbox.h" | |
15 | #include "cx18-i2c.h" | |
16 | #include "cx18-queue.h" | |
17 | #include "cx18-fileops.h" | |
18 | #include "cx18-vbi.h" | |
19 | #include "cx18-audio.h" | |
20 | #include "cx18-video.h" | |
21 | #include "cx18-streams.h" | |
22 | #include "cx18-ioctl.h" | |
23 | #include "cx18-gpio.h" | |
24 | #include "cx18-controls.h" | |
25 | #include "cx18-cards.h" | |
26 | #include "cx18-av-core.h" | |
27 | #include <media/tveeprom.h> | |
28 | #include <media/v4l2-event.h> | |
29 | ||
30 | u16 cx18_service2vbi(int type) | |
31 | { | |
32 | switch (type) { | |
33 | case V4L2_SLICED_TELETEXT_B: | |
34 | return CX18_SLICED_TYPE_TELETEXT_B; | |
35 | case V4L2_SLICED_CAPTION_525: | |
36 | return CX18_SLICED_TYPE_CAPTION_525; | |
37 | case V4L2_SLICED_WSS_625: | |
38 | return CX18_SLICED_TYPE_WSS_625; | |
39 | case V4L2_SLICED_VPS: | |
40 | return CX18_SLICED_TYPE_VPS; | |
41 | default: | |
42 | return 0; | |
43 | } | |
44 | } | |
45 | ||
46 | /* Check if VBI services are allowed on the (field, line) for the video std */ | |
47 | static int valid_service_line(int field, int line, int is_pal) | |
48 | { | |
49 | return (is_pal && line >= 6 && | |
50 | ((field == 0 && line <= 23) || (field == 1 && line <= 22))) || | |
51 | (!is_pal && line >= 10 && line < 22); | |
52 | } | |
53 | ||
54 | /* | |
55 | * For a (field, line, std) and inbound potential set of services for that line, | |
56 | * return the first valid service of those passed in the incoming set for that | |
57 | * line in priority order: | |
58 | * CC, VPS, or WSS over TELETEXT for well known lines | |
59 | * TELETEXT, before VPS, before CC, before WSS, for other lines | |
60 | */ | |
61 | static u16 select_service_from_set(int field, int line, u16 set, int is_pal) | |
62 | { | |
63 | u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525); | |
64 | int i; | |
65 | ||
66 | set = set & valid_set; | |
67 | if (set == 0 || !valid_service_line(field, line, is_pal)) | |
68 | return 0; | |
69 | if (!is_pal) { | |
70 | if (line == 21 && (set & V4L2_SLICED_CAPTION_525)) | |
71 | return V4L2_SLICED_CAPTION_525; | |
72 | } else { | |
73 | if (line == 16 && field == 0 && (set & V4L2_SLICED_VPS)) | |
74 | return V4L2_SLICED_VPS; | |
75 | if (line == 23 && field == 0 && (set & V4L2_SLICED_WSS_625)) | |
76 | return V4L2_SLICED_WSS_625; | |
77 | if (line == 23) | |
78 | return 0; | |
79 | } | |
80 | for (i = 0; i < 32; i++) { | |
81 | if ((1 << i) & set) | |
82 | return 1 << i; | |
83 | } | |
84 | return 0; | |
85 | } | |
86 | ||
87 | /* | |
88 | * Expand the service_set of *fmt into valid service_lines for the std, | |
89 | * and clear the passed in fmt->service_set | |
90 | */ | |
91 | void cx18_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) | |
92 | { | |
93 | u16 set = fmt->service_set; | |
94 | int f, l; | |
95 | ||
96 | fmt->service_set = 0; | |
97 | for (f = 0; f < 2; f++) { | |
98 | for (l = 0; l < 24; l++) | |
99 | fmt->service_lines[f][l] = select_service_from_set(f, l, set, is_pal); | |
100 | } | |
101 | } | |
102 | ||
103 | /* | |
104 | * Sanitize the service_lines in *fmt per the video std, and return 1 | |
105 | * if any service_line is left as valid after santization | |
106 | */ | |
107 | static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) | |
108 | { | |
109 | int f, l; | |
110 | u16 set = 0; | |
111 | ||
112 | for (f = 0; f < 2; f++) { | |
113 | for (l = 0; l < 24; l++) { | |
114 | fmt->service_lines[f][l] = select_service_from_set(f, l, fmt->service_lines[f][l], is_pal); | |
115 | set |= fmt->service_lines[f][l]; | |
116 | } | |
117 | } | |
118 | return set != 0; | |
119 | } | |
120 | ||
121 | /* Compute the service_set from the assumed valid service_lines of *fmt */ | |
122 | u16 cx18_get_service_set(struct v4l2_sliced_vbi_format *fmt) | |
123 | { | |
124 | int f, l; | |
125 | u16 set = 0; | |
126 | ||
127 | for (f = 0; f < 2; f++) { | |
128 | for (l = 0; l < 24; l++) | |
129 | set |= fmt->service_lines[f][l]; | |
130 | } | |
131 | return set; | |
132 | } | |
133 | ||
134 | static int cx18_g_fmt_vid_cap(struct file *file, void *fh, | |
135 | struct v4l2_format *fmt) | |
136 | { | |
137 | struct cx18_open_id *id = fh2id(fh); | |
138 | struct cx18 *cx = id->cx; | |
139 | struct cx18_stream *s = &cx->streams[id->type]; | |
140 | struct v4l2_pix_format *pixfmt = &fmt->fmt.pix; | |
141 | ||
142 | pixfmt->width = cx->cxhdl.width; | |
143 | pixfmt->height = cx->cxhdl.height; | |
144 | pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M; | |
145 | pixfmt->field = V4L2_FIELD_INTERLACED; | |
146 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { | |
147 | pixfmt->pixelformat = s->pixelformat; | |
148 | pixfmt->sizeimage = s->vb_bytes_per_frame; | |
149 | pixfmt->bytesperline = s->vb_bytes_per_line; | |
150 | } else { | |
151 | pixfmt->pixelformat = V4L2_PIX_FMT_MPEG; | |
152 | pixfmt->sizeimage = 128 * 1024; | |
153 | pixfmt->bytesperline = 0; | |
154 | } | |
155 | return 0; | |
156 | } | |
157 | ||
158 | static int cx18_g_fmt_vbi_cap(struct file *file, void *fh, | |
159 | struct v4l2_format *fmt) | |
160 | { | |
161 | struct cx18 *cx = fh2id(fh)->cx; | |
162 | struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi; | |
163 | ||
164 | vbifmt->sampling_rate = 27000000; | |
165 | vbifmt->offset = 248; /* FIXME - slightly wrong for both 50 & 60 Hz */ | |
166 | vbifmt->samples_per_line = VBI_ACTIVE_SAMPLES - 4; | |
167 | vbifmt->sample_format = V4L2_PIX_FMT_GREY; | |
168 | vbifmt->start[0] = cx->vbi.start[0]; | |
169 | vbifmt->start[1] = cx->vbi.start[1]; | |
170 | vbifmt->count[0] = vbifmt->count[1] = cx->vbi.count; | |
171 | vbifmt->flags = 0; | |
172 | vbifmt->reserved[0] = 0; | |
173 | vbifmt->reserved[1] = 0; | |
174 | return 0; | |
175 | } | |
176 | ||
177 | static int cx18_g_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
178 | struct v4l2_format *fmt) | |
179 | { | |
180 | struct cx18 *cx = fh2id(fh)->cx; | |
181 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; | |
182 | ||
183 | /* sane, V4L2 spec compliant, defaults */ | |
184 | vbifmt->reserved[0] = 0; | |
185 | vbifmt->reserved[1] = 0; | |
186 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
187 | memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines)); | |
188 | vbifmt->service_set = 0; | |
189 | ||
190 | /* | |
191 | * Fetch the configured service_lines and total service_set from the | |
192 | * digitizer/slicer. Note, cx18_av_vbi() wipes the passed in | |
193 | * fmt->fmt.sliced under valid calling conditions | |
194 | */ | |
195 | if (v4l2_subdev_call(cx->sd_av, vbi, g_sliced_fmt, &fmt->fmt.sliced)) | |
196 | return -EINVAL; | |
197 | ||
198 | vbifmt->service_set = cx18_get_service_set(vbifmt); | |
199 | return 0; | |
200 | } | |
201 | ||
202 | static int cx18_try_fmt_vid_cap(struct file *file, void *fh, | |
203 | struct v4l2_format *fmt) | |
204 | { | |
205 | struct cx18_open_id *id = fh2id(fh); | |
206 | struct cx18 *cx = id->cx; | |
207 | int w = fmt->fmt.pix.width; | |
208 | int h = fmt->fmt.pix.height; | |
209 | int min_h = 2; | |
210 | ||
211 | w = min(w, 720); | |
212 | w = max(w, 2); | |
213 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { | |
214 | /* YUV height must be a multiple of 32 */ | |
215 | h &= ~0x1f; | |
216 | min_h = 32; | |
217 | } | |
218 | h = min(h, cx->is_50hz ? 576 : 480); | |
219 | h = max(h, min_h); | |
220 | ||
221 | fmt->fmt.pix.width = w; | |
222 | fmt->fmt.pix.height = h; | |
223 | return 0; | |
224 | } | |
225 | ||
226 | static int cx18_try_fmt_vbi_cap(struct file *file, void *fh, | |
227 | struct v4l2_format *fmt) | |
228 | { | |
229 | return cx18_g_fmt_vbi_cap(file, fh, fmt); | |
230 | } | |
231 | ||
232 | static int cx18_try_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
233 | struct v4l2_format *fmt) | |
234 | { | |
235 | struct cx18 *cx = fh2id(fh)->cx; | |
236 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; | |
237 | ||
238 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
239 | vbifmt->reserved[0] = 0; | |
240 | vbifmt->reserved[1] = 0; | |
241 | ||
242 | /* If given a service set, expand it validly & clear passed in set */ | |
243 | if (vbifmt->service_set) | |
244 | cx18_expand_service_set(vbifmt, cx->is_50hz); | |
245 | /* Sanitize the service_lines, and compute the new set if any valid */ | |
246 | if (check_service_set(vbifmt, cx->is_50hz)) | |
247 | vbifmt->service_set = cx18_get_service_set(vbifmt); | |
248 | return 0; | |
249 | } | |
250 | ||
251 | static int cx18_s_fmt_vid_cap(struct file *file, void *fh, | |
252 | struct v4l2_format *fmt) | |
253 | { | |
254 | struct cx18_open_id *id = fh2id(fh); | |
255 | struct cx18 *cx = id->cx; | |
256 | struct v4l2_subdev_format format = { | |
257 | .which = V4L2_SUBDEV_FORMAT_ACTIVE, | |
258 | }; | |
259 | struct cx18_stream *s = &cx->streams[id->type]; | |
260 | int ret; | |
261 | int w, h; | |
262 | ||
263 | ret = cx18_try_fmt_vid_cap(file, fh, fmt); | |
264 | if (ret) | |
265 | return ret; | |
266 | w = fmt->fmt.pix.width; | |
267 | h = fmt->fmt.pix.height; | |
268 | ||
269 | if (cx->cxhdl.width == w && cx->cxhdl.height == h && | |
270 | s->pixelformat == fmt->fmt.pix.pixelformat) | |
271 | return 0; | |
272 | ||
273 | if (atomic_read(&cx->ana_capturing) > 0) | |
274 | return -EBUSY; | |
275 | ||
276 | s->pixelformat = fmt->fmt.pix.pixelformat; | |
277 | /* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2))) | |
278 | UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */ | |
279 | if (s->pixelformat == V4L2_PIX_FMT_HM12) { | |
280 | s->vb_bytes_per_frame = h * 720 * 3 / 2; | |
281 | s->vb_bytes_per_line = 720; /* First plane */ | |
282 | } else { | |
283 | s->vb_bytes_per_frame = h * 720 * 2; | |
284 | s->vb_bytes_per_line = 1440; /* Packed */ | |
285 | } | |
286 | ||
287 | format.format.width = cx->cxhdl.width = w; | |
288 | format.format.height = cx->cxhdl.height = h; | |
289 | format.format.code = MEDIA_BUS_FMT_FIXED; | |
290 | v4l2_subdev_call(cx->sd_av, pad, set_fmt, NULL, &format); | |
291 | return cx18_g_fmt_vid_cap(file, fh, fmt); | |
292 | } | |
293 | ||
294 | static int cx18_s_fmt_vbi_cap(struct file *file, void *fh, | |
295 | struct v4l2_format *fmt) | |
296 | { | |
297 | struct cx18_open_id *id = fh2id(fh); | |
298 | struct cx18 *cx = id->cx; | |
299 | int ret; | |
300 | ||
301 | /* | |
302 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
303 | * if any analog capture is ongoing | |
304 | */ | |
305 | if (!cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
306 | return -EBUSY; | |
307 | ||
308 | /* | |
309 | * Set the digitizer registers for raw active VBI. | |
310 | * Note cx18_av_vbi_wipes out a lot of the passed in fmt under valid | |
311 | * calling conditions | |
312 | */ | |
313 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_raw_fmt, &fmt->fmt.vbi); | |
314 | if (ret) | |
315 | return ret; | |
316 | ||
317 | /* Store our new v4l2 (non-)sliced VBI state */ | |
318 | cx->vbi.sliced_in->service_set = 0; | |
319 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; | |
320 | ||
321 | return cx18_g_fmt_vbi_cap(file, fh, fmt); | |
322 | } | |
323 | ||
324 | static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
325 | struct v4l2_format *fmt) | |
326 | { | |
327 | struct cx18_open_id *id = fh2id(fh); | |
328 | struct cx18 *cx = id->cx; | |
329 | int ret; | |
330 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; | |
331 | ||
332 | cx18_try_fmt_sliced_vbi_cap(file, fh, fmt); | |
333 | ||
334 | /* | |
335 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
336 | * if any analog capture is ongoing | |
337 | */ | |
338 | if (cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
339 | return -EBUSY; | |
340 | ||
341 | /* | |
342 | * Set the service_lines requested in the digitizer/slicer registers. | |
343 | * Note, cx18_av_vbi() wipes some "impossible" service lines in the | |
344 | * passed in fmt->fmt.sliced under valid calling conditions | |
345 | */ | |
346 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_sliced_fmt, &fmt->fmt.sliced); | |
347 | if (ret) | |
348 | return ret; | |
349 | /* Store our current v4l2 sliced VBI settings */ | |
350 | cx->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; | |
351 | memcpy(cx->vbi.sliced_in, vbifmt, sizeof(*cx->vbi.sliced_in)); | |
352 | return 0; | |
353 | } | |
354 | ||
355 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
356 | static int cx18_g_register(struct file *file, void *fh, | |
357 | struct v4l2_dbg_register *reg) | |
358 | { | |
359 | struct cx18 *cx = fh2id(fh)->cx; | |
360 | ||
361 | if (reg->reg & 0x3) | |
362 | return -EINVAL; | |
363 | if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) | |
364 | return -EINVAL; | |
365 | reg->size = 4; | |
366 | reg->val = cx18_read_enc(cx, reg->reg); | |
367 | return 0; | |
368 | } | |
369 | ||
370 | static int cx18_s_register(struct file *file, void *fh, | |
371 | const struct v4l2_dbg_register *reg) | |
372 | { | |
373 | struct cx18 *cx = fh2id(fh)->cx; | |
374 | ||
375 | if (reg->reg & 0x3) | |
376 | return -EINVAL; | |
377 | if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) | |
378 | return -EINVAL; | |
379 | cx18_write_enc(cx, reg->val, reg->reg); | |
380 | return 0; | |
381 | } | |
382 | #endif | |
383 | ||
384 | static int cx18_querycap(struct file *file, void *fh, | |
385 | struct v4l2_capability *vcap) | |
386 | { | |
387 | struct cx18_open_id *id = fh2id(fh); | |
388 | struct cx18_stream *s = video_drvdata(file); | |
389 | struct cx18 *cx = id->cx; | |
390 | ||
391 | strscpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver)); | |
392 | strscpy(vcap->card, cx->card_name, sizeof(vcap->card)); | |
393 | snprintf(vcap->bus_info, sizeof(vcap->bus_info), | |
394 | "PCI:%s", pci_name(cx->pci_dev)); | |
395 | vcap->capabilities = cx->v4l2_cap; /* capabilities */ | |
396 | vcap->device_caps = s->v4l2_dev_caps; /* device capabilities */ | |
397 | vcap->capabilities |= V4L2_CAP_DEVICE_CAPS; | |
398 | return 0; | |
399 | } | |
400 | ||
401 | static int cx18_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin) | |
402 | { | |
403 | struct cx18 *cx = fh2id(fh)->cx; | |
404 | ||
405 | return cx18_get_audio_input(cx, vin->index, vin); | |
406 | } | |
407 | ||
408 | static int cx18_g_audio(struct file *file, void *fh, struct v4l2_audio *vin) | |
409 | { | |
410 | struct cx18 *cx = fh2id(fh)->cx; | |
411 | ||
412 | vin->index = cx->audio_input; | |
413 | return cx18_get_audio_input(cx, vin->index, vin); | |
414 | } | |
415 | ||
416 | static int cx18_s_audio(struct file *file, void *fh, const struct v4l2_audio *vout) | |
417 | { | |
418 | struct cx18 *cx = fh2id(fh)->cx; | |
419 | ||
420 | if (vout->index >= cx->nof_audio_inputs) | |
421 | return -EINVAL; | |
422 | cx->audio_input = vout->index; | |
423 | cx18_audio_set_io(cx); | |
424 | return 0; | |
425 | } | |
426 | ||
427 | static int cx18_enum_input(struct file *file, void *fh, struct v4l2_input *vin) | |
428 | { | |
429 | struct cx18 *cx = fh2id(fh)->cx; | |
430 | ||
431 | /* set it to defaults from our table */ | |
432 | return cx18_get_input(cx, vin->index, vin); | |
433 | } | |
434 | ||
435 | static int cx18_g_pixelaspect(struct file *file, void *fh, | |
436 | int type, struct v4l2_fract *f) | |
437 | { | |
438 | struct cx18 *cx = fh2id(fh)->cx; | |
439 | ||
440 | if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
441 | return -EINVAL; | |
442 | ||
443 | f->numerator = cx->is_50hz ? 54 : 11; | |
444 | f->denominator = cx->is_50hz ? 59 : 10; | |
445 | return 0; | |
446 | } | |
447 | ||
448 | static int cx18_g_selection(struct file *file, void *fh, | |
449 | struct v4l2_selection *sel) | |
450 | { | |
451 | struct cx18 *cx = fh2id(fh)->cx; | |
452 | ||
453 | if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) | |
454 | return -EINVAL; | |
455 | switch (sel->target) { | |
456 | case V4L2_SEL_TGT_CROP_BOUNDS: | |
457 | case V4L2_SEL_TGT_CROP_DEFAULT: | |
458 | sel->r.top = sel->r.left = 0; | |
459 | sel->r.width = 720; | |
460 | sel->r.height = cx->is_50hz ? 576 : 480; | |
461 | break; | |
462 | default: | |
463 | return -EINVAL; | |
464 | } | |
465 | return 0; | |
466 | } | |
467 | ||
468 | static int cx18_enum_fmt_vid_cap(struct file *file, void *fh, | |
469 | struct v4l2_fmtdesc *fmt) | |
470 | { | |
471 | static const struct v4l2_fmtdesc formats[] = { | |
472 | { 0, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
473 | "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 } | |
474 | }, | |
475 | { 1, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FMT_FLAG_COMPRESSED, | |
476 | "MPEG", V4L2_PIX_FMT_MPEG, { 0, 0, 0, 0 } | |
477 | }, | |
478 | { 2, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
479 | "UYVY 4:2:2", V4L2_PIX_FMT_UYVY, { 0, 0, 0, 0 } | |
480 | }, | |
481 | }; | |
482 | ||
483 | if (fmt->index > ARRAY_SIZE(formats) - 1) | |
484 | return -EINVAL; | |
485 | *fmt = formats[fmt->index]; | |
486 | return 0; | |
487 | } | |
488 | ||
489 | static int cx18_g_input(struct file *file, void *fh, unsigned int *i) | |
490 | { | |
491 | struct cx18 *cx = fh2id(fh)->cx; | |
492 | ||
493 | *i = cx->active_input; | |
494 | return 0; | |
495 | } | |
496 | ||
497 | int cx18_s_input(struct file *file, void *fh, unsigned int inp) | |
498 | { | |
499 | struct cx18_open_id *id = fh2id(fh); | |
500 | struct cx18 *cx = id->cx; | |
501 | v4l2_std_id std = V4L2_STD_ALL; | |
502 | const struct cx18_card_video_input *card_input = | |
503 | cx->card->video_inputs + inp; | |
504 | ||
505 | if (inp >= cx->nof_inputs) | |
506 | return -EINVAL; | |
507 | ||
508 | if (inp == cx->active_input) { | |
509 | CX18_DEBUG_INFO("Input unchanged\n"); | |
510 | return 0; | |
511 | } | |
512 | ||
513 | CX18_DEBUG_INFO("Changing input from %d to %d\n", | |
514 | cx->active_input, inp); | |
515 | ||
516 | cx->active_input = inp; | |
517 | /* Set the audio input to whatever is appropriate for the input type. */ | |
518 | cx->audio_input = cx->card->video_inputs[inp].audio_index; | |
519 | if (card_input->video_type == V4L2_INPUT_TYPE_TUNER) | |
520 | std = cx->tuner_std; | |
521 | cx->streams[CX18_ENC_STREAM_TYPE_MPG].video_dev.tvnorms = std; | |
522 | cx->streams[CX18_ENC_STREAM_TYPE_YUV].video_dev.tvnorms = std; | |
523 | cx->streams[CX18_ENC_STREAM_TYPE_VBI].video_dev.tvnorms = std; | |
524 | ||
525 | /* prevent others from messing with the streams until | |
526 | we're finished changing inputs. */ | |
527 | cx18_mute(cx); | |
528 | cx18_video_set_io(cx); | |
529 | cx18_audio_set_io(cx); | |
530 | cx18_unmute(cx); | |
531 | return 0; | |
532 | } | |
533 | ||
534 | static int cx18_g_frequency(struct file *file, void *fh, | |
535 | struct v4l2_frequency *vf) | |
536 | { | |
537 | struct cx18 *cx = fh2id(fh)->cx; | |
538 | ||
539 | if (vf->tuner != 0) | |
540 | return -EINVAL; | |
541 | ||
542 | cx18_call_all(cx, tuner, g_frequency, vf); | |
543 | return 0; | |
544 | } | |
545 | ||
546 | int cx18_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) | |
547 | { | |
548 | struct cx18_open_id *id = fh2id(fh); | |
549 | struct cx18 *cx = id->cx; | |
550 | ||
551 | if (vf->tuner != 0) | |
552 | return -EINVAL; | |
553 | ||
554 | cx18_mute(cx); | |
555 | CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency); | |
556 | cx18_call_all(cx, tuner, s_frequency, vf); | |
557 | cx18_unmute(cx); | |
558 | return 0; | |
559 | } | |
560 | ||
561 | static int cx18_g_std(struct file *file, void *fh, v4l2_std_id *std) | |
562 | { | |
563 | struct cx18 *cx = fh2id(fh)->cx; | |
564 | ||
565 | *std = cx->std; | |
566 | return 0; | |
567 | } | |
568 | ||
569 | int cx18_s_std(struct file *file, void *fh, v4l2_std_id std) | |
570 | { | |
571 | struct cx18_open_id *id = fh2id(fh); | |
572 | struct cx18 *cx = id->cx; | |
573 | ||
574 | if ((std & V4L2_STD_ALL) == 0) | |
575 | return -EINVAL; | |
576 | ||
577 | if (std == cx->std) | |
578 | return 0; | |
579 | ||
580 | if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) || | |
581 | atomic_read(&cx->ana_capturing) > 0) { | |
582 | /* Switching standard would turn off the radio or mess | |
583 | with already running streams, prevent that by | |
584 | returning EBUSY. */ | |
585 | return -EBUSY; | |
586 | } | |
587 | ||
588 | cx->std = std; | |
589 | cx->is_60hz = (std & V4L2_STD_525_60) ? 1 : 0; | |
590 | cx->is_50hz = !cx->is_60hz; | |
591 | cx2341x_handler_set_50hz(&cx->cxhdl, cx->is_50hz); | |
592 | cx->cxhdl.width = 720; | |
593 | cx->cxhdl.height = cx->is_50hz ? 576 : 480; | |
594 | cx->vbi.count = cx->is_50hz ? 18 : 12; | |
595 | cx->vbi.start[0] = cx->is_50hz ? 6 : 10; | |
596 | cx->vbi.start[1] = cx->is_50hz ? 318 : 273; | |
597 | CX18_DEBUG_INFO("Switching standard to %llx.\n", | |
598 | (unsigned long long) cx->std); | |
599 | ||
600 | /* Tuner */ | |
601 | cx18_call_all(cx, video, s_std, cx->std); | |
602 | return 0; | |
603 | } | |
604 | ||
605 | static int cx18_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt) | |
606 | { | |
607 | struct cx18_open_id *id = fh2id(fh); | |
608 | struct cx18 *cx = id->cx; | |
609 | ||
610 | if (vt->index != 0) | |
611 | return -EINVAL; | |
612 | ||
613 | cx18_call_all(cx, tuner, s_tuner, vt); | |
614 | return 0; | |
615 | } | |
616 | ||
617 | static int cx18_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) | |
618 | { | |
619 | struct cx18 *cx = fh2id(fh)->cx; | |
620 | ||
621 | if (vt->index != 0) | |
622 | return -EINVAL; | |
623 | ||
624 | cx18_call_all(cx, tuner, g_tuner, vt); | |
625 | ||
626 | if (vt->type == V4L2_TUNER_RADIO) | |
627 | strscpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name)); | |
628 | else | |
629 | strscpy(vt->name, "cx18 TV Tuner", sizeof(vt->name)); | |
630 | return 0; | |
631 | } | |
632 | ||
633 | static int cx18_g_sliced_vbi_cap(struct file *file, void *fh, | |
634 | struct v4l2_sliced_vbi_cap *cap) | |
635 | { | |
636 | struct cx18 *cx = fh2id(fh)->cx; | |
637 | int set = cx->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525; | |
638 | int f, l; | |
639 | ||
640 | if (cap->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) | |
641 | return -EINVAL; | |
642 | ||
643 | cap->service_set = 0; | |
644 | for (f = 0; f < 2; f++) { | |
645 | for (l = 0; l < 24; l++) { | |
646 | if (valid_service_line(f, l, cx->is_50hz)) { | |
647 | /* | |
648 | * We can find all v4l2 supported vbi services | |
649 | * for the standard, on a valid line for the std | |
650 | */ | |
651 | cap->service_lines[f][l] = set; | |
652 | cap->service_set |= set; | |
653 | } else | |
654 | cap->service_lines[f][l] = 0; | |
655 | } | |
656 | } | |
657 | for (f = 0; f < 3; f++) | |
658 | cap->reserved[f] = 0; | |
659 | return 0; | |
660 | } | |
661 | ||
662 | static int _cx18_process_idx_data(struct cx18_buffer *buf, | |
663 | struct v4l2_enc_idx *idx) | |
664 | { | |
665 | int consumed, remaining; | |
666 | struct v4l2_enc_idx_entry *e_idx; | |
667 | struct cx18_enc_idx_entry *e_buf; | |
668 | ||
669 | /* Frame type lookup: 1=I, 2=P, 4=B */ | |
670 | const int mapping[8] = { | |
671 | -1, V4L2_ENC_IDX_FRAME_I, V4L2_ENC_IDX_FRAME_P, | |
672 | -1, V4L2_ENC_IDX_FRAME_B, -1, -1, -1 | |
673 | }; | |
674 | ||
675 | /* | |
676 | * Assumption here is that a buf holds an integral number of | |
677 | * struct cx18_enc_idx_entry objects and is properly aligned. | |
678 | * This is enforced by the module options on IDX buffer sizes. | |
679 | */ | |
680 | remaining = buf->bytesused - buf->readpos; | |
681 | consumed = 0; | |
682 | e_idx = &idx->entry[idx->entries]; | |
683 | e_buf = (struct cx18_enc_idx_entry *) &buf->buf[buf->readpos]; | |
684 | ||
685 | while (remaining >= sizeof(struct cx18_enc_idx_entry) && | |
686 | idx->entries < V4L2_ENC_IDX_ENTRIES) { | |
687 | ||
688 | e_idx->offset = (((u64) le32_to_cpu(e_buf->offset_high)) << 32) | |
689 | | le32_to_cpu(e_buf->offset_low); | |
690 | ||
691 | e_idx->pts = (((u64) (le32_to_cpu(e_buf->pts_high) & 1)) << 32) | |
692 | | le32_to_cpu(e_buf->pts_low); | |
693 | ||
694 | e_idx->length = le32_to_cpu(e_buf->length); | |
695 | ||
696 | e_idx->flags = mapping[le32_to_cpu(e_buf->flags) & 0x7]; | |
697 | ||
698 | e_idx->reserved[0] = 0; | |
699 | e_idx->reserved[1] = 0; | |
700 | ||
701 | idx->entries++; | |
702 | e_idx = &idx->entry[idx->entries]; | |
703 | e_buf++; | |
704 | ||
705 | remaining -= sizeof(struct cx18_enc_idx_entry); | |
706 | consumed += sizeof(struct cx18_enc_idx_entry); | |
707 | } | |
708 | ||
709 | /* Swallow any partial entries at the end, if there are any */ | |
710 | if (remaining > 0 && remaining < sizeof(struct cx18_enc_idx_entry)) | |
711 | consumed += remaining; | |
712 | ||
713 | buf->readpos += consumed; | |
714 | return consumed; | |
715 | } | |
716 | ||
717 | static int cx18_process_idx_data(struct cx18_stream *s, struct cx18_mdl *mdl, | |
718 | struct v4l2_enc_idx *idx) | |
719 | { | |
720 | if (s->type != CX18_ENC_STREAM_TYPE_IDX) | |
721 | return -EINVAL; | |
722 | ||
723 | if (mdl->curr_buf == NULL) | |
724 | mdl->curr_buf = list_first_entry(&mdl->buf_list, | |
725 | struct cx18_buffer, list); | |
726 | ||
727 | if (list_entry_is_past_end(mdl->curr_buf, &mdl->buf_list, list)) { | |
728 | /* | |
729 | * For some reason we've exhausted the buffers, but the MDL | |
730 | * object still said some data was unread. | |
731 | * Fix that and bail out. | |
732 | */ | |
733 | mdl->readpos = mdl->bytesused; | |
734 | return 0; | |
735 | } | |
736 | ||
737 | list_for_each_entry_from(mdl->curr_buf, &mdl->buf_list, list) { | |
738 | ||
739 | /* Skip any empty buffers in the MDL */ | |
740 | if (mdl->curr_buf->readpos >= mdl->curr_buf->bytesused) | |
741 | continue; | |
742 | ||
743 | mdl->readpos += _cx18_process_idx_data(mdl->curr_buf, idx); | |
744 | ||
745 | /* exit when MDL drained or request satisfied */ | |
746 | if (idx->entries >= V4L2_ENC_IDX_ENTRIES || | |
747 | mdl->curr_buf->readpos < mdl->curr_buf->bytesused || | |
748 | mdl->readpos >= mdl->bytesused) | |
749 | break; | |
750 | } | |
751 | return 0; | |
752 | } | |
753 | ||
754 | static int cx18_g_enc_index(struct file *file, void *fh, | |
755 | struct v4l2_enc_idx *idx) | |
756 | { | |
757 | struct cx18 *cx = fh2id(fh)->cx; | |
758 | struct cx18_stream *s = &cx->streams[CX18_ENC_STREAM_TYPE_IDX]; | |
759 | s32 tmp; | |
760 | struct cx18_mdl *mdl; | |
761 | ||
762 | if (!cx18_stream_enabled(s)) /* Module options inhibited IDX stream */ | |
763 | return -EINVAL; | |
764 | ||
765 | /* Compute the best case number of entries we can buffer */ | |
766 | tmp = s->buffers - | |
767 | s->bufs_per_mdl * CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN; | |
768 | if (tmp <= 0) | |
769 | tmp = 1; | |
770 | tmp = tmp * s->buf_size / sizeof(struct cx18_enc_idx_entry); | |
771 | ||
772 | /* Fill out the header of the return structure */ | |
773 | idx->entries = 0; | |
774 | idx->entries_cap = tmp; | |
775 | memset(idx->reserved, 0, sizeof(idx->reserved)); | |
776 | ||
777 | /* Pull IDX MDLs and buffers from q_full and populate the entries */ | |
778 | do { | |
779 | mdl = cx18_dequeue(s, &s->q_full); | |
780 | if (mdl == NULL) /* No more IDX data right now */ | |
781 | break; | |
782 | ||
783 | /* Extract the Index entry data from the MDL and buffers */ | |
784 | cx18_process_idx_data(s, mdl, idx); | |
785 | if (mdl->readpos < mdl->bytesused) { | |
786 | /* We finished with data remaining, push the MDL back */ | |
787 | cx18_push(s, mdl, &s->q_full); | |
788 | break; | |
789 | } | |
790 | ||
791 | /* We drained this MDL, schedule it to go to the firmware */ | |
792 | cx18_enqueue(s, mdl, &s->q_free); | |
793 | ||
794 | } while (idx->entries < V4L2_ENC_IDX_ENTRIES); | |
795 | ||
796 | /* Tell the work handler to send free IDX MDLs to the firmware */ | |
797 | cx18_stream_load_fw_queue(s); | |
798 | return 0; | |
799 | } | |
800 | ||
801 | static struct videobuf_queue *cx18_vb_queue(struct cx18_open_id *id) | |
802 | { | |
803 | struct videobuf_queue *q = NULL; | |
804 | struct cx18 *cx = id->cx; | |
805 | struct cx18_stream *s = &cx->streams[id->type]; | |
806 | ||
807 | switch (s->vb_type) { | |
808 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
809 | q = &s->vbuf_q; | |
810 | break; | |
811 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
812 | break; | |
813 | default: | |
814 | break; | |
815 | } | |
816 | return q; | |
817 | } | |
818 | ||
819 | static int cx18_streamon(struct file *file, void *priv, | |
820 | enum v4l2_buf_type type) | |
821 | { | |
822 | struct cx18_open_id *id = file->private_data; | |
823 | struct cx18 *cx = id->cx; | |
824 | struct cx18_stream *s = &cx->streams[id->type]; | |
825 | ||
826 | /* Start the hardware only if we're the video device */ | |
827 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
828 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
829 | return -EINVAL; | |
830 | ||
831 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
832 | return -EINVAL; | |
833 | ||
834 | /* Establish a buffer timeout */ | |
835 | mod_timer(&s->vb_timeout, msecs_to_jiffies(2000) + jiffies); | |
836 | ||
837 | return videobuf_streamon(cx18_vb_queue(id)); | |
838 | } | |
839 | ||
840 | static int cx18_streamoff(struct file *file, void *priv, | |
841 | enum v4l2_buf_type type) | |
842 | { | |
843 | struct cx18_open_id *id = file->private_data; | |
844 | struct cx18 *cx = id->cx; | |
845 | struct cx18_stream *s = &cx->streams[id->type]; | |
846 | ||
847 | /* Start the hardware only if we're the video device */ | |
848 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
849 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
850 | return -EINVAL; | |
851 | ||
852 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
853 | return -EINVAL; | |
854 | ||
855 | return videobuf_streamoff(cx18_vb_queue(id)); | |
856 | } | |
857 | ||
858 | static int cx18_reqbufs(struct file *file, void *priv, | |
859 | struct v4l2_requestbuffers *rb) | |
860 | { | |
861 | struct cx18_open_id *id = file->private_data; | |
862 | struct cx18 *cx = id->cx; | |
863 | struct cx18_stream *s = &cx->streams[id->type]; | |
864 | ||
865 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
866 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
867 | return -EINVAL; | |
868 | ||
869 | return videobuf_reqbufs(cx18_vb_queue(id), rb); | |
870 | } | |
871 | ||
872 | static int cx18_querybuf(struct file *file, void *priv, | |
873 | struct v4l2_buffer *b) | |
874 | { | |
875 | struct cx18_open_id *id = file->private_data; | |
876 | struct cx18 *cx = id->cx; | |
877 | struct cx18_stream *s = &cx->streams[id->type]; | |
878 | ||
879 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
880 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
881 | return -EINVAL; | |
882 | ||
883 | return videobuf_querybuf(cx18_vb_queue(id), b); | |
884 | } | |
885 | ||
886 | static int cx18_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
887 | { | |
888 | struct cx18_open_id *id = file->private_data; | |
889 | struct cx18 *cx = id->cx; | |
890 | struct cx18_stream *s = &cx->streams[id->type]; | |
891 | ||
892 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
893 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
894 | return -EINVAL; | |
895 | ||
896 | return videobuf_qbuf(cx18_vb_queue(id), b); | |
897 | } | |
898 | ||
899 | static int cx18_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
900 | { | |
901 | struct cx18_open_id *id = file->private_data; | |
902 | struct cx18 *cx = id->cx; | |
903 | struct cx18_stream *s = &cx->streams[id->type]; | |
904 | ||
905 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
906 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
907 | return -EINVAL; | |
908 | ||
909 | return videobuf_dqbuf(cx18_vb_queue(id), b, file->f_flags & O_NONBLOCK); | |
910 | } | |
911 | ||
912 | static int cx18_encoder_cmd(struct file *file, void *fh, | |
913 | struct v4l2_encoder_cmd *enc) | |
914 | { | |
915 | struct cx18_open_id *id = fh2id(fh); | |
916 | struct cx18 *cx = id->cx; | |
917 | u32 h; | |
918 | ||
919 | switch (enc->cmd) { | |
920 | case V4L2_ENC_CMD_START: | |
921 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
922 | enc->flags = 0; | |
923 | return cx18_start_capture(id); | |
924 | ||
925 | case V4L2_ENC_CMD_STOP: | |
926 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
927 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
928 | cx18_stop_capture(id, | |
929 | enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END); | |
930 | break; | |
931 | ||
932 | case V4L2_ENC_CMD_PAUSE: | |
933 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
934 | enc->flags = 0; | |
935 | if (!atomic_read(&cx->ana_capturing)) | |
936 | return -EPERM; | |
937 | if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
938 | return 0; | |
939 | h = cx18_find_handle(cx); | |
940 | if (h == CX18_INVALID_TASK_HANDLE) { | |
941 | CX18_ERR("Can't find valid task handle for V4L2_ENC_CMD_PAUSE\n"); | |
942 | return -EBADFD; | |
943 | } | |
944 | cx18_mute(cx); | |
945 | cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h); | |
946 | break; | |
947 | ||
948 | case V4L2_ENC_CMD_RESUME: | |
949 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
950 | enc->flags = 0; | |
951 | if (!atomic_read(&cx->ana_capturing)) | |
952 | return -EPERM; | |
953 | if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
954 | return 0; | |
955 | h = cx18_find_handle(cx); | |
956 | if (h == CX18_INVALID_TASK_HANDLE) { | |
957 | CX18_ERR("Can't find valid task handle for V4L2_ENC_CMD_RESUME\n"); | |
958 | return -EBADFD; | |
959 | } | |
960 | cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h); | |
961 | cx18_unmute(cx); | |
962 | break; | |
963 | ||
964 | default: | |
965 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); | |
966 | return -EINVAL; | |
967 | } | |
968 | return 0; | |
969 | } | |
970 | ||
971 | static int cx18_try_encoder_cmd(struct file *file, void *fh, | |
972 | struct v4l2_encoder_cmd *enc) | |
973 | { | |
974 | struct cx18 *cx = fh2id(fh)->cx; | |
975 | ||
976 | switch (enc->cmd) { | |
977 | case V4L2_ENC_CMD_START: | |
978 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
979 | enc->flags = 0; | |
980 | break; | |
981 | ||
982 | case V4L2_ENC_CMD_STOP: | |
983 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
984 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
985 | break; | |
986 | ||
987 | case V4L2_ENC_CMD_PAUSE: | |
988 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
989 | enc->flags = 0; | |
990 | break; | |
991 | ||
992 | case V4L2_ENC_CMD_RESUME: | |
993 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
994 | enc->flags = 0; | |
995 | break; | |
996 | ||
997 | default: | |
998 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); | |
999 | return -EINVAL; | |
1000 | } | |
1001 | return 0; | |
1002 | } | |
1003 | ||
1004 | static int cx18_log_status(struct file *file, void *fh) | |
1005 | { | |
1006 | struct cx18 *cx = fh2id(fh)->cx; | |
1007 | struct v4l2_input vidin; | |
1008 | struct v4l2_audio audin; | |
1009 | int i; | |
1010 | ||
1011 | CX18_INFO("Version: %s Card: %s\n", CX18_VERSION, cx->card_name); | |
1012 | if (cx->hw_flags & CX18_HW_TVEEPROM) { | |
1013 | struct tveeprom tv; | |
1014 | ||
1015 | cx18_read_eeprom(cx, &tv); | |
1016 | } | |
1017 | cx18_call_all(cx, core, log_status); | |
1018 | cx18_get_input(cx, cx->active_input, &vidin); | |
1019 | cx18_get_audio_input(cx, cx->audio_input, &audin); | |
1020 | CX18_INFO("Video Input: %s\n", vidin.name); | |
1021 | CX18_INFO("Audio Input: %s\n", audin.name); | |
1022 | mutex_lock(&cx->gpio_lock); | |
1023 | CX18_INFO("GPIO: direction 0x%08x, value 0x%08x\n", | |
1024 | cx->gpio_dir, cx->gpio_val); | |
1025 | mutex_unlock(&cx->gpio_lock); | |
1026 | CX18_INFO("Tuner: %s\n", | |
1027 | test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV"); | |
1028 | v4l2_ctrl_handler_log_status(&cx->cxhdl.hdl, cx->v4l2_dev.name); | |
1029 | CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags); | |
1030 | for (i = 0; i < CX18_MAX_STREAMS; i++) { | |
1031 | struct cx18_stream *s = &cx->streams[i]; | |
1032 | ||
1033 | if (s->video_dev.v4l2_dev == NULL || s->buffers == 0) | |
1034 | continue; | |
1035 | CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", | |
1036 | s->name, s->s_flags, | |
1037 | atomic_read(&s->q_full.depth) * s->bufs_per_mdl * 100 | |
1038 | / s->buffers, | |
1039 | (s->buffers * s->buf_size) / 1024, s->buffers); | |
1040 | } | |
1041 | CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n", | |
1042 | (long long)cx->mpg_data_received, | |
1043 | (long long)cx->vbi_data_inserted); | |
1044 | return 0; | |
1045 | } | |
1046 | ||
1047 | static long cx18_default(struct file *file, void *fh, bool valid_prio, | |
1048 | unsigned int cmd, void *arg) | |
1049 | { | |
1050 | struct cx18 *cx = fh2id(fh)->cx; | |
1051 | ||
1052 | switch (cmd) { | |
1053 | case VIDIOC_INT_RESET: { | |
1054 | u32 val = *(u32 *)arg; | |
1055 | ||
1056 | if ((val == 0) || (val & 0x01)) | |
1057 | cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL, core, reset, | |
1058 | (u32) CX18_GPIO_RESET_Z8F0811); | |
1059 | break; | |
1060 | } | |
1061 | ||
1062 | default: | |
1063 | return -ENOTTY; | |
1064 | } | |
1065 | return 0; | |
1066 | } | |
1067 | ||
1068 | static const struct v4l2_ioctl_ops cx18_ioctl_ops = { | |
1069 | .vidioc_querycap = cx18_querycap, | |
1070 | .vidioc_s_audio = cx18_s_audio, | |
1071 | .vidioc_g_audio = cx18_g_audio, | |
1072 | .vidioc_enumaudio = cx18_enumaudio, | |
1073 | .vidioc_enum_input = cx18_enum_input, | |
1074 | .vidioc_g_pixelaspect = cx18_g_pixelaspect, | |
1075 | .vidioc_g_selection = cx18_g_selection, | |
1076 | .vidioc_g_input = cx18_g_input, | |
1077 | .vidioc_s_input = cx18_s_input, | |
1078 | .vidioc_g_frequency = cx18_g_frequency, | |
1079 | .vidioc_s_frequency = cx18_s_frequency, | |
1080 | .vidioc_s_tuner = cx18_s_tuner, | |
1081 | .vidioc_g_tuner = cx18_g_tuner, | |
1082 | .vidioc_g_enc_index = cx18_g_enc_index, | |
1083 | .vidioc_g_std = cx18_g_std, | |
1084 | .vidioc_s_std = cx18_s_std, | |
1085 | .vidioc_log_status = cx18_log_status, | |
1086 | .vidioc_enum_fmt_vid_cap = cx18_enum_fmt_vid_cap, | |
1087 | .vidioc_encoder_cmd = cx18_encoder_cmd, | |
1088 | .vidioc_try_encoder_cmd = cx18_try_encoder_cmd, | |
1089 | .vidioc_g_fmt_vid_cap = cx18_g_fmt_vid_cap, | |
1090 | .vidioc_g_fmt_vbi_cap = cx18_g_fmt_vbi_cap, | |
1091 | .vidioc_g_fmt_sliced_vbi_cap = cx18_g_fmt_sliced_vbi_cap, | |
1092 | .vidioc_s_fmt_vid_cap = cx18_s_fmt_vid_cap, | |
1093 | .vidioc_s_fmt_vbi_cap = cx18_s_fmt_vbi_cap, | |
1094 | .vidioc_s_fmt_sliced_vbi_cap = cx18_s_fmt_sliced_vbi_cap, | |
1095 | .vidioc_try_fmt_vid_cap = cx18_try_fmt_vid_cap, | |
1096 | .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap, | |
1097 | .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap, | |
1098 | .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap, | |
1099 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
1100 | .vidioc_g_register = cx18_g_register, | |
1101 | .vidioc_s_register = cx18_s_register, | |
1102 | #endif | |
1103 | .vidioc_default = cx18_default, | |
1104 | .vidioc_streamon = cx18_streamon, | |
1105 | .vidioc_streamoff = cx18_streamoff, | |
1106 | .vidioc_reqbufs = cx18_reqbufs, | |
1107 | .vidioc_querybuf = cx18_querybuf, | |
1108 | .vidioc_qbuf = cx18_qbuf, | |
1109 | .vidioc_dqbuf = cx18_dqbuf, | |
1110 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, | |
1111 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
1112 | }; | |
1113 | ||
1114 | void cx18_set_funcs(struct video_device *vdev) | |
1115 | { | |
1116 | vdev->ioctl_ops = &cx18_ioctl_ops; | |
1117 | } |