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Commit | Line | Data |
---|---|---|
1c1e45d1 HV |
1 | /* |
2 | * cx18 ioctl system call | |
3 | * | |
4 | * Derived from ivtv-ioctl.c | |
5 | * | |
6 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> | |
6afdeaf8 | 7 | * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> |
1c1e45d1 HV |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
22 | * 02111-1307 USA | |
23 | */ | |
24 | ||
25 | #include "cx18-driver.h" | |
b1526421 | 26 | #include "cx18-io.h" |
1c1e45d1 HV |
27 | #include "cx18-version.h" |
28 | #include "cx18-mailbox.h" | |
29 | #include "cx18-i2c.h" | |
30 | #include "cx18-queue.h" | |
31 | #include "cx18-fileops.h" | |
32 | #include "cx18-vbi.h" | |
33 | #include "cx18-audio.h" | |
34 | #include "cx18-video.h" | |
35 | #include "cx18-streams.h" | |
36 | #include "cx18-ioctl.h" | |
37 | #include "cx18-gpio.h" | |
38 | #include "cx18-controls.h" | |
39 | #include "cx18-cards.h" | |
40 | #include "cx18-av-core.h" | |
41 | #include <media/tveeprom.h> | |
42 | #include <media/v4l2-chip-ident.h> | |
1c1e45d1 | 43 | |
aed6abd6 | 44 | u16 cx18_service2vbi(int type) |
1c1e45d1 HV |
45 | { |
46 | switch (type) { | |
47 | case V4L2_SLICED_TELETEXT_B: | |
48 | return CX18_SLICED_TYPE_TELETEXT_B; | |
49 | case V4L2_SLICED_CAPTION_525: | |
50 | return CX18_SLICED_TYPE_CAPTION_525; | |
51 | case V4L2_SLICED_WSS_625: | |
52 | return CX18_SLICED_TYPE_WSS_625; | |
53 | case V4L2_SLICED_VPS: | |
54 | return CX18_SLICED_TYPE_VPS; | |
55 | default: | |
56 | return 0; | |
57 | } | |
58 | } | |
59 | ||
c1994084 | 60 | /* Check if VBI services are allowed on the (field, line) for the video std */ |
1c1e45d1 HV |
61 | static int valid_service_line(int field, int line, int is_pal) |
62 | { | |
c1994084 AW |
63 | return (is_pal && line >= 6 && |
64 | ((field == 0 && line <= 23) || (field == 1 && line <= 22))) || | |
1c1e45d1 HV |
65 | (!is_pal && line >= 10 && line < 22); |
66 | } | |
67 | ||
c1994084 AW |
68 | /* |
69 | * For a (field, line, std) and inbound potential set of services for that line, | |
70 | * return the first valid service of those passed in the incoming set for that | |
71 | * line in priority order: | |
72 | * CC, VPS, or WSS over TELETEXT for well known lines | |
73 | * TELETEXT, before VPS, before CC, before WSS, for other lines | |
74 | */ | |
1c1e45d1 HV |
75 | static u16 select_service_from_set(int field, int line, u16 set, int is_pal) |
76 | { | |
77 | u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525); | |
78 | int i; | |
79 | ||
80 | set = set & valid_set; | |
81 | if (set == 0 || !valid_service_line(field, line, is_pal)) | |
82 | return 0; | |
83 | if (!is_pal) { | |
84 | if (line == 21 && (set & V4L2_SLICED_CAPTION_525)) | |
85 | return V4L2_SLICED_CAPTION_525; | |
86 | } else { | |
87 | if (line == 16 && field == 0 && (set & V4L2_SLICED_VPS)) | |
88 | return V4L2_SLICED_VPS; | |
89 | if (line == 23 && field == 0 && (set & V4L2_SLICED_WSS_625)) | |
90 | return V4L2_SLICED_WSS_625; | |
91 | if (line == 23) | |
92 | return 0; | |
93 | } | |
94 | for (i = 0; i < 32; i++) { | |
95 | if ((1 << i) & set) | |
96 | return 1 << i; | |
97 | } | |
98 | return 0; | |
99 | } | |
100 | ||
c1994084 AW |
101 | /* |
102 | * Expand the service_set of *fmt into valid service_lines for the std, | |
103 | * and clear the passed in fmt->service_set | |
104 | */ | |
aed6abd6 | 105 | void cx18_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
1c1e45d1 HV |
106 | { |
107 | u16 set = fmt->service_set; | |
108 | int f, l; | |
109 | ||
110 | fmt->service_set = 0; | |
111 | for (f = 0; f < 2; f++) { | |
112 | for (l = 0; l < 24; l++) | |
113 | fmt->service_lines[f][l] = select_service_from_set(f, l, set, is_pal); | |
114 | } | |
115 | } | |
116 | ||
c1994084 AW |
117 | /* |
118 | * Sanitize the service_lines in *fmt per the video std, and return 1 | |
119 | * if any service_line is left as valid after santization | |
120 | */ | |
302df970 AW |
121 | static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
122 | { | |
123 | int f, l; | |
124 | u16 set = 0; | |
125 | ||
126 | for (f = 0; f < 2; f++) { | |
127 | for (l = 0; l < 24; l++) { | |
128 | fmt->service_lines[f][l] = select_service_from_set(f, l, fmt->service_lines[f][l], is_pal); | |
129 | set |= fmt->service_lines[f][l]; | |
130 | } | |
131 | } | |
132 | return set != 0; | |
133 | } | |
1c1e45d1 | 134 | |
c1994084 | 135 | /* Compute the service_set from the assumed valid service_lines of *fmt */ |
aed6abd6 | 136 | u16 cx18_get_service_set(struct v4l2_sliced_vbi_format *fmt) |
1c1e45d1 HV |
137 | { |
138 | int f, l; | |
139 | u16 set = 0; | |
140 | ||
141 | for (f = 0; f < 2; f++) { | |
142 | for (l = 0; l < 24; l++) | |
143 | set |= fmt->service_lines[f][l]; | |
144 | } | |
145 | return set; | |
146 | } | |
147 | ||
3b6fe58f AW |
148 | static int cx18_g_fmt_vid_cap(struct file *file, void *fh, |
149 | struct v4l2_format *fmt) | |
150 | { | |
0b5f265a | 151 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 152 | struct cx18 *cx = id->cx; |
b7101de3 | 153 | struct cx18_stream *s = &cx->streams[id->type]; |
0b5a30e9 | 154 | struct v4l2_pix_format *pixfmt = &fmt->fmt.pix; |
1c1e45d1 | 155 | |
a75b9be1 HV |
156 | pixfmt->width = cx->cxhdl.width; |
157 | pixfmt->height = cx->cxhdl.height; | |
0b5a30e9 HV |
158 | pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M; |
159 | pixfmt->field = V4L2_FIELD_INTERLACED; | |
160 | pixfmt->priv = 0; | |
3b6fe58f | 161 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { |
b7101de3 | 162 | pixfmt->pixelformat = s->pixelformat; |
09fc9802 | 163 | pixfmt->sizeimage = s->vb_bytes_per_frame; |
0b5a30e9 | 164 | pixfmt->bytesperline = 720; |
3b6fe58f | 165 | } else { |
0b5a30e9 HV |
166 | pixfmt->pixelformat = V4L2_PIX_FMT_MPEG; |
167 | pixfmt->sizeimage = 128 * 1024; | |
168 | pixfmt->bytesperline = 0; | |
3b6fe58f AW |
169 | } |
170 | return 0; | |
171 | } | |
1c1e45d1 | 172 | |
3b6fe58f AW |
173 | static int cx18_g_fmt_vbi_cap(struct file *file, void *fh, |
174 | struct v4l2_format *fmt) | |
175 | { | |
0b5f265a | 176 | struct cx18 *cx = fh2id(fh)->cx; |
0b5a30e9 | 177 | struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi; |
1c1e45d1 | 178 | |
0b5a30e9 | 179 | vbifmt->sampling_rate = 27000000; |
c1994084 | 180 | vbifmt->offset = 248; /* FIXME - slightly wrong for both 50 & 60 Hz */ |
302df970 | 181 | vbifmt->samples_per_line = vbi_active_samples - 4; |
0b5a30e9 HV |
182 | vbifmt->sample_format = V4L2_PIX_FMT_GREY; |
183 | vbifmt->start[0] = cx->vbi.start[0]; | |
184 | vbifmt->start[1] = cx->vbi.start[1]; | |
185 | vbifmt->count[0] = vbifmt->count[1] = cx->vbi.count; | |
186 | vbifmt->flags = 0; | |
187 | vbifmt->reserved[0] = 0; | |
188 | vbifmt->reserved[1] = 0; | |
1c1e45d1 HV |
189 | return 0; |
190 | } | |
191 | ||
3b6fe58f AW |
192 | static int cx18_g_fmt_sliced_vbi_cap(struct file *file, void *fh, |
193 | struct v4l2_format *fmt) | |
1c1e45d1 | 194 | { |
0b5f265a | 195 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
196 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
197 | ||
c1994084 | 198 | /* sane, V4L2 spec compliant, defaults */ |
302df970 AW |
199 | vbifmt->reserved[0] = 0; |
200 | vbifmt->reserved[1] = 0; | |
201 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
202 | memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines)); | |
c1994084 AW |
203 | vbifmt->service_set = 0; |
204 | ||
205 | /* | |
206 | * Fetch the configured service_lines and total service_set from the | |
207 | * digitizer/slicer. Note, cx18_av_vbi() wipes the passed in | |
208 | * fmt->fmt.sliced under valid calling conditions | |
209 | */ | |
add632cd | 210 | if (v4l2_subdev_call(cx->sd_av, vbi, g_sliced_fmt, &fmt->fmt.sliced)) |
c1994084 | 211 | return -EINVAL; |
302df970 | 212 | |
302df970 AW |
213 | vbifmt->service_set = cx18_get_service_set(vbifmt); |
214 | return 0; | |
3b6fe58f | 215 | } |
1c1e45d1 | 216 | |
3b6fe58f AW |
217 | static int cx18_try_fmt_vid_cap(struct file *file, void *fh, |
218 | struct v4l2_format *fmt) | |
219 | { | |
0b5f265a | 220 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 221 | struct cx18 *cx = id->cx; |
3b6fe58f AW |
222 | int w = fmt->fmt.pix.width; |
223 | int h = fmt->fmt.pix.height; | |
a4a78718 | 224 | int min_h = 2; |
1c1e45d1 | 225 | |
3b6fe58f | 226 | w = min(w, 720); |
a4a78718 HV |
227 | w = max(w, 2); |
228 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { | |
229 | /* YUV height must be a multiple of 32 */ | |
230 | h &= ~0x1f; | |
231 | min_h = 32; | |
232 | } | |
3b6fe58f | 233 | h = min(h, cx->is_50hz ? 576 : 480); |
a4a78718 HV |
234 | h = max(h, min_h); |
235 | ||
3b6fe58f AW |
236 | fmt->fmt.pix.width = w; |
237 | fmt->fmt.pix.height = h; | |
238 | return 0; | |
239 | } | |
1c1e45d1 | 240 | |
3b6fe58f AW |
241 | static int cx18_try_fmt_vbi_cap(struct file *file, void *fh, |
242 | struct v4l2_format *fmt) | |
243 | { | |
3b6fe58f AW |
244 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
245 | } | |
246 | ||
247 | static int cx18_try_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
248 | struct v4l2_format *fmt) | |
249 | { | |
0b5f265a | 250 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
251 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
252 | ||
253 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
254 | vbifmt->reserved[0] = 0; | |
255 | vbifmt->reserved[1] = 0; | |
256 | ||
c1994084 | 257 | /* If given a service set, expand it validly & clear passed in set */ |
302df970 AW |
258 | if (vbifmt->service_set) |
259 | cx18_expand_service_set(vbifmt, cx->is_50hz); | |
c1994084 AW |
260 | /* Sanitize the service_lines, and compute the new set if any valid */ |
261 | if (check_service_set(vbifmt, cx->is_50hz)) | |
262 | vbifmt->service_set = cx18_get_service_set(vbifmt); | |
302df970 | 263 | return 0; |
3b6fe58f AW |
264 | } |
265 | ||
266 | static int cx18_s_fmt_vid_cap(struct file *file, void *fh, | |
267 | struct v4l2_format *fmt) | |
268 | { | |
0b5f265a | 269 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 270 | struct cx18 *cx = id->cx; |
9e36eabc | 271 | struct v4l2_mbus_framefmt mbus_fmt; |
b7101de3 | 272 | struct cx18_stream *s = &cx->streams[id->type]; |
3b6fe58f | 273 | int ret; |
effc3466 | 274 | int w, h; |
3b6fe58f | 275 | |
3b6fe58f AW |
276 | ret = cx18_try_fmt_vid_cap(file, fh, fmt); |
277 | if (ret) | |
278 | return ret; | |
effc3466 HV |
279 | w = fmt->fmt.pix.width; |
280 | h = fmt->fmt.pix.height; | |
1c1e45d1 | 281 | |
1bf5842f SF |
282 | if (cx->cxhdl.width == w && cx->cxhdl.height == h && |
283 | s->pixelformat == fmt->fmt.pix.pixelformat) | |
1c1e45d1 | 284 | return 0; |
3b6fe58f AW |
285 | |
286 | if (atomic_read(&cx->ana_capturing) > 0) | |
1c1e45d1 | 287 | return -EBUSY; |
3b6fe58f | 288 | |
1bf5842f | 289 | s->pixelformat = fmt->fmt.pix.pixelformat; |
09fc9802 SF |
290 | /* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2))) |
291 | UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */ | |
292 | if (s->pixelformat == V4L2_PIX_FMT_HM12) | |
293 | s->vb_bytes_per_frame = h * 720 * 3 / 2; | |
294 | else | |
295 | s->vb_bytes_per_frame = h * 720 * 2; | |
1bf5842f | 296 | |
a75b9be1 HV |
297 | mbus_fmt.width = cx->cxhdl.width = w; |
298 | mbus_fmt.height = cx->cxhdl.height = h; | |
9e36eabc HV |
299 | mbus_fmt.code = V4L2_MBUS_FMT_FIXED; |
300 | v4l2_subdev_call(cx->sd_av, video, s_mbus_fmt, &mbus_fmt); | |
3b6fe58f | 301 | return cx18_g_fmt_vid_cap(file, fh, fmt); |
1c1e45d1 HV |
302 | } |
303 | ||
3b6fe58f AW |
304 | static int cx18_s_fmt_vbi_cap(struct file *file, void *fh, |
305 | struct v4l2_format *fmt) | |
1c1e45d1 | 306 | { |
0b5f265a | 307 | struct cx18_open_id *id = fh2id(fh); |
1c1e45d1 | 308 | struct cx18 *cx = id->cx; |
3b6fe58f | 309 | int ret; |
1c1e45d1 | 310 | |
dcc0ef88 AW |
311 | /* |
312 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
313 | * if any analog capture is ongoing | |
314 | */ | |
315 | if (!cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
3b6fe58f | 316 | return -EBUSY; |
1c1e45d1 | 317 | |
c1994084 AW |
318 | /* |
319 | * Set the digitizer registers for raw active VBI. | |
25985edc | 320 | * Note cx18_av_vbi_wipes out a lot of the passed in fmt under valid |
c1994084 AW |
321 | * calling conditions |
322 | */ | |
add632cd | 323 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_raw_fmt, &fmt->fmt.vbi); |
c1994084 AW |
324 | if (ret) |
325 | return ret; | |
326 | ||
327 | /* Store our new v4l2 (non-)sliced VBI state */ | |
3b6fe58f | 328 | cx->vbi.sliced_in->service_set = 0; |
dd073434 | 329 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; |
c1994084 | 330 | |
3b6fe58f AW |
331 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
332 | } | |
333 | ||
334 | static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
335 | struct v4l2_format *fmt) | |
336 | { | |
0b5f265a | 337 | struct cx18_open_id *id = fh2id(fh); |
302df970 AW |
338 | struct cx18 *cx = id->cx; |
339 | int ret; | |
340 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; | |
341 | ||
c1994084 | 342 | cx18_try_fmt_sliced_vbi_cap(file, fh, fmt); |
302df970 | 343 | |
dcc0ef88 AW |
344 | /* |
345 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
346 | * if any analog capture is ongoing | |
347 | */ | |
348 | if (cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
302df970 | 349 | return -EBUSY; |
dcc0ef88 | 350 | |
c1994084 AW |
351 | /* |
352 | * Set the service_lines requested in the digitizer/slicer registers. | |
353 | * Note, cx18_av_vbi() wipes some "impossible" service lines in the | |
354 | * passed in fmt->fmt.sliced under valid calling conditions | |
355 | */ | |
add632cd | 356 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_sliced_fmt, &fmt->fmt.sliced); |
c1994084 AW |
357 | if (ret) |
358 | return ret; | |
359 | /* Store our current v4l2 sliced VBI settings */ | |
302df970 | 360 | cx->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; |
302df970 AW |
361 | memcpy(cx->vbi.sliced_in, vbifmt, sizeof(*cx->vbi.sliced_in)); |
362 | return 0; | |
3b6fe58f AW |
363 | } |
364 | ||
365 | static int cx18_g_chip_ident(struct file *file, void *fh, | |
aecde8b5 | 366 | struct v4l2_dbg_chip_ident *chip) |
3b6fe58f | 367 | { |
0b5f265a | 368 | struct cx18 *cx = fh2id(fh)->cx; |
ff2a2001 | 369 | int err = 0; |
3b6fe58f | 370 | |
3b6fe58f AW |
371 | chip->ident = V4L2_IDENT_NONE; |
372 | chip->revision = 0; | |
ff2a2001 AW |
373 | switch (chip->match.type) { |
374 | case V4L2_CHIP_MATCH_HOST: | |
375 | switch (chip->match.addr) { | |
376 | case 0: | |
377 | chip->ident = V4L2_IDENT_CX23418; | |
378 | chip->revision = cx18_read_reg(cx, 0xC72028); | |
379 | break; | |
380 | case 1: | |
381 | /* | |
382 | * The A/V decoder is always present, but in the rare | |
383 | * case that the card doesn't have analog, we don't | |
384 | * use it. We find it w/o using the cx->sd_av pointer | |
385 | */ | |
386 | cx18_call_hw(cx, CX18_HW_418_AV, | |
387 | core, g_chip_ident, chip); | |
388 | break; | |
389 | default: | |
390 | /* | |
391 | * Could return ident = V4L2_IDENT_UNKNOWN if we had | |
392 | * other host chips at higher addresses, but we don't | |
393 | */ | |
394 | err = -EINVAL; /* per V4L2 spec */ | |
395 | break; | |
396 | } | |
397 | break; | |
398 | case V4L2_CHIP_MATCH_I2C_DRIVER: | |
399 | /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */ | |
400 | cx18_call_all(cx, core, g_chip_ident, chip); | |
401 | break; | |
402 | case V4L2_CHIP_MATCH_I2C_ADDR: | |
403 | /* | |
404 | * We could return V4L2_IDENT_UNKNOWN, but we don't do the work | |
405 | * to look if a chip is at the address with no driver. That's a | |
406 | * dangerous thing to do with EEPROMs anyway. | |
407 | */ | |
408 | cx18_call_all(cx, core, g_chip_ident, chip); | |
409 | break; | |
410 | default: | |
411 | err = -EINVAL; | |
412 | break; | |
1c1e45d1 | 413 | } |
ff2a2001 | 414 | return err; |
3b6fe58f AW |
415 | } |
416 | ||
36ecd495 HV |
417 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
418 | static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg) | |
419 | { | |
aecde8b5 | 420 | struct v4l2_dbg_register *regs = arg; |
36ecd495 HV |
421 | |
422 | if (!capable(CAP_SYS_ADMIN)) | |
423 | return -EPERM; | |
424 | if (regs->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) | |
425 | return -EINVAL; | |
426 | ||
aecde8b5 | 427 | regs->size = 4; |
ff2a2001 | 428 | if (cmd == VIDIOC_DBG_S_REGISTER) |
b1526421 | 429 | cx18_write_enc(cx, regs->val, regs->reg); |
ff2a2001 AW |
430 | else |
431 | regs->val = cx18_read_enc(cx, regs->reg); | |
36ecd495 HV |
432 | return 0; |
433 | } | |
434 | ||
3b6fe58f | 435 | static int cx18_g_register(struct file *file, void *fh, |
aecde8b5 | 436 | struct v4l2_dbg_register *reg) |
3b6fe58f | 437 | { |
0b5f265a | 438 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 439 | |
aecde8b5 | 440 | if (v4l2_chip_match_host(®->match)) |
3b6fe58f | 441 | return cx18_cxc(cx, VIDIOC_DBG_G_REGISTER, reg); |
ff2a2001 AW |
442 | /* FIXME - errors shouldn't be ignored */ |
443 | cx18_call_all(cx, core, g_register, reg); | |
aecde8b5 | 444 | return 0; |
3b6fe58f AW |
445 | } |
446 | ||
447 | static int cx18_s_register(struct file *file, void *fh, | |
aecde8b5 | 448 | struct v4l2_dbg_register *reg) |
3b6fe58f | 449 | { |
0b5f265a | 450 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 451 | |
aecde8b5 | 452 | if (v4l2_chip_match_host(®->match)) |
3b6fe58f | 453 | return cx18_cxc(cx, VIDIOC_DBG_S_REGISTER, reg); |
ff2a2001 AW |
454 | /* FIXME - errors shouldn't be ignored */ |
455 | cx18_call_all(cx, core, s_register, reg); | |
aecde8b5 | 456 | return 0; |
3b6fe58f | 457 | } |
36ecd495 | 458 | #endif |
3b6fe58f | 459 | |
3b6fe58f AW |
460 | static int cx18_querycap(struct file *file, void *fh, |
461 | struct v4l2_capability *vcap) | |
462 | { | |
09fc9802 SF |
463 | struct cx18_open_id *id = fh2id(fh); |
464 | struct cx18 *cx = id->cx; | |
1c1e45d1 | 465 | |
3b6fe58f AW |
466 | strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver)); |
467 | strlcpy(vcap->card, cx->card_name, sizeof(vcap->card)); | |
3d05913d AW |
468 | snprintf(vcap->bus_info, sizeof(vcap->bus_info), |
469 | "PCI:%s", pci_name(cx->pci_dev)); | |
3b6fe58f | 470 | vcap->capabilities = cx->v4l2_cap; /* capabilities */ |
09fc9802 SF |
471 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) |
472 | vcap->capabilities |= V4L2_CAP_STREAMING; | |
3b6fe58f AW |
473 | return 0; |
474 | } | |
1c1e45d1 | 475 | |
3b6fe58f AW |
476 | static int cx18_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin) |
477 | { | |
0b5f265a | 478 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 479 | |
3b6fe58f AW |
480 | return cx18_get_audio_input(cx, vin->index, vin); |
481 | } | |
1c1e45d1 | 482 | |
3b6fe58f AW |
483 | static int cx18_g_audio(struct file *file, void *fh, struct v4l2_audio *vin) |
484 | { | |
0b5f265a | 485 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 486 | |
3b6fe58f AW |
487 | vin->index = cx->audio_input; |
488 | return cx18_get_audio_input(cx, vin->index, vin); | |
489 | } | |
1c1e45d1 | 490 | |
0e8025b9 | 491 | static int cx18_s_audio(struct file *file, void *fh, const struct v4l2_audio *vout) |
3b6fe58f | 492 | { |
0b5f265a | 493 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 494 | |
3b6fe58f AW |
495 | if (vout->index >= cx->nof_audio_inputs) |
496 | return -EINVAL; | |
497 | cx->audio_input = vout->index; | |
498 | cx18_audio_set_io(cx); | |
499 | return 0; | |
500 | } | |
1c1e45d1 | 501 | |
3b6fe58f AW |
502 | static int cx18_enum_input(struct file *file, void *fh, struct v4l2_input *vin) |
503 | { | |
0b5f265a | 504 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 505 | |
3b6fe58f AW |
506 | /* set it to defaults from our table */ |
507 | return cx18_get_input(cx, vin->index, vin); | |
508 | } | |
1c1e45d1 | 509 | |
3b6fe58f AW |
510 | static int cx18_cropcap(struct file *file, void *fh, |
511 | struct v4l2_cropcap *cropcap) | |
512 | { | |
0b5f265a | 513 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 514 | |
3b6fe58f AW |
515 | if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
516 | return -EINVAL; | |
517 | cropcap->bounds.top = cropcap->bounds.left = 0; | |
518 | cropcap->bounds.width = 720; | |
519 | cropcap->bounds.height = cx->is_50hz ? 576 : 480; | |
520 | cropcap->pixelaspect.numerator = cx->is_50hz ? 59 : 10; | |
521 | cropcap->pixelaspect.denominator = cx->is_50hz ? 54 : 11; | |
522 | cropcap->defrect = cropcap->bounds; | |
523 | return 0; | |
524 | } | |
1c1e45d1 | 525 | |
4f996594 | 526 | static int cx18_s_crop(struct file *file, void *fh, const struct v4l2_crop *crop) |
3b6fe58f | 527 | { |
0b5f265a | 528 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 529 | struct cx18 *cx = id->cx; |
1c1e45d1 | 530 | |
3b6fe58f AW |
531 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
532 | return -EINVAL; | |
fa3e7036 AW |
533 | CX18_DEBUG_WARN("VIDIOC_S_CROP not implemented\n"); |
534 | return -EINVAL; | |
3b6fe58f | 535 | } |
1c1e45d1 | 536 | |
3b6fe58f AW |
537 | static int cx18_g_crop(struct file *file, void *fh, struct v4l2_crop *crop) |
538 | { | |
0b5f265a | 539 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 540 | |
3b6fe58f AW |
541 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
542 | return -EINVAL; | |
fa3e7036 AW |
543 | CX18_DEBUG_WARN("VIDIOC_G_CROP not implemented\n"); |
544 | return -EINVAL; | |
3b6fe58f AW |
545 | } |
546 | ||
547 | static int cx18_enum_fmt_vid_cap(struct file *file, void *fh, | |
548 | struct v4l2_fmtdesc *fmt) | |
549 | { | |
1bf5842f SF |
550 | static const struct v4l2_fmtdesc formats[] = { |
551 | { 0, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
552 | "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 } | |
553 | }, | |
554 | { 1, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FMT_FLAG_COMPRESSED, | |
555 | "MPEG", V4L2_PIX_FMT_MPEG, { 0, 0, 0, 0 } | |
556 | }, | |
557 | { 2, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
558 | "UYVY 4:2:2", V4L2_PIX_FMT_UYVY, { 0, 0, 0, 0 } | |
559 | }, | |
560 | }; | |
561 | ||
b7101de3 | 562 | if (fmt->index > ARRAY_SIZE(formats) - 1) |
3b6fe58f AW |
563 | return -EINVAL; |
564 | *fmt = formats[fmt->index]; | |
565 | return 0; | |
566 | } | |
567 | ||
568 | static int cx18_g_input(struct file *file, void *fh, unsigned int *i) | |
569 | { | |
0b5f265a | 570 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 571 | |
3b6fe58f AW |
572 | *i = cx->active_input; |
573 | return 0; | |
574 | } | |
575 | ||
576 | int cx18_s_input(struct file *file, void *fh, unsigned int inp) | |
577 | { | |
0b5f265a | 578 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 579 | struct cx18 *cx = id->cx; |
3b6fe58f | 580 | |
de81c3c3 | 581 | if (inp >= cx->nof_inputs) |
3b6fe58f AW |
582 | return -EINVAL; |
583 | ||
584 | if (inp == cx->active_input) { | |
585 | CX18_DEBUG_INFO("Input unchanged\n"); | |
1c1e45d1 HV |
586 | return 0; |
587 | } | |
588 | ||
3b6fe58f AW |
589 | CX18_DEBUG_INFO("Changing input from %d to %d\n", |
590 | cx->active_input, inp); | |
1c1e45d1 | 591 | |
3b6fe58f AW |
592 | cx->active_input = inp; |
593 | /* Set the audio input to whatever is appropriate for the input type. */ | |
594 | cx->audio_input = cx->card->video_inputs[inp].audio_index; | |
1c1e45d1 | 595 | |
3b6fe58f AW |
596 | /* prevent others from messing with the streams until |
597 | we're finished changing inputs. */ | |
598 | cx18_mute(cx); | |
599 | cx18_video_set_io(cx); | |
600 | cx18_audio_set_io(cx); | |
601 | cx18_unmute(cx); | |
602 | return 0; | |
603 | } | |
1c1e45d1 | 604 | |
3b6fe58f AW |
605 | static int cx18_g_frequency(struct file *file, void *fh, |
606 | struct v4l2_frequency *vf) | |
607 | { | |
0b5f265a | 608 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 609 | |
3b6fe58f AW |
610 | if (vf->tuner != 0) |
611 | return -EINVAL; | |
1c1e45d1 | 612 | |
ff2a2001 | 613 | cx18_call_all(cx, tuner, g_frequency, vf); |
3b6fe58f AW |
614 | return 0; |
615 | } | |
1c1e45d1 | 616 | |
3b6fe58f AW |
617 | int cx18_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) |
618 | { | |
0b5f265a | 619 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 620 | struct cx18 *cx = id->cx; |
1c1e45d1 | 621 | |
3b6fe58f AW |
622 | if (vf->tuner != 0) |
623 | return -EINVAL; | |
1c1e45d1 | 624 | |
3b6fe58f AW |
625 | cx18_mute(cx); |
626 | CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency); | |
ff2a2001 | 627 | cx18_call_all(cx, tuner, s_frequency, vf); |
3b6fe58f AW |
628 | cx18_unmute(cx); |
629 | return 0; | |
630 | } | |
1c1e45d1 | 631 | |
3b6fe58f AW |
632 | static int cx18_g_std(struct file *file, void *fh, v4l2_std_id *std) |
633 | { | |
0b5f265a | 634 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 635 | |
3b6fe58f AW |
636 | *std = cx->std; |
637 | return 0; | |
638 | } | |
1c1e45d1 | 639 | |
3b6fe58f AW |
640 | int cx18_s_std(struct file *file, void *fh, v4l2_std_id *std) |
641 | { | |
0b5f265a | 642 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 643 | struct cx18 *cx = id->cx; |
1c1e45d1 | 644 | |
3b6fe58f AW |
645 | if ((*std & V4L2_STD_ALL) == 0) |
646 | return -EINVAL; | |
1c1e45d1 | 647 | |
3b6fe58f AW |
648 | if (*std == cx->std) |
649 | return 0; | |
650 | ||
651 | if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) || | |
652 | atomic_read(&cx->ana_capturing) > 0) { | |
653 | /* Switching standard would turn off the radio or mess | |
654 | with already running streams, prevent that by | |
655 | returning EBUSY. */ | |
656 | return -EBUSY; | |
1c1e45d1 HV |
657 | } |
658 | ||
3b6fe58f AW |
659 | cx->std = *std; |
660 | cx->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0; | |
a75b9be1 HV |
661 | cx->is_50hz = !cx->is_60hz; |
662 | cx2341x_handler_set_50hz(&cx->cxhdl, cx->is_50hz); | |
663 | cx->cxhdl.width = 720; | |
664 | cx->cxhdl.height = cx->is_50hz ? 576 : 480; | |
3b6fe58f AW |
665 | cx->vbi.count = cx->is_50hz ? 18 : 12; |
666 | cx->vbi.start[0] = cx->is_50hz ? 6 : 10; | |
667 | cx->vbi.start[1] = cx->is_50hz ? 318 : 273; | |
3b6fe58f AW |
668 | CX18_DEBUG_INFO("Switching standard to %llx.\n", |
669 | (unsigned long long) cx->std); | |
670 | ||
671 | /* Tuner */ | |
f41737ec | 672 | cx18_call_all(cx, core, s_std, cx->std); |
3b6fe58f AW |
673 | return 0; |
674 | } | |
1c1e45d1 | 675 | |
3b6fe58f AW |
676 | static int cx18_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) |
677 | { | |
0b5f265a | 678 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 679 | struct cx18 *cx = id->cx; |
3b6fe58f | 680 | |
3b6fe58f AW |
681 | if (vt->index != 0) |
682 | return -EINVAL; | |
683 | ||
ff2a2001 | 684 | cx18_call_all(cx, tuner, s_tuner, vt); |
3b6fe58f AW |
685 | return 0; |
686 | } | |
687 | ||
688 | static int cx18_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) | |
689 | { | |
0b5f265a | 690 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 691 | |
3b6fe58f AW |
692 | if (vt->index != 0) |
693 | return -EINVAL; | |
694 | ||
ff2a2001 | 695 | cx18_call_all(cx, tuner, g_tuner, vt); |
3b6fe58f | 696 | |
d118e294 | 697 | if (vt->type == V4L2_TUNER_RADIO) |
3b6fe58f | 698 | strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name)); |
d118e294 | 699 | else |
3b6fe58f | 700 | strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name)); |
3b6fe58f AW |
701 | return 0; |
702 | } | |
703 | ||
704 | static int cx18_g_sliced_vbi_cap(struct file *file, void *fh, | |
705 | struct v4l2_sliced_vbi_cap *cap) | |
706 | { | |
0b5f265a | 707 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
708 | int set = cx->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525; |
709 | int f, l; | |
710 | ||
c1994084 AW |
711 | if (cap->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) |
712 | return -EINVAL; | |
713 | ||
714 | cap->service_set = 0; | |
715 | for (f = 0; f < 2; f++) { | |
716 | for (l = 0; l < 24; l++) { | |
717 | if (valid_service_line(f, l, cx->is_50hz)) { | |
718 | /* | |
719 | * We can find all v4l2 supported vbi services | |
720 | * for the standard, on a valid line for the std | |
721 | */ | |
722 | cap->service_lines[f][l] = set; | |
723 | cap->service_set |= set; | |
724 | } else | |
725 | cap->service_lines[f][l] = 0; | |
302df970 | 726 | } |
302df970 | 727 | } |
c1994084 AW |
728 | for (f = 0; f < 3; f++) |
729 | cap->reserved[f] = 0; | |
730 | return 0; | |
3b6fe58f | 731 | } |
1c1e45d1 | 732 | |
82acdc84 AW |
733 | static int _cx18_process_idx_data(struct cx18_buffer *buf, |
734 | struct v4l2_enc_idx *idx) | |
735 | { | |
736 | int consumed, remaining; | |
737 | struct v4l2_enc_idx_entry *e_idx; | |
738 | struct cx18_enc_idx_entry *e_buf; | |
739 | ||
740 | /* Frame type lookup: 1=I, 2=P, 4=B */ | |
741 | const int mapping[8] = { | |
742 | -1, V4L2_ENC_IDX_FRAME_I, V4L2_ENC_IDX_FRAME_P, | |
743 | -1, V4L2_ENC_IDX_FRAME_B, -1, -1, -1 | |
744 | }; | |
745 | ||
746 | /* | |
747 | * Assumption here is that a buf holds an integral number of | |
748 | * struct cx18_enc_idx_entry objects and is properly aligned. | |
749 | * This is enforced by the module options on IDX buffer sizes. | |
750 | */ | |
751 | remaining = buf->bytesused - buf->readpos; | |
752 | consumed = 0; | |
753 | e_idx = &idx->entry[idx->entries]; | |
754 | e_buf = (struct cx18_enc_idx_entry *) &buf->buf[buf->readpos]; | |
755 | ||
756 | while (remaining >= sizeof(struct cx18_enc_idx_entry) && | |
757 | idx->entries < V4L2_ENC_IDX_ENTRIES) { | |
758 | ||
759 | e_idx->offset = (((u64) le32_to_cpu(e_buf->offset_high)) << 32) | |
760 | | le32_to_cpu(e_buf->offset_low); | |
761 | ||
762 | e_idx->pts = (((u64) (le32_to_cpu(e_buf->pts_high) & 1)) << 32) | |
763 | | le32_to_cpu(e_buf->pts_low); | |
764 | ||
765 | e_idx->length = le32_to_cpu(e_buf->length); | |
766 | ||
767 | e_idx->flags = mapping[le32_to_cpu(e_buf->flags) & 0x7]; | |
768 | ||
769 | e_idx->reserved[0] = 0; | |
770 | e_idx->reserved[1] = 0; | |
771 | ||
772 | idx->entries++; | |
773 | e_idx = &idx->entry[idx->entries]; | |
774 | e_buf++; | |
775 | ||
776 | remaining -= sizeof(struct cx18_enc_idx_entry); | |
777 | consumed += sizeof(struct cx18_enc_idx_entry); | |
778 | } | |
779 | ||
780 | /* Swallow any partial entries at the end, if there are any */ | |
781 | if (remaining > 0 && remaining < sizeof(struct cx18_enc_idx_entry)) | |
782 | consumed += remaining; | |
783 | ||
784 | buf->readpos += consumed; | |
785 | return consumed; | |
786 | } | |
787 | ||
788 | static int cx18_process_idx_data(struct cx18_stream *s, struct cx18_mdl *mdl, | |
789 | struct v4l2_enc_idx *idx) | |
790 | { | |
791 | if (s->type != CX18_ENC_STREAM_TYPE_IDX) | |
792 | return -EINVAL; | |
793 | ||
794 | if (mdl->curr_buf == NULL) | |
795 | mdl->curr_buf = list_first_entry(&mdl->buf_list, | |
796 | struct cx18_buffer, list); | |
797 | ||
798 | if (list_entry_is_past_end(mdl->curr_buf, &mdl->buf_list, list)) { | |
799 | /* | |
800 | * For some reason we've exhausted the buffers, but the MDL | |
801 | * object still said some data was unread. | |
802 | * Fix that and bail out. | |
803 | */ | |
804 | mdl->readpos = mdl->bytesused; | |
805 | return 0; | |
806 | } | |
807 | ||
808 | list_for_each_entry_from(mdl->curr_buf, &mdl->buf_list, list) { | |
809 | ||
810 | /* Skip any empty buffers in the MDL */ | |
811 | if (mdl->curr_buf->readpos >= mdl->curr_buf->bytesused) | |
812 | continue; | |
813 | ||
814 | mdl->readpos += _cx18_process_idx_data(mdl->curr_buf, idx); | |
815 | ||
816 | /* exit when MDL drained or request satisfied */ | |
817 | if (idx->entries >= V4L2_ENC_IDX_ENTRIES || | |
818 | mdl->curr_buf->readpos < mdl->curr_buf->bytesused || | |
819 | mdl->readpos >= mdl->bytesused) | |
820 | break; | |
821 | } | |
822 | return 0; | |
823 | } | |
824 | ||
3b6fe58f AW |
825 | static int cx18_g_enc_index(struct file *file, void *fh, |
826 | struct v4l2_enc_idx *idx) | |
827 | { | |
0b5f265a | 828 | struct cx18 *cx = fh2id(fh)->cx; |
82acdc84 AW |
829 | struct cx18_stream *s = &cx->streams[CX18_ENC_STREAM_TYPE_IDX]; |
830 | s32 tmp; | |
831 | struct cx18_mdl *mdl; | |
832 | ||
833 | if (!cx18_stream_enabled(s)) /* Module options inhibited IDX stream */ | |
834 | return -EINVAL; | |
835 | ||
836 | /* Compute the best case number of entries we can buffer */ | |
837 | tmp = s->buffers - | |
838 | s->bufs_per_mdl * CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN; | |
839 | if (tmp <= 0) | |
840 | tmp = 1; | |
841 | tmp = tmp * s->buf_size / sizeof(struct cx18_enc_idx_entry); | |
842 | ||
843 | /* Fill out the header of the return structure */ | |
844 | idx->entries = 0; | |
845 | idx->entries_cap = tmp; | |
846 | memset(idx->reserved, 0, sizeof(idx->reserved)); | |
847 | ||
848 | /* Pull IDX MDLs and buffers from q_full and populate the entries */ | |
849 | do { | |
850 | mdl = cx18_dequeue(s, &s->q_full); | |
851 | if (mdl == NULL) /* No more IDX data right now */ | |
852 | break; | |
853 | ||
854 | /* Extract the Index entry data from the MDL and buffers */ | |
855 | cx18_process_idx_data(s, mdl, idx); | |
856 | if (mdl->readpos < mdl->bytesused) { | |
857 | /* We finished with data remaining, push the MDL back */ | |
858 | cx18_push(s, mdl, &s->q_full); | |
859 | break; | |
860 | } | |
861 | ||
862 | /* We drained this MDL, schedule it to go to the firmware */ | |
863 | cx18_enqueue(s, mdl, &s->q_free); | |
864 | ||
865 | } while (idx->entries < V4L2_ENC_IDX_ENTRIES); | |
866 | ||
867 | /* Tell the work handler to send free IDX MDLs to the firmware */ | |
868 | cx18_stream_load_fw_queue(s); | |
869 | return 0; | |
3b6fe58f | 870 | } |
1c1e45d1 | 871 | |
b7101de3 ST |
872 | static struct videobuf_queue *cx18_vb_queue(struct cx18_open_id *id) |
873 | { | |
874 | struct videobuf_queue *q = NULL; | |
1bf5842f SF |
875 | struct cx18 *cx = id->cx; |
876 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 877 | |
1bf5842f | 878 | switch (s->vb_type) { |
b7101de3 | 879 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
1bf5842f | 880 | q = &s->vbuf_q; |
b7101de3 ST |
881 | break; |
882 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
883 | break; | |
884 | default: | |
885 | break; | |
886 | } | |
887 | return q; | |
888 | } | |
889 | ||
890 | static int cx18_streamon(struct file *file, void *priv, | |
891 | enum v4l2_buf_type type) | |
892 | { | |
893 | struct cx18_open_id *id = file->private_data; | |
894 | struct cx18 *cx = id->cx; | |
895 | struct cx18_stream *s = &cx->streams[id->type]; | |
896 | ||
897 | /* Start the hardware only if we're the video device */ | |
1bf5842f SF |
898 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
899 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
900 | return -EINVAL; |
901 | ||
902 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
903 | return -EINVAL; | |
904 | ||
905 | /* Establish a buffer timeout */ | |
1bf5842f | 906 | mod_timer(&s->vb_timeout, msecs_to_jiffies(2000) + jiffies); |
b7101de3 ST |
907 | |
908 | return videobuf_streamon(cx18_vb_queue(id)); | |
909 | } | |
910 | ||
911 | static int cx18_streamoff(struct file *file, void *priv, | |
912 | enum v4l2_buf_type type) | |
913 | { | |
914 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
915 | struct cx18 *cx = id->cx; |
916 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 ST |
917 | |
918 | /* Start the hardware only if we're the video device */ | |
1bf5842f SF |
919 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
920 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
921 | return -EINVAL; |
922 | ||
923 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
924 | return -EINVAL; | |
925 | ||
926 | return videobuf_streamoff(cx18_vb_queue(id)); | |
927 | } | |
928 | ||
929 | static int cx18_reqbufs(struct file *file, void *priv, | |
930 | struct v4l2_requestbuffers *rb) | |
931 | { | |
932 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
933 | struct cx18 *cx = id->cx; |
934 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 935 | |
1bf5842f SF |
936 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
937 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
938 | return -EINVAL; |
939 | ||
940 | return videobuf_reqbufs(cx18_vb_queue(id), rb); | |
941 | } | |
942 | ||
943 | static int cx18_querybuf(struct file *file, void *priv, | |
944 | struct v4l2_buffer *b) | |
945 | { | |
946 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
947 | struct cx18 *cx = id->cx; |
948 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 949 | |
1bf5842f SF |
950 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
951 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
952 | return -EINVAL; |
953 | ||
954 | return videobuf_querybuf(cx18_vb_queue(id), b); | |
955 | } | |
956 | ||
957 | static int cx18_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
958 | { | |
959 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
960 | struct cx18 *cx = id->cx; |
961 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 962 | |
1bf5842f SF |
963 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
964 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
965 | return -EINVAL; |
966 | ||
967 | return videobuf_qbuf(cx18_vb_queue(id), b); | |
968 | } | |
969 | ||
970 | static int cx18_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
971 | { | |
972 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
973 | struct cx18 *cx = id->cx; |
974 | struct cx18_stream *s = &cx->streams[id->type]; | |
975 | ||
976 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
977 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
978 | return -EINVAL; |
979 | ||
980 | return videobuf_dqbuf(cx18_vb_queue(id), b, file->f_flags & O_NONBLOCK); | |
981 | } | |
982 | ||
3b6fe58f AW |
983 | static int cx18_encoder_cmd(struct file *file, void *fh, |
984 | struct v4l2_encoder_cmd *enc) | |
985 | { | |
0b5f265a | 986 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 987 | struct cx18 *cx = id->cx; |
d3c5e707 | 988 | u32 h; |
1c1e45d1 | 989 | |
3b6fe58f AW |
990 | switch (enc->cmd) { |
991 | case V4L2_ENC_CMD_START: | |
992 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
993 | enc->flags = 0; | |
994 | return cx18_start_capture(id); | |
995 | ||
996 | case V4L2_ENC_CMD_STOP: | |
997 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
998 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
999 | cx18_stop_capture(id, | |
1000 | enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END); | |
1c1e45d1 | 1001 | break; |
1c1e45d1 | 1002 | |
3b6fe58f AW |
1003 | case V4L2_ENC_CMD_PAUSE: |
1004 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
1005 | enc->flags = 0; | |
1006 | if (!atomic_read(&cx->ana_capturing)) | |
1007 | return -EPERM; | |
1008 | if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
1c1e45d1 | 1009 | return 0; |
d3c5e707 AW |
1010 | h = cx18_find_handle(cx); |
1011 | if (h == CX18_INVALID_TASK_HANDLE) { | |
1012 | CX18_ERR("Can't find valid task handle for " | |
1013 | "V4L2_ENC_CMD_PAUSE\n"); | |
1014 | return -EBADFD; | |
1015 | } | |
3b6fe58f | 1016 | cx18_mute(cx); |
d3c5e707 | 1017 | cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h); |
3b6fe58f AW |
1018 | break; |
1019 | ||
1020 | case V4L2_ENC_CMD_RESUME: | |
1021 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
1022 | enc->flags = 0; | |
1023 | if (!atomic_read(&cx->ana_capturing)) | |
1024 | return -EPERM; | |
1025 | if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
1026 | return 0; | |
d3c5e707 AW |
1027 | h = cx18_find_handle(cx); |
1028 | if (h == CX18_INVALID_TASK_HANDLE) { | |
1029 | CX18_ERR("Can't find valid task handle for " | |
1030 | "V4L2_ENC_CMD_RESUME\n"); | |
1031 | return -EBADFD; | |
1032 | } | |
1033 | cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h); | |
3b6fe58f AW |
1034 | cx18_unmute(cx); |
1035 | break; | |
1036 | ||
1037 | default: | |
1038 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); | |
1c1e45d1 HV |
1039 | return -EINVAL; |
1040 | } | |
3b6fe58f AW |
1041 | return 0; |
1042 | } | |
1c1e45d1 | 1043 | |
3b6fe58f AW |
1044 | static int cx18_try_encoder_cmd(struct file *file, void *fh, |
1045 | struct v4l2_encoder_cmd *enc) | |
1046 | { | |
0b5f265a | 1047 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 1048 | |
3b6fe58f AW |
1049 | switch (enc->cmd) { |
1050 | case V4L2_ENC_CMD_START: | |
1051 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
1052 | enc->flags = 0; | |
1c1e45d1 | 1053 | break; |
1c1e45d1 | 1054 | |
3b6fe58f AW |
1055 | case V4L2_ENC_CMD_STOP: |
1056 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
1057 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
1058 | break; | |
1c1e45d1 | 1059 | |
3b6fe58f AW |
1060 | case V4L2_ENC_CMD_PAUSE: |
1061 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
1062 | enc->flags = 0; | |
1063 | break; | |
1c1e45d1 | 1064 | |
3b6fe58f AW |
1065 | case V4L2_ENC_CMD_RESUME: |
1066 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
1067 | enc->flags = 0; | |
1c1e45d1 | 1068 | break; |
1c1e45d1 HV |
1069 | |
1070 | default: | |
3b6fe58f | 1071 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); |
1c1e45d1 HV |
1072 | return -EINVAL; |
1073 | } | |
1074 | return 0; | |
1075 | } | |
1076 | ||
3b6fe58f | 1077 | static int cx18_log_status(struct file *file, void *fh) |
1c1e45d1 | 1078 | { |
0b5f265a | 1079 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f AW |
1080 | struct v4l2_input vidin; |
1081 | struct v4l2_audio audin; | |
1082 | int i; | |
1c1e45d1 | 1083 | |
e0f28b6a | 1084 | CX18_INFO("Version: %s Card: %s\n", CX18_VERSION, cx->card_name); |
3b6fe58f AW |
1085 | if (cx->hw_flags & CX18_HW_TVEEPROM) { |
1086 | struct tveeprom tv; | |
1087 | ||
1088 | cx18_read_eeprom(cx, &tv); | |
1089 | } | |
ff2a2001 | 1090 | cx18_call_all(cx, core, log_status); |
3b6fe58f AW |
1091 | cx18_get_input(cx, cx->active_input, &vidin); |
1092 | cx18_get_audio_input(cx, cx->audio_input, &audin); | |
1093 | CX18_INFO("Video Input: %s\n", vidin.name); | |
1094 | CX18_INFO("Audio Input: %s\n", audin.name); | |
8abdd00d | 1095 | mutex_lock(&cx->gpio_lock); |
3d66c405 HV |
1096 | CX18_INFO("GPIO: direction 0x%08x, value 0x%08x\n", |
1097 | cx->gpio_dir, cx->gpio_val); | |
8abdd00d | 1098 | mutex_unlock(&cx->gpio_lock); |
3b6fe58f AW |
1099 | CX18_INFO("Tuner: %s\n", |
1100 | test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV"); | |
a75b9be1 | 1101 | v4l2_ctrl_handler_log_status(&cx->cxhdl.hdl, cx->v4l2_dev.name); |
3b6fe58f AW |
1102 | CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags); |
1103 | for (i = 0; i < CX18_MAX_STREAMS; i++) { | |
1104 | struct cx18_stream *s = &cx->streams[i]; | |
1105 | ||
3d05913d | 1106 | if (s->video_dev == NULL || s->buffers == 0) |
3b6fe58f AW |
1107 | continue; |
1108 | CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", | |
1109 | s->name, s->s_flags, | |
52fcb3ec AW |
1110 | atomic_read(&s->q_full.depth) * s->bufs_per_mdl * 100 |
1111 | / s->buffers, | |
3b6fe58f AW |
1112 | (s->buffers * s->buf_size) / 1024, s->buffers); |
1113 | } | |
1114 | CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n", | |
1115 | (long long)cx->mpg_data_received, | |
1116 | (long long)cx->vbi_data_inserted); | |
3b6fe58f AW |
1117 | return 0; |
1118 | } | |
1119 | ||
99cd47bc HV |
1120 | static long cx18_default(struct file *file, void *fh, bool valid_prio, |
1121 | int cmd, void *arg) | |
3b6fe58f | 1122 | { |
0b5f265a | 1123 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 HV |
1124 | |
1125 | switch (cmd) { | |
02fa272f AW |
1126 | case VIDIOC_INT_RESET: { |
1127 | u32 val = *(u32 *)arg; | |
1128 | ||
1129 | if ((val == 0) || (val & 0x01)) | |
eefe1010 AW |
1130 | cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL, core, reset, |
1131 | (u32) CX18_GPIO_RESET_Z8F0811); | |
02fa272f AW |
1132 | break; |
1133 | } | |
1134 | ||
3b6fe58f | 1135 | default: |
d1c754a9 | 1136 | return -ENOTTY; |
1c1e45d1 HV |
1137 | } |
1138 | return 0; | |
1139 | } | |
1140 | ||
a399810c HV |
1141 | static const struct v4l2_ioctl_ops cx18_ioctl_ops = { |
1142 | .vidioc_querycap = cx18_querycap, | |
a399810c HV |
1143 | .vidioc_s_audio = cx18_s_audio, |
1144 | .vidioc_g_audio = cx18_g_audio, | |
1145 | .vidioc_enumaudio = cx18_enumaudio, | |
1146 | .vidioc_enum_input = cx18_enum_input, | |
1147 | .vidioc_cropcap = cx18_cropcap, | |
1148 | .vidioc_s_crop = cx18_s_crop, | |
1149 | .vidioc_g_crop = cx18_g_crop, | |
1150 | .vidioc_g_input = cx18_g_input, | |
1151 | .vidioc_s_input = cx18_s_input, | |
1152 | .vidioc_g_frequency = cx18_g_frequency, | |
1153 | .vidioc_s_frequency = cx18_s_frequency, | |
1154 | .vidioc_s_tuner = cx18_s_tuner, | |
1155 | .vidioc_g_tuner = cx18_g_tuner, | |
1156 | .vidioc_g_enc_index = cx18_g_enc_index, | |
1157 | .vidioc_g_std = cx18_g_std, | |
1158 | .vidioc_s_std = cx18_s_std, | |
1159 | .vidioc_log_status = cx18_log_status, | |
1160 | .vidioc_enum_fmt_vid_cap = cx18_enum_fmt_vid_cap, | |
1161 | .vidioc_encoder_cmd = cx18_encoder_cmd, | |
1162 | .vidioc_try_encoder_cmd = cx18_try_encoder_cmd, | |
1163 | .vidioc_g_fmt_vid_cap = cx18_g_fmt_vid_cap, | |
1164 | .vidioc_g_fmt_vbi_cap = cx18_g_fmt_vbi_cap, | |
1165 | .vidioc_g_fmt_sliced_vbi_cap = cx18_g_fmt_sliced_vbi_cap, | |
1166 | .vidioc_s_fmt_vid_cap = cx18_s_fmt_vid_cap, | |
1167 | .vidioc_s_fmt_vbi_cap = cx18_s_fmt_vbi_cap, | |
1168 | .vidioc_s_fmt_sliced_vbi_cap = cx18_s_fmt_sliced_vbi_cap, | |
1169 | .vidioc_try_fmt_vid_cap = cx18_try_fmt_vid_cap, | |
1170 | .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap, | |
1171 | .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap, | |
1172 | .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap, | |
1173 | .vidioc_g_chip_ident = cx18_g_chip_ident, | |
36ecd495 | 1174 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
a399810c HV |
1175 | .vidioc_g_register = cx18_g_register, |
1176 | .vidioc_s_register = cx18_s_register, | |
36ecd495 | 1177 | #endif |
a399810c | 1178 | .vidioc_default = cx18_default, |
b7101de3 ST |
1179 | .vidioc_streamon = cx18_streamon, |
1180 | .vidioc_streamoff = cx18_streamoff, | |
1181 | .vidioc_reqbufs = cx18_reqbufs, | |
1182 | .vidioc_querybuf = cx18_querybuf, | |
1183 | .vidioc_qbuf = cx18_qbuf, | |
1184 | .vidioc_dqbuf = cx18_dqbuf, | |
a399810c HV |
1185 | }; |
1186 | ||
1187 | void cx18_set_funcs(struct video_device *vdev) | |
1188 | { | |
1189 | vdev->ioctl_ops = &cx18_ioctl_ops; | |
3b6fe58f | 1190 | } |