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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; |
1bf5842f SF |
163 | /* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2))) |
164 | UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */ | |
165 | if (s->pixelformat == V4L2_PIX_FMT_HM12) | |
166 | pixfmt->sizeimage = pixfmt->height * 720 * 3 / 2; | |
167 | else | |
168 | pixfmt->sizeimage = pixfmt->height * 720 * 2; | |
0b5a30e9 | 169 | pixfmt->bytesperline = 720; |
3b6fe58f | 170 | } else { |
0b5a30e9 HV |
171 | pixfmt->pixelformat = V4L2_PIX_FMT_MPEG; |
172 | pixfmt->sizeimage = 128 * 1024; | |
173 | pixfmt->bytesperline = 0; | |
3b6fe58f AW |
174 | } |
175 | return 0; | |
176 | } | |
1c1e45d1 | 177 | |
3b6fe58f AW |
178 | static int cx18_g_fmt_vbi_cap(struct file *file, void *fh, |
179 | struct v4l2_format *fmt) | |
180 | { | |
0b5f265a | 181 | struct cx18 *cx = fh2id(fh)->cx; |
0b5a30e9 | 182 | struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi; |
1c1e45d1 | 183 | |
0b5a30e9 | 184 | vbifmt->sampling_rate = 27000000; |
c1994084 | 185 | vbifmt->offset = 248; /* FIXME - slightly wrong for both 50 & 60 Hz */ |
302df970 | 186 | vbifmt->samples_per_line = vbi_active_samples - 4; |
0b5a30e9 HV |
187 | vbifmt->sample_format = V4L2_PIX_FMT_GREY; |
188 | vbifmt->start[0] = cx->vbi.start[0]; | |
189 | vbifmt->start[1] = cx->vbi.start[1]; | |
190 | vbifmt->count[0] = vbifmt->count[1] = cx->vbi.count; | |
191 | vbifmt->flags = 0; | |
192 | vbifmt->reserved[0] = 0; | |
193 | vbifmt->reserved[1] = 0; | |
1c1e45d1 HV |
194 | return 0; |
195 | } | |
196 | ||
3b6fe58f AW |
197 | static int cx18_g_fmt_sliced_vbi_cap(struct file *file, void *fh, |
198 | struct v4l2_format *fmt) | |
1c1e45d1 | 199 | { |
0b5f265a | 200 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
201 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
202 | ||
c1994084 | 203 | /* sane, V4L2 spec compliant, defaults */ |
302df970 AW |
204 | vbifmt->reserved[0] = 0; |
205 | vbifmt->reserved[1] = 0; | |
206 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
207 | memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines)); | |
c1994084 AW |
208 | vbifmt->service_set = 0; |
209 | ||
210 | /* | |
211 | * Fetch the configured service_lines and total service_set from the | |
212 | * digitizer/slicer. Note, cx18_av_vbi() wipes the passed in | |
213 | * fmt->fmt.sliced under valid calling conditions | |
214 | */ | |
add632cd | 215 | if (v4l2_subdev_call(cx->sd_av, vbi, g_sliced_fmt, &fmt->fmt.sliced)) |
c1994084 | 216 | return -EINVAL; |
302df970 | 217 | |
c1994084 AW |
218 | /* Ensure V4L2 spec compliant output */ |
219 | vbifmt->reserved[0] = 0; | |
220 | vbifmt->reserved[1] = 0; | |
221 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
302df970 AW |
222 | vbifmt->service_set = cx18_get_service_set(vbifmt); |
223 | return 0; | |
3b6fe58f | 224 | } |
1c1e45d1 | 225 | |
3b6fe58f AW |
226 | static int cx18_try_fmt_vid_cap(struct file *file, void *fh, |
227 | struct v4l2_format *fmt) | |
228 | { | |
0b5f265a | 229 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 230 | struct cx18 *cx = id->cx; |
3b6fe58f AW |
231 | int w = fmt->fmt.pix.width; |
232 | int h = fmt->fmt.pix.height; | |
a4a78718 | 233 | int min_h = 2; |
1c1e45d1 | 234 | |
3b6fe58f | 235 | w = min(w, 720); |
a4a78718 HV |
236 | w = max(w, 2); |
237 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { | |
238 | /* YUV height must be a multiple of 32 */ | |
239 | h &= ~0x1f; | |
240 | min_h = 32; | |
241 | } | |
3b6fe58f | 242 | h = min(h, cx->is_50hz ? 576 : 480); |
a4a78718 HV |
243 | h = max(h, min_h); |
244 | ||
3b6fe58f AW |
245 | fmt->fmt.pix.width = w; |
246 | fmt->fmt.pix.height = h; | |
247 | return 0; | |
248 | } | |
1c1e45d1 | 249 | |
3b6fe58f AW |
250 | static int cx18_try_fmt_vbi_cap(struct file *file, void *fh, |
251 | struct v4l2_format *fmt) | |
252 | { | |
3b6fe58f AW |
253 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
254 | } | |
255 | ||
256 | static int cx18_try_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
257 | struct v4l2_format *fmt) | |
258 | { | |
0b5f265a | 259 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
260 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
261 | ||
262 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
263 | vbifmt->reserved[0] = 0; | |
264 | vbifmt->reserved[1] = 0; | |
265 | ||
c1994084 | 266 | /* If given a service set, expand it validly & clear passed in set */ |
302df970 AW |
267 | if (vbifmt->service_set) |
268 | cx18_expand_service_set(vbifmt, cx->is_50hz); | |
c1994084 AW |
269 | /* Sanitize the service_lines, and compute the new set if any valid */ |
270 | if (check_service_set(vbifmt, cx->is_50hz)) | |
271 | vbifmt->service_set = cx18_get_service_set(vbifmt); | |
302df970 | 272 | return 0; |
3b6fe58f AW |
273 | } |
274 | ||
275 | static int cx18_s_fmt_vid_cap(struct file *file, void *fh, | |
276 | struct v4l2_format *fmt) | |
277 | { | |
0b5f265a | 278 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 279 | struct cx18 *cx = id->cx; |
9e36eabc | 280 | struct v4l2_mbus_framefmt mbus_fmt; |
b7101de3 | 281 | struct cx18_stream *s = &cx->streams[id->type]; |
3b6fe58f | 282 | int ret; |
effc3466 | 283 | int w, h; |
3b6fe58f | 284 | |
3b6fe58f AW |
285 | ret = cx18_try_fmt_vid_cap(file, fh, fmt); |
286 | if (ret) | |
287 | return ret; | |
effc3466 HV |
288 | w = fmt->fmt.pix.width; |
289 | h = fmt->fmt.pix.height; | |
1c1e45d1 | 290 | |
1bf5842f SF |
291 | if (cx->cxhdl.width == w && cx->cxhdl.height == h && |
292 | s->pixelformat == fmt->fmt.pix.pixelformat) | |
1c1e45d1 | 293 | return 0; |
3b6fe58f AW |
294 | |
295 | if (atomic_read(&cx->ana_capturing) > 0) | |
1c1e45d1 | 296 | return -EBUSY; |
3b6fe58f | 297 | |
1bf5842f SF |
298 | s->pixelformat = fmt->fmt.pix.pixelformat; |
299 | ||
a75b9be1 HV |
300 | mbus_fmt.width = cx->cxhdl.width = w; |
301 | mbus_fmt.height = cx->cxhdl.height = h; | |
9e36eabc HV |
302 | mbus_fmt.code = V4L2_MBUS_FMT_FIXED; |
303 | v4l2_subdev_call(cx->sd_av, video, s_mbus_fmt, &mbus_fmt); | |
3b6fe58f | 304 | return cx18_g_fmt_vid_cap(file, fh, fmt); |
1c1e45d1 HV |
305 | } |
306 | ||
3b6fe58f AW |
307 | static int cx18_s_fmt_vbi_cap(struct file *file, void *fh, |
308 | struct v4l2_format *fmt) | |
1c1e45d1 | 309 | { |
0b5f265a | 310 | struct cx18_open_id *id = fh2id(fh); |
1c1e45d1 | 311 | struct cx18 *cx = id->cx; |
3b6fe58f | 312 | int ret; |
1c1e45d1 | 313 | |
dcc0ef88 AW |
314 | /* |
315 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
316 | * if any analog capture is ongoing | |
317 | */ | |
318 | if (!cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
3b6fe58f | 319 | return -EBUSY; |
1c1e45d1 | 320 | |
c1994084 AW |
321 | /* |
322 | * Set the digitizer registers for raw active VBI. | |
25985edc | 323 | * Note cx18_av_vbi_wipes out a lot of the passed in fmt under valid |
c1994084 AW |
324 | * calling conditions |
325 | */ | |
add632cd | 326 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_raw_fmt, &fmt->fmt.vbi); |
c1994084 AW |
327 | if (ret) |
328 | return ret; | |
329 | ||
330 | /* Store our new v4l2 (non-)sliced VBI state */ | |
3b6fe58f | 331 | cx->vbi.sliced_in->service_set = 0; |
dd073434 | 332 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; |
c1994084 | 333 | |
3b6fe58f AW |
334 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
335 | } | |
336 | ||
337 | static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
338 | struct v4l2_format *fmt) | |
339 | { | |
0b5f265a | 340 | struct cx18_open_id *id = fh2id(fh); |
302df970 AW |
341 | struct cx18 *cx = id->cx; |
342 | int ret; | |
343 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; | |
344 | ||
c1994084 | 345 | cx18_try_fmt_sliced_vbi_cap(file, fh, fmt); |
302df970 | 346 | |
dcc0ef88 AW |
347 | /* |
348 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
349 | * if any analog capture is ongoing | |
350 | */ | |
351 | if (cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
302df970 | 352 | return -EBUSY; |
dcc0ef88 | 353 | |
c1994084 AW |
354 | /* |
355 | * Set the service_lines requested in the digitizer/slicer registers. | |
356 | * Note, cx18_av_vbi() wipes some "impossible" service lines in the | |
357 | * passed in fmt->fmt.sliced under valid calling conditions | |
358 | */ | |
add632cd | 359 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_sliced_fmt, &fmt->fmt.sliced); |
c1994084 AW |
360 | if (ret) |
361 | return ret; | |
362 | /* Store our current v4l2 sliced VBI settings */ | |
302df970 | 363 | cx->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; |
302df970 AW |
364 | memcpy(cx->vbi.sliced_in, vbifmt, sizeof(*cx->vbi.sliced_in)); |
365 | return 0; | |
3b6fe58f AW |
366 | } |
367 | ||
368 | static int cx18_g_chip_ident(struct file *file, void *fh, | |
aecde8b5 | 369 | struct v4l2_dbg_chip_ident *chip) |
3b6fe58f | 370 | { |
0b5f265a | 371 | struct cx18 *cx = fh2id(fh)->cx; |
ff2a2001 | 372 | int err = 0; |
3b6fe58f | 373 | |
3b6fe58f AW |
374 | chip->ident = V4L2_IDENT_NONE; |
375 | chip->revision = 0; | |
ff2a2001 AW |
376 | switch (chip->match.type) { |
377 | case V4L2_CHIP_MATCH_HOST: | |
378 | switch (chip->match.addr) { | |
379 | case 0: | |
380 | chip->ident = V4L2_IDENT_CX23418; | |
381 | chip->revision = cx18_read_reg(cx, 0xC72028); | |
382 | break; | |
383 | case 1: | |
384 | /* | |
385 | * The A/V decoder is always present, but in the rare | |
386 | * case that the card doesn't have analog, we don't | |
387 | * use it. We find it w/o using the cx->sd_av pointer | |
388 | */ | |
389 | cx18_call_hw(cx, CX18_HW_418_AV, | |
390 | core, g_chip_ident, chip); | |
391 | break; | |
392 | default: | |
393 | /* | |
394 | * Could return ident = V4L2_IDENT_UNKNOWN if we had | |
395 | * other host chips at higher addresses, but we don't | |
396 | */ | |
397 | err = -EINVAL; /* per V4L2 spec */ | |
398 | break; | |
399 | } | |
400 | break; | |
401 | case V4L2_CHIP_MATCH_I2C_DRIVER: | |
402 | /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */ | |
403 | cx18_call_all(cx, core, g_chip_ident, chip); | |
404 | break; | |
405 | case V4L2_CHIP_MATCH_I2C_ADDR: | |
406 | /* | |
407 | * We could return V4L2_IDENT_UNKNOWN, but we don't do the work | |
408 | * to look if a chip is at the address with no driver. That's a | |
409 | * dangerous thing to do with EEPROMs anyway. | |
410 | */ | |
411 | cx18_call_all(cx, core, g_chip_ident, chip); | |
412 | break; | |
413 | default: | |
414 | err = -EINVAL; | |
415 | break; | |
1c1e45d1 | 416 | } |
ff2a2001 | 417 | return err; |
3b6fe58f AW |
418 | } |
419 | ||
36ecd495 HV |
420 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
421 | static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg) | |
422 | { | |
aecde8b5 | 423 | struct v4l2_dbg_register *regs = arg; |
36ecd495 HV |
424 | |
425 | if (!capable(CAP_SYS_ADMIN)) | |
426 | return -EPERM; | |
427 | if (regs->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) | |
428 | return -EINVAL; | |
429 | ||
aecde8b5 | 430 | regs->size = 4; |
ff2a2001 | 431 | if (cmd == VIDIOC_DBG_S_REGISTER) |
b1526421 | 432 | cx18_write_enc(cx, regs->val, regs->reg); |
ff2a2001 AW |
433 | else |
434 | regs->val = cx18_read_enc(cx, regs->reg); | |
36ecd495 HV |
435 | return 0; |
436 | } | |
437 | ||
3b6fe58f | 438 | static int cx18_g_register(struct file *file, void *fh, |
aecde8b5 | 439 | struct v4l2_dbg_register *reg) |
3b6fe58f | 440 | { |
0b5f265a | 441 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 442 | |
aecde8b5 | 443 | if (v4l2_chip_match_host(®->match)) |
3b6fe58f | 444 | return cx18_cxc(cx, VIDIOC_DBG_G_REGISTER, reg); |
ff2a2001 AW |
445 | /* FIXME - errors shouldn't be ignored */ |
446 | cx18_call_all(cx, core, g_register, reg); | |
aecde8b5 | 447 | return 0; |
3b6fe58f AW |
448 | } |
449 | ||
450 | static int cx18_s_register(struct file *file, void *fh, | |
aecde8b5 | 451 | struct v4l2_dbg_register *reg) |
3b6fe58f | 452 | { |
0b5f265a | 453 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 454 | |
aecde8b5 | 455 | if (v4l2_chip_match_host(®->match)) |
3b6fe58f | 456 | return cx18_cxc(cx, VIDIOC_DBG_S_REGISTER, reg); |
ff2a2001 AW |
457 | /* FIXME - errors shouldn't be ignored */ |
458 | cx18_call_all(cx, core, s_register, reg); | |
aecde8b5 | 459 | return 0; |
3b6fe58f | 460 | } |
36ecd495 | 461 | #endif |
3b6fe58f | 462 | |
3b6fe58f AW |
463 | static int cx18_querycap(struct file *file, void *fh, |
464 | struct v4l2_capability *vcap) | |
465 | { | |
0b5f265a | 466 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 467 | |
3b6fe58f AW |
468 | strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver)); |
469 | strlcpy(vcap->card, cx->card_name, sizeof(vcap->card)); | |
3d05913d AW |
470 | snprintf(vcap->bus_info, sizeof(vcap->bus_info), |
471 | "PCI:%s", pci_name(cx->pci_dev)); | |
3b6fe58f AW |
472 | vcap->version = CX18_DRIVER_VERSION; /* version */ |
473 | vcap->capabilities = cx->v4l2_cap; /* capabilities */ | |
474 | return 0; | |
475 | } | |
1c1e45d1 | 476 | |
3b6fe58f AW |
477 | static int cx18_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin) |
478 | { | |
0b5f265a | 479 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 480 | |
3b6fe58f AW |
481 | return cx18_get_audio_input(cx, vin->index, vin); |
482 | } | |
1c1e45d1 | 483 | |
3b6fe58f AW |
484 | static int cx18_g_audio(struct file *file, void *fh, struct v4l2_audio *vin) |
485 | { | |
0b5f265a | 486 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 487 | |
3b6fe58f AW |
488 | vin->index = cx->audio_input; |
489 | return cx18_get_audio_input(cx, vin->index, vin); | |
490 | } | |
1c1e45d1 | 491 | |
3b6fe58f AW |
492 | static int cx18_s_audio(struct file *file, void *fh, struct v4l2_audio *vout) |
493 | { | |
0b5f265a | 494 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 495 | |
3b6fe58f AW |
496 | if (vout->index >= cx->nof_audio_inputs) |
497 | return -EINVAL; | |
498 | cx->audio_input = vout->index; | |
499 | cx18_audio_set_io(cx); | |
500 | return 0; | |
501 | } | |
1c1e45d1 | 502 | |
3b6fe58f AW |
503 | static int cx18_enum_input(struct file *file, void *fh, struct v4l2_input *vin) |
504 | { | |
0b5f265a | 505 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 506 | |
3b6fe58f AW |
507 | /* set it to defaults from our table */ |
508 | return cx18_get_input(cx, vin->index, vin); | |
509 | } | |
1c1e45d1 | 510 | |
3b6fe58f AW |
511 | static int cx18_cropcap(struct file *file, void *fh, |
512 | struct v4l2_cropcap *cropcap) | |
513 | { | |
0b5f265a | 514 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 515 | |
3b6fe58f AW |
516 | if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
517 | return -EINVAL; | |
518 | cropcap->bounds.top = cropcap->bounds.left = 0; | |
519 | cropcap->bounds.width = 720; | |
520 | cropcap->bounds.height = cx->is_50hz ? 576 : 480; | |
521 | cropcap->pixelaspect.numerator = cx->is_50hz ? 59 : 10; | |
522 | cropcap->pixelaspect.denominator = cx->is_50hz ? 54 : 11; | |
523 | cropcap->defrect = cropcap->bounds; | |
524 | return 0; | |
525 | } | |
1c1e45d1 | 526 | |
3b6fe58f AW |
527 | static int cx18_s_crop(struct file *file, void *fh, struct v4l2_crop *crop) |
528 | { | |
0b5f265a | 529 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 530 | struct cx18 *cx = id->cx; |
1c1e45d1 | 531 | |
3b6fe58f AW |
532 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
533 | return -EINVAL; | |
fa3e7036 AW |
534 | CX18_DEBUG_WARN("VIDIOC_S_CROP not implemented\n"); |
535 | return -EINVAL; | |
3b6fe58f | 536 | } |
1c1e45d1 | 537 | |
3b6fe58f AW |
538 | static int cx18_g_crop(struct file *file, void *fh, struct v4l2_crop *crop) |
539 | { | |
0b5f265a | 540 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 541 | |
3b6fe58f AW |
542 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
543 | return -EINVAL; | |
fa3e7036 AW |
544 | CX18_DEBUG_WARN("VIDIOC_G_CROP not implemented\n"); |
545 | return -EINVAL; | |
3b6fe58f AW |
546 | } |
547 | ||
548 | static int cx18_enum_fmt_vid_cap(struct file *file, void *fh, | |
549 | struct v4l2_fmtdesc *fmt) | |
550 | { | |
1bf5842f SF |
551 | static const struct v4l2_fmtdesc formats[] = { |
552 | { 0, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
553 | "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 } | |
554 | }, | |
555 | { 1, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FMT_FLAG_COMPRESSED, | |
556 | "MPEG", V4L2_PIX_FMT_MPEG, { 0, 0, 0, 0 } | |
557 | }, | |
558 | { 2, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
559 | "UYVY 4:2:2", V4L2_PIX_FMT_UYVY, { 0, 0, 0, 0 } | |
560 | }, | |
561 | }; | |
562 | ||
b7101de3 | 563 | if (fmt->index > ARRAY_SIZE(formats) - 1) |
3b6fe58f AW |
564 | return -EINVAL; |
565 | *fmt = formats[fmt->index]; | |
566 | return 0; | |
567 | } | |
568 | ||
569 | static int cx18_g_input(struct file *file, void *fh, unsigned int *i) | |
570 | { | |
0b5f265a | 571 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 572 | |
3b6fe58f AW |
573 | *i = cx->active_input; |
574 | return 0; | |
575 | } | |
576 | ||
577 | int cx18_s_input(struct file *file, void *fh, unsigned int inp) | |
578 | { | |
0b5f265a | 579 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 580 | struct cx18 *cx = id->cx; |
3b6fe58f | 581 | |
de81c3c3 | 582 | if (inp >= cx->nof_inputs) |
3b6fe58f AW |
583 | return -EINVAL; |
584 | ||
585 | if (inp == cx->active_input) { | |
586 | CX18_DEBUG_INFO("Input unchanged\n"); | |
1c1e45d1 HV |
587 | return 0; |
588 | } | |
589 | ||
3b6fe58f AW |
590 | CX18_DEBUG_INFO("Changing input from %d to %d\n", |
591 | cx->active_input, inp); | |
1c1e45d1 | 592 | |
3b6fe58f AW |
593 | cx->active_input = inp; |
594 | /* Set the audio input to whatever is appropriate for the input type. */ | |
595 | cx->audio_input = cx->card->video_inputs[inp].audio_index; | |
1c1e45d1 | 596 | |
3b6fe58f AW |
597 | /* prevent others from messing with the streams until |
598 | we're finished changing inputs. */ | |
599 | cx18_mute(cx); | |
600 | cx18_video_set_io(cx); | |
601 | cx18_audio_set_io(cx); | |
602 | cx18_unmute(cx); | |
603 | return 0; | |
604 | } | |
1c1e45d1 | 605 | |
3b6fe58f AW |
606 | static int cx18_g_frequency(struct file *file, void *fh, |
607 | struct v4l2_frequency *vf) | |
608 | { | |
0b5f265a | 609 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 610 | |
3b6fe58f AW |
611 | if (vf->tuner != 0) |
612 | return -EINVAL; | |
1c1e45d1 | 613 | |
ff2a2001 | 614 | cx18_call_all(cx, tuner, g_frequency, vf); |
3b6fe58f AW |
615 | return 0; |
616 | } | |
1c1e45d1 | 617 | |
3b6fe58f AW |
618 | int cx18_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) |
619 | { | |
0b5f265a | 620 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 621 | struct cx18 *cx = id->cx; |
1c1e45d1 | 622 | |
3b6fe58f AW |
623 | if (vf->tuner != 0) |
624 | return -EINVAL; | |
1c1e45d1 | 625 | |
3b6fe58f AW |
626 | cx18_mute(cx); |
627 | CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency); | |
ff2a2001 | 628 | cx18_call_all(cx, tuner, s_frequency, vf); |
3b6fe58f AW |
629 | cx18_unmute(cx); |
630 | return 0; | |
631 | } | |
1c1e45d1 | 632 | |
3b6fe58f AW |
633 | static int cx18_g_std(struct file *file, void *fh, v4l2_std_id *std) |
634 | { | |
0b5f265a | 635 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 636 | |
3b6fe58f AW |
637 | *std = cx->std; |
638 | return 0; | |
639 | } | |
1c1e45d1 | 640 | |
3b6fe58f AW |
641 | int cx18_s_std(struct file *file, void *fh, v4l2_std_id *std) |
642 | { | |
0b5f265a | 643 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 644 | struct cx18 *cx = id->cx; |
1c1e45d1 | 645 | |
3b6fe58f AW |
646 | if ((*std & V4L2_STD_ALL) == 0) |
647 | return -EINVAL; | |
1c1e45d1 | 648 | |
3b6fe58f AW |
649 | if (*std == cx->std) |
650 | return 0; | |
651 | ||
652 | if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) || | |
653 | atomic_read(&cx->ana_capturing) > 0) { | |
654 | /* Switching standard would turn off the radio or mess | |
655 | with already running streams, prevent that by | |
656 | returning EBUSY. */ | |
657 | return -EBUSY; | |
1c1e45d1 HV |
658 | } |
659 | ||
3b6fe58f AW |
660 | cx->std = *std; |
661 | cx->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0; | |
a75b9be1 HV |
662 | cx->is_50hz = !cx->is_60hz; |
663 | cx2341x_handler_set_50hz(&cx->cxhdl, cx->is_50hz); | |
664 | cx->cxhdl.width = 720; | |
665 | cx->cxhdl.height = cx->is_50hz ? 576 : 480; | |
3b6fe58f AW |
666 | cx->vbi.count = cx->is_50hz ? 18 : 12; |
667 | cx->vbi.start[0] = cx->is_50hz ? 6 : 10; | |
668 | cx->vbi.start[1] = cx->is_50hz ? 318 : 273; | |
3b6fe58f AW |
669 | CX18_DEBUG_INFO("Switching standard to %llx.\n", |
670 | (unsigned long long) cx->std); | |
671 | ||
672 | /* Tuner */ | |
f41737ec | 673 | cx18_call_all(cx, core, s_std, cx->std); |
3b6fe58f AW |
674 | return 0; |
675 | } | |
1c1e45d1 | 676 | |
3b6fe58f AW |
677 | static int cx18_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) |
678 | { | |
0b5f265a | 679 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 680 | struct cx18 *cx = id->cx; |
3b6fe58f | 681 | |
3b6fe58f AW |
682 | if (vt->index != 0) |
683 | return -EINVAL; | |
684 | ||
ff2a2001 | 685 | cx18_call_all(cx, tuner, s_tuner, vt); |
3b6fe58f AW |
686 | return 0; |
687 | } | |
688 | ||
689 | static int cx18_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) | |
690 | { | |
0b5f265a | 691 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 692 | |
3b6fe58f AW |
693 | if (vt->index != 0) |
694 | return -EINVAL; | |
695 | ||
ff2a2001 | 696 | cx18_call_all(cx, tuner, g_tuner, vt); |
3b6fe58f | 697 | |
d118e294 | 698 | if (vt->type == V4L2_TUNER_RADIO) |
3b6fe58f | 699 | strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name)); |
d118e294 | 700 | else |
3b6fe58f | 701 | strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name)); |
3b6fe58f AW |
702 | return 0; |
703 | } | |
704 | ||
705 | static int cx18_g_sliced_vbi_cap(struct file *file, void *fh, | |
706 | struct v4l2_sliced_vbi_cap *cap) | |
707 | { | |
0b5f265a | 708 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
709 | int set = cx->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525; |
710 | int f, l; | |
711 | ||
c1994084 AW |
712 | if (cap->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) |
713 | return -EINVAL; | |
714 | ||
715 | cap->service_set = 0; | |
716 | for (f = 0; f < 2; f++) { | |
717 | for (l = 0; l < 24; l++) { | |
718 | if (valid_service_line(f, l, cx->is_50hz)) { | |
719 | /* | |
720 | * We can find all v4l2 supported vbi services | |
721 | * for the standard, on a valid line for the std | |
722 | */ | |
723 | cap->service_lines[f][l] = set; | |
724 | cap->service_set |= set; | |
725 | } else | |
726 | cap->service_lines[f][l] = 0; | |
302df970 | 727 | } |
302df970 | 728 | } |
c1994084 AW |
729 | for (f = 0; f < 3; f++) |
730 | cap->reserved[f] = 0; | |
731 | return 0; | |
3b6fe58f | 732 | } |
1c1e45d1 | 733 | |
82acdc84 AW |
734 | static int _cx18_process_idx_data(struct cx18_buffer *buf, |
735 | struct v4l2_enc_idx *idx) | |
736 | { | |
737 | int consumed, remaining; | |
738 | struct v4l2_enc_idx_entry *e_idx; | |
739 | struct cx18_enc_idx_entry *e_buf; | |
740 | ||
741 | /* Frame type lookup: 1=I, 2=P, 4=B */ | |
742 | const int mapping[8] = { | |
743 | -1, V4L2_ENC_IDX_FRAME_I, V4L2_ENC_IDX_FRAME_P, | |
744 | -1, V4L2_ENC_IDX_FRAME_B, -1, -1, -1 | |
745 | }; | |
746 | ||
747 | /* | |
748 | * Assumption here is that a buf holds an integral number of | |
749 | * struct cx18_enc_idx_entry objects and is properly aligned. | |
750 | * This is enforced by the module options on IDX buffer sizes. | |
751 | */ | |
752 | remaining = buf->bytesused - buf->readpos; | |
753 | consumed = 0; | |
754 | e_idx = &idx->entry[idx->entries]; | |
755 | e_buf = (struct cx18_enc_idx_entry *) &buf->buf[buf->readpos]; | |
756 | ||
757 | while (remaining >= sizeof(struct cx18_enc_idx_entry) && | |
758 | idx->entries < V4L2_ENC_IDX_ENTRIES) { | |
759 | ||
760 | e_idx->offset = (((u64) le32_to_cpu(e_buf->offset_high)) << 32) | |
761 | | le32_to_cpu(e_buf->offset_low); | |
762 | ||
763 | e_idx->pts = (((u64) (le32_to_cpu(e_buf->pts_high) & 1)) << 32) | |
764 | | le32_to_cpu(e_buf->pts_low); | |
765 | ||
766 | e_idx->length = le32_to_cpu(e_buf->length); | |
767 | ||
768 | e_idx->flags = mapping[le32_to_cpu(e_buf->flags) & 0x7]; | |
769 | ||
770 | e_idx->reserved[0] = 0; | |
771 | e_idx->reserved[1] = 0; | |
772 | ||
773 | idx->entries++; | |
774 | e_idx = &idx->entry[idx->entries]; | |
775 | e_buf++; | |
776 | ||
777 | remaining -= sizeof(struct cx18_enc_idx_entry); | |
778 | consumed += sizeof(struct cx18_enc_idx_entry); | |
779 | } | |
780 | ||
781 | /* Swallow any partial entries at the end, if there are any */ | |
782 | if (remaining > 0 && remaining < sizeof(struct cx18_enc_idx_entry)) | |
783 | consumed += remaining; | |
784 | ||
785 | buf->readpos += consumed; | |
786 | return consumed; | |
787 | } | |
788 | ||
789 | static int cx18_process_idx_data(struct cx18_stream *s, struct cx18_mdl *mdl, | |
790 | struct v4l2_enc_idx *idx) | |
791 | { | |
792 | if (s->type != CX18_ENC_STREAM_TYPE_IDX) | |
793 | return -EINVAL; | |
794 | ||
795 | if (mdl->curr_buf == NULL) | |
796 | mdl->curr_buf = list_first_entry(&mdl->buf_list, | |
797 | struct cx18_buffer, list); | |
798 | ||
799 | if (list_entry_is_past_end(mdl->curr_buf, &mdl->buf_list, list)) { | |
800 | /* | |
801 | * For some reason we've exhausted the buffers, but the MDL | |
802 | * object still said some data was unread. | |
803 | * Fix that and bail out. | |
804 | */ | |
805 | mdl->readpos = mdl->bytesused; | |
806 | return 0; | |
807 | } | |
808 | ||
809 | list_for_each_entry_from(mdl->curr_buf, &mdl->buf_list, list) { | |
810 | ||
811 | /* Skip any empty buffers in the MDL */ | |
812 | if (mdl->curr_buf->readpos >= mdl->curr_buf->bytesused) | |
813 | continue; | |
814 | ||
815 | mdl->readpos += _cx18_process_idx_data(mdl->curr_buf, idx); | |
816 | ||
817 | /* exit when MDL drained or request satisfied */ | |
818 | if (idx->entries >= V4L2_ENC_IDX_ENTRIES || | |
819 | mdl->curr_buf->readpos < mdl->curr_buf->bytesused || | |
820 | mdl->readpos >= mdl->bytesused) | |
821 | break; | |
822 | } | |
823 | return 0; | |
824 | } | |
825 | ||
3b6fe58f AW |
826 | static int cx18_g_enc_index(struct file *file, void *fh, |
827 | struct v4l2_enc_idx *idx) | |
828 | { | |
0b5f265a | 829 | struct cx18 *cx = fh2id(fh)->cx; |
82acdc84 AW |
830 | struct cx18_stream *s = &cx->streams[CX18_ENC_STREAM_TYPE_IDX]; |
831 | s32 tmp; | |
832 | struct cx18_mdl *mdl; | |
833 | ||
834 | if (!cx18_stream_enabled(s)) /* Module options inhibited IDX stream */ | |
835 | return -EINVAL; | |
836 | ||
837 | /* Compute the best case number of entries we can buffer */ | |
838 | tmp = s->buffers - | |
839 | s->bufs_per_mdl * CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN; | |
840 | if (tmp <= 0) | |
841 | tmp = 1; | |
842 | tmp = tmp * s->buf_size / sizeof(struct cx18_enc_idx_entry); | |
843 | ||
844 | /* Fill out the header of the return structure */ | |
845 | idx->entries = 0; | |
846 | idx->entries_cap = tmp; | |
847 | memset(idx->reserved, 0, sizeof(idx->reserved)); | |
848 | ||
849 | /* Pull IDX MDLs and buffers from q_full and populate the entries */ | |
850 | do { | |
851 | mdl = cx18_dequeue(s, &s->q_full); | |
852 | if (mdl == NULL) /* No more IDX data right now */ | |
853 | break; | |
854 | ||
855 | /* Extract the Index entry data from the MDL and buffers */ | |
856 | cx18_process_idx_data(s, mdl, idx); | |
857 | if (mdl->readpos < mdl->bytesused) { | |
858 | /* We finished with data remaining, push the MDL back */ | |
859 | cx18_push(s, mdl, &s->q_full); | |
860 | break; | |
861 | } | |
862 | ||
863 | /* We drained this MDL, schedule it to go to the firmware */ | |
864 | cx18_enqueue(s, mdl, &s->q_free); | |
865 | ||
866 | } while (idx->entries < V4L2_ENC_IDX_ENTRIES); | |
867 | ||
868 | /* Tell the work handler to send free IDX MDLs to the firmware */ | |
869 | cx18_stream_load_fw_queue(s); | |
870 | return 0; | |
3b6fe58f | 871 | } |
1c1e45d1 | 872 | |
b7101de3 ST |
873 | static struct videobuf_queue *cx18_vb_queue(struct cx18_open_id *id) |
874 | { | |
875 | struct videobuf_queue *q = NULL; | |
1bf5842f SF |
876 | struct cx18 *cx = id->cx; |
877 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 878 | |
1bf5842f | 879 | switch (s->vb_type) { |
b7101de3 | 880 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
1bf5842f | 881 | q = &s->vbuf_q; |
b7101de3 ST |
882 | break; |
883 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
884 | break; | |
885 | default: | |
886 | break; | |
887 | } | |
888 | return q; | |
889 | } | |
890 | ||
891 | static int cx18_streamon(struct file *file, void *priv, | |
892 | enum v4l2_buf_type type) | |
893 | { | |
894 | struct cx18_open_id *id = file->private_data; | |
895 | struct cx18 *cx = id->cx; | |
896 | struct cx18_stream *s = &cx->streams[id->type]; | |
897 | ||
898 | /* Start the hardware only if we're the video device */ | |
1bf5842f SF |
899 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
900 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
901 | return -EINVAL; |
902 | ||
903 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
904 | return -EINVAL; | |
905 | ||
906 | /* Establish a buffer timeout */ | |
1bf5842f | 907 | mod_timer(&s->vb_timeout, msecs_to_jiffies(2000) + jiffies); |
b7101de3 ST |
908 | |
909 | return videobuf_streamon(cx18_vb_queue(id)); | |
910 | } | |
911 | ||
912 | static int cx18_streamoff(struct file *file, void *priv, | |
913 | enum v4l2_buf_type type) | |
914 | { | |
915 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
916 | struct cx18 *cx = id->cx; |
917 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 ST |
918 | |
919 | /* Start the hardware only if we're the video device */ | |
1bf5842f SF |
920 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
921 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
922 | return -EINVAL; |
923 | ||
924 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
925 | return -EINVAL; | |
926 | ||
927 | return videobuf_streamoff(cx18_vb_queue(id)); | |
928 | } | |
929 | ||
930 | static int cx18_reqbufs(struct file *file, void *priv, | |
931 | struct v4l2_requestbuffers *rb) | |
932 | { | |
933 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
934 | struct cx18 *cx = id->cx; |
935 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 936 | |
1bf5842f SF |
937 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
938 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
939 | return -EINVAL; |
940 | ||
941 | return videobuf_reqbufs(cx18_vb_queue(id), rb); | |
942 | } | |
943 | ||
944 | static int cx18_querybuf(struct file *file, void *priv, | |
945 | struct v4l2_buffer *b) | |
946 | { | |
947 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
948 | struct cx18 *cx = id->cx; |
949 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 950 | |
1bf5842f SF |
951 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
952 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
953 | return -EINVAL; |
954 | ||
955 | return videobuf_querybuf(cx18_vb_queue(id), b); | |
956 | } | |
957 | ||
958 | static int cx18_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
959 | { | |
960 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
961 | struct cx18 *cx = id->cx; |
962 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 963 | |
1bf5842f SF |
964 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
965 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
966 | return -EINVAL; |
967 | ||
968 | return videobuf_qbuf(cx18_vb_queue(id), b); | |
969 | } | |
970 | ||
971 | static int cx18_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
972 | { | |
973 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
974 | struct cx18 *cx = id->cx; |
975 | struct cx18_stream *s = &cx->streams[id->type]; | |
976 | ||
977 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
978 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
979 | return -EINVAL; |
980 | ||
981 | return videobuf_dqbuf(cx18_vb_queue(id), b, file->f_flags & O_NONBLOCK); | |
982 | } | |
983 | ||
3b6fe58f AW |
984 | static int cx18_encoder_cmd(struct file *file, void *fh, |
985 | struct v4l2_encoder_cmd *enc) | |
986 | { | |
0b5f265a | 987 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 988 | struct cx18 *cx = id->cx; |
d3c5e707 | 989 | u32 h; |
1c1e45d1 | 990 | |
3b6fe58f AW |
991 | switch (enc->cmd) { |
992 | case V4L2_ENC_CMD_START: | |
993 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
994 | enc->flags = 0; | |
995 | return cx18_start_capture(id); | |
996 | ||
997 | case V4L2_ENC_CMD_STOP: | |
998 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
999 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
1000 | cx18_stop_capture(id, | |
1001 | enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END); | |
1c1e45d1 | 1002 | break; |
1c1e45d1 | 1003 | |
3b6fe58f AW |
1004 | case V4L2_ENC_CMD_PAUSE: |
1005 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
1006 | enc->flags = 0; | |
1007 | if (!atomic_read(&cx->ana_capturing)) | |
1008 | return -EPERM; | |
1009 | if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
1c1e45d1 | 1010 | return 0; |
d3c5e707 AW |
1011 | h = cx18_find_handle(cx); |
1012 | if (h == CX18_INVALID_TASK_HANDLE) { | |
1013 | CX18_ERR("Can't find valid task handle for " | |
1014 | "V4L2_ENC_CMD_PAUSE\n"); | |
1015 | return -EBADFD; | |
1016 | } | |
3b6fe58f | 1017 | cx18_mute(cx); |
d3c5e707 | 1018 | cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h); |
3b6fe58f AW |
1019 | break; |
1020 | ||
1021 | case V4L2_ENC_CMD_RESUME: | |
1022 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
1023 | enc->flags = 0; | |
1024 | if (!atomic_read(&cx->ana_capturing)) | |
1025 | return -EPERM; | |
1026 | if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
1027 | return 0; | |
d3c5e707 AW |
1028 | h = cx18_find_handle(cx); |
1029 | if (h == CX18_INVALID_TASK_HANDLE) { | |
1030 | CX18_ERR("Can't find valid task handle for " | |
1031 | "V4L2_ENC_CMD_RESUME\n"); | |
1032 | return -EBADFD; | |
1033 | } | |
1034 | cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h); | |
3b6fe58f AW |
1035 | cx18_unmute(cx); |
1036 | break; | |
1037 | ||
1038 | default: | |
1039 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); | |
1c1e45d1 HV |
1040 | return -EINVAL; |
1041 | } | |
3b6fe58f AW |
1042 | return 0; |
1043 | } | |
1c1e45d1 | 1044 | |
3b6fe58f AW |
1045 | static int cx18_try_encoder_cmd(struct file *file, void *fh, |
1046 | struct v4l2_encoder_cmd *enc) | |
1047 | { | |
0b5f265a | 1048 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 1049 | |
3b6fe58f AW |
1050 | switch (enc->cmd) { |
1051 | case V4L2_ENC_CMD_START: | |
1052 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
1053 | enc->flags = 0; | |
1c1e45d1 | 1054 | break; |
1c1e45d1 | 1055 | |
3b6fe58f AW |
1056 | case V4L2_ENC_CMD_STOP: |
1057 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
1058 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
1059 | break; | |
1c1e45d1 | 1060 | |
3b6fe58f AW |
1061 | case V4L2_ENC_CMD_PAUSE: |
1062 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
1063 | enc->flags = 0; | |
1064 | break; | |
1c1e45d1 | 1065 | |
3b6fe58f AW |
1066 | case V4L2_ENC_CMD_RESUME: |
1067 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
1068 | enc->flags = 0; | |
1c1e45d1 | 1069 | break; |
1c1e45d1 HV |
1070 | |
1071 | default: | |
3b6fe58f | 1072 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); |
1c1e45d1 HV |
1073 | return -EINVAL; |
1074 | } | |
1075 | return 0; | |
1076 | } | |
1077 | ||
3b6fe58f | 1078 | static int cx18_log_status(struct file *file, void *fh) |
1c1e45d1 | 1079 | { |
0b5f265a | 1080 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f AW |
1081 | struct v4l2_input vidin; |
1082 | struct v4l2_audio audin; | |
1083 | int i; | |
1c1e45d1 | 1084 | |
e0f28b6a | 1085 | CX18_INFO("================= START STATUS CARD #%d " |
5811cf99 | 1086 | "=================\n", cx->instance); |
e0f28b6a | 1087 | CX18_INFO("Version: %s Card: %s\n", CX18_VERSION, cx->card_name); |
3b6fe58f AW |
1088 | if (cx->hw_flags & CX18_HW_TVEEPROM) { |
1089 | struct tveeprom tv; | |
1090 | ||
1091 | cx18_read_eeprom(cx, &tv); | |
1092 | } | |
ff2a2001 | 1093 | cx18_call_all(cx, core, log_status); |
3b6fe58f AW |
1094 | cx18_get_input(cx, cx->active_input, &vidin); |
1095 | cx18_get_audio_input(cx, cx->audio_input, &audin); | |
1096 | CX18_INFO("Video Input: %s\n", vidin.name); | |
1097 | CX18_INFO("Audio Input: %s\n", audin.name); | |
8abdd00d | 1098 | mutex_lock(&cx->gpio_lock); |
3d66c405 HV |
1099 | CX18_INFO("GPIO: direction 0x%08x, value 0x%08x\n", |
1100 | cx->gpio_dir, cx->gpio_val); | |
8abdd00d | 1101 | mutex_unlock(&cx->gpio_lock); |
3b6fe58f AW |
1102 | CX18_INFO("Tuner: %s\n", |
1103 | test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV"); | |
a75b9be1 | 1104 | v4l2_ctrl_handler_log_status(&cx->cxhdl.hdl, cx->v4l2_dev.name); |
3b6fe58f AW |
1105 | CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags); |
1106 | for (i = 0; i < CX18_MAX_STREAMS; i++) { | |
1107 | struct cx18_stream *s = &cx->streams[i]; | |
1108 | ||
3d05913d | 1109 | if (s->video_dev == NULL || s->buffers == 0) |
3b6fe58f AW |
1110 | continue; |
1111 | CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", | |
1112 | s->name, s->s_flags, | |
52fcb3ec AW |
1113 | atomic_read(&s->q_full.depth) * s->bufs_per_mdl * 100 |
1114 | / s->buffers, | |
3b6fe58f AW |
1115 | (s->buffers * s->buf_size) / 1024, s->buffers); |
1116 | } | |
1117 | CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n", | |
1118 | (long long)cx->mpg_data_received, | |
1119 | (long long)cx->vbi_data_inserted); | |
5811cf99 AW |
1120 | CX18_INFO("================== END STATUS CARD #%d " |
1121 | "==================\n", cx->instance); | |
3b6fe58f AW |
1122 | return 0; |
1123 | } | |
1124 | ||
99cd47bc HV |
1125 | static long cx18_default(struct file *file, void *fh, bool valid_prio, |
1126 | int cmd, void *arg) | |
3b6fe58f | 1127 | { |
0b5f265a | 1128 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 HV |
1129 | |
1130 | switch (cmd) { | |
02fa272f AW |
1131 | case VIDIOC_INT_RESET: { |
1132 | u32 val = *(u32 *)arg; | |
1133 | ||
1134 | if ((val == 0) || (val & 0x01)) | |
eefe1010 AW |
1135 | cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL, core, reset, |
1136 | (u32) CX18_GPIO_RESET_Z8F0811); | |
02fa272f AW |
1137 | break; |
1138 | } | |
1139 | ||
3b6fe58f | 1140 | default: |
1c1e45d1 | 1141 | return -EINVAL; |
1c1e45d1 HV |
1142 | } |
1143 | return 0; | |
1144 | } | |
1145 | ||
069b7479 | 1146 | long cx18_v4l2_ioctl(struct file *filp, unsigned int cmd, |
1c1e45d1 HV |
1147 | unsigned long arg) |
1148 | { | |
37f89f95 | 1149 | struct video_device *vfd = video_devdata(filp); |
0b5f265a | 1150 | struct cx18_open_id *id = file2id(filp); |
1c1e45d1 | 1151 | struct cx18 *cx = id->cx; |
069b7479 | 1152 | long res; |
1c1e45d1 HV |
1153 | |
1154 | mutex_lock(&cx->serialize_lock); | |
37f89f95 HV |
1155 | |
1156 | if (cx18_debug & CX18_DBGFLG_IOCTL) | |
1157 | vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG; | |
bec43661 | 1158 | res = video_ioctl2(filp, cmd, arg); |
37f89f95 | 1159 | vfd->debug = 0; |
1c1e45d1 HV |
1160 | mutex_unlock(&cx->serialize_lock); |
1161 | return res; | |
1162 | } | |
3b6fe58f | 1163 | |
a399810c HV |
1164 | static const struct v4l2_ioctl_ops cx18_ioctl_ops = { |
1165 | .vidioc_querycap = cx18_querycap, | |
a399810c HV |
1166 | .vidioc_s_audio = cx18_s_audio, |
1167 | .vidioc_g_audio = cx18_g_audio, | |
1168 | .vidioc_enumaudio = cx18_enumaudio, | |
1169 | .vidioc_enum_input = cx18_enum_input, | |
1170 | .vidioc_cropcap = cx18_cropcap, | |
1171 | .vidioc_s_crop = cx18_s_crop, | |
1172 | .vidioc_g_crop = cx18_g_crop, | |
1173 | .vidioc_g_input = cx18_g_input, | |
1174 | .vidioc_s_input = cx18_s_input, | |
1175 | .vidioc_g_frequency = cx18_g_frequency, | |
1176 | .vidioc_s_frequency = cx18_s_frequency, | |
1177 | .vidioc_s_tuner = cx18_s_tuner, | |
1178 | .vidioc_g_tuner = cx18_g_tuner, | |
1179 | .vidioc_g_enc_index = cx18_g_enc_index, | |
1180 | .vidioc_g_std = cx18_g_std, | |
1181 | .vidioc_s_std = cx18_s_std, | |
1182 | .vidioc_log_status = cx18_log_status, | |
1183 | .vidioc_enum_fmt_vid_cap = cx18_enum_fmt_vid_cap, | |
1184 | .vidioc_encoder_cmd = cx18_encoder_cmd, | |
1185 | .vidioc_try_encoder_cmd = cx18_try_encoder_cmd, | |
1186 | .vidioc_g_fmt_vid_cap = cx18_g_fmt_vid_cap, | |
1187 | .vidioc_g_fmt_vbi_cap = cx18_g_fmt_vbi_cap, | |
1188 | .vidioc_g_fmt_sliced_vbi_cap = cx18_g_fmt_sliced_vbi_cap, | |
1189 | .vidioc_s_fmt_vid_cap = cx18_s_fmt_vid_cap, | |
1190 | .vidioc_s_fmt_vbi_cap = cx18_s_fmt_vbi_cap, | |
1191 | .vidioc_s_fmt_sliced_vbi_cap = cx18_s_fmt_sliced_vbi_cap, | |
1192 | .vidioc_try_fmt_vid_cap = cx18_try_fmt_vid_cap, | |
1193 | .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap, | |
1194 | .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap, | |
1195 | .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap, | |
1196 | .vidioc_g_chip_ident = cx18_g_chip_ident, | |
36ecd495 | 1197 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
a399810c HV |
1198 | .vidioc_g_register = cx18_g_register, |
1199 | .vidioc_s_register = cx18_s_register, | |
36ecd495 | 1200 | #endif |
a399810c | 1201 | .vidioc_default = cx18_default, |
b7101de3 ST |
1202 | .vidioc_streamon = cx18_streamon, |
1203 | .vidioc_streamoff = cx18_streamoff, | |
1204 | .vidioc_reqbufs = cx18_reqbufs, | |
1205 | .vidioc_querybuf = cx18_querybuf, | |
1206 | .vidioc_qbuf = cx18_qbuf, | |
1207 | .vidioc_dqbuf = cx18_dqbuf, | |
a399810c HV |
1208 | }; |
1209 | ||
1210 | void cx18_set_funcs(struct video_device *vdev) | |
1211 | { | |
1212 | vdev->ioctl_ops = &cx18_ioctl_ops; | |
3b6fe58f | 1213 | } |