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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. | |
1c1e45d1 HV |
18 | */ |
19 | ||
20 | #include "cx18-driver.h" | |
b1526421 | 21 | #include "cx18-io.h" |
1c1e45d1 HV |
22 | #include "cx18-version.h" |
23 | #include "cx18-mailbox.h" | |
24 | #include "cx18-i2c.h" | |
25 | #include "cx18-queue.h" | |
26 | #include "cx18-fileops.h" | |
27 | #include "cx18-vbi.h" | |
28 | #include "cx18-audio.h" | |
29 | #include "cx18-video.h" | |
30 | #include "cx18-streams.h" | |
31 | #include "cx18-ioctl.h" | |
32 | #include "cx18-gpio.h" | |
33 | #include "cx18-controls.h" | |
34 | #include "cx18-cards.h" | |
35 | #include "cx18-av-core.h" | |
36 | #include <media/tveeprom.h> | |
eaa80c44 | 37 | #include <media/v4l2-event.h> |
1c1e45d1 | 38 | |
aed6abd6 | 39 | u16 cx18_service2vbi(int type) |
1c1e45d1 HV |
40 | { |
41 | switch (type) { | |
42 | case V4L2_SLICED_TELETEXT_B: | |
43 | return CX18_SLICED_TYPE_TELETEXT_B; | |
44 | case V4L2_SLICED_CAPTION_525: | |
45 | return CX18_SLICED_TYPE_CAPTION_525; | |
46 | case V4L2_SLICED_WSS_625: | |
47 | return CX18_SLICED_TYPE_WSS_625; | |
48 | case V4L2_SLICED_VPS: | |
49 | return CX18_SLICED_TYPE_VPS; | |
50 | default: | |
51 | return 0; | |
52 | } | |
53 | } | |
54 | ||
c1994084 | 55 | /* Check if VBI services are allowed on the (field, line) for the video std */ |
1c1e45d1 HV |
56 | static int valid_service_line(int field, int line, int is_pal) |
57 | { | |
c1994084 AW |
58 | return (is_pal && line >= 6 && |
59 | ((field == 0 && line <= 23) || (field == 1 && line <= 22))) || | |
1c1e45d1 HV |
60 | (!is_pal && line >= 10 && line < 22); |
61 | } | |
62 | ||
c1994084 AW |
63 | /* |
64 | * For a (field, line, std) and inbound potential set of services for that line, | |
65 | * return the first valid service of those passed in the incoming set for that | |
66 | * line in priority order: | |
67 | * CC, VPS, or WSS over TELETEXT for well known lines | |
68 | * TELETEXT, before VPS, before CC, before WSS, for other lines | |
69 | */ | |
1c1e45d1 HV |
70 | static u16 select_service_from_set(int field, int line, u16 set, int is_pal) |
71 | { | |
72 | u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525); | |
73 | int i; | |
74 | ||
75 | set = set & valid_set; | |
76 | if (set == 0 || !valid_service_line(field, line, is_pal)) | |
77 | return 0; | |
78 | if (!is_pal) { | |
79 | if (line == 21 && (set & V4L2_SLICED_CAPTION_525)) | |
80 | return V4L2_SLICED_CAPTION_525; | |
81 | } else { | |
82 | if (line == 16 && field == 0 && (set & V4L2_SLICED_VPS)) | |
83 | return V4L2_SLICED_VPS; | |
84 | if (line == 23 && field == 0 && (set & V4L2_SLICED_WSS_625)) | |
85 | return V4L2_SLICED_WSS_625; | |
86 | if (line == 23) | |
87 | return 0; | |
88 | } | |
89 | for (i = 0; i < 32; i++) { | |
90 | if ((1 << i) & set) | |
91 | return 1 << i; | |
92 | } | |
93 | return 0; | |
94 | } | |
95 | ||
c1994084 AW |
96 | /* |
97 | * Expand the service_set of *fmt into valid service_lines for the std, | |
98 | * and clear the passed in fmt->service_set | |
99 | */ | |
aed6abd6 | 100 | void cx18_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
1c1e45d1 HV |
101 | { |
102 | u16 set = fmt->service_set; | |
103 | int f, l; | |
104 | ||
105 | fmt->service_set = 0; | |
106 | for (f = 0; f < 2; f++) { | |
107 | for (l = 0; l < 24; l++) | |
108 | fmt->service_lines[f][l] = select_service_from_set(f, l, set, is_pal); | |
109 | } | |
110 | } | |
111 | ||
c1994084 AW |
112 | /* |
113 | * Sanitize the service_lines in *fmt per the video std, and return 1 | |
114 | * if any service_line is left as valid after santization | |
115 | */ | |
302df970 AW |
116 | static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
117 | { | |
118 | int f, l; | |
119 | u16 set = 0; | |
120 | ||
121 | for (f = 0; f < 2; f++) { | |
122 | for (l = 0; l < 24; l++) { | |
123 | fmt->service_lines[f][l] = select_service_from_set(f, l, fmt->service_lines[f][l], is_pal); | |
124 | set |= fmt->service_lines[f][l]; | |
125 | } | |
126 | } | |
127 | return set != 0; | |
128 | } | |
1c1e45d1 | 129 | |
c1994084 | 130 | /* Compute the service_set from the assumed valid service_lines of *fmt */ |
aed6abd6 | 131 | u16 cx18_get_service_set(struct v4l2_sliced_vbi_format *fmt) |
1c1e45d1 HV |
132 | { |
133 | int f, l; | |
134 | u16 set = 0; | |
135 | ||
136 | for (f = 0; f < 2; f++) { | |
137 | for (l = 0; l < 24; l++) | |
138 | set |= fmt->service_lines[f][l]; | |
139 | } | |
140 | return set; | |
141 | } | |
142 | ||
3b6fe58f AW |
143 | static int cx18_g_fmt_vid_cap(struct file *file, void *fh, |
144 | struct v4l2_format *fmt) | |
145 | { | |
0b5f265a | 146 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 147 | struct cx18 *cx = id->cx; |
b7101de3 | 148 | struct cx18_stream *s = &cx->streams[id->type]; |
0b5a30e9 | 149 | struct v4l2_pix_format *pixfmt = &fmt->fmt.pix; |
1c1e45d1 | 150 | |
a75b9be1 HV |
151 | pixfmt->width = cx->cxhdl.width; |
152 | pixfmt->height = cx->cxhdl.height; | |
0b5a30e9 HV |
153 | pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M; |
154 | pixfmt->field = V4L2_FIELD_INTERLACED; | |
3b6fe58f | 155 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { |
b7101de3 | 156 | pixfmt->pixelformat = s->pixelformat; |
09fc9802 | 157 | pixfmt->sizeimage = s->vb_bytes_per_frame; |
48ab45ad | 158 | pixfmt->bytesperline = s->vb_bytes_per_line; |
3b6fe58f | 159 | } else { |
0b5a30e9 HV |
160 | pixfmt->pixelformat = V4L2_PIX_FMT_MPEG; |
161 | pixfmt->sizeimage = 128 * 1024; | |
162 | pixfmt->bytesperline = 0; | |
3b6fe58f AW |
163 | } |
164 | return 0; | |
165 | } | |
1c1e45d1 | 166 | |
3b6fe58f AW |
167 | static int cx18_g_fmt_vbi_cap(struct file *file, void *fh, |
168 | struct v4l2_format *fmt) | |
169 | { | |
0b5f265a | 170 | struct cx18 *cx = fh2id(fh)->cx; |
0b5a30e9 | 171 | struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi; |
1c1e45d1 | 172 | |
0b5a30e9 | 173 | vbifmt->sampling_rate = 27000000; |
c1994084 | 174 | vbifmt->offset = 248; /* FIXME - slightly wrong for both 50 & 60 Hz */ |
318de791 | 175 | vbifmt->samples_per_line = VBI_ACTIVE_SAMPLES - 4; |
0b5a30e9 HV |
176 | vbifmt->sample_format = V4L2_PIX_FMT_GREY; |
177 | vbifmt->start[0] = cx->vbi.start[0]; | |
178 | vbifmt->start[1] = cx->vbi.start[1]; | |
179 | vbifmt->count[0] = vbifmt->count[1] = cx->vbi.count; | |
180 | vbifmt->flags = 0; | |
181 | vbifmt->reserved[0] = 0; | |
182 | vbifmt->reserved[1] = 0; | |
1c1e45d1 HV |
183 | return 0; |
184 | } | |
185 | ||
3b6fe58f AW |
186 | static int cx18_g_fmt_sliced_vbi_cap(struct file *file, void *fh, |
187 | struct v4l2_format *fmt) | |
1c1e45d1 | 188 | { |
0b5f265a | 189 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
190 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
191 | ||
c1994084 | 192 | /* sane, V4L2 spec compliant, defaults */ |
302df970 AW |
193 | vbifmt->reserved[0] = 0; |
194 | vbifmt->reserved[1] = 0; | |
195 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
196 | memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines)); | |
c1994084 AW |
197 | vbifmt->service_set = 0; |
198 | ||
199 | /* | |
200 | * Fetch the configured service_lines and total service_set from the | |
201 | * digitizer/slicer. Note, cx18_av_vbi() wipes the passed in | |
202 | * fmt->fmt.sliced under valid calling conditions | |
203 | */ | |
add632cd | 204 | if (v4l2_subdev_call(cx->sd_av, vbi, g_sliced_fmt, &fmt->fmt.sliced)) |
c1994084 | 205 | return -EINVAL; |
302df970 | 206 | |
302df970 AW |
207 | vbifmt->service_set = cx18_get_service_set(vbifmt); |
208 | return 0; | |
3b6fe58f | 209 | } |
1c1e45d1 | 210 | |
3b6fe58f AW |
211 | static int cx18_try_fmt_vid_cap(struct file *file, void *fh, |
212 | struct v4l2_format *fmt) | |
213 | { | |
0b5f265a | 214 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 215 | struct cx18 *cx = id->cx; |
3b6fe58f AW |
216 | int w = fmt->fmt.pix.width; |
217 | int h = fmt->fmt.pix.height; | |
a4a78718 | 218 | int min_h = 2; |
1c1e45d1 | 219 | |
3b6fe58f | 220 | w = min(w, 720); |
a4a78718 HV |
221 | w = max(w, 2); |
222 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { | |
223 | /* YUV height must be a multiple of 32 */ | |
224 | h &= ~0x1f; | |
225 | min_h = 32; | |
226 | } | |
3b6fe58f | 227 | h = min(h, cx->is_50hz ? 576 : 480); |
a4a78718 HV |
228 | h = max(h, min_h); |
229 | ||
3b6fe58f AW |
230 | fmt->fmt.pix.width = w; |
231 | fmt->fmt.pix.height = h; | |
232 | return 0; | |
233 | } | |
1c1e45d1 | 234 | |
3b6fe58f AW |
235 | static int cx18_try_fmt_vbi_cap(struct file *file, void *fh, |
236 | struct v4l2_format *fmt) | |
237 | { | |
3b6fe58f AW |
238 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
239 | } | |
240 | ||
241 | static int cx18_try_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
242 | struct v4l2_format *fmt) | |
243 | { | |
0b5f265a | 244 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
245 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
246 | ||
247 | vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; | |
248 | vbifmt->reserved[0] = 0; | |
249 | vbifmt->reserved[1] = 0; | |
250 | ||
c1994084 | 251 | /* If given a service set, expand it validly & clear passed in set */ |
302df970 AW |
252 | if (vbifmt->service_set) |
253 | cx18_expand_service_set(vbifmt, cx->is_50hz); | |
c1994084 AW |
254 | /* Sanitize the service_lines, and compute the new set if any valid */ |
255 | if (check_service_set(vbifmt, cx->is_50hz)) | |
256 | vbifmt->service_set = cx18_get_service_set(vbifmt); | |
302df970 | 257 | return 0; |
3b6fe58f AW |
258 | } |
259 | ||
260 | static int cx18_s_fmt_vid_cap(struct file *file, void *fh, | |
261 | struct v4l2_format *fmt) | |
262 | { | |
0b5f265a | 263 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 264 | struct cx18 *cx = id->cx; |
ebf984bb HV |
265 | struct v4l2_subdev_format format = { |
266 | .which = V4L2_SUBDEV_FORMAT_ACTIVE, | |
267 | }; | |
b7101de3 | 268 | struct cx18_stream *s = &cx->streams[id->type]; |
3b6fe58f | 269 | int ret; |
effc3466 | 270 | int w, h; |
3b6fe58f | 271 | |
3b6fe58f AW |
272 | ret = cx18_try_fmt_vid_cap(file, fh, fmt); |
273 | if (ret) | |
274 | return ret; | |
effc3466 HV |
275 | w = fmt->fmt.pix.width; |
276 | h = fmt->fmt.pix.height; | |
1c1e45d1 | 277 | |
1bf5842f SF |
278 | if (cx->cxhdl.width == w && cx->cxhdl.height == h && |
279 | s->pixelformat == fmt->fmt.pix.pixelformat) | |
1c1e45d1 | 280 | return 0; |
3b6fe58f AW |
281 | |
282 | if (atomic_read(&cx->ana_capturing) > 0) | |
1c1e45d1 | 283 | return -EBUSY; |
3b6fe58f | 284 | |
1bf5842f | 285 | s->pixelformat = fmt->fmt.pix.pixelformat; |
09fc9802 SF |
286 | /* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2))) |
287 | UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */ | |
48ab45ad | 288 | if (s->pixelformat == V4L2_PIX_FMT_HM12) { |
09fc9802 | 289 | s->vb_bytes_per_frame = h * 720 * 3 / 2; |
48ab45ad SF |
290 | s->vb_bytes_per_line = 720; /* First plane */ |
291 | } else { | |
09fc9802 | 292 | s->vb_bytes_per_frame = h * 720 * 2; |
48ab45ad SF |
293 | s->vb_bytes_per_line = 1440; /* Packed */ |
294 | } | |
1bf5842f | 295 | |
ebf984bb HV |
296 | format.format.width = cx->cxhdl.width = w; |
297 | format.format.height = cx->cxhdl.height = h; | |
298 | format.format.code = MEDIA_BUS_FMT_FIXED; | |
299 | v4l2_subdev_call(cx->sd_av, pad, set_fmt, NULL, &format); | |
3b6fe58f | 300 | return cx18_g_fmt_vid_cap(file, fh, fmt); |
1c1e45d1 HV |
301 | } |
302 | ||
3b6fe58f AW |
303 | static int cx18_s_fmt_vbi_cap(struct file *file, void *fh, |
304 | struct v4l2_format *fmt) | |
1c1e45d1 | 305 | { |
0b5f265a | 306 | struct cx18_open_id *id = fh2id(fh); |
1c1e45d1 | 307 | struct cx18 *cx = id->cx; |
3b6fe58f | 308 | int ret; |
1c1e45d1 | 309 | |
dcc0ef88 AW |
310 | /* |
311 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
312 | * if any analog capture is ongoing | |
313 | */ | |
314 | if (!cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
3b6fe58f | 315 | return -EBUSY; |
1c1e45d1 | 316 | |
c1994084 AW |
317 | /* |
318 | * Set the digitizer registers for raw active VBI. | |
25985edc | 319 | * Note cx18_av_vbi_wipes out a lot of the passed in fmt under valid |
c1994084 AW |
320 | * calling conditions |
321 | */ | |
add632cd | 322 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_raw_fmt, &fmt->fmt.vbi); |
c1994084 AW |
323 | if (ret) |
324 | return ret; | |
325 | ||
326 | /* Store our new v4l2 (non-)sliced VBI state */ | |
3b6fe58f | 327 | cx->vbi.sliced_in->service_set = 0; |
dd073434 | 328 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; |
c1994084 | 329 | |
3b6fe58f AW |
330 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
331 | } | |
332 | ||
333 | static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
334 | struct v4l2_format *fmt) | |
335 | { | |
0b5f265a | 336 | struct cx18_open_id *id = fh2id(fh); |
302df970 AW |
337 | struct cx18 *cx = id->cx; |
338 | int ret; | |
339 | struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; | |
340 | ||
c1994084 | 341 | cx18_try_fmt_sliced_vbi_cap(file, fh, fmt); |
302df970 | 342 | |
dcc0ef88 AW |
343 | /* |
344 | * Changing the Encoder's Raw VBI parameters won't have any effect | |
345 | * if any analog capture is ongoing | |
346 | */ | |
347 | if (cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) | |
302df970 | 348 | return -EBUSY; |
dcc0ef88 | 349 | |
c1994084 AW |
350 | /* |
351 | * Set the service_lines requested in the digitizer/slicer registers. | |
352 | * Note, cx18_av_vbi() wipes some "impossible" service lines in the | |
353 | * passed in fmt->fmt.sliced under valid calling conditions | |
354 | */ | |
add632cd | 355 | ret = v4l2_subdev_call(cx->sd_av, vbi, s_sliced_fmt, &fmt->fmt.sliced); |
c1994084 AW |
356 | if (ret) |
357 | return ret; | |
358 | /* Store our current v4l2 sliced VBI settings */ | |
302df970 | 359 | cx->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; |
302df970 AW |
360 | memcpy(cx->vbi.sliced_in, vbifmt, sizeof(*cx->vbi.sliced_in)); |
361 | return 0; | |
3b6fe58f AW |
362 | } |
363 | ||
36ecd495 | 364 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
3b6fe58f | 365 | static int cx18_g_register(struct file *file, void *fh, |
aecde8b5 | 366 | struct v4l2_dbg_register *reg) |
3b6fe58f | 367 | { |
0b5f265a | 368 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 369 | |
771d7733 HV |
370 | if (reg->reg & 0x3) |
371 | return -EINVAL; | |
076c3454 HV |
372 | if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) |
373 | return -EINVAL; | |
374 | reg->size = 4; | |
375 | reg->val = cx18_read_enc(cx, reg->reg); | |
aecde8b5 | 376 | return 0; |
3b6fe58f AW |
377 | } |
378 | ||
379 | static int cx18_s_register(struct file *file, void *fh, | |
977ba3b1 | 380 | const struct v4l2_dbg_register *reg) |
3b6fe58f | 381 | { |
0b5f265a | 382 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 383 | |
771d7733 HV |
384 | if (reg->reg & 0x3) |
385 | return -EINVAL; | |
076c3454 HV |
386 | if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) |
387 | return -EINVAL; | |
388 | cx18_write_enc(cx, reg->val, reg->reg); | |
aecde8b5 | 389 | return 0; |
3b6fe58f | 390 | } |
36ecd495 | 391 | #endif |
3b6fe58f | 392 | |
3b6fe58f AW |
393 | static int cx18_querycap(struct file *file, void *fh, |
394 | struct v4l2_capability *vcap) | |
395 | { | |
09fc9802 | 396 | struct cx18_open_id *id = fh2id(fh); |
dfdf780b | 397 | struct cx18_stream *s = video_drvdata(file); |
09fc9802 | 398 | struct cx18 *cx = id->cx; |
1c1e45d1 | 399 | |
3b6fe58f AW |
400 | strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver)); |
401 | strlcpy(vcap->card, cx->card_name, sizeof(vcap->card)); | |
3d05913d AW |
402 | snprintf(vcap->bus_info, sizeof(vcap->bus_info), |
403 | "PCI:%s", pci_name(cx->pci_dev)); | |
dfdf780b HV |
404 | vcap->capabilities = cx->v4l2_cap; /* capabilities */ |
405 | vcap->device_caps = s->v4l2_dev_caps; /* device capabilities */ | |
406 | vcap->capabilities |= V4L2_CAP_DEVICE_CAPS; | |
3b6fe58f AW |
407 | return 0; |
408 | } | |
1c1e45d1 | 409 | |
3b6fe58f AW |
410 | static int cx18_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin) |
411 | { | |
0b5f265a | 412 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 413 | |
3b6fe58f AW |
414 | return cx18_get_audio_input(cx, vin->index, vin); |
415 | } | |
1c1e45d1 | 416 | |
3b6fe58f AW |
417 | static int cx18_g_audio(struct file *file, void *fh, struct v4l2_audio *vin) |
418 | { | |
0b5f265a | 419 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 420 | |
3b6fe58f AW |
421 | vin->index = cx->audio_input; |
422 | return cx18_get_audio_input(cx, vin->index, vin); | |
423 | } | |
1c1e45d1 | 424 | |
0e8025b9 | 425 | static int cx18_s_audio(struct file *file, void *fh, const struct v4l2_audio *vout) |
3b6fe58f | 426 | { |
0b5f265a | 427 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 428 | |
3b6fe58f AW |
429 | if (vout->index >= cx->nof_audio_inputs) |
430 | return -EINVAL; | |
431 | cx->audio_input = vout->index; | |
432 | cx18_audio_set_io(cx); | |
433 | return 0; | |
434 | } | |
1c1e45d1 | 435 | |
3b6fe58f AW |
436 | static int cx18_enum_input(struct file *file, void *fh, struct v4l2_input *vin) |
437 | { | |
0b5f265a | 438 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 439 | |
3b6fe58f AW |
440 | /* set it to defaults from our table */ |
441 | return cx18_get_input(cx, vin->index, vin); | |
442 | } | |
1c1e45d1 | 443 | |
3b6fe58f AW |
444 | static int cx18_cropcap(struct file *file, void *fh, |
445 | struct v4l2_cropcap *cropcap) | |
446 | { | |
0b5f265a | 447 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 448 | |
3b6fe58f AW |
449 | if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
450 | return -EINVAL; | |
80954cbb HV |
451 | cropcap->pixelaspect.numerator = cx->is_50hz ? 54 : 11; |
452 | cropcap->pixelaspect.denominator = cx->is_50hz ? 59 : 10; | |
3b6fe58f AW |
453 | return 0; |
454 | } | |
1c1e45d1 | 455 | |
55cda4ab HV |
456 | static int cx18_g_selection(struct file *file, void *fh, |
457 | struct v4l2_selection *sel) | |
3b6fe58f | 458 | { |
0b5f265a | 459 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 460 | |
55cda4ab HV |
461 | if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
462 | return -EINVAL; | |
463 | switch (sel->target) { | |
464 | case V4L2_SEL_TGT_CROP_BOUNDS: | |
465 | case V4L2_SEL_TGT_CROP_DEFAULT: | |
466 | sel->r.top = sel->r.left = 0; | |
467 | sel->r.width = 720; | |
468 | sel->r.height = cx->is_50hz ? 576 : 480; | |
469 | break; | |
470 | default: | |
3b6fe58f | 471 | return -EINVAL; |
55cda4ab HV |
472 | } |
473 | return 0; | |
3b6fe58f AW |
474 | } |
475 | ||
476 | static int cx18_enum_fmt_vid_cap(struct file *file, void *fh, | |
477 | struct v4l2_fmtdesc *fmt) | |
478 | { | |
1bf5842f SF |
479 | static const struct v4l2_fmtdesc formats[] = { |
480 | { 0, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
481 | "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 } | |
482 | }, | |
483 | { 1, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FMT_FLAG_COMPRESSED, | |
484 | "MPEG", V4L2_PIX_FMT_MPEG, { 0, 0, 0, 0 } | |
485 | }, | |
486 | { 2, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
487 | "UYVY 4:2:2", V4L2_PIX_FMT_UYVY, { 0, 0, 0, 0 } | |
488 | }, | |
489 | }; | |
490 | ||
b7101de3 | 491 | if (fmt->index > ARRAY_SIZE(formats) - 1) |
3b6fe58f AW |
492 | return -EINVAL; |
493 | *fmt = formats[fmt->index]; | |
494 | return 0; | |
495 | } | |
496 | ||
497 | static int cx18_g_input(struct file *file, void *fh, unsigned int *i) | |
498 | { | |
0b5f265a | 499 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 500 | |
3b6fe58f AW |
501 | *i = cx->active_input; |
502 | return 0; | |
503 | } | |
504 | ||
505 | int cx18_s_input(struct file *file, void *fh, unsigned int inp) | |
506 | { | |
0b5f265a | 507 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 508 | struct cx18 *cx = id->cx; |
3a29a4f1 HV |
509 | v4l2_std_id std = V4L2_STD_ALL; |
510 | const struct cx18_card_video_input *card_input = | |
511 | cx->card->video_inputs + inp; | |
3b6fe58f | 512 | |
de81c3c3 | 513 | if (inp >= cx->nof_inputs) |
3b6fe58f AW |
514 | return -EINVAL; |
515 | ||
516 | if (inp == cx->active_input) { | |
517 | CX18_DEBUG_INFO("Input unchanged\n"); | |
1c1e45d1 HV |
518 | return 0; |
519 | } | |
520 | ||
3b6fe58f AW |
521 | CX18_DEBUG_INFO("Changing input from %d to %d\n", |
522 | cx->active_input, inp); | |
1c1e45d1 | 523 | |
3b6fe58f AW |
524 | cx->active_input = inp; |
525 | /* Set the audio input to whatever is appropriate for the input type. */ | |
526 | cx->audio_input = cx->card->video_inputs[inp].audio_index; | |
3a29a4f1 HV |
527 | if (card_input->video_type == V4L2_INPUT_TYPE_TUNER) |
528 | std = cx->tuner_std; | |
529 | cx->streams[CX18_ENC_STREAM_TYPE_MPG].video_dev.tvnorms = std; | |
530 | cx->streams[CX18_ENC_STREAM_TYPE_YUV].video_dev.tvnorms = std; | |
531 | cx->streams[CX18_ENC_STREAM_TYPE_VBI].video_dev.tvnorms = std; | |
1c1e45d1 | 532 | |
3b6fe58f AW |
533 | /* prevent others from messing with the streams until |
534 | we're finished changing inputs. */ | |
535 | cx18_mute(cx); | |
536 | cx18_video_set_io(cx); | |
537 | cx18_audio_set_io(cx); | |
538 | cx18_unmute(cx); | |
539 | return 0; | |
540 | } | |
1c1e45d1 | 541 | |
3b6fe58f AW |
542 | static int cx18_g_frequency(struct file *file, void *fh, |
543 | struct v4l2_frequency *vf) | |
544 | { | |
0b5f265a | 545 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 546 | |
3b6fe58f AW |
547 | if (vf->tuner != 0) |
548 | return -EINVAL; | |
1c1e45d1 | 549 | |
ff2a2001 | 550 | cx18_call_all(cx, tuner, g_frequency, vf); |
3b6fe58f AW |
551 | return 0; |
552 | } | |
1c1e45d1 | 553 | |
b530a447 | 554 | int cx18_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) |
3b6fe58f | 555 | { |
0b5f265a | 556 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 557 | struct cx18 *cx = id->cx; |
1c1e45d1 | 558 | |
3b6fe58f AW |
559 | if (vf->tuner != 0) |
560 | return -EINVAL; | |
1c1e45d1 | 561 | |
3b6fe58f AW |
562 | cx18_mute(cx); |
563 | CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency); | |
ff2a2001 | 564 | cx18_call_all(cx, tuner, s_frequency, vf); |
3b6fe58f AW |
565 | cx18_unmute(cx); |
566 | return 0; | |
567 | } | |
1c1e45d1 | 568 | |
3b6fe58f AW |
569 | static int cx18_g_std(struct file *file, void *fh, v4l2_std_id *std) |
570 | { | |
0b5f265a | 571 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 572 | |
3b6fe58f AW |
573 | *std = cx->std; |
574 | return 0; | |
575 | } | |
1c1e45d1 | 576 | |
314527ac | 577 | int cx18_s_std(struct file *file, void *fh, v4l2_std_id std) |
3b6fe58f | 578 | { |
0b5f265a | 579 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 580 | struct cx18 *cx = id->cx; |
1c1e45d1 | 581 | |
314527ac | 582 | if ((std & V4L2_STD_ALL) == 0) |
3b6fe58f | 583 | return -EINVAL; |
1c1e45d1 | 584 | |
314527ac | 585 | if (std == cx->std) |
3b6fe58f AW |
586 | return 0; |
587 | ||
588 | if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) || | |
589 | atomic_read(&cx->ana_capturing) > 0) { | |
590 | /* Switching standard would turn off the radio or mess | |
591 | with already running streams, prevent that by | |
592 | returning EBUSY. */ | |
593 | return -EBUSY; | |
1c1e45d1 HV |
594 | } |
595 | ||
314527ac HV |
596 | cx->std = std; |
597 | cx->is_60hz = (std & V4L2_STD_525_60) ? 1 : 0; | |
a75b9be1 HV |
598 | cx->is_50hz = !cx->is_60hz; |
599 | cx2341x_handler_set_50hz(&cx->cxhdl, cx->is_50hz); | |
600 | cx->cxhdl.width = 720; | |
601 | cx->cxhdl.height = cx->is_50hz ? 576 : 480; | |
3b6fe58f AW |
602 | cx->vbi.count = cx->is_50hz ? 18 : 12; |
603 | cx->vbi.start[0] = cx->is_50hz ? 6 : 10; | |
604 | cx->vbi.start[1] = cx->is_50hz ? 318 : 273; | |
3b6fe58f AW |
605 | CX18_DEBUG_INFO("Switching standard to %llx.\n", |
606 | (unsigned long long) cx->std); | |
607 | ||
608 | /* Tuner */ | |
8774bed9 | 609 | cx18_call_all(cx, video, s_std, cx->std); |
3b6fe58f AW |
610 | return 0; |
611 | } | |
1c1e45d1 | 612 | |
2f73c7c5 | 613 | static int cx18_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt) |
3b6fe58f | 614 | { |
0b5f265a | 615 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 616 | struct cx18 *cx = id->cx; |
3b6fe58f | 617 | |
3b6fe58f AW |
618 | if (vt->index != 0) |
619 | return -EINVAL; | |
620 | ||
ff2a2001 | 621 | cx18_call_all(cx, tuner, s_tuner, vt); |
3b6fe58f AW |
622 | return 0; |
623 | } | |
624 | ||
625 | static int cx18_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) | |
626 | { | |
0b5f265a | 627 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f | 628 | |
3b6fe58f AW |
629 | if (vt->index != 0) |
630 | return -EINVAL; | |
631 | ||
ff2a2001 | 632 | cx18_call_all(cx, tuner, g_tuner, vt); |
3b6fe58f | 633 | |
d118e294 | 634 | if (vt->type == V4L2_TUNER_RADIO) |
3b6fe58f | 635 | strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name)); |
d118e294 | 636 | else |
3b6fe58f | 637 | strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name)); |
3b6fe58f AW |
638 | return 0; |
639 | } | |
640 | ||
641 | static int cx18_g_sliced_vbi_cap(struct file *file, void *fh, | |
642 | struct v4l2_sliced_vbi_cap *cap) | |
643 | { | |
0b5f265a | 644 | struct cx18 *cx = fh2id(fh)->cx; |
302df970 AW |
645 | int set = cx->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525; |
646 | int f, l; | |
647 | ||
c1994084 AW |
648 | if (cap->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) |
649 | return -EINVAL; | |
650 | ||
651 | cap->service_set = 0; | |
652 | for (f = 0; f < 2; f++) { | |
653 | for (l = 0; l < 24; l++) { | |
654 | if (valid_service_line(f, l, cx->is_50hz)) { | |
655 | /* | |
656 | * We can find all v4l2 supported vbi services | |
657 | * for the standard, on a valid line for the std | |
658 | */ | |
659 | cap->service_lines[f][l] = set; | |
660 | cap->service_set |= set; | |
661 | } else | |
662 | cap->service_lines[f][l] = 0; | |
302df970 | 663 | } |
302df970 | 664 | } |
c1994084 AW |
665 | for (f = 0; f < 3; f++) |
666 | cap->reserved[f] = 0; | |
667 | return 0; | |
3b6fe58f | 668 | } |
1c1e45d1 | 669 | |
82acdc84 AW |
670 | static int _cx18_process_idx_data(struct cx18_buffer *buf, |
671 | struct v4l2_enc_idx *idx) | |
672 | { | |
673 | int consumed, remaining; | |
674 | struct v4l2_enc_idx_entry *e_idx; | |
675 | struct cx18_enc_idx_entry *e_buf; | |
676 | ||
677 | /* Frame type lookup: 1=I, 2=P, 4=B */ | |
678 | const int mapping[8] = { | |
679 | -1, V4L2_ENC_IDX_FRAME_I, V4L2_ENC_IDX_FRAME_P, | |
680 | -1, V4L2_ENC_IDX_FRAME_B, -1, -1, -1 | |
681 | }; | |
682 | ||
683 | /* | |
684 | * Assumption here is that a buf holds an integral number of | |
685 | * struct cx18_enc_idx_entry objects and is properly aligned. | |
686 | * This is enforced by the module options on IDX buffer sizes. | |
687 | */ | |
688 | remaining = buf->bytesused - buf->readpos; | |
689 | consumed = 0; | |
690 | e_idx = &idx->entry[idx->entries]; | |
691 | e_buf = (struct cx18_enc_idx_entry *) &buf->buf[buf->readpos]; | |
692 | ||
693 | while (remaining >= sizeof(struct cx18_enc_idx_entry) && | |
694 | idx->entries < V4L2_ENC_IDX_ENTRIES) { | |
695 | ||
696 | e_idx->offset = (((u64) le32_to_cpu(e_buf->offset_high)) << 32) | |
697 | | le32_to_cpu(e_buf->offset_low); | |
698 | ||
699 | e_idx->pts = (((u64) (le32_to_cpu(e_buf->pts_high) & 1)) << 32) | |
700 | | le32_to_cpu(e_buf->pts_low); | |
701 | ||
702 | e_idx->length = le32_to_cpu(e_buf->length); | |
703 | ||
704 | e_idx->flags = mapping[le32_to_cpu(e_buf->flags) & 0x7]; | |
705 | ||
706 | e_idx->reserved[0] = 0; | |
707 | e_idx->reserved[1] = 0; | |
708 | ||
709 | idx->entries++; | |
710 | e_idx = &idx->entry[idx->entries]; | |
711 | e_buf++; | |
712 | ||
713 | remaining -= sizeof(struct cx18_enc_idx_entry); | |
714 | consumed += sizeof(struct cx18_enc_idx_entry); | |
715 | } | |
716 | ||
717 | /* Swallow any partial entries at the end, if there are any */ | |
718 | if (remaining > 0 && remaining < sizeof(struct cx18_enc_idx_entry)) | |
719 | consumed += remaining; | |
720 | ||
721 | buf->readpos += consumed; | |
722 | return consumed; | |
723 | } | |
724 | ||
725 | static int cx18_process_idx_data(struct cx18_stream *s, struct cx18_mdl *mdl, | |
726 | struct v4l2_enc_idx *idx) | |
727 | { | |
728 | if (s->type != CX18_ENC_STREAM_TYPE_IDX) | |
729 | return -EINVAL; | |
730 | ||
731 | if (mdl->curr_buf == NULL) | |
732 | mdl->curr_buf = list_first_entry(&mdl->buf_list, | |
733 | struct cx18_buffer, list); | |
734 | ||
735 | if (list_entry_is_past_end(mdl->curr_buf, &mdl->buf_list, list)) { | |
736 | /* | |
737 | * For some reason we've exhausted the buffers, but the MDL | |
738 | * object still said some data was unread. | |
739 | * Fix that and bail out. | |
740 | */ | |
741 | mdl->readpos = mdl->bytesused; | |
742 | return 0; | |
743 | } | |
744 | ||
745 | list_for_each_entry_from(mdl->curr_buf, &mdl->buf_list, list) { | |
746 | ||
747 | /* Skip any empty buffers in the MDL */ | |
748 | if (mdl->curr_buf->readpos >= mdl->curr_buf->bytesused) | |
749 | continue; | |
750 | ||
751 | mdl->readpos += _cx18_process_idx_data(mdl->curr_buf, idx); | |
752 | ||
753 | /* exit when MDL drained or request satisfied */ | |
754 | if (idx->entries >= V4L2_ENC_IDX_ENTRIES || | |
755 | mdl->curr_buf->readpos < mdl->curr_buf->bytesused || | |
756 | mdl->readpos >= mdl->bytesused) | |
757 | break; | |
758 | } | |
759 | return 0; | |
760 | } | |
761 | ||
3b6fe58f AW |
762 | static int cx18_g_enc_index(struct file *file, void *fh, |
763 | struct v4l2_enc_idx *idx) | |
764 | { | |
0b5f265a | 765 | struct cx18 *cx = fh2id(fh)->cx; |
82acdc84 AW |
766 | struct cx18_stream *s = &cx->streams[CX18_ENC_STREAM_TYPE_IDX]; |
767 | s32 tmp; | |
768 | struct cx18_mdl *mdl; | |
769 | ||
770 | if (!cx18_stream_enabled(s)) /* Module options inhibited IDX stream */ | |
771 | return -EINVAL; | |
772 | ||
773 | /* Compute the best case number of entries we can buffer */ | |
774 | tmp = s->buffers - | |
775 | s->bufs_per_mdl * CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN; | |
776 | if (tmp <= 0) | |
777 | tmp = 1; | |
778 | tmp = tmp * s->buf_size / sizeof(struct cx18_enc_idx_entry); | |
779 | ||
780 | /* Fill out the header of the return structure */ | |
781 | idx->entries = 0; | |
782 | idx->entries_cap = tmp; | |
783 | memset(idx->reserved, 0, sizeof(idx->reserved)); | |
784 | ||
785 | /* Pull IDX MDLs and buffers from q_full and populate the entries */ | |
786 | do { | |
787 | mdl = cx18_dequeue(s, &s->q_full); | |
788 | if (mdl == NULL) /* No more IDX data right now */ | |
789 | break; | |
790 | ||
791 | /* Extract the Index entry data from the MDL and buffers */ | |
792 | cx18_process_idx_data(s, mdl, idx); | |
793 | if (mdl->readpos < mdl->bytesused) { | |
794 | /* We finished with data remaining, push the MDL back */ | |
795 | cx18_push(s, mdl, &s->q_full); | |
796 | break; | |
797 | } | |
798 | ||
799 | /* We drained this MDL, schedule it to go to the firmware */ | |
800 | cx18_enqueue(s, mdl, &s->q_free); | |
801 | ||
802 | } while (idx->entries < V4L2_ENC_IDX_ENTRIES); | |
803 | ||
804 | /* Tell the work handler to send free IDX MDLs to the firmware */ | |
805 | cx18_stream_load_fw_queue(s); | |
806 | return 0; | |
3b6fe58f | 807 | } |
1c1e45d1 | 808 | |
b7101de3 ST |
809 | static struct videobuf_queue *cx18_vb_queue(struct cx18_open_id *id) |
810 | { | |
811 | struct videobuf_queue *q = NULL; | |
1bf5842f SF |
812 | struct cx18 *cx = id->cx; |
813 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 814 | |
1bf5842f | 815 | switch (s->vb_type) { |
b7101de3 | 816 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
1bf5842f | 817 | q = &s->vbuf_q; |
b7101de3 ST |
818 | break; |
819 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
820 | break; | |
821 | default: | |
822 | break; | |
823 | } | |
824 | return q; | |
825 | } | |
826 | ||
827 | static int cx18_streamon(struct file *file, void *priv, | |
828 | enum v4l2_buf_type type) | |
829 | { | |
830 | struct cx18_open_id *id = file->private_data; | |
831 | struct cx18 *cx = id->cx; | |
832 | struct cx18_stream *s = &cx->streams[id->type]; | |
833 | ||
834 | /* Start the hardware only if we're the video device */ | |
1bf5842f SF |
835 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
836 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
837 | return -EINVAL; |
838 | ||
839 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
840 | return -EINVAL; | |
841 | ||
842 | /* Establish a buffer timeout */ | |
1bf5842f | 843 | mod_timer(&s->vb_timeout, msecs_to_jiffies(2000) + jiffies); |
b7101de3 ST |
844 | |
845 | return videobuf_streamon(cx18_vb_queue(id)); | |
846 | } | |
847 | ||
848 | static int cx18_streamoff(struct file *file, void *priv, | |
849 | enum v4l2_buf_type type) | |
850 | { | |
851 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
852 | struct cx18 *cx = id->cx; |
853 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 ST |
854 | |
855 | /* Start the hardware only if we're the video device */ | |
1bf5842f SF |
856 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
857 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
858 | return -EINVAL; |
859 | ||
860 | if (id->type != CX18_ENC_STREAM_TYPE_YUV) | |
861 | return -EINVAL; | |
862 | ||
863 | return videobuf_streamoff(cx18_vb_queue(id)); | |
864 | } | |
865 | ||
866 | static int cx18_reqbufs(struct file *file, void *priv, | |
867 | struct v4l2_requestbuffers *rb) | |
868 | { | |
869 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
870 | struct cx18 *cx = id->cx; |
871 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 872 | |
1bf5842f SF |
873 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
874 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
875 | return -EINVAL; |
876 | ||
877 | return videobuf_reqbufs(cx18_vb_queue(id), rb); | |
878 | } | |
879 | ||
880 | static int cx18_querybuf(struct file *file, void *priv, | |
881 | struct v4l2_buffer *b) | |
882 | { | |
883 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
884 | struct cx18 *cx = id->cx; |
885 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 886 | |
1bf5842f SF |
887 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
888 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
889 | return -EINVAL; |
890 | ||
891 | return videobuf_querybuf(cx18_vb_queue(id), b); | |
892 | } | |
893 | ||
894 | static int cx18_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
895 | { | |
896 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
897 | struct cx18 *cx = id->cx; |
898 | struct cx18_stream *s = &cx->streams[id->type]; | |
b7101de3 | 899 | |
1bf5842f SF |
900 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && |
901 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
902 | return -EINVAL; |
903 | ||
904 | return videobuf_qbuf(cx18_vb_queue(id), b); | |
905 | } | |
906 | ||
907 | static int cx18_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) | |
908 | { | |
909 | struct cx18_open_id *id = file->private_data; | |
1bf5842f SF |
910 | struct cx18 *cx = id->cx; |
911 | struct cx18_stream *s = &cx->streams[id->type]; | |
912 | ||
913 | if ((s->vb_type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && | |
914 | (s->vb_type != V4L2_BUF_TYPE_VBI_CAPTURE)) | |
b7101de3 ST |
915 | return -EINVAL; |
916 | ||
917 | return videobuf_dqbuf(cx18_vb_queue(id), b, file->f_flags & O_NONBLOCK); | |
918 | } | |
919 | ||
3b6fe58f AW |
920 | static int cx18_encoder_cmd(struct file *file, void *fh, |
921 | struct v4l2_encoder_cmd *enc) | |
922 | { | |
0b5f265a | 923 | struct cx18_open_id *id = fh2id(fh); |
3b6fe58f | 924 | struct cx18 *cx = id->cx; |
d3c5e707 | 925 | u32 h; |
1c1e45d1 | 926 | |
3b6fe58f AW |
927 | switch (enc->cmd) { |
928 | case V4L2_ENC_CMD_START: | |
929 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
930 | enc->flags = 0; | |
931 | return cx18_start_capture(id); | |
932 | ||
933 | case V4L2_ENC_CMD_STOP: | |
934 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
935 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
936 | cx18_stop_capture(id, | |
937 | enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END); | |
1c1e45d1 | 938 | break; |
1c1e45d1 | 939 | |
3b6fe58f AW |
940 | case V4L2_ENC_CMD_PAUSE: |
941 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
942 | enc->flags = 0; | |
943 | if (!atomic_read(&cx->ana_capturing)) | |
944 | return -EPERM; | |
945 | if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
1c1e45d1 | 946 | return 0; |
d3c5e707 AW |
947 | h = cx18_find_handle(cx); |
948 | if (h == CX18_INVALID_TASK_HANDLE) { | |
6beb1388 | 949 | CX18_ERR("Can't find valid task handle for V4L2_ENC_CMD_PAUSE\n"); |
d3c5e707 AW |
950 | return -EBADFD; |
951 | } | |
3b6fe58f | 952 | cx18_mute(cx); |
d3c5e707 | 953 | cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h); |
3b6fe58f AW |
954 | break; |
955 | ||
956 | case V4L2_ENC_CMD_RESUME: | |
957 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
958 | enc->flags = 0; | |
959 | if (!atomic_read(&cx->ana_capturing)) | |
960 | return -EPERM; | |
961 | if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
962 | return 0; | |
d3c5e707 AW |
963 | h = cx18_find_handle(cx); |
964 | if (h == CX18_INVALID_TASK_HANDLE) { | |
6beb1388 | 965 | CX18_ERR("Can't find valid task handle for V4L2_ENC_CMD_RESUME\n"); |
d3c5e707 AW |
966 | return -EBADFD; |
967 | } | |
968 | cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h); | |
3b6fe58f AW |
969 | cx18_unmute(cx); |
970 | break; | |
971 | ||
972 | default: | |
973 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); | |
1c1e45d1 HV |
974 | return -EINVAL; |
975 | } | |
3b6fe58f AW |
976 | return 0; |
977 | } | |
1c1e45d1 | 978 | |
3b6fe58f AW |
979 | static int cx18_try_encoder_cmd(struct file *file, void *fh, |
980 | struct v4l2_encoder_cmd *enc) | |
981 | { | |
0b5f265a | 982 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 | 983 | |
3b6fe58f AW |
984 | switch (enc->cmd) { |
985 | case V4L2_ENC_CMD_START: | |
986 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
987 | enc->flags = 0; | |
1c1e45d1 | 988 | break; |
1c1e45d1 | 989 | |
3b6fe58f AW |
990 | case V4L2_ENC_CMD_STOP: |
991 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
992 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
993 | break; | |
1c1e45d1 | 994 | |
3b6fe58f AW |
995 | case V4L2_ENC_CMD_PAUSE: |
996 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
997 | enc->flags = 0; | |
998 | break; | |
1c1e45d1 | 999 | |
3b6fe58f AW |
1000 | case V4L2_ENC_CMD_RESUME: |
1001 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
1002 | enc->flags = 0; | |
1c1e45d1 | 1003 | break; |
1c1e45d1 HV |
1004 | |
1005 | default: | |
3b6fe58f | 1006 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); |
1c1e45d1 HV |
1007 | return -EINVAL; |
1008 | } | |
1009 | return 0; | |
1010 | } | |
1011 | ||
3b6fe58f | 1012 | static int cx18_log_status(struct file *file, void *fh) |
1c1e45d1 | 1013 | { |
0b5f265a | 1014 | struct cx18 *cx = fh2id(fh)->cx; |
3b6fe58f AW |
1015 | struct v4l2_input vidin; |
1016 | struct v4l2_audio audin; | |
1017 | int i; | |
1c1e45d1 | 1018 | |
e0f28b6a | 1019 | CX18_INFO("Version: %s Card: %s\n", CX18_VERSION, cx->card_name); |
3b6fe58f AW |
1020 | if (cx->hw_flags & CX18_HW_TVEEPROM) { |
1021 | struct tveeprom tv; | |
1022 | ||
1023 | cx18_read_eeprom(cx, &tv); | |
1024 | } | |
ff2a2001 | 1025 | cx18_call_all(cx, core, log_status); |
3b6fe58f AW |
1026 | cx18_get_input(cx, cx->active_input, &vidin); |
1027 | cx18_get_audio_input(cx, cx->audio_input, &audin); | |
1028 | CX18_INFO("Video Input: %s\n", vidin.name); | |
1029 | CX18_INFO("Audio Input: %s\n", audin.name); | |
8abdd00d | 1030 | mutex_lock(&cx->gpio_lock); |
3d66c405 HV |
1031 | CX18_INFO("GPIO: direction 0x%08x, value 0x%08x\n", |
1032 | cx->gpio_dir, cx->gpio_val); | |
8abdd00d | 1033 | mutex_unlock(&cx->gpio_lock); |
3b6fe58f AW |
1034 | CX18_INFO("Tuner: %s\n", |
1035 | test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV"); | |
a75b9be1 | 1036 | v4l2_ctrl_handler_log_status(&cx->cxhdl.hdl, cx->v4l2_dev.name); |
3b6fe58f AW |
1037 | CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags); |
1038 | for (i = 0; i < CX18_MAX_STREAMS; i++) { | |
1039 | struct cx18_stream *s = &cx->streams[i]; | |
1040 | ||
08569d64 | 1041 | if (s->video_dev.v4l2_dev == NULL || s->buffers == 0) |
3b6fe58f AW |
1042 | continue; |
1043 | CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", | |
1044 | s->name, s->s_flags, | |
52fcb3ec AW |
1045 | atomic_read(&s->q_full.depth) * s->bufs_per_mdl * 100 |
1046 | / s->buffers, | |
3b6fe58f AW |
1047 | (s->buffers * s->buf_size) / 1024, s->buffers); |
1048 | } | |
1049 | CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n", | |
1050 | (long long)cx->mpg_data_received, | |
1051 | (long long)cx->vbi_data_inserted); | |
3b6fe58f AW |
1052 | return 0; |
1053 | } | |
1054 | ||
99cd47bc | 1055 | static long cx18_default(struct file *file, void *fh, bool valid_prio, |
6d43be77 | 1056 | unsigned int cmd, void *arg) |
3b6fe58f | 1057 | { |
0b5f265a | 1058 | struct cx18 *cx = fh2id(fh)->cx; |
1c1e45d1 HV |
1059 | |
1060 | switch (cmd) { | |
02fa272f AW |
1061 | case VIDIOC_INT_RESET: { |
1062 | u32 val = *(u32 *)arg; | |
1063 | ||
1064 | if ((val == 0) || (val & 0x01)) | |
eefe1010 AW |
1065 | cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL, core, reset, |
1066 | (u32) CX18_GPIO_RESET_Z8F0811); | |
02fa272f AW |
1067 | break; |
1068 | } | |
1069 | ||
3b6fe58f | 1070 | default: |
d1c754a9 | 1071 | return -ENOTTY; |
1c1e45d1 HV |
1072 | } |
1073 | return 0; | |
1074 | } | |
1075 | ||
a399810c HV |
1076 | static const struct v4l2_ioctl_ops cx18_ioctl_ops = { |
1077 | .vidioc_querycap = cx18_querycap, | |
a399810c HV |
1078 | .vidioc_s_audio = cx18_s_audio, |
1079 | .vidioc_g_audio = cx18_g_audio, | |
1080 | .vidioc_enumaudio = cx18_enumaudio, | |
1081 | .vidioc_enum_input = cx18_enum_input, | |
1082 | .vidioc_cropcap = cx18_cropcap, | |
55cda4ab | 1083 | .vidioc_g_selection = cx18_g_selection, |
a399810c HV |
1084 | .vidioc_g_input = cx18_g_input, |
1085 | .vidioc_s_input = cx18_s_input, | |
1086 | .vidioc_g_frequency = cx18_g_frequency, | |
1087 | .vidioc_s_frequency = cx18_s_frequency, | |
1088 | .vidioc_s_tuner = cx18_s_tuner, | |
1089 | .vidioc_g_tuner = cx18_g_tuner, | |
1090 | .vidioc_g_enc_index = cx18_g_enc_index, | |
1091 | .vidioc_g_std = cx18_g_std, | |
1092 | .vidioc_s_std = cx18_s_std, | |
1093 | .vidioc_log_status = cx18_log_status, | |
1094 | .vidioc_enum_fmt_vid_cap = cx18_enum_fmt_vid_cap, | |
1095 | .vidioc_encoder_cmd = cx18_encoder_cmd, | |
1096 | .vidioc_try_encoder_cmd = cx18_try_encoder_cmd, | |
1097 | .vidioc_g_fmt_vid_cap = cx18_g_fmt_vid_cap, | |
1098 | .vidioc_g_fmt_vbi_cap = cx18_g_fmt_vbi_cap, | |
1099 | .vidioc_g_fmt_sliced_vbi_cap = cx18_g_fmt_sliced_vbi_cap, | |
1100 | .vidioc_s_fmt_vid_cap = cx18_s_fmt_vid_cap, | |
1101 | .vidioc_s_fmt_vbi_cap = cx18_s_fmt_vbi_cap, | |
1102 | .vidioc_s_fmt_sliced_vbi_cap = cx18_s_fmt_sliced_vbi_cap, | |
1103 | .vidioc_try_fmt_vid_cap = cx18_try_fmt_vid_cap, | |
1104 | .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap, | |
1105 | .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap, | |
1106 | .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap, | |
36ecd495 | 1107 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
a399810c HV |
1108 | .vidioc_g_register = cx18_g_register, |
1109 | .vidioc_s_register = cx18_s_register, | |
36ecd495 | 1110 | #endif |
a399810c | 1111 | .vidioc_default = cx18_default, |
b7101de3 ST |
1112 | .vidioc_streamon = cx18_streamon, |
1113 | .vidioc_streamoff = cx18_streamoff, | |
1114 | .vidioc_reqbufs = cx18_reqbufs, | |
1115 | .vidioc_querybuf = cx18_querybuf, | |
1116 | .vidioc_qbuf = cx18_qbuf, | |
1117 | .vidioc_dqbuf = cx18_dqbuf, | |
eaa80c44 HV |
1118 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, |
1119 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
a399810c HV |
1120 | }; |
1121 | ||
1122 | void cx18_set_funcs(struct video_device *vdev) | |
1123 | { | |
1124 | vdev->ioctl_ops = &cx18_ioctl_ops; | |
3b6fe58f | 1125 | } |