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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> | |
1ed9dcc8 | 7 | * Copyright (C) 2008 Andy Walls <awalls@radix.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> | |
43 | #include <linux/i2c-id.h> | |
44 | ||
aed6abd6 | 45 | u16 cx18_service2vbi(int type) |
1c1e45d1 HV |
46 | { |
47 | switch (type) { | |
48 | case V4L2_SLICED_TELETEXT_B: | |
49 | return CX18_SLICED_TYPE_TELETEXT_B; | |
50 | case V4L2_SLICED_CAPTION_525: | |
51 | return CX18_SLICED_TYPE_CAPTION_525; | |
52 | case V4L2_SLICED_WSS_625: | |
53 | return CX18_SLICED_TYPE_WSS_625; | |
54 | case V4L2_SLICED_VPS: | |
55 | return CX18_SLICED_TYPE_VPS; | |
56 | default: | |
57 | return 0; | |
58 | } | |
59 | } | |
60 | ||
61 | static int valid_service_line(int field, int line, int is_pal) | |
62 | { | |
63 | return (is_pal && line >= 6 && (line != 23 || field == 0)) || | |
64 | (!is_pal && line >= 10 && line < 22); | |
65 | } | |
66 | ||
67 | static u16 select_service_from_set(int field, int line, u16 set, int is_pal) | |
68 | { | |
69 | u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525); | |
70 | int i; | |
71 | ||
72 | set = set & valid_set; | |
73 | if (set == 0 || !valid_service_line(field, line, is_pal)) | |
74 | return 0; | |
75 | if (!is_pal) { | |
76 | if (line == 21 && (set & V4L2_SLICED_CAPTION_525)) | |
77 | return V4L2_SLICED_CAPTION_525; | |
78 | } else { | |
79 | if (line == 16 && field == 0 && (set & V4L2_SLICED_VPS)) | |
80 | return V4L2_SLICED_VPS; | |
81 | if (line == 23 && field == 0 && (set & V4L2_SLICED_WSS_625)) | |
82 | return V4L2_SLICED_WSS_625; | |
83 | if (line == 23) | |
84 | return 0; | |
85 | } | |
86 | for (i = 0; i < 32; i++) { | |
87 | if ((1 << i) & set) | |
88 | return 1 << i; | |
89 | } | |
90 | return 0; | |
91 | } | |
92 | ||
aed6abd6 | 93 | void cx18_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
1c1e45d1 HV |
94 | { |
95 | u16 set = fmt->service_set; | |
96 | int f, l; | |
97 | ||
98 | fmt->service_set = 0; | |
99 | for (f = 0; f < 2; f++) { | |
100 | for (l = 0; l < 24; l++) | |
101 | fmt->service_lines[f][l] = select_service_from_set(f, l, set, is_pal); | |
102 | } | |
103 | } | |
104 | ||
1c1e45d1 | 105 | |
aed6abd6 | 106 | u16 cx18_get_service_set(struct v4l2_sliced_vbi_format *fmt) |
1c1e45d1 HV |
107 | { |
108 | int f, l; | |
109 | u16 set = 0; | |
110 | ||
111 | for (f = 0; f < 2; f++) { | |
112 | for (l = 0; l < 24; l++) | |
113 | set |= fmt->service_lines[f][l]; | |
114 | } | |
115 | return set; | |
116 | } | |
117 | ||
3b6fe58f AW |
118 | static int cx18_g_fmt_vid_cap(struct file *file, void *fh, |
119 | struct v4l2_format *fmt) | |
120 | { | |
121 | struct cx18_open_id *id = fh; | |
122 | struct cx18 *cx = id->cx; | |
0b5a30e9 | 123 | struct v4l2_pix_format *pixfmt = &fmt->fmt.pix; |
1c1e45d1 | 124 | |
0b5a30e9 HV |
125 | pixfmt->width = cx->params.width; |
126 | pixfmt->height = cx->params.height; | |
127 | pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M; | |
128 | pixfmt->field = V4L2_FIELD_INTERLACED; | |
129 | pixfmt->priv = 0; | |
3b6fe58f | 130 | if (id->type == CX18_ENC_STREAM_TYPE_YUV) { |
0b5a30e9 | 131 | pixfmt->pixelformat = V4L2_PIX_FMT_HM12; |
3b6fe58f | 132 | /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ |
0b5a30e9 HV |
133 | pixfmt->sizeimage = |
134 | pixfmt->height * pixfmt->width + | |
135 | pixfmt->height * (pixfmt->width / 2); | |
136 | pixfmt->bytesperline = 720; | |
3b6fe58f | 137 | } else { |
0b5a30e9 HV |
138 | pixfmt->pixelformat = V4L2_PIX_FMT_MPEG; |
139 | pixfmt->sizeimage = 128 * 1024; | |
140 | pixfmt->bytesperline = 0; | |
3b6fe58f AW |
141 | } |
142 | return 0; | |
143 | } | |
1c1e45d1 | 144 | |
3b6fe58f AW |
145 | static int cx18_g_fmt_vbi_cap(struct file *file, void *fh, |
146 | struct v4l2_format *fmt) | |
147 | { | |
148 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
0b5a30e9 | 149 | struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi; |
1c1e45d1 | 150 | |
0b5a30e9 HV |
151 | vbifmt->sampling_rate = 27000000; |
152 | vbifmt->offset = 248; | |
153 | vbifmt->samples_per_line = cx->vbi.raw_decoder_line_size - 4; | |
154 | vbifmt->sample_format = V4L2_PIX_FMT_GREY; | |
155 | vbifmt->start[0] = cx->vbi.start[0]; | |
156 | vbifmt->start[1] = cx->vbi.start[1]; | |
157 | vbifmt->count[0] = vbifmt->count[1] = cx->vbi.count; | |
158 | vbifmt->flags = 0; | |
159 | vbifmt->reserved[0] = 0; | |
160 | vbifmt->reserved[1] = 0; | |
1c1e45d1 HV |
161 | return 0; |
162 | } | |
163 | ||
3b6fe58f AW |
164 | static int cx18_g_fmt_sliced_vbi_cap(struct file *file, void *fh, |
165 | struct v4l2_format *fmt) | |
1c1e45d1 | 166 | { |
3b6fe58f AW |
167 | return -EINVAL; |
168 | } | |
1c1e45d1 | 169 | |
3b6fe58f AW |
170 | static int cx18_try_fmt_vid_cap(struct file *file, void *fh, |
171 | struct v4l2_format *fmt) | |
172 | { | |
173 | struct cx18_open_id *id = fh; | |
174 | struct cx18 *cx = id->cx; | |
3b6fe58f AW |
175 | int w = fmt->fmt.pix.width; |
176 | int h = fmt->fmt.pix.height; | |
1c1e45d1 | 177 | |
3b6fe58f AW |
178 | w = min(w, 720); |
179 | w = max(w, 1); | |
180 | h = min(h, cx->is_50hz ? 576 : 480); | |
181 | h = max(h, 2); | |
182 | cx18_g_fmt_vid_cap(file, fh, fmt); | |
183 | fmt->fmt.pix.width = w; | |
184 | fmt->fmt.pix.height = h; | |
185 | return 0; | |
186 | } | |
1c1e45d1 | 187 | |
3b6fe58f AW |
188 | static int cx18_try_fmt_vbi_cap(struct file *file, void *fh, |
189 | struct v4l2_format *fmt) | |
190 | { | |
3b6fe58f AW |
191 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
192 | } | |
193 | ||
194 | static int cx18_try_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
195 | struct v4l2_format *fmt) | |
196 | { | |
197 | return -EINVAL; | |
198 | } | |
199 | ||
200 | static int cx18_s_fmt_vid_cap(struct file *file, void *fh, | |
201 | struct v4l2_format *fmt) | |
202 | { | |
203 | struct cx18_open_id *id = fh; | |
204 | struct cx18 *cx = id->cx; | |
205 | int ret; | |
effc3466 | 206 | int w, h; |
3b6fe58f AW |
207 | |
208 | ret = v4l2_prio_check(&cx->prio, &id->prio); | |
209 | if (ret) | |
210 | return ret; | |
1c1e45d1 | 211 | |
3b6fe58f AW |
212 | ret = cx18_try_fmt_vid_cap(file, fh, fmt); |
213 | if (ret) | |
214 | return ret; | |
effc3466 HV |
215 | w = fmt->fmt.pix.width; |
216 | h = fmt->fmt.pix.height; | |
1c1e45d1 | 217 | |
3b6fe58f | 218 | if (cx->params.width == w && cx->params.height == h) |
1c1e45d1 | 219 | return 0; |
3b6fe58f AW |
220 | |
221 | if (atomic_read(&cx->ana_capturing) > 0) | |
1c1e45d1 | 222 | return -EBUSY; |
3b6fe58f AW |
223 | |
224 | cx->params.width = w; | |
225 | cx->params.height = h; | |
1c1e45d1 | 226 | cx18_av_cmd(cx, VIDIOC_S_FMT, fmt); |
3b6fe58f | 227 | return cx18_g_fmt_vid_cap(file, fh, fmt); |
1c1e45d1 HV |
228 | } |
229 | ||
3b6fe58f AW |
230 | static int cx18_s_fmt_vbi_cap(struct file *file, void *fh, |
231 | struct v4l2_format *fmt) | |
1c1e45d1 | 232 | { |
3b6fe58f | 233 | struct cx18_open_id *id = fh; |
1c1e45d1 | 234 | struct cx18 *cx = id->cx; |
3b6fe58f | 235 | int ret; |
1c1e45d1 | 236 | |
3b6fe58f AW |
237 | ret = v4l2_prio_check(&cx->prio, &id->prio); |
238 | if (ret) | |
239 | return ret; | |
1c1e45d1 | 240 | |
dd073434 | 241 | if (!cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0) |
3b6fe58f | 242 | return -EBUSY; |
1c1e45d1 | 243 | |
3b6fe58f | 244 | cx->vbi.sliced_in->service_set = 0; |
dd073434 AW |
245 | cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; |
246 | cx18_av_cmd(cx, VIDIOC_S_FMT, fmt); | |
3b6fe58f AW |
247 | return cx18_g_fmt_vbi_cap(file, fh, fmt); |
248 | } | |
249 | ||
250 | static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh, | |
251 | struct v4l2_format *fmt) | |
252 | { | |
253 | return -EINVAL; | |
254 | } | |
255 | ||
256 | static int cx18_g_chip_ident(struct file *file, void *fh, | |
257 | struct v4l2_chip_ident *chip) | |
258 | { | |
259 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
260 | ||
3b6fe58f AW |
261 | chip->ident = V4L2_IDENT_NONE; |
262 | chip->revision = 0; | |
263 | if (chip->match_type == V4L2_CHIP_MATCH_HOST) { | |
264 | if (v4l2_chip_match_host(chip->match_type, chip->match_chip)) | |
265 | chip->ident = V4L2_IDENT_CX23418; | |
266 | return 0; | |
1c1e45d1 | 267 | } |
3b6fe58f AW |
268 | if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER) |
269 | return cx18_i2c_id(cx, chip->match_chip, VIDIOC_G_CHIP_IDENT, | |
270 | chip); | |
271 | if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR) | |
272 | return cx18_call_i2c_client(cx, chip->match_chip, | |
273 | VIDIOC_G_CHIP_IDENT, chip); | |
274 | return -EINVAL; | |
275 | } | |
276 | ||
36ecd495 HV |
277 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
278 | static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg) | |
279 | { | |
280 | struct v4l2_register *regs = arg; | |
281 | unsigned long flags; | |
282 | ||
283 | if (!capable(CAP_SYS_ADMIN)) | |
284 | return -EPERM; | |
285 | if (regs->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) | |
286 | return -EINVAL; | |
287 | ||
288 | spin_lock_irqsave(&cx18_cards_lock, flags); | |
289 | if (cmd == VIDIOC_DBG_G_REGISTER) | |
b1526421 | 290 | regs->val = cx18_read_enc(cx, regs->reg); |
36ecd495 | 291 | else |
b1526421 | 292 | cx18_write_enc(cx, regs->val, regs->reg); |
36ecd495 HV |
293 | spin_unlock_irqrestore(&cx18_cards_lock, flags); |
294 | return 0; | |
295 | } | |
296 | ||
3b6fe58f AW |
297 | static int cx18_g_register(struct file *file, void *fh, |
298 | struct v4l2_register *reg) | |
299 | { | |
300 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
301 | ||
3b6fe58f AW |
302 | if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) |
303 | return cx18_cxc(cx, VIDIOC_DBG_G_REGISTER, reg); | |
304 | if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER) | |
305 | return cx18_i2c_id(cx, reg->match_chip, VIDIOC_DBG_G_REGISTER, | |
306 | reg); | |
307 | return cx18_call_i2c_client(cx, reg->match_chip, VIDIOC_DBG_G_REGISTER, | |
308 | reg); | |
309 | } | |
310 | ||
311 | static int cx18_s_register(struct file *file, void *fh, | |
312 | struct v4l2_register *reg) | |
313 | { | |
314 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
315 | ||
3b6fe58f AW |
316 | if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) |
317 | return cx18_cxc(cx, VIDIOC_DBG_S_REGISTER, reg); | |
318 | if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER) | |
319 | return cx18_i2c_id(cx, reg->match_chip, VIDIOC_DBG_S_REGISTER, | |
320 | reg); | |
321 | return cx18_call_i2c_client(cx, reg->match_chip, VIDIOC_DBG_S_REGISTER, | |
322 | reg); | |
323 | } | |
36ecd495 | 324 | #endif |
3b6fe58f AW |
325 | |
326 | static int cx18_g_priority(struct file *file, void *fh, enum v4l2_priority *p) | |
327 | { | |
328 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
329 | ||
3b6fe58f | 330 | *p = v4l2_prio_max(&cx->prio); |
1c1e45d1 HV |
331 | return 0; |
332 | } | |
333 | ||
3b6fe58f | 334 | static int cx18_s_priority(struct file *file, void *fh, enum v4l2_priority prio) |
1c1e45d1 | 335 | { |
3b6fe58f AW |
336 | struct cx18_open_id *id = fh; |
337 | struct cx18 *cx = id->cx; | |
1c1e45d1 | 338 | |
3b6fe58f AW |
339 | return v4l2_prio_change(&cx->prio, &id->prio, prio); |
340 | } | |
1c1e45d1 | 341 | |
3b6fe58f AW |
342 | static int cx18_querycap(struct file *file, void *fh, |
343 | struct v4l2_capability *vcap) | |
344 | { | |
345 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 346 | |
3b6fe58f AW |
347 | strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver)); |
348 | strlcpy(vcap->card, cx->card_name, sizeof(vcap->card)); | |
741e1f3b | 349 | snprintf(vcap->bus_info, sizeof(vcap->bus_info), "PCI:%s", pci_name(cx->dev)); |
3b6fe58f AW |
350 | vcap->version = CX18_DRIVER_VERSION; /* version */ |
351 | vcap->capabilities = cx->v4l2_cap; /* capabilities */ | |
352 | return 0; | |
353 | } | |
1c1e45d1 | 354 | |
3b6fe58f AW |
355 | static int cx18_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin) |
356 | { | |
357 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 358 | |
3b6fe58f AW |
359 | return cx18_get_audio_input(cx, vin->index, vin); |
360 | } | |
1c1e45d1 | 361 | |
3b6fe58f AW |
362 | static int cx18_g_audio(struct file *file, void *fh, struct v4l2_audio *vin) |
363 | { | |
364 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 365 | |
3b6fe58f AW |
366 | vin->index = cx->audio_input; |
367 | return cx18_get_audio_input(cx, vin->index, vin); | |
368 | } | |
1c1e45d1 | 369 | |
3b6fe58f AW |
370 | static int cx18_s_audio(struct file *file, void *fh, struct v4l2_audio *vout) |
371 | { | |
372 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 373 | |
3b6fe58f AW |
374 | if (vout->index >= cx->nof_audio_inputs) |
375 | return -EINVAL; | |
376 | cx->audio_input = vout->index; | |
377 | cx18_audio_set_io(cx); | |
378 | return 0; | |
379 | } | |
1c1e45d1 | 380 | |
3b6fe58f AW |
381 | static int cx18_enum_input(struct file *file, void *fh, struct v4l2_input *vin) |
382 | { | |
383 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 384 | |
3b6fe58f AW |
385 | /* set it to defaults from our table */ |
386 | return cx18_get_input(cx, vin->index, vin); | |
387 | } | |
1c1e45d1 | 388 | |
3b6fe58f AW |
389 | static int cx18_cropcap(struct file *file, void *fh, |
390 | struct v4l2_cropcap *cropcap) | |
391 | { | |
392 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 393 | |
3b6fe58f AW |
394 | if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
395 | return -EINVAL; | |
396 | cropcap->bounds.top = cropcap->bounds.left = 0; | |
397 | cropcap->bounds.width = 720; | |
398 | cropcap->bounds.height = cx->is_50hz ? 576 : 480; | |
399 | cropcap->pixelaspect.numerator = cx->is_50hz ? 59 : 10; | |
400 | cropcap->pixelaspect.denominator = cx->is_50hz ? 54 : 11; | |
401 | cropcap->defrect = cropcap->bounds; | |
402 | return 0; | |
403 | } | |
1c1e45d1 | 404 | |
3b6fe58f AW |
405 | static int cx18_s_crop(struct file *file, void *fh, struct v4l2_crop *crop) |
406 | { | |
407 | struct cx18_open_id *id = fh; | |
408 | struct cx18 *cx = id->cx; | |
409 | int ret; | |
1c1e45d1 | 410 | |
3b6fe58f AW |
411 | ret = v4l2_prio_check(&cx->prio, &id->prio); |
412 | if (ret) | |
413 | return ret; | |
1c1e45d1 | 414 | |
3b6fe58f AW |
415 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
416 | return -EINVAL; | |
417 | return cx18_av_cmd(cx, VIDIOC_S_CROP, crop); | |
418 | } | |
1c1e45d1 | 419 | |
3b6fe58f AW |
420 | static int cx18_g_crop(struct file *file, void *fh, struct v4l2_crop *crop) |
421 | { | |
422 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 423 | |
3b6fe58f AW |
424 | if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
425 | return -EINVAL; | |
426 | return cx18_av_cmd(cx, VIDIOC_G_CROP, crop); | |
427 | } | |
428 | ||
429 | static int cx18_enum_fmt_vid_cap(struct file *file, void *fh, | |
430 | struct v4l2_fmtdesc *fmt) | |
431 | { | |
432 | static struct v4l2_fmtdesc formats[] = { | |
433 | { 0, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0, | |
434 | "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 } | |
435 | }, | |
436 | { 1, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FMT_FLAG_COMPRESSED, | |
437 | "MPEG", V4L2_PIX_FMT_MPEG, { 0, 0, 0, 0 } | |
1c1e45d1 | 438 | } |
3b6fe58f AW |
439 | }; |
440 | ||
3b6fe58f AW |
441 | if (fmt->index > 1) |
442 | return -EINVAL; | |
443 | *fmt = formats[fmt->index]; | |
444 | return 0; | |
445 | } | |
446 | ||
447 | static int cx18_g_input(struct file *file, void *fh, unsigned int *i) | |
448 | { | |
449 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
450 | ||
3b6fe58f AW |
451 | *i = cx->active_input; |
452 | return 0; | |
453 | } | |
454 | ||
455 | int cx18_s_input(struct file *file, void *fh, unsigned int inp) | |
456 | { | |
457 | struct cx18_open_id *id = fh; | |
458 | struct cx18 *cx = id->cx; | |
459 | int ret; | |
460 | ||
461 | ret = v4l2_prio_check(&cx->prio, &id->prio); | |
462 | if (ret) | |
463 | return ret; | |
464 | ||
3b6fe58f AW |
465 | if (inp < 0 || inp >= cx->nof_inputs) |
466 | return -EINVAL; | |
467 | ||
468 | if (inp == cx->active_input) { | |
469 | CX18_DEBUG_INFO("Input unchanged\n"); | |
1c1e45d1 HV |
470 | return 0; |
471 | } | |
472 | ||
3b6fe58f AW |
473 | CX18_DEBUG_INFO("Changing input from %d to %d\n", |
474 | cx->active_input, inp); | |
1c1e45d1 | 475 | |
3b6fe58f AW |
476 | cx->active_input = inp; |
477 | /* Set the audio input to whatever is appropriate for the input type. */ | |
478 | cx->audio_input = cx->card->video_inputs[inp].audio_index; | |
1c1e45d1 | 479 | |
3b6fe58f AW |
480 | /* prevent others from messing with the streams until |
481 | we're finished changing inputs. */ | |
482 | cx18_mute(cx); | |
483 | cx18_video_set_io(cx); | |
484 | cx18_audio_set_io(cx); | |
485 | cx18_unmute(cx); | |
486 | return 0; | |
487 | } | |
1c1e45d1 | 488 | |
3b6fe58f AW |
489 | static int cx18_g_frequency(struct file *file, void *fh, |
490 | struct v4l2_frequency *vf) | |
491 | { | |
492 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 493 | |
3b6fe58f AW |
494 | if (vf->tuner != 0) |
495 | return -EINVAL; | |
1c1e45d1 | 496 | |
3b6fe58f AW |
497 | cx18_call_i2c_clients(cx, VIDIOC_G_FREQUENCY, vf); |
498 | return 0; | |
499 | } | |
1c1e45d1 | 500 | |
3b6fe58f AW |
501 | int cx18_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) |
502 | { | |
503 | struct cx18_open_id *id = fh; | |
504 | struct cx18 *cx = id->cx; | |
505 | int ret; | |
1c1e45d1 | 506 | |
3b6fe58f AW |
507 | ret = v4l2_prio_check(&cx->prio, &id->prio); |
508 | if (ret) | |
509 | return ret; | |
1c1e45d1 | 510 | |
3b6fe58f AW |
511 | if (vf->tuner != 0) |
512 | return -EINVAL; | |
1c1e45d1 | 513 | |
3b6fe58f AW |
514 | cx18_mute(cx); |
515 | CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency); | |
516 | cx18_call_i2c_clients(cx, VIDIOC_S_FREQUENCY, vf); | |
517 | cx18_unmute(cx); | |
518 | return 0; | |
519 | } | |
1c1e45d1 | 520 | |
3b6fe58f AW |
521 | static int cx18_g_std(struct file *file, void *fh, v4l2_std_id *std) |
522 | { | |
523 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 524 | |
3b6fe58f AW |
525 | *std = cx->std; |
526 | return 0; | |
527 | } | |
1c1e45d1 | 528 | |
3b6fe58f AW |
529 | int cx18_s_std(struct file *file, void *fh, v4l2_std_id *std) |
530 | { | |
531 | struct cx18_open_id *id = fh; | |
532 | struct cx18 *cx = id->cx; | |
533 | int ret; | |
1c1e45d1 | 534 | |
3b6fe58f AW |
535 | ret = v4l2_prio_check(&cx->prio, &id->prio); |
536 | if (ret) | |
537 | return ret; | |
1c1e45d1 | 538 | |
3b6fe58f AW |
539 | if ((*std & V4L2_STD_ALL) == 0) |
540 | return -EINVAL; | |
1c1e45d1 | 541 | |
3b6fe58f AW |
542 | if (*std == cx->std) |
543 | return 0; | |
544 | ||
545 | if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) || | |
546 | atomic_read(&cx->ana_capturing) > 0) { | |
547 | /* Switching standard would turn off the radio or mess | |
548 | with already running streams, prevent that by | |
549 | returning EBUSY. */ | |
550 | return -EBUSY; | |
1c1e45d1 HV |
551 | } |
552 | ||
3b6fe58f AW |
553 | cx->std = *std; |
554 | cx->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0; | |
555 | cx->params.is_50hz = cx->is_50hz = !cx->is_60hz; | |
556 | cx->params.width = 720; | |
557 | cx->params.height = cx->is_50hz ? 576 : 480; | |
558 | cx->vbi.count = cx->is_50hz ? 18 : 12; | |
559 | cx->vbi.start[0] = cx->is_50hz ? 6 : 10; | |
560 | cx->vbi.start[1] = cx->is_50hz ? 318 : 273; | |
561 | cx->vbi.sliced_decoder_line_size = cx->is_60hz ? 272 : 284; | |
562 | CX18_DEBUG_INFO("Switching standard to %llx.\n", | |
563 | (unsigned long long) cx->std); | |
564 | ||
565 | /* Tuner */ | |
566 | cx18_call_i2c_clients(cx, VIDIOC_S_STD, &cx->std); | |
567 | return 0; | |
568 | } | |
1c1e45d1 | 569 | |
3b6fe58f AW |
570 | static int cx18_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) |
571 | { | |
572 | struct cx18_open_id *id = fh; | |
573 | struct cx18 *cx = id->cx; | |
574 | int ret; | |
1c1e45d1 | 575 | |
3b6fe58f AW |
576 | ret = v4l2_prio_check(&cx->prio, &id->prio); |
577 | if (ret) | |
578 | return ret; | |
579 | ||
3b6fe58f AW |
580 | if (vt->index != 0) |
581 | return -EINVAL; | |
582 | ||
583 | /* Setting tuner can only set audio mode */ | |
584 | cx18_call_i2c_clients(cx, VIDIOC_S_TUNER, vt); | |
585 | ||
586 | return 0; | |
587 | } | |
588 | ||
589 | static int cx18_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt) | |
590 | { | |
591 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
592 | ||
3b6fe58f AW |
593 | if (vt->index != 0) |
594 | return -EINVAL; | |
595 | ||
596 | cx18_call_i2c_clients(cx, VIDIOC_G_TUNER, vt); | |
597 | ||
598 | if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags)) { | |
599 | strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name)); | |
600 | vt->type = V4L2_TUNER_RADIO; | |
601 | } else { | |
602 | strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name)); | |
603 | vt->type = V4L2_TUNER_ANALOG_TV; | |
1c1e45d1 HV |
604 | } |
605 | ||
3b6fe58f AW |
606 | return 0; |
607 | } | |
608 | ||
609 | static int cx18_g_sliced_vbi_cap(struct file *file, void *fh, | |
610 | struct v4l2_sliced_vbi_cap *cap) | |
611 | { | |
612 | return -EINVAL; | |
613 | } | |
1c1e45d1 | 614 | |
3b6fe58f AW |
615 | static int cx18_g_enc_index(struct file *file, void *fh, |
616 | struct v4l2_enc_idx *idx) | |
617 | { | |
618 | return -EINVAL; | |
619 | } | |
1c1e45d1 | 620 | |
3b6fe58f AW |
621 | static int cx18_encoder_cmd(struct file *file, void *fh, |
622 | struct v4l2_encoder_cmd *enc) | |
623 | { | |
624 | struct cx18_open_id *id = fh; | |
625 | struct cx18 *cx = id->cx; | |
d3c5e707 | 626 | u32 h; |
1c1e45d1 | 627 | |
3b6fe58f AW |
628 | switch (enc->cmd) { |
629 | case V4L2_ENC_CMD_START: | |
630 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
631 | enc->flags = 0; | |
632 | return cx18_start_capture(id); | |
633 | ||
634 | case V4L2_ENC_CMD_STOP: | |
635 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
636 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
637 | cx18_stop_capture(id, | |
638 | enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END); | |
1c1e45d1 | 639 | break; |
1c1e45d1 | 640 | |
3b6fe58f AW |
641 | case V4L2_ENC_CMD_PAUSE: |
642 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
643 | enc->flags = 0; | |
644 | if (!atomic_read(&cx->ana_capturing)) | |
645 | return -EPERM; | |
646 | if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
1c1e45d1 | 647 | return 0; |
d3c5e707 AW |
648 | h = cx18_find_handle(cx); |
649 | if (h == CX18_INVALID_TASK_HANDLE) { | |
650 | CX18_ERR("Can't find valid task handle for " | |
651 | "V4L2_ENC_CMD_PAUSE\n"); | |
652 | return -EBADFD; | |
653 | } | |
3b6fe58f | 654 | cx18_mute(cx); |
d3c5e707 | 655 | cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h); |
3b6fe58f AW |
656 | break; |
657 | ||
658 | case V4L2_ENC_CMD_RESUME: | |
659 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
660 | enc->flags = 0; | |
661 | if (!atomic_read(&cx->ana_capturing)) | |
662 | return -EPERM; | |
663 | if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags)) | |
664 | return 0; | |
d3c5e707 AW |
665 | h = cx18_find_handle(cx); |
666 | if (h == CX18_INVALID_TASK_HANDLE) { | |
667 | CX18_ERR("Can't find valid task handle for " | |
668 | "V4L2_ENC_CMD_RESUME\n"); | |
669 | return -EBADFD; | |
670 | } | |
671 | cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h); | |
3b6fe58f AW |
672 | cx18_unmute(cx); |
673 | break; | |
674 | ||
675 | default: | |
676 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); | |
1c1e45d1 HV |
677 | return -EINVAL; |
678 | } | |
3b6fe58f AW |
679 | return 0; |
680 | } | |
1c1e45d1 | 681 | |
3b6fe58f AW |
682 | static int cx18_try_encoder_cmd(struct file *file, void *fh, |
683 | struct v4l2_encoder_cmd *enc) | |
684 | { | |
685 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 | 686 | |
3b6fe58f AW |
687 | switch (enc->cmd) { |
688 | case V4L2_ENC_CMD_START: | |
689 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); | |
690 | enc->flags = 0; | |
1c1e45d1 | 691 | break; |
1c1e45d1 | 692 | |
3b6fe58f AW |
693 | case V4L2_ENC_CMD_STOP: |
694 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); | |
695 | enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; | |
696 | break; | |
1c1e45d1 | 697 | |
3b6fe58f AW |
698 | case V4L2_ENC_CMD_PAUSE: |
699 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); | |
700 | enc->flags = 0; | |
701 | break; | |
1c1e45d1 | 702 | |
3b6fe58f AW |
703 | case V4L2_ENC_CMD_RESUME: |
704 | CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); | |
705 | enc->flags = 0; | |
1c1e45d1 | 706 | break; |
1c1e45d1 HV |
707 | |
708 | default: | |
3b6fe58f | 709 | CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); |
1c1e45d1 HV |
710 | return -EINVAL; |
711 | } | |
712 | return 0; | |
713 | } | |
714 | ||
3b6fe58f | 715 | static int cx18_log_status(struct file *file, void *fh) |
1c1e45d1 | 716 | { |
3b6fe58f AW |
717 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; |
718 | struct v4l2_input vidin; | |
719 | struct v4l2_audio audin; | |
720 | int i; | |
1c1e45d1 | 721 | |
3b6fe58f AW |
722 | CX18_INFO("================= START STATUS CARD #%d =================\n", cx->num); |
723 | if (cx->hw_flags & CX18_HW_TVEEPROM) { | |
724 | struct tveeprom tv; | |
725 | ||
726 | cx18_read_eeprom(cx, &tv); | |
727 | } | |
728 | cx18_call_i2c_clients(cx, VIDIOC_LOG_STATUS, NULL); | |
729 | cx18_get_input(cx, cx->active_input, &vidin); | |
730 | cx18_get_audio_input(cx, cx->audio_input, &audin); | |
731 | CX18_INFO("Video Input: %s\n", vidin.name); | |
732 | CX18_INFO("Audio Input: %s\n", audin.name); | |
8abdd00d | 733 | mutex_lock(&cx->gpio_lock); |
3d66c405 HV |
734 | CX18_INFO("GPIO: direction 0x%08x, value 0x%08x\n", |
735 | cx->gpio_dir, cx->gpio_val); | |
8abdd00d | 736 | mutex_unlock(&cx->gpio_lock); |
3b6fe58f AW |
737 | CX18_INFO("Tuner: %s\n", |
738 | test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV"); | |
739 | cx2341x_log_status(&cx->params, cx->name); | |
740 | CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags); | |
741 | for (i = 0; i < CX18_MAX_STREAMS; i++) { | |
742 | struct cx18_stream *s = &cx->streams[i]; | |
743 | ||
744 | if (s->v4l2dev == NULL || s->buffers == 0) | |
745 | continue; | |
746 | CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", | |
747 | s->name, s->s_flags, | |
66c2a6b0 | 748 | atomic_read(&s->q_full.buffers) * 100 / s->buffers, |
3b6fe58f AW |
749 | (s->buffers * s->buf_size) / 1024, s->buffers); |
750 | } | |
751 | CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n", | |
752 | (long long)cx->mpg_data_received, | |
753 | (long long)cx->vbi_data_inserted); | |
754 | CX18_INFO("================== END STATUS CARD #%d ==================\n", cx->num); | |
755 | return 0; | |
756 | } | |
757 | ||
758 | static int cx18_default(struct file *file, void *fh, int cmd, void *arg) | |
759 | { | |
760 | struct cx18 *cx = ((struct cx18_open_id *)fh)->cx; | |
1c1e45d1 HV |
761 | |
762 | switch (cmd) { | |
3b6fe58f AW |
763 | case VIDIOC_INT_S_AUDIO_ROUTING: { |
764 | struct v4l2_routing *route = arg; | |
37f89f95 HV |
765 | |
766 | CX18_DEBUG_IOCTL("VIDIOC_INT_S_AUDIO_ROUTING(%d, %d)\n", | |
767 | route->input, route->output); | |
3b6fe58f AW |
768 | cx18_audio_set_route(cx, route); |
769 | break; | |
770 | } | |
02fa272f AW |
771 | |
772 | case VIDIOC_INT_RESET: { | |
773 | u32 val = *(u32 *)arg; | |
774 | ||
775 | if ((val == 0) || (val & 0x01)) | |
776 | cx18_reset_ir_gpio(&cx->i2c_algo_cb_data[0]); | |
777 | break; | |
778 | } | |
779 | ||
3b6fe58f | 780 | default: |
1c1e45d1 | 781 | return -EINVAL; |
1c1e45d1 HV |
782 | } |
783 | return 0; | |
784 | } | |
785 | ||
bec43661 | 786 | int cx18_v4l2_ioctl(struct file *filp, unsigned int cmd, |
1c1e45d1 HV |
787 | unsigned long arg) |
788 | { | |
37f89f95 | 789 | struct video_device *vfd = video_devdata(filp); |
1c1e45d1 HV |
790 | struct cx18_open_id *id = (struct cx18_open_id *)filp->private_data; |
791 | struct cx18 *cx = id->cx; | |
792 | int res; | |
793 | ||
794 | mutex_lock(&cx->serialize_lock); | |
37f89f95 HV |
795 | |
796 | if (cx18_debug & CX18_DBGFLG_IOCTL) | |
797 | vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG; | |
bec43661 | 798 | res = video_ioctl2(filp, cmd, arg); |
37f89f95 | 799 | vfd->debug = 0; |
1c1e45d1 HV |
800 | mutex_unlock(&cx->serialize_lock); |
801 | return res; | |
802 | } | |
3b6fe58f | 803 | |
a399810c HV |
804 | static const struct v4l2_ioctl_ops cx18_ioctl_ops = { |
805 | .vidioc_querycap = cx18_querycap, | |
806 | .vidioc_g_priority = cx18_g_priority, | |
807 | .vidioc_s_priority = cx18_s_priority, | |
808 | .vidioc_s_audio = cx18_s_audio, | |
809 | .vidioc_g_audio = cx18_g_audio, | |
810 | .vidioc_enumaudio = cx18_enumaudio, | |
811 | .vidioc_enum_input = cx18_enum_input, | |
812 | .vidioc_cropcap = cx18_cropcap, | |
813 | .vidioc_s_crop = cx18_s_crop, | |
814 | .vidioc_g_crop = cx18_g_crop, | |
815 | .vidioc_g_input = cx18_g_input, | |
816 | .vidioc_s_input = cx18_s_input, | |
817 | .vidioc_g_frequency = cx18_g_frequency, | |
818 | .vidioc_s_frequency = cx18_s_frequency, | |
819 | .vidioc_s_tuner = cx18_s_tuner, | |
820 | .vidioc_g_tuner = cx18_g_tuner, | |
821 | .vidioc_g_enc_index = cx18_g_enc_index, | |
822 | .vidioc_g_std = cx18_g_std, | |
823 | .vidioc_s_std = cx18_s_std, | |
824 | .vidioc_log_status = cx18_log_status, | |
825 | .vidioc_enum_fmt_vid_cap = cx18_enum_fmt_vid_cap, | |
826 | .vidioc_encoder_cmd = cx18_encoder_cmd, | |
827 | .vidioc_try_encoder_cmd = cx18_try_encoder_cmd, | |
828 | .vidioc_g_fmt_vid_cap = cx18_g_fmt_vid_cap, | |
829 | .vidioc_g_fmt_vbi_cap = cx18_g_fmt_vbi_cap, | |
830 | .vidioc_g_fmt_sliced_vbi_cap = cx18_g_fmt_sliced_vbi_cap, | |
831 | .vidioc_s_fmt_vid_cap = cx18_s_fmt_vid_cap, | |
832 | .vidioc_s_fmt_vbi_cap = cx18_s_fmt_vbi_cap, | |
833 | .vidioc_s_fmt_sliced_vbi_cap = cx18_s_fmt_sliced_vbi_cap, | |
834 | .vidioc_try_fmt_vid_cap = cx18_try_fmt_vid_cap, | |
835 | .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap, | |
836 | .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap, | |
837 | .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap, | |
838 | .vidioc_g_chip_ident = cx18_g_chip_ident, | |
36ecd495 | 839 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
a399810c HV |
840 | .vidioc_g_register = cx18_g_register, |
841 | .vidioc_s_register = cx18_s_register, | |
36ecd495 | 842 | #endif |
a399810c HV |
843 | .vidioc_default = cx18_default, |
844 | .vidioc_queryctrl = cx18_queryctrl, | |
845 | .vidioc_querymenu = cx18_querymenu, | |
846 | .vidioc_g_ext_ctrls = cx18_g_ext_ctrls, | |
847 | .vidioc_s_ext_ctrls = cx18_s_ext_ctrls, | |
848 | .vidioc_try_ext_ctrls = cx18_try_ext_ctrls, | |
849 | }; | |
850 | ||
851 | void cx18_set_funcs(struct video_device *vdev) | |
852 | { | |
853 | vdev->ioctl_ops = &cx18_ioctl_ops; | |
3b6fe58f | 854 | } |