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[media] v4l2: pass std by value to the write-only s_std ioctl
[linux-block.git] / drivers / media / pci / cx23885 / cx23885-video.c
CommitLineData
e47f30b1
ST		 1/*
2 * Driver for the Conexant CX23885 PCIe bridge
3 *
6d897616 4 * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
e47f30b1
ST		 5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#include <linux/init.h>
23#include <linux/list.h>
24#include <linux/module.h>
25#include <linux/moduleparam.h>
26#include <linux/kmod.h>
27#include <linux/kernel.h>
28#include <linux/slab.h>
29#include <linux/interrupt.h>
30#include <linux/delay.h>
31#include <linux/kthread.h>
32#include <asm/div64.h>
33
34#include "cx23885.h"
35#include <media/v4l2-common.h>
35ea11ff 36#include <media/v4l2-ioctl.h>
74618244 37#include "cx23885-ioctl.h"
0b32d65c 38#include "tuner-xc2028.h"
e47f30b1 39
97ce5670
MM		 40#include <media/cx25840.h>
41
e47f30b1 42MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards");
6d897616 43MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
e47f30b1
ST		 44MODULE_LICENSE("GPL");
45
46/* ------------------------------------------------------------------ */
47
48static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
49static unsigned int vbi_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
50static unsigned int radio_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
51
52module_param_array(video_nr, int, NULL, 0444);
53module_param_array(vbi_nr, int, NULL, 0444);
54module_param_array(radio_nr, int, NULL, 0444);
55
56MODULE_PARM_DESC(video_nr, "video device numbers");
57MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
58MODULE_PARM_DESC(radio_nr, "radio device numbers");
59
4513fc69 60static unsigned int video_debug;
e47f30b1
ST		 61module_param(video_debug, int, 0644);
62MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
63
4513fc69 64static unsigned int irq_debug;
e47f30b1
ST		 65module_param(irq_debug, int, 0644);
66MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
67
68static unsigned int vid_limit = 16;
69module_param(vid_limit, int, 0644);
70MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
71
72#define dprintk(level, fmt, arg...)\
4513fc69 73 do { if (video_debug >= level)\
79776c89 74 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\
4513fc69 75 } while (0)
e47f30b1
ST		 76
77/* ------------------------------------------------------------------- */
78/* static data */
79
80#define FORMAT_FLAGS_PACKED 0x01
af76e9f6 81#if 0
e47f30b1
ST		 82static struct cx23885_fmt formats[] = {
83 {
84 .name = "8 bpp, gray",
85 .fourcc = V4L2_PIX_FMT_GREY,
86 .depth = 8,
87 .flags = FORMAT_FLAGS_PACKED,
88 }, {
89 .name = "15 bpp RGB, le",
90 .fourcc = V4L2_PIX_FMT_RGB555,
91 .depth = 16,
92 .flags = FORMAT_FLAGS_PACKED,
93 }, {
94 .name = "15 bpp RGB, be",
95 .fourcc = V4L2_PIX_FMT_RGB555X,
96 .depth = 16,
97 .flags = FORMAT_FLAGS_PACKED,
98 }, {
99 .name = "16 bpp RGB, le",
100 .fourcc = V4L2_PIX_FMT_RGB565,
101 .depth = 16,
102 .flags = FORMAT_FLAGS_PACKED,
103 }, {
104 .name = "16 bpp RGB, be",
105 .fourcc = V4L2_PIX_FMT_RGB565X,
106 .depth = 16,
107 .flags = FORMAT_FLAGS_PACKED,
108 }, {
109 .name = "24 bpp RGB, le",
110 .fourcc = V4L2_PIX_FMT_BGR24,
111 .depth = 24,
112 .flags = FORMAT_FLAGS_PACKED,
113 }, {
114 .name = "32 bpp RGB, le",
115 .fourcc = V4L2_PIX_FMT_BGR32,
116 .depth = 32,
117 .flags = FORMAT_FLAGS_PACKED,
118 }, {
119 .name = "32 bpp RGB, be",
120 .fourcc = V4L2_PIX_FMT_RGB32,
121 .depth = 32,
122 .flags = FORMAT_FLAGS_PACKED,
123 }, {
124 .name = "4:2:2, packed, YUYV",
125 .fourcc = V4L2_PIX_FMT_YUYV,
126 .depth = 16,
127 .flags = FORMAT_FLAGS_PACKED,
128 }, {
129 .name = "4:2:2, packed, UYVY",
130 .fourcc = V4L2_PIX_FMT_UYVY,
131 .depth = 16,
132 .flags = FORMAT_FLAGS_PACKED,
133 },
134};
af76e9f6
ST		 135#else
136static struct cx23885_fmt formats[] = {
137 {
138#if 0
139 .name = "4:2:2, packed, UYVY",
140 .fourcc = V4L2_PIX_FMT_UYVY,
141 .depth = 16,
142 .flags = FORMAT_FLAGS_PACKED,
143 }, {
144#endif
145 .name = "4:2:2, packed, YUYV",
146 .fourcc = V4L2_PIX_FMT_YUYV,
147 .depth = 16,
148 .flags = FORMAT_FLAGS_PACKED,
149 }
150};
151#endif
e47f30b1
ST		 152
153static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc)
154{
155 unsigned int i;
156
157 for (i = 0; i < ARRAY_SIZE(formats); i++)
158 if (formats[i].fourcc == fourcc)
159 return formats+i;
160
af76e9f6
ST		 161 printk(KERN_ERR "%s(%c%c%c%c) NOT FOUND\n", __func__,
162 (fourcc & 0xff),
163 ((fourcc >> 8) & 0xff),
164 ((fourcc >> 16) & 0xff),
165 ((fourcc >> 24) & 0xff)
166 );
e47f30b1
ST		 167 return NULL;
168}
169
170/* ------------------------------------------------------------------- */
171
172static const struct v4l2_queryctrl no_ctl = {
173 .name = "42",
174 .flags = V4L2_CTRL_FLAG_DISABLED,
175};
176
177static struct cx23885_ctrl cx23885_ctls[] = {
178 /* --- video --- */
179 {
180 .v = {
181 .id = V4L2_CID_BRIGHTNESS,
182 .name = "Brightness",
183 .minimum = 0x00,
184 .maximum = 0xff,
185 .step = 1,
186 .default_value = 0x7f,
187 .type = V4L2_CTRL_TYPE_INTEGER,
188 },
189 .off = 128,
190 .reg = LUMA_CTRL,
191 .mask = 0x00ff,
192 .shift = 0,
193 }, {
194 .v = {
195 .id = V4L2_CID_CONTRAST,
196 .name = "Contrast",
197 .minimum = 0,
b12ab3f8 198 .maximum = 0x7f,
e47f30b1
ST		 199 .step = 1,
200 .default_value = 0x3f,
201 .type = V4L2_CTRL_TYPE_INTEGER,
202 },
203 .off = 0,
204 .reg = LUMA_CTRL,
205 .mask = 0xff00,
206 .shift = 8,
207 }, {
208 .v = {
209 .id = V4L2_CID_HUE,
210 .name = "Hue",
b12ab3f8
MM		 211 .minimum = -127,
212 .maximum = 128,
e47f30b1 213 .step = 1,
b12ab3f8 214 .default_value = 0x0,
e47f30b1
ST		 215 .type = V4L2_CTRL_TYPE_INTEGER,
216 },
217 .off = 128,
218 .reg = CHROMA_CTRL,
219 .mask = 0xff0000,
220 .shift = 16,
221 }, {
222 /* strictly, this only describes only U saturation.
223 * V saturation is handled specially through code.
224 */
225 .v = {
226 .id = V4L2_CID_SATURATION,
227 .name = "Saturation",
228 .minimum = 0,
b12ab3f8 229 .maximum = 0x7f,
e47f30b1 230 .step = 1,
b12ab3f8 231 .default_value = 0x3f,
e47f30b1
ST		 232 .type = V4L2_CTRL_TYPE_INTEGER,
233 },
234 .off = 0,
235 .reg = CHROMA_CTRL,
236 .mask = 0x00ff,
237 .shift = 0,
238 }, {
239 /* --- audio --- */
240 .v = {
241 .id = V4L2_CID_AUDIO_MUTE,
242 .name = "Mute",
243 .minimum = 0,
244 .maximum = 1,
245 .default_value = 1,
246 .type = V4L2_CTRL_TYPE_BOOLEAN,
247 },
248 .reg = PATH1_CTL1,
249 .mask = (0x1f << 24),
250 .shift = 24,
251 }, {
252 .v = {
253 .id = V4L2_CID_AUDIO_VOLUME,
254 .name = "Volume",
255 .minimum = 0,
4c3764d1
ST		 256 .maximum = 65535,
257 .step = 65535 / 100,
258 .default_value = 65535,
e47f30b1
ST		 259 .type = V4L2_CTRL_TYPE_INTEGER,
260 },
261 .reg = PATH1_VOL_CTL,
262 .mask = 0xff,
263 .shift = 0,
264 }
265};
266static const int CX23885_CTLS = ARRAY_SIZE(cx23885_ctls);
267
2ba58894 268/* Must be sorted from low to high control ID! */
d45b9b8a 269static const u32 cx23885_user_ctrls[] = {
e47f30b1
ST		 270 V4L2_CID_USER_CLASS,
271 V4L2_CID_BRIGHTNESS,
272 V4L2_CID_CONTRAST,
273 V4L2_CID_SATURATION,
274 V4L2_CID_HUE,
275 V4L2_CID_AUDIO_VOLUME,
276 V4L2_CID_AUDIO_MUTE,
277 0
278};
e47f30b1
ST		 279
280static const u32 *ctrl_classes[] = {
281 cx23885_user_ctrls,
282 NULL
283};
284
79776c89
ST		 285void cx23885_video_wakeup(struct cx23885_dev *dev,
286 struct cx23885_dmaqueue *q, u32 count)
e47f30b1
ST		 287{
288 struct cx23885_buffer *buf;
289 int bc;
290
291 for (bc = 0;; bc++) {
292 if (list_empty(&q->active))
293 break;
294 buf = list_entry(q->active.next,
295 struct cx23885_buffer, vb.queue);
a19602f2 296
e47f30b1
ST		 297 /* count comes from the hw and is is 16bit wide --
298 * this trick handles wrap-arounds correctly for
299 * up to 32767 buffers in flight... */
300 if ((s16) (count - buf->count) < 0)
301 break;
a19602f2 302
8e6057b5 303 v4l2_get_timestamp(&buf->vb.ts);
e47f30b1
ST		 304 dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i,
305 count, buf->count);
306 buf->vb.state = VIDEOBUF_DONE;
307 list_del(&buf->vb.queue);
308 wake_up(&buf->vb.done);
309 }
9c8ced51 310 if (list_empty(&q->active))
e47f30b1 311 del_timer(&q->timeout);
9c8ced51 312 else
e47f30b1 313 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
e47f30b1 314 if (bc != 1)
21a78091 315 printk(KERN_ERR "%s: %d buffers handled (should be 1)\n",
22b4e64f 316 __func__, bc);
e47f30b1
ST		 317}
318
35045137 319int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
e47f30b1
ST		 320{
321 dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
22b4e64f 322 __func__,
e47f30b1
ST		 323 (unsigned int)norm,
324 v4l2_norm_to_name(norm));
325
326 dev->tvnorm = norm;
327
f41737ec 328 call_all(dev, core, s_std, norm);
e47f30b1
ST		 329
330 return 0;
331}
332
d45b9b8a 333static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
e47f30b1
ST		 334 struct pci_dev *pci,
335 struct video_device *template,
336 char *type)
337{
338 struct video_device *vfd;
22b4e64f 339 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 340
341 vfd = video_device_alloc();
342 if (NULL == vfd)
343 return NULL;
344 *vfd = *template;
c0714f6c 345 vfd->v4l2_dev = &dev->v4l2_dev;
e47f30b1 346 vfd->release = video_device_release;
9def5ed7
ST		 347 snprintf(vfd->name, sizeof(vfd->name), "%s (%s)",
348 cx23885_boards[dev->board].name, type);
63b0d5ad 349 video_set_drvdata(vfd, dev);
e47f30b1
ST		 350 return vfd;
351}
352
d45b9b8a 353static int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl)
e47f30b1
ST		 354{
355 int i;
356
357 if (qctrl->id < V4L2_CID_BASE ||
358 qctrl->id >= V4L2_CID_LASTP1)
359 return -EINVAL;
360 for (i = 0; i < CX23885_CTLS; i++)
361 if (cx23885_ctls[i].v.id == qctrl->id)
362 break;
363 if (i == CX23885_CTLS) {
364 *qctrl = no_ctl;
365 return 0;
366 }
367 *qctrl = cx23885_ctls[i].v;
368 return 0;
369}
e47f30b1
ST		 370
371/* ------------------------------------------------------------------- */
372/* resource management */
373
374static int res_get(struct cx23885_dev *dev, struct cx23885_fh *fh,
375 unsigned int bit)
376{
22b4e64f 377 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 378 if (fh->resources & bit)
379 /* have it already allocated */
380 return 1;
381
382 /* is it free? */
383 mutex_lock(&dev->lock);
384 if (dev->resources & bit) {
385 /* no, someone else uses it */
386 mutex_unlock(&dev->lock);
387 return 0;
388 }
389 /* it's free, grab it */
390 fh->resources |= bit;
391 dev->resources |= bit;
392 dprintk(1, "res: get %d\n", bit);
393 mutex_unlock(&dev->lock);
394 return 1;
395}
396
397static int res_check(struct cx23885_fh *fh, unsigned int bit)
398{
9c8ced51 399 return fh->resources & bit;
e47f30b1
ST		 400}
401
402static int res_locked(struct cx23885_dev *dev, unsigned int bit)
403{
9c8ced51 404 return dev->resources & bit;
e47f30b1
ST		 405}
406
407static void res_free(struct cx23885_dev *dev, struct cx23885_fh *fh,
408 unsigned int bits)
409{
410 BUG_ON((fh->resources & bits) != bits);
22b4e64f 411 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 412
413 mutex_lock(&dev->lock);
414 fh->resources &= ~bits;
415 dev->resources &= ~bits;
416 dprintk(1, "res: put %d\n", bits);
417 mutex_unlock(&dev->lock);
418}
419
33cdeb35
ST		 420static int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data)
421{
422 /* 8 bit registers, 8 bit values */
423 u8 buf[] = { reg, data };
424
425 struct i2c_msg msg = { .addr = 0x98 >> 1,
426 .flags = 0, .buf = buf, .len = 2 };
427
428 return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1);
429}
430
431static u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg)
432{
433 /* 8 bit registers, 8 bit values */
434 int ret;
435 u8 b0[] = { reg };
436 u8 b1[] = { 0 };
437
438 struct i2c_msg msg[] = {
439 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 },
440 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 }
441 };
442
443 ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2);
444 if (ret != 2)
445 printk(KERN_ERR "%s() error\n", __func__);
446
447 return b1[0];
448}
449
450static void cx23885_flatiron_dump(struct cx23885_dev *dev)
451{
452 int i;
453 dprintk(1, "Flatiron dump\n");
454 for (i = 0; i < 0x24; i++) {
455 dprintk(1, "FI[%02x] = %02x\n", i,
456 cx23885_flatiron_read(dev, i));
457 }
458}
459
460static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input)
461{
462 u8 val;
463 dprintk(1, "%s(input = %d)\n", __func__, input);
464
465 if (input == 1)
466 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL;
467 else if (input == 2)
468 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL;
469 else
470 return -EINVAL;
471
472 val |= 0x20; /* Enable clock to delta-sigma and dec filter */
473
474 cx23885_flatiron_write(dev, CH_PWR_CTRL1, val);
475
476 /* Wake up */
477 cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0);
478
479 if (video_debug)
480 cx23885_flatiron_dump(dev);
481
482 return 0;
483}
484
d45b9b8a 485static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
e47f30b1 486{
e47f30b1 487 dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
22b4e64f 488 __func__,
e47f30b1
ST		 489 input, INPUT(input)->vmux,
490 INPUT(input)->gpio0, INPUT(input)->gpio1,
491 INPUT(input)->gpio2, INPUT(input)->gpio3);
492 dev->input = input;
493
6f0d8c02 494 if (dev->board == CX23885_BOARD_MYGICA_X8506 ||
87988753
AJD		 495 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 ||
496 dev->board == CX23885_BOARD_MYGICA_X8507) {
6f0d8c02
DW		 497 /* Select Analog TV */
498 if (INPUT(input)->type == CX23885_VMUX_TELEVISION)
499 cx23885_gpio_clear(dev, GPIO_0);
500 }
501
e47f30b1 502 /* Tell the internal A/V decoder */
5325b427
HV		 503 v4l2_subdev_call(dev->sd_cx25840, video, s_routing,
504 INPUT(input)->vmux, 0, 0);
e47f30b1 505
2cb9ccd4 506 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) ||
35045137 507 (dev->board == CX23885_BOARD_MPX885) ||
d214ddc8 508 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) ||
0ac60acb
DH		 509 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
510 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) ||
082c0576 511 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
e8d42373
OK		 512 (dev->board == CX23885_BOARD_MYGICA_X8507) ||
513 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R)) {
33cdeb35
ST		 514 /* Configure audio routing */
515 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing,
516 INPUT(input)->amux, 0, 0);
517
518 if (INPUT(input)->amux == CX25840_AUDIO7)
519 cx23885_flatiron_mux(dev, 1);
520 else if (INPUT(input)->amux == CX25840_AUDIO6)
521 cx23885_flatiron_mux(dev, 2);
522 }
523
e47f30b1
ST		 524 return 0;
525}
e47f30b1 526
fc1a889d
ST		 527static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input)
528{
529 dprintk(1, "%s(input=%d)\n", __func__, input);
530
fa1e0fd3
ST		 531 /* The baseband video core of the cx23885 has two audio inputs.
532 * LR1 and LR2. In almost every single case so far only HVR1xxx
533 * cards we've only ever supported LR1. Time to support LR2,
534 * which is available via the optional white breakout header on
535 * the board.
536 * We'll use a could of existing enums in the card struct to allow
537 * devs to specify which baseband input they need, or just default
538 * to what we've always used.
539 */
540 if (INPUT(input)->amux == CX25840_AUDIO7)
541 cx23885_flatiron_mux(dev, 1);
542 else if (INPUT(input)->amux == CX25840_AUDIO6)
543 cx23885_flatiron_mux(dev, 2);
544 else {
545 /* Not specifically defined, assume the default. */
546 cx23885_flatiron_mux(dev, 1);
fc1a889d
ST		 547 }
548
549 return 0;
550}
551
e47f30b1 552/* ------------------------------------------------------------------ */
e47f30b1
ST		 553static int cx23885_start_video_dma(struct cx23885_dev *dev,
554 struct cx23885_dmaqueue *q,
555 struct cx23885_buffer *buf)
556{
22b4e64f 557 dprintk(1, "%s()\n", __func__);
e47f30b1 558
a461e0ad
ST		 559 /* Stop the dma/fifo before we tamper with it's risc programs */
560 cx_clear(VID_A_DMA_CTL, 0x11);
561
e47f30b1
ST		 562 /* setup fifo + format */
563 cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01],
564 buf->bpl, buf->risc.dma);
e47f30b1
ST		 565
566 /* reset counter */
567 cx_write(VID_A_GPCNT_CTL, 3);
568 q->count = 1;
569
570 /* enable irq */
dbe83a3b 571 cx23885_irq_add_enable(dev, 0x01);
e47f30b1
ST		 572 cx_set(VID_A_INT_MSK, 0x000011);
573
574 /* start dma */
575 cx_set(DEV_CNTRL2, (1<<5));
576 cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */
577
578 return 0;
579}
580
e47f30b1
ST		 581
582static int cx23885_restart_video_queue(struct cx23885_dev *dev,
583 struct cx23885_dmaqueue *q)
584{
585 struct cx23885_buffer *buf, *prev;
586 struct list_head *item;
22b4e64f 587 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 588
589 if (!list_empty(&q->active)) {
590 buf = list_entry(q->active.next, struct cx23885_buffer,
591 vb.queue);
592 dprintk(2, "restart_queue [%p/%d]: restart dma\n",
593 buf, buf->vb.i);
594 cx23885_start_video_dma(dev, q, buf);
595 list_for_each(item, &q->active) {
596 buf = list_entry(item, struct cx23885_buffer,
597 vb.queue);
598 buf->count = q->count++;
599 }
600 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
601 return 0;
602 }
603
604 prev = NULL;
605 for (;;) {
606 if (list_empty(&q->queued))
607 return 0;
608 buf = list_entry(q->queued.next, struct cx23885_buffer,
609 vb.queue);
610 if (NULL == prev) {
611 list_move_tail(&buf->vb.queue, &q->active);
612 cx23885_start_video_dma(dev, q, buf);
613 buf->vb.state = VIDEOBUF_ACTIVE;
614 buf->count = q->count++;
615 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
616 dprintk(2, "[%p/%d] restart_queue - first active\n",
617 buf, buf->vb.i);
618
619 } else if (prev->vb.width == buf->vb.width &&
620 prev->vb.height == buf->vb.height &&
621 prev->fmt == buf->fmt) {
622 list_move_tail(&buf->vb.queue, &q->active);
623 buf->vb.state = VIDEOBUF_ACTIVE;
624 buf->count = q->count++;
625 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
626 prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */
627 dprintk(2, "[%p/%d] restart_queue - move to active\n",
628 buf, buf->vb.i);
629 } else {
630 return 0;
631 }
632 prev = buf;
633 }
634}
635
636static int buffer_setup(struct videobuf_queue *q, unsigned int *count,
637 unsigned int *size)
638{
639 struct cx23885_fh *fh = q->priv_data;
640
641 *size = fh->fmt->depth*fh->width*fh->height >> 3;
642 if (0 == *count)
643 *count = 32;
dab7e310
AB		 644 if (*size * *count > vid_limit * 1024 * 1024)
645 *count = (vid_limit * 1024 * 1024) / *size;
e47f30b1
ST		 646 return 0;
647}
648
649static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
650 enum v4l2_field field)
651{
652 struct cx23885_fh *fh = q->priv_data;
653 struct cx23885_dev *dev = fh->dev;
654 struct cx23885_buffer *buf =
655 container_of(vb, struct cx23885_buffer, vb);
656 int rc, init_buffer = 0;
657 u32 line0_offset, line1_offset;
658 struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
35045137 659 int field_tff;
e47f30b1
ST		 660
661 BUG_ON(NULL == fh->fmt);
662 if (fh->width < 48 || fh->width > norm_maxw(dev->tvnorm) ||
663 fh->height < 32 || fh->height > norm_maxh(dev->tvnorm))
664 return -EINVAL;
665 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
666 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
667 return -EINVAL;
668
669 if (buf->fmt != fh->fmt ||
670 buf->vb.width != fh->width ||
671 buf->vb.height != fh->height ||
672 buf->vb.field != field) {
673 buf->fmt = fh->fmt;
674 buf->vb.width = fh->width;
675 buf->vb.height = fh->height;
676 buf->vb.field = field;
677 init_buffer = 1;
678 }
679
680 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
681 init_buffer = 1;
682 rc = videobuf_iolock(q, &buf->vb, NULL);
683 if (0 != rc)
684 goto fail;
685 }
686
687 if (init_buffer) {
688 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
689 switch (buf->vb.field) {
690 case V4L2_FIELD_TOP:
691 cx23885_risc_buffer(dev->pci, &buf->risc,
692 dma->sglist, 0, UNSET,
693 buf->bpl, 0, buf->vb.height);
694 break;
695 case V4L2_FIELD_BOTTOM:
696 cx23885_risc_buffer(dev->pci, &buf->risc,
697 dma->sglist, UNSET, 0,
698 buf->bpl, 0, buf->vb.height);
699 break;
700 case V4L2_FIELD_INTERLACED:
35045137
ST		 701 if (dev->tvnorm & V4L2_STD_NTSC)
702 /* NTSC or */
703 field_tff = 1;
704 else
705 field_tff = 0;
706
707 if (cx23885_boards[dev->board].force_bff)
708 /* PAL / SECAM OR 888 in NTSC MODE */
709 field_tff = 0;
710
711 if (field_tff) {
e47f30b1 712 /* cx25840 transmits NTSC bottom field first */
35045137 713 dprintk(1, "%s() Creating TFF/NTSC risc\n",
22b4e64f 714 __func__);
e47f30b1
ST		 715 line0_offset = buf->bpl;
716 line1_offset = 0;
717 } else {
718 /* All other formats are top field first */
35045137 719 dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n",
22b4e64f 720 __func__);
e47f30b1
ST		 721 line0_offset = 0;
722 line1_offset = buf->bpl;
723 }
724 cx23885_risc_buffer(dev->pci, &buf->risc,
725 dma->sglist, line0_offset,
726 line1_offset,
727 buf->bpl, buf->bpl,
728 buf->vb.height >> 1);
729 break;
730 case V4L2_FIELD_SEQ_TB:
731 cx23885_risc_buffer(dev->pci, &buf->risc,
732 dma->sglist,
733 0, buf->bpl * (buf->vb.height >> 1),
734 buf->bpl, 0,
735 buf->vb.height >> 1);
736 break;
737 case V4L2_FIELD_SEQ_BT:
738 cx23885_risc_buffer(dev->pci, &buf->risc,
739 dma->sglist,
740 buf->bpl * (buf->vb.height >> 1), 0,
741 buf->bpl, 0,
742 buf->vb.height >> 1);
743 break;
744 default:
745 BUG();
746 }
747 }
748 dprintk(2, "[%p/%d] buffer_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
749 buf, buf->vb.i,
750 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
751 (unsigned long)buf->risc.dma);
752
753 buf->vb.state = VIDEOBUF_PREPARED;
754 return 0;
755
756 fail:
757 cx23885_free_buffer(q, buf);
758 return rc;
759}
760
761static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
762{
763 struct cx23885_buffer *buf = container_of(vb,
764 struct cx23885_buffer, vb);
765 struct cx23885_buffer *prev;
766 struct cx23885_fh *fh = vq->priv_data;
767 struct cx23885_dev *dev = fh->dev;
768 struct cx23885_dmaqueue *q = &dev->vidq;
769
770 /* add jump to stopper */
771 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
772 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
773 buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
774
775 if (!list_empty(&q->queued)) {
776 list_add_tail(&buf->vb.queue, &q->queued);
777 buf->vb.state = VIDEOBUF_QUEUED;
778 dprintk(2, "[%p/%d] buffer_queue - append to queued\n",
779 buf, buf->vb.i);
780
781 } else if (list_empty(&q->active)) {
782 list_add_tail(&buf->vb.queue, &q->active);
783 cx23885_start_video_dma(dev, q, buf);
784 buf->vb.state = VIDEOBUF_ACTIVE;
785 buf->count = q->count++;
786 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
787 dprintk(2, "[%p/%d] buffer_queue - first active\n",
788 buf, buf->vb.i);
789
790 } else {
791 prev = list_entry(q->active.prev, struct cx23885_buffer,
792 vb.queue);
793 if (prev->vb.width == buf->vb.width &&
794 prev->vb.height == buf->vb.height &&
795 prev->fmt == buf->fmt) {
796 list_add_tail(&buf->vb.queue, &q->active);
797 buf->vb.state = VIDEOBUF_ACTIVE;
798 buf->count = q->count++;
799 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
800 /* 64 bit bits 63-32 */
801 prev->risc.jmp[2] = cpu_to_le32(0);
802 dprintk(2, "[%p/%d] buffer_queue - append to active\n",
803 buf, buf->vb.i);
804
805 } else {
806 list_add_tail(&buf->vb.queue, &q->queued);
807 buf->vb.state = VIDEOBUF_QUEUED;
808 dprintk(2, "[%p/%d] buffer_queue - first queued\n",
809 buf, buf->vb.i);
810 }
811 }
812}
813
814static void buffer_release(struct videobuf_queue *q,
815 struct videobuf_buffer *vb)
816{
817 struct cx23885_buffer *buf = container_of(vb,
818 struct cx23885_buffer, vb);
819
820 cx23885_free_buffer(q, buf);
821}
822
823static struct videobuf_queue_ops cx23885_video_qops = {
824 .buf_setup = buffer_setup,
825 .buf_prepare = buffer_prepare,
826 .buf_queue = buffer_queue,
827 .buf_release = buffer_release,
828};
829
830static struct videobuf_queue *get_queue(struct cx23885_fh *fh)
831{
832 switch (fh->type) {
833 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
834 return &fh->vidq;
835 case V4L2_BUF_TYPE_VBI_CAPTURE:
836 return &fh->vbiq;
837 default:
838 BUG();
839 return NULL;
840 }
841}
842
843static int get_resource(struct cx23885_fh *fh)
844{
845 switch (fh->type) {
846 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
847 return RESOURCE_VIDEO;
848 case V4L2_BUF_TYPE_VBI_CAPTURE:
849 return RESOURCE_VBI;
850 default:
851 BUG();
852 return 0;
853 }
854}
855
bec43661 856static int video_open(struct file *file)
e47f30b1 857{
63b0d5ad
LP		 858 struct video_device *vdev = video_devdata(file);
859 struct cx23885_dev *dev = video_drvdata(file);
e47f30b1 860 struct cx23885_fh *fh;
e47f30b1
ST		 861 enum v4l2_buf_type type = 0;
862 int radio = 0;
863
63b0d5ad
LP		 864 switch (vdev->vfl_type) {
865 case VFL_TYPE_GRABBER:
866 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
867 break;
868 case VFL_TYPE_VBI:
869 type = V4L2_BUF_TYPE_VBI_CAPTURE;
870 break;
871 case VFL_TYPE_RADIO:
872 radio = 1;
873 break;
d56dc612 874 }
e47f30b1 875
50462eb0
LP		 876 dprintk(1, "open dev=%s radio=%d type=%s\n",
877 video_device_node_name(vdev), radio, v4l2_type_names[type]);
e47f30b1
ST		 878
879 /* allocate + initialize per filehandle data */
880 fh = kzalloc(sizeof(*fh), GFP_KERNEL);
63b0d5ad 881 if (NULL == fh)
e47f30b1 882 return -ENOMEM;
63b0d5ad 883
e47f30b1
ST		 884 file->private_data = fh;
885 fh->dev = dev;
886 fh->radio = radio;
887 fh->type = type;
888 fh->width = 320;
889 fh->height = 240;
af76e9f6 890 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV);
e47f30b1 891
0705135e
GL		 892 videobuf_queue_sg_init(&fh->vidq, &cx23885_video_qops,
893 &dev->pci->dev, &dev->slock,
e47f30b1
ST		 894 V4L2_BUF_TYPE_VIDEO_CAPTURE,
895 V4L2_FIELD_INTERLACED,
896 sizeof(struct cx23885_buffer),
08bff03e 897 fh, NULL);
e47f30b1 898
79776c89
ST		 899 videobuf_queue_sg_init(&fh->vbiq, &cx23885_vbi_qops,
900 &dev->pci->dev, &dev->slock,
901 V4L2_BUF_TYPE_VBI_CAPTURE,
902 V4L2_FIELD_SEQ_TB,
903 sizeof(struct cx23885_buffer),
904 fh, NULL);
905
906
e47f30b1
ST		 907 dprintk(1, "post videobuf_queue_init()\n");
908
e47f30b1
ST		 909 return 0;
910}
911
912static ssize_t video_read(struct file *file, char __user *data,
913 size_t count, loff_t *ppos)
914{
915 struct cx23885_fh *fh = file->private_data;
916
917 switch (fh->type) {
918 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
919 if (res_locked(fh->dev, RESOURCE_VIDEO))
920 return -EBUSY;
921 return videobuf_read_one(&fh->vidq, data, count, ppos,
922 file->f_flags & O_NONBLOCK);
923 case V4L2_BUF_TYPE_VBI_CAPTURE:
924 if (!res_get(fh->dev, fh, RESOURCE_VBI))
925 return -EBUSY;
926 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
927 file->f_flags & O_NONBLOCK);
928 default:
929 BUG();
930 return 0;
931 }
932}
933
934static unsigned int video_poll(struct file *file,
935 struct poll_table_struct *wait)
936{
937 struct cx23885_fh *fh = file->private_data;
938 struct cx23885_buffer *buf;
9fd6418a 939 unsigned int rc = POLLERR;
e47f30b1
ST		 940
941 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
942 if (!res_get(fh->dev, fh, RESOURCE_VBI))
943 return POLLERR;
944 return videobuf_poll_stream(file, &fh->vbiq, wait);
945 }
946
9fd6418a 947 mutex_lock(&fh->vidq.vb_lock);
e47f30b1
ST		 948 if (res_check(fh, RESOURCE_VIDEO)) {
949 /* streaming capture */
950 if (list_empty(&fh->vidq.stream))
9fd6418a 951 goto done;
e47f30b1
ST		 952 buf = list_entry(fh->vidq.stream.next,
953 struct cx23885_buffer, vb.stream);
954 } else {
955 /* read() capture */
956 buf = (struct cx23885_buffer *)fh->vidq.read_buf;
957 if (NULL == buf)
9fd6418a 958 goto done;
e47f30b1
ST		 959 }
960 poll_wait(file, &buf->vb.done, wait);
961 if (buf->vb.state == VIDEOBUF_DONE ||
962 buf->vb.state == VIDEOBUF_ERROR)
9fd6418a
F		 963 rc = POLLIN|POLLRDNORM;
964 else
965 rc = 0;
966done:
967 mutex_unlock(&fh->vidq.vb_lock);
968 return rc;
e47f30b1
ST		 969}
970
bec43661 971static int video_release(struct file *file)
e47f30b1
ST		 972{
973 struct cx23885_fh *fh = file->private_data;
974 struct cx23885_dev *dev = fh->dev;
975
976 /* turn off overlay */
977 if (res_check(fh, RESOURCE_OVERLAY)) {
978 /* FIXME */
979 res_free(dev, fh, RESOURCE_OVERLAY);
980 }
981
982 /* stop video capture */
983 if (res_check(fh, RESOURCE_VIDEO)) {
984 videobuf_queue_cancel(&fh->vidq);
985 res_free(dev, fh, RESOURCE_VIDEO);
986 }
987 if (fh->vidq.read_buf) {
988 buffer_release(&fh->vidq, fh->vidq.read_buf);
989 kfree(fh->vidq.read_buf);
990 }
991
992 /* stop vbi capture */
993 if (res_check(fh, RESOURCE_VBI)) {
994 if (fh->vbiq.streaming)
995 videobuf_streamoff(&fh->vbiq);
996 if (fh->vbiq.reading)
997 videobuf_read_stop(&fh->vbiq);
998 res_free(dev, fh, RESOURCE_VBI);
999 }
1000
1001 videobuf_mmap_free(&fh->vidq);
35045137
ST		 1002 videobuf_mmap_free(&fh->vbiq);
1003
e47f30b1
ST		 1004 file->private_data = NULL;
1005 kfree(fh);
1006
a19602f2
ST		 1007 /* We are not putting the tuner to sleep here on exit, because
1008 * we want to use the mpeg encoder in another session to capture
1009 * tuner video. Closing this will result in no video to the encoder.
1010 */
e47f30b1
ST		 1011
1012 return 0;
1013}
1014
1015static int video_mmap(struct file *file, struct vm_area_struct *vma)
1016{
1017 struct cx23885_fh *fh = file->private_data;
1018
1019 return videobuf_mmap_mapper(get_queue(fh), vma);
1020}
1021
1022/* ------------------------------------------------------------------ */
1023/* VIDEO CTRL IOCTLS */
1024
35045137 1025int cx23885_get_control(struct cx23885_dev *dev,
9c8ced51 1026 struct v4l2_control *ctl)
e47f30b1 1027{
22b4e64f 1028 dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__);
0d5a19f1 1029 call_all(dev, core, g_ctrl, ctl);
e47f30b1
ST		 1030 return 0;
1031}
e47f30b1 1032
35045137 1033int cx23885_set_control(struct cx23885_dev *dev,
9c8ced51 1034 struct v4l2_control *ctl)
e47f30b1 1035{
97ce5670
MM		 1036 dprintk(1, "%s() calling cx25840(VIDIOC_S_CTRL)\n", __func__);
1037 call_all(dev, core, s_ctrl, ctl);
1038
e47f30b1
ST		 1039 return 0;
1040}
e47f30b1
ST		 1041
1042static void init_controls(struct cx23885_dev *dev)
1043{
1044 struct v4l2_control ctrl;
1045 int i;
1046
1047 for (i = 0; i < CX23885_CTLS; i++) {
1048 ctrl.id = cx23885_ctls[i].v.id;
1049 ctrl.value = cx23885_ctls[i].v.default_value;
1050
1051 cx23885_set_control(dev, &ctrl);
1052 }
1053}
1054
1055/* ------------------------------------------------------------------ */
1056/* VIDEO IOCTLS */
1057
78b526a4 1058static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
e47f30b1
ST		 1059 struct v4l2_format *f)
1060{
1061 struct cx23885_fh *fh = priv;
1062
1063 f->fmt.pix.width = fh->width;
1064 f->fmt.pix.height = fh->height;
1065 f->fmt.pix.field = fh->vidq.field;
1066 f->fmt.pix.pixelformat = fh->fmt->fourcc;
1067 f->fmt.pix.bytesperline =
1068 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1069 f->fmt.pix.sizeimage =
1070 f->fmt.pix.height * f->fmt.pix.bytesperline;
1071
1072 return 0;
1073}
1074
78b526a4 1075static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
e47f30b1
ST		 1076 struct v4l2_format *f)
1077{
1078 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1079 struct cx23885_fmt *fmt;
1080 enum v4l2_field field;
1081 unsigned int maxw, maxh;
1082
1083 fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1084 if (NULL == fmt)
1085 return -EINVAL;
1086
1087 field = f->fmt.pix.field;
1088 maxw = norm_maxw(dev->tvnorm);
1089 maxh = norm_maxh(dev->tvnorm);
1090
1091 if (V4L2_FIELD_ANY == field) {
1092 field = (f->fmt.pix.height > maxh/2)
1093 ? V4L2_FIELD_INTERLACED
1094 : V4L2_FIELD_BOTTOM;
1095 }
1096
1097 switch (field) {
1098 case V4L2_FIELD_TOP:
1099 case V4L2_FIELD_BOTTOM:
1100 maxh = maxh / 2;
1101 break;
1102 case V4L2_FIELD_INTERLACED:
1103 break;
1104 default:
1105 return -EINVAL;
1106 }
1107
1108 f->fmt.pix.field = field;
2449afcb
TP		 1109 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
1110 &f->fmt.pix.height, 32, maxh, 0, 0);
e47f30b1
ST		 1111 f->fmt.pix.bytesperline =
1112 (f->fmt.pix.width * fmt->depth) >> 3;
1113 f->fmt.pix.sizeimage =
1114 f->fmt.pix.height * f->fmt.pix.bytesperline;
1115
1116 return 0;
1117}
1118
78b526a4 1119static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
e47f30b1
ST		 1120 struct v4l2_format *f)
1121{
1122 struct cx23885_fh *fh = priv;
1123 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
cc99113b 1124 struct v4l2_mbus_framefmt mbus_fmt;
e47f30b1
ST		 1125 int err;
1126
22b4e64f 1127 dprintk(2, "%s()\n", __func__);
78b526a4 1128 err = vidioc_try_fmt_vid_cap(file, priv, f);
e47f30b1
ST		 1129
1130 if (0 != err)
1131 return err;
1132 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1133 fh->width = f->fmt.pix.width;
1134 fh->height = f->fmt.pix.height;
1135 fh->vidq.field = f->fmt.pix.field;
22b4e64f 1136 dprintk(2, "%s() width=%d height=%d field=%d\n", __func__,
e47f30b1 1137 fh->width, fh->height, fh->vidq.field);
cc99113b
HV		 1138 v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED);
1139 call_all(dev, video, s_mbus_fmt, &mbus_fmt);
1140 v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt);
e47f30b1
ST		 1141 return 0;
1142}
1143
1144static int vidioc_querycap(struct file *file, void *priv,
1145 struct v4l2_capability *cap)
1146{
1147 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1148
1149 strcpy(cap->driver, "cx23885");
1150 strlcpy(cap->card, cx23885_boards[dev->board].name,
1151 sizeof(cap->card));
1152 sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
e47f30b1
ST		 1153 cap->capabilities =
1154 V4L2_CAP_VIDEO_CAPTURE |
1155 V4L2_CAP_READWRITE |
1156 V4L2_CAP_STREAMING |
1157 V4L2_CAP_VBI_CAPTURE;
1158 if (UNSET != dev->tuner_type)
1159 cap->capabilities |= V4L2_CAP_TUNER;
1160 return 0;
1161}
1162
78b526a4 1163static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
e47f30b1
ST		 1164 struct v4l2_fmtdesc *f)
1165{
1166 if (unlikely(f->index >= ARRAY_SIZE(formats)))
1167 return -EINVAL;
1168
1169 strlcpy(f->description, formats[f->index].name,
1170 sizeof(f->description));
1171 f->pixelformat = formats[f->index].fourcc;
1172
1173 return 0;
1174}
1175
e47f30b1
ST		 1176static int vidioc_reqbufs(struct file *file, void *priv,
1177 struct v4l2_requestbuffers *p)
1178{
1179 struct cx23885_fh *fh = priv;
9c8ced51 1180 return videobuf_reqbufs(get_queue(fh), p);
e47f30b1
ST		 1181}
1182
1183static int vidioc_querybuf(struct file *file, void *priv,
1184 struct v4l2_buffer *p)
1185{
1186 struct cx23885_fh *fh = priv;
9c8ced51 1187 return videobuf_querybuf(get_queue(fh), p);
e47f30b1
ST		 1188}
1189
1190static int vidioc_qbuf(struct file *file, void *priv,
1191 struct v4l2_buffer *p)
1192{
1193 struct cx23885_fh *fh = priv;
9c8ced51 1194 return videobuf_qbuf(get_queue(fh), p);
e47f30b1
ST		 1195}
1196
1197static int vidioc_dqbuf(struct file *file, void *priv,
1198 struct v4l2_buffer *p)
1199{
1200 struct cx23885_fh *fh = priv;
9c8ced51
ST		 1201 return videobuf_dqbuf(get_queue(fh), p,
1202 file->f_flags & O_NONBLOCK);
e47f30b1
ST		 1203}
1204
1205static int vidioc_streamon(struct file *file, void *priv,
1206 enum v4l2_buf_type i)
1207{
1208 struct cx23885_fh *fh = priv;
1209 struct cx23885_dev *dev = fh->dev;
22b4e64f 1210 dprintk(1, "%s()\n", __func__);
e47f30b1 1211
5ab27e6d
ST		 1212 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1213 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
e47f30b1
ST		 1214 return -EINVAL;
1215 if (unlikely(i != fh->type))
1216 return -EINVAL;
1217
1218 if (unlikely(!res_get(dev, fh, get_resource(fh))))
1219 return -EBUSY;
24465b44
ST		 1220
1221 /* Don't start VBI streaming unless vida streaming
1222 * has already started.
1223 */
1224 if ((fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) &&
1225 ((cx_read(VID_A_DMA_CTL) & 0x11) == 0))
1226 return -EINVAL;
1227
e47f30b1
ST		 1228 return videobuf_streamon(get_queue(fh));
1229}
1230
1231static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1232{
1233 struct cx23885_fh *fh = priv;
1234 struct cx23885_dev *dev = fh->dev;
1235 int err, res;
22b4e64f 1236 dprintk(1, "%s()\n", __func__);
e47f30b1 1237
5ab27e6d
ST		 1238 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1239 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
e47f30b1
ST		 1240 return -EINVAL;
1241 if (i != fh->type)
1242 return -EINVAL;
1243
1244 res = get_resource(fh);
1245 err = videobuf_streamoff(get_queue(fh));
1246 if (err < 0)
1247 return err;
1248 res_free(dev, fh, res);
1249 return 0;
1250}
1251
35045137
ST		 1252static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
1253{
1254 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1255 dprintk(1, "%s()\n", __func__);
1256
1257 call_all(dev, core, g_std, id);
1258
1259 return 0;
1260}
1261
314527ac 1262static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
e47f30b1
ST		 1263{
1264 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
22b4e64f 1265 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 1266
1267 mutex_lock(&dev->lock);
314527ac 1268 cx23885_set_tvnorm(dev, tvnorms);
e47f30b1
ST		 1269 mutex_unlock(&dev->lock);
1270
1271 return 0;
1272}
1273
35045137 1274int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
e47f30b1
ST		 1275{
1276 static const char *iname[] = {
1277 [CX23885_VMUX_COMPOSITE1] = "Composite1",
1278 [CX23885_VMUX_COMPOSITE2] = "Composite2",
1279 [CX23885_VMUX_COMPOSITE3] = "Composite3",
1280 [CX23885_VMUX_COMPOSITE4] = "Composite4",
1281 [CX23885_VMUX_SVIDEO] = "S-Video",
dac65fa1 1282 [CX23885_VMUX_COMPONENT] = "Component",
e47f30b1
ST		 1283 [CX23885_VMUX_TELEVISION] = "Television",
1284 [CX23885_VMUX_CABLE] = "Cable TV",
1285 [CX23885_VMUX_DVB] = "DVB",
1286 [CX23885_VMUX_DEBUG] = "for debug only",
1287 };
1288 unsigned int n;
22b4e64f 1289 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 1290
1291 n = i->index;
e92bcf8d 1292 if (n >= MAX_CX23885_INPUT)
e47f30b1
ST		 1293 return -EINVAL;
1294
1295 if (0 == INPUT(n)->type)
1296 return -EINVAL;
1297
e47f30b1
ST		 1298 i->index = n;
1299 i->type = V4L2_INPUT_TYPE_CAMERA;
1300 strcpy(i->name, iname[INPUT(n)->type]);
1301 if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) ||
473d8024 1302 (CX23885_VMUX_CABLE == INPUT(n)->type)) {
e47f30b1
ST		 1303 i->type = V4L2_INPUT_TYPE_TUNER;
1304 i->std = CX23885_NORMS;
473d8024 1305 }
6c6f52fd
ST		 1306
1307 /* Two selectable audio inputs for non-tv inputs */
1308 if (INPUT(n)->type != CX23885_VMUX_TELEVISION)
1309 i->audioset = 0x3;
1310
c147f610
ST		 1311 if (dev->input == n) {
1312 /* enum'd input matches our configured input.
1313 * Ask the video decoder to process the call
1314 * and give it an oppertunity to update the
1315 * status field.
1316 */
1317 call_all(dev, video, g_input_status, &i->status);
1318 }
1319
e47f30b1
ST		 1320 return 0;
1321}
e47f30b1
ST		 1322
1323static int vidioc_enum_input(struct file *file, void *priv,
1324 struct v4l2_input *i)
1325{
1326 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
22b4e64f 1327 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 1328 return cx23885_enum_input(dev, i);
1329}
1330
35045137 1331int cx23885_get_input(struct file *file, void *priv, unsigned int *i)
e47f30b1
ST		 1332{
1333 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1334
1335 *i = dev->input;
22b4e64f 1336 dprintk(1, "%s() returns %d\n", __func__, *i);
e47f30b1
ST		 1337 return 0;
1338}
1339
35045137
ST		 1340static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
1341{
1342 return cx23885_get_input(file, priv, i);
1343}
1344
1345int cx23885_set_input(struct file *file, void *priv, unsigned int i)
e47f30b1
ST		 1346{
1347 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1348
22b4e64f 1349 dprintk(1, "%s(%d)\n", __func__, i);
e47f30b1 1350
e92bcf8d 1351 if (i >= MAX_CX23885_INPUT) {
22b4e64f 1352 dprintk(1, "%s() -EINVAL\n", __func__);
e47f30b1
ST		 1353 return -EINVAL;
1354 }
1355
e92bcf8d
ST		 1356 if (INPUT(i)->type == 0)
1357 return -EINVAL;
1358
e47f30b1
ST		 1359 mutex_lock(&dev->lock);
1360 cx23885_video_mux(dev, i);
fa1e0fd3
ST		 1361
1362 /* By default establish the default audio input for the card also */
1363 /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */
1364 cx23885_audio_mux(dev, i);
e47f30b1
ST		 1365 mutex_unlock(&dev->lock);
1366 return 0;
1367}
1368
35045137
ST		 1369static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
1370{
1371 return cx23885_set_input(file, priv, i);
1372}
1373
e9e5cf47
AW		 1374static int vidioc_log_status(struct file *file, void *priv)
1375{
1376 struct cx23885_fh *fh = priv;
1377 struct cx23885_dev *dev = fh->dev;
1378
1379 printk(KERN_INFO
1380 "%s/0: ============ START LOG STATUS ============\n",
35045137 1381 dev->name);
e9e5cf47
AW		 1382 call_all(dev, core, log_status);
1383 printk(KERN_INFO
1384 "%s/0: ============= END LOG STATUS =============\n",
35045137 1385 dev->name);
e9e5cf47
AW		 1386 return 0;
1387}
1388
fc1a889d
ST		 1389static int cx23885_query_audinput(struct file *file, void *priv,
1390 struct v4l2_audio *i)
1391{
1392 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1393 static const char *iname[] = {
1394 [0] = "Baseband L/R 1",
1395 [1] = "Baseband L/R 2",
1396 };
1397 unsigned int n;
1398 dprintk(1, "%s()\n", __func__);
1399
1400 n = i->index;
1401 if (n >= 2)
1402 return -EINVAL;
1403
1404 memset(i, 0, sizeof(*i));
1405 i->index = n;
1406 strcpy(i->name, iname[n]);
1407 i->capability = V4L2_AUDCAP_STEREO;
1408 i->mode = V4L2_AUDMODE_AVL;
1409 return 0;
1410
1411}
1412
1413static int vidioc_enum_audinput(struct file *file, void *priv,
1414 struct v4l2_audio *i)
1415{
1416 return cx23885_query_audinput(file, priv, i);
1417}
1418
1419static int vidioc_g_audinput(struct file *file, void *priv,
1420 struct v4l2_audio *i)
1421{
1422 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1423
1424 i->index = dev->audinput;
1425 dprintk(1, "%s(input=%d)\n", __func__, i->index);
1426
1427 return cx23885_query_audinput(file, priv, i);
1428}
1429
1430static int vidioc_s_audinput(struct file *file, void *priv,
0e8025b9 1431 const struct v4l2_audio *i)
fc1a889d
ST		 1432{
1433 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
fc1a889d
ST		 1434 if (i->index >= 2)
1435 return -EINVAL;
1436
1437 dprintk(1, "%s(%d)\n", __func__, i->index);
1438
fc1a889d 1439 dev->audinput = i->index;
fa1e0fd3
ST		 1440
1441 /* Skip the audio defaults from the cards struct, caller wants
1442 * directly touch the audio mux hardware. */
1443 cx23885_flatiron_mux(dev, dev->audinput + 1);
fc1a889d
ST		 1444 return 0;
1445}
1446
e47f30b1
ST		 1447static int vidioc_queryctrl(struct file *file, void *priv,
1448 struct v4l2_queryctrl *qctrl)
1449{
1450 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1451 if (unlikely(qctrl->id == 0))
1452 return -EINVAL;
1453 return cx23885_ctrl_query(qctrl);
1454}
1455
1456static int vidioc_g_ctrl(struct file *file, void *priv,
1457 struct v4l2_control *ctl)
1458{
1459 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1460
1461 return cx23885_get_control(dev, ctl);
1462}
1463
1464static int vidioc_s_ctrl(struct file *file, void *priv,
1465 struct v4l2_control *ctl)
1466{
1467 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1468
1469 return cx23885_set_control(dev, ctl);
1470}
1471
1472static int vidioc_g_tuner(struct file *file, void *priv,
1473 struct v4l2_tuner *t)
1474{
1475 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1476
1477 if (unlikely(UNSET == dev->tuner_type))
1478 return -EINVAL;
1479 if (0 != t->index)
1480 return -EINVAL;
1481
1482 strcpy(t->name, "Television");
97ce5670 1483
80f1e086 1484 call_all(dev, tuner, g_tuner, t);
e47f30b1
ST		 1485 return 0;
1486}
1487
1488static int vidioc_s_tuner(struct file *file, void *priv,
2f73c7c5 1489 const struct v4l2_tuner *t)
e47f30b1
ST		 1490{
1491 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1492
1493 if (UNSET == dev->tuner_type)
1494 return -EINVAL;
1495 if (0 != t->index)
1496 return -EINVAL;
97ce5670 1497 /* Update the A/V core */
80f1e086 1498 call_all(dev, tuner, s_tuner, t);
97ce5670 1499
e47f30b1
ST		 1500 return 0;
1501}
1502
1503static int vidioc_g_frequency(struct file *file, void *priv,
1504 struct v4l2_frequency *f)
1505{
1506 struct cx23885_fh *fh = priv;
1507 struct cx23885_dev *dev = fh->dev;
1508
1509 if (unlikely(UNSET == dev->tuner_type))
1510 return -EINVAL;
1511
1512 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1513 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1514 f->frequency = dev->freq;
1515
0d5a19f1 1516 call_all(dev, tuner, g_frequency, f);
e47f30b1
ST		 1517
1518 return 0;
1519}
1520
b530a447 1521static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f)
e47f30b1 1522{
35045137
ST		 1523 struct v4l2_control ctrl;
1524
e47f30b1
ST		 1525 if (unlikely(UNSET == dev->tuner_type))
1526 return -EINVAL;
1527 if (unlikely(f->tuner != 0))
1528 return -EINVAL;
1529
1530 mutex_lock(&dev->lock);
1531 dev->freq = f->frequency;
1532
35045137
ST		 1533 /* I need to mute audio here */
1534 ctrl.id = V4L2_CID_AUDIO_MUTE;
1535 ctrl.value = 1;
1536 cx23885_set_control(dev, &ctrl);
1537
0d5a19f1 1538 call_all(dev, tuner, s_frequency, f);
e47f30b1
ST		 1539
1540 /* When changing channels it is required to reset TVAUDIO */
35045137
ST		 1541 msleep(100);
1542
1543 /* I need to unmute audio here */
1544 ctrl.value = 0;
1545 cx23885_set_control(dev, &ctrl);
e47f30b1
ST		 1546
1547 mutex_unlock(&dev->lock);
1548
1549 return 0;
1550}
e47f30b1 1551
35045137 1552static int cx23885_set_freq_via_ops(struct cx23885_dev *dev,
b530a447 1553 const struct v4l2_frequency *f)
35045137
ST		 1554{
1555 struct v4l2_control ctrl;
1556 struct videobuf_dvb_frontend *vfe;
1557 struct dvb_frontend *fe;
35045137
ST		 1558
1559 struct analog_parameters params = {
1560 .mode = V4L2_TUNER_ANALOG_TV,
1561 .audmode = V4L2_TUNER_MODE_STEREO,
1562 .std = dev->tvnorm,
1563 .frequency = f->frequency
1564 };
1565
1566 mutex_lock(&dev->lock);
1567 dev->freq = f->frequency;
1568
1569 /* I need to mute audio here */
1570 ctrl.id = V4L2_CID_AUDIO_MUTE;
1571 ctrl.value = 1;
1572 cx23885_set_control(dev, &ctrl);
1573
1574 /* If HVR1850 */
1575 dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__,
1576 params.frequency, f->tuner, params.std);
1577
1578 vfe = videobuf_dvb_get_frontend(&dev->ts2.frontends, 1);
0cb64f02
DC		 1579 if (!vfe) {
1580 mutex_unlock(&dev->lock);
1581 return -EINVAL;
1582 }
35045137
ST		 1583
1584 fe = vfe->dvb.frontend;
1585
0ac60acb
DH		 1586 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
1587 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
1588 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111))
35045137
ST		 1589 fe = &dev->ts1.analog_fe;
1590
1591 if (fe && fe->ops.tuner_ops.set_analog_params) {
1592 call_all(dev, core, s_std, dev->tvnorm);
1593 fe->ops.tuner_ops.set_analog_params(fe, &params);
1594 }
1595 else
1596 printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__);
1597
1598 /* When changing channels it is required to reset TVAUDIO */
1599 msleep(100);
1600
1601 /* I need to unmute audio here */
1602 ctrl.value = 0;
1603 cx23885_set_control(dev, &ctrl);
1604
1605 mutex_unlock(&dev->lock);
1606
1607 return 0;
1608}
1609
1610int cx23885_set_frequency(struct file *file, void *priv,
b530a447 1611 const struct v4l2_frequency *f)
e47f30b1
ST		 1612{
1613 struct cx23885_fh *fh = priv;
1614 struct cx23885_dev *dev = fh->dev;
35045137 1615 int ret;
e47f30b1 1616
35045137 1617 switch (dev->board) {
0ac60acb
DH		 1618 case CX23885_BOARD_HAUPPAUGE_HVR1255:
1619 case CX23885_BOARD_HAUPPAUGE_HVR1255_22111:
35045137
ST		 1620 case CX23885_BOARD_HAUPPAUGE_HVR1850:
1621 ret = cx23885_set_freq_via_ops(dev, f);
1622 break;
1623 default:
1624 ret = cx23885_set_freq(dev, f);
1625 }
e47f30b1 1626
35045137
ST		 1627 return ret;
1628}
1629
1630static int vidioc_s_frequency(struct file *file, void *priv,
b530a447 1631 const struct v4l2_frequency *f)
35045137
ST		 1632{
1633 return cx23885_set_frequency(file, priv, f);
e47f30b1
ST		 1634}
1635
e47f30b1
ST		 1636/* ----------------------------------------------------------- */
1637
1638static void cx23885_vid_timeout(unsigned long data)
1639{
1640 struct cx23885_dev *dev = (struct cx23885_dev *)data;
1641 struct cx23885_dmaqueue *q = &dev->vidq;
1642 struct cx23885_buffer *buf;
1643 unsigned long flags;
1644
e47f30b1
ST		 1645 spin_lock_irqsave(&dev->slock, flags);
1646 while (!list_empty(&q->active)) {
1647 buf = list_entry(q->active.next,
1648 struct cx23885_buffer, vb.queue);
1649 list_del(&buf->vb.queue);
1650 buf->vb.state = VIDEOBUF_ERROR;
1651 wake_up(&buf->vb.done);
79776c89 1652 printk(KERN_ERR "%s: [%p/%d] timeout - dma=0x%08lx\n",
e47f30b1
ST		 1653 dev->name, buf, buf->vb.i,
1654 (unsigned long)buf->risc.dma);
1655 }
1656 cx23885_restart_video_queue(dev, q);
1657 spin_unlock_irqrestore(&dev->slock, flags);
1658}
1659
1660int cx23885_video_irq(struct cx23885_dev *dev, u32 status)
1661{
1662 u32 mask, count;
1663 int handled = 0;
1664
1665 mask = cx_read(VID_A_INT_MSK);
1666 if (0 == (status & mask))
1667 return handled;
79776c89 1668
e47f30b1
ST		 1669 cx_write(VID_A_INT_STAT, status);
1670
19696f09 1671 /* risc op code error, fifo overflow or line sync detection error */
79776c89
ST		 1672 if ((status & VID_BC_MSK_OPC_ERR) ||
1673 (status & VID_BC_MSK_SYNC) ||
1674 (status & VID_BC_MSK_OF)) {
1675
19696f09 1676 if (status & VID_BC_MSK_OPC_ERR) {
79776c89
ST		 1677 dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n",
1678 VID_BC_MSK_OPC_ERR);
19696f09
ST		 1679 printk(KERN_WARNING "%s: video risc op code error\n",
1680 dev->name);
1681 cx23885_sram_channel_dump(dev,
1682 &dev->sram_channels[SRAM_CH01]);
1683 }
79776c89
ST		 1684
1685 if (status & VID_BC_MSK_SYNC)
19696f09
ST		 1686 dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) "
1687 "video lines miss-match\n",
79776c89
ST		 1688 VID_BC_MSK_SYNC);
1689
1690 if (status & VID_BC_MSK_OF)
19696f09 1691 dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n",
79776c89
ST		 1692 VID_BC_MSK_OF);
1693
e47f30b1
ST		 1694 }
1695
79776c89
ST		 1696 /* Video */
1697 if (status & VID_BC_MSK_RISCI1) {
e47f30b1
ST		 1698 spin_lock(&dev->slock);
1699 count = cx_read(VID_A_GPCNT);
1700 cx23885_video_wakeup(dev, &dev->vidq, count);
1701 spin_unlock(&dev->slock);
1702 handled++;
1703 }
79776c89 1704 if (status & VID_BC_MSK_RISCI2) {
e47f30b1
ST		 1705 dprintk(2, "stopper video\n");
1706 spin_lock(&dev->slock);
1707 cx23885_restart_video_queue(dev, &dev->vidq);
1708 spin_unlock(&dev->slock);
1709 handled++;
1710 }
1711
79776c89
ST		 1712 /* Allow the VBI framework to process it's payload */
1713 handled += cx23885_vbi_irq(dev, status);
1714
e47f30b1
ST		 1715 return handled;
1716}
1717
e47f30b1
ST		 1718/* ----------------------------------------------------------- */
1719/* exported stuff */
1720
bec43661 1721static const struct v4l2_file_operations video_fops = {
e47f30b1
ST		 1722 .owner = THIS_MODULE,
1723 .open = video_open,
1724 .release = video_release,
1725 .read = video_read,
1726 .poll = video_poll,
1727 .mmap = video_mmap,
1728 .ioctl = video_ioctl2,
e47f30b1
ST		 1729};
1730
a399810c 1731static const struct v4l2_ioctl_ops video_ioctl_ops = {
e47f30b1 1732 .vidioc_querycap = vidioc_querycap,
78b526a4
HV		 1733 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1734 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1735 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1736 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1737 .vidioc_g_fmt_vbi_cap = cx23885_vbi_fmt,
1738 .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt,
1739 .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt,
e47f30b1
ST		 1740 .vidioc_reqbufs = vidioc_reqbufs,
1741 .vidioc_querybuf = vidioc_querybuf,
1742 .vidioc_qbuf = vidioc_qbuf,
1743 .vidioc_dqbuf = vidioc_dqbuf,
1744 .vidioc_s_std = vidioc_s_std,
35045137
ST		 1745 .vidioc_g_std = vidioc_g_std,
1746 .vidioc_querystd = vidioc_g_std,
e47f30b1
ST		 1747 .vidioc_enum_input = vidioc_enum_input,
1748 .vidioc_g_input = vidioc_g_input,
1749 .vidioc_s_input = vidioc_s_input,
e9e5cf47 1750 .vidioc_log_status = vidioc_log_status,
e47f30b1
ST		 1751 .vidioc_queryctrl = vidioc_queryctrl,
1752 .vidioc_g_ctrl = vidioc_g_ctrl,
1753 .vidioc_s_ctrl = vidioc_s_ctrl,
1754 .vidioc_streamon = vidioc_streamon,
1755 .vidioc_streamoff = vidioc_streamoff,
e47f30b1
ST		 1756 .vidioc_g_tuner = vidioc_g_tuner,
1757 .vidioc_s_tuner = vidioc_s_tuner,
1758 .vidioc_g_frequency = vidioc_g_frequency,
1759 .vidioc_s_frequency = vidioc_s_frequency,
74618244 1760 .vidioc_g_chip_ident = cx23885_g_chip_ident,
e47f30b1 1761#ifdef CONFIG_VIDEO_ADV_DEBUG
74618244
AW		 1762 .vidioc_g_register = cx23885_g_register,
1763 .vidioc_s_register = cx23885_s_register,
e47f30b1 1764#endif
fc1a889d
ST		 1765 .vidioc_enumaudio = vidioc_enum_audinput,
1766 .vidioc_g_audio = vidioc_g_audinput,
1767 .vidioc_s_audio = vidioc_s_audinput,
a399810c
HV		 1768};
1769
1770static struct video_device cx23885_vbi_template;
1771static struct video_device cx23885_video_template = {
1772 .name = "cx23885-video",
a399810c 1773 .fops = &video_fops,
a399810c 1774 .ioctl_ops = &video_ioctl_ops,
e47f30b1
ST		 1775 .tvnorms = CX23885_NORMS,
1776 .current_norm = V4L2_STD_NTSC_M,
1777};
1778
bec43661 1779static const struct v4l2_file_operations radio_fops = {
e47f30b1
ST		 1780 .owner = THIS_MODULE,
1781 .open = video_open,
1782 .release = video_release,
1783 .ioctl = video_ioctl2,
e47f30b1
ST		 1784};
1785
1786
1787void cx23885_video_unregister(struct cx23885_dev *dev)
1788{
22b4e64f 1789 dprintk(1, "%s()\n", __func__);
dbe83a3b 1790 cx23885_irq_remove(dev, 0x01);
e47f30b1 1791
79776c89
ST		 1792 if (dev->vbi_dev) {
1793 if (video_is_registered(dev->vbi_dev))
1794 video_unregister_device(dev->vbi_dev);
1795 else
1796 video_device_release(dev->vbi_dev);
1797 dev->vbi_dev = NULL;
1798 btcx_riscmem_free(dev->pci, &dev->vbiq.stopper);
1799 }
e47f30b1 1800 if (dev->video_dev) {
f0813b4c 1801 if (video_is_registered(dev->video_dev))
e47f30b1
ST		 1802 video_unregister_device(dev->video_dev);
1803 else
1804 video_device_release(dev->video_dev);
1805 dev->video_dev = NULL;
1806
1807 btcx_riscmem_free(dev->pci, &dev->vidq.stopper);
1808 }
97ce5670
MM		 1809
1810 if (dev->audio_dev)
efa762f5 1811 cx23885_audio_unregister(dev);
e47f30b1
ST		 1812}
1813
1814int cx23885_video_register(struct cx23885_dev *dev)
1815{
1816 int err;
1817
22b4e64f 1818 dprintk(1, "%s()\n", __func__);
e47f30b1
ST		 1819 spin_lock_init(&dev->slock);
1820
1821 /* Initialize VBI template */
3618acab 1822 cx23885_vbi_template = cx23885_video_template;
e47f30b1 1823 strcpy(cx23885_vbi_template.name, "cx23885-vbi");
e47f30b1
ST		 1824
1825 dev->tvnorm = cx23885_video_template.current_norm;
1826
1827 /* init video dma queues */
1828 INIT_LIST_HEAD(&dev->vidq.active);
1829 INIT_LIST_HEAD(&dev->vidq.queued);
1830 dev->vidq.timeout.function = cx23885_vid_timeout;
1831 dev->vidq.timeout.data = (unsigned long)dev;
1832 init_timer(&dev->vidq.timeout);
1833 cx23885_risc_stopper(dev->pci, &dev->vidq.stopper,
1834 VID_A_DMA_CTL, 0x11, 0x00);
1835
79776c89
ST		 1836 /* init vbi dma queues */
1837 INIT_LIST_HEAD(&dev->vbiq.active);
1838 INIT_LIST_HEAD(&dev->vbiq.queued);
1839 dev->vbiq.timeout.function = cx23885_vbi_timeout;
1840 dev->vbiq.timeout.data = (unsigned long)dev;
1841 init_timer(&dev->vbiq.timeout);
1842 cx23885_risc_stopper(dev->pci, &dev->vbiq.stopper,
1843 VID_A_DMA_CTL, 0x22, 0x00);
dbe83a3b
AW		 1844
1845 cx23885_irq_add_enable(dev, 0x01);
e47f30b1 1846
557f48d5
IL		 1847 if ((TUNER_ABSENT != dev->tuner_type) &&
1848 ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) {
0d5a19f1
HV		 1849 struct v4l2_subdev *sd = NULL;
1850
1851 if (dev->tuner_addr)
e6574f2f 1852 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
557f48d5 1853 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
9a1f8b34 1854 "tuner", dev->tuner_addr, NULL);
0d5a19f1 1855 else
53dacb15 1856 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
557f48d5 1857 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1532a070 1858 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
0d5a19f1
HV		 1859 if (sd) {
1860 struct tuner_setup tun_setup;
1861
fd705e7c 1862 memset(&tun_setup, 0, sizeof(tun_setup));
0d5a19f1
HV		 1863 tun_setup.mode_mask = T_ANALOG_TV;
1864 tun_setup.type = dev->tuner_type;
1865 tun_setup.addr = v4l2_i2c_subdev_addr(sd);
6f0d8c02 1866 tun_setup.tuner_callback = cx23885_tuner_callback;
0d5a19f1
HV		 1867
1868 v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup);
0b32d65c
KK		 1869
1870 if (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) {
1871 struct xc2028_ctrl ctrl = {
1872 .fname = XC2028_DEFAULT_FIRMWARE,
1873 .max_len = 64
1874 };
1875 struct v4l2_priv_tun_config cfg = {
1876 .tuner = dev->tuner_type,
1877 .priv = &ctrl
1878 };
1879 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1880 }
e8d42373
OK		 1881
1882 if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) {
1883 struct xc2028_ctrl ctrl = {
1884 .fname = "xc3028L-v36.fw",
1885 .max_len = 64
1886 };
1887 struct v4l2_priv_tun_config cfg = {
1888 .tuner = dev->tuner_type,
1889 .priv = &ctrl
1890 };
1891 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1892 }
0d5a19f1
HV		 1893 }
1894 }
1895
79776c89 1896 /* register Video device */
e47f30b1
ST		 1897 dev->video_dev = cx23885_vdev_init(dev, dev->pci,
1898 &cx23885_video_template, "video");
1899 err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER,
1900 video_nr[dev->nr]);
1901 if (err < 0) {
1902 printk(KERN_INFO "%s: can't register video device\n",
1903 dev->name);
1904 goto fail_unreg;
1905 }
f88fb8e9 1906 printk(KERN_INFO "%s: registered device %s [v4l2]\n",
38c7c036 1907 dev->name, video_device_node_name(dev->video_dev));
97ce5670 1908
f88fb8e9
ST		 1909 /* register VBI device */
1910 dev->vbi_dev = cx23885_vdev_init(dev, dev->pci,
1911 &cx23885_vbi_template, "vbi");
1912 err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
1913 vbi_nr[dev->nr]);
1914 if (err < 0) {
1915 printk(KERN_INFO "%s: can't register vbi device\n",
1916 dev->name);
1917 goto fail_unreg;
1918 }
1919 printk(KERN_INFO "%s: registered device %s\n",
1920 dev->name, video_device_node_name(dev->vbi_dev));
1921
97ce5670 1922 /* Register ALSA audio device */
efa762f5 1923 dev->audio_dev = cx23885_audio_register(dev);
97ce5670 1924
e47f30b1
ST		 1925 /* initial device configuration */
1926 mutex_lock(&dev->lock);
1927 cx23885_set_tvnorm(dev, dev->tvnorm);
1928 init_controls(dev);
1929 cx23885_video_mux(dev, 0);
fa1e0fd3 1930 cx23885_audio_mux(dev, 0);
e47f30b1
ST		 1931 mutex_unlock(&dev->lock);
1932
e47f30b1
ST		 1933 return 0;
1934
1935fail_unreg:
1936 cx23885_video_unregister(dev);
1937 return err;
1938}
1939
Linux 6.x block layer and io_uring tree(s)