saa7134-empress.c revision b9f63b25954495b5b3089f89918771e52c1605d8
11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * it under the terms of the GNU General Public License as published by 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (at your option) any later version. 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is distributed in the hope that it will be useful, 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * GNU General Public License for more details. 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * You should have received a copy of the GNU General Public License 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * along with this program; if not, write to the Free Software 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/list.h> 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/kernel.h> 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/delay.h> 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "saa7134-reg.h" 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "saa7134.h" 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <media/saa6752hs.h> 305e453dc757385ec892a818e4e3b5de027987ced9Michael Krufky#include <media/v4l2-common.h> 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* ------------------------------------------------------------------ */ 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL"); 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic unsigned int empress_nr[] = {[0 ... (SAA7134_MAXBOARDS - 1)] = UNSET }; 38674434c691e10015660022fc00b04985a23ef87bMauro Carvalho Chehab 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param_array(empress_nr, int, NULL, 0444); 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(empress_nr,"ts device number"); 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 42ff699e6bd02eb1c6d02c7c2b576c2ee6caab201cDouglas Schilling Landgrafstatic unsigned int debug; 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(debug, int, 0644); 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(debug,"enable debug messages"); 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define dprintk(fmt, arg...) if (debug) \ 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_DEBUG "%s/empress: " fmt, dev->name , ## arg) 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* ------------------------------------------------------------------ */ 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ts_reset_encoder(struct saa7134_dev* dev) 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dev->empress_started) 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds saa_writeb(SAA7134_SPECIAL_MODE, 0x00); 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds msleep(10); 584ac97914c6c35f6bf132071c718e034d0846b9f5Mauro Carvalho Chehab saa_writeb(SAA7134_SPECIAL_MODE, 0x01); 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds msleep(100); 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_started = 0; 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ts_init_encoder(struct saa7134_dev* dev) 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 65f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov u32 leading_null_bytes = 0; 6686b79d662453b0f0107d03cc939dd737d6076436Hans Verkuil 67f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov /* If more cards start to need this, then this 68f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov should probably be added to the card definitions. */ 69f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov switch (dev->board) { 70f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov case SAA7134_BOARD_BEHOLD_M6: 71f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov case SAA7134_BOARD_BEHOLD_M63: 72f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov case SAA7134_BOARD_BEHOLD_M6_EXTRA: 73f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov leading_null_bytes = 1; 74f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov break; 75f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov } 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ts_reset_encoder(dev); 77fac6986c4777ae85fa2108ea25fee98de2c1f7b2Hans Verkuil saa_call_all(dev, core, init, leading_null_bytes); 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_started = 1; 794ac97914c6c35f6bf132071c718e034d0846b9f5Mauro Carvalho Chehab return 0; 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* ------------------------------------------------------------------ */ 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 84bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int ts_open(struct file *file) 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8650462eb065e12f45851a9959a90d46b758944552Laurent Pinchart struct video_device *vdev = video_devdata(file); 8763b0d5ad20365edf8baf96cdbb8e7faf62501286Laurent Pinchart struct saa7134_dev *dev = video_drvdata(file); 88b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_fh *fh; 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err; 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9150462eb065e12f45851a9959a90d46b758944552Laurent Pinchart dprintk("open dev=%s\n", video_device_node_name(vdev)); 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = -EBUSY; 9364f9477f95bf5d4ba49dc3988d47a15bc06bb5daMauro Carvalho Chehab if (!mutex_trylock(&dev->empress_tsq.vb_lock)) 947415c7602ddb14a9a9c39bc8c38afa667092a527Hans Verkuil return err; 951052efe0fc69130d9d6a44bc9ceecd229221d9a1Hans Verkuil if (atomic_read(&dev->empress_users)) 967415c7602ddb14a9a9c39bc8c38afa667092a527Hans Verkuil goto done; 971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 98b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil /* allocate + initialize per filehandle data */ 99b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil fh = kzalloc(sizeof(*fh), GFP_KERNEL); 100b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil err = -ENOMEM; 101b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil if (NULL == fh) 102b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil goto done; 103b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil 104b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil v4l2_fh_init(&fh->fh, vdev); 105b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil file->private_data = fh; 106b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil fh->is_empress = true; 107b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil v4l2_fh_add(&fh->fh); 108b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil 109b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski /* Unmute audio */ 110b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski saa_writeb(SAA7134_AUDIO_MUTE_CTRL, 111b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski saa_readb(SAA7134_AUDIO_MUTE_CTRL) & ~(1 << 6)); 112b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski 1131052efe0fc69130d9d6a44bc9ceecd229221d9a1Hans Verkuil atomic_inc(&dev->empress_users); 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = 0; 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsdone: 1177415c7602ddb14a9a9c39bc8c38afa667092a527Hans Verkuil mutex_unlock(&dev->empress_tsq.vb_lock); 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 121bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int ts_release(struct file *file) 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 123b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 124b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_fh *fh = file->private_data; 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 126053fcb6014eef31c2674d344c704118e0ac229efBrandon Philips videobuf_stop(&dev->empress_tsq); 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds videobuf_mmap_free(&dev->empress_tsq); 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* stop the encoder */ 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ts_reset_encoder(dev); 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 132b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski /* Mute audio */ 133b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski saa_writeb(SAA7134_AUDIO_MUTE_CTRL, 134b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6)); 135b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski 1361052efe0fc69130d9d6a44bc9ceecd229221d9a1Hans Verkuil atomic_dec(&dev->empress_users); 137a17898737eaed4ef41f273da7b830c632e06613eArjan van de Ven 138b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil v4l2_fh_del(&fh->fh); 139b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil v4l2_fh_exit(&fh->fh); 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic ssize_t 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsts_read(struct file *file, char __user *data, size_t count, loff_t *ppos) 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 146b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dev->empress_started) 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ts_init_encoder(dev); 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return videobuf_read_stream(&dev->empress_tsq, 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data, count, ppos, 0, 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds file->f_flags & O_NONBLOCK); 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic unsigned int 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsts_poll(struct file *file, struct poll_table_struct *wait) 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 159b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return videobuf_poll_stream(file, &dev->empress_tsq, wait); 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsts_mmap(struct file *file, struct vm_area_struct * vma) 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 168b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return videobuf_mmap_mapper(&dev->empress_tsq, vma); 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17378b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int empress_enum_fmt_vid_cap(struct file *file, void *priv, 1742c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_fmtdesc *f) 1752c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 1762c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab if (f->index != 0) 1772c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return -EINVAL; 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1792c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab strlcpy(f->description, "MPEG TS", sizeof(f->description)); 1802c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->pixelformat = V4L2_PIX_FMT_MPEG; 181cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->flags = V4L2_FMT_FLAG_COMPRESSED; 1822c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return 0; 1832c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18578b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int empress_g_fmt_vid_cap(struct file *file, void *priv, 1862c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_format *f) 1872c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 188b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 18931bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil struct v4l2_mbus_framefmt mbus_fmt; 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19131bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil saa_call_all(dev, video, g_mbus_fmt, &mbus_fmt); 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19331bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 1942c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 1952c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; 196cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.bytesperline = 0; 197cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.priv = 0; 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1992c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return 0; 2002c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 20278b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int empress_s_fmt_vid_cap(struct file *file, void *priv, 2032c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_format *f) 2042c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 205b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 20631bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil struct v4l2_mbus_framefmt mbus_fmt; 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 20831bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); 20931bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil saa_call_all(dev, video, s_mbus_fmt, &mbus_fmt); 21031bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2122c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 2132c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; 214cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.bytesperline = 0; 215cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.priv = 0; 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2172c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return 0; 2182c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2192c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2206b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimovstatic int empress_try_fmt_vid_cap(struct file *file, void *priv, 2216b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov struct v4l2_format *f) 2226b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov{ 223b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 224cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil struct v4l2_mbus_framefmt mbus_fmt; 225cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil 226cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); 227cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil saa_call_all(dev, video, try_mbus_fmt, &mbus_fmt); 228cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 2296b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov 2306b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 2316b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; 232cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.bytesperline = 0; 233cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.priv = 0; 2346b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov 2356b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov return 0; 2366b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov} 2372c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2382c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehabstatic int empress_reqbufs(struct file *file, void *priv, 2392c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_requestbuffers *p) 2402c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 241b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 2422c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2432c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return videobuf_reqbufs(&dev->empress_tsq, p); 2442c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2452c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2462c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehabstatic int empress_querybuf(struct file *file, void *priv, 2472c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_buffer *b) 2482c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 249b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 2502c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2512c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return videobuf_querybuf(&dev->empress_tsq, b); 2522c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2532c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2542c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehabstatic int empress_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) 2552c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 256b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 2572c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2582c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return videobuf_qbuf(&dev->empress_tsq, b); 2592c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2602c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2612c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehabstatic int empress_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) 2622c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 263b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 2642c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2652c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return videobuf_dqbuf(&dev->empress_tsq, b, 2662c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab file->f_flags & O_NONBLOCK); 2672c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2682c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2692c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehabstatic int empress_streamon(struct file *file, void *priv, 2702c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab enum v4l2_buf_type type) 2712c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 272b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 2732c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2742c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return videobuf_streamon(&dev->empress_tsq); 2752c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2762c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2772c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehabstatic int empress_streamoff(struct file *file, void *priv, 2782c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab enum v4l2_buf_type type) 2792c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 280b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 2812c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2822c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return videobuf_streamoff(&dev->empress_tsq); 2832c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 2842c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 285bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic const struct v4l2_file_operations ts_fops = 2861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .owner = THIS_MODULE, 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .open = ts_open, 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .release = ts_release, 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .read = ts_read, 2911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .poll = ts_poll, 2921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .mmap = ts_mmap, 2932c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .ioctl = video_ioctl2, 2941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 2951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 296a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic const struct v4l2_ioctl_ops ts_ioctl_ops = { 297b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_querycap = saa7134_querycap, 29878b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_enum_fmt_vid_cap = empress_enum_fmt_vid_cap, 2996b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov .vidioc_try_fmt_vid_cap = empress_try_fmt_vid_cap, 30078b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_s_fmt_vid_cap = empress_s_fmt_vid_cap, 30178b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_g_fmt_vid_cap = empress_g_fmt_vid_cap, 3022c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .vidioc_reqbufs = empress_reqbufs, 3032c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .vidioc_querybuf = empress_querybuf, 3042c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .vidioc_qbuf = empress_qbuf, 3052c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .vidioc_dqbuf = empress_dqbuf, 3062c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .vidioc_streamon = empress_streamon, 3072c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .vidioc_streamoff = empress_streamoff, 308b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_frequency = saa7134_g_frequency, 309b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_frequency = saa7134_s_frequency, 310b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_tuner = saa7134_g_tuner, 311b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_tuner = saa7134_s_tuner, 312b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_enum_input = saa7134_enum_input, 313b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_input = saa7134_g_input, 314b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_input = saa7134_s_input, 315b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_std = saa7134_s_std, 316b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_std = saa7134_g_std, 317a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil}; 318a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 319a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil/* ----------------------------------------------------------- */ 320a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 321a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic struct video_device saa7134_empress_template = { 322a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .name = "saa7134-empress", 323a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .fops = &ts_fops, 324a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .ioctl_ops = &ts_ioctl_ops, 3252c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 3262c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .tvnorms = SAA7134_NORMS, 3271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 3281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 329c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howellsstatic void empress_signal_update(struct work_struct *work) 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 331c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells struct saa7134_dev* dev = 332c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells container_of(work, struct saa7134_dev, empress_workqueue); 3331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dev->nosignal) { 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("no video signal\n"); 3361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("video signal acquired\n"); 3381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void empress_signal_change(struct saa7134_dev *dev) 3421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds schedule_work(&dev->empress_workqueue); 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 346718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuilstatic bool empress_ctrl_filter(const struct v4l2_ctrl *ctrl) 347718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil{ 348718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil switch (ctrl->id) { 349718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_BRIGHTNESS: 350718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_HUE: 351718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_CONTRAST: 352718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_SATURATION: 353718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_AUDIO_MUTE: 354718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_AUDIO_VOLUME: 355718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_PRIVATE_INVERT: 356718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_PRIVATE_AUTOMUTE: 357718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil return true; 358718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil default: 359718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil return false; 360718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil } 361718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil} 3621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int empress_init(struct saa7134_dev *dev) 3641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 365718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil struct v4l2_ctrl_handler *hdl = &dev->empress_ctrl_handler; 3661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err; 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3685016381c33d63f23c43416b9c8421b1eeaa1b515Harvey Harrison dprintk("%s: %s\n",dev->name,__func__); 3691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev = video_device_alloc(); 3701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (NULL == dev->empress_dev) 3711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 3721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *(dev->empress_dev) = saa7134_empress_template; 373d481c581dfe43be11a17728b5c84c2d4b5beecb2Hans Verkuil dev->empress_dev->v4l2_dev = &dev->v4l2_dev; 3741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev->release = video_device_release; 3751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds snprintf(dev->empress_dev->name, sizeof(dev->empress_dev->name), 3761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "%s empress (%s)", dev->name, 3771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds saa7134_boards[dev->board].name); 378718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_handler_init(hdl, 21); 379718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_add_handler(hdl, &dev->ctrl_handler, empress_ctrl_filter); 380718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil if (dev->empress_sd) 381718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_add_handler(hdl, dev->empress_sd->ctrl_handler, NULL); 382718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil if (hdl->error) { 383718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil video_device_release(dev->empress_dev); 384718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil return hdl->error; 385718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil } 386718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil dev->empress_dev->ctrl_handler = hdl; 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 388c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells INIT_WORK(&dev->empress_workqueue, empress_signal_update); 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 39063b0d5ad20365edf8baf96cdbb8e7faf62501286Laurent Pinchart video_set_drvdata(dev->empress_dev, dev); 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = video_register_device(dev->empress_dev,VFL_TYPE_GRABBER, 3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds empress_nr[dev->nr]); 3931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err < 0) { 3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO "%s: can't register video device\n", 3951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->name); 3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds video_device_release(dev->empress_dev); 3971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev = NULL; 3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 40038c7c036036c6260606a2a833aaad3794ca22499Laurent Pinchart printk(KERN_INFO "%s: registered device %s [mpeg]\n", 40138c7c036036c6260606a2a833aaad3794ca22499Laurent Pinchart dev->name, video_device_node_name(dev->empress_dev)); 4021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4030705135e59f8503e4dade4b3580fed77b1743b7cGuennadi Liakhovetski videobuf_queue_sg_init(&dev->empress_tsq, &saa7134_ts_qops, 4040705135e59f8503e4dade4b3580fed77b1743b7cGuennadi Liakhovetski &dev->pci->dev, &dev->slock, 4051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds V4L2_BUF_TYPE_VIDEO_CAPTURE, 4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds V4L2_FIELD_ALTERNATE, 4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds sizeof(struct saa7134_buf), 40808bff03ed697a583612b62a6ac566bd5bce98012Hans Verkuil dev, NULL); 4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 410c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells empress_signal_update(&dev->empress_workqueue); 4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int empress_fini(struct saa7134_dev *dev) 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4165016381c33d63f23c43416b9c8421b1eeaa1b515Harvey Harrison dprintk("%s: %s\n",dev->name,__func__); 4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (NULL == dev->empress_dev) 4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 42043829731dd372d04d6706c51052b9dabab9ca356Tejun Heo flush_work(&dev->empress_workqueue); 4211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds video_unregister_device(dev->empress_dev); 422718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_handler_free(&dev->empress_ctrl_handler); 4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev = NULL; 4241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct saa7134_mpeg_ops empress_ops = { 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .type = SAA7134_MPEG_EMPRESS, 4291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .init = empress_init, 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fini = empress_fini, 4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .signal_change = empress_signal_change, 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __init empress_register(void) 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return saa7134_ts_register(&empress_ops); 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void __exit empress_unregister(void) 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds saa7134_ts_unregister(&empress_ops); 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_init(empress_register); 4451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_exit(empress_unregister); 4461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* ----------------------------------------------------------- */ 4481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 4491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Local variables: 4501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * c-basic-offset: 8 4511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * End: 4521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 453