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 265e453dc757385ec892a818e4e3b5de027987ced9Michael Krufky#include <media/v4l2-common.h> 27a2004502919cce151ee6774378294000b587e4e3Hans Verkuil#include <media/v4l2-event.h> 28a2004502919cce151ee6774378294000b587e4e3Hans Verkuil 29a2004502919cce151ee6774378294000b587e4e3Hans Verkuil#include "saa7134-reg.h" 30a2004502919cce151ee6774378294000b587e4e3Hans Verkuil#include "saa7134.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 512ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuilstatic int start_streaming(struct vb2_queue *vq, unsigned int count) 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 532ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil struct saa7134_dmaqueue *dmaq = vq->drv_priv; 542ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil struct saa7134_dev *dev = dmaq->dev; 55f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov u32 leading_null_bytes = 0; 562ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil int err; 572ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil 582ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil err = saa7134_ts_start_streaming(vq, count); 592ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil if (err) 602ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil return err; 6186b79d662453b0f0107d03cc939dd737d6076436Hans Verkuil 62f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov /* If more cards start to need this, then this 63f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov should probably be added to the card definitions. */ 64f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov switch (dev->board) { 65f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov case SAA7134_BOARD_BEHOLD_M6: 66f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov case SAA7134_BOARD_BEHOLD_M63: 67f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov case SAA7134_BOARD_BEHOLD_M6_EXTRA: 68f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov leading_null_bytes = 1; 69f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov break; 70f03813e4d1900b619d4cb133506b130e535614f0Dmitry Belimov } 71fac6986c4777ae85fa2108ea25fee98de2c1f7b2Hans Verkuil saa_call_all(dev, core, init, leading_null_bytes); 722ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil /* Unmute audio */ 732ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil saa_writeb(SAA7134_AUDIO_MUTE_CTRL, 742ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil saa_readb(SAA7134_AUDIO_MUTE_CTRL) & ~(1 << 6)); 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_started = 1; 764ac97914c6c35f6bf132071c718e034d0846b9f5Mauro Carvalho Chehab return 0; 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 792ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuilstatic void stop_streaming(struct vb2_queue *vq) 8051aefd738b6b143010928c3b18939719fe5a8264Hans Verkuil{ 812ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil struct saa7134_dmaqueue *dmaq = vq->drv_priv; 822ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil struct saa7134_dev *dev = dmaq->dev; 8351aefd738b6b143010928c3b18939719fe5a8264Hans Verkuil 842ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil saa7134_ts_stop_streaming(vq); 8551aefd738b6b143010928c3b18939719fe5a8264Hans Verkuil saa_writeb(SAA7134_SPECIAL_MODE, 0x00); 862ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil msleep(20); 8751aefd738b6b143010928c3b18939719fe5a8264Hans Verkuil saa_writeb(SAA7134_SPECIAL_MODE, 0x01); 8851aefd738b6b143010928c3b18939719fe5a8264Hans Verkuil msleep(100); 892ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil /* Mute audio */ 90b784e526a8333db57d1b9f385a12553066bdba64Rafael Bilski saa_writeb(SAA7134_AUDIO_MUTE_CTRL, 912ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6)); 922ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil dev->empress_started = 0; 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 952ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuilstatic struct vb2_ops saa7134_empress_qops = { 962ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .queue_setup = saa7134_ts_queue_setup, 972ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .buf_init = saa7134_ts_buffer_init, 982ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .buf_prepare = saa7134_ts_buffer_prepare, 992ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .buf_finish = saa7134_ts_buffer_finish, 1002ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .buf_queue = saa7134_vb2_buffer_queue, 1012ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .wait_prepare = vb2_ops_wait_prepare, 1022ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .wait_finish = vb2_ops_wait_finish, 1032ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .start_streaming = start_streaming, 1042ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .stop_streaming = stop_streaming, 1052ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil}; 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1072ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil/* ------------------------------------------------------------------ */ 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10978b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int empress_enum_fmt_vid_cap(struct file *file, void *priv, 1102c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_fmtdesc *f) 1112c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 1122c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab if (f->index != 0) 1132c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return -EINVAL; 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1152c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab strlcpy(f->description, "MPEG TS", sizeof(f->description)); 1162c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->pixelformat = V4L2_PIX_FMT_MPEG; 117cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->flags = V4L2_FMT_FLAG_COMPRESSED; 1182c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return 0; 1192c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12178b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int empress_g_fmt_vid_cap(struct file *file, void *priv, 1222c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_format *f) 1232c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 124b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 12531bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil struct v4l2_mbus_framefmt mbus_fmt; 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12731bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil saa_call_all(dev, video, g_mbus_fmt, &mbus_fmt); 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12931bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 1302c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 1312c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; 132cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.bytesperline = 0; 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1342c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return 0; 1352c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13778b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int empress_s_fmt_vid_cap(struct file *file, void *priv, 1382c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab struct v4l2_format *f) 1392c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab{ 140b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 14131bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil struct v4l2_mbus_framefmt mbus_fmt; 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14331bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); 14431bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil saa_call_all(dev, video, s_mbus_fmt, &mbus_fmt); 14531bf95fb5725013fd7d95d6d5b1e45f4c88b1f56Hans Verkuil v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1472c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 1482c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; 149cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.bytesperline = 0; 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1512c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab return 0; 1522c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab} 1532c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 1546b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimovstatic int empress_try_fmt_vid_cap(struct file *file, void *priv, 1556b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov struct v4l2_format *f) 1566b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov{ 157b9f63b25954495b5b3089f89918771e52c1605d8Hans Verkuil struct saa7134_dev *dev = video_drvdata(file); 158cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil struct v4l2_mbus_framefmt mbus_fmt; 159cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil 160cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); 161cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil saa_call_all(dev, video, try_mbus_fmt, &mbus_fmt); 162cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 1636b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov 1646b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 1656b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; 166cabc6508984f2d145bdab4a6998072a9e5faf100Hans Verkuil f->fmt.pix.bytesperline = 0; 1676b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov 1686b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov return 0; 1696b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov} 1702c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 171bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic const struct v4l2_file_operations ts_fops = 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .owner = THIS_MODULE, 1742ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .open = v4l2_fh_open, 1752ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .release = vb2_fop_release, 1762ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .read = vb2_fop_read, 1772ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .poll = vb2_fop_poll, 1782ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .mmap = vb2_fop_mmap, 17913936af3d2f04f173a83cc050dbc4b20d8562b81Hans Verkuil .unlocked_ioctl = video_ioctl2, 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 182a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic const struct v4l2_ioctl_ops ts_ioctl_ops = { 183b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_querycap = saa7134_querycap, 18478b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_enum_fmt_vid_cap = empress_enum_fmt_vid_cap, 1856b6b75432caf87b8b7834ad8eb9acd75e383e20fDmitri Belimov .vidioc_try_fmt_vid_cap = empress_try_fmt_vid_cap, 18678b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_s_fmt_vid_cap = empress_s_fmt_vid_cap, 18778b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_g_fmt_vid_cap = empress_g_fmt_vid_cap, 1882ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .vidioc_reqbufs = vb2_ioctl_reqbufs, 1892ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .vidioc_querybuf = vb2_ioctl_querybuf, 1902ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .vidioc_qbuf = vb2_ioctl_qbuf, 1912ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .vidioc_dqbuf = vb2_ioctl_dqbuf, 1922ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .vidioc_streamon = vb2_ioctl_streamon, 1932ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil .vidioc_streamoff = vb2_ioctl_streamoff, 194b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_frequency = saa7134_g_frequency, 195b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_frequency = saa7134_s_frequency, 196b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_tuner = saa7134_g_tuner, 197b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_tuner = saa7134_s_tuner, 198b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_enum_input = saa7134_enum_input, 199b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_input = saa7134_g_input, 200b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_input = saa7134_s_input, 201b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_s_std = saa7134_s_std, 202b93a18d56057a6f8ccb79c5cd085dd31395331ffHans Verkuil .vidioc_g_std = saa7134_g_std, 203707b7f80b5873da7728979ba1b81c0daae736762Mikhail Domrachev .vidioc_querystd = saa7134_querystd, 204a2004502919cce151ee6774378294000b587e4e3Hans Verkuil .vidioc_log_status = v4l2_ctrl_log_status, 205a2004502919cce151ee6774378294000b587e4e3Hans Verkuil .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 206a2004502919cce151ee6774378294000b587e4e3Hans Verkuil .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 207a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil}; 208a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 209a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil/* ----------------------------------------------------------- */ 210a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 211a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic struct video_device saa7134_empress_template = { 212a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .name = "saa7134-empress", 213a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .fops = &ts_fops, 214a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .ioctl_ops = &ts_ioctl_ops, 2152c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab 2162c10e8a8985e41addbbbe54b403418c27462f854Mauro Carvalho Chehab .tvnorms = SAA7134_NORMS, 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 2181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 219c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howellsstatic void empress_signal_update(struct work_struct *work) 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 221c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells struct saa7134_dev* dev = 222c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells container_of(work, struct saa7134_dev, empress_workqueue); 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dev->nosignal) { 2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("no video signal\n"); 2261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 2271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("video signal acquired\n"); 2281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void empress_signal_change(struct saa7134_dev *dev) 2321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds schedule_work(&dev->empress_workqueue); 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 236718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuilstatic bool empress_ctrl_filter(const struct v4l2_ctrl *ctrl) 237718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil{ 238718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil switch (ctrl->id) { 239718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_BRIGHTNESS: 240718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_HUE: 241718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_CONTRAST: 242718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_SATURATION: 243718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_AUDIO_MUTE: 244718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_AUDIO_VOLUME: 245718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_PRIVATE_INVERT: 246718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil case V4L2_CID_PRIVATE_AUTOMUTE: 247718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil return true; 248718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil default: 249718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil return false; 250718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil } 251718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil} 2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int empress_init(struct saa7134_dev *dev) 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 255718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil struct v4l2_ctrl_handler *hdl = &dev->empress_ctrl_handler; 2562ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil struct vb2_queue *q; 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err; 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2595016381c33d63f23c43416b9c8421b1eeaa1b515Harvey Harrison dprintk("%s: %s\n",dev->name,__func__); 2601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev = video_device_alloc(); 2611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (NULL == dev->empress_dev) 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *(dev->empress_dev) = saa7134_empress_template; 264d481c581dfe43be11a17728b5c84c2d4b5beecb2Hans Verkuil dev->empress_dev->v4l2_dev = &dev->v4l2_dev; 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev->release = video_device_release; 2662ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil dev->empress_dev->lock = &dev->lock; 2671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds snprintf(dev->empress_dev->name, sizeof(dev->empress_dev->name), 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "%s empress (%s)", dev->name, 2691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds saa7134_boards[dev->board].name); 270718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_handler_init(hdl, 21); 271718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_add_handler(hdl, &dev->ctrl_handler, empress_ctrl_filter); 272718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil if (dev->empress_sd) 273718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_add_handler(hdl, dev->empress_sd->ctrl_handler, NULL); 274718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil if (hdl->error) { 275718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil video_device_release(dev->empress_dev); 276718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil return hdl->error; 277718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil } 278718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil dev->empress_dev->ctrl_handler = hdl; 2791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 280c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells INIT_WORK(&dev->empress_workqueue, empress_signal_update); 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2822ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q = &dev->empress_vbq; 2832ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 2842ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil /* 2852ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil * Do not add VB2_USERPTR: the saa7134 DMA engine cannot handle 2862ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil * transfers that do not start at the beginning of a page. A USERPTR 2872ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil * can start anywhere in a page, so USERPTR support is a no-go. 2882ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil */ 2892ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->io_modes = VB2_MMAP | VB2_READ; 2902ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->drv_priv = &dev->ts_q; 2912ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->ops = &saa7134_empress_qops; 2922ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->gfp_flags = GFP_DMA32; 2932ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->mem_ops = &vb2_dma_sg_memops; 2942ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->buf_struct_size = sizeof(struct saa7134_buf); 2952ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 2962ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil q->lock = &dev->lock; 2972ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil err = vb2_queue_init(q); 2982ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil if (err) 2992ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil return err; 3002ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil dev->empress_dev->queue = q; 3012ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil 30263b0d5ad20365edf8baf96cdbb8e7faf62501286Laurent Pinchart video_set_drvdata(dev->empress_dev, dev); 3031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = video_register_device(dev->empress_dev,VFL_TYPE_GRABBER, 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds empress_nr[dev->nr]); 3051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err < 0) { 3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO "%s: can't register video device\n", 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->name); 3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds video_device_release(dev->empress_dev); 3091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev = NULL; 3101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 31238c7c036036c6260606a2a833aaad3794ca22499Laurent Pinchart printk(KERN_INFO "%s: registered device %s [mpeg]\n", 31338c7c036036c6260606a2a833aaad3794ca22499Laurent Pinchart dev->name, video_device_node_name(dev->empress_dev)); 3141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 315c4028958b6ecad064b1a6303a6a5906d4fe48d73David Howells empress_signal_update(&dev->empress_workqueue); 3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int empress_fini(struct saa7134_dev *dev) 3201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3215016381c33d63f23c43416b9c8421b1eeaa1b515Harvey Harrison dprintk("%s: %s\n",dev->name,__func__); 3221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (NULL == dev->empress_dev) 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 32543829731dd372d04d6706c51052b9dabab9ca356Tejun Heo flush_work(&dev->empress_workqueue); 3261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds video_unregister_device(dev->empress_dev); 3272ada815fc48bb0267876c2c24b275bd06485f746Hans Verkuil vb2_queue_release(&dev->empress_vbq); 328718bde1aa9e03fd49d69816c4facea55d69a4737Hans Verkuil v4l2_ctrl_handler_free(&dev->empress_ctrl_handler); 3291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->empress_dev = NULL; 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct saa7134_mpeg_ops empress_ops = { 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .type = SAA7134_MPEG_EMPRESS, 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .init = empress_init, 3361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fini = empress_fini, 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .signal_change = empress_signal_change, 3381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 3391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __init empress_register(void) 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return saa7134_ts_register(&empress_ops); 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void __exit empress_unregister(void) 3461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds saa7134_ts_unregister(&empress_ops); 3481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_init(empress_register); 3511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_exit(empress_unregister); 352