hdpvr-video.c revision 5f454d82e5958e59c16580b9b4531f4bbc7231f7
19aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* 2e86da6f07ed6deebc199368bd0a47b3671829b80Janne Grunau * Hauppauge HD PVR USB driver - video 4 linux 2 interface 39aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * 49aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * Copyright (C) 2008 Janne Grunau (j@jannau.net) 59aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * 69aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * This program is free software; you can redistribute it and/or 79aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * modify it under the terms of the GNU General Public License as 89aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * published by the Free Software Foundation, version 2. 99aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * 109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau */ 119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 129aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/kernel.h> 1354d80904b4c1f7aa1d569d07ca3e62fba0daf3a2Mauro Carvalho Chehab#include <linux/kconfig.h> 149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/errno.h> 159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/init.h> 169aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/slab.h> 179aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/module.h> 189aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/uaccess.h> 199aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/usb.h> 209aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/mutex.h> 219aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/workqueue.h> 229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <linux/videodev2.h> 243315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil#include <linux/v4l2-dv-timings.h> 259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <media/v4l2-dev.h> 269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <media/v4l2-common.h> 279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include <media/v4l2-ioctl.h> 2865fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil#include <media/v4l2-event.h> 299aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau#include "hdpvr.h" 309aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3139bcb3ae030b0b64262adf6c5243bf767d8b75dcAlan Young#define BULK_URB_TIMEOUT 90 /* 0.09 seconds */ 329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 339ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau#define print_buffer_status() { \ 349ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, \ 359ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau "%s:%d buffer stat: %d free, %d proc\n", \ 369ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau __func__, __LINE__, \ 379ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau list_size(&dev->free_buff_list), \ 389ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau list_size(&dev->rec_buff_list)); } 39d211bfcbd0f13f1234aaa6e565013dba051a408cJanne Grunau 403315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic const struct v4l2_dv_timings hdpvr_dv_timings[] = { 413315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_720X480I59_94, 423315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_720X576I50, 433315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_720X480P59_94, 443315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_720X576P50, 453315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_1280X720P50, 463315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_1280X720P60, 473315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_1920X1080I50, 483315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil V4L2_DV_BT_CEA_1920X1080I60, 493315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil}; 503315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 513315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil/* Use 480i59 as the default timings */ 523315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil#define HDPVR_DEF_DV_TIMINGS_IDX (0) 533315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 543315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstruct hdpvr_fh { 553315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct v4l2_fh fh; 563315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil bool legacy_mode; 573315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil}; 583315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 599aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic uint list_size(struct list_head *list) 609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct list_head *tmp; 629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau uint count = 0; 639aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 649aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_for_each(tmp, list) { 659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau count++; 669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 679aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 689aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return count; 699aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/*=========================================================================*/ 729aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* urb callback */ 739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic void hdpvr_read_bulk_callback(struct urb *urb) 749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 759aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf = (struct hdpvr_buffer *)urb->context; 769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_device *dev = buf->dev; 779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* marking buffer as received and wake waiting */ 799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->status = BUFSTAT_READY; 809aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau wake_up_interruptible(&dev->wait_data); 819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 829aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 839aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/*=========================================================================*/ 849aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* bufffer bits */ 859aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* function expects dev->io_mutex to be hold by caller */ 879aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauint hdpvr_cancel_queue(struct hdpvr_device *dev) 889aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 899aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf; 909aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 919aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_for_each_entry(buf, &dev->rec_buff_list, buff_list) { 929aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau usb_kill_urb(buf->urb); 939aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->status = BUFSTAT_AVAILABLE; 949aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 959aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 969aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_splice_init(&dev->rec_buff_list, dev->free_buff_list.prev); 979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 989aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 999aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 1009aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1019aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int hdpvr_free_queue(struct list_head *q) 1029aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 1039aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct list_head *tmp; 1049aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct list_head *p; 1059aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf; 1069aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct urb *urb; 1079aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1089aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau for (p = q->next; p != q;) { 1099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf = list_entry(p, struct hdpvr_buffer, buff_list); 1109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau urb = buf->urb; 112997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack usb_free_coherent(urb->dev, urb->transfer_buffer_length, 113997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack urb->transfer_buffer, urb->transfer_dma); 1149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau usb_free_urb(urb); 1159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau tmp = p->next; 1169aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_del(p); 1179aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau kfree(buf); 1189aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau p = tmp; 1199aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 1209aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1219aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 1229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 1239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* function expects dev->io_mutex to be hold by caller */ 1259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauint hdpvr_free_buffers(struct hdpvr_device *dev) 1269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 1279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_cancel_queue(dev); 1289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1299aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_free_queue(&dev->free_buff_list); 1309aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_free_queue(&dev->rec_buff_list); 1319aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 1339aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 1349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1359aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* function expects dev->io_mutex to be hold by caller */ 1369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauint hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count) 1379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 1389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau uint i; 1399aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau int retval = -ENOMEM; 1409aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau u8 *mem; 1419aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf; 1429aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct urb *urb; 1439aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1449ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, 1459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau "allocating %u buffers\n", count); 1469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau for (i = 0; i < count; i++) { 1489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf = kzalloc(sizeof(struct hdpvr_buffer), GFP_KERNEL); 1509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!buf) { 1519ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, "cannot allocate buffer\n"); 1529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto exit; 1539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 1549aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->dev = dev; 1559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau urb = usb_alloc_urb(0, GFP_KERNEL); 1579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!urb) { 1589ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, "cannot allocate urb\n"); 159cd0e280f1bbecebcd20ed0ddd4dd8fb03a506b3cJulia Lawall goto exit_urb; 1609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 1619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->urb = urb; 1629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 163997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack mem = usb_alloc_coherent(dev->udev, dev->bulk_in_size, GFP_KERNEL, 164997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack &urb->transfer_dma); 1659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!mem) { 1669ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, 1679ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau "cannot allocate usb transfer buffer\n"); 168cd0e280f1bbecebcd20ed0ddd4dd8fb03a506b3cJulia Lawall goto exit_urb_buffer; 1699aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 1709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau usb_fill_bulk_urb(buf->urb, dev->udev, 1729aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau usb_rcvbulkpipe(dev->udev, 1739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->bulk_in_endpointAddr), 1749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mem, dev->bulk_in_size, 1759aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_read_bulk_callback, buf); 1769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1774f5c933abb34532dc962185c999509b97a97fa1bJames M McLaren buf->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 1789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->status = BUFSTAT_AVAILABLE; 1799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_add_tail(&buf->buff_list, &dev->free_buff_list); 1809aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 1819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 182cd0e280f1bbecebcd20ed0ddd4dd8fb03a506b3cJulia Lawallexit_urb_buffer: 183cd0e280f1bbecebcd20ed0ddd4dd8fb03a506b3cJulia Lawall usb_free_urb(urb); 184cd0e280f1bbecebcd20ed0ddd4dd8fb03a506b3cJulia Lawallexit_urb: 185cd0e280f1bbecebcd20ed0ddd4dd8fb03a506b3cJulia Lawall kfree(buf); 1869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauexit: 1879aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_free_buffers(dev); 1889aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return retval; 1899aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 1909aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1919aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int hdpvr_submit_buffers(struct hdpvr_device *dev) 1929aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 1939aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf; 1949aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct urb *urb; 1959aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau int ret = 0, err_count = 0; 1969aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_lock(&dev->io_mutex); 1989aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1999aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau while (dev->status == STATUS_STREAMING && 2009aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau !list_empty(&dev->free_buff_list)) { 2019aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2029aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf = list_entry(dev->free_buff_list.next, struct hdpvr_buffer, 2039aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buff_list); 2049aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (buf->status != BUFSTAT_AVAILABLE) { 2059ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, 2064b512d26f425be1c779c8319249b42ce3c3424d2Thadeu Lima de Souza Cascardo "buffer not marked as available\n"); 2079aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = -EFAULT; 2089aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto err; 2099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 2109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau urb = buf->urb; 2129aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau urb->status = 0; 2139aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau urb->actual_length = 0; 2149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = usb_submit_urb(urb, GFP_KERNEL); 2159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (ret) { 2169ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, 2179ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau "usb_submit_urb in %s returned %d\n", 2189ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau __func__, ret); 2199aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (++err_count > 2) 2209aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau break; 2219aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau continue; 2229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 2239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->status = BUFSTAT_INPROGRESS; 2249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_move_tail(&buf->buff_list, &dev->rec_buff_list); 2259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 2269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauerr: 227d211bfcbd0f13f1234aaa6e565013dba051a408cJanne Grunau print_buffer_status(); 2289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 2299aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return ret; 2309aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 2319aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic struct hdpvr_buffer *hdpvr_get_next_buffer(struct hdpvr_device *dev) 2339aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 2349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf; 2359aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_lock(&dev->io_mutex); 2379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (list_empty(&dev->rec_buff_list)) { 2399aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 2409aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return NULL; 2419aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 2429aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2439aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf = list_entry(dev->rec_buff_list.next, struct hdpvr_buffer, 2449aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buff_list); 2459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 2469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return buf; 2489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 2499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic void hdpvr_transmit_buffers(struct work_struct *work) 2519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 2529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_device *dev = container_of(work, struct hdpvr_device, 2539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau worker); 2549aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau while (dev->status == STATUS_STREAMING) { 2569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (hdpvr_submit_buffers(dev)) { 2589ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, "couldn't submit buffers\n"); 2599aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto error; 2609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 2619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (wait_event_interruptible(dev->wait_buffer, 2629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau !list_empty(&dev->free_buff_list) || 2639aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status != STATUS_STREAMING)) 2649aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto error; 2659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 2669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2679ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, 2689aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau "transmit worker exited\n"); 2699aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return; 2709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauerror: 2719ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, 2729aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau "transmit buffers errored\n"); 2739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status = STATUS_ERROR; 2749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 2759aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* function expects dev->io_mutex to be hold by caller */ 2779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int hdpvr_start_streaming(struct hdpvr_device *dev) 2789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 2799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau int ret; 2804d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy struct hdpvr_video_info vidinf; 2819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2829aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->status == STATUS_STREAMING) 2839aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 28479f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil if (dev->status != STATUS_IDLE) 2859aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EAGAIN; 2869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 2874d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy ret = get_video_info(dev, &vidinf); 2885f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil if (ret < 0) 2895f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil return ret; 2905f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil 2915f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil if (!vidinf.valid) { 29279f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil msleep(250); 29379f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, 29479f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil "no video signal at input %d\n", dev->options.video_input); 29579f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil return -EAGAIN; 29679f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil } 2979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 29879f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, 29979f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil "video signal: %dx%d@%dhz\n", vidinf.width, 30079f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil vidinf.height, vidinf.fps); 3019aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 30279f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil /* start streaming 2 request */ 30379f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil ret = usb_control_msg(dev->udev, 30479f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil usb_sndctrlpipe(dev->udev, 0), 30579f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil 0xb8, 0x38, 0x1, 0, NULL, 0, 8000); 30679f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, 30779f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil "encoder start control request returned %d\n", ret); 30879f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil if (ret < 0) 30979f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil return ret; 3109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 31179f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil ret = hdpvr_config_call(dev, CTRL_START_STREAMING_VALUE, 0x00); 31279f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil if (ret) 31379f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil return ret; 3149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 31579f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil dev->status = STATUS_STREAMING; 316afa159538af61f1a65d48927f4e949fe514fb4fcJanne Grunau 31779f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil INIT_WORK(&dev->worker, hdpvr_transmit_buffers); 31879f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil queue_work(dev->workqueue, &dev->worker); 3199aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 32079f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, 32179f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil "streaming started\n"); 3229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 32379f10b625e5eff93c8fad54ba345e5f35feb8461Hans Verkuil return 0; 3249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 3259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* function expects dev->io_mutex to be hold by caller */ 3289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int hdpvr_stop_streaming(struct hdpvr_device *dev) 3299aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 33085d682b9ee1a89a82c2a75182558e392749d81fcMárton Németh int actual_length; 33185d682b9ee1a89a82c2a75182558e392749d81fcMárton Németh uint c = 0; 3327d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau u8 *buf; 3337d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau 3349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->status == STATUS_IDLE) 3359aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 3369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau else if (dev->status != STATUS_STREAMING) 3379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EAGAIN; 3389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3397d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau buf = kmalloc(dev->bulk_in_size, GFP_KERNEL); 3407d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau if (!buf) 3417d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau v4l2_err(&dev->v4l2_dev, "failed to allocate temporary buffer " 3427d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau "for emptying the internal device buffer. " 3437d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau "Next capture start will be slow\n"); 3447d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau 3459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status = STATUS_SHUTTING_DOWN; 3469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_config_call(dev, CTRL_STOP_STREAMING_VALUE, 0x00); 34748f98f7557d35d360470bf6d9fd7b00d04fba828Janne Grunau mutex_unlock(&dev->io_mutex); 3489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau wake_up_interruptible(&dev->wait_buffer); 3509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau msleep(50); 3519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau flush_workqueue(dev->workqueue); 3539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 35448f98f7557d35d360470bf6d9fd7b00d04fba828Janne Grunau mutex_lock(&dev->io_mutex); 3559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* kill the still outstanding urbs */ 3569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_cancel_queue(dev); 3579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3587d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau /* emptying the device buffer beforeshutting it down */ 3597d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau while (buf && ++c < 500 && 3607d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau !usb_bulk_msg(dev->udev, 3617d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau usb_rcvbulkpipe(dev->udev, 3627d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau dev->bulk_in_endpointAddr), 3637d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau buf, dev->bulk_in_size, &actual_length, 3647d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau BULK_URB_TIMEOUT)) { 3657d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, 3667d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau "%2d: got %d bytes\n", c, actual_length); 3677d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau } 3687d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau kfree(buf); 3697d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, 3707d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau "used %d urbs to empty device buffers\n", c-1); 3717d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau msleep(10); 3727d771ff0dc3371923db929d9f88932acec3fc8e8Janne Grunau 3739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status = STATUS_IDLE; 3749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3759aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 3769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 3779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/*=======================================================================*/ 3809aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* 3819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * video 4 linux 2 file operations 3829aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau */ 3839aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 3843315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int hdpvr_open(struct file *file) 3853315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil{ 3863315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = kzalloc(sizeof(*fh), GFP_KERNEL); 3873315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 3883315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (fh == NULL) 3893315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENOMEM; 3903315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fh->legacy_mode = true; 3913315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil v4l2_fh_init(&fh->fh, video_devdata(file)); 3923315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil v4l2_fh_add(&fh->fh); 3933315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil file->private_data = fh; 3943315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return 0; 3953315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil} 3963315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 3979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int hdpvr_release(struct file *file) 3989aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 399ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 4009aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4019aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_lock(&dev->io_mutex); 402ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (file->private_data == dev->owner) { 4039aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_stop_streaming(dev); 404ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->owner = NULL; 405ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil } 4069aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 4079aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 408ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil return v4l2_fh_release(file); 4099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 4109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* 4129aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * hdpvr_v4l2_read() 4139aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * will allocate buffers when called for the first time 4149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau */ 4159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic ssize_t hdpvr_read(struct file *file, char __user *buffer, size_t count, 4169aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau loff_t *pos) 4179aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 418ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 4199aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_buffer *buf = NULL; 4209aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct urb *urb; 4219aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau unsigned int ret = 0; 4229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau int rem, cnt; 4239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (*pos) 4259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -ESPIPE; 4269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_lock(&dev->io_mutex); 4289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->status == STATUS_IDLE) { 4299aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (hdpvr_start_streaming(dev)) { 4309ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, 4319ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau "start_streaming failed\n"); 4329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = -EIO; 4339aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau msleep(200); 4349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status = STATUS_IDLE; 4359aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 4369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto err; 4379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 438ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->owner = file->private_data; 439d211bfcbd0f13f1234aaa6e565013dba051a408cJanne Grunau print_buffer_status(); 4409aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 4419aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 4429aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4439aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* wait for the first buffer */ 4449aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!(file->f_flags & O_NONBLOCK)) { 4459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (wait_event_interruptible(dev->wait_data, 4469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_get_next_buffer(dev))) 4479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -ERESTARTSYS; 4489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 4499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf = hdpvr_get_next_buffer(dev); 4519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau while (count > 0 && buf) { 4539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4549aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (buf->status != BUFSTAT_READY && 4559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status != STATUS_DISCONNECTED) { 4569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* return nonblocking */ 4579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (file->f_flags & O_NONBLOCK) { 4589aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!ret) 4599aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = -EAGAIN; 4609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto err; 4619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 4629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4639aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (wait_event_interruptible(dev->wait_data, 4649aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->status == BUFSTAT_READY)) { 4659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = -ERESTARTSYS; 4669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto err; 4679aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 4689aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 4699aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (buf->status != BUFSTAT_READY) 4719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau break; 4729aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* set remaining bytes to copy */ 4749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau urb = buf->urb; 4759aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau rem = urb->actual_length - buf->pos; 4769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau cnt = rem > count ? count : rem; 4779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (copy_to_user(buffer, urb->transfer_buffer + buf->pos, 4799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau cnt)) { 4809ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, "read: copy_to_user failed\n"); 4819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!ret) 4829aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = -EFAULT; 4839aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto err; 4849aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 4859aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->pos += cnt; 4879aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau count -= cnt; 4889aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buffer += cnt; 4899aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret += cnt; 4909aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4919aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* finished, take next buffer */ 4929aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (buf->pos == urb->actual_length) { 4939aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_lock(&dev->io_mutex); 4949aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->pos = 0; 4959aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf->status = BUFSTAT_AVAILABLE; 4969aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 4979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau list_move_tail(&buf->buff_list, &dev->free_buff_list); 4989aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 499d211bfcbd0f13f1234aaa6e565013dba051a408cJanne Grunau print_buffer_status(); 5009aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5019aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 5029aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5039aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau wake_up_interruptible(&dev->wait_buffer); 5049aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5059aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau buf = hdpvr_get_next_buffer(dev); 5069aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 5079aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 5089aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauerr: 5099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!ret && !buf) 5109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau ret = -EAGAIN; 5119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return ret; 5129aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 5139aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic unsigned int hdpvr_poll(struct file *filp, poll_table *wait) 5159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 51665fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil unsigned long req_events = poll_requested_events(wait); 517d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau struct hdpvr_buffer *buf = NULL; 518ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(filp); 51965fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil unsigned int mask = v4l2_ctrl_poll(filp, wait); 5209aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 52165fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil if (!(req_events & (POLLIN | POLLRDNORM))) 52265fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil return mask; 5239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 52465fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil mutex_lock(&dev->io_mutex); 5259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->status == STATUS_IDLE) { 5279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (hdpvr_start_streaming(dev)) { 5289ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, 5299ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau "start_streaming failed\n"); 5309aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->status = STATUS_IDLE; 531ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil } else { 532ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->owner = filp->private_data; 5339aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 5349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 535d211bfcbd0f13f1234aaa6e565013dba051a408cJanne Grunau print_buffer_status(); 5369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 5379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau mutex_unlock(&dev->io_mutex); 5389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 539d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau buf = hdpvr_get_next_buffer(dev); 540d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau /* only wait if no data is available */ 541d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau if (!buf || buf->status != BUFSTAT_READY) { 542d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau poll_wait(filp, &dev->wait_data, wait); 543d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau buf = hdpvr_get_next_buffer(dev); 5449aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 545d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau if (buf && buf->status == BUFSTAT_READY) 546d2ff3ec81628cbf9470c496b3d0c0780165643f5Janne Grunau mask |= POLLIN | POLLRDNORM; 5479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return mask; 5499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 5509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic const struct v4l2_file_operations hdpvr_fops = { 5539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .owner = THIS_MODULE, 5543315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .open = hdpvr_open, 5559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .release = hdpvr_release, 5569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .read = hdpvr_read, 5579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .poll = hdpvr_poll, 55876717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau .unlocked_ioctl = video_ioctl2, 5599aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau}; 5609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/*=======================================================================*/ 5629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* 5639aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau * V4L2 ioctl handling 5649aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau */ 5659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int vidioc_querycap(struct file *file, void *priv, 5679aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct v4l2_capability *cap) 5689aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 5699aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_device *dev = video_drvdata(file); 5709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau strcpy(cap->driver, "hdpvr"); 572fdd70c3399fc448a87487b287f4f0dcfb2e9c52cLars Hanisch strcpy(cap->card, "Hauppauge HD PVR"); 5739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); 57441022fcb3db75c9777bbd05da114c7eb597694dfHans Verkuil cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_AUDIO | 57541022fcb3db75c9777bbd05da114c7eb597694dfHans Verkuil V4L2_CAP_READWRITE; 57641022fcb3db75c9777bbd05da114c7eb597694dfHans Verkuil cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; 5779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 5789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 5799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5805854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuilstatic int vidioc_s_std(struct file *file, void *_fh, 581314527acbbb3f33f72c2ef19d8cfabcada9912a5Hans Verkuil v4l2_std_id std) 5829aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 583ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 5845854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil struct hdpvr_fh *fh = _fh; 5859aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau u8 std_type = 1; 5869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5875854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil if (!fh->legacy_mode && dev->options.video_input == HDPVR_COMPONENT) 5888f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil return -ENODATA; 5898f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil if (dev->status != STATUS_IDLE) 5908f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil return -EBUSY; 5918f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil if (std & V4L2_STD_525_60) 5929aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau std_type = 0; 5938f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->cur_std = std; 5948f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->width = 720; 5958f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->height = std_type ? 576 : 480; 5969aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 5979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return hdpvr_config_call(dev, CTRL_VIDEO_STD_TYPE, std_type); 5989aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 5999aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 6005854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuilstatic int vidioc_g_std(struct file *file, void *_fh, 6018f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil v4l2_std_id *std) 6028f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil{ 6038f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 6045854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil struct hdpvr_fh *fh = _fh; 6058f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil 6065854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil if (!fh->legacy_mode && dev->options.video_input == HDPVR_COMPONENT) 6078f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil return -ENODATA; 6088f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil *std = dev->cur_std; 6098f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil return 0; 6108f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil} 6118f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil 6125854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuilstatic int vidioc_querystd(struct file *file, void *_fh, v4l2_std_id *a) 6138f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil{ 6148f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 6154d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy struct hdpvr_video_info vid_info; 6165854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil struct hdpvr_fh *fh = _fh; 6174d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy int ret; 6188f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil 619ab6e134a48a58b111f28dfb5c8440a56d6be10c5Hans Verkuil *a = V4L2_STD_UNKNOWN; 6205854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil if (dev->options.video_input == HDPVR_COMPONENT) 6215854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil return fh->legacy_mode ? 0 : -ENODATA; 6224d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy ret = get_video_info(dev, &vid_info); 6235f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil if (vid_info.valid && vid_info.width == 720 && 6244d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy (vid_info.height == 480 || vid_info.height == 576)) { 6254d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy *a = (vid_info.height == 480) ? 6268f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil V4L2_STD_525_60 : V4L2_STD_625_50; 6278f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil } 6285f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil return ret; 6298f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil} 6308f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil 6313315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int vidioc_s_dv_timings(struct file *file, void *_fh, 6323315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct v4l2_dv_timings *timings) 6333315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil{ 6343315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 6353315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = _fh; 6363315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil int i; 6373315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 6383315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fh->legacy_mode = false; 6393315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (dev->options.video_input) 6403315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENODATA; 6413315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (dev->status != STATUS_IDLE) 6423315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -EBUSY; 6433315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil for (i = 0; i < ARRAY_SIZE(hdpvr_dv_timings); i++) 6443315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (v4l_match_dv_timings(timings, hdpvr_dv_timings + i, 0)) 6453315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil break; 6463315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (i == ARRAY_SIZE(hdpvr_dv_timings)) 6473315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -EINVAL; 6483315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil dev->cur_dv_timings = hdpvr_dv_timings[i]; 6493315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil dev->width = hdpvr_dv_timings[i].bt.width; 6503315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil dev->height = hdpvr_dv_timings[i].bt.height; 6513315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return 0; 6523315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil} 6533315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 6543315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int vidioc_g_dv_timings(struct file *file, void *_fh, 6553315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct v4l2_dv_timings *timings) 6563315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil{ 6573315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 6583315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = _fh; 6593315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 6603315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fh->legacy_mode = false; 6613315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (dev->options.video_input) 6623315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENODATA; 6633315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil *timings = dev->cur_dv_timings; 6643315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return 0; 6653315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil} 6663315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 6673315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int vidioc_query_dv_timings(struct file *file, void *_fh, 6683315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct v4l2_dv_timings *timings) 6693315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil{ 6703315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 6713315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = _fh; 6724d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy struct hdpvr_video_info vid_info; 6733315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil bool interlaced; 6743315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil int ret = 0; 6753315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil int i; 6763315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 6773315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fh->legacy_mode = false; 6783315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (dev->options.video_input) 6793315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENODATA; 6804d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy ret = get_video_info(dev, &vid_info); 6814d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy if (ret) 6825f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil return ret; 6835f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil if (!vid_info.valid) 6843315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENOLCK; 6854d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy interlaced = vid_info.fps <= 30; 6863315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil for (i = 0; i < ARRAY_SIZE(hdpvr_dv_timings); i++) { 6873315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil const struct v4l2_bt_timings *bt = &hdpvr_dv_timings[i].bt; 6883315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil unsigned hsize; 6893315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil unsigned vsize; 6903315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil unsigned fps; 6913315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 6923315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil hsize = bt->hfrontporch + bt->hsync + bt->hbackporch + bt->width; 6933315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil vsize = bt->vfrontporch + bt->vsync + bt->vbackporch + 6943315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil bt->il_vfrontporch + bt->il_vsync + bt->il_vbackporch + 6953315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil bt->height; 6963315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fps = (unsigned)bt->pixelclock / (hsize * vsize); 6974d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy if (bt->width != vid_info.width || 6984d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy bt->height != vid_info.height || 6993315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil bt->interlaced != interlaced || 7004d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy (fps != vid_info.fps && fps + 1 != vid_info.fps)) 7013315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil continue; 7023315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil *timings = hdpvr_dv_timings[i]; 7033315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil break; 7043315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil } 7053315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (i == ARRAY_SIZE(hdpvr_dv_timings)) 7063315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil ret = -ERANGE; 7074d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy 7083315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return ret; 7093315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil} 7103315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 7113315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int vidioc_enum_dv_timings(struct file *file, void *_fh, 7123315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct v4l2_enum_dv_timings *timings) 7133315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil{ 7143315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 7153315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = _fh; 7163315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 7173315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fh->legacy_mode = false; 7183315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil memset(timings->reserved, 0, sizeof(timings->reserved)); 7193315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (dev->options.video_input) 7203315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENODATA; 7213315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (timings->index >= ARRAY_SIZE(hdpvr_dv_timings)) 7223315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -EINVAL; 7233315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil timings->timings = hdpvr_dv_timings[timings->index]; 7243315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return 0; 7253315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil} 7263315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 7273315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int vidioc_dv_timings_cap(struct file *file, void *_fh, 7283315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct v4l2_dv_timings_cap *cap) 7293315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil{ 7303315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 7313315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = _fh; 7323315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 7333315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil fh->legacy_mode = false; 7343315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (dev->options.video_input) 7353315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -ENODATA; 7363315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->type = V4L2_DV_BT_656_1120; 7373315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.min_width = 720; 7383315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.max_width = 1920; 7393315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.min_height = 480; 7403315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.max_height = 1080; 7413315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.min_pixelclock = 27000000; 7423315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.max_pixelclock = 74250000; 7433315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.standards = V4L2_DV_BT_STD_CEA861; 7443315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil cap->bt.capabilities = V4L2_DV_BT_CAP_INTERLACED | V4L2_DV_BT_CAP_PROGRESSIVE; 7453315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return 0; 7463315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil} 7473315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 7489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic const char *iname[] = { 7499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau [HDPVR_COMPONENT] = "Component", 7509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau [HDPVR_SVIDEO] = "S-Video", 7519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau [HDPVR_COMPOSITE] = "Composite", 7529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau}; 7539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7545854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuilstatic int vidioc_enum_input(struct file *file, void *_fh, struct v4l2_input *i) 7559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 7569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau unsigned int n; 7579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7589aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau n = i->index; 7599aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (n >= HDPVR_VIDEO_INPUTS) 7609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EINVAL; 7619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau i->type = V4L2_INPUT_TYPE_CAMERA; 7639aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7649aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau strncpy(i->name, iname[n], sizeof(i->name) - 1); 7659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau i->name[sizeof(i->name) - 1] = '\0'; 7669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7679aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau i->audioset = 1<<HDPVR_RCA_FRONT | 1<<HDPVR_RCA_BACK | 1<<HDPVR_SPDIF; 7689aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7698f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil i->capabilities = n ? V4L2_IN_CAP_STD : V4L2_IN_CAP_DV_TIMINGS; 7708f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil i->std = n ? V4L2_STD_ALL : 0; 7719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7729aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 7739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 7749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7755854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuilstatic int vidioc_s_input(struct file *file, void *_fh, 7769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau unsigned int index) 7779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 778ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 7799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau int retval; 7809aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (index >= HDPVR_VIDEO_INPUTS) 7829aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EINVAL; 7839aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7849aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->status != STATUS_IDLE) 78597caa318b3ced2241cf1eda772a72c9c2ea19abbHans Verkuil return -EBUSY; 7869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 7879aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau retval = hdpvr_config_call(dev, CTRL_VIDEO_INPUT_VALUE, index+1); 7888f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil if (!retval) { 7899aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->options.video_input = index; 7905854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil /* 7915854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * Unfortunately gstreamer calls ENUMSTD and bails out if it 7925854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * won't find any formats, even though component input is 7935854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * selected. This means that we have to leave tvnorms at 7945854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * V4L2_STD_ALL. We cannot use the 'legacy' trick since 7955854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * tvnorms is set at the device node level and not at the 7965854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * filehandle level. 7975854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * 7985854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * Comment this out for now, but if the legacy mode can be 7995854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * removed in the future, then this code should be enabled 8005854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil * again. 8018f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->video_dev->tvnorms = 8025854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil (index != HDPVR_COMPONENT) ? V4L2_STD_ALL : 0; 8035854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil */ 8048f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil } 8059aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8069aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return retval; 8079aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 8089aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int vidioc_g_input(struct file *file, void *private_data, 8109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau unsigned int *index) 8119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 812ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 8139aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8149aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau *index = dev->options.video_input; 8159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 8169aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 8179aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8189aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8199aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic const char *audio_iname[] = { 8209aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau [HDPVR_RCA_FRONT] = "RCA front", 8219aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau [HDPVR_RCA_BACK] = "RCA back", 8229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau [HDPVR_SPDIF] = "SPDIF", 8239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau}; 8249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int vidioc_enumaudio(struct file *file, void *priv, 8269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct v4l2_audio *audio) 8279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 8289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau unsigned int n; 8299aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8309aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau n = audio->index; 8319aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (n >= HDPVR_AUDIO_INPUTS) 8329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EINVAL; 8339aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau audio->capability = V4L2_AUDCAP_STEREO; 8359aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau strncpy(audio->name, audio_iname[n], sizeof(audio->name) - 1); 8379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau audio->name[sizeof(audio->name) - 1] = '\0'; 8389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8399aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 8409aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 8419aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8429aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int vidioc_s_audio(struct file *file, void *private_data, 8430e8025b9f6011a6bd69d01080d584bc95a89d02eHans Verkuil const struct v4l2_audio *audio) 8449aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 845ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 8469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau int retval; 8479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (audio->index >= HDPVR_AUDIO_INPUTS) 8499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EINVAL; 8509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->status != STATUS_IDLE) 85297caa318b3ced2241cf1eda772a72c9c2ea19abbHans Verkuil return -EBUSY; 8539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8549aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau retval = hdpvr_set_audio(dev, audio->index+1, dev->options.audio_codec); 8559aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!retval) 8569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->options.audio_input = audio->index; 8579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8589aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return retval; 8599aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 8609aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int vidioc_g_audio(struct file *file, void *private_data, 8629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct v4l2_audio *audio) 8639aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 864ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 8659aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau audio->index = dev->options.audio_input; 8679aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau audio->capability = V4L2_AUDCAP_STEREO; 8689aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau strncpy(audio->name, audio_iname[audio->index], sizeof(audio->name)); 8699aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau audio->name[sizeof(audio->name) - 1] = '\0'; 8709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 8719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 8729aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 87399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuilstatic int hdpvr_try_ctrl(struct v4l2_ctrl *ctrl) 8749aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 87599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil struct hdpvr_device *dev = 87699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil container_of(ctrl->handler, struct hdpvr_device, hdl); 8779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau switch (ctrl->id) { 87999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: 88099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ctrl->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR && 88199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_bitrate->val >= dev->video_bitrate_peak->val) 88299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_bitrate_peak->val = 88399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_bitrate->val + 100000; 8849aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau break; 8859aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 8869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 8879aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 8889aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 88999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuilstatic int hdpvr_s_ctrl(struct v4l2_ctrl *ctrl) 8909aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 89199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil struct hdpvr_device *dev = 89299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil container_of(ctrl->handler, struct hdpvr_device, hdl); 89399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil struct hdpvr_options *opt = &dev->options; 89499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil int ret = -EINVAL; 8959aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 8969aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau switch (ctrl->id) { 8979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_BRIGHTNESS: 89899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ret = hdpvr_config_call(dev, CTRL_BRIGHTNESS, ctrl->val); 89999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ret) 90099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil break; 90199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->options.brightness = ctrl->val; 90299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9039aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_CONTRAST: 90499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ret = hdpvr_config_call(dev, CTRL_CONTRAST, ctrl->val); 90599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ret) 90699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil break; 90799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->options.contrast = ctrl->val; 90899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_SATURATION: 91099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ret = hdpvr_config_call(dev, CTRL_SATURATION, ctrl->val); 91199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ret) 91299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil break; 91399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->options.saturation = ctrl->val; 91499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9159aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_HUE: 91699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ret = hdpvr_config_call(dev, CTRL_HUE, ctrl->val); 91799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ret) 91899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil break; 91999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->options.hue = ctrl->val; 92099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9219aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_SHARPNESS: 92299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ret = hdpvr_config_call(dev, CTRL_SHARPNESS, ctrl->val); 92399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ret) 92499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil break; 92599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->options.sharpness = ctrl->val; 92699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_MPEG_AUDIO_ENCODING: 9289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (dev->flags & HDPVR_FLAG_AC3_CAP) { 92999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil opt->audio_codec = ctrl->val; 93099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return hdpvr_set_audio(dev, opt->audio_input, 9319aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau opt->audio_codec); 9329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 93399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_MPEG_VIDEO_ENCODING: 93599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* case V4L2_CID_MPEG_VIDEO_B_FRAMES: */ 9379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* if (ctrl->value == 0 && !(opt->gop_mode & 0x2)) { */ 9389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* opt->gop_mode |= 0x2; */ 9399aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* hdpvr_config_call(dev, CTRL_GOP_MODE_VALUE, */ 9409aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* opt->gop_mode); */ 9419aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* } */ 9429aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* if (ctrl->value == 128 && opt->gop_mode & 0x2) { */ 9439aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* opt->gop_mode &= ~0x2; */ 9449aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* hdpvr_config_call(dev, CTRL_GOP_MODE_VALUE, */ 9459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* opt->gop_mode); */ 9469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* } */ 9479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau/* break; */ 94899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: { 94999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil uint peak_bitrate = dev->video_bitrate_peak->val / 100000; 95099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil uint bitrate = dev->video_bitrate->val / 100000; 95199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 95299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ctrl->is_new) { 95399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (ctrl->val == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) 95499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil opt->bitrate_mode = HDPVR_CONSTANT; 95599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil else 95699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil opt->bitrate_mode = HDPVR_VARIABLE_AVERAGE; 9579aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_config_call(dev, CTRL_BITRATE_MODE_VALUE, 9589aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau opt->bitrate_mode); 95999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_activate(dev->video_bitrate_peak, 96099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ctrl->val != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR); 9619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 9629aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 96399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (dev->video_bitrate_peak->is_new || 96499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_bitrate->is_new) { 96599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil opt->bitrate = bitrate; 9669aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau opt->peak_bitrate = peak_bitrate; 9679aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_set_bitrate(dev); 96899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil } 96999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9709aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 9719aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau case V4L2_CID_MPEG_STREAM_TYPE: 97299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return 0; 9739aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau default: 97499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil break; 9759aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 9769aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return ret; 9779aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 9789aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 9799aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic int vidioc_enum_fmt_vid_cap(struct file *file, void *private_data, 9809aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct v4l2_fmtdesc *f) 9819aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 98297caa318b3ced2241cf1eda772a72c9c2ea19abbHans Verkuil if (f->index != 0) 9839aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return -EINVAL; 9849aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 9859aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau f->flags = V4L2_FMT_FLAG_COMPRESSED; 9869aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau strncpy(f->description, "MPEG2-TS with AVC/AAC streams", 32); 9879aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau f->pixelformat = V4L2_PIX_FMT_MPEG; 9889aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 9899aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 9909aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 9919aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 9923315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuilstatic int vidioc_g_fmt_vid_cap(struct file *file, void *_fh, 9939aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct v4l2_format *f) 9949aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 995ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(file); 9963315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil struct hdpvr_fh *fh = _fh; 9974d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy int ret; 9983315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 9993315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil /* 10003315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * The original driver would always returns the current detected 10013315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * resolution as the format (and EFAULT if it couldn't be detected). 10023315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * With the introduction of VIDIOC_QUERY_DV_TIMINGS there is now a 10033315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * better way of doing this, but to stay compatible with existing 10043315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * applications we assume legacy mode every time an application opens 10053315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * the device. Only if one of the new DV_TIMINGS ioctls is called 10063315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * will the filehandle go into 'normal' mode where g_fmt returns the 10073315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil * last set format. 10083315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil */ 10093315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (fh->legacy_mode) { 10104d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy struct hdpvr_video_info vid_info; 10113315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil 10124d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy ret = get_video_info(dev, &vid_info); 10135f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil if (ret < 0) 10145f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil return ret; 10155f454d82e5958e59c16580b9b4531f4bbc7231f7Hans Verkuil if (!vid_info.valid) 10163315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil return -EFAULT; 10174d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy f->fmt.pix.width = vid_info.width; 10184d601c4ca272959ba837b8279f4873b55caaf619Leonid Kegulskiy f->fmt.pix.height = vid_info.height; 10193315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil } else { 10203315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.width = dev->width; 10213315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.height = dev->height; 10223315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil } 10239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 10249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau f->fmt.pix.sizeimage = dev->bulk_in_size; 10259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau f->fmt.pix.bytesperline = 0; 10263315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.priv = 0; 10273315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil if (f->fmt.pix.width == 720) { 10283315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil /* SDTV formats */ 10293315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 10303315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.field = V4L2_FIELD_INTERLACED; 10313315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil } else { 10323315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil /* HDTV formats */ 10333315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE240M; 10343315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil f->fmt.pix.field = V4L2_FIELD_NONE; 10353315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil } 10369aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 10379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 10389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 103976717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunaustatic int vidioc_encoder_cmd(struct file *filp, void *priv, 104076717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau struct v4l2_encoder_cmd *a) 104176717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau{ 1042ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil struct hdpvr_device *dev = video_drvdata(filp); 1043ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil int res = 0; 104476717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau 104576717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau mutex_lock(&dev->io_mutex); 1046ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil a->flags = 0; 104776717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau 104876717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau switch (a->cmd) { 104976717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau case V4L2_ENC_CMD_START: 1050ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (dev->owner && filp->private_data != dev->owner) { 1051ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil res = -EBUSY; 1052ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil break; 1053ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil } 1054ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (dev->status == STATUS_STREAMING) 1055ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil break; 105676717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau res = hdpvr_start_streaming(dev); 1057ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (!res) 1058ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->owner = filp->private_data; 1059ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil else 1060ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->status = STATUS_IDLE; 106176717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau break; 106276717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau case V4L2_ENC_CMD_STOP: 1063ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (dev->owner && filp->private_data != dev->owner) { 1064ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil res = -EBUSY; 1065ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil break; 1066ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil } 1067ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (dev->status == STATUS_IDLE) 1068ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil break; 106976717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau res = hdpvr_stop_streaming(dev); 1070ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil if (!res) 1071ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->owner = NULL; 107276717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau break; 107376717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau default: 10749ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, 107576717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau "Unsupported encoder cmd %d\n", a->cmd); 107648f98f7557d35d360470bf6d9fd7b00d04fba828Janne Grunau res = -EINVAL; 1077ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil break; 107876717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau } 1079ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil 108076717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau mutex_unlock(&dev->io_mutex); 108176717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau return res; 108276717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau} 108376717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau 108476717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunaustatic int vidioc_try_encoder_cmd(struct file *filp, void *priv, 108576717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau struct v4l2_encoder_cmd *a) 108676717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau{ 1087ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil a->flags = 0; 108876717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau switch (a->cmd) { 108976717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau case V4L2_ENC_CMD_START: 109076717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau case V4L2_ENC_CMD_STOP: 109176717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau return 0; 109276717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau default: 109376717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau return -EINVAL; 109476717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau } 109576717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau} 10969aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 10979aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic const struct v4l2_ioctl_ops hdpvr_ioctl_ops = { 10989aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_querycap = vidioc_querycap, 10999aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_s_std = vidioc_s_std, 11008f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil .vidioc_g_std = vidioc_g_std, 11018f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil .vidioc_querystd = vidioc_querystd, 11023315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_s_dv_timings = vidioc_s_dv_timings, 11033315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_g_dv_timings = vidioc_g_dv_timings, 11043315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_query_dv_timings= vidioc_query_dv_timings, 11053315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_enum_dv_timings = vidioc_enum_dv_timings, 11063315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_dv_timings_cap = vidioc_dv_timings_cap, 11079aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_enum_input = vidioc_enum_input, 11089aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_g_input = vidioc_g_input, 11099aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_s_input = vidioc_s_input, 11109aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_enumaudio = vidioc_enumaudio, 11119aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_g_audio = vidioc_g_audio, 11129aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .vidioc_s_audio = vidioc_s_audio, 111365fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil .vidioc_enum_fmt_vid_cap= vidioc_enum_fmt_vid_cap, 111465fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 11153315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_s_fmt_vid_cap = vidioc_g_fmt_vid_cap, 11163315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil .vidioc_try_fmt_vid_cap = vidioc_g_fmt_vid_cap, 111776717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau .vidioc_encoder_cmd = vidioc_encoder_cmd, 111876717b887cccc77d04357fc0d6ac98f894e3eb3cJanne Grunau .vidioc_try_encoder_cmd = vidioc_try_encoder_cmd, 111965fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil .vidioc_log_status = v4l2_ctrl_log_status, 112065fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 112165fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 11229aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau}; 11239aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 11249aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic void hdpvr_device_release(struct video_device *vdev) 11259aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 11269aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau struct hdpvr_device *dev = video_get_drvdata(vdev); 11279aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 11289aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau hdpvr_delete(dev); 1129f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil mutex_lock(&dev->io_mutex); 1130f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil destroy_workqueue(dev->workqueue); 1131f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil mutex_unlock(&dev->io_mutex); 1132f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil 1133f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil v4l2_device_unregister(&dev->v4l2_dev); 113499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_handler_free(&dev->hdl); 1135f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil 1136f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil /* deregister I2C adapter */ 113754d80904b4c1f7aa1d569d07ca3e62fba0daf3a2Mauro Carvalho Chehab#if IS_ENABLED(CONFIG_I2C) 1138f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil mutex_lock(&dev->i2c_mutex); 1139324b04ba5da7918a2409f8113e46843bfbd89e67Jarod Wilson i2c_del_adapter(&dev->i2c_adapter); 1140f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil mutex_unlock(&dev->i2c_mutex); 1141f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil#endif /* CONFIG_I2C */ 1142f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil 1143f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil kfree(dev->usbc_buf); 1144f2b305cd6711b7b3ce30db93b50bc5d6312950c8Hans Verkuil kfree(dev); 11459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 11469aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 11479aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunaustatic const struct video_device hdpvr_video_template = { 11489aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .fops = &hdpvr_fops, 11499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .release = hdpvr_device_release, 11509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau .ioctl_ops = &hdpvr_ioctl_ops, 11515854bf88599545572ce89fba6c4fa0bf6b6e226cHans Verkuil .tvnorms = V4L2_STD_ALL, 11529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau}; 11539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 115499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuilstatic const struct v4l2_ctrl_ops hdpvr_ctrl_ops = { 115599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil .try_ctrl = hdpvr_try_ctrl, 115699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil .s_ctrl = hdpvr_s_ctrl, 115799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil}; 115899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 1159a50ab29185a9ec31e5a6999e53add0508653e889Janne Grunauint hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent, 1160a50ab29185a9ec31e5a6999e53add0508653e889Janne Grunau int devnum) 11619aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau{ 116299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil struct v4l2_ctrl_handler *hdl = &dev->hdl; 116399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil bool ac3 = dev->flags & HDPVR_FLAG_AC3_CAP; 116499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil int res; 116599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 11668f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->cur_std = V4L2_STD_525_60; 11678f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->width = 720; 11688f69da955873f5e33b60ff117856a2bf1309a336Hans Verkuil dev->height = 480; 11693315c59a45d5314c935a7dd82ab3c324c0d01343Hans Verkuil dev->cur_dv_timings = hdpvr_dv_timings[HDPVR_DEF_DV_TIMINGS_IDX]; 117099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_handler_init(hdl, 11); 117199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (dev->fw_ver > 0x15) { 117299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 117399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_BRIGHTNESS, 0x0, 0xff, 1, 0x80); 117499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 117599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_CONTRAST, 0x0, 0xff, 1, 0x40); 117699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 117799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_SATURATION, 0x0, 0xff, 1, 0x40); 117899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 117999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_HUE, 0x0, 0x1e, 1, 0xf); 118099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 118199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_SHARPNESS, 0x0, 0xff, 1, 0x80); 118299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil } else { 118399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 118499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_BRIGHTNESS, 0x0, 0xff, 1, 0x86); 118599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 118699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_CONTRAST, 0x0, 0xff, 1, 0x80); 118799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 118899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_SATURATION, 0x0, 0xff, 1, 0x80); 118999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 119099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_HUE, 0x0, 0xff, 1, 0x80); 119199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 119299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_SHARPNESS, 0x0, 0xff, 1, 0x80); 119399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil } 119499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 119599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std_menu(hdl, &hdpvr_ctrl_ops, 119699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_MPEG_STREAM_TYPE, 119799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_MPEG_STREAM_TYPE_MPEG2_TS, 119899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 0x1, V4L2_MPEG_STREAM_TYPE_MPEG2_TS); 119999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std_menu(hdl, &hdpvr_ctrl_ops, 120099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_MPEG_AUDIO_ENCODING, 120199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil ac3 ? V4L2_MPEG_AUDIO_ENCODING_AC3 : V4L2_MPEG_AUDIO_ENCODING_AAC, 120299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 0x7, V4L2_MPEG_AUDIO_ENCODING_AAC); 120399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_new_std_menu(hdl, &hdpvr_ctrl_ops, 120499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_MPEG_VIDEO_ENCODING, 120599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC, 0x3, 120699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC); 120799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 120899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_mode = v4l2_ctrl_new_std_menu(hdl, &hdpvr_ctrl_ops, 120999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_MPEG_VIDEO_BITRATE_MODE, 121099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0, 121199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_MPEG_VIDEO_BITRATE_MODE_CBR); 121299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 121399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_bitrate = v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 121499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_MPEG_VIDEO_BITRATE, 121599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 1000000, 13500000, 100000, 6500000); 121699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->video_bitrate_peak = v4l2_ctrl_new_std(hdl, &hdpvr_ctrl_ops, 121799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, 121899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 1100000, 20200000, 100000, 9000000); 121999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil dev->v4l2_dev.ctrl_handler = hdl; 122099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (hdl->error) { 122199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil res = hdl->error; 122299c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_err(&dev->v4l2_dev, "Could not register controls\n"); 122399c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil goto error; 122499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil } 122599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_cluster(3, &dev->video_mode); 122699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil res = v4l2_ctrl_handler_setup(hdl); 122799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (res < 0) { 122899c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_err(&dev->v4l2_dev, "Could not setup controls\n"); 122999c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil goto error; 123099c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil } 123199c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil 12329aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau /* setup and register video device */ 12339aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau dev->video_dev = video_device_alloc(); 12349aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau if (!dev->video_dev) { 12359ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, "video_device_alloc() failed\n"); 123699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil res = -ENOMEM; 12379aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto error; 12389aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 12399aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 1240ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil *dev->video_dev = hdpvr_video_template; 12419aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau strcpy(dev->video_dev->name, "Hauppauge HD PVR"); 1242ede197aac0c64021a0b2139d19edd8fa066530c2Hans Verkuil dev->video_dev->v4l2_dev = &dev->v4l2_dev; 12439aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau video_set_drvdata(dev->video_dev, dev); 124465fe42d6054bb84c4abc4168310bd5d7c462456eHans Verkuil set_bit(V4L2_FL_USE_FH_PRIO, &dev->video_dev->flags); 12459aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 124699c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil res = video_register_device(dev->video_dev, VFL_TYPE_GRABBER, devnum); 124799c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil if (res < 0) { 12489ef77adfb9ac170bcaf449530cf129c48547fd55Janne Grunau v4l2_err(&dev->v4l2_dev, "video_device registration failed\n"); 12499aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau goto error; 12509aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau } 12519aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau 12529aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau return 0; 12539aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunauerror: 125499c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil v4l2_ctrl_handler_free(hdl); 125599c77aa4281c41fab255a4eb25ccc36a8c2e113dHans Verkuil return res; 12569aba42efe85bc7a55e3fed0747ce14abc9ee96e7Janne Grunau} 1257