11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * TTUSB DEC Driver 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2003-2004 Alex Woods <linux-dvb@giblets.org> 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * IR support by Peter Beutner <p.beutner@gmx.net> 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * it under the terms of the GNU General Public License as published by 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (at your option) any later version. 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is distributed in the hope that it will be useful, 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * GNU General Public License for more details. 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * You should have received a copy of the GNU General Public License 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * along with this program; if not, write to the Free Software 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/list.h> 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/pci.h> 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/slab.h> 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/spinlock.h> 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/usb.h> 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/interrupt.h> 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/firmware.h> 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/crc32.h> 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/input.h> 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 356827709a6148a6e8530d90027b4f31aa0aaa5ae5Trent Piepho#include <linux/mutex.h> 366827709a6148a6e8530d90027b4f31aa0aaa5ae5Trent Piepho 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "dmxdev.h" 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "dvb_demux.h" 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "dvb_filter.h" 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "dvb_frontend.h" 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "dvb_net.h" 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "ttusbdecfe.h" 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int debug; 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int output_pva; 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int enable_rc; 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(debug, int, 0644); 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(output_pva, int, 0444); 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(output_pva, "Output PVA from dvr device (default:off)"); 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(enable_rc, int, 0644); 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(enable_rc, "Turn on/off IR remote control(default: off)"); 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5578e92006f410a4044f8c1760c25ac9d11d259aa2Janne GrunauDVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 5678e92006f410a4044f8c1760c25ac9d11d259aa2Janne Grunau 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define dprintk if (debug) printk 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DRIVER_NAME "TechnoTrend/Hauppauge DEC USB" 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define COMMAND_PIPE 0x03 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define RESULT_PIPE 0x04 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define IN_PIPE 0x08 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define OUT_PIPE 0x07 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define IRQ_PIPE 0x0A 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define COMMAND_PACKET_SIZE 0x3c 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ARM_PACKET_SIZE 0x1000 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define IRQ_PACKET_SIZE 0x8 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ISO_BUF_COUNT 0x04 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FRAMES_PER_ISO_BUF 0x04 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ISO_FRAME_SIZE 0x0380 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define MAX_PVA_LENGTH 6144 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsenum ttusb_dec_model { 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC2000T, 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC2540T, 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC3000S 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsenum ttusb_dec_packet_type { 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_PVA, 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_SECTION, 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_EMPTY 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsenum ttusb_dec_interface { 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_INTERFACE_INITIAL, 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_INTERFACE_IN, 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_INTERFACE_OUT 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct ttusb_dec { 961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds enum ttusb_dec_model model; 971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char *model_name; 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char *firmware_name; 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int can_playback; 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* DVB bits */ 102fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach struct dvb_adapter adapter; 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dmxdev dmxdev; 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux demux; 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dmx_frontend frontend; 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_net dvb_net; 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_frontend* fe; 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 pid[DMX_PES_OTHER]; 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* USB bits */ 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct usb_device *udev; 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 trans_count; 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int command_pipe; 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int result_pipe; 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int in_pipe; 1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int out_pipe; 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int irq_pipe; 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds enum ttusb_dec_interface interface; 1203593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar struct mutex usb_mutex; 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds void *irq_buffer; 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb *irq_urb; 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dma_addr_t irq_dma_handle; 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds void *iso_buffer; 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dma_addr_t iso_dma_handle; 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb *iso_urb[ISO_BUF_COUNT]; 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int iso_stream_count; 1293593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar struct mutex iso_mutex; 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 packet[MAX_PVA_LENGTH + 4]; 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds enum ttusb_dec_packet_type packet_type; 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int packet_state; 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int packet_length; 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int packet_payload_length; 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 next_packet_id; 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int pva_stream_count; 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int filter_stream_count; 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_filter_pes2ts a_pes2ts; 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_filter_pes2ts v_pes2ts; 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 v_pes[16 + MAX_PVA_LENGTH]; 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int v_pes_length; 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int v_pes_postbytes; 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head urb_frame_list; 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct tasklet_struct urb_tasklet; 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spinlock_t urb_frame_list_lock; 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux_filter *audio_filter; 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux_filter *video_filter; 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head filter_info_list; 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spinlock_t filter_info_list_lock; 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 157b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov struct input_dev *rc_input_dev; 158b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov char rc_phys[64]; 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int active; /* Loaded successfully */ 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct urb_frame { 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 data[ISO_FRAME_SIZE]; 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int length; 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head urb_frame_list; 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct filter_info { 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 stream_id; 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux_filter *filter; 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head filter_info_list; 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic u16 rc_keys[] = { 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_POWER, 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_MUTE, 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_1, 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_2, 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_3, 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_4, 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_5, 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_6, 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_7, 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_8, 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_9, 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_0, 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_CHANNELUP, 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_VOLUMEDOWN, 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_OK, 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_VOLUMEUP, 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_CHANNELDOWN, 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_PREVIOUS, 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_ESC, 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_RED, 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_GREEN, 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_YELLOW, 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_BLUE, 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_OPTION, 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_M, 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds KEY_RADIO 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_set_model(struct ttusb_dec *dec, 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds enum ttusb_dec_model model); 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2077d12e780e003f93433d49ce78cfedf4b4c52adc5David Howellsstatic void ttusb_dec_handle_irq( struct urb *urb) 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec * dec = urb->context; 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char *buffer = dec->irq_buffer; 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int retval; 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch(urb->status) { 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0: /*success*/ 2151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case -ECONNRESET: 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case -ENOENT: 2181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case -ESHUTDOWN: 21938e2bfc94e95dd6005fdaf40dfec0157396741daPete Zaitcev case -ETIME: 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* this urb is dead, cleanup */ 2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("%s:urb shutting down with status: %d\n", 222e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, urb->status); 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("%s:nonzero status received: %d\n", 226e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__,urb->status); 2271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto exit; 2281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if( (buffer[0] == 0x1) && (buffer[2] == 0x15) ) { 2311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* IR - Event */ 2321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* this is an fact a bit too simple implementation; 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the box also reports a keyrepeat signal 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (with buffer[3] == 0x40) in an intervall of ~100ms. 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * But to handle this correctly we had to imlemenent some 2361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * kind of timer which signals a 'key up' event if no 23725985edcedea6396277003854657b5f3cb31a628Lucas De Marchi * keyrepeat signal is received for lets say 200ms. 2381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * this should/could be added later ... 2391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * for now lets report each signal as a key down and up*/ 240e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s:rc signal:%d\n", __func__, buffer[4]); 241b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_report_key(dec->rc_input_dev, rc_keys[buffer[4] - 1], 1); 242b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov input_sync(dec->rc_input_dev); 243b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_report_key(dec->rc_input_dev, rc_keys[buffer[4] - 1], 0); 244b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_sync(dec->rc_input_dev); 2451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsexit: retval = usb_submit_urb(urb, GFP_ATOMIC); 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if(retval) 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s - usb_commit_urb failed with result: %d\n", 250e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, retval); 2511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic u16 crc16(u16 crc, const u8 *buf, size_t len) 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 tmp; 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (len--) { 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds crc ^= *buf++; 2591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds crc ^= (u8)crc >> 4; 2601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = (u8)crc; 2611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds crc ^= (tmp ^ (tmp << 1)) << 4; 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return crc; 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_send_command(struct ttusb_dec *dec, const u8 command, 2671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int param_length, const u8 params[], 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int *result_length, u8 cmd_result[]) 2691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result, actual_len, i; 2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 *b; 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 273e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b = kmalloc(COMMAND_PACKET_SIZE + 4, GFP_KERNEL); 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!b) 2771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2793593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar if ((result = mutex_lock_interruptible(&dec->usb_mutex))) { 2801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(b); 281e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: Failed to lock usb mutex.\n", __func__); 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 2831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[0] = 0xaa; 2861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[1] = ++dec->trans_count; 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[2] = command; 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[3] = param_length; 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (params) 2911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b[4], params, param_length); 2921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (debug) { 294e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: command: ", __func__); 2951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < param_length + 4; i++) 2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("0x%02X ", b[i]); 2971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("\n"); 2981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_bulk_msg(dec->udev, dec->command_pipe, b, 3011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds COMMAND_PACKET_SIZE + 4, &actual_len, 1000); 3021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) { 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: command bulk message failed: error %d\n", 305e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, result); 3063593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_unlock(&dec->usb_mutex); 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(b); 3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 3091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_bulk_msg(dec->udev, dec->result_pipe, b, 3121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds COMMAND_PACKET_SIZE + 4, &actual_len, 1000); 3131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) { 3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: result bulk message failed: error %d\n", 316e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, result); 3173593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_unlock(&dec->usb_mutex); 3181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(b); 3191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 3201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 3211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (debug) { 322e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: result: ", __func__); 3231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < actual_len; i++) 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("0x%02X ", b[i]); 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("\n"); 3261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result_length) 3291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *result_length = b[3]; 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cmd_result && b[3] > 0) 3311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(cmd_result, &b[4], b[3]); 3321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3333593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_unlock(&dec->usb_mutex); 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(b); 3361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_get_stb_state (struct ttusb_dec *dec, unsigned int *mode, 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int *model, unsigned int *version) 3421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 c[COMMAND_PACKET_SIZE]; 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int c_length; 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result; 346d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be32 tmp; 3471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 348e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 3491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_send_command(dec, 0x08, 0, NULL, &c_length, c); 3511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) 3521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 3531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (c_length >= 0x0c) { 3551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (mode != NULL) { 3561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&tmp, c, 4); 3571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *mode = ntohl(tmp); 3581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (model != NULL) { 3601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&tmp, &c[4], 4); 3611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *model = ntohl(tmp); 3621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (version != NULL) { 3641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&tmp, &c[8], 4); 3651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *version = ntohl(tmp); 3661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 3691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -1; 3701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_audio_pes2ts_cb(void *priv, unsigned char *data) 3741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 375f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods struct ttusb_dec *dec = priv; 3761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->audio_filter->feed->cb.ts(data, 188, NULL, 0, 3781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->audio_filter->feed->feed.ts, 3791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DMX_OK); 3801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_video_pes2ts_cb(void *priv, unsigned char *data) 3851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 386f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods struct ttusb_dec *dec = priv; 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->video_filter->feed->cb.ts(data, 188, NULL, 0, 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->video_filter->feed->feed.ts, 3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DMX_OK); 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_set_pids(struct ttusb_dec *dec) 3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b[] = { 0x00, 0x00, 0x00, 0x00, 3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0xff, 0xff, 3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0xff, 0xff, 0xff, 0xff }; 4001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 401d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be16 pcr = htons(dec->pid[DMX_PES_PCR]); 402d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be16 audio = htons(dec->pid[DMX_PES_AUDIO]); 403d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be16 video = htons(dec->pid[DMX_PES_VIDEO]); 4041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 405e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b[0], &pcr, 2); 4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b[2], &audio, 2); 4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b[4], &video, 2); 4101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_send_command(dec, 0x50, sizeof(b), b, NULL, NULL); 4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_filter_pes2ts_init(&dec->a_pes2ts, dec->pid[DMX_PES_AUDIO], 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_audio_pes2ts_cb, dec); 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_filter_pes2ts_init(&dec->v_pes2ts, dec->pid[DMX_PES_VIDEO], 4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_video_pes2ts_cb, dec); 4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_length = 0; 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_postbytes = 0; 4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_process_pva(struct ttusb_dec *dec, u8 *pva, int length) 4221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (length < 8) { 424e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: packet too short - discarding\n", __func__); 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (length > 8 + MAX_PVA_LENGTH) { 429e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: packet too long - discarding\n", __func__); 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (pva[2]) { 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x01: { /* VideoStream */ 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int prebytes = pva[5] & 0x03; 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int postbytes = (pva[5] & 0x0c) >> 2; 438d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be16 v_pes_payload_length; 4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (output_pva) { 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->video_filter->feed->cb.ts(pva, length, NULL, 0, 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->video_filter->feed->feed.ts, DMX_OK); 4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->v_pes_postbytes > 0 && 4471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_postbytes == prebytes) { 4481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&dec->v_pes[dec->v_pes_length], 4491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &pva[12], prebytes); 4501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_filter_pes2ts(&dec->v_pes2ts, dec->v_pes, 4521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_length + prebytes, 1); 4531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (pva[5] & 0x10) { 4561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[7] = 0x80; 4571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[8] = 0x05; 4581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[9] = 0x21 | ((pva[8] & 0xc0) >> 5); 4601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[10] = ((pva[8] & 0x3f) << 2) | 4611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((pva[9] & 0xc0) >> 6); 4621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[11] = 0x01 | 4631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((pva[9] & 0x3f) << 2) | 4641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((pva[10] & 0x80) >> 6); 4651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[12] = ((pva[10] & 0x7f) << 1) | 4661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((pva[11] & 0xc0) >> 7); 4671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[13] = 0x01 | ((pva[11] & 0x7f) << 1); 4681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&dec->v_pes[14], &pva[12 + prebytes], 4701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length - 12 - prebytes); 4711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_length = 14 + length - 12 - prebytes; 4721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 4731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[7] = 0x00; 4741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[8] = 0x00; 4751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&dec->v_pes[9], &pva[8], length - 8); 4771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_length = 9 + length - 8; 4781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_postbytes = postbytes; 4811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->v_pes[9 + dec->v_pes[8]] == 0x00 && 4831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[10 + dec->v_pes[8]] == 0x00 && 4841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[11 + dec->v_pes[8]] == 0x01) 4851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[6] = 0x84; 4861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 4871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[6] = 0x80; 4881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds v_pes_payload_length = htons(dec->v_pes_length - 6 + 4901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds postbytes); 4911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&dec->v_pes[4], &v_pes_payload_length, 2); 4921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (postbytes == 0) 4941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_filter_pes2ts(&dec->v_pes2ts, dec->v_pes, 4951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_length, 1); 4961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x02: /* MainAudioStream */ 5011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (output_pva) { 5021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->audio_filter->feed->cb.ts(pva, length, NULL, 0, 5031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->audio_filter->feed->feed.ts, DMX_OK); 5041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 5051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_filter_pes2ts(&dec->a_pes2ts, &pva[8], length - 8, 5081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pva[5] & 0x10); 5091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 512e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: unknown PVA type: %02x.\n", __func__, 5131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pva[2]); 5141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_process_filter(struct ttusb_dec *dec, u8 *packet, 5191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int length) 5201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head *item; 5221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct filter_info *finfo; 5231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux_filter *filter = NULL; 5241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long flags; 5251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 sid; 5261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds sid = packet[1]; 5281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_irqsave(&dec->filter_info_list_lock, flags); 5291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (item = dec->filter_info_list.next; item != &dec->filter_info_list; 5301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds item = item->next) { 5311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds finfo = list_entry(item, struct filter_info, filter_info_list); 5321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (finfo->stream_id == sid) { 5331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds filter = finfo->filter; 5341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_unlock_irqrestore(&dec->filter_info_list_lock, flags); 5381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (filter) 5401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds filter->feed->cb.sec(&packet[2], length - 2, NULL, 0, 5411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &filter->filter, DMX_OK); 5421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_process_packet(struct ttusb_dec *dec) 5451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 5471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 csum = 0; 5481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 packet_id; 5491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->packet_length % 2) { 551e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: odd sized packet - discarding\n", __func__); 5521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 5531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < dec->packet_length; i += 2) 5561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds csum ^= ((dec->packet[i] << 8) + dec->packet[i + 1]); 5571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (csum) { 559e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: checksum failed - discarding\n", __func__); 5601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 5611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds packet_id = dec->packet[dec->packet_length - 4] << 8; 5641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds packet_id += dec->packet[dec->packet_length - 3]; 5651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((packet_id != dec->next_packet_id) && dec->next_packet_id) { 5671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: warning: lost packets between %u and %u\n", 568e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, dec->next_packet_id - 1, packet_id); 5691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (packet_id == 0xffff) 5721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->next_packet_id = 0x8000; 5731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 5741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->next_packet_id = packet_id + 1; 5751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (dec->packet_type) { 5771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC_PACKET_PVA: 5781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->pva_stream_count) 5791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_process_pva(dec, dec->packet, 5801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length); 5811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC_PACKET_SECTION: 5841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->filter_stream_count) 5851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_process_filter(dec, dec->packet, 5861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length); 5871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC_PACKET_EMPTY: 5901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void swap_bytes(u8 *b, int length) 5951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 c; 5971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length -= length % 2; 5991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (; length; b += 2, length -= 2) { 6001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds c = *b; 6011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *b = *(b + 1); 6021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *(b + 1) = c; 6031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 6051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_process_urb_frame(struct ttusb_dec *dec, u8 *b, 6071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int length) 6081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 6091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds swap_bytes(b, length); 6101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (length) { 6121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (dec->packet_state) { 6131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0: 6151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 1: 6161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 2: 6171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (*b++ == 0xaa) 6181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 6201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 0; 6211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length--; 6231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 6241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 3: 6261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (*b == 0x00) { 6271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_length = 0; 6291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else if (*b != 0xaa) { 6301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 0; 6311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b++; 6341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length--; 6351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 6361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 4: 6381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[dec->packet_length++] = *b++; 6391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->packet_length == 2) { 6411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->packet[0] == 'A' && 6421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[1] == 'V') { 6431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_type = 6441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_PVA; 6451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else if (dec->packet[0] == 'S') { 6471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_type = 6481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_SECTION; 6491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else if (dec->packet[0] == 0x00) { 6511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_type = 6521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_EMPTY; 6531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length = 2; 6541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 7; 6551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 6561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: unknown packet type: " 657e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison "%02x%02x\n", __func__, 6581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[0], dec->packet[1]); 6591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 0; 6601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length--; 6641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 6651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 5: 6671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[dec->packet_length++] = *b++; 6681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->packet_type == TTUSB_DEC_PACKET_PVA && 6701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_length == 8) { 6711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length = 8 + 6731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (dec->packet[6] << 8) + 6741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[7]; 6751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else if (dec->packet_type == 6761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds TTUSB_DEC_PACKET_SECTION && 6771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_length == 5) { 6781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length = 5 + 6801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((dec->packet[3] & 0x0f) << 8) + 6811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[4]; 6821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length--; 6851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 6861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 6: { 6881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int remainder = dec->packet_payload_length - 6891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_length; 6901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (length >= remainder) { 6921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(dec->packet + dec->packet_length, 6931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b, remainder); 6941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_length += remainder; 6951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b += remainder; 6961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length -= remainder; 6971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state++; 6981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 6991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&dec->packet[dec->packet_length], 7001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b, length); 7011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_length += length; 7021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length = 0; 7031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 7061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 7: { 7091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int tail = 4; 7101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet[dec->packet_length++] = *b++; 7121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->packet_type == TTUSB_DEC_PACKET_SECTION && 7141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length % 2) 7151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tail++; 7161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->packet_length == 7181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_payload_length + tail) { 7191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_process_packet(dec); 7201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 0; 7211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length--; 7241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 7251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 7281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: illegal packet state encountered.\n", 729e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__); 7301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 0; 7311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_process_urb_frame_list(unsigned long data) 7361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 7371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = (struct ttusb_dec *)data; 7381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head *item; 7391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb_frame *frame; 7401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long flags; 7411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (1) { 7431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_irqsave(&dec->urb_frame_list_lock, flags); 7441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((item = dec->urb_frame_list.next) != &dec->urb_frame_list) { 7451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds frame = list_entry(item, struct urb_frame, 7461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb_frame_list); 7471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds list_del(&frame->urb_frame_list); 7481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 7491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_unlock_irqrestore(&dec->urb_frame_list_lock, 7501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds flags); 7511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 7521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_unlock_irqrestore(&dec->urb_frame_list_lock, flags); 7541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_process_urb_frame(dec, frame->data, frame->length); 7561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(frame); 7571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7607d12e780e003f93433d49ce78cfedf4b4c52adc5David Howellsstatic void ttusb_dec_process_urb(struct urb *urb) 7611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 7621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = urb->context; 7631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!urb->status) { 7651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 7661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < FRAMES_PER_ISO_BUF; i++) { 7681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct usb_iso_packet_descriptor *d; 7691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 *b; 7701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int length; 7711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb_frame *frame; 7721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds d = &urb->iso_frame_desc[i]; 7741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b = urb->transfer_buffer + d->offset; 7751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds length = d->actual_length; 7761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((frame = kmalloc(sizeof(struct urb_frame), 7781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds GFP_ATOMIC))) { 7791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long flags; 7801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(frame->data, b, length); 7821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds frame->length = length; 7831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_irqsave(&dec->urb_frame_list_lock, 7851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds flags); 7861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds list_add_tail(&frame->urb_frame_list, 7871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->urb_frame_list); 7881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_unlock_irqrestore(&dec->urb_frame_list_lock, 7891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds flags); 7901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tasklet_schedule(&dec->urb_tasklet); 7921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 7951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* -ENOENT is expected when unlinking urbs */ 7961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (urb->status != -ENOENT) 797e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s: urb error: %d\n", __func__, 7981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->status); 7991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->iso_stream_count) 8021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_submit_urb(urb, GFP_ATOMIC); 8031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 8041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_setup_urbs(struct ttusb_dec *dec) 8061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j, buffer_offset = 0; 8081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 809e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 8101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < ISO_BUF_COUNT; i++) { 8121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int frame_offset = 0; 8131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb *urb = dec->iso_urb[i]; 8141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->dev = dec->udev; 8161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->context = dec; 8171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->complete = ttusb_dec_process_urb; 8181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->pipe = dec->in_pipe; 8191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->transfer_flags = URB_ISO_ASAP; 8201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->interval = 1; 8211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->number_of_packets = FRAMES_PER_ISO_BUF; 8221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->transfer_buffer_length = ISO_FRAME_SIZE * 8231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds FRAMES_PER_ISO_BUF; 8241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->transfer_buffer = dec->iso_buffer + buffer_offset; 8251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds buffer_offset += ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF; 8261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (j = 0; j < FRAMES_PER_ISO_BUF; j++) { 8281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->iso_frame_desc[j].offset = frame_offset; 8291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds urb->iso_frame_desc[j].length = ISO_FRAME_SIZE; 8301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds frame_offset += ISO_FRAME_SIZE; 8311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 8341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_stop_iso_xfer(struct ttusb_dec *dec) 8361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 8381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 839e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 8401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8413593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar if (mutex_lock_interruptible(&dec->iso_mutex)) 8421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 8431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->iso_stream_count--; 8451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dec->iso_stream_count) { 8471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < ISO_BUF_COUNT; i++) 8481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_kill_urb(dec->iso_urb[i]); 8491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8513593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_unlock(&dec->iso_mutex); 8521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 8531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Setting the interface of the DEC tends to take down the USB communications 8551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * for a short period, so it's important not to call this function just before 8561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * trying to talk to it. 8571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 8581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_set_interface(struct ttusb_dec *dec, 8591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds enum ttusb_dec_interface interface) 8601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result = 0; 8621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b[] = { 0x05 }; 8631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (interface != dec->interface) { 8651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (interface) { 8661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC_INTERFACE_INITIAL: 8671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_set_interface(dec->udev, 0, 0); 8681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC_INTERFACE_IN: 8701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_send_command(dec, 0x80, sizeof(b), 8711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b, NULL, NULL); 8721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) 8731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 8741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_set_interface(dec->udev, 0, 8); 8751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC_INTERFACE_OUT: 8771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_set_interface(dec->udev, 0, 1); 8781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) 8821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 8831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->interface = interface; 8851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 8881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 8891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_start_iso_xfer(struct ttusb_dec *dec) 8911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, result; 8931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 894e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 8951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8963593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar if (mutex_lock_interruptible(&dec->iso_mutex)) 8971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EAGAIN; 8981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dec->iso_stream_count) { 9001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_setup_urbs(dec); 9011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->packet_state = 0; 9031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes_postbytes = 0; 9041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->next_packet_id = 0; 9051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < ISO_BUF_COUNT; i++) { 9071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((result = usb_submit_urb(dec->iso_urb[i], 9081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds GFP_ATOMIC))) { 9091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: failed urb submission %d: " 910e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison "error %d\n", __func__, i, result); 9111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (i) { 9131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_kill_urb(dec->iso_urb[i - 1]); 9141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds i--; 9151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9173593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_unlock(&dec->iso_mutex); 9181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 9191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->iso_stream_count++; 9241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9253593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_unlock(&dec->iso_mutex); 9261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 9281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 9291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_start_ts_feed(struct dvb_demux_feed *dvbdmxfeed) 9311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 9321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux *dvbdmx = dvbdmxfeed->demux; 9331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = dvbdmx->priv; 9341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b0[] = { 0x05 }; 9351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result = 0; 9361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 937e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 9381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" ts_type:"); 9401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dvbdmxfeed->ts_type & TS_DECODER) 9421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" TS_DECODER"); 9431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dvbdmxfeed->ts_type & TS_PACKET) 9451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" TS_PACKET"); 9461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dvbdmxfeed->ts_type & TS_PAYLOAD_ONLY) 9481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" TS_PAYLOAD_ONLY"); 9491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk("\n"); 9511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (dvbdmxfeed->pes_type) { 9531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TS_PES_VIDEO: 9551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" pes_type: DMX_TS_PES_VIDEO\n"); 9561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pid[DMX_PES_PCR] = dvbdmxfeed->pid; 9571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pid[DMX_PES_VIDEO] = dvbdmxfeed->pid; 9581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->video_filter = dvbdmxfeed->filter; 9591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_pids(dec); 9601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 9611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TS_PES_AUDIO: 9631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" pes_type: DMX_TS_PES_AUDIO\n"); 9641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pid[DMX_PES_AUDIO] = dvbdmxfeed->pid; 9651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->audio_filter = dvbdmxfeed->filter; 9661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_pids(dec); 9671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 9681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TS_PES_TELETEXT: 9701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pid[DMX_PES_TELETEXT] = dvbdmxfeed->pid; 971f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods dprintk(" pes_type: DMX_TS_PES_TELETEXT(not supported)\n"); 972f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods return -ENOSYS; 9731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TS_PES_PCR: 9751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" pes_type: DMX_TS_PES_PCR\n"); 9761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pid[DMX_PES_PCR] = dvbdmxfeed->pid; 9771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_pids(dec); 9781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 9791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TS_PES_OTHER: 981f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods dprintk(" pes_type: DMX_TS_PES_OTHER(not supported)\n"); 982f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods return -ENOSYS; 9831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 9851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" pes_type: unknown (%d)\n", dvbdmxfeed->pes_type); 9861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 9871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_send_command(dec, 0x80, sizeof(b0), b0, NULL, NULL); 9911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) 9921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 9931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pva_stream_count++; 9951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_start_iso_xfer(dec); 9961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 9971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_start_sec_feed(struct dvb_demux_feed *dvbdmxfeed) 9991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 10001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = dvbdmxfeed->demux->priv; 10011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b0[] = { 0x00, 0x00, 0x00, 0x01, 10021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0x00, 0x00, 10031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0x00, 0x00, 10041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0x00, 0x00, 10051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0xff, 0x00, 0x00, 10061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0x00, 0x00, 10071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0x00, 0x00, 10081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00 }; 1009d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be16 pid; 10101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 c[COMMAND_PACKET_SIZE]; 10111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int c_length; 10121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result; 10131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct filter_info *finfo; 10141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long flags; 10151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 x = 1; 10161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1017e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 10181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pid = htons(dvbdmxfeed->pid); 10201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b0[0], &pid, 2); 10211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b0[4], &x, 1); 10221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b0[5], &dvbdmxfeed->filter->filter.filter_value[0], 1); 10231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_send_command(dec, 0x60, sizeof(b0), b0, 10251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &c_length, c); 10261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!result) { 10281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (c_length == 2) { 10291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(finfo = kmalloc(sizeof(struct filter_info), 10301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds GFP_ATOMIC))) 10311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 10321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds finfo->stream_id = c[1]; 10341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds finfo->filter = dvbdmxfeed->filter; 10351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_irqsave(&dec->filter_info_list_lock, flags); 10371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds list_add_tail(&finfo->filter_info_list, 10381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->filter_info_list); 10391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_unlock_irqrestore(&dec->filter_info_list_lock, 10401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds flags); 10411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvbdmxfeed->priv = finfo; 10431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->filter_stream_count++; 10451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_start_iso_xfer(dec); 10461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EAGAIN; 10491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else 10501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 10511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 10521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_start_feed(struct dvb_demux_feed *dvbdmxfeed) 10541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 10551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct dvb_demux *dvbdmx = dvbdmxfeed->demux; 10561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1057e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 10581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dvbdmx->dmx.frontend) 10601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 10611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" pid: 0x%04X\n", dvbdmxfeed->pid); 10631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (dvbdmxfeed->type) { 10651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TYPE_TS: 10671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_start_ts_feed(dvbdmxfeed); 10681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TYPE_SEC: 10711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_start_sec_feed(dvbdmxfeed); 10721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 10751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dprintk(" type: unknown (%d)\n", dvbdmxfeed->type); 10761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 10771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 10801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_stop_ts_feed(struct dvb_demux_feed *dvbdmxfeed) 10821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 10831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = dvbdmxfeed->demux->priv; 10841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b0[] = { 0x00 }; 10851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_send_command(dec, 0x81, sizeof(b0), b0, NULL, NULL); 10871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->pva_stream_count--; 10891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_stop_iso_xfer(dec); 10911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 10931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 10941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_stop_sec_feed(struct dvb_demux_feed *dvbdmxfeed) 10961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 10971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = dvbdmxfeed->demux->priv; 10981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b0[] = { 0x00, 0x00 }; 10991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct filter_info *finfo = (struct filter_info *)dvbdmxfeed->priv; 11001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long flags; 11011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b0[1] = finfo->stream_id; 11031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_irqsave(&dec->filter_info_list_lock, flags); 11041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds list_del(&finfo->filter_info_list); 11051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_unlock_irqrestore(&dec->filter_info_list_lock, flags); 11061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(finfo); 11071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_send_command(dec, 0x62, sizeof(b0), b0, NULL, NULL); 11081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->filter_stream_count--; 11101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_stop_iso_xfer(dec); 11121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 11141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_stop_feed(struct dvb_demux_feed *dvbdmxfeed) 11171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1118e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 11191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (dvbdmxfeed->type) { 11211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TYPE_TS: 11221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_stop_ts_feed(dvbdmxfeed); 11231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 11241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DMX_TYPE_SEC: 11261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_stop_sec_feed(dvbdmxfeed); 11271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 11281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 11311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_free_iso_urbs(struct ttusb_dec *dec) 11341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 11361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1137e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 11381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < ISO_BUF_COUNT; i++) 11405d02d027ac2e7778011fa833b3efa50b72a23dcdMariusz Kozlowski usb_free_urb(dec->iso_urb[i]); 11411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_free_consistent(NULL, 11431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * 11441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ISO_BUF_COUNT), 11451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->iso_buffer, dec->iso_dma_handle); 11461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec) 11491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 11511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1152e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 11531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->iso_buffer = pci_alloc_consistent(NULL, 11551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ISO_FRAME_SIZE * 11561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (FRAMES_PER_ISO_BUF * 11571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ISO_BUF_COUNT), 11581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->iso_dma_handle); 11591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1160d7c31a1e754b5140eefeeb10c3c3be17f3702452Douglas Schilling Landgraf if (!dec->iso_buffer) { 1161d7c31a1e754b5140eefeeb10c3c3be17f3702452Douglas Schilling Landgraf dprintk("%s: pci_alloc_consistent - not enough memory\n", 1162d7c31a1e754b5140eefeeb10c3c3be17f3702452Douglas Schilling Landgraf __func__); 1163d7c31a1e754b5140eefeeb10c3c3be17f3702452Douglas Schilling Landgraf return -ENOMEM; 1164d7c31a1e754b5140eefeeb10c3c3be17f3702452Douglas Schilling Landgraf } 1165d7c31a1e754b5140eefeeb10c3c3be17f3702452Douglas Schilling Landgraf 11661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memset(dec->iso_buffer, 0, 11671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * ISO_BUF_COUNT)); 11681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < ISO_BUF_COUNT; i++) { 11701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb *urb; 11711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(urb = usb_alloc_urb(FRAMES_PER_ISO_BUF, GFP_ATOMIC))) { 11731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_free_iso_urbs(dec); 11741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 11751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->iso_urb[i] = urb; 11781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_setup_urbs(dec); 11811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 11831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_init_tasklet(struct ttusb_dec *dec) 11861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_init(&dec->urb_frame_list_lock); 11881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds INIT_LIST_HEAD(&dec->urb_frame_list); 11891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tasklet_init(&dec->urb_tasklet, ttusb_dec_process_urb_frame_list, 11901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (unsigned long)dec); 11911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 119350c25fff5385c6baf3114f7c369b0f75a29ac1e8Michael Krufkystatic int ttusb_init_rc( struct ttusb_dec *dec) 11941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1195b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov struct input_dev *input_dev; 11961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b[] = { 0x00, 0x01 }; 11971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 1198b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov int err; 11991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1200b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov usb_make_path(dec->udev, dec->rc_phys, sizeof(dec->rc_phys)); 1201b1858190fc0180df70e9e7bab24a679129643f43Márton Németh strlcat(dec->rc_phys, "/input0", sizeof(dec->rc_phys)); 12021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1203b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov input_dev = input_allocate_device(); 1204b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov if (!input_dev) 1205b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov return -ENOMEM; 1206b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov 1207b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_dev->name = "ttusb_dec remote control"; 1208b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_dev->phys = dec->rc_phys; 12097b19ada2ed3c1eccb9fe94d74b05e1428224663dJiri Slaby input_dev->evbit[0] = BIT_MASK(EV_KEY); 1210b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_dev->keycodesize = sizeof(u16); 1211b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_dev->keycodemax = 0x1a; 1212b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_dev->keycode = rc_keys; 12131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1214b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov for (i = 0; i < ARRAY_SIZE(rc_keys); i++) 121550c25fff5385c6baf3114f7c369b0f75a29ac1e8Michael Krufky set_bit(rc_keys[i], input_dev->keybit); 12161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1217b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov err = input_register_device(input_dev); 1218b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov if (err) { 1219b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov input_free_device(input_dev); 1220b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov return err; 1221b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov } 12221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1223b07b4783fb30dee8c542fc76ed8993108d46d6aaDmitry Torokhov dec->rc_input_dev = input_dev; 1224b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov if (usb_submit_urb(dec->irq_urb, GFP_KERNEL)) 1225e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: usb_submit_urb failed\n",__func__); 12261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* enable irq pipe */ 12271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_send_command(dec,0xb0,sizeof(b),b,NULL,NULL); 1228b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov 1229b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov return 0; 12301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 12311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_init_v_pes(struct ttusb_dec *dec) 12331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1234e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 12351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[0] = 0x00; 12371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[1] = 0x00; 12381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[2] = 0x01; 12391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->v_pes[3] = 0xe0; 12401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 12411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_init_usb(struct ttusb_dec *dec) 12431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1244e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 12451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12463593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_init(&dec->usb_mutex); 12473593cab5d62c4c7abced1076710f9bc2d8847433Ingo Molnar mutex_init(&dec->iso_mutex); 12481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->command_pipe = usb_sndbulkpipe(dec->udev, COMMAND_PIPE); 12501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->result_pipe = usb_rcvbulkpipe(dec->udev, RESULT_PIPE); 12511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->in_pipe = usb_rcvisocpipe(dec->udev, IN_PIPE); 12521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->out_pipe = usb_sndisocpipe(dec->udev, OUT_PIPE); 12531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->irq_pipe = usb_rcvintpipe(dec->udev, IRQ_PIPE); 12541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if(enable_rc) { 12561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->irq_urb = usb_alloc_urb(0, GFP_KERNEL); 12571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if(!dec->irq_urb) { 12581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 12591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1260997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack dec->irq_buffer = usb_alloc_coherent(dec->udev,IRQ_PACKET_SIZE, 126154e6ecb23951b195d02433a741c7f7cb0b796c78Christoph Lameter GFP_ATOMIC, &dec->irq_dma_handle); 12621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if(!dec->irq_buffer) { 12637935eeae793ff24e2d6053a9df63be71323ad634Douglas Schilling Landgraf usb_free_urb(dec->irq_urb); 12641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 12651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 12661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_fill_int_urb(dec->irq_urb, dec->udev,dec->irq_pipe, 12671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->irq_buffer, IRQ_PACKET_SIZE, 12681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_handle_irq, dec, 1); 12691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->irq_urb->transfer_dma = dec->irq_dma_handle; 12701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 12711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 12721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_alloc_iso_urbs(dec); 12741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 12751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_boot_dsp(struct ttusb_dec *dec) 12771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 12781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j, actual_len, result, size, trans_count; 12791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b0[] = { 0x00, 0x00, 0x00, 0x00, 12801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x00, 0x00, 0x00, 12811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x61, 0x00 }; 12821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 b1[] = { 0x61 }; 12831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 *b; 12841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char idstring[21]; 128599b6e4f511e38ea7beae35ee1b46b440151ce727David Woodhouse const u8 *firmware = NULL; 12861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds size_t firmware_size = 0; 12871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 firmware_csum = 0; 1288d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be16 firmware_csum_ns; 1289d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be32 firmware_size_nl; 1290d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro u32 crc32_csum, crc32_check; 1291d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro __be32 tmp; 12921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds const struct firmware *fw_entry = NULL; 12931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1294e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 12951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (request_firmware(&fw_entry, dec->firmware_name, &dec->udev->dev)) { 12971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_ERR "%s: Firmware (%s) unavailable.\n", 1298e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, dec->firmware_name); 12991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 13001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds firmware = fw_entry->data; 13031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds firmware_size = fw_entry->size; 13041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (firmware_size < 60) { 13061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: firmware size too small for DSP code (%zu < 60).\n", 1307e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, firmware_size); 13080c744b010078bd65724477e75261e51712d290a0Anssi Hannula release_firmware(fw_entry); 13091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -1; 13101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* a 32 bit checksum over the first 56 bytes of the DSP Code is stored 13131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds at offset 56 of file, so use it to check if the firmware file is 13141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds valid. */ 13151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds crc32_csum = crc32(~0L, firmware, 56) ^ ~0L; 13161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&tmp, &firmware[56], 4); 1317d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro crc32_check = ntohl(tmp); 13181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (crc32_csum != crc32_check) { 13191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: crc32 check of DSP code failed (calculated " 13201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "0x%08x != 0x%08x in file), file invalid.\n", 1321e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, crc32_csum, crc32_check); 13220c744b010078bd65724477e75261e51712d290a0Anssi Hannula release_firmware(fw_entry); 13231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -1; 13241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(idstring, &firmware[36], 20); 13261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds idstring[20] = '\0'; 13271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO "ttusb_dec: found DSP code \"%s\".\n", idstring); 13281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds firmware_size_nl = htonl(firmware_size); 13301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(b0, &firmware_size_nl, 4); 13311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds firmware_csum = crc16(~0, firmware, firmware_size) ^ ~0; 13321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds firmware_csum_ns = htons(firmware_csum); 13331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b0[6], &firmware_csum_ns, 2); 13341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_send_command(dec, 0x41, sizeof(b0), b0, NULL, NULL); 13361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13370c744b010078bd65724477e75261e51712d290a0Anssi Hannula if (result) { 13380c744b010078bd65724477e75261e51712d290a0Anssi Hannula release_firmware(fw_entry); 13391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 13400c744b010078bd65724477e75261e51712d290a0Anssi Hannula } 13411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds trans_count = 0; 13431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds j = 0; 13441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b = kmalloc(ARM_PACKET_SIZE, GFP_KERNEL); 13460c744b010078bd65724477e75261e51712d290a0Anssi Hannula if (b == NULL) { 13470c744b010078bd65724477e75261e51712d290a0Anssi Hannula release_firmware(fw_entry); 13481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 13490c744b010078bd65724477e75261e51712d290a0Anssi Hannula } 13501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < firmware_size; i += COMMAND_PACKET_SIZE) { 13521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds size = firmware_size - i; 13531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (size > COMMAND_PACKET_SIZE) 13541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds size = COMMAND_PACKET_SIZE; 13551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[j + 0] = 0xaa; 13571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[j + 1] = trans_count++; 13581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[j + 2] = 0xf0; 13591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds b[j + 3] = size; 13601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds memcpy(&b[j + 4], &firmware[i], size); 13611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds j += COMMAND_PACKET_SIZE + 4; 13631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (j >= ARM_PACKET_SIZE) { 13651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_bulk_msg(dec->udev, dec->command_pipe, b, 13661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ARM_PACKET_SIZE, &actual_len, 13671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 100); 13681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds j = 0; 13691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else if (size < COMMAND_PACKET_SIZE) { 13701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = usb_bulk_msg(dec->udev, dec->command_pipe, b, 13711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds j - COMMAND_PACKET_SIZE + size, 13721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &actual_len, 100); 13731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_send_command(dec, 0x43, sizeof(b1), b1, NULL, NULL); 13771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13780c744b010078bd65724477e75261e51712d290a0Anssi Hannula release_firmware(fw_entry); 13791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(b); 13801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 13821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 13831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_init_stb(struct ttusb_dec *dec) 13851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 13861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result; 1387cf8e193a48879a02f55b53c0cf2ec98a784baaa5Hans Verkuil unsigned int mode = 0, model = 0, version = 0; 13881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1389e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 13901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_get_stb_state(dec, &mode, &model, &version); 13921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!result) { 13941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!mode) { 13951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (version == 0xABCDEFAB) 13961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO "ttusb_dec: no version " 13971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "info in Firmware\n"); 13981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 13991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO "ttusb_dec: Firmware " 14001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "%x.%02x%c%c\n", 14011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds version >> 24, (version >> 16) & 0xff, 14021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (version >> 8) & 0xff, version & 0xff); 14031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result = ttusb_dec_boot_dsp(dec); 14051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (result) 14061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 14071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 14081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 14091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 14101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* We can't trust the USB IDs that some firmwares 14111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds give the box */ 14121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (model) { 1413f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods case 0x00070001: 14141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x00070008: 14151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x0007000c: 14161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_model(dec, TTUSB_DEC3000S); 14171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x00070009: 14191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x00070013: 14201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_model(dec, TTUSB_DEC2000T); 14211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x00070011: 14231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_model(dec, TTUSB_DEC2540T); 14241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 14261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_ERR "%s: unknown model returned " 14271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "by firmware (%08x) - please report\n", 1428e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, model); 14291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -1; 14301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (version >= 0x01770000) 14341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->can_playback = 1; 14351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 14371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 14401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 14411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_init_dvb(struct ttusb_dec *dec) 14441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int result; 14461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1447e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 14481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((result = dvb_register_adapter(&dec->adapter, 145078e92006f410a4044f8c1760c25ac9d11d259aa2Janne Grunau dec->model_name, THIS_MODULE, 145178e92006f410a4044f8c1760c25ac9d11d259aa2Janne Grunau &dec->udev->dev, 145278e92006f410a4044f8c1760c25ac9d11d259aa2Janne Grunau adapter_nr)) < 0) { 14531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: dvb_register_adapter failed: error %d\n", 1454e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, result); 14551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 14571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING; 14601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.priv = (void *)dec; 14621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.filternum = 31; 14631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.feednum = 31; 14641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.start_feed = ttusb_dec_start_feed; 14651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.stop_feed = ttusb_dec_stop_feed; 14661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.write_to_decoder = NULL; 14671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((result = dvb_dmx_init(&dec->demux)) < 0) { 1469e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: dvb_dmx_init failed: error %d\n", __func__, 14701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result); 14711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1472fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dvb_unregister_adapter(&dec->adapter); 14731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 14751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->dmxdev.filternum = 32; 14781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->dmxdev.demux = &dec->demux.dmx; 14791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->dmxdev.capabilities = 0; 14801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1481fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach if ((result = dvb_dmxdev_init(&dec->dmxdev, &dec->adapter)) < 0) { 14821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("%s: dvb_dmxdev_init failed: error %d\n", 1483e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison __func__, result); 14841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmx_release(&dec->demux); 1486fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dvb_unregister_adapter(&dec->adapter); 14871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 14891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->frontend.source = DMX_FRONTEND_0; 14921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((result = dec->demux.dmx.add_frontend(&dec->demux.dmx, 14941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->frontend)) < 0) { 1495e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: dvb_dmx_init failed: error %d\n", __func__, 14961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result); 14971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmxdev_release(&dec->dmxdev); 14991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmx_release(&dec->demux); 1500fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dvb_unregister_adapter(&dec->adapter); 15011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 15031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((result = dec->demux.dmx.connect_frontend(&dec->demux.dmx, 15061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds &dec->frontend)) < 0) { 1507e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: dvb_dmx_init failed: error %d\n", __func__, 15081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds result); 15091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.dmx.remove_frontend(&dec->demux.dmx, &dec->frontend); 15111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmxdev_release(&dec->dmxdev); 15121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmx_release(&dec->demux); 1513fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dvb_unregister_adapter(&dec->adapter); 15141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return result; 15161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1518fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dvb_net_init(&dec->adapter, &dec->dvb_net, &dec->demux.dmx); 15191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 15211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_exit_dvb(struct ttusb_dec *dec) 15241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1525e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 15261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_net_release(&dec->dvb_net); 15281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.dmx.close(&dec->demux.dmx); 15291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->demux.dmx.remove_frontend(&dec->demux.dmx, &dec->frontend); 15301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmxdev_release(&dec->dmxdev); 15311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvb_dmx_release(&dec->demux); 15322bfe031df6bd5e3b8e503eba8e3b6461d7c2c27eAndrew de Quincey if (dec->fe) { 15332bfe031df6bd5e3b8e503eba8e3b6461d7c2c27eAndrew de Quincey dvb_unregister_frontend(dec->fe); 15342bfe031df6bd5e3b8e503eba8e3b6461d7c2c27eAndrew de Quincey if (dec->fe->ops.release) 15352bfe031df6bd5e3b8e503eba8e3b6461d7c2c27eAndrew de Quincey dec->fe->ops.release(dec->fe); 15362bfe031df6bd5e3b8e503eba8e3b6461d7c2c27eAndrew de Quincey } 1537fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dvb_unregister_adapter(&dec->adapter); 15381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_exit_rc(struct ttusb_dec *dec) 15411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1543e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 15441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* we have to check whether the irq URB is already submitted. 15451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * As the irq is submitted after the interface is changed, 15461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * this is the best method i figured out. 15471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Any others?*/ 1548b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov if (dec->interface == TTUSB_DEC_INTERFACE_IN) 15491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_kill_urb(dec->irq_urb); 15501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_free_urb(dec->irq_urb); 15521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1553997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack usb_free_coherent(dec->udev,IRQ_PACKET_SIZE, 1554997ea58eb92f9970b8af7aae48800d0ef43b9423Daniel Mack dec->irq_buffer, dec->irq_dma_handle); 15551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1556b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov if (dec->rc_input_dev) { 1557b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov input_unregister_device(dec->rc_input_dev); 1558b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov dec->rc_input_dev = NULL; 1559b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov } 15601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_exit_usb(struct ttusb_dec *dec) 15641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 15661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1567e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 15681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->iso_stream_count = 0; 15701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < ISO_BUF_COUNT; i++) 15721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_kill_urb(dec->iso_urb[i]); 15731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_free_iso_urbs(dec); 15751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_exit_tasklet(struct ttusb_dec *dec) 15781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head *item; 15801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct urb_frame *frame; 15811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tasklet_kill(&dec->urb_tasklet); 15831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while ((item = dec->urb_frame_list.next) != &dec->urb_frame_list) { 15851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds frame = list_entry(item, struct urb_frame, urb_frame_list); 15861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds list_del(&frame->urb_frame_list); 15871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(frame); 15881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_init_filters(struct ttusb_dec *dec) 15921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds INIT_LIST_HEAD(&dec->filter_info_list); 15941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_init(&dec->filter_info_list_lock); 15951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_exit_filters(struct ttusb_dec *dec) 15981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head *item; 16001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct filter_info *finfo; 16011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while ((item = dec->filter_info_list.next) != &dec->filter_info_list) { 16031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds finfo = list_entry(item, struct filter_info, filter_info_list); 16041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds list_del(&finfo->filter_info_list); 16051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(finfo); 16061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 16081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1609d91b730dfb46fa889c9c7a67d8bd6596e2ac8b21Johannes Stezenbachstatic int fe_send_command(struct dvb_frontend* fe, const u8 command, 1610d91b730dfb46fa889c9c7a67d8bd6596e2ac8b21Johannes Stezenbach int param_length, const u8 params[], 1611d91b730dfb46fa889c9c7a67d8bd6596e2ac8b21Johannes Stezenbach int *result_length, u8 cmd_result[]) 16121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1613f961e71a0a96b4a992210b7dd46d837d78b162c6Alex Woods struct ttusb_dec* dec = fe->dvb->priv; 16141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ttusb_dec_send_command(dec, command, param_length, params, result_length, cmd_result); 16151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 16161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1617d91b730dfb46fa889c9c7a67d8bd6596e2ac8b21Johannes Stezenbachstatic struct ttusbdecfe_config fe_config = { 16181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .send_command = fe_send_command 16191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 16201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int ttusb_dec_probe(struct usb_interface *intf, 16221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds const struct usb_device_id *id) 16231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 16241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct usb_device *udev; 16251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec; 16261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1627e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 16281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udev = interface_to_usbdev(intf); 16301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16317408187d223f63d46a13b6a35b8f96b032c2f623Panagiotis Issaris if (!(dec = kzalloc(sizeof(struct ttusb_dec), GFP_KERNEL))) { 1632e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison printk("%s: couldn't allocate memory.\n", __func__); 16331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 16341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_set_intfdata(intf, (void *)dec); 16371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1638d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro switch (id->idProduct) { 16391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1006: 16401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_model(dec, TTUSB_DEC3000S); 16411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1008: 16441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_model(dec, TTUSB_DEC2000T); 16451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1009: 16481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_model(dec, TTUSB_DEC2540T); 16491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->udev = udev; 16531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (ttusb_dec_init_usb(dec)) 16551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 16561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (ttusb_dec_init_stb(dec)) { 16571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_exit_usb(dec); 16581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 16591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_init_dvb(dec); 16611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1662fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach dec->adapter.priv = dec; 1663d4f979a9e1c5c8ed291e89ec38248823c9a182baAl Viro switch (id->idProduct) { 16641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1006: 16651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->fe = ttusbdecfe_dvbs_attach(&fe_config); 16661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1008: 16691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1009: 16701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->fe = ttusbdecfe_dvbt_attach(&fe_config); 16711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->fe == NULL) { 167529e66a6ce84abe04bc809ddb35634752881dec79Bjorn Helgaas printk("dvb-ttusb-dec: A frontend driver was not found for device [%04x:%04x]\n", 16761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds le16_to_cpu(dec->udev->descriptor.idVendor), 16771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds le16_to_cpu(dec->udev->descriptor.idProduct)); 16781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 1679fdc53a6dbfea18e621dd23ed5cfb160837d7ce52Johannes Stezenbach if (dvb_register_frontend(&dec->adapter, dec->fe)) { 16801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("budget-ci: Frontend registration failed!\n"); 1681dea74869f3c62b0b7addd67017b22b394e942aacPatrick Boettcher if (dec->fe->ops.release) 1682dea74869f3c62b0b7addd67017b22b394e942aacPatrick Boettcher dec->fe->ops.release(dec->fe); 16831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->fe = NULL; 16841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_init_v_pes(dec); 16881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_init_filters(dec); 16891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_init_tasklet(dec); 16901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->active = 1; 16921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_set_interface(dec, TTUSB_DEC_INTERFACE_IN); 16941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1695b7df3910c1298fee8ed7b9dfd2da74b85df5539cDmitry Torokhov if (enable_rc) 16961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_init_rc(dec); 16971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 16991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_disconnect(struct usb_interface *intf) 17021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct ttusb_dec *dec = usb_get_intfdata(intf); 17041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds usb_set_intfdata(intf, NULL); 17061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1707e9815ceea9733dfb236629f5b72f2e6486f66242Harvey Harrison dprintk("%s\n", __func__); 17081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dec->active) { 17101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_exit_tasklet(dec); 17111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_exit_filters(dec); 17121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if(enable_rc) 17131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_exit_rc(dec); 17141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_exit_usb(dec); 17151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ttusb_dec_exit_dvb(dec); 17161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(dec); 17191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void ttusb_dec_set_model(struct ttusb_dec *dec, 17221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds enum ttusb_dec_model model) 17231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->model = model; 17251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (model) { 17271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC2000T: 17281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->model_name = "DEC2000-t"; 17291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->firmware_name = "dvb-ttusb-dec-2000t.fw"; 17301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 17311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC2540T: 17331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->model_name = "DEC2540-t"; 17341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->firmware_name = "dvb-ttusb-dec-2540t.fw"; 17351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 17361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case TTUSB_DEC3000S: 17381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->model_name = "DEC3000-s"; 17391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dec->firmware_name = "dvb-ttusb-dec-3000s.fw"; 17401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 17411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct usb_device_id ttusb_dec_table[] = { 17451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {USB_DEVICE(0x0b48, 0x1006)}, /* DEC3000-s */ 17461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /*{USB_DEVICE(0x0b48, 0x1007)}, Unconfirmed */ 17471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {USB_DEVICE(0x0b48, 0x1008)}, /* DEC2000-t */ 17481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {USB_DEVICE(0x0b48, 0x1009)}, /* DEC2540-t */ 17491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds {} 17501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 17511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct usb_driver ttusb_dec_driver = { 17531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .name = "ttusb-dec", 17541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .probe = ttusb_dec_probe, 17551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .disconnect = ttusb_dec_disconnect, 17561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .id_table = ttusb_dec_table, 17571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 17581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1759ecb3b2b35db49778b6d89e3ffd0c400776c20735Greg Kroah-Hartmanmodule_usb_driver(ttusb_dec_driver); 17601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_AUTHOR("Alex Woods <linux-dvb@giblets.org>"); 17621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_DESCRIPTION(DRIVER_NAME); 17631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL"); 17641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_DEVICE_TABLE(usb, ttusb_dec_table); 1765