cregit-Linux how code gets into the kernel

Release 4.7 drivers/media/usb/dvb-usb/a800.c

/* DVB USB framework compliant Linux driver for the AVerMedia AverTV DVB-T
 * USB2.0 (A800) DVB-T receiver.
 *
 * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@posteo.de)
 *
 * Thanks to
 *   - AVerMedia who kindly provided information and
 *   - Glen Harris who suffered from my mistakes during development.
 *
 *      This program is free software; you can redistribute it and/or modify it
 *      under the terms of the GNU General Public License as published by the Free
 *      Software Foundation, version 2.
 *
 * see Documentation/dvb/README.dvb-usb for more information
 */
#include "dibusb.h"


static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (rc=1 (or-able))." DVB_USB_DEBUG_STATUS);


DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);


#define deb_rc(args...)   dprintk(debug,0x01,args)


static int a800_power_ctrl(struct dvb_usb_device *d, int onoff) { /* do nothing for the AVerMedia */ return 0; }

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johannes stezenbachjohannes stezenbach18100.00%1100.00%
Total18100.00%1100.00%

/* assure to put cold to 0 for iManufacturer == 1 */
static int a800_identify_state(struct usb_device *udev, struct dvb_usb_device_properties *props, struct dvb_usb_device_description **desc, int *cold) { *cold = udev->descriptor.iManufacturer != 1; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
klaus frahmklaus frahm3997.50%150.00%
patrick boettcherpatrick boettcher12.50%150.00%
Total40100.00%2100.00%

static struct rc_map_table rc_map_a800_table[] = { { 0x0201, KEY_MODE }, /* SOURCE */ { 0x0200, KEY_POWER2 }, /* POWER */ { 0x0205, KEY_1 }, /* 1 */ { 0x0206, KEY_2 }, /* 2 */ { 0x0207, KEY_3 }, /* 3 */ { 0x0209, KEY_4 }, /* 4 */ { 0x020a, KEY_5 }, /* 5 */ { 0x020b, KEY_6 }, /* 6 */ { 0x020d, KEY_7 }, /* 7 */ { 0x020e, KEY_8 }, /* 8 */ { 0x020f, KEY_9 }, /* 9 */ { 0x0212, KEY_LEFT }, /* L / DISPLAY */ { 0x0211, KEY_0 }, /* 0 */ { 0x0213, KEY_RIGHT }, /* R / CH RTN */ { 0x0217, KEY_CAMERA }, /* SNAP SHOT */ { 0x0210, KEY_LAST }, /* 16-CH PREV */ { 0x021e, KEY_VOLUMEDOWN }, /* VOL DOWN */ { 0x020c, KEY_ZOOM }, /* FULL SCREEN */ { 0x021f, KEY_VOLUMEUP }, /* VOL UP */ { 0x0214, KEY_MUTE }, /* MUTE */ { 0x0208, KEY_AUDIO }, /* AUDIO */ { 0x0219, KEY_RECORD }, /* RECORD */ { 0x0218, KEY_PLAY }, /* PLAY */ { 0x021b, KEY_STOP }, /* STOP */ { 0x021a, KEY_PLAYPAUSE }, /* TIMESHIFT / PAUSE */ { 0x021d, KEY_BACK }, /* << / RED */ { 0x021c, KEY_FORWARD }, /* >> / YELLOW */ { 0x0203, KEY_TEXT }, /* TELETEXT */ { 0x0204, KEY_EPG }, /* EPG */ { 0x0215, KEY_MENU }, /* MENU */ { 0x0303, KEY_CHANNELUP }, /* CH UP */ { 0x0302, KEY_CHANNELDOWN }, /* CH DOWN */ { 0x0301, KEY_FIRST }, /* |<< / GREEN */ { 0x0300, KEY_LAST }, /* >>| / BLUE */ };
static int a800_rc_query(struct dvb_usb_device *d, u32 *event, int *state) { int ret; u8 *key = kmalloc(5, GFP_KERNEL); if (!key) return -ENOMEM; if (usb_control_msg(d->udev,usb_rcvctrlpipe(d->udev,0), 0x04, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, key, 5, 2000) != 5) { ret = -ENODEV; goto out; } /* call the universal NEC remote processor, to find out the key's state and event */ dvb_usb_nec_rc_key_to_event(d,key,event,state); if (key[0] != 0) deb_rc("key: %*ph\n", 5, key); ret = 0; out: kfree(key); return ret; }

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PersonTokensPropCommitsCommitProp
johannes stezenbachjohannes stezenbach8967.42%120.00%
florian micklerflorian mickler3929.55%120.00%
andy shevchenkoandy shevchenko21.52%120.00%
adrian bunkadrian bunk10.76%120.00%
andrew hodgsonandrew hodgson10.76%120.00%
Total132100.00%5100.00%

/* USB Driver stuff */ static struct dvb_usb_device_properties a800_properties;
static int a800_probe(struct usb_interface *intf, const struct usb_device_id *id) { return dvb_usb_device_init(intf, &a800_properties, THIS_MODULE, NULL, adapter_nr); }

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PersonTokensPropCommitsCommitProp
johannes stezenbachjohannes stezenbach2887.50%133.33%
janne grunaujanne grunau26.25%133.33%
patrick boettcherpatrick boettcher26.25%133.33%
Total32100.00%3100.00%

/* do not change the order of the ID table */ static struct usb_device_id a800_table [] = { /* 00 */ { USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_DVBT_USB2_COLD) }, /* 01 */ { USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_DVBT_USB2_WARM) }, { } /* Terminating entry */ }; MODULE_DEVICE_TABLE (usb, a800_table); static struct dvb_usb_device_properties a800_properties = { .caps = DVB_USB_IS_AN_I2C_ADAPTER, .usb_ctrl = CYPRESS_FX2, .firmware = "dvb-usb-avertv-a800-02.fw", .num_adapters = 1, .adapter = { { .num_frontends = 1, .fe = {{ .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, .pid_filter_count = 32, .streaming_ctrl = dibusb2_0_streaming_ctrl, .pid_filter = dibusb_pid_filter, .pid_filter_ctrl = dibusb_pid_filter_ctrl, .frontend_attach = dibusb_dib3000mc_frontend_attach, .tuner_attach = dibusb_dib3000mc_tuner_attach, /* parameter for the MPEG2-data transfer */ .stream = { .type = USB_BULK, .count = 7, .endpoint = 0x06, .u = { .bulk = { .buffersize = 4096, } } }, }}, .size_of_priv = sizeof(struct dibusb_state), }, }, .power_ctrl = a800_power_ctrl, .identify_state = a800_identify_state, .rc.legacy = { .rc_interval = DEFAULT_RC_INTERVAL, .rc_map_table = rc_map_a800_table, .rc_map_size = ARRAY_SIZE(rc_map_a800_table), .rc_query = a800_rc_query, }, .i2c_algo = &dibusb_i2c_algo, .generic_bulk_ctrl_endpoint = 0x01, .num_device_descs = 1, .devices = { { "AVerMedia AverTV DVB-T USB 2.0 (A800)", { &a800_table[0], NULL }, { &a800_table[1], NULL }, }, } }; static struct usb_driver a800_driver = { .name = "dvb_usb_a800", .probe = a800_probe, .disconnect = dvb_usb_device_exit, .id_table = a800_table, }; module_usb_driver(a800_driver); MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>"); MODULE_DESCRIPTION("AVerMedia AverTV DVB-T USB 2.0 (A800)"); MODULE_VERSION("1.0"); MODULE_LICENSE("GPL");

Overall Contributors

PersonTokensPropCommitsCommitProp
johannes stezenbachjohannes stezenbach55567.85%15.56%
patrick boettcherpatrick boettcher799.66%527.78%
mauro carvalho chehabmauro carvalho chehab516.23%422.22%
klaus frahmklaus frahm455.50%15.56%
florian micklerflorian mickler394.77%15.56%
andrew hodgsonandrew hodgson253.06%15.56%
michael krufkymichael krufky121.47%15.56%
janne grunaujanne grunau70.86%15.56%
greg kroah-hartmangreg kroah-hartman20.24%15.56%
andy shevchenkoandy shevchenko20.24%15.56%
adrian bunkadrian bunk10.12%15.56%
Total818100.00%18100.00%
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