drivers/media/usb/dvb-usb/dibusb-mc.c

Source file repositories/reference/linux-study-clean/drivers/media/usb/dvb-usb/dibusb-mc.c

File Facts

System
Linux kernel
Corpus path
drivers/media/usb/dvb-usb/dibusb-mc.c
Extension
.c
Size
5322 bytes
Lines
167
Domain
Driver Families
Bucket
drivers/media
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-only
/* DVB USB compliant linux driver for mobile DVB-T USB devices based on
 * reference designs made by DiBcom (http://www.dibcom.fr/) (DiB3000M-C/P)
 *
 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
 *
 * based on GPL code from DiBcom, which has
 * Copyright (C) 2004 Amaury Demol for DiBcom
 *
 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
 */
#include "dibusb.h"

DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

/* USB Driver stuff */
static struct dvb_usb_device_properties dibusb_mc_properties;

static int dibusb_mc_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
{
	return dvb_usb_device_init(intf, &dibusb_mc_properties, THIS_MODULE,
				   NULL, adapter_nr);
}

/* do not change the order of the ID table */
enum {
	DIBCOM_MOD3001_COLD,
	DIBCOM_MOD3001_WARM,
	ULTIMA_TVBOX_USB2_COLD,
	ULTIMA_TVBOX_USB2_WARM,
	LITEON_DVB_T_COLD,
	LITEON_DVB_T_WARM,
	EMPIA_DIGIVOX_MINI_SL_COLD,
	EMPIA_DIGIVOX_MINI_SL_WARM,
	GRANDTEC_DVBT_USB2_COLD,
	GRANDTEC_DVBT_USB2_WARM,
	ULTIMA_ARTEC_T14_COLD,
	ULTIMA_ARTEC_T14_WARM,
	LEADTEK_WINFAST_DTV_DONGLE_COLD,
	LEADTEK_WINFAST_DTV_DONGLE_WARM,
	HUMAX_DVB_T_STICK_HIGH_SPEED_COLD,
	HUMAX_DVB_T_STICK_HIGH_SPEED_WARM,
};

static const struct usb_device_id dibusb_dib3000mc_table[] = {
	DVB_USB_DEV(DIBCOM, DIBCOM_MOD3001_COLD),
	DVB_USB_DEV(DIBCOM, DIBCOM_MOD3001_WARM),
	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_USB2_COLD),
	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_USB2_WARM),
	DVB_USB_DEV(LITEON, LITEON_DVB_T_COLD),
	DVB_USB_DEV(LITEON, LITEON_DVB_T_WARM),
	DVB_USB_DEV(EMPIA, EMPIA_DIGIVOX_MINI_SL_COLD),
	DVB_USB_DEV(EMPIA, EMPIA_DIGIVOX_MINI_SL_WARM),
	DVB_USB_DEV(GRANDTEC, GRANDTEC_DVBT_USB2_COLD),
	DVB_USB_DEV(GRANDTEC, GRANDTEC_DVBT_USB2_WARM),
	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_ARTEC_T14_COLD),
	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_ARTEC_T14_WARM),
	DVB_USB_DEV(LEADTEK, LEADTEK_WINFAST_DTV_DONGLE_COLD),
	DVB_USB_DEV(LEADTEK, LEADTEK_WINFAST_DTV_DONGLE_WARM),
	DVB_USB_DEV(HUMAX_COEX, HUMAX_DVB_T_STICK_HIGH_SPEED_COLD),
	DVB_USB_DEV(HUMAX_COEX, HUMAX_DVB_T_STICK_HIGH_SPEED_WARM),
	{ }
};

MODULE_DEVICE_TABLE (usb, dibusb_dib3000mc_table);

static struct dvb_usb_device_properties dibusb_mc_properties = {
	.caps = DVB_USB_IS_AN_I2C_ADAPTER,

	.usb_ctrl = CYPRESS_FX2,
	.firmware = "dvb-usb-dibusb-6.0.0.8.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 = 8,

Annotation

Implementation Notes