1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 2786baecfSMauro Carvalho Chehabconfig DVB_TTUSB_DEC 3786baecfSMauro Carvalho Chehab tristate "Technotrend/Hauppauge USB DEC devices" 4786baecfSMauro Carvalho Chehab depends on DVB_CORE && USB && INPUT && PCI 5786baecfSMauro Carvalho Chehab select CRC32 6786baecfSMauro Carvalho Chehab help 7786baecfSMauro Carvalho Chehab Support for external USB adapters designed by Technotrend and 8786baecfSMauro Carvalho Chehab produced by Hauppauge, shipped under the brand name 'DEC2000-t' 9786baecfSMauro Carvalho Chehab and 'DEC3000-s'. 10786baecfSMauro Carvalho Chehab 11786baecfSMauro Carvalho Chehab Even if these devices have a MPEG decoder built in, they transmit 12786baecfSMauro Carvalho Chehab only compressed MPEG data over the USB bus, so you need 13786baecfSMauro Carvalho Chehab an external software decoder to watch TV on your computer. 14786baecfSMauro Carvalho Chehab 15786baecfSMauro Carvalho Chehab This driver needs external firmware. Please use the commands 16fe63a1a6SMauro Carvalho Chehab "<kerneldir>/scripts/get_dvb_firmware dec2000t", 17fe63a1a6SMauro Carvalho Chehab "<kerneldir>/scripts/get_dvb_firmware dec2540t", 18fe63a1a6SMauro Carvalho Chehab "<kerneldir>/scripts/get_dvb_firmware dec3000s", 19786baecfSMauro Carvalho Chehab download/extract them, and then copy them to /usr/lib/hotplug/firmware 20786baecfSMauro Carvalho Chehab or /lib/firmware (depending on configuration of firmware hotplug). 21786baecfSMauro Carvalho Chehab 22786baecfSMauro Carvalho Chehab Say Y if you own such a device and want to use it. 23