18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 28c2ecf20Sopenharmony_ciconfig DVB_TTUSB_DEC 38c2ecf20Sopenharmony_ci tristate "Technotrend/Hauppauge USB DEC devices" 48c2ecf20Sopenharmony_ci depends on DVB_CORE && USB && INPUT && PCI 58c2ecf20Sopenharmony_ci select CRC32 68c2ecf20Sopenharmony_ci help 78c2ecf20Sopenharmony_ci Support for external USB adapters designed by Technotrend and 88c2ecf20Sopenharmony_ci produced by Hauppauge, shipped under the brand name 'DEC2000-t' 98c2ecf20Sopenharmony_ci and 'DEC3000-s'. 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci Even if these devices have a MPEG decoder built in, they transmit 128c2ecf20Sopenharmony_ci only compressed MPEG data over the USB bus, so you need 138c2ecf20Sopenharmony_ci an external software decoder to watch TV on your computer. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci This driver needs external firmware. Please use the commands 168c2ecf20Sopenharmony_ci "<kerneldir>/scripts/get_dvb_firmware dec2000t", 178c2ecf20Sopenharmony_ci "<kerneldir>/scripts/get_dvb_firmware dec2540t", 188c2ecf20Sopenharmony_ci "<kerneldir>/scripts/get_dvb_firmware dec3000s", 198c2ecf20Sopenharmony_ci download/extract them, and then copy them to /usr/lib/hotplug/firmware 208c2ecf20Sopenharmony_ci or /lib/firmware (depending on configuration of firmware hotplug). 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci Say Y if you own such a device and want to use it. 23