1*4882a593Smuzhiyunconfig BR2_PACKAGE_LIBRTLSDR 2*4882a593Smuzhiyun bool "librtlsdr" 3*4882a593Smuzhiyun depends on BR2_TOOLCHAIN_HAS_THREADS 4*4882a593Smuzhiyun depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # libusb 5*4882a593Smuzhiyun select BR2_PACKAGE_LIBUSB 6*4882a593Smuzhiyun help 7*4882a593Smuzhiyun Library and command line programs for accessing 8*4882a593Smuzhiyun RTL2832U SDR dongles. 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun http://sdr.osmocom.org/trac/wiki/rtl-sdr/ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyunif BR2_PACKAGE_LIBRTLSDR 13*4882a593Smuzhiyun 14*4882a593Smuzhiyunconfig BR2_PACKAGE_LIBRTLSDR_DETACH_DRIVER 15*4882a593Smuzhiyun bool "Detach kernel driver" 16*4882a593Smuzhiyun default y 17*4882a593Smuzhiyun help 18*4882a593Smuzhiyun Enable this option if you would like librtlsdr to 19*4882a593Smuzhiyun automatically detach any kernel driver associated to the 20*4882a593Smuzhiyun RTL2832U USB device on startup if one is loaded. 21*4882a593Smuzhiyun 22*4882a593Smuzhiyunconfig BR2_PACKAGE_LIBRTLSDR_ZEROCOPY 23*4882a593Smuzhiyun bool "Enable usbfs zero-copy support" 24*4882a593Smuzhiyun default y 25*4882a593Smuzhiyun help 26*4882a593Smuzhiyun This option allows to use kernel usbfs mmap instead 27*4882a593Smuzhiyun of buffers in userspace. If you experiment crash with 28*4882a593Smuzhiyun kernel < 5.6, disable this option. 29*4882a593Smuzhiyun 30*4882a593Smuzhiyunendif 31*4882a593Smuzhiyun 32*4882a593Smuzhiyuncomment "librtlsdr needs a toolchain w/ threads, gcc >= 4.9" 33*4882a593Smuzhiyun depends on !BR2_TOOLCHAIN_HAS_THREADS || \ 34*4882a593Smuzhiyun !BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 35