config BR2_PACKAGE_LIBRTLSDR
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bool "librtlsdr"
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depends on BR2_TOOLCHAIN_HAS_THREADS
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depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # libusb
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select BR2_PACKAGE_LIBUSB
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help
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Library and command line programs for accessing
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RTL2832U SDR dongles.
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http://sdr.osmocom.org/trac/wiki/rtl-sdr/
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if BR2_PACKAGE_LIBRTLSDR
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config BR2_PACKAGE_LIBRTLSDR_DETACH_DRIVER
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bool "Detach kernel driver"
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default y
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help
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Enable this option if you would like librtlsdr to
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automatically detach any kernel driver associated to the
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RTL2832U USB device on startup if one is loaded.
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config BR2_PACKAGE_LIBRTLSDR_ZEROCOPY
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bool "Enable usbfs zero-copy support"
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default y
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help
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This option allows to use kernel usbfs mmap instead
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of buffers in userspace. If you experiment crash with
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kernel < 5.6, disable this option.
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endif
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comment "librtlsdr needs a toolchain w/ threads, gcc >= 4.9"
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depends on !BR2_TOOLCHAIN_HAS_THREADS || \
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!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
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