kopia lustrzana https://gitlab.com/sane-project/backends
sane-usb: Document SANE_USB_WORKAROUND variable
Fixes Alioth#315792. Thanks Zdenek Dohnalmerge-requests/1/head
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@ -138,6 +138,13 @@ environment variable controls the debug level for the USB I/O
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subsystem. E.g., a value of 128 requests all debug output to be
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subsystem. E.g., a value of 128 requests all debug output to be
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printed. Smaller levels reduce verbosity. Values greater than 4 enable
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printed. Smaller levels reduce verbosity. Values greater than 4 enable
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libusb debugging (if available). Example: export SANE_DEBUG_SANEI_USB=4.
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libusb debugging (if available). Example: export SANE_DEBUG_SANEI_USB=4.
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.PP
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.TP
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.B SANE_USB_WORKAROUND
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If your scanner does not work when plugged into a USB3 port, try
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setting the environment variable SANE_USB_WORKAROUND to 1. This
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may work around issues which happen with particular kernel
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versions. Example: export SANE_USB_WORKAROUND=1.
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.SH "SEE ALSO"
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.SH "SEE ALSO"
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.BR sane (7),
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.BR sane (7),
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