1USB_URB_DIR_OUT(9)      Host-Side Data Types and Macro      USB_URB_DIR_OUT(9)
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NAME

6       usb_urb_dir_out - check if an URB describes an OUT transfer
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SYNOPSIS

9       int usb_urb_dir_out(struct urb * urb);
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ARGUMENTS

12       urb
13           URB to be checked
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RETURN

16       1 if urb describes an OUT transfer (host-to-device), otherwise 0.
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19Kernel Hackers Manual 3.10         June 2019                USB_URB_DIR_OUT(9)
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