Author: hselasky Date: Tue Apr 26 19:40:37 2011 New Revision: 221077 URL: http://svn.freebsd.org/changeset/base/221077
Log: The maximum NCM frame size must be so that it will generate a short terminated USB transfer if the maximum NCM frame size is greater than what the driver can handle. Reported by: Matthias Benesch MFC after: 7 days Approved by: thompsa (mentor) Modified: head/sys/dev/usb/net/if_cdcereg.h Modified: head/sys/dev/usb/net/if_cdcereg.h ============================================================================== --- head/sys/dev/usb/net/if_cdcereg.h Tue Apr 26 19:38:30 2011 (r221076) +++ head/sys/dev/usb/net/if_cdcereg.h Tue Apr 26 19:40:37 2011 (r221077) @@ -39,7 +39,7 @@ #define CDCE_IND_SIZE_MAX 32 /* bytes */ #define CDCE_NCM_TX_MINLEN 512 /* bytes, must be power of two */ -#define CDCE_NCM_TX_MAXLEN (1UL << 14) /* bytes */ +#define CDCE_NCM_TX_MAXLEN (16384 + 4) /* bytes, must be short terminated */ #define CDCE_NCM_TX_FRAMES_MAX 8 /* units */ #define CDCE_NCM_RX_MAXLEN (1UL << 14) /* bytes */ _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"