CVS commit: src/sys/dev/pci

["Shoichi YAMAGUCHI" <yamaguchi%netbsd.org@localhost>]

Module Name:    src
Committed By:   yamaguchi
Date:           Fri Dec 20 02:12:31 UTC 2019

Modified Files:
        src/sys/dev/pci: if_ixl.c if_ixlvar.h

Log Message:
ixl(4) supports ETHERCAP_VLAN_HWTAGGING
It is enabled by defualt

The features is realized by the following operations:
- internal switch
   - use "0b00: Show VLAN, DEI and UP in descriptor" mode
- TX
   - set VLAN tag and IL2TAG1 flag to each descriptor
- RX
   - use 32byte descriptor to use SHOWIV and L2SEL flag
     included in RX queue configuration
      - VLAN tags are not stored in descriptor without these config.
   - get VLAN tags from L2TAG1 field included in RX descriptor
     and set them to mbuf

reviewed by msaitoh and knakahara


To generate a diff of this commit:
cvs rdiff -u -r1.10 -r1.11 src/sys/dev/pci/if_ixl.c
cvs rdiff -u -r1.1 -r1.2 src/sys/dev/pci/if_ixlvar.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.