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net: dsa: yt921x: Add DCB/QoS support

From:  David Yang <mmyangfl-AT-gmail.com>
To:  netdev-AT-vger.kernel.org
Subject:  [PATCH net-next v5 0/4] net: dsa: yt921x: Add DCB/QoS support
Date:  Thu, 29 Jan 2026 05:51:52 +0800
Message-ID:  <20260128215202.2244266-1-mmyangfl@gmail.com>
Cc:  David Yang <mmyangfl-AT-gmail.com>, Andrew Lunn <andrew-AT-lunn.ch>, Vladimir Oltean <olteanv-AT-gmail.com>, "David S. Miller" <davem-AT-davemloft.net>, Eric Dumazet <edumazet-AT-google.com>, Jakub Kicinski <kuba-AT-kernel.org>, Paolo Abeni <pabeni-AT-redhat.com>, Simon Horman <horms-AT-kernel.org>, Russell King <linux-AT-armlinux.org.uk>, linux-kernel-AT-vger.kernel.org
Archive-link:  Article

This series add DCB/QoS support to the driver.

v4: https://lore.kernel.org/r/20260127020847.1482724-1-mmyang...
  - change the color for DEI bit and add a comment for it
v3: https://lore.kernel.org/r/20260125001328.3784006-1-mmyang...
  - fix port_del_dscp_prio()
  - split yt921x_chip_setup()
v2: https://lore.kernel.org/r/20260122194233.2777550-1-mmyang...
  - make DCB support optional
  - refine with enum yt921x_app_selector
  - add missing dscp_prio_mapping_is_global
  - fix pcp support
v1: https://lore.kernel.org/r/20260119185935.2072685-1-mmyang...
  - rebase

David Yang (4):
  net: dsa: tag_yt921x: fix priority support
  net: dsa: yt921x: Refactor VLAN awareness setting
  net: dsa: yt921x: Refactor yt921x_chip_setup()
  net: dsa: yt921x: Add DCB/QoS support

 drivers/net/dsa/Kconfig  |   1 +
 drivers/net/dsa/yt921x.c | 310 ++++++++++++++++++++++++++++++++++++---
 drivers/net/dsa/yt921x.h |  55 +++++--
 net/dsa/tag_yt921x.c     |   8 +-
 4 files changed, 341 insertions(+), 33 deletions(-)

-- 
2.51.0




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