Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753244AbbHMQwh (ORCPT ); Thu, 13 Aug 2015 12:52:37 -0400 Received: from mail.savoirfairelinux.com ([209.172.62.77]:58572 "EHLO mail.savoirfairelinux.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753033AbbHMQwe (ORCPT ); Thu, 13 Aug 2015 12:52:34 -0400 From: Vivien Didelot To: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel@savoirfairelinux.com, "David S. Miller" , Guenter Roeck , Andrew Lunn , Florian Fainelli , Scott Feldman , Jiri Pirko , "Chris Healy" , Vivien Didelot Subject: [PATCH net-next 7/7] net: dsa: mv88e6xxx: use port 802.1Q mode Secure Date: Thu, 13 Aug 2015 12:52:23 -0400 Message-Id: <1439484743-5126-8-git-send-email-vivien.didelot@savoirfairelinux.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1439484743-5126-1-git-send-email-vivien.didelot@savoirfairelinux.com> References: <1439484743-5126-1-git-send-email-vivien.didelot@savoirfairelinux.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2713 Lines: 66 This commit changes the 802.1Q mode of each port from Disabled to Secure. This enables the VLAN support, by checking the VTU entries on ingress. Signed-off-by: Vivien Didelot --- drivers/net/dsa/mv88e6xxx.c | 14 +++++++------- drivers/net/dsa/mv88e6xxx.h | 5 +++++ 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index ca867e4..332f2c8 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -2005,13 +2005,11 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) goto abort; } - /* Port Control 2: don't force a good FCS, set the maximum - * frame size to 10240 bytes, don't let the switch add or - * strip 802.1q tags, don't discard tagged or untagged frames - * on this port, do a destination address lookup on all - * received packets as usual, disable ARP mirroring and don't - * send a copy of all transmitted/received frames on this port - * to the CPU. + /* Port Control 2: don't force a good FCS, set the maximum frame size to + * 10240 bytes, enable secure 802.1q tags, don't discard tagged or + * untagged frames on this port, do a destination address lookup on all + * received packets as usual, disable ARP mirroring and don't send a + * copy of all transmitted/received frames on this port to the CPU. */ reg = 0; if (mv88e6xxx_6352_family(ds) || mv88e6xxx_6351_family(ds) || @@ -2033,6 +2031,8 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) reg |= PORT_CONTROL_2_FORWARD_UNKNOWN; } + reg |= PORT_CONTROL_2_8021Q_SECURE; + if (reg) { ret = _mv88e6xxx_reg_write(ds, REG_PORT(port), PORT_CONTROL_2, reg); diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index ca3268f..72ca887 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -140,6 +140,11 @@ #define PORT_CONTROL_2_JUMBO_1522 (0x00 << 12) #define PORT_CONTROL_2_JUMBO_2048 (0x01 << 12) #define PORT_CONTROL_2_JUMBO_10240 (0x02 << 12) +#define PORT_CONTROL_2_8021Q_MASK (0x03 << 10) +#define PORT_CONTROL_2_8021Q_DISABLED (0x00 << 10) +#define PORT_CONTROL_2_8021Q_FALLBACK (0x01 << 10) +#define PORT_CONTROL_2_8021Q_CHECK (0x02 << 10) +#define PORT_CONTROL_2_8021Q_SECURE (0x03 << 10) #define PORT_CONTROL_2_DISCARD_TAGGED BIT(9) #define PORT_CONTROL_2_DISCARD_UNTAGGED BIT(8) #define PORT_CONTROL_2_MAP_DA BIT(7) -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/