From 62a22bcbd30ed01a0f0331288aa0cca9d9aae23b Mon Sep 17 00:00:00 2001 From: Vladimir Oltean Date: Wed, 20 Oct 2021 20:58:48 +0300 Subject: [PATCH] net: mscc: ocelot: add a type definition for REW_TAG_CFG_TAG_CFG This is a cosmetic patch which clarifies what are the port tagging options for Ocelot switches. Signed-off-by: Vladimir Oltean Signed-off-by: David S. Miller --- drivers/net/ethernet/mscc/ocelot.c | 13 +++++-------- include/soc/mscc/ocelot.h | 11 +++++++++++ 2 files changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 520a75b..b099299 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -166,7 +166,7 @@ static void ocelot_port_set_native_vlan(struct ocelot *ocelot, int port, struct ocelot_vlan native_vlan) { struct ocelot_port *ocelot_port = ocelot->ports[port]; - u32 val = 0; + enum ocelot_port_tag_config tag_cfg; ocelot_port->native_vlan = native_vlan; @@ -176,16 +176,13 @@ static void ocelot_port_set_native_vlan(struct ocelot *ocelot, int port, if (ocelot_port->vlan_aware) { if (native_vlan.valid) - /* Tag all frames except when VID == DEFAULT_VLAN */ - val = REW_TAG_CFG_TAG_CFG(1); + tag_cfg = OCELOT_PORT_TAG_NATIVE; else - /* Tag all frames */ - val = REW_TAG_CFG_TAG_CFG(3); + tag_cfg = OCELOT_PORT_TAG_TRUNK; } else { - /* Port tagging disabled. */ - val = REW_TAG_CFG_TAG_CFG(0); + tag_cfg = OCELOT_PORT_TAG_DISABLED; } - ocelot_rmw_gix(ocelot, val, + ocelot_rmw_gix(ocelot, REW_TAG_CFG_TAG_CFG(tag_cfg), REW_TAG_CFG_TAG_CFG_M, REW_TAG_CFG, port); } diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h index d7055b4..0568b25 100644 --- a/include/soc/mscc/ocelot.h +++ b/include/soc/mscc/ocelot.h @@ -568,6 +568,17 @@ struct ocelot_vlan { u16 vid; }; +enum ocelot_port_tag_config { + /* all VLANs are egress-untagged */ + OCELOT_PORT_TAG_DISABLED = 0, + /* all VLANs except the native VLAN and VID 0 are egress-tagged */ + OCELOT_PORT_TAG_NATIVE = 1, + /* all VLANs except VID 0 are egress-tagged */ + OCELOT_PORT_TAG_TRUNK_NO_VID0 = 2, + /* all VLANs are egress-tagged */ + OCELOT_PORT_TAG_TRUNK = 3, +}; + enum ocelot_sb { OCELOT_SB_BUF, OCELOT_SB_REF, -- 2.7.4