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Date: Mon, 9 May 2016 13:22:47 -0400
From: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
"David S. Miller" <davem@...emloft.net>,
Florian Fainelli <f.fainelli@...il.com>,
Andrew Lunn <andrew@...n.ch>,
Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Subject: [PATCH net-next v2 10/21] net: dsa: mv88e6xxx: factorize VTU access
Add a MV88E6XXX_FLAG_VTU flag to indentify switch models with a VLAN
Table Unit.
Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
drivers/net/dsa/mv88e6123.c | 5 +++++
drivers/net/dsa/mv88e6xxx.c | 16 ++++++++++++++++
drivers/net/dsa/mv88e6xxx.h | 24 ++++++++++++++++++------
3 files changed, 39 insertions(+), 6 deletions(-)
diff --git a/drivers/net/dsa/mv88e6123.c b/drivers/net/dsa/mv88e6123.c
index 81cd4a9..da5aa9c 100644
--- a/drivers/net/dsa/mv88e6123.c
+++ b/drivers/net/dsa/mv88e6123.c
@@ -136,6 +136,11 @@ struct dsa_switch_driver mv88e6123_switch_driver = {
.port_bridge_join = mv88e6xxx_port_bridge_join,
.port_bridge_leave = mv88e6xxx_port_bridge_leave,
.port_stp_state_set = mv88e6xxx_port_stp_state_set,
+ .port_vlan_filtering = mv88e6xxx_port_vlan_filtering,
+ .port_vlan_prepare = mv88e6xxx_port_vlan_prepare,
+ .port_vlan_add = mv88e6xxx_port_vlan_add,
+ .port_vlan_del = mv88e6xxx_port_vlan_del,
+ .port_vlan_dump = mv88e6xxx_port_vlan_dump,
};
MODULE_ALIAS("platform:mv88e6123");
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index f02738e..6c472cf 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -1596,6 +1596,9 @@ int mv88e6xxx_port_vlan_dump(struct dsa_switch *ds, int port,
u16 pvid;
int err;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_VTU))
+ return -EOPNOTSUPP;
+
mutex_lock(&ps->smi_mutex);
err = _mv88e6xxx_port_pvid_get(ps, port, &pvid);
@@ -2019,6 +2022,9 @@ int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
PORT_CONTROL_2_8021Q_DISABLED;
int ret;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_VTU))
+ return -EOPNOTSUPP;
+
mutex_lock(&ps->smi_mutex);
ret = _mv88e6xxx_reg_read(ps, REG_PORT(port), PORT_CONTROL_2);
@@ -2052,8 +2058,12 @@ int mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_vlan *vlan,
struct switchdev_trans *trans)
{
+ struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int err;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_VTU))
+ return -EOPNOTSUPP;
+
/* If the requested port doesn't belong to the same bridge as the VLAN
* members, do not support it (yet) and fallback to software VLAN.
*/
@@ -2094,6 +2104,9 @@ void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
u16 vid;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_VTU))
+ return;
+
mutex_lock(&ps->smi_mutex);
for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
@@ -2151,6 +2164,9 @@ int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
u16 pvid, vid;
int err = 0;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_VTU))
+ return -EOPNOTSUPP;
+
mutex_lock(&ps->smi_mutex);
err = _mv88e6xxx_port_pvid_get(ps, port, &pvid);
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
index d15e0b3..4f21206 100644
--- a/drivers/net/dsa/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -394,6 +394,11 @@ enum mv88e6xxx_cap {
* the output (or egress) ports to which it is allowed to send frames.
*/
MV88E6XXX_CAP_VLANTABLE,
+
+ /* VLAN Table Unit.
+ * The VTU is used to program 802.1Q VLANs. See GLOBAL_VTU_OP.
+ */
+ MV88E6XXX_CAP_VTU,
};
/* Bitmask of capabilities */
@@ -406,14 +411,17 @@ enum mv88e6xxx_cap {
#define MV88E6XXX_FLAG_TEMP BIT(MV88E6XXX_CAP_TEMP)
#define MV88E6XXX_FLAG_TEMP_LIMIT BIT(MV88E6XXX_CAP_TEMP_LIMIT)
#define MV88E6XXX_FLAG_VLANTABLE BIT(MV88E6XXX_CAP_VLANTABLE)
+#define MV88E6XXX_FLAG_VTU BIT(MV88E6XXX_CAP_VTU)
#define MV88E6XXX_FLAGS_FAMILY_6095 \
(MV88E6XXX_FLAG_PPU | \
- MV88E6XXX_FLAG_VLANTABLE)
+ MV88E6XXX_FLAG_VLANTABLE | \
+ MV88E6XXX_FLAG_VTU)
#define MV88E6XXX_FLAGS_FAMILY_6097 \
(MV88E6XXX_FLAG_PPU | \
- MV88E6XXX_FLAG_VLANTABLE)
+ MV88E6XXX_FLAG_VLANTABLE | \
+ MV88E6XXX_FLAG_VTU)
#define MV88E6XXX_FLAGS_FAMILY_6165 \
(MV88E6XXX_FLAG_SWITCH_MAC | \
@@ -421,7 +429,8 @@ enum mv88e6xxx_cap {
#define MV88E6XXX_FLAGS_FAMILY_6185 \
(MV88E6XXX_FLAG_PPU | \
- MV88E6XXX_FLAG_VLANTABLE)
+ MV88E6XXX_FLAG_VLANTABLE | \
+ MV88E6XXX_FLAG_VTU)
#define MV88E6XXX_FLAGS_FAMILY_6320 \
(MV88E6XXX_FLAG_EEE | \
@@ -431,14 +440,16 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_SWITCH_MAC | \
MV88E6XXX_FLAG_TEMP | \
MV88E6XXX_FLAG_TEMP_LIMIT | \
- MV88E6XXX_FLAG_VLANTABLE)
+ MV88E6XXX_FLAG_VLANTABLE | \
+ MV88E6XXX_FLAG_VTU)
#define MV88E6XXX_FLAGS_FAMILY_6351 \
(MV88E6XXX_FLAG_PORTSTATE | \
MV88E6XXX_FLAG_SMI_PHY | \
MV88E6XXX_FLAG_SWITCH_MAC | \
MV88E6XXX_FLAG_TEMP | \
- MV88E6XXX_FLAG_VLANTABLE)
+ MV88E6XXX_FLAG_VLANTABLE | \
+ MV88E6XXX_FLAG_VTU)
#define MV88E6XXX_FLAGS_FAMILY_6352 \
(MV88E6XXX_FLAG_EEE | \
@@ -448,7 +459,8 @@ enum mv88e6xxx_cap {
MV88E6XXX_FLAG_SWITCH_MAC | \
MV88E6XXX_FLAG_TEMP | \
MV88E6XXX_FLAG_TEMP_LIMIT | \
- MV88E6XXX_FLAG_VLANTABLE)
+ MV88E6XXX_FLAG_VLANTABLE | \
+ MV88E6XXX_FLAG_VTU)
struct mv88e6xxx_info {
enum mv88e6xxx_family family;
--
2.8.2
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