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Date: Thu, 5 May 2016 18:40:54 -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: [RFC PATCH net-next 10/20] net: dsa: mv88e6xxx: factorize ATU access
Add a MV88E6XXX_FLAG_ATU flag to identify switch models with an Address
Translation Unit.
Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
drivers/net/dsa/mv88e6123.c | 4 ++++
drivers/net/dsa/mv88e6131.c | 12 ++++++++----
drivers/net/dsa/mv88e6171.c | 12 ++++++++----
drivers/net/dsa/mv88e6352.c | 18 ++++++++++++------
drivers/net/dsa/mv88e6xxx.c | 14 ++++++++++++++
drivers/net/dsa/mv88e6xxx.h | 6 ++++++
6 files changed, 52 insertions(+), 14 deletions(-)
diff --git a/drivers/net/dsa/mv88e6123.c b/drivers/net/dsa/mv88e6123.c
index 3992f4f..c562c4a 100644
--- a/drivers/net/dsa/mv88e6123.c
+++ b/drivers/net/dsa/mv88e6123.c
@@ -144,6 +144,10 @@ struct dsa_switch_driver mv88e6123_switch_driver = {
.port_vlan_add = mv88e6xxx_port_vlan_add,
.port_vlan_del = mv88e6xxx_port_vlan_del,
.port_vlan_dump = mv88e6xxx_port_vlan_dump,
+ .port_fdb_prepare = mv88e6xxx_port_fdb_prepare,
+ .port_fdb_add = mv88e6xxx_port_fdb_add,
+ .port_fdb_del = mv88e6xxx_port_fdb_del,
+ .port_fdb_dump = mv88e6xxx_port_fdb_dump,
};
MODULE_ALIAS("platform:mv88e6123");
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index d99ebad..655781f 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -24,7 +24,8 @@ static const struct mv88e6xxx_info mv88e6131_table[] = {
.name = "Marvell 88E6095/88E6095F",
.num_databases = 256,
.num_ports = 11,
- .flags = MV88E6XXX_FLAG_PPU |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PPU |
MV88E6XXX_FLAG_VLANTABLE |
MV88E6XXX_FLAG_VTU,
}, {
@@ -33,7 +34,8 @@ static const struct mv88e6xxx_info mv88e6131_table[] = {
.name = "Marvell 88E6085",
.num_databases = 4096,
.num_ports = 10,
- .flags = MV88E6XXX_FLAG_PPU |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PPU |
MV88E6XXX_FLAG_VLANTABLE |
MV88E6XXX_FLAG_VTU,
}, {
@@ -42,7 +44,8 @@ static const struct mv88e6xxx_info mv88e6131_table[] = {
.name = "Marvell 88E6131",
.num_databases = 256,
.num_ports = 8,
- .flags = MV88E6XXX_FLAG_PPU |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PPU |
MV88E6XXX_FLAG_VLANTABLE |
MV88E6XXX_FLAG_VTU,
}, {
@@ -51,7 +54,8 @@ static const struct mv88e6xxx_info mv88e6131_table[] = {
.name = "Marvell 88E6185",
.num_databases = 256,
.num_ports = 10,
- .flags = MV88E6XXX_FLAG_PPU |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PPU |
MV88E6XXX_FLAG_VLANTABLE |
MV88E6XXX_FLAG_VTU,
}
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index bbea365..66e581f 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -24,7 +24,8 @@ static const struct mv88e6xxx_info mv88e6171_table[] = {
.name = "Marvell 88E6171",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_PORTSTATE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
MV88E6XXX_FLAG_SWITCH_MAC |
MV88E6XXX_FLAG_TEMP |
@@ -36,7 +37,8 @@ static const struct mv88e6xxx_info mv88e6171_table[] = {
.name = "Marvell 88E6175",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_PORTSTATE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
MV88E6XXX_FLAG_SWITCH_MAC |
MV88E6XXX_FLAG_TEMP |
@@ -48,7 +50,8 @@ static const struct mv88e6xxx_info mv88e6171_table[] = {
.name = "Marvell 88E6350",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_PORTSTATE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
MV88E6XXX_FLAG_SWITCH_MAC |
MV88E6XXX_FLAG_TEMP |
@@ -60,7 +63,8 @@ static const struct mv88e6xxx_info mv88e6171_table[] = {
.name = "Marvell 88E6351",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_PORTSTATE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
MV88E6XXX_FLAG_SWITCH_MAC |
MV88E6XXX_FLAG_TEMP |
diff --git a/drivers/net/dsa/mv88e6352.c b/drivers/net/dsa/mv88e6352.c
index 0ed4172..f10aaee 100644
--- a/drivers/net/dsa/mv88e6352.c
+++ b/drivers/net/dsa/mv88e6352.c
@@ -29,7 +29,8 @@ static const struct mv88e6xxx_info mv88e6352_table[] = {
.name = "Marvell 88E6320",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_EEE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_EEE |
MV88E6XXX_FLAG_EEPROM |
MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
@@ -44,7 +45,8 @@ static const struct mv88e6xxx_info mv88e6352_table[] = {
.name = "Marvell 88E6321",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_EEE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_EEE |
MV88E6XXX_FLAG_EEPROM |
MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
@@ -59,7 +61,8 @@ static const struct mv88e6xxx_info mv88e6352_table[] = {
.name = "Marvell 88E6172",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_EEE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_EEE |
MV88E6XXX_FLAG_EEPROM |
MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
@@ -74,7 +77,8 @@ static const struct mv88e6xxx_info mv88e6352_table[] = {
.name = "Marvell 88E6176",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_EEE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_EEE |
MV88E6XXX_FLAG_EEPROM |
MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
@@ -89,7 +93,8 @@ static const struct mv88e6xxx_info mv88e6352_table[] = {
.name = "Marvell 88E6240",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_EEE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_EEE |
MV88E6XXX_FLAG_EEPROM |
MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
@@ -104,7 +109,8 @@ static const struct mv88e6xxx_info mv88e6352_table[] = {
.name = "Marvell 88E6352",
.num_databases = 4096,
.num_ports = 7,
- .flags = MV88E6XXX_FLAG_EEE |
+ .flags = MV88E6XXX_FLAG_ATU |
+ MV88E6XXX_FLAG_EEE |
MV88E6XXX_FLAG_EEPROM |
MV88E6XXX_FLAG_PORTSTATE |
MV88E6XXX_FLAG_SMI_PHY |
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 805bd0f..810226d 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2265,6 +2265,11 @@ int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
{
+ struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
+
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_ATU))
+ return -EOPNOTSUPP;
+
/* We don't need any dynamic resource from the kernel (yet),
* so skip the prepare phase.
*/
@@ -2280,6 +2285,9 @@ void mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
GLOBAL_ATU_DATA_STATE_UC_STATIC;
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_ATU))
+ return;
+
mutex_lock(&ps->smi_mutex);
if (_mv88e6xxx_port_fdb_load(ps, port, fdb->addr, fdb->vid, state))
netdev_err(ds->ports[port], "failed to load MAC address\n");
@@ -2292,6 +2300,9 @@ int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int ret;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_ATU))
+ return -EOPNOTSUPP;
+
mutex_lock(&ps->smi_mutex);
ret = _mv88e6xxx_port_fdb_load(ps, port, fdb->addr, fdb->vid,
GLOBAL_ATU_DATA_STATE_UNUSED);
@@ -2397,6 +2408,9 @@ int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
u16 fid;
int err;
+ if (!mv88e6xxx_has(ps, MV88E6XXX_FLAG_ATU))
+ return -EOPNOTSUPP;
+
mutex_lock(&ps->smi_mutex);
/* Dump port's default Filtering Information Database (VLAN ID 0) */
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
index 9de6ae9..e639de7 100644
--- a/drivers/net/dsa/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -351,6 +351,11 @@ enum mv88e6xxx_family {
};
enum mv88e6xxx_cap {
+ /* Address Translation Unit.
+ * The ATU is used to lookup and learn MAC addresses. See GLOBAL_ATU_OP.
+ */
+ MV88E6XXX_CAP_ATU,
+
/* Energy Efficient Ethernet.
*/
MV88E6XXX_CAP_EEE,
@@ -402,6 +407,7 @@ enum mv88e6xxx_cap {
};
/* Bitmask of capabilities */
+#define MV88E6XXX_FLAG_ATU BIT(MV88E6XXX_CAP_ATU)
#define MV88E6XXX_FLAG_EEE BIT(MV88E6XXX_CAP_EEE)
#define MV88E6XXX_FLAG_EEPROM BIT(MV88E6XXX_CAP_EEPROM)
#define MV88E6XXX_FLAG_PORTSTATE BIT(MV88E6XXX_CAP_PORTSTATE)
--
2.8.2
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