qeth: bridgeport support - address notifications
Introduce functions to enable and disable bridgeport address
notification feature, sysfs attributes for access to these
functions from userspace, and udev events emitted when a host
joins or exits a bridgeport-enabled HiperSocket channel.
Signed-off-by: Eugene Crosser <eugene.crosser@ru.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Reviewed-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/s390/net/qeth_core_mpc.h b/drivers/s390/net/qeth_core_mpc.h
index de62679..cf6a90e 100644
--- a/drivers/s390/net/qeth_core_mpc.h
+++ b/drivers/s390/net/qeth_core_mpc.h
@@ -109,6 +109,7 @@
IPA_CMD_DESTROY_ADDR = 0xc4,
IPA_CMD_REGISTER_LOCAL_ADDR = 0xd1,
IPA_CMD_UNREGISTER_LOCAL_ADDR = 0xd2,
+ IPA_CMD_ADDRESS_CHANGE_NOTIF = 0xd3,
IPA_CMD_UNKNOWN = 0x00
};
@@ -520,6 +521,11 @@
__u16 chid;
} __packed;
+struct mac_addr_lnid {
+ __u8 mac[6];
+ __u16 lnid;
+} __packed;
+
struct qeth_ipacmd_sbp_hdr {
__u32 supported_sbp_cmds;
__u32 enabled_sbp_cmds;
@@ -583,6 +589,37 @@
} data;
} __packed;
+/* ADDRESS_CHANGE_NOTIFICATION adapter-initiated "command" *******************/
+/* Bitmask for entry->change_code. Both bits may be raised. */
+enum qeth_ipa_addr_change_code {
+ IPA_ADDR_CHANGE_CODE_VLANID = 0x01,
+ IPA_ADDR_CHANGE_CODE_MACADDR = 0x02,
+ IPA_ADDR_CHANGE_CODE_REMOVAL = 0x80, /* else addition */
+};
+enum qeth_ipa_addr_change_retcode {
+ IPA_ADDR_CHANGE_RETCODE_OK = 0x0000,
+ IPA_ADDR_CHANGE_RETCODE_LOSTEVENTS = 0x0010,
+};
+enum qeth_ipa_addr_change_lostmask {
+ IPA_ADDR_CHANGE_MASK_OVERFLOW = 0x01,
+ IPA_ADDR_CHANGE_MASK_STATECHANGE = 0x02,
+};
+
+struct qeth_ipacmd_addr_change_entry {
+ struct net_if_token token;
+ struct mac_addr_lnid addr_lnid;
+ __u8 change_code;
+ __u8 reserved1;
+ __u16 reserved2;
+} __packed;
+
+struct qeth_ipacmd_addr_change {
+ __u8 lost_event_mask;
+ __u8 reserved;
+ __u16 num_entries;
+ struct qeth_ipacmd_addr_change_entry entry[];
+} __packed;
+
/* Header for each IPA command */
struct qeth_ipacmd_hdr {
__u8 command;
@@ -613,6 +650,7 @@
struct qeth_set_routing setrtg;
struct qeth_ipacmd_diagass diagass;
struct qeth_ipacmd_setbridgeport sbp;
+ struct qeth_ipacmd_addr_change addrchange;
} data;
} __attribute__ ((packed));