With subcode 0x24, diag26c returns all sorts of VNIC-related information.
Signed-off-by: Julian Wiedmann <jwi@xxxxxxxxxxxxxxxxxx>
Acked-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
---
arch/s390/include/asm/diag.h | 44 +++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 43 insertions(+), 1 deletion(-)
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h
index 6db78567294c..cdbaad50c7c7 100644
--- a/arch/s390/include/asm/diag.h
+++ b/arch/s390/include/asm/diag.h
@@ -229,13 +229,55 @@ struct diag204_x_phys_block {
} __packed;
enum diag26c_sc {
+ DIAG26C_PORT_VNIC = 0x00000024,
DIAG26C_MAC_SERVICES = 0x00000030
};
enum diag26c_version {
- DIAG26C_VERSION2 = 0x00000002 /* z/VM 5.4.0 */
+ DIAG26C_VERSION2 = 0x00000002, /* z/VM 5.4.0 */
+ DIAG26C_VERSION6_VM65918 = 0x00020006 /* z/VM 6.4.0 + VM65918 */
};
+#define DIAG26C_VNIC_INFO 0x0002
+struct diag26c_vnic_req {
+ u32 resp_buf_len;
+ u32 resp_version;
+ u16 req_format;
+ u16 vlan_id;
+ u64 sys_name;
+ u8 res[2];
+ u16 devno;
+} __packed __aligned(8);
+
+#define VNIC_INFO_PROT_L3 1
+#define VNIC_INFO_PROT_L2 2
+/* Note: this is the bare minimum, use it for uninitialized VNICs only. */
+struct diag26c_vnic_resp {
+ u32 version;
+ u32 entry_cnt;
+ /* VNIC info: */
+ u32 next_entry;
+ u64 owner;
+ u16 devno;
+ u8 status;
+ u8 type;
+ u64 lan_owner;
+ u64 lan_name;
+ u64 port_name;
+ u8 port_type;
+ u8 ext_status:6;
+ u8 protocol:2;
+ u16 base_devno;
+ u32 port_num;
+ u32 ifindex;
+ u32 maxinfo;
+ u32 dev_count;
+ /* 3x device info: */
+ u8 dev_info1[28];
+ u8 dev_info2[28];
+ u8 dev_info3[28];
+} __packed __aligned(8);
+
#define DIAG26C_GET_MAC 0x0000
struct diag26c_mac_req {
u32 resp_buf_len;
--
2.13.5
--
To unsubscribe from this list: send the line "unsubscribe linux-s390" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
