diff options
Diffstat (limited to 'drivers/net/ethernet/intel/fm10k/fm10k_pf.h')
-rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_pf.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pf.h b/drivers/net/ethernet/intel/fm10k/fm10k_pf.h index a8fc512a2416..337859260b9b 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pf.h +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pf.h @@ -74,6 +74,11 @@ enum fm10k_pf_tlv_attr_id_v1 { #define FM10K_MSG_UPDATE_PVID_PVID_SHIFT 16 #define FM10K_MSG_UPDATE_PVID_PVID_SIZE 16 +/* The following data structures are overlayed directly onto TLV mailbox + * messages, and must not break 4 byte alignment. Ensure the structures line + * up correctly as per their TLV definition. + */ + struct fm10k_mac_update { __le32 mac_lower; __le16 mac_upper; @@ -81,26 +86,26 @@ struct fm10k_mac_update { __le16 glort; u8 flags; u8 action; -} __packed; +} __aligned(4) __packed; struct fm10k_global_table_data { __le32 used; __le32 avail; -} __packed; +} __aligned(4) __packed; struct fm10k_swapi_error { __le32 status; struct fm10k_global_table_data mac; struct fm10k_global_table_data nexthop; struct fm10k_global_table_data ffu; -} __packed; +} __aligned(4) __packed; struct fm10k_swapi_1588_timestamp { __le64 egress; __le64 ingress; __le16 dglort; __le16 sglort; -} __packed; +} __aligned(4) __packed; s32 fm10k_msg_lport_map_pf(struct fm10k_hw *, u32 **, struct fm10k_mbx_info *); extern const struct fm10k_tlv_attr fm10k_lport_map_msg_attr[]; |