diff options
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_mad.h')
| -rw-r--r-- | drivers/infiniband/hw/qib/qib_mad.h | 213 |
1 files changed, 204 insertions, 9 deletions
diff --git a/drivers/infiniband/hw/qib/qib_mad.h b/drivers/infiniband/hw/qib/qib_mad.h index ecc416cdbaa..941d4d50d8e 100644 --- a/drivers/infiniband/hw/qib/qib_mad.h +++ b/drivers/infiniband/hw/qib/qib_mad.h @@ -1,6 +1,6 @@ /* - * Copyright (c) 2006, 2007, 2008, 2009, 2010 QLogic Corporation. - * All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * * This software is available to you under a choice of one of two @@ -31,6 +31,8 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ +#ifndef _QIB_MAD_H +#define _QIB_MAD_H #include <rdma/ib_pma.h> @@ -52,7 +54,7 @@ struct ib_node_info { __be32 revision; u8 local_port_num; u8 vendor_id[3]; -} __attribute__ ((packed)); +} __packed; struct ib_mad_notice_attr { u8 generic_type; @@ -71,7 +73,7 @@ struct ib_mad_notice_attr { __be16 reserved; __be16 lid; /* where violation happened */ u8 port_num; /* where violation happened */ - } __attribute__ ((packed)) ntc_129_131; + } __packed ntc_129_131; struct { __be16 reserved; @@ -81,14 +83,14 @@ struct ib_mad_notice_attr { __be32 new_cap_mask; /* new capability mask */ u8 reserved3; u8 change_flags; /* low 3 bits only */ - } __attribute__ ((packed)) ntc_144; + } __packed ntc_144; struct { __be16 reserved; __be16 lid; /* lid where sys guid changed */ __be16 reserved2; __be64 new_sys_guid; - } __attribute__ ((packed)) ntc_145; + } __packed ntc_145; struct { __be16 reserved; @@ -102,7 +104,7 @@ struct ib_mad_notice_attr { u8 reserved3; u8 dr_trunc_hop; u8 dr_rtn_path[30]; - } __attribute__ ((packed)) ntc_256; + } __packed ntc_256; struct { __be16 reserved; @@ -113,7 +115,7 @@ struct ib_mad_notice_attr { __be32 qp2; /* high 8 bits reserved */ union ib_gid gid1; union ib_gid gid2; - } __attribute__ ((packed)) ntc_257_258; + } __packed ntc_257_258; } details; }; @@ -207,7 +209,7 @@ struct ib_pma_portcounters_cong { __be64 port_rcv_packets; __be64 port_xmit_wait; __be64 port_adr_events; -} __attribute__ ((packed)); +} __packed; #define IB_PMA_CONG_HW_CONTROL_TIMER 0x00 #define IB_PMA_CONG_HW_CONTROL_SAMPLE 0x01 @@ -223,6 +225,197 @@ struct ib_pma_portcounters_cong { #define IB_PMA_SEL_CONG_ROUTING 0x08 /* + * Congestion control class attributes + */ +#define IB_CC_ATTR_CLASSPORTINFO cpu_to_be16(0x0001) +#define IB_CC_ATTR_NOTICE cpu_to_be16(0x0002) +#define IB_CC_ATTR_CONGESTION_INFO cpu_to_be16(0x0011) +#define IB_CC_ATTR_CONGESTION_KEY_INFO cpu_to_be16(0x0012) +#define IB_CC_ATTR_CONGESTION_LOG cpu_to_be16(0x0013) +#define IB_CC_ATTR_SWITCH_CONGESTION_SETTING cpu_to_be16(0x0014) +#define IB_CC_ATTR_SWITCH_PORT_CONGESTION_SETTING cpu_to_be16(0x0015) +#define IB_CC_ATTR_CA_CONGESTION_SETTING cpu_to_be16(0x0016) +#define IB_CC_ATTR_CONGESTION_CONTROL_TABLE cpu_to_be16(0x0017) +#define IB_CC_ATTR_TIME_STAMP cpu_to_be16(0x0018) + +/* generalizations for threshold values */ +#define IB_CC_THRESHOLD_NONE 0x0 +#define IB_CC_THRESHOLD_MIN 0x1 +#define IB_CC_THRESHOLD_MAX 0xf + +/* CCA MAD header constants */ +#define IB_CC_MAD_LOGDATA_LEN 32 +#define IB_CC_MAD_MGMTDATA_LEN 192 + +struct ib_cc_mad { + u8 base_version; + u8 mgmt_class; + u8 class_version; + u8 method; + __be16 status; + __be16 class_specific; + __be64 tid; + __be16 attr_id; + __be16 resv; + __be32 attr_mod; + __be64 cckey; + + /* For CongestionLog attribute only */ + u8 log_data[IB_CC_MAD_LOGDATA_LEN]; + + u8 mgmt_data[IB_CC_MAD_MGMTDATA_LEN]; +} __packed; + +/* + * Congestion Control class portinfo capability mask bits + */ +#define IB_CC_CPI_CM_TRAP_GEN cpu_to_be16(1 << 0) +#define IB_CC_CPI_CM_GET_SET_NOTICE cpu_to_be16(1 << 1) +#define IB_CC_CPI_CM_CAP2 cpu_to_be16(1 << 2) +#define IB_CC_CPI_CM_ENHANCEDPORT0_CC cpu_to_be16(1 << 8) + +struct ib_cc_classportinfo_attr { + u8 base_version; + u8 class_version; + __be16 cap_mask; + u8 reserved[3]; + u8 resp_time_value; /* only lower 5 bits */ + union ib_gid redirect_gid; + __be32 redirect_tc_sl_fl; /* 8, 4, 20 bits respectively */ + __be16 redirect_lid; + __be16 redirect_pkey; + __be32 redirect_qp; /* only lower 24 bits */ + __be32 redirect_qkey; + union ib_gid trap_gid; + __be32 trap_tc_sl_fl; /* 8, 4, 20 bits respectively */ + __be16 trap_lid; + __be16 trap_pkey; + __be32 trap_hl_qp; /* 8, 24 bits respectively */ + __be32 trap_qkey; +} __packed; + +/* Congestion control traps */ +#define IB_CC_TRAP_KEY_VIOLATION 0x0000 + +struct ib_cc_trap_key_violation_attr { + __be16 source_lid; + u8 method; + u8 reserved1; + __be16 attrib_id; + __be32 attrib_mod; + __be32 qp; + __be64 cckey; + u8 sgid[16]; + u8 padding[24]; +} __packed; + +/* Congestion info flags */ +#define IB_CC_CI_FLAGS_CREDIT_STARVATION 0x1 +#define IB_CC_TABLE_CAP_DEFAULT 31 + +struct ib_cc_info_attr { + __be16 congestion_info; + u8 control_table_cap; /* Multiple of 64 entry unit CCTs */ +} __packed; + +struct ib_cc_key_info_attr { + __be64 cckey; + u8 protect; + __be16 lease_period; + __be16 violations; +} __packed; + +#define IB_CC_CL_CA_LOGEVENTS_LEN 208 + +struct ib_cc_log_attr { + u8 log_type; + u8 congestion_flags; + __be16 threshold_event_counter; + __be16 threshold_congestion_event_map; + __be16 current_time_stamp; + u8 log_events[IB_CC_CL_CA_LOGEVENTS_LEN]; +} __packed; + +#define IB_CC_CLEC_SERVICETYPE_RC 0x0 +#define IB_CC_CLEC_SERVICETYPE_UC 0x1 +#define IB_CC_CLEC_SERVICETYPE_RD 0x2 +#define IB_CC_CLEC_SERVICETYPE_UD 0x3 + +struct ib_cc_log_event { + u8 local_qp_cn_entry; + u8 remote_qp_number_cn_entry[3]; + u8 sl_cn_entry:4; + u8 service_type_cn_entry:4; + __be32 remote_lid_cn_entry; + __be32 timestamp_cn_entry; +} __packed; + +/* Sixteen congestion entries */ +#define IB_CC_CCS_ENTRIES 16 + +/* Port control flags */ +#define IB_CC_CCS_PC_SL_BASED 0x01 + +struct ib_cc_congestion_entry { + u8 ccti_increase; + __be16 ccti_timer; + u8 trigger_threshold; + u8 ccti_min; /* min CCTI for cc table */ +} __packed; + +struct ib_cc_congestion_entry_shadow { + u8 ccti_increase; + u16 ccti_timer; + u8 trigger_threshold; + u8 ccti_min; /* min CCTI for cc table */ +} __packed; + +struct ib_cc_congestion_setting_attr { + __be16 port_control; + __be16 control_map; + struct ib_cc_congestion_entry entries[IB_CC_CCS_ENTRIES]; +} __packed; + +struct ib_cc_congestion_setting_attr_shadow { + u16 port_control; + u16 control_map; + struct ib_cc_congestion_entry_shadow entries[IB_CC_CCS_ENTRIES]; +} __packed; + +#define IB_CC_TABLE_ENTRY_INCREASE_DEFAULT 1 +#define IB_CC_TABLE_ENTRY_TIMER_DEFAULT 1 + +/* 64 Congestion Control table entries in a single MAD */ +#define IB_CCT_ENTRIES 64 +#define IB_CCT_MIN_ENTRIES (IB_CCT_ENTRIES * 2) + +struct ib_cc_table_entry { + __be16 entry; /* shift:2, multiplier:14 */ +}; + +struct ib_cc_table_entry_shadow { + u16 entry; /* shift:2, multiplier:14 */ +}; + +struct ib_cc_table_attr { + __be16 ccti_limit; /* max CCTI for cc table */ + struct ib_cc_table_entry ccti_entries[IB_CCT_ENTRIES]; +} __packed; + +struct ib_cc_table_attr_shadow { + u16 ccti_limit; /* max CCTI for cc table */ + struct ib_cc_table_entry_shadow ccti_entries[IB_CCT_ENTRIES]; +} __packed; + +#define CC_TABLE_SHADOW_MAX \ + (IB_CC_TABLE_CAP_DEFAULT * IB_CCT_ENTRIES) + +struct cc_table_shadow { + u16 ccti_last_entry; + struct ib_cc_table_entry_shadow entries[CC_TABLE_SHADOW_MAX]; +} __packed; + +/* * The PortSamplesControl.CounterMasks field is an array of 3 bit fields * which specify the N'th counter's capabilities. See ch. 16.1.3.2. * We support 5 counters which only count the mandatory quantities. @@ -234,3 +427,5 @@ struct ib_pma_portcounters_cong { COUNTER_MASK(1, 2) | \ COUNTER_MASK(1, 3) | \ COUNTER_MASK(1, 4)) + +#endif /* _QIB_MAD_H */ |