diff options
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_common.h')
| -rw-r--r-- | drivers/infiniband/hw/qib/qib_common.h | 60 |
1 files changed, 57 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/qib/qib_common.h b/drivers/infiniband/hw/qib/qib_common.h index b3955ed8f79..5670ace27c6 100644 --- a/drivers/infiniband/hw/qib/qib_common.h +++ b/drivers/infiniband/hw/qib/qib_common.h @@ -279,13 +279,12 @@ struct qib_base_info { * may not be implemented; the user code must deal with this if it * cares, or it must abort after initialization reports the difference. */ -#define QIB_USER_SWMINOR 10 +#define QIB_USER_SWMINOR 13 #define QIB_USER_SWVERSION ((QIB_USER_SWMAJOR << 16) | QIB_USER_SWMINOR) #ifndef QIB_KERN_TYPE #define QIB_KERN_TYPE 0 -#define QIB_IDSTR "QLogic kernel.org driver" #endif /* @@ -302,6 +301,31 @@ struct qib_base_info { #define QIB_KERN_SWVERSION ((QIB_KERN_TYPE << 31) | QIB_USER_SWVERSION) /* + * Define the driver version number. This is something that refers only + * to the driver itself, not the software interfaces it supports. + */ +#define QIB_DRIVER_VERSION_BASE "1.11" + +/* create the final driver version string */ +#ifdef QIB_IDSTR +#define QIB_DRIVER_VERSION QIB_DRIVER_VERSION_BASE " " QIB_IDSTR +#else +#define QIB_DRIVER_VERSION QIB_DRIVER_VERSION_BASE +#endif + +/* + * If the unit is specified via open, HCA choice is fixed. If port is + * specified, it's also fixed. Otherwise we try to spread contexts + * across ports and HCAs, using different algorithims. WITHIN is + * the old default, prior to this mechanism. + */ +#define QIB_PORT_ALG_ACROSS 0 /* round robin contexts across HCAs, then + * ports; this is the default */ +#define QIB_PORT_ALG_WITHIN 1 /* use all contexts on an HCA (round robin + * active ports within), then next HCA */ +#define QIB_PORT_ALG_COUNT 2 /* number of algorithm choices */ + +/* * This structure is passed to qib_userinit() to tell the driver where * user code buffers are, sizes, etc. The offsets and sizes of the * fields must remain unchanged, for binary compatibility. It can @@ -319,7 +343,7 @@ struct qib_user_info { /* size of struct base_info to write to */ __u32 spu_base_info_size; - __u32 _spu_unused3; + __u32 spu_port_alg; /* which QIB_PORT_ALG_*; unused user minor < 11 */ /* * If two or more processes wish to share a context, each process @@ -677,7 +701,37 @@ struct qib_message_header { __be32 bth[3]; /* fields below this point are in host byte order */ struct qib_header iph; + /* fields below are simplified, but should match PSM */ + /* some are accessed by driver when packet spliting is needed */ __u8 sub_opcode; + __u8 flags; + __u16 commidx; + __u32 ack_seq_num; + __u8 flowid; + __u8 hdr_dlen; + __u16 mqhdr; + __u32 uwords[4]; +}; + +/* sequence number bits for message */ +union qib_seqnum { + struct { + __u32 seq:11; + __u32 gen:8; + __u32 flow:5; + }; + struct { + __u32 pkt:16; + __u32 msg:8; + }; + __u32 val; +}; + +/* qib receiving-dma tid-session-member */ +struct qib_tid_session_member { + __u16 tid; + __u16 offset; + __u16 length; }; /* IB - LRH header consts */ |