diff options
Diffstat (limited to 'drivers/infiniband/ulp/srp/ib_srp.h')
| -rw-r--r-- | drivers/infiniband/ulp/srp/ib_srp.h | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h index c5cd43aae86..5ecda4ad890 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.h +++ b/drivers/infiniband/ulp/srp/ib_srp.h @@ -46,6 +46,7 @@ #include <rdma/ib_verbs.h> #include <rdma/ib_sa.h> #include <rdma/ib_cm.h> +#include <rdma/ib_fmr_pool.h> enum { SRP_PATH_REC_TIMEOUT_MS = 1000, @@ -62,7 +63,11 @@ enum { SRP_SQ_SIZE = SRP_RQ_SIZE - 1, SRP_CQ_SIZE = SRP_SQ_SIZE + SRP_RQ_SIZE, - SRP_TAG_TSK_MGMT = 1 << (SRP_RQ_SHIFT + 1) + SRP_TAG_TSK_MGMT = 1 << (SRP_RQ_SHIFT + 1), + + SRP_FMR_SIZE = 256, + SRP_FMR_POOL_SIZE = 1024, + SRP_FMR_DIRTY_SIZE = SRP_FMR_POOL_SIZE / 4 }; #define SRP_OP_RECV (1 << 31) @@ -77,15 +82,24 @@ enum srp_target_state { SRP_TARGET_REMOVED }; -struct srp_host { - u8 initiator_port_id[16]; +struct srp_device { + struct list_head dev_list; struct ib_device *dev; - u8 port; struct ib_pd *pd; struct ib_mr *mr; + struct ib_fmr_pool *fmr_pool; + int fmr_page_shift; + int fmr_page_size; + unsigned long fmr_page_mask; +}; + +struct srp_host { + u8 initiator_port_id[16]; + struct srp_device *dev; + u8 port; struct class_device class_dev; struct list_head target_list; - struct mutex target_mutex; + struct mutex target_mutex; struct completion released; struct list_head list; }; @@ -95,6 +109,7 @@ struct srp_request { struct scsi_cmnd *scmnd; struct srp_iu *cmd; struct srp_iu *tsk_mgmt; + struct ib_pool_fmr *fmr; /* * Fake scatterlist used when scmnd->use_sg==0. Can be killed * when the SCSI midlayer no longer generates non-SG commands. |