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| author | Manish Rangankar <mrangankar@marvell.com> | 2023-08-21 15:00:37 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-08-21 23:45:14 +0200 |
| commit | 875386b98857822b77ac7f95bdf367b70af5b78c (patch) | |
| tree | bd402bb72574c5b0e5a943c7556d7ac2e8267138 /drivers/scsi/qla2xxx/qla_def.h | |
| parent | scsi: qla2xxx: Allow 32-byte CDBs (diff) | |
| download | linux-875386b98857822b77ac7f95bdf367b70af5b78c.tar.xz linux-875386b98857822b77ac7f95bdf367b70af5b78c.zip | |
scsi: qla2xxx: Add Unsolicited LS Request and Response Support for NVMe
Introduce infrastructure in the driver to support the processing of
unsolicited LS (Link Service) requests. This will involve the utilization
of a new pass-up of unsolicited FC-NVMe request IOCB interface. Unsolicited
requests will be submitted to the NVMe transport layer through
nvme_fc_rcv_ls_req(). Any received LS responses, which are sent using
xmt_ls_rsp(), will be forwarded to the firmware through the existing
Pass-Through IOCB interface, responsible for sending FC-NVMe Link Service
requests and responses.
Signed-off-by: Manish Rangankar <mrangankar@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Link: https://lore.kernel.org/r/20230821130045.34850-2-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_def.h')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 97ecb2158c8a..2007d5bb5f9f 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -346,6 +346,12 @@ struct name_list_extended { u8 sent; }; +struct qla_nvme_fc_rjt { + struct fcnvme_ls_rjt *c; + dma_addr_t cdma; + u16 size; +}; + struct els_reject { struct fc_els_ls_rjt *c; dma_addr_t cdma; @@ -503,6 +509,20 @@ struct ct_arg { port_id_t id; }; +struct qla_nvme_lsrjt_pt_arg { + struct fc_port *fcport; + u8 opcode; + u8 vp_idx; + u8 reason; + u8 explanation; + __le16 nport_handle; + u16 control_flags; + __le16 ox_id; + __le32 xchg_address; + u32 tx_byte_count, rx_byte_count; + dma_addr_t tx_addr, rx_addr; +}; + /* * SRB extensions. */ @@ -611,13 +631,16 @@ struct srb_iocb { void *desc; /* These are only used with ls4 requests */ - int cmd_len; - int rsp_len; + __le32 cmd_len; + __le32 rsp_len; dma_addr_t cmd_dma; dma_addr_t rsp_dma; enum nvmefc_fcp_datadir dir; uint32_t dl; uint32_t timeout_sec; + __le32 exchange_address; + __le16 nport_handle; + __le16 ox_id; struct list_head entry; } nvme; struct { @@ -707,6 +730,10 @@ typedef struct srb { struct fc_port *fcport; struct scsi_qla_host *vha; unsigned int start_timer:1; + unsigned int abort:1; + unsigned int aborted:1; + unsigned int completed:1; + unsigned int unsol_rsp:1; uint32_t handle; uint16_t flags; @@ -2542,6 +2569,7 @@ enum rscn_addr_format { typedef struct fc_port { struct list_head list; struct scsi_qla_host *vha; + struct list_head unsol_ctx_head; unsigned int conf_compl_supported:1; unsigned int deleted:2; @@ -4802,6 +4830,7 @@ struct qla_hw_data { struct els_reject elsrej; u8 edif_post_stop_cnt_down; struct qla_vp_map *vp_map; + struct qla_nvme_fc_rjt lsrjt; }; #define RX_ELS_SIZE (roundup(sizeof(struct enode) + ELS_MAX_PAYLOAD, SMP_CACHE_BYTES)) @@ -4834,6 +4863,7 @@ struct active_regions { * is variable) starting at "iocb". */ struct purex_item { + void *purls_context; struct list_head list; struct scsi_qla_host *vha; void (*process_item)(struct scsi_qla_host *vha, |