diff options
| author | Sumit Saxena <sumit.saxena@broadcom.com> | 2022-04-29 17:16:37 -0400 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-05-02 17:02:42 -0400 |
| commit | 506bc1a0d6ba626492c06e5632a3fbe202770fd2 (patch) | |
| tree | 8cd461cab9e75a61ab0239271014b01556833c6f /drivers/scsi/mpi3mr/mpi3mr.h | |
| parent | f3de4706c1e0c3b9fa39ec24a30c1996a33bc9e4 (diff) | |
| download | linux-506bc1a0d6ba626492c06e5632a3fbe202770fd2.tar.gz linux-506bc1a0d6ba626492c06e5632a3fbe202770fd2.tar.bz2 linux-506bc1a0d6ba626492c06e5632a3fbe202770fd2.zip | |
scsi: mpi3mr: Add support for MPT commands
There are certain management commands which require firmware intervention.
These commands are termed MPT commands. Add support for them.
Link: https://lore.kernel.org/r/20220429211641.642010-5-sumit.saxena@broadcom.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Sumit Saxena <sumit.saxena@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpi3mr/mpi3mr.h')
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h index 3b85e85b11bb..fb4c1286b4ea 100644 --- a/drivers/scsi/mpi3mr/mpi3mr.h +++ b/drivers/scsi/mpi3mr/mpi3mr.h @@ -189,6 +189,27 @@ extern int prot_mask; */ #define MPI3MR_MAX_APP_XFER_SECTORS (2048 + 512) +/** + * struct mpi3mr_buf_map - local structure to + * track kernel and user buffers associated with an BSG + * structure. + * + * @bsg_buf: BSG buffer virtual address + * @bsg_buf_len: BSG buffer length + * @kern_buf: Kernel buffer virtual address + * @kern_buf_len: Kernel buffer length + * @kern_buf_dma: Kernel buffer DMA address + * @data_dir: Data direction. + */ +struct mpi3mr_buf_map { + void *bsg_buf; + u32 bsg_buf_len; + void *kern_buf; + u32 kern_buf_len; + dma_addr_t kern_buf_dma; + u8 data_dir; +}; + /* IOC State definitions */ enum mpi3mr_iocstate { MRIOC_STATE_READY = 1, @@ -557,6 +578,7 @@ struct mpi3mr_sdev_priv_data { * @ioc_status: IOC status from the firmware * @ioc_loginfo:IOC log info from the firmware * @is_waiting: Is the command issued in block mode + * @is_sense: Is Sense data present * @retry_count: Retry count for retriable commands * @host_tag: Host tag used by the command * @callback: Callback for non blocking commands @@ -572,6 +594,7 @@ struct mpi3mr_drv_cmd { u16 ioc_status; u32 ioc_loginfo; u8 is_waiting; + u8 is_sense; u8 retry_count; u16 host_tag; @@ -993,5 +1016,11 @@ int mpi3mr_process_op_reply_q(struct mpi3mr_ioc *mrioc, int mpi3mr_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num); void mpi3mr_bsg_init(struct mpi3mr_ioc *mrioc); void mpi3mr_bsg_exit(struct mpi3mr_ioc *mrioc); +int mpi3mr_issue_tm(struct mpi3mr_ioc *mrioc, u8 tm_type, + u16 handle, uint lun, u16 htag, ulong timeout, + struct mpi3mr_drv_cmd *drv_cmd, + u8 *resp_code, struct scsi_cmnd *scmd); +struct mpi3mr_tgt_dev *mpi3mr_get_tgtdev_by_handle( + struct mpi3mr_ioc *mrioc, u16 handle); #endif /*MPI3MR_H_INCLUDED*/ |