diff options
Diffstat (limited to 'include/linux/nvme.h')
| -rw-r--r-- | include/linux/nvme.h | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/include/linux/nvme.h b/include/linux/nvme.h index fc3c24206593..3d1c6f1b15c9 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -242,6 +242,7 @@ enum { NVME_CTRL_ONCS_COMPARE = 1 << 0, NVME_CTRL_ONCS_WRITE_UNCORRECTABLE = 1 << 1, NVME_CTRL_ONCS_DSM = 1 << 2, + NVME_CTRL_ONCS_WRITE_ZEROES = 1 << 3, NVME_CTRL_VWC_PRESENT = 1 << 0, }; @@ -558,6 +559,23 @@ struct nvme_dsm_range { __le64 slba; }; +struct nvme_write_zeroes_cmd { + __u8 opcode; + __u8 flags; + __u16 command_id; + __le32 nsid; + __u64 rsvd2; + __le64 metadata; + union nvme_data_ptr dptr; + __le64 slba; + __le16 length; + __le16 control; + __le32 dsmgmt; + __le32 reftag; + __le16 apptag; + __le16 appmask; +}; + /* Admin commands */ enum nvme_admin_opcode { @@ -857,6 +875,7 @@ struct nvme_command { struct nvme_download_firmware dlfw; struct nvme_format_cmd format; struct nvme_dsm_cmd dsm; + struct nvme_write_zeroes_cmd write_zeroes; struct nvme_abort_cmd abort; struct nvme_get_log_page_command get_log_page; struct nvmf_common_command fabrics; @@ -947,6 +966,7 @@ enum { NVME_SC_BAD_ATTRIBUTES = 0x180, NVME_SC_INVALID_PI = 0x181, NVME_SC_READ_ONLY = 0x182, + NVME_SC_ONCS_NOT_SUPPORTED = 0x183, /* * I/O Command Set Specific - Fabrics commands: @@ -973,17 +993,30 @@ enum { NVME_SC_UNWRITTEN_BLOCK = 0x287, NVME_SC_DNR = 0x4000, + + + /* + * FC Transport-specific error status values for NVME commands + * + * Transport-specific status code values must be in the range 0xB0..0xBF + */ + + /* Generic FC failure - catchall */ + NVME_SC_FC_TRANSPORT_ERROR = 0x00B0, + + /* I/O failure due to FC ABTS'd */ + NVME_SC_FC_TRANSPORT_ABORTED = 0x00B1, }; struct nvme_completion { /* * Used by Admin and Fabrics commands to return data: */ - union { - __le16 result16; - __le32 result; - __le64 result64; - }; + union nvme_result { + __le16 u16; + __le32 u32; + __le64 u64; + } result; __le16 sq_head; /* how much of this queue may be reclaimed */ __le16 sq_id; /* submission queue that generated this entry */ __u16 command_id; /* of the command which completed */ |