diff options
Diffstat (limited to '')
-rw-r--r-- | nvme-status.c | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/nvme-status.c b/nvme-status.c deleted file mode 100644 index 270eb06..0000000 --- a/nvme-status.c +++ /dev/null @@ -1,190 +0,0 @@ -#include <linux/types.h> -#include <stdbool.h> -#include <errno.h> - -#include "nvme.h" -#include "nvme-status.h" - -static inline __u8 nvme_generic_status_to_errno(__u16 status) -{ - switch (status) { - case NVME_SC_INVALID_OPCODE: - case NVME_SC_INVALID_FIELD: - case NVME_SC_INVALID_NS: - case NVME_SC_SGL_INVALID_LAST: - case NVME_SC_SGL_INVALID_COUNT: - case NVME_SC_SGL_INVALID_DATA: - case NVME_SC_SGL_INVALID_METADATA: - case NVME_SC_SGL_INVALID_TYPE: - case NVME_SC_SGL_INVALID_OFFSET: - case NVME_SC_CMB_INVALID_USE: - case NVME_SC_PRP_INVALID_OFFSET: - return EINVAL; - case NVME_SC_CMDID_CONFLICT: - return EADDRINUSE; - case NVME_SC_DATA_XFER_ERROR: - case NVME_SC_INTERNAL: - case NVME_SC_SANITIZE_FAILED: - return EIO; - case NVME_SC_POWER_LOSS: - case NVME_SC_ABORT_REQ: - case NVME_SC_ABORT_QUEUE: - case NVME_SC_FUSED_FAIL: - case NVME_SC_FUSED_MISSING: - return EWOULDBLOCK; - case NVME_SC_CMD_SEQ_ERROR: - return EILSEQ; - case NVME_SC_SANITIZE_IN_PROGRESS: - case NVME_SC_FORMAT_IN_PROGRESS: - return EINPROGRESS; - case NVME_SC_NS_WRITE_PROTECTED: - case NVME_SC_NS_NOT_READY: - case NVME_SC_RESERVATION_CONFLICT: - return EACCES; - case NVME_SC_LBA_RANGE: - return EREMOTEIO; - case NVME_SC_CAP_EXCEEDED: - return ENOSPC; - case NVME_SC_OPERATION_DENIED: - return EPERM; - } - - return EIO; -} - -static inline __u8 nvme_cmd_specific_status_to_errno(__u16 status) -{ - switch (status) { - case NVME_SC_CQ_INVALID: - case NVME_SC_QID_INVALID: - case NVME_SC_QUEUE_SIZE: - case NVME_SC_FIRMWARE_SLOT: - case NVME_SC_FIRMWARE_IMAGE: - case NVME_SC_INVALID_VECTOR: - case NVME_SC_INVALID_LOG_PAGE: - case NVME_SC_INVALID_FORMAT: - case NVME_SC_INVALID_QUEUE: - case NVME_SC_NS_INSUFFICIENT_CAP: - case NVME_SC_NS_ID_UNAVAILABLE: - case NVME_SC_CTRL_LIST_INVALID: - case NVME_SC_BAD_ATTRIBUTES: - case NVME_SC_INVALID_PI: - case NVME_SC_INVALID_CTRL_ID: - case NVME_SC_INVALID_SECONDARY_CTRL_STATE: - case NVME_SC_INVALID_NUM_CTRL_RESOURCE: - case NVME_SC_INVALID_RESOURCE_ID: - case NVME_SC_ANA_INVALID_GROUP_ID: - return EINVAL; - case NVME_SC_ABORT_LIMIT: - case NVME_SC_ASYNC_LIMIT: - return EDQUOT; - case NVME_SC_FW_NEEDS_CONV_RESET: - case NVME_SC_FW_NEEDS_SUBSYS_RESET: - case NVME_SC_FW_NEEDS_MAX_TIME: - return ERESTART; - case NVME_SC_FEATURE_NOT_SAVEABLE: - case NVME_SC_FEATURE_NOT_CHANGEABLE: - case NVME_SC_FEATURE_NOT_PER_NS: - case NVME_SC_FW_ACTIVATE_PROHIBITED: - case NVME_SC_NS_IS_PRIVATE: - case NVME_SC_BP_WRITE_PROHIBITED: - case NVME_SC_READ_ONLY: - case NVME_SC_PMR_SAN_PROHIBITED: - return EPERM; - case NVME_SC_OVERLAPPING_RANGE: - case NVME_SC_NS_NOT_ATTACHED: - return ENOSPC; - case NVME_SC_NS_ALREADY_ATTACHED: - return EALREADY; - case NVME_SC_THIN_PROV_NOT_SUPP: - return EOPNOTSUPP; - case NVME_SC_DEVICE_SELF_TEST_IN_PROGRESS: - return EINPROGRESS; - } - - return EIO; -} - -static inline __u8 nvme_fabrics_status_to_errno(__u16 status) -{ - switch (status) { - case NVME_SC_CONNECT_FORMAT: - case NVME_SC_CONNECT_INVALID_PARAM: - return EINVAL; - case NVME_SC_CONNECT_CTRL_BUSY: - return EBUSY; - case NVME_SC_CONNECT_RESTART_DISC: - return ERESTART; - case NVME_SC_CONNECT_INVALID_HOST: - return ECONNREFUSED; - case NVME_SC_DISCOVERY_RESTART: - return EAGAIN; - case NVME_SC_AUTH_REQUIRED: - return EPERM; - } - - return EIO; -} - -static inline __u8 nvme_path_status_to_errno(__u16 status) -{ - switch (status) { - case NVME_SC_INTERNAL_PATH_ERROR: - case NVME_SC_ANA_PERSISTENT_LOSS: - case NVME_SC_ANA_INACCESSIBLE: - case NVME_SC_ANA_TRANSITION: - case NVME_SC_CTRL_PATHING_ERROR: - case NVME_SC_HOST_PATHING_ERROR: - case NVME_SC_HOST_CMD_ABORT: - return EACCES; - } - - return EIO; -} - -/* - * nvme_status_to_errno - It converts given status to errno mapped - * @status: >= 0 for nvme status field in completion queue entry, - * < 0 for linux internal errors - * @fabrics: true if given status is for fabrics - * - * Notes: This function will convert a given status to an errno mapped - */ -__u8 nvme_status_to_errno(int status, bool fabrics) -{ - __u8 sct; - - if (!status) - return 0; - - if (status < 0) { - if (errno) - return errno; - return status; - } - - /* - * The actual status code is enough with masking 0xff, but we need to - * cover status code type which is 3bits with 0x7ff. - */ - status &= 0x7ff; - - sct = nvme_status_type(status); - switch (sct) { - case NVME_SCT_GENERIC: - return nvme_generic_status_to_errno(status); - case NVME_SCT_CMD_SPECIFIC: - if (!fabrics) { - return nvme_cmd_specific_status_to_errno(status); - } - return nvme_fabrics_status_to_errno(status); - case NVME_SCT_PATH: - return nvme_path_status_to_errno(status); - } - - /* - * Media, integrity related status, and the others will be mapped to - * EIO. - */ - return EIO; -} |