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linux/drivers/nvme/host/constants.c
Christoph Hellwig 354201c53e nvme: add support for TP4084 - Time-to-Ready Enhancements 
Add support for using longer timeouts during controller initialization
and letting the controller come up with namespaces that are not ready
for I/O yet.  We skip these not ready namespaces during scanning and
only bring them online once anoter scan is kicked off by the AEN that
is set when the NRDY bit gets set in the  I/O Command Set Independent
Identify Namespace Data Structure.   This asynchronous probing avoids
blocking the kernel boot when controllers take a very long time to
recover after unclean shutdowns (up to minutes).

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
2022-05-18 18:54:17 +02:00

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// SPDX-License-Identifier: GPL-2.0
/*
* NVM Express device driver verbose errors
* Copyright (c) 2022, Oracle and/or its affiliates
*/
#include "nvme.h"
#ifdef CONFIG_NVME_VERBOSE_ERRORS
static const char * const nvme_ops[] = {
[nvme_cmd_flush] = "Flush",
[nvme_cmd_write] = "Write",
[nvme_cmd_read] = "Read",
[nvme_cmd_write_uncor] = "Write Uncorrectable",
[nvme_cmd_compare] = "Compare",
[nvme_cmd_write_zeroes] = "Write Zeros",
[nvme_cmd_dsm] = "Dataset Management",
[nvme_cmd_verify] = "Verify",
[nvme_cmd_resv_register] = "Reservation Register",
[nvme_cmd_resv_report] = "Reservation Report",
[nvme_cmd_resv_acquire] = "Reservation Acquire",
[nvme_cmd_resv_release] = "Reservation Release",
[nvme_cmd_zone_mgmt_send] = "Zone Management Send",
[nvme_cmd_zone_mgmt_recv] = "Zone Management Receive",
[nvme_cmd_zone_append] = "Zone Management Append",
};
static const char * const nvme_admin_ops[] = {
[nvme_admin_delete_sq] = "Delete SQ",
[nvme_admin_create_sq] = "Create SQ",
[nvme_admin_get_log_page] = "Get Log Page",
[nvme_admin_delete_cq] = "Delete CQ",
[nvme_admin_create_cq] = "Create CQ",
[nvme_admin_identify] = "Identify",
[nvme_admin_abort_cmd] = "Abort Command",
[nvme_admin_set_features] = "Set Features",
[nvme_admin_get_features] = "Get Features",
[nvme_admin_async_event] = "Async Event",
[nvme_admin_ns_mgmt] = "Namespace Management",
[nvme_admin_activate_fw] = "Activate Firmware",
[nvme_admin_download_fw] = "Download Firmware",
[nvme_admin_dev_self_test] = "Device Self Test",
[nvme_admin_ns_attach] = "Namespace Attach",
[nvme_admin_keep_alive] = "Keep Alive",
[nvme_admin_directive_send] = "Directive Send",
[nvme_admin_directive_recv] = "Directive Receive",
[nvme_admin_virtual_mgmt] = "Virtual Management",
[nvme_admin_nvme_mi_send] = "NVMe Send MI",
[nvme_admin_nvme_mi_recv] = "NVMe Receive MI",
[nvme_admin_dbbuf] = "Doorbell Buffer Config",
[nvme_admin_format_nvm] = "Format NVM",
[nvme_admin_security_send] = "Security Send",
[nvme_admin_security_recv] = "Security Receive",
[nvme_admin_sanitize_nvm] = "Sanitize NVM",
[nvme_admin_get_lba_status] = "Get LBA Status",
};
static const char * const nvme_statuses[] = {
[NVME_SC_SUCCESS] = "Success",
[NVME_SC_INVALID_OPCODE] = "Invalid Command Opcode",
[NVME_SC_INVALID_FIELD] = "Invalid Field in Command",
[NVME_SC_CMDID_CONFLICT] = "Command ID Conflict",
[NVME_SC_DATA_XFER_ERROR] = "Data Transfer Error",
[NVME_SC_POWER_LOSS] = "Commands Aborted due to Power Loss Notification",
[NVME_SC_INTERNAL] = "Internal Error",
[NVME_SC_ABORT_REQ] = "Command Abort Requested",
[NVME_SC_ABORT_QUEUE] = "Command Aborted due to SQ Deletion",
[NVME_SC_FUSED_FAIL] = "Command Aborted due to Failed Fused Command",
[NVME_SC_FUSED_MISSING] = "Command Aborted due to Missing Fused Command",
[NVME_SC_INVALID_NS] = "Invalid Namespace or Format",
[NVME_SC_CMD_SEQ_ERROR] = "Command Sequence Error",
[NVME_SC_SGL_INVALID_LAST] = "Invalid SGL Segment Descriptor",
[NVME_SC_SGL_INVALID_COUNT] = "Invalid Number of SGL Descriptors",
[NVME_SC_SGL_INVALID_DATA] = "Data SGL Length Invalid",
[NVME_SC_SGL_INVALID_METADATA] = "Metadata SGL Length Invalid",
[NVME_SC_SGL_INVALID_TYPE] = "SGL Descriptor Type Invalid",
[NVME_SC_CMB_INVALID_USE] = "Invalid Use of Controller Memory Buffer",
[NVME_SC_PRP_INVALID_OFFSET] = "PRP Offset Invalid",
[NVME_SC_ATOMIC_WU_EXCEEDED] = "Atomic Write Unit Exceeded",
[NVME_SC_OP_DENIED] = "Operation Denied",
[NVME_SC_SGL_INVALID_OFFSET] = "SGL Offset Invalid",
[NVME_SC_RESERVED] = "Reserved",
[NVME_SC_HOST_ID_INCONSIST] = "Host Identifier Inconsistent Format",
[NVME_SC_KA_TIMEOUT_EXPIRED] = "Keep Alive Timeout Expired",
[NVME_SC_KA_TIMEOUT_INVALID] = "Keep Alive Timeout Invalid",
[NVME_SC_ABORTED_PREEMPT_ABORT] = "Command Aborted due to Preempt and Abort",
[NVME_SC_SANITIZE_FAILED] = "Sanitize Failed",
[NVME_SC_SANITIZE_IN_PROGRESS] = "Sanitize In Progress",
[NVME_SC_SGL_INVALID_GRANULARITY] = "SGL Data Block Granularity Invalid",
[NVME_SC_CMD_NOT_SUP_CMB_QUEUE] = "Command Not Supported for Queue in CMB",
[NVME_SC_NS_WRITE_PROTECTED] = "Namespace is Write Protected",
[NVME_SC_CMD_INTERRUPTED] = "Command Interrupted",
[NVME_SC_TRANSIENT_TR_ERR] = "Transient Transport Error",
[NVME_SC_ADMIN_COMMAND_MEDIA_NOT_READY] = "Admin Command Media Not Ready",
[NVME_SC_INVALID_IO_CMD_SET] = "Invalid IO Command Set",
[NVME_SC_LBA_RANGE] = "LBA Out of Range",
[NVME_SC_CAP_EXCEEDED] = "Capacity Exceeded",
[NVME_SC_NS_NOT_READY] = "Namespace Not Ready",
[NVME_SC_RESERVATION_CONFLICT] = "Reservation Conflict",
[NVME_SC_FORMAT_IN_PROGRESS] = "Format In Progress",
[NVME_SC_CQ_INVALID] = "Completion Queue Invalid",
[NVME_SC_QID_INVALID] = "Invalid Queue Identifier",
[NVME_SC_QUEUE_SIZE] = "Invalid Queue Size",
[NVME_SC_ABORT_LIMIT] = "Abort Command Limit Exceeded",
[NVME_SC_ABORT_MISSING] = "Reserved", /* XXX */
[NVME_SC_ASYNC_LIMIT] = "Asynchronous Event Request Limit Exceeded",
[NVME_SC_FIRMWARE_SLOT] = "Invalid Firmware Slot",
[NVME_SC_FIRMWARE_IMAGE] = "Invalid Firmware Image",
[NVME_SC_INVALID_VECTOR] = "Invalid Interrupt Vector",
[NVME_SC_INVALID_LOG_PAGE] = "Invalid Log Page",
[NVME_SC_INVALID_FORMAT] = "Invalid Format",
[NVME_SC_FW_NEEDS_CONV_RESET] = "Firmware Activation Requires Conventional Reset",
[NVME_SC_INVALID_QUEUE] = "Invalid Queue Deletion",
[NVME_SC_FEATURE_NOT_SAVEABLE] = "Feature Identifier Not Saveable",
[NVME_SC_FEATURE_NOT_CHANGEABLE] = "Feature Not Changeable",
[NVME_SC_FEATURE_NOT_PER_NS] = "Feature Not Namespace Specific",
[NVME_SC_FW_NEEDS_SUBSYS_RESET] = "Firmware Activation Requires NVM Subsystem Reset",
[NVME_SC_FW_NEEDS_RESET] = "Firmware Activation Requires Reset",
[NVME_SC_FW_NEEDS_MAX_TIME] = "Firmware Activation Requires Maximum Time Violation",
[NVME_SC_FW_ACTIVATE_PROHIBITED] = "Firmware Activation Prohibited",
[NVME_SC_OVERLAPPING_RANGE] = "Overlapping Range",
[NVME_SC_NS_INSUFFICIENT_CAP] = "Namespace Insufficient Capacity",
[NVME_SC_NS_ID_UNAVAILABLE] = "Namespace Identifier Unavailable",
[NVME_SC_NS_ALREADY_ATTACHED] = "Namespace Already Attached",
[NVME_SC_NS_IS_PRIVATE] = "Namespace Is Private",
[NVME_SC_NS_NOT_ATTACHED] = "Namespace Not Attached",
[NVME_SC_THIN_PROV_NOT_SUPP] = "Thin Provisioning Not Supported",
[NVME_SC_CTRL_LIST_INVALID] = "Controller List Invalid",
[NVME_SC_SELT_TEST_IN_PROGRESS] = "Device Self-test In Progress",
[NVME_SC_BP_WRITE_PROHIBITED] = "Boot Partition Write Prohibited",
[NVME_SC_CTRL_ID_INVALID] = "Invalid Controller Identifier",
[NVME_SC_SEC_CTRL_STATE_INVALID] = "Invalid Secondary Controller State",
[NVME_SC_CTRL_RES_NUM_INVALID] = "Invalid Number of Controller Resources",
[NVME_SC_RES_ID_INVALID] = "Invalid Resource Identifier",
[NVME_SC_PMR_SAN_PROHIBITED] = "Sanitize Prohibited",
[NVME_SC_ANA_GROUP_ID_INVALID] = "ANA Group Identifier Invalid",
[NVME_SC_ANA_ATTACH_FAILED] = "ANA Attach Failed",
[NVME_SC_BAD_ATTRIBUTES] = "Conflicting Attributes",
[NVME_SC_INVALID_PI] = "Invalid Protection Information",
[NVME_SC_READ_ONLY] = "Attempted Write to Read Only Range",
[NVME_SC_ONCS_NOT_SUPPORTED] = "ONCS Not Supported",
[NVME_SC_ZONE_BOUNDARY_ERROR] = "Zoned Boundary Error",
[NVME_SC_ZONE_FULL] = "Zone Is Full",
[NVME_SC_ZONE_READ_ONLY] = "Zone Is Read Only",
[NVME_SC_ZONE_OFFLINE] = "Zone Is Offline",
[NVME_SC_ZONE_INVALID_WRITE] = "Zone Invalid Write",
[NVME_SC_ZONE_TOO_MANY_ACTIVE] = "Too Many Active Zones",
[NVME_SC_ZONE_TOO_MANY_OPEN] = "Too Many Open Zones",
[NVME_SC_ZONE_INVALID_TRANSITION] = "Invalid Zone State Transition",
[NVME_SC_WRITE_FAULT] = "Write Fault",
[NVME_SC_READ_ERROR] = "Unrecovered Read Error",
[NVME_SC_GUARD_CHECK] = "End-to-end Guard Check Error",
[NVME_SC_APPTAG_CHECK] = "End-to-end Application Tag Check Error",
[NVME_SC_REFTAG_CHECK] = "End-to-end Reference Tag Check Error",
[NVME_SC_COMPARE_FAILED] = "Compare Failure",
[NVME_SC_ACCESS_DENIED] = "Access Denied",
[NVME_SC_UNWRITTEN_BLOCK] = "Deallocated or Unwritten Logical Block",
[NVME_SC_INTERNAL_PATH_ERROR] = "Internal Pathing Error",
[NVME_SC_ANA_PERSISTENT_LOSS] = "Asymmetric Access Persistent Loss",
[NVME_SC_ANA_INACCESSIBLE] = "Asymmetric Access Inaccessible",
[NVME_SC_ANA_TRANSITION] = "Asymmetric Access Transition",
[NVME_SC_CTRL_PATH_ERROR] = "Controller Pathing Error",
[NVME_SC_HOST_PATH_ERROR] = "Host Pathing Error",
[NVME_SC_HOST_ABORTED_CMD] = "Host Aborted Command",
};
const unsigned char *nvme_get_error_status_str(u16 status)
{
status &= 0x7ff;
if (status < ARRAY_SIZE(nvme_statuses) && nvme_statuses[status])
return nvme_statuses[status & 0x7ff];
return "Unknown";
}
const unsigned char *nvme_get_opcode_str(u8 opcode)
{
if (opcode < ARRAY_SIZE(nvme_ops) && nvme_ops[opcode])
return nvme_ops[opcode];
return "Unknown";
}
const unsigned char *nvme_get_admin_opcode_str(u8 opcode)
{
if (opcode < ARRAY_SIZE(nvme_admin_ops) && nvme_admin_ops[opcode])
return nvme_admin_ops[opcode];
return "Unknown";
}
#endif /* CONFIG_NVME_VERBOSE_ERRORS */
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