| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Andrew Vasquez | 6665 | 16.37% | 138 | 21.40% |
| Quinn Tran | 6458 | 15.86% | 115 | 17.83% |
| Giridhar Malavali | 5304 | 13.03% | 28 | 4.34% |
| Joe Carnuccio | 3475 | 8.53% | 24 | 3.72% |
| Anirban Chakraborty | 2553 | 6.27% | 14 | 2.17% |
| Saurav Kashyap | 2069 | 5.08% | 27 | 4.19% |
| Santosh Vernekar | 1993 | 4.89% | 1 | 0.16% |
| Bart Van Assche | 1838 | 4.51% | 42 | 6.51% |
| James Bottomley | 1739 | 4.27% | 8 | 1.24% |
| Chad Dupuis | 1363 | 3.35% | 32 | 4.96% |
| Michael Hernandez | 1226 | 3.01% | 9 | 1.40% |
| Seokmann Ju | 788 | 1.94% | 8 | 1.24% |
| Himanshu Madhani | 693 | 1.70% | 18 | 2.79% |
| Arun Easi | 654 | 1.61% | 23 | 3.57% |
| Atul Deshmukh | 519 | 1.27% | 2 | 0.31% |
| Hannes Reinecke | 401 | 0.98% | 7 | 1.09% |
| Lalit Chandivade | 326 | 0.80% | 4 | 0.62% |
| Manish Rangankar | 292 | 0.72% | 3 | 0.47% |
| Sawan Chandak | 260 | 0.64% | 8 | 1.24% |
| Madhuranath Iyengar | 230 | 0.56% | 6 | 0.93% |
| Duane Grigsby | 187 | 0.46% | 5 | 0.78% |
| Nicholas Bellinger | 178 | 0.44% | 1 | 0.16% |
| Shyam Sundar | 162 | 0.40% | 3 | 0.47% |
| Bill Kuzeja | 128 | 0.31% | 6 | 0.93% |
| Armen Baloyan | 119 | 0.29% | 6 | 0.93% |
| Harihara Kadayam | 106 | 0.26% | 1 | 0.16% |
| Joe Lawrence | 80 | 0.20% | 5 | 0.78% |
| Martin K. Petersen | 57 | 0.14% | 1 | 0.16% |
| Nilesh Javali | 57 | 0.14% | 3 | 0.47% |
| Martin Hicks | 57 | 0.14% | 1 | 0.16% |
| Martin Wilck | 55 | 0.14% | 4 | 0.62% |
| Shreyas Deodhar | 49 | 0.12% | 2 | 0.31% |
| Harish Zunjarrao | 48 | 0.12% | 1 | 0.16% |
| Kees Cook | 38 | 0.09% | 2 | 0.31% |
| Ahmed S. Darwish | 30 | 0.07% | 1 | 0.16% |
| Benjamin Herrenschmidt | 30 | 0.07% | 1 | 0.16% |
| Christoph Hellwig | 27 | 0.07% | 6 | 0.93% |
| James Smart | 25 | 0.06% | 2 | 0.31% |
| Mauricio Faria de Oliveira | 25 | 0.06% | 4 | 0.62% |
| Alexei Potashnik | 25 | 0.06% | 4 | 0.62% |
| Michael Reed | 23 | 0.06% | 2 | 0.31% |
| Swapnil Nagle | 21 | 0.05% | 1 | 0.16% |
| Allen Pais | 20 | 0.05% | 1 | 0.16% |
| Sarang Radke | 18 | 0.04% | 2 | 0.31% |
| Darren Trapp | 18 | 0.04% | 1 | 0.16% |
| Bikash Hazarika | 17 | 0.04% | 2 | 0.31% |
| Daniel Wagner | 16 | 0.04% | 1 | 0.16% |
| Yang Hongyang | 16 | 0.04% | 2 | 0.31% |
| Jens Axboe | 16 | 0.04% | 1 | 0.16% |
| gurinder.shergill@hp.com | 13 | 0.03% | 1 | 0.16% |
| Ilpo Järvinen | 13 | 0.03% | 1 | 0.16% |
| Dan Carpenter | 13 | 0.03% | 4 | 0.62% |
| Adrian Bunk | 12 | 0.03% | 2 | 0.31% |
| Nicholas Piggin | 12 | 0.03% | 1 | 0.16% |
| Michael Christie | 12 | 0.03% | 2 | 0.31% |
| Bruno Prémont | 11 | 0.03% | 1 | 0.16% |
| Himanshu Madani | 10 | 0.02% | 1 | 0.16% |
| Li Zetao | 9 | 0.02% | 1 | 0.16% |
| Hiral Patel | 8 | 0.02% | 2 | 0.31% |
| Johannes Thumshirn | 8 | 0.02% | 1 | 0.16% |
| Daniel Walker | 8 | 0.02% | 1 | 0.16% |
| Suraj Upadhyay | 8 | 0.02% | 1 | 0.16% |
| Björn Helgaas | 7 | 0.02% | 1 | 0.16% |
| Steven J. Magnani | 6 | 0.01% | 1 | 0.16% |
| Douglas Miller | 6 | 0.01% | 1 | 0.16% |
| Masanari Iida | 6 | 0.01% | 4 | 0.62% |
| David S. Miller | 5 | 0.01% | 1 | 0.16% |
| Arnd Bergmann | 5 | 0.01% | 1 | 0.16% |
| Bernhard Walle | 5 | 0.01% | 1 | 0.16% |
| Dave Jones | 4 | 0.01% | 2 | 0.31% |
| Marcus Barrow | 4 | 0.01% | 1 | 0.16% |
| Joe Perches | 3 | 0.01% | 1 | 0.16% |
| Ravi Anand | 3 | 0.01% | 1 | 0.16% |
| Ming Lei | 3 | 0.01% | 1 | 0.16% |
| Ye Bin | 2 | 0.00% | 1 | 0.16% |
| Christoph Lameter | 2 | 0.00% | 1 | 0.16% |
| Matthias Kaehlcke | 2 | 0.00% | 1 | 0.16% |
| Zheyu Ma | 2 | 0.00% | 1 | 0.16% |
| Jesper Juhl | 2 | 0.00% | 1 | 0.16% |
| Thomas Gleixner | 2 | 0.00% | 1 | 0.16% |
| Linus Torvalds (pre-git) | 2 | 0.00% | 1 | 0.16% |
| Maximilian Attems | 2 | 0.00% | 1 | 0.16% |
| Stephen Hemminger | 1 | 0.00% | 1 | 0.16% |
| Meelis Roos | 1 | 0.00% | 1 | 0.16% |
| Wang Qing | 1 | 0.00% | 1 | 0.16% |
| Tejun Heo | 1 | 0.00% | 1 | 0.16% |
| Colin Ian King | 1 | 0.00% | 1 | 0.16% |
| Wagner Ferenc | 1 | 0.00% | 1 | 0.16% |
| Dongli Zhang | 1 | 0.00% | 1 | 0.16% |
| Al Viro | 1 | 0.00% | 1 | 0.16% |
| Jason Yan | 1 | 0.00% | 1 | 0.16% |
| Keith Busch | 1 | 0.00% | 1 | 0.16% |
| Jeff Garzik | 1 | 0.00% | 1 | 0.16% |
| Dongsheng Yang | 1 | 0.00% | 1 | 0.16% |
| Linus Torvalds | 1 | 0.00% | 1 | 0.16% |
| Total | 40717 | 645 |
// SPDX-License-Identifier: GPL-2.0-only /* * QLogic Fibre Channel HBA Driver * Copyright (c) 2003-2014 QLogic Corporation */ #include "qla_def.h" #include <linux/bitfield.h> #include <linux/moduleparam.h> #include <linux/vmalloc.h> #include <linux/delay.h> #include <linux/kthread.h> #include <linux/mutex.h> #include <linux/kobject.h> #include <linux/slab.h> #include <linux/blk-mq-pci.h> #include <linux/refcount.h> #include <linux/crash_dump.h> #include <linux/trace_events.h> #include <linux/trace.h> #include <scsi/scsi_tcq.h> #include <scsi/scsicam.h> #include <scsi/scsi_transport.h> #include <scsi/scsi_transport_fc.h> #include "qla_target.h" /* * Driver version */ char qla2x00_version_str[40]; static int apidev_major; /* * SRB allocation cache */ struct kmem_cache *srb_cachep; static struct trace_array *qla_trc_array; int ql2xfulldump_on_mpifail; module_param(ql2xfulldump_on_mpifail, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql2xfulldump_on_mpifail, "Set this to take full dump on MPI hang."); int ql2xenforce_iocb_limit = 2; module_param(ql2xenforce_iocb_limit, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql2xenforce_iocb_limit, "Enforce IOCB throttling, to avoid FW congestion. (default: 2) " "1: track usage per queue, 2: track usage per adapter"); /* * CT6 CTX allocation cache */ static struct kmem_cache *ctx_cachep; /* * error level for logging */ uint ql_errlev = 0x8001; int ql2xsecenable; module_param(ql2xsecenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xsecenable, "Enable/disable security. 0(Default) - Security disabled. 1 - Security enabled."); static int ql2xenableclass2; module_param(ql2xenableclass2, int, S_IRUGO|S_IRUSR); MODULE_PARM_DESC(ql2xenableclass2, "Specify if Class 2 operations are supported from the very " "beginning. Default is 0 - class 2 not supported."); int ql2xlogintimeout = 20; module_param(ql2xlogintimeout, int, S_IRUGO); MODULE_PARM_DESC(ql2xlogintimeout, "Login timeout value in seconds."); int qlport_down_retry; module_param(qlport_down_retry, int, S_IRUGO); MODULE_PARM_DESC(qlport_down_retry, "Maximum number of command retries to a port that returns " "a PORT-DOWN status."); int ql2xplogiabsentdevice; module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xplogiabsentdevice, "Option to enable PLOGI to devices that are not present after " "a Fabric scan. This is needed for several broken switches. " "Default is 0 - no PLOGI. 1 - perform PLOGI."); int ql2xloginretrycount; module_param(ql2xloginretrycount, int, S_IRUGO); MODULE_PARM_DESC(ql2xloginretrycount, "Specify an alternate value for the NVRAM login retry count."); int ql2xallocfwdump = 1; module_param(ql2xallocfwdump, int, S_IRUGO); MODULE_PARM_DESC(ql2xallocfwdump, "Option to enable allocation of memory for a firmware dump " "during HBA initialization. Memory allocation requirements " "vary by ISP type. Default is 1 - allocate memory."); int ql2xextended_error_logging; module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); module_param_named(logging, ql2xextended_error_logging, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xextended_error_logging, "Option to enable extended error logging,\n" "\t\tDefault is 0 - no logging. 0x40000000 - Module Init & Probe.\n" "\t\t0x20000000 - Mailbox Cmnds. 0x10000000 - Device Discovery.\n" "\t\t0x08000000 - IO tracing. 0x04000000 - DPC Thread.\n" "\t\t0x02000000 - Async events. 0x01000000 - Timer routines.\n" "\t\t0x00800000 - User space. 0x00400000 - Task Management.\n" "\t\t0x00200000 - AER/EEH. 0x00100000 - Multi Q.\n" "\t\t0x00080000 - P3P Specific. 0x00040000 - Virtual Port.\n" "\t\t0x00020000 - Buffer Dump. 0x00010000 - Misc.\n" "\t\t0x00008000 - Verbose. 0x00004000 - Target.\n" "\t\t0x00002000 - Target Mgmt. 0x00001000 - Target TMF.\n" "\t\t0x7fffffff - For enabling all logs, can be too many logs.\n" "\t\t0x1e400000 - Preferred value for capturing essential " "debug information (equivalent to old " "ql2xextended_error_logging=1).\n" "\t\tDo LOGICAL OR of the value to enable more than one level"); int ql2xextended_error_logging_ktrace = 1; module_param(ql2xextended_error_logging_ktrace, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xextended_error_logging_ktrace, "Same BIT definition as ql2xextended_error_logging, but used to control logging to kernel trace buffer (default=1).\n"); int ql2xshiftctondsd = 6; module_param(ql2xshiftctondsd, int, S_IRUGO); MODULE_PARM_DESC(ql2xshiftctondsd, "Set to control shifting of command type processing " "based on total number of SG elements."); int ql2xfdmienable = 1; module_param(ql2xfdmienable, int, S_IRUGO|S_IWUSR); module_param_named(fdmi, ql2xfdmienable, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xfdmienable, "Enables FDMI registrations. " "0 - no FDMI registrations. " "1 - provide FDMI registrations (default)."); #define MAX_Q_DEPTH 64 static int ql2xmaxqdepth = MAX_Q_DEPTH; module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xmaxqdepth, "Maximum queue depth to set for each LUN. " "Default is 64."); int ql2xenabledif = 2; module_param(ql2xenabledif, int, S_IRUGO); MODULE_PARM_DESC(ql2xenabledif, " Enable T10-CRC-DIF:\n" " Default is 2.\n" " 0 -- No DIF Support\n" " 1 -- Enable DIF for all types\n" " 2 -- Enable DIF for all types, except Type 0.\n"); #if (IS_ENABLED(CONFIG_NVME_FC)) int ql2xnvmeenable = 1; #else int ql2xnvmeenable; #endif module_param(ql2xnvmeenable, int, 0644); MODULE_PARM_DESC(ql2xnvmeenable, "Enables NVME support. " "0 - no NVMe. Default is Y"); int ql2xenablehba_err_chk = 2; module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xenablehba_err_chk, " Enable T10-CRC-DIF Error isolation by HBA:\n" " Default is 2.\n" " 0 -- Error isolation disabled\n" " 1 -- Error isolation enabled only for DIX Type 0\n" " 2 -- Error isolation enabled for all Types\n"); int ql2xiidmaenable = 1; module_param(ql2xiidmaenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xiidmaenable, "Enables iIDMA settings " "Default is 1 - perform iIDMA. 0 - no iIDMA."); int ql2xmqsupport = 1; module_param(ql2xmqsupport, int, S_IRUGO); MODULE_PARM_DESC(ql2xmqsupport, "Enable on demand multiple queue pairs support " "Default is 1 for supported. " "Set it to 0 to turn off mq qpair support."); int ql2xfwloadbin; module_param(ql2xfwloadbin, int, S_IRUGO|S_IWUSR); module_param_named(fwload, ql2xfwloadbin, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xfwloadbin, "Option to specify location from which to load ISP firmware:.\n" " 2 -- load firmware via the request_firmware() (hotplug).\n" " interface.\n" " 1 -- load firmware from flash.\n" " 0 -- use default semantics.\n"); int ql2xetsenable; module_param(ql2xetsenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xetsenable, "Enables firmware ETS burst." "Default is 0 - skip ETS enablement."); int ql2xdbwr = 1; module_param(ql2xdbwr, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xdbwr, "Option to specify scheme for request queue posting.\n" " 0 -- Regular doorbell.\n" " 1 -- CAMRAM doorbell (faster).\n"); int ql2xgffidenable; module_param(ql2xgffidenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xgffidenable, "Enables GFF_ID checks of port type. " "Default is 0 - Do not use GFF_ID information."); int ql2xasynctmfenable = 1; module_param(ql2xasynctmfenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xasynctmfenable, "Enables issue of TM IOCBs asynchronously via IOCB mechanism" "Default is 1 - Issue TM IOCBs via mailbox mechanism."); int ql2xdontresethba; module_param(ql2xdontresethba, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xdontresethba, "Option to specify reset behaviour.\n" " 0 (Default) -- Reset on failure.\n" " 1 -- Do not reset on failure.\n"); uint64_t ql2xmaxlun = MAX_LUNS; module_param(ql2xmaxlun, ullong, S_IRUGO); MODULE_PARM_DESC(ql2xmaxlun, "Defines the maximum LU number to register with the SCSI " "midlayer. Default is 65535."); int ql2xmdcapmask = 0x1F; module_param(ql2xmdcapmask, int, S_IRUGO); MODULE_PARM_DESC(ql2xmdcapmask, "Set the Minidump driver capture mask level. " "Default is 0x1F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F."); int ql2xmdenable = 1; module_param(ql2xmdenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xmdenable, "Enable/disable MiniDump. " "0 - MiniDump disabled. " "1 (Default) - MiniDump enabled."); int ql2xexlogins; module_param(ql2xexlogins, uint, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xexlogins, "Number of extended Logins. " "0 (Default)- Disabled."); int ql2xexchoffld = 1024; module_param(ql2xexchoffld, uint, 0644); MODULE_PARM_DESC(ql2xexchoffld, "Number of target exchanges."); int ql2xiniexchg = 1024; module_param(ql2xiniexchg, uint, 0644); MODULE_PARM_DESC(ql2xiniexchg, "Number of initiator exchanges."); int ql2xfwholdabts; module_param(ql2xfwholdabts, int, S_IRUGO); MODULE_PARM_DESC(ql2xfwholdabts, "Allow FW to hold status IOCB until ABTS rsp received. " "0 (Default) Do not set fw option. " "1 - Set fw option to hold ABTS."); int ql2xmvasynctoatio = 1; module_param(ql2xmvasynctoatio, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(ql2xmvasynctoatio, "Move PUREX, ABTS RX and RIDA IOCBs to ATIOQ" "0 (Default). Do not move IOCBs" "1 - Move IOCBs."); int ql2xautodetectsfp = 1; module_param(ql2xautodetectsfp, int, 0444); MODULE_PARM_DESC(ql2xautodetectsfp, "Detect SFP range and set appropriate distance.\n" "1 (Default): Enable\n"); int ql2xenablemsix = 1; module_param(ql2xenablemsix, int, 0444); MODULE_PARM_DESC(ql2xenablemsix, "Set to enable MSI or MSI-X interrupt mechanism.\n" " Default is 1, enable MSI-X interrupt mechanism.\n" " 0 -- enable traditional pin-based mechanism.\n" " 1 -- enable MSI-X interrupt mechanism.\n" " 2 -- enable MSI interrupt mechanism.\n"); int qla2xuseresexchforels; module_param(qla2xuseresexchforels, int, 0444); MODULE_PARM_DESC(qla2xuseresexchforels, "Reserve 1/2 of emergency exchanges for ELS.\n" " 0 (default): disabled"); static int ql2xprotmask; module_param(ql2xprotmask, int, 0644); MODULE_PARM_DESC(ql2xprotmask, "Override DIF/DIX protection capabilities mask\n" "Default is 0 which sets protection mask based on " "capabilities reported by HBA firmware.\n"); static int ql2xprotguard; module_param(ql2xprotguard, int, 0644); MODULE_PARM_DESC(ql2xprotguard, "Override choice of DIX checksum\n" " 0 -- Let HBA firmware decide\n" " 1 -- Force T10 CRC\n" " 2 -- Force IP checksum\n"); int ql2xdifbundlinginternalbuffers; module_param(ql2xdifbundlinginternalbuffers, int, 0644); MODULE_PARM_DESC(ql2xdifbundlinginternalbuffers, "Force using internal buffers for DIF information\n" "0 (Default). Based on check.\n" "1 Force using internal buffers\n"); int ql2xsmartsan; module_param(ql2xsmartsan, int, 0444); module_param_named(smartsan, ql2xsmartsan, int, 0444); MODULE_PARM_DESC(ql2xsmartsan, "Send SmartSAN Management Attributes for FDMI Registration." " Default is 0 - No SmartSAN registration," " 1 - Register SmartSAN Management Attributes."); int ql2xrdpenable; module_param(ql2xrdpenable, int, 0444); module_param_named(rdpenable, ql2xrdpenable, int, 0444); MODULE_PARM_DESC(ql2xrdpenable, "Enables RDP responses. " "0 - no RDP responses (default). " "1 - provide RDP responses."); int ql2xabts_wait_nvme = 1; module_param(ql2xabts_wait_nvme, int, 0444); MODULE_PARM_DESC(ql2xabts_wait_nvme, "To wait for ABTS response on I/O timeouts for NVMe. (default: 1)"); static u32 ql2xdelay_before_pci_error_handling = 5; module_param(ql2xdelay_before_pci_error_handling, uint, 0644); MODULE_PARM_DESC(ql2xdelay_before_pci_error_handling, "Number of seconds delayed before qla begin PCI error self-handling (default: 5).\n"); static void qla2x00_clear_drv_active(struct qla_hw_data *); static void qla2x00_free_device(scsi_qla_host_t *); static void qla2xxx_map_queues(struct Scsi_Host *shost); static void qla2x00_destroy_deferred_work(struct qla_hw_data *); u32 ql2xnvme_queues = DEF_NVME_HW_QUEUES; module_param(ql2xnvme_queues, uint, S_IRUGO); MODULE_PARM_DESC(ql2xnvme_queues, "Number of NVMe Queues that can be configured.\n" "Final value will be min(ql2xnvme_queues, num_cpus,num_chip_queues)\n" "1 - Minimum number of queues supported\n" "8 - Default value"); int ql2xfc2target = 1; module_param(ql2xfc2target, int, 0444); MODULE_PARM_DESC(qla2xfc2target, "Enables FC2 Target support. " "0 - FC2 Target support is disabled. " "1 - FC2 Target support is enabled (default)."); static struct scsi_transport_template *qla2xxx_transport_template = NULL; struct scsi_transport_template *qla2xxx_transport_vport_template = NULL; /* TODO Convert to inlines * * Timer routines */ __inline__ void qla2x00_start_timer(scsi_qla_host_t *vha, unsigned long interval) { timer_setup(&vha->timer, qla2x00_timer, 0); vha->timer.expires = jiffies + interval * HZ; add_timer(&vha->timer); vha->timer_active = 1; } static inline void qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval) { /* Currently used for 82XX only. */ if (vha->device_flags & DFLG_DEV_FAILED) { ql_dbg(ql_dbg_timer, vha, 0x600d, "Device in a failed state, returning.\n"); return; } mod_timer(&vha->timer, jiffies + interval * HZ); } static __inline__ void qla2x00_stop_timer(scsi_qla_host_t *vha) { del_timer_sync(&vha->timer); vha->timer_active = 0; } static int qla2x00_do_dpc(void *data); static void qla2x00_rst_aen(scsi_qla_host_t *); static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t, struct req_que **, struct rsp_que **); static void qla2x00_free_fw_dump(struct qla_hw_data *); static void qla2x00_mem_free(struct qla_hw_data *); int qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd, struct qla_qpair *qpair); /* -------------------------------------------------------------------------- */ static void qla_init_base_qpair(struct scsi_qla_host *vha, struct req_que *req, struct rsp_que *rsp) { struct qla_hw_data *ha = vha->hw; rsp->qpair = ha->base_qpair; rsp->req = req; ha->base_qpair->hw = ha; ha->base_qpair->req = req; ha->base_qpair->rsp = rsp; ha->base_qpair->vha = vha; ha->base_qpair->qp_lock_ptr = &ha->hardware_lock; ha->base_qpair->use_shadow_reg = IS_SHADOW_REG_CAPABLE(ha) ? 1 : 0; ha->base_qpair->msix = &ha->msix_entries[QLA_MSIX_RSP_Q]; ha->base_qpair->srb_mempool = ha->srb_mempool; INIT_LIST_HEAD(&ha->base_qpair->hints_list); INIT_LIST_HEAD(&ha->base_qpair->dsd_list); ha->base_qpair->enable_class_2 = ql2xenableclass2; /* init qpair to this cpu. Will adjust at run time. */ qla_cpu_update(rsp->qpair, raw_smp_processor_id()); ha->base_qpair->pdev = ha->pdev; if (IS_QLA27XX(ha) || IS_QLA83XX(ha) || IS_QLA28XX(ha)) ha->base_qpair->reqq_start_iocbs = qla_83xx_start_iocbs; } static int qla2x00_alloc_queues(struct qla_hw_data *ha, struct req_que *req, struct rsp_que *rsp) { scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); ha->req_q_map = kcalloc(ha->max_req_queues, sizeof(struct req_que *), GFP_KERNEL); if (!ha->req_q_map) { ql_log(ql_log_fatal, vha, 0x003b, "Unable to allocate memory for request queue ptrs.\n"); goto fail_req_map; } ha->rsp_q_map = kcalloc(ha->max_rsp_queues, sizeof(struct rsp_que *), GFP_KERNEL); if (!ha->rsp_q_map) { ql_log(ql_log_fatal, vha, 0x003c, "Unable to allocate memory for response queue ptrs.\n"); goto fail_rsp_map; } ha->base_qpair = kzalloc(sizeof(struct qla_qpair), GFP_KERNEL); if (ha->base_qpair == NULL) { ql_log(ql_log_warn, vha, 0x00e0, "Failed to allocate base queue pair memory.\n"); goto fail_base_qpair; } qla_init_base_qpair(vha, req, rsp); if ((ql2xmqsupport || ql2xnvmeenable) && ha->max_qpairs) { ha->queue_pair_map = kcalloc(ha->max_qpairs, sizeof(struct qla_qpair *), GFP_KERNEL); if (!ha->queue_pair_map) { ql_log(ql_log_fatal, vha, 0x0180, "Unable to allocate memory for queue pair ptrs.\n"); goto fail_qpair_map; } if (qla_mapq_alloc_qp_cpu_map(ha) != 0) { kfree(ha->queue_pair_map); ha->queue_pair_map = NULL; goto fail_qpair_map; } } /* * Make sure we record at least the request and response queue zero in * case we need to free them if part of the probe fails. */ ha->rsp_q_map[0] = rsp; ha->req_q_map[0] = req; set_bit(0, ha->rsp_qid_map); set_bit(0, ha->req_qid_map); return 0; fail_qpair_map: kfree(ha->base_qpair); ha->base_qpair = NULL; fail_base_qpair: kfree(ha->rsp_q_map); ha->rsp_q_map = NULL; fail_rsp_map: kfree(ha->req_q_map); ha->req_q_map = NULL; fail_req_map: return -ENOMEM; } static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req) { if (IS_QLAFX00(ha)) { if (req && req->ring_fx00) dma_free_coherent(&ha->pdev->dev, (req->length_fx00 + 1) * sizeof(request_t), req->ring_fx00, req->dma_fx00); } else if (req && req->ring) dma_free_coherent(&ha->pdev->dev, (req->length + 1) * sizeof(request_t), req->ring, req->dma); if (req) kfree(req->outstanding_cmds); kfree(req); } static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp) { if (IS_QLAFX00(ha)) { if (rsp && rsp->ring_fx00) dma_free_coherent(&ha->pdev->dev, (rsp->length_fx00 + 1) * sizeof(request_t), rsp->ring_fx00, rsp->dma_fx00); } else if (rsp && rsp->ring) { dma_free_coherent(&ha->pdev->dev, (rsp->length + 1) * sizeof(response_t), rsp->ring, rsp->dma); } kfree(rsp); } static void qla2x00_free_queues(struct qla_hw_data *ha) { struct req_que *req; struct rsp_que *rsp; int cnt; unsigned long flags; if (ha->queue_pair_map) { kfree(ha->queue_pair_map); ha->queue_pair_map = NULL; } if (ha->base_qpair) { kfree(ha->base_qpair); ha->base_qpair = NULL; } qla_mapq_free_qp_cpu_map(ha); spin_lock_irqsave(&ha->hardware_lock, flags); for (cnt = 0; cnt < ha->max_req_queues; cnt++) { if (!test_bit(cnt, ha->req_qid_map)) continue; req = ha->req_q_map[cnt]; clear_bit(cnt, ha->req_qid_map); ha->req_q_map[cnt] = NULL; spin_unlock_irqrestore(&ha->hardware_lock, flags); qla2x00_free_req_que(ha, req); spin_lock_irqsave(&ha->hardware_lock, flags); } spin_unlock_irqrestore(&ha->hardware_lock, flags); kfree(ha->req_q_map); ha->req_q_map = NULL; spin_lock_irqsave(&ha->hardware_lock, flags); for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { if (!test_bit(cnt, ha->rsp_qid_map)) continue; rsp = ha->rsp_q_map[cnt]; clear_bit(cnt, ha->rsp_qid_map); ha->rsp_q_map[cnt] = NULL; spin_unlock_irqrestore(&ha->hardware_lock, flags); qla2x00_free_rsp_que(ha, rsp); spin_lock_irqsave(&ha->hardware_lock, flags); } spin_unlock_irqrestore(&ha->hardware_lock, flags); kfree(ha->rsp_q_map); ha->rsp_q_map = NULL; } static char * qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len) { struct qla_hw_data *ha = vha->hw; static const char *const pci_bus_modes[] = { "33", "66", "100", "133", }; uint16_t pci_bus; pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9; if (pci_bus) { snprintf(str, str_len, "PCI-X (%s MHz)", pci_bus_modes[pci_bus]); } else { pci_bus = (ha->pci_attr & BIT_8) >> 8; snprintf(str, str_len, "PCI (%s MHz)", pci_bus_modes[pci_bus]); } return str; } static char * qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len) { static const char *const pci_bus_modes[] = { "33", "66", "100", "133", }; struct qla_hw_data *ha = vha->hw; uint32_t pci_bus; if (pci_is_pcie(ha->pdev)) { uint32_t lstat, lspeed, lwidth; const char *speed_str; pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat); lspeed = FIELD_GET(PCI_EXP_LNKCAP_SLS, lstat); lwidth = FIELD_GET(PCI_EXP_LNKCAP_MLW, lstat); switch (lspeed) { case 1: speed_str = "2.5GT/s"; break; case 2: speed_str = "5.0GT/s"; break; case 3: speed_str = "8.0GT/s"; break; case 4: speed_str = "16.0GT/s"; break; default: speed_str = "<unknown>"; break; } snprintf(str, str_len, "PCIe (%s x%d)", speed_str, lwidth); return str; } pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8; if (pci_bus == 0 || pci_bus == 8) snprintf(str, str_len, "PCI (%s MHz)", pci_bus_modes[pci_bus >> 3]); else snprintf(str, str_len, "PCI-X Mode %d (%s MHz)", pci_bus & 4 ? 2 : 1, pci_bus_modes[pci_bus & 3]); return str; } static char * qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size) { char un_str[10]; struct qla_hw_data *ha = vha->hw; snprintf(str, size, "%d.%02d.%02d ", ha->fw_major_version, ha->fw_minor_version, ha->fw_subminor_version); if (ha->fw_attributes & BIT_9) { strcat(str, "FLX"); return (str); } switch (ha->fw_attributes & 0xFF) { case 0x7: strcat(str, "EF"); break; case 0x17: strcat(str, "TP"); break; case 0x37: strcat(str, "IP"); break; case 0x77: strcat(str, "VI"); break; default: sprintf(un_str, "(%x)", ha->fw_attributes); strcat(str, un_str); break; } if (ha->fw_attributes & 0x100) strcat(str, "X"); return (str); } static char * qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size) { struct qla_hw_data *ha = vha->hw; snprintf(str, size, "%d.%02d.%02d (%x)", ha->fw_major_version, ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes); return str; } void qla2x00_sp_free_dma(srb_t *sp) { struct qla_hw_data *ha = sp->vha->hw; struct scsi_cmnd *cmd = GET_CMD_SP(sp); if (sp->flags & SRB_DMA_VALID) { scsi_dma_unmap(cmd); sp->flags &= ~SRB_DMA_VALID; } if (sp->flags & SRB_CRC_PROT_DMA_VALID) { dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd), scsi_prot_sg_count(cmd), cmd->sc_data_direction); sp->flags &= ~SRB_CRC_PROT_DMA_VALID; } if (sp->flags & SRB_CRC_CTX_DSD_VALID) { /* List assured to be having elements */ qla2x00_clean_dsd_pool(ha, sp->u.scmd.crc_ctx); sp->flags &= ~SRB_CRC_CTX_DSD_VALID; } if (sp->flags & SRB_CRC_CTX_DMA_VALID) { struct crc_context *ctx0 = sp->u.scmd.crc_ctx; dma_pool_free(ha->dl_dma_pool, ctx0, ctx0->crc_ctx_dma); sp->flags &= ~SRB_CRC_CTX_DMA_VALID; } if (sp->flags & SRB_FCP_CMND_DMA_VALID) { struct ct6_dsd *ctx1 = &sp->u.scmd.ct6_ctx; dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd, ctx1->fcp_cmnd_dma); list_splice(&ctx1->dsd_list, &sp->qpair->dsd_list); sp->qpair->dsd_inuse -= ctx1->dsd_use_cnt; sp->qpair->dsd_avail += ctx1->dsd_use_cnt; } if (sp->flags & SRB_GOT_BUF) qla_put_buf(sp->qpair, &sp->u.scmd.buf_dsc); } void qla2x00_sp_compl(srb_t *sp, int res) { struct scsi_cmnd *cmd = GET_CMD_SP(sp); struct completion *comp = sp->comp; /* kref: INIT */ kref_put(&sp->cmd_kref, qla2x00_sp_release); cmd->result = res; sp->type = 0; scsi_done(cmd); if (comp) complete(comp); } void qla2xxx_qpair_sp_free_dma(srb_t *sp) { struct scsi_cmnd *cmd = GET_CMD_SP(sp); struct qla_hw_data *ha = sp->fcport->vha->hw; if (sp->flags & SRB_DMA_VALID) { scsi_dma_unmap(cmd); sp->flags &= ~SRB_DMA_VALID; } if (sp->flags & SRB_CRC_PROT_DMA_VALID) { dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd), scsi_prot_sg_count(cmd), cmd->sc_data_direction); sp->flags &= ~SRB_CRC_PROT_DMA_VALID; } if (sp->flags & SRB_CRC_CTX_DSD_VALID) { /* List assured to be having elements */ qla2x00_clean_dsd_pool(ha, sp->u.scmd.crc_ctx); sp->flags &= ~SRB_CRC_CTX_DSD_VALID; } if (sp->flags & SRB_DIF_BUNDL_DMA_VALID) { struct crc_context *difctx = sp->u.scmd.crc_ctx; struct dsd_dma *dif_dsd, *nxt_dsd; list_for_each_entry_safe(dif_dsd, nxt_dsd, &difctx->ldif_dma_hndl_list, list) { list_del(&dif_dsd->list); dma_pool_free(ha->dif_bundl_pool, dif_dsd->dsd_addr, dif_dsd->dsd_list_dma); kfree(dif_dsd); difctx->no_dif_bundl--; } list_for_each_entry_safe(dif_dsd, nxt_dsd, &difctx->ldif_dsd_list, list) { list_del(&dif_dsd->list); dma_pool_free(ha->dl_dma_pool, dif_dsd->dsd_addr, dif_dsd->dsd_list_dma); kfree(dif_dsd); difctx->no_ldif_dsd--; } if (difctx->no_ldif_dsd) { ql_dbg(ql_dbg_tgt+ql_dbg_verbose, sp->vha, 0xe022, "%s: difctx->no_ldif_dsd=%x\n", __func__, difctx->no_ldif_dsd); } if (difctx->no_dif_bundl) { ql_dbg(ql_dbg_tgt+ql_dbg_verbose, sp->vha, 0xe022, "%s: difctx->no_dif_bundl=%x\n", __func__, difctx->no_dif_bundl); } sp->flags &= ~SRB_DIF_BUNDL_DMA_VALID; } if (sp->flags & SRB_FCP_CMND_DMA_VALID) { struct ct6_dsd *ctx1 = &sp->u.scmd.ct6_ctx; dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd, ctx1->fcp_cmnd_dma); list_splice(&ctx1->dsd_list, &sp->qpair->dsd_list); sp->qpair->dsd_inuse -= ctx1->dsd_use_cnt; sp->qpair->dsd_avail += ctx1->dsd_use_cnt; sp->flags &= ~SRB_FCP_CMND_DMA_VALID; } if (sp->flags & SRB_CRC_CTX_DMA_VALID) { struct crc_context *ctx0 = sp->u.scmd.crc_ctx; dma_pool_free(ha->dl_dma_pool, ctx0, ctx0->crc_ctx_dma); sp->flags &= ~SRB_CRC_CTX_DMA_VALID; } if (sp->flags & SRB_GOT_BUF) qla_put_buf(sp->qpair, &sp->u.scmd.buf_dsc); } void qla2xxx_qpair_sp_compl(srb_t *sp, int res) { struct scsi_cmnd *cmd = GET_CMD_SP(sp); struct completion *comp = sp->comp; /* ref: INIT */ kref_put(&sp->cmd_kref, qla2x00_sp_release); cmd->result = res; sp->type = 0; scsi_done(cmd); if (comp) complete(comp); } static int qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) { scsi_qla_host_t *vha = shost_priv(host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); srb_t *sp; int rval; if (unlikely(test_bit(UNLOADING, &base_vha->dpc_flags)) || WARN_ON_ONCE(!rport)) { cmd->result = DID_NO_CONNECT << 16; goto qc24_fail_command; } if (ha->mqenable) { uint32_t tag; uint16_t hwq; struct qla_qpair *qpair = NULL; tag = blk_mq_unique_tag(scsi_cmd_to_rq(cmd)); hwq = blk_mq_unique_tag_to_hwq(tag); qpair = ha->queue_pair_map[hwq]; if (qpair) return qla2xxx_mqueuecommand(host, cmd, qpair); } if (ha->flags.eeh_busy) { if (ha->flags.pci_channel_io_perm_failure) { ql_dbg(ql_dbg_aer, vha, 0x9010, "PCI Channel IO permanent failure, exiting " "cmd=%p.\n", cmd); cmd->result = DID_NO_CONNECT << 16; } else { ql_dbg(ql_dbg_aer, vha, 0x9011, "EEH_Busy, Requeuing the cmd=%p.\n", cmd); cmd->result = DID_REQUEUE << 16; } goto qc24_fail_command; } rval = fc_remote_port_chkready(rport); if (rval) { cmd->result = rval; ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3003, "fc_remote_port_chkready failed for cmd=%p, rval=0x%x.\n", cmd, rval); goto qc24_fail_command; } if (!vha->flags.difdix_supported && scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) { ql_dbg(ql_dbg_io, vha, 0x3004, "DIF Cap not reg, fail DIF capable cmd's:%p.\n", cmd); cmd->result = DID_NO_CONNECT << 16; goto qc24_fail_command; } if (!fcport || fcport->deleted) { cmd->result = DID_IMM_RETRY << 16; goto qc24_fail_command; } if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) { if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || atomic_read(&base_vha->loop_state) == LOOP_DEAD) { ql_dbg(ql_dbg_io, vha, 0x3005, "Returning DNC, fcport_state=%d loop_state=%d.\n", atomic_read(&fcport->state), atomic_read(&base_vha->loop_state)); cmd->result = DID_NO_CONNECT << 16; goto qc24_fail_command; } goto qc24_target_busy; } /* * Return target busy if we've received a non-zero retry_delay_timer * in a FCP_RSP. */ if (fcport->retry_delay_timestamp == 0) { /* retry delay not set */ } else if (time_after(jiffies, fcport->retry_delay_timestamp)) fcport->retry_delay_timestamp = 0; else goto qc24_target_busy; sp = scsi_cmd_priv(cmd); /* ref: INIT */ qla2xxx_init_sp(sp, vha, vha->hw->base_qpair, fcport); sp->u.scmd.cmd = cmd; sp->type = SRB_SCSI_CMD; sp->free = qla2x00_sp_free_dma; sp->done = qla2x00_sp_compl; rval = ha->isp_ops->start_scsi(sp); if (rval != QLA_SUCCESS) { ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3013, "Start scsi failed rval=%d for cmd=%p.\n", rval, cmd); goto qc24_host_busy_free_sp; } return 0; qc24_host_busy_free_sp: /* ref: INIT */ kref_put(&sp->cmd_kref, qla2x00_sp_release); qc24_target_busy: return SCSI_MLQUEUE_TARGET_BUSY; qc24_fail_command: scsi_done(cmd); return 0; } /* For MQ supported I/O */ int qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd, struct qla_qpair *qpair) { scsi_qla_host_t *vha = shost_priv(host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device)); struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); srb_t *sp; int rval; rval = rport ? fc_remote_port_chkready(rport) : (DID_NO_CONNECT << 16); if (rval) { cmd->result = rval; ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3076, "fc_remote_port_chkready failed for cmd=%p, rval=0x%x.\n", cmd, rval); goto qc24_fail_command; } if (!qpair->online) { ql_dbg(ql_dbg_io, vha, 0x3077, "qpair not online. eeh_busy=%d.\n", ha->flags.eeh_busy); cmd->result = DID_NO_CONNECT << 16; goto qc24_fail_command; } if (!fcport || fcport->deleted) { cmd->result = DID_IMM_RETRY << 16; goto qc24_fail_command; } if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) { if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD || atomic_read(&base_vha->loop_state) == LOOP_DEAD) { ql_dbg(ql_dbg_io, vha, 0x3077, "Returning DNC, fcport_state=%d loop_state=%d.\n", atomic_read(&fcport->state), atomic_read(&base_vha->loop_state)); cmd->result = DID_NO_CONNECT << 16; goto qc24_fail_command; } goto qc24_target_busy; } /* * Return target busy if we've received a non-zero retry_delay_timer * in a FCP_RSP. */ if (fcport->retry_delay_timestamp == 0) { /* retry delay not set */ } else if (time_after(jiffies, fcport->retry_delay_timestamp)) fcport->retry_delay_timestamp = 0; else goto qc24_target_busy; sp = scsi_cmd_priv(cmd); /* ref: INIT */ qla2xxx_init_sp(sp, vha, qpair, fcport); sp->u.scmd.cmd = cmd; sp->type = SRB_SCSI_CMD; sp->free = qla2xxx_qpair_sp_free_dma; sp->done = qla2xxx_qpair_sp_compl; rval = ha->isp_ops->start_scsi_mq(sp); if (rval != QLA_SUCCESS) { ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x3078, "Start scsi failed rval=%d for cmd=%p.\n", rval, cmd); goto qc24_host_busy_free_sp; } return 0; qc24_host_busy_free_sp: /* ref: INIT */ kref_put(&sp->cmd_kref, qla2x00_sp_release); qc24_target_busy: return SCSI_MLQUEUE_TARGET_BUSY; qc24_fail_command: scsi_done(cmd); return 0; } /* * qla2x00_wait_for_hba_online * Wait till the HBA is online after going through * <= MAX_RETRIES_OF_ISP_ABORT or * finally HBA is disabled ie marked offline * * Input: * ha - pointer to host adapter structure * * Note: * Does context switching-Release SPIN_LOCK * (if any) before calling this routine. * * Return: * Success (Adapter is online) : 0 * Failed (Adapter is offline/disabled) : 1 */ int qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) { int return_status; unsigned long wait_online; struct qla_hw_data *ha = vha->hw; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ); while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || ha->dpc_active) && time_before(jiffies, wait_online)) { msleep(1000); } if (base_vha->flags.online) return_status = QLA_SUCCESS; else return_status = QLA_FUNCTION_FAILED; return (return_status); } static inline int test_fcport_count(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; unsigned long flags; int res; /* Return 0 = sleep, x=wake */ spin_lock_irqsave(&ha->tgt.sess_lock, flags); ql_dbg(ql_dbg_init, vha, 0x00ec, "tgt %p, fcport_count=%d\n", vha, vha->fcport_count); res = (vha->fcport_count == 0); if (res) { struct fc_port *fcport; list_for_each_entry(fcport, &vha->vp_fcports, list) { if (fcport->deleted != QLA_SESS_DELETED) { /* session(s) may not be fully logged in * (ie fcport_count=0), but session * deletion thread(s) may be inflight. */ res = 0; break; } } } spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); return res; } /* * qla2x00_wait_for_sess_deletion can only be called from remove_one. * it has dependency on UNLOADING flag to stop device discovery */ void qla2x00_wait_for_sess_deletion(scsi_qla_host_t *vha) { u8 i; qla2x00_mark_all_devices_lost(vha); for (i = 0; i < 10; i++) { if (wait_event_timeout(vha->fcport_waitQ, test_fcport_count(vha), HZ) > 0) break; } flush_workqueue(vha->hw->wq); } /* * qla2x00_wait_for_hba_ready * Wait till the HBA is ready before doing driver unload * * Input: * ha - pointer to host adapter structure * * Note: * Does context switching-Release SPIN_LOCK * (if any) before calling this routine. * */ static void qla2x00_wait_for_hba_ready(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); while ((qla2x00_reset_active(vha) || ha->dpc_active || ha->flags.mbox_busy) || test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags) || test_bit(FX00_TARGET_SCAN, &vha->dpc_flags)) { if (test_bit(UNLOADING, &base_vha->dpc_flags)) break; msleep(1000); } } int qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha) { int return_status; unsigned long wait_reset; struct qla_hw_data *ha = vha->hw; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) || test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) || test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) || ha->dpc_active) && time_before(jiffies, wait_reset)) { msleep(1000); if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) && ha->flags.chip_reset_done) break; } if (ha->flags.chip_reset_done) return_status = QLA_SUCCESS; else return_status = QLA_FUNCTION_FAILED; return return_status; } /************************************************************************** * qla2xxx_eh_abort * * Description: * The abort function will abort the specified command. * * Input: * cmd = Linux SCSI command packet to be aborted. * * Returns: * Either SUCCESS or FAILED. * * Note: * Only return FAILED if command not returned by firmware. **************************************************************************/ static int qla2xxx_eh_abort(struct scsi_cmnd *cmd) { scsi_qla_host_t *vha = shost_priv(cmd->device->host); DECLARE_COMPLETION_ONSTACK(comp); srb_t *sp; int ret; unsigned int id; uint64_t lun; int rval; struct qla_hw_data *ha = vha->hw; uint32_t ratov_j; struct qla_qpair *qpair; unsigned long flags; int fast_fail_status = SUCCESS; if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, vha, 0x8042, "PCI/Register disconnect, exiting.\n"); qla_pci_set_eeh_busy(vha); return FAILED; } /* Save any FAST_IO_FAIL value to return later if abort succeeds */ ret = fc_block_scsi_eh(cmd); if (ret != 0) fast_fail_status = ret; sp = scsi_cmd_priv(cmd); qpair = sp->qpair; vha->cmd_timeout_cnt++; if ((sp->fcport && sp->fcport->deleted) || !qpair) return fast_fail_status != SUCCESS ? fast_fail_status : FAILED; spin_lock_irqsave(qpair->qp_lock_ptr, flags); sp->comp = ∁ spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); id = cmd->device->id; lun = cmd->device->lun; ql_dbg(ql_dbg_taskm, vha, 0x8002, "Aborting from RISC nexus=%ld:%d:%llu sp=%p cmd=%p handle=%x\n", vha->host_no, id, lun, sp, cmd, sp->handle); /* * Abort will release the original Command/sp from FW. Let the * original command call scsi_done. In return, he will wakeup * this sleeping thread. */ rval = ha->isp_ops->abort_command(sp); ql_dbg(ql_dbg_taskm, vha, 0x8003, "Abort command mbx cmd=%p, rval=%x.\n", cmd, rval); /* Wait for the command completion. */ ratov_j = ha->r_a_tov/10 * 4 * 1000; ratov_j = msecs_to_jiffies(ratov_j); switch (rval) { case QLA_SUCCESS: if (!wait_for_completion_timeout(&comp, ratov_j)) { ql_dbg(ql_dbg_taskm, vha, 0xffff, "%s: Abort wait timer (4 * R_A_TOV[%d]) expired\n", __func__, ha->r_a_tov/10); ret = FAILED; } else { ret = fast_fail_status; } break; default: ret = FAILED; break; } sp->comp = NULL; ql_log(ql_log_info, vha, 0x801c, "Abort command issued nexus=%ld:%d:%llu -- %x.\n", vha->host_no, id, lun, ret); return ret; } #define ABORT_POLLING_PERIOD 1000 #define ABORT_WAIT_ITER ((2 * 1000) / (ABORT_POLLING_PERIOD)) /* * Returns: QLA_SUCCESS or QLA_FUNCTION_FAILED. */ static int __qla2x00_eh_wait_for_pending_commands(struct qla_qpair *qpair, unsigned int t, uint64_t l, enum nexus_wait_type type) { int cnt, match, status; unsigned long flags; scsi_qla_host_t *vha = qpair->vha; struct req_que *req = qpair->req; srb_t *sp; struct scsi_cmnd *cmd; unsigned long wait_iter = ABORT_WAIT_ITER; bool found; struct qla_hw_data *ha = vha->hw; status = QLA_SUCCESS; while (wait_iter--) { found = false; spin_lock_irqsave(qpair->qp_lock_ptr, flags); for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { sp = req->outstanding_cmds[cnt]; if (!sp) continue; if (sp->type != SRB_SCSI_CMD) continue; if (vha->vp_idx != sp->vha->vp_idx) continue; match = 0; cmd = GET_CMD_SP(sp); switch (type) { case WAIT_HOST: match = 1; break; case WAIT_TARGET: if (sp->fcport) match = sp->fcport->d_id.b24 == t; else match = 0; break; case WAIT_LUN: if (sp->fcport) match = (sp->fcport->d_id.b24 == t && cmd->device->lun == l); else match = 0; break; } if (!match) continue; spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) { ql_dbg(ql_dbg_taskm, vha, 0x8005, "Return:eh_wait.\n"); return status; } /* * SRB_SCSI_CMD is still in the outstanding_cmds array. * it means scsi_done has not called. Wait for it to * clear from outstanding_cmds. */ msleep(ABORT_POLLING_PERIOD); spin_lock_irqsave(qpair->qp_lock_ptr, flags); found = true; } spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); if (!found) break; } if (wait_iter == -1) status = QLA_FUNCTION_FAILED; return status; } int qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, uint64_t l, enum nexus_wait_type type) { struct qla_qpair *qpair; struct qla_hw_data *ha = vha->hw; int i, status = QLA_SUCCESS; status = __qla2x00_eh_wait_for_pending_commands(ha->base_qpair, t, l, type); for (i = 0; status == QLA_SUCCESS && i < ha->max_qpairs; i++) { qpair = ha->queue_pair_map[i]; if (!qpair) continue; status = __qla2x00_eh_wait_for_pending_commands(qpair, t, l, type); } return status; } static char *reset_errors[] = { "HBA not online", "HBA not ready", "Task management failed", "Waiting for command completions", }; static int qla2xxx_eh_device_reset(struct scsi_cmnd *cmd) { struct scsi_device *sdev = cmd->device; scsi_qla_host_t *vha = shost_priv(sdev->host); struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); fc_port_t *fcport = (struct fc_port *) sdev->hostdata; struct qla_hw_data *ha = vha->hw; int err; if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, vha, 0x803e, "PCI/Register disconnect, exiting.\n"); qla_pci_set_eeh_busy(vha); return FAILED; } if (!fcport) { return FAILED; } err = fc_block_rport(rport); if (err != 0) return err; if (fcport->deleted) return FAILED; ql_log(ql_log_info, vha, 0x8009, "DEVICE RESET ISSUED nexus=%ld:%d:%llu cmd=%p.\n", vha->host_no, sdev->id, sdev->lun, cmd); err = 0; if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x800a, "Wait for hba online failed for cmd=%p.\n", cmd); goto eh_reset_failed; } err = 2; if (ha->isp_ops->lun_reset(fcport, sdev->lun, 1) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x800c, "do_reset failed for cmd=%p.\n", cmd); goto eh_reset_failed; } err = 3; if (qla2x00_eh_wait_for_pending_commands(vha, fcport->d_id.b24, cmd->device->lun, WAIT_LUN) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x800d, "wait for pending cmds failed for cmd=%p.\n", cmd); goto eh_reset_failed; } ql_log(ql_log_info, vha, 0x800e, "DEVICE RESET SUCCEEDED nexus:%ld:%d:%llu cmd=%p.\n", vha->host_no, sdev->id, sdev->lun, cmd); return SUCCESS; eh_reset_failed: ql_log(ql_log_info, vha, 0x800f, "DEVICE RESET FAILED: %s nexus=%ld:%d:%llu cmd=%p.\n", reset_errors[err], vha->host_no, sdev->id, sdev->lun, cmd); vha->reset_cmd_err_cnt++; return FAILED; } static int qla2xxx_eh_target_reset(struct scsi_cmnd *cmd) { struct scsi_device *sdev = cmd->device; struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); scsi_qla_host_t *vha = shost_priv(rport_to_shost(rport)); struct qla_hw_data *ha = vha->hw; fc_port_t *fcport = *(fc_port_t **)rport->dd_data; int err; if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, vha, 0x803f, "PCI/Register disconnect, exiting.\n"); qla_pci_set_eeh_busy(vha); return FAILED; } if (!fcport) { return FAILED; } err = fc_block_rport(rport); if (err != 0) return err; if (fcport->deleted) return FAILED; ql_log(ql_log_info, vha, 0x8009, "TARGET RESET ISSUED nexus=%ld:%d cmd=%p.\n", vha->host_no, sdev->id, cmd); err = 0; if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x800a, "Wait for hba online failed for cmd=%p.\n", cmd); goto eh_reset_failed; } err = 2; if (ha->isp_ops->target_reset(fcport, 0, 0) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x800c, "target_reset failed for cmd=%p.\n", cmd); goto eh_reset_failed; } err = 3; if (qla2x00_eh_wait_for_pending_commands(vha, fcport->d_id.b24, 0, WAIT_TARGET) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x800d, "wait for pending cmds failed for cmd=%p.\n", cmd); goto eh_reset_failed; } ql_log(ql_log_info, vha, 0x800e, "TARGET RESET SUCCEEDED nexus:%ld:%d cmd=%p.\n", vha->host_no, sdev->id, cmd); return SUCCESS; eh_reset_failed: ql_log(ql_log_info, vha, 0x800f, "TARGET RESET FAILED: %s nexus=%ld:%d:%llu cmd=%p.\n", reset_errors[err], vha->host_no, cmd->device->id, cmd->device->lun, cmd); vha->reset_cmd_err_cnt++; return FAILED; } /************************************************************************** * qla2xxx_eh_bus_reset * * Description: * The bus reset function will reset the bus and abort any executing * commands. * * Input: * cmd = Linux SCSI command packet of the command that cause the * bus reset. * * Returns: * SUCCESS/FAILURE (defined as macro in scsi.h). * **************************************************************************/ static int qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) { scsi_qla_host_t *vha = shost_priv(cmd->device->host); int ret = FAILED; unsigned int id; uint64_t lun; struct qla_hw_data *ha = vha->hw; if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, vha, 0x8040, "PCI/Register disconnect, exiting.\n"); qla_pci_set_eeh_busy(vha); return FAILED; } id = cmd->device->id; lun = cmd->device->lun; if (qla2x00_chip_is_down(vha)) return ret; ql_log(ql_log_info, vha, 0x8012, "BUS RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun); if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_fatal, vha, 0x8013, "Wait for hba online failed board disabled.\n"); goto eh_bus_reset_done; } if (qla2x00_loop_reset(vha) == QLA_SUCCESS) ret = SUCCESS; if (ret == FAILED) goto eh_bus_reset_done; /* Flush outstanding commands. */ if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x8014, "Wait for pending commands failed.\n"); ret = FAILED; } eh_bus_reset_done: ql_log(ql_log_warn, vha, 0x802b, "BUS RESET %s nexus=%ld:%d:%llu.\n", (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun); return ret; } /************************************************************************** * qla2xxx_eh_host_reset * * Description: * The reset function will reset the Adapter. * * Input: * cmd = Linux SCSI command packet of the command that cause the * adapter reset. * * Returns: * Either SUCCESS or FAILED. * * Note: **************************************************************************/ static int qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) { scsi_qla_host_t *vha = shost_priv(cmd->device->host); struct qla_hw_data *ha = vha->hw; int ret = FAILED; unsigned int id; uint64_t lun; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, vha, 0x8041, "PCI/Register disconnect, exiting.\n"); qla_pci_set_eeh_busy(vha); return SUCCESS; } id = cmd->device->id; lun = cmd->device->lun; ql_log(ql_log_info, vha, 0x8018, "ADAPTER RESET ISSUED nexus=%ld:%d:%llu.\n", vha->host_no, id, lun); /* * No point in issuing another reset if one is active. Also do not * attempt a reset if we are updating flash. */ if (qla2x00_reset_active(vha) || ha->optrom_state != QLA_SWAITING) goto eh_host_reset_lock; if (vha != base_vha) { if (qla2x00_vp_abort_isp(vha)) goto eh_host_reset_lock; } else { if (IS_P3P_TYPE(vha->hw)) { if (!qla82xx_fcoe_ctx_reset(vha)) { /* Ctx reset success */ ret = SUCCESS; goto eh_host_reset_lock; } /* fall thru if ctx reset failed */ } if (ha->wq) flush_workqueue(ha->wq); set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); if (ha->isp_ops->abort_isp(base_vha)) { clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); /* failed. schedule dpc to try */ set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x802a, "wait for hba online failed.\n"); goto eh_host_reset_lock; } } clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); } /* Waiting for command to be returned to OS.*/ if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) == QLA_SUCCESS) ret = SUCCESS; eh_host_reset_lock: ql_log(ql_log_info, vha, 0x8017, "ADAPTER RESET %s nexus=%ld:%d:%llu.\n", (ret == FAILED) ? "FAILED" : "SUCCEEDED", vha->host_no, id, lun); return ret; } /* * qla2x00_loop_reset * Issue loop reset. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success */ int qla2x00_loop_reset(scsi_qla_host_t *vha) { int ret; struct qla_hw_data *ha = vha->hw; if (IS_QLAFX00(ha)) return QLA_SUCCESS; if (ha->flags.enable_lip_full_login && !IS_CNA_CAPABLE(ha)) { atomic_set(&vha->loop_state, LOOP_DOWN); atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); qla2x00_mark_all_devices_lost(vha); ret = qla2x00_full_login_lip(vha); if (ret != QLA_SUCCESS) { ql_dbg(ql_dbg_taskm, vha, 0x802d, "full_login_lip=%d.\n", ret); } } if (ha->flags.enable_lip_reset) { ret = qla2x00_lip_reset(vha); if (ret != QLA_SUCCESS) ql_dbg(ql_dbg_taskm, vha, 0x802e, "lip_reset failed (%d).\n", ret); } /* Issue marker command only when we are going to start the I/O */ vha->marker_needed = 1; return QLA_SUCCESS; } /* * The caller must ensure that no completion interrupts will happen * while this function is in progress. */ static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res, unsigned long *flags) __releases(qp->qp_lock_ptr) __acquires(qp->qp_lock_ptr) { DECLARE_COMPLETION_ONSTACK(comp); scsi_qla_host_t *vha = qp->vha; struct qla_hw_data *ha = vha->hw; struct scsi_cmnd *cmd = GET_CMD_SP(sp); int rval; bool ret_cmd; uint32_t ratov_j; lockdep_assert_held(qp->qp_lock_ptr); if (qla2x00_chip_is_down(vha)) { sp->done(sp, res); return; } if (sp->type == SRB_NVME_CMD || sp->type == SRB_NVME_LS || (sp->type == SRB_SCSI_CMD && !ha->flags.eeh_busy && !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && !qla2x00_isp_reg_stat(ha))) { if (sp->comp) { sp->done(sp, res); return; } sp->comp = ∁ spin_unlock_irqrestore(qp->qp_lock_ptr, *flags); rval = ha->isp_ops->abort_command(sp); /* Wait for command completion. */ ret_cmd = false; ratov_j = ha->r_a_tov/10 * 4 * 1000; ratov_j = msecs_to_jiffies(ratov_j); switch (rval) { case QLA_SUCCESS: if (wait_for_completion_timeout(&comp, ratov_j)) { ql_dbg(ql_dbg_taskm, vha, 0xffff, "%s: Abort wait timer (4 * R_A_TOV[%d]) expired\n", __func__, ha->r_a_tov/10); ret_cmd = true; } /* else FW return SP to driver */ break; default: ret_cmd = true; break; } spin_lock_irqsave(qp->qp_lock_ptr, *flags); switch (sp->type) { case SRB_SCSI_CMD: if (ret_cmd && blk_mq_request_started(scsi_cmd_to_rq(cmd))) sp->done(sp, res); break; default: if (ret_cmd) sp->done(sp, res); break; } } else { sp->done(sp, res); } } /* * The caller must ensure that no completion interrupts will happen * while this function is in progress. */ static void __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res) { int cnt; unsigned long flags; srb_t *sp; scsi_qla_host_t *vha = qp->vha; struct qla_hw_data *ha = vha->hw; struct req_que *req; struct qla_tgt *tgt = vha->vha_tgt.qla_tgt; struct qla_tgt_cmd *cmd; if (!ha->req_q_map) return; spin_lock_irqsave(qp->qp_lock_ptr, flags); req = qp->req; for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { sp = req->outstanding_cmds[cnt]; if (sp) { /* * perform lockless completion during driver unload */ if (qla2x00_chip_is_down(vha)) { req->outstanding_cmds[cnt] = NULL; spin_unlock_irqrestore(qp->qp_lock_ptr, flags); sp->done(sp, res); spin_lock_irqsave(qp->qp_lock_ptr, flags); continue; } switch (sp->cmd_type) { case TYPE_SRB: qla2x00_abort_srb(qp, sp, res, &flags); break; case TYPE_TGT_CMD: if (!vha->hw->tgt.tgt_ops || !tgt || qla_ini_mode_enabled(vha)) { ql_dbg(ql_dbg_tgt_mgt, vha, 0xf003, "HOST-ABORT-HNDLR: dpc_flags=%lx. Target mode disabled\n", vha->dpc_flags); continue; } cmd = (struct qla_tgt_cmd *)sp; cmd->aborted = 1; break; case TYPE_TGT_TMCMD: /* Skip task management functions. */ break; default: break; } req->outstanding_cmds[cnt] = NULL; } } spin_unlock_irqrestore(qp->qp_lock_ptr, flags); } /* * The caller must ensure that no completion interrupts will happen * while this function is in progress. */ void qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) { int que; struct qla_hw_data *ha = vha->hw; /* Continue only if initialization complete. */ if (!ha->base_qpair) return; __qla2x00_abort_all_cmds(ha->base_qpair, res); if (!ha->queue_pair_map) return; for (que = 0; que < ha->max_qpairs; que++) { if (!ha->queue_pair_map[que]) continue; __qla2x00_abort_all_cmds(ha->queue_pair_map[que], res); } } static int qla2xxx_slave_alloc(struct scsi_device *sdev) { struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); if (!rport || fc_remote_port_chkready(rport)) return -ENXIO; sdev->hostdata = *(fc_port_t **)rport->dd_data; return 0; } static int qla2xxx_slave_configure(struct scsi_device *sdev) { scsi_qla_host_t *vha = shost_priv(sdev->host); struct req_que *req = vha->req; if (IS_T10_PI_CAPABLE(vha->hw)) blk_queue_update_dma_alignment(sdev->request_queue, 0x7); scsi_change_queue_depth(sdev, req->max_q_depth); return 0; } static void qla2xxx_slave_destroy(struct scsi_device *sdev) { sdev->hostdata = NULL; } /** * qla2x00_config_dma_addressing() - Configure OS DMA addressing method. * @ha: HA context * * At exit, the @ha's flags.enable_64bit_addressing set to indicated * supported addressing method. */ static void qla2x00_config_dma_addressing(struct qla_hw_data *ha) { /* Assume a 32bit DMA mask. */ ha->flags.enable_64bit_addressing = 0; if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { /* Any upper-dword bits set? */ if (MSD(dma_get_required_mask(&ha->pdev->dev)) && !dma_set_coherent_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { /* Ok, a 64bit DMA mask is applicable. */ ha->flags.enable_64bit_addressing = 1; ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64; ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64; return; } } dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); dma_set_coherent_mask(&ha->pdev->dev, DMA_BIT_MASK(32)); } static void qla2x00_enable_intrs(struct qla_hw_data *ha) { unsigned long flags = 0; struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; spin_lock_irqsave(&ha->hardware_lock, flags); ha->interrupts_on = 1; /* enable risc and host interrupts */ wrt_reg_word(®->ictrl, ICR_EN_INT | ICR_EN_RISC); rd_reg_word(®->ictrl); spin_unlock_irqrestore(&ha->hardware_lock, flags); } static void qla2x00_disable_intrs(struct qla_hw_data *ha) { unsigned long flags = 0; struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; spin_lock_irqsave(&ha->hardware_lock, flags); ha->interrupts_on = 0; /* disable risc and host interrupts */ wrt_reg_word(®->ictrl, 0); rd_reg_word(®->ictrl); spin_unlock_irqrestore(&ha->hardware_lock, flags); } static void qla24xx_enable_intrs(struct qla_hw_data *ha) { unsigned long flags = 0; struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; spin_lock_irqsave(&ha->hardware_lock, flags); ha->interrupts_on = 1; wrt_reg_dword(®->ictrl, ICRX_EN_RISC_INT); rd_reg_dword(®->ictrl); spin_unlock_irqrestore(&ha->hardware_lock, flags); } static void qla24xx_disable_intrs(struct qla_hw_data *ha) { unsigned long flags = 0; struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; if (IS_NOPOLLING_TYPE(ha)) return; spin_lock_irqsave(&ha->hardware_lock, flags); ha->interrupts_on = 0; wrt_reg_dword(®->ictrl, 0); rd_reg_dword(®->ictrl); spin_unlock_irqrestore(&ha->hardware_lock, flags); } static int qla2x00_iospace_config(struct qla_hw_data *ha) { resource_size_t pio; uint16_t msix; if (pci_request_selected_regions(ha->pdev, ha->bars, QLA2XXX_DRIVER_NAME)) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0011, "Failed to reserve PIO/MMIO regions (%s), aborting.\n", pci_name(ha->pdev)); goto iospace_error_exit; } if (!(ha->bars & 1)) goto skip_pio; /* We only need PIO for Flash operations on ISP2312 v2 chips. */ pio = pci_resource_start(ha->pdev, 0); if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) { if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { ql_log_pci(ql_log_warn, ha->pdev, 0x0012, "Invalid pci I/O region size (%s).\n", pci_name(ha->pdev)); pio = 0; } } else { ql_log_pci(ql_log_warn, ha->pdev, 0x0013, "Region #0 no a PIO resource (%s).\n", pci_name(ha->pdev)); pio = 0; } ha->pio_address = pio; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0014, "PIO address=%llu.\n", (unsigned long long)ha->pio_address); skip_pio: /* Use MMIO operations for all accesses. */ if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0015, "Region #1 not an MMIO resource (%s), aborting.\n", pci_name(ha->pdev)); goto iospace_error_exit; } if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0016, "Invalid PCI mem region size (%s), aborting.\n", pci_name(ha->pdev)); goto iospace_error_exit; } ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN); if (!ha->iobase) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0017, "Cannot remap MMIO (%s), aborting.\n", pci_name(ha->pdev)); goto iospace_error_exit; } /* Determine queue resources */ ha->max_req_queues = ha->max_rsp_queues = 1; ha->msix_count = QLA_BASE_VECTORS; /* Check if FW supports MQ or not */ if (!(ha->fw_attributes & BIT_6)) goto mqiobase_exit; if (!ql2xmqsupport || !ql2xnvmeenable || (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))) goto mqiobase_exit; ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3), pci_resource_len(ha->pdev, 3)); if (ha->mqiobase) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0018, "MQIO Base=%p.\n", ha->mqiobase); /* Read MSIX vector size of the board */ pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix); ha->msix_count = msix + 1; /* Max queues are bounded by available msix vectors */ /* MB interrupt uses 1 vector */ ha->max_req_queues = ha->msix_count - 1; ha->max_rsp_queues = ha->max_req_queues; /* Queue pairs is the max value minus the base queue pair */ ha->max_qpairs = ha->max_rsp_queues - 1; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0188, "Max no of queues pairs: %d.\n", ha->max_qpairs); ql_log_pci(ql_log_info, ha->pdev, 0x001a, "MSI-X vector count: %d.\n", ha->msix_count); } else ql_log_pci(ql_log_info, ha->pdev, 0x001b, "BAR 3 not enabled.\n"); mqiobase_exit: ql_dbg_pci(ql_dbg_init, ha->pdev, 0x001c, "MSIX Count: %d.\n", ha->msix_count); return (0); iospace_error_exit: return (-ENOMEM); } static int qla83xx_iospace_config(struct qla_hw_data *ha) { uint16_t msix; if (pci_request_selected_regions(ha->pdev, ha->bars, QLA2XXX_DRIVER_NAME)) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0117, "Failed to reserve PIO/MMIO regions (%s), aborting.\n", pci_name(ha->pdev)); goto iospace_error_exit; } /* Use MMIO operations for all accesses. */ if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) { ql_log_pci(ql_log_warn, ha->pdev, 0x0118, "Invalid pci I/O region size (%s).\n", pci_name(ha->pdev)); goto iospace_error_exit; } if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) { ql_log_pci(ql_log_warn, ha->pdev, 0x0119, "Invalid PCI mem region size (%s), aborting\n", pci_name(ha->pdev)); goto iospace_error_exit; } ha->iobase = ioremap(pci_resource_start(ha->pdev, 0), MIN_IOBASE_LEN); if (!ha->iobase) { ql_log_pci(ql_log_fatal, ha->pdev, 0x011a, "Cannot remap MMIO (%s), aborting.\n", pci_name(ha->pdev)); goto iospace_error_exit; } /* 64bit PCI BAR - BAR2 will correspoond to region 4 */ /* 83XX 26XX always use MQ type access for queues * - mbar 2, a.k.a region 4 */ ha->max_req_queues = ha->max_rsp_queues = 1; ha->msix_count = QLA_BASE_VECTORS; ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 4), pci_resource_len(ha->pdev, 4)); if (!ha->mqiobase) { ql_log_pci(ql_log_fatal, ha->pdev, 0x011d, "BAR2/region4 not enabled\n"); goto mqiobase_exit; } ha->msixbase = ioremap(pci_resource_start(ha->pdev, 2), pci_resource_len(ha->pdev, 2)); if (ha->msixbase) { /* Read MSIX vector size of the board */ pci_read_config_word(ha->pdev, QLA_83XX_PCI_MSIX_CONTROL, &msix); ha->msix_count = (msix & PCI_MSIX_FLAGS_QSIZE) + 1; /* * By default, driver uses at least two msix vectors * (default & rspq) */ if (ql2xmqsupport || ql2xnvmeenable) { /* MB interrupt uses 1 vector */ ha->max_req_queues = ha->msix_count - 1; /* ATIOQ needs 1 vector. That's 1 less QPair */ if (QLA_TGT_MODE_ENABLED()) ha->max_req_queues--; ha->max_rsp_queues = ha->max_req_queues; /* Queue pairs is the max value minus * the base queue pair */ ha->max_qpairs = ha->max_req_queues - 1; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x00e3, "Max no of queues pairs: %d.\n", ha->max_qpairs); } ql_log_pci(ql_log_info, ha->pdev, 0x011c, "MSI-X vector count: %d.\n", ha->msix_count); } else ql_log_pci(ql_log_info, ha->pdev, 0x011e, "BAR 1 not enabled.\n"); mqiobase_exit: ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011f, "MSIX Count: %d.\n", ha->msix_count); return 0; iospace_error_exit: return -ENOMEM; } static struct isp_operations qla2100_isp_ops = { .pci_config = qla2100_pci_config, .reset_chip = qla2x00_reset_chip, .chip_diag = qla2x00_chip_diag, .config_rings = qla2x00_config_rings, .reset_adapter = qla2x00_reset_adapter, .nvram_config = qla2x00_nvram_config, .update_fw_options = qla2x00_update_fw_options, .load_risc = qla2x00_load_risc, .pci_info_str = qla2x00_pci_info_str, .fw_version_str = qla2x00_fw_version_str, .intr_handler = qla2100_intr_handler, .enable_intrs = qla2x00_enable_intrs, .disable_intrs = qla2x00_disable_intrs, .abort_command = qla2x00_abort_command, .target_reset = qla2x00_abort_target, .lun_reset = qla2x00_lun_reset, .fabric_login = qla2x00_login_fabric, .fabric_logout = qla2x00_fabric_logout, .calc_req_entries = qla2x00_calc_iocbs_32, .build_iocbs = qla2x00_build_scsi_iocbs_32, .prep_ms_iocb = qla2x00_prep_ms_iocb, .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, .read_nvram = qla2x00_read_nvram_data, .write_nvram = qla2x00_write_nvram_data, .fw_dump = qla2100_fw_dump, .beacon_on = NULL, .beacon_off = NULL, .beacon_blink = NULL, .read_optrom = qla2x00_read_optrom_data, .write_optrom = qla2x00_write_optrom_data, .get_flash_version = qla2x00_get_flash_version, .start_scsi = qla2x00_start_scsi, .start_scsi_mq = NULL, .abort_isp = qla2x00_abort_isp, .iospace_config = qla2x00_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla2300_isp_ops = { .pci_config = qla2300_pci_config, .reset_chip = qla2x00_reset_chip, .chip_diag = qla2x00_chip_diag, .config_rings = qla2x00_config_rings, .reset_adapter = qla2x00_reset_adapter, .nvram_config = qla2x00_nvram_config, .update_fw_options = qla2x00_update_fw_options, .load_risc = qla2x00_load_risc, .pci_info_str = qla2x00_pci_info_str, .fw_version_str = qla2x00_fw_version_str, .intr_handler = qla2300_intr_handler, .enable_intrs = qla2x00_enable_intrs, .disable_intrs = qla2x00_disable_intrs, .abort_command = qla2x00_abort_command, .target_reset = qla2x00_abort_target, .lun_reset = qla2x00_lun_reset, .fabric_login = qla2x00_login_fabric, .fabric_logout = qla2x00_fabric_logout, .calc_req_entries = qla2x00_calc_iocbs_32, .build_iocbs = qla2x00_build_scsi_iocbs_32, .prep_ms_iocb = qla2x00_prep_ms_iocb, .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb, .read_nvram = qla2x00_read_nvram_data, .write_nvram = qla2x00_write_nvram_data, .fw_dump = qla2300_fw_dump, .beacon_on = qla2x00_beacon_on, .beacon_off = qla2x00_beacon_off, .beacon_blink = qla2x00_beacon_blink, .read_optrom = qla2x00_read_optrom_data, .write_optrom = qla2x00_write_optrom_data, .get_flash_version = qla2x00_get_flash_version, .start_scsi = qla2x00_start_scsi, .start_scsi_mq = NULL, .abort_isp = qla2x00_abort_isp, .iospace_config = qla2x00_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla24xx_isp_ops = { .pci_config = qla24xx_pci_config, .reset_chip = qla24xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla24xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla24xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla24xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla24xx_intr_handler, .enable_intrs = qla24xx_enable_intrs, .disable_intrs = qla24xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = qla24xx_read_nvram_data, .write_nvram = qla24xx_write_nvram_data, .fw_dump = qla24xx_fw_dump, .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = qla24xx_beacon_blink, .read_optrom = qla24xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, .start_scsi = qla24xx_start_scsi, .start_scsi_mq = NULL, .abort_isp = qla2x00_abort_isp, .iospace_config = qla2x00_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla25xx_isp_ops = { .pci_config = qla25xx_pci_config, .reset_chip = qla24xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla24xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla24xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla24xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla24xx_intr_handler, .enable_intrs = qla24xx_enable_intrs, .disable_intrs = qla24xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = qla25xx_read_nvram_data, .write_nvram = qla25xx_write_nvram_data, .fw_dump = qla25xx_fw_dump, .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = qla24xx_beacon_blink, .read_optrom = qla25xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, .start_scsi = qla24xx_dif_start_scsi, .start_scsi_mq = qla2xxx_dif_start_scsi_mq, .abort_isp = qla2x00_abort_isp, .iospace_config = qla2x00_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla81xx_isp_ops = { .pci_config = qla25xx_pci_config, .reset_chip = qla24xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla24xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla81xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla81xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla24xx_intr_handler, .enable_intrs = qla24xx_enable_intrs, .disable_intrs = qla24xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = NULL, .write_nvram = NULL, .fw_dump = qla81xx_fw_dump, .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = qla83xx_beacon_blink, .read_optrom = qla25xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, .start_scsi = qla24xx_dif_start_scsi, .start_scsi_mq = qla2xxx_dif_start_scsi_mq, .abort_isp = qla2x00_abort_isp, .iospace_config = qla2x00_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla82xx_isp_ops = { .pci_config = qla82xx_pci_config, .reset_chip = qla82xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla82xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla81xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla82xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla82xx_intr_handler, .enable_intrs = qla82xx_enable_intrs, .disable_intrs = qla82xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = qla24xx_read_nvram_data, .write_nvram = qla24xx_write_nvram_data, .fw_dump = qla82xx_fw_dump, .beacon_on = qla82xx_beacon_on, .beacon_off = qla82xx_beacon_off, .beacon_blink = NULL, .read_optrom = qla82xx_read_optrom_data, .write_optrom = qla82xx_write_optrom_data, .get_flash_version = qla82xx_get_flash_version, .start_scsi = qla82xx_start_scsi, .start_scsi_mq = NULL, .abort_isp = qla82xx_abort_isp, .iospace_config = qla82xx_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla8044_isp_ops = { .pci_config = qla82xx_pci_config, .reset_chip = qla82xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla82xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla81xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla82xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla8044_intr_handler, .enable_intrs = qla82xx_enable_intrs, .disable_intrs = qla82xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = NULL, .write_nvram = NULL, .fw_dump = qla8044_fw_dump, .beacon_on = qla82xx_beacon_on, .beacon_off = qla82xx_beacon_off, .beacon_blink = NULL, .read_optrom = qla8044_read_optrom_data, .write_optrom = qla8044_write_optrom_data, .get_flash_version = qla82xx_get_flash_version, .start_scsi = qla82xx_start_scsi, .start_scsi_mq = NULL, .abort_isp = qla8044_abort_isp, .iospace_config = qla82xx_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qla83xx_isp_ops = { .pci_config = qla25xx_pci_config, .reset_chip = qla24xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla24xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla81xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla81xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla24xx_intr_handler, .enable_intrs = qla24xx_enable_intrs, .disable_intrs = qla24xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = NULL, .write_nvram = NULL, .fw_dump = qla83xx_fw_dump, .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = qla83xx_beacon_blink, .read_optrom = qla25xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, .start_scsi = qla24xx_dif_start_scsi, .start_scsi_mq = qla2xxx_dif_start_scsi_mq, .abort_isp = qla2x00_abort_isp, .iospace_config = qla83xx_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static struct isp_operations qlafx00_isp_ops = { .pci_config = qlafx00_pci_config, .reset_chip = qlafx00_soft_reset, .chip_diag = qlafx00_chip_diag, .config_rings = qlafx00_config_rings, .reset_adapter = qlafx00_soft_reset, .nvram_config = NULL, .update_fw_options = NULL, .load_risc = NULL, .pci_info_str = qlafx00_pci_info_str, .fw_version_str = qlafx00_fw_version_str, .intr_handler = qlafx00_intr_handler, .enable_intrs = qlafx00_enable_intrs, .disable_intrs = qlafx00_disable_intrs, .abort_command = qla24xx_async_abort_command, .target_reset = qlafx00_abort_target, .lun_reset = qlafx00_lun_reset, .fabric_login = NULL, .fabric_logout = NULL, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = qla24xx_read_nvram_data, .write_nvram = qla24xx_write_nvram_data, .fw_dump = NULL, .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = NULL, .read_optrom = qla24xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, .start_scsi = qlafx00_start_scsi, .start_scsi_mq = NULL, .abort_isp = qlafx00_abort_isp, .iospace_config = qlafx00_iospace_config, .initialize_adapter = qlafx00_initialize_adapter, }; static struct isp_operations qla27xx_isp_ops = { .pci_config = qla25xx_pci_config, .reset_chip = qla24xx_reset_chip, .chip_diag = qla24xx_chip_diag, .config_rings = qla24xx_config_rings, .reset_adapter = qla24xx_reset_adapter, .nvram_config = qla81xx_nvram_config, .update_fw_options = qla24xx_update_fw_options, .load_risc = qla81xx_load_risc, .pci_info_str = qla24xx_pci_info_str, .fw_version_str = qla24xx_fw_version_str, .intr_handler = qla24xx_intr_handler, .enable_intrs = qla24xx_enable_intrs, .disable_intrs = qla24xx_disable_intrs, .abort_command = qla24xx_abort_command, .target_reset = qla24xx_abort_target, .lun_reset = qla24xx_lun_reset, .fabric_login = qla24xx_login_fabric, .fabric_logout = qla24xx_fabric_logout, .calc_req_entries = NULL, .build_iocbs = NULL, .prep_ms_iocb = qla24xx_prep_ms_iocb, .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb, .read_nvram = NULL, .write_nvram = NULL, .fw_dump = qla27xx_fwdump, .mpi_fw_dump = qla27xx_mpi_fwdump, .beacon_on = qla24xx_beacon_on, .beacon_off = qla24xx_beacon_off, .beacon_blink = qla83xx_beacon_blink, .read_optrom = qla25xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, .start_scsi = qla24xx_dif_start_scsi, .start_scsi_mq = qla2xxx_dif_start_scsi_mq, .abort_isp = qla2x00_abort_isp, .iospace_config = qla83xx_iospace_config, .initialize_adapter = qla2x00_initialize_adapter, }; static inline void qla2x00_set_isp_flags(struct qla_hw_data *ha) { ha->device_type = DT_EXTENDED_IDS; switch (ha->pdev->device) { case PCI_DEVICE_ID_QLOGIC_ISP2100: ha->isp_type |= DT_ISP2100; ha->device_type &= ~DT_EXTENDED_IDS; ha->fw_srisc_address = RISC_START_ADDRESS_2100; break; case PCI_DEVICE_ID_QLOGIC_ISP2200: ha->isp_type |= DT_ISP2200; ha->device_type &= ~DT_EXTENDED_IDS; ha->fw_srisc_address = RISC_START_ADDRESS_2100; break; case PCI_DEVICE_ID_QLOGIC_ISP2300: ha->isp_type |= DT_ISP2300; ha->device_type |= DT_ZIO_SUPPORTED; ha->fw_srisc_address = RISC_START_ADDRESS_2300; break; case PCI_DEVICE_ID_QLOGIC_ISP2312: ha->isp_type |= DT_ISP2312; ha->device_type |= DT_ZIO_SUPPORTED; ha->fw_srisc_address = RISC_START_ADDRESS_2300; break; case PCI_DEVICE_ID_QLOGIC_ISP2322: ha->isp_type |= DT_ISP2322; ha->device_type |= DT_ZIO_SUPPORTED; if (ha->pdev->subsystem_vendor == 0x1028 && ha->pdev->subsystem_device == 0x0170) ha->device_type |= DT_OEM_001; ha->fw_srisc_address = RISC_START_ADDRESS_2300; break; case PCI_DEVICE_ID_QLOGIC_ISP6312: ha->isp_type |= DT_ISP6312; ha->fw_srisc_address = RISC_START_ADDRESS_2300; break; case PCI_DEVICE_ID_QLOGIC_ISP6322: ha->isp_type |= DT_ISP6322; ha->fw_srisc_address = RISC_START_ADDRESS_2300; break; case PCI_DEVICE_ID_QLOGIC_ISP2422: ha->isp_type |= DT_ISP2422; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP2432: ha->isp_type |= DT_ISP2432; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP8432: ha->isp_type |= DT_ISP8432; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP5422: ha->isp_type |= DT_ISP5422; ha->device_type |= DT_FWI2; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP5432: ha->isp_type |= DT_ISP5432; ha->device_type |= DT_FWI2; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP2532: ha->isp_type |= DT_ISP2532; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP8001: ha->isp_type |= DT_ISP8001; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP8021: ha->isp_type |= DT_ISP8021; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->fw_srisc_address = RISC_START_ADDRESS_2400; /* Initialize 82XX ISP flags */ qla82xx_init_flags(ha); break; case PCI_DEVICE_ID_QLOGIC_ISP8044: ha->isp_type |= DT_ISP8044; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->fw_srisc_address = RISC_START_ADDRESS_2400; /* Initialize 82XX ISP flags */ qla82xx_init_flags(ha); break; case PCI_DEVICE_ID_QLOGIC_ISP2031: ha->isp_type |= DT_ISP2031; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP8031: ha->isp_type |= DT_ISP8031; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISPF001: ha->isp_type |= DT_ISPFX00; break; case PCI_DEVICE_ID_QLOGIC_ISP2071: ha->isp_type |= DT_ISP2071; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP2271: ha->isp_type |= DT_ISP2271; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP2261: ha->isp_type |= DT_ISP2261; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP2081: case PCI_DEVICE_ID_QLOGIC_ISP2089: ha->isp_type |= DT_ISP2081; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; case PCI_DEVICE_ID_QLOGIC_ISP2281: case PCI_DEVICE_ID_QLOGIC_ISP2289: ha->isp_type |= DT_ISP2281; ha->device_type |= DT_ZIO_SUPPORTED; ha->device_type |= DT_FWI2; ha->device_type |= DT_IIDMA; ha->device_type |= DT_T10_PI; ha->fw_srisc_address = RISC_START_ADDRESS_2400; break; } if (IS_QLA82XX(ha)) ha->port_no = ha->portnum & 1; else { /* Get adapter physical port no from interrupt pin register. */ pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no); if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) ha->port_no--; else ha->port_no = !(ha->port_no & 1); } ql_dbg_pci(ql_dbg_init, ha->pdev, 0x000b, "device_type=0x%x port=%d fw_srisc_address=0x%x.\n", ha->device_type, ha->port_no, ha->fw_srisc_address); } static void qla2xxx_scan_start(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); if (vha->hw->flags.running_gold_fw) return; set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); set_bit(RSCN_UPDATE, &vha->dpc_flags); set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags); } static int qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time) { scsi_qla_host_t *vha = shost_priv(shost); if (test_bit(UNLOADING, &vha->dpc_flags)) return 1; if (!vha->host) return 1; if (time > vha->hw->loop_reset_delay * HZ) return 1; return atomic_read(&vha->loop_state) == LOOP_READY; } static void qla_heartbeat_work_fn(struct work_struct *work) { struct qla_hw_data *ha = container_of(work, struct qla_hw_data, heartbeat_work); struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); if (!ha->flags.mbox_busy && base_vha->flags.init_done) qla_no_op_mb(base_vha); } static void qla2x00_iocb_work_fn(struct work_struct *work) { struct scsi_qla_host *vha = container_of(work, struct scsi_qla_host, iocb_work); struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); int i = 2; unsigned long flags; if (test_bit(UNLOADING, &base_vha->dpc_flags)) return; while (!list_empty(&vha->work_list) && i > 0) { qla2x00_do_work(vha); i--; } spin_lock_irqsave(&vha->work_lock, flags); clear_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags); spin_unlock_irqrestore(&vha->work_lock, flags); } static void qla_trace_init(void) { qla_trc_array = trace_array_get_by_name("qla2xxx"); if (!qla_trc_array) { ql_log(ql_log_fatal, NULL, 0x0001, "Unable to create qla2xxx trace instance, instance logging will be disabled.\n"); return; } QLA_TRACE_ENABLE(qla_trc_array); } static void qla_trace_uninit(void) { if (!qla_trc_array) return; trace_array_put(qla_trc_array); } /* * PCI driver interface */ static int qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) { int ret = -ENODEV; struct Scsi_Host *host; scsi_qla_host_t *base_vha = NULL; struct qla_hw_data *ha; char pci_info[30]; char fw_str[30], wq_name[30]; struct scsi_host_template *sht; int bars, mem_only = 0; uint16_t req_length = 0, rsp_length = 0; struct req_que *req = NULL; struct rsp_que *rsp = NULL; int i; bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO); sht = &qla2xxx_driver_template; if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2031 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8031 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISPF001 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8044 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2071 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2271 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2261 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2081 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2281 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2089 || pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2289) { bars = pci_select_bars(pdev, IORESOURCE_MEM); mem_only = 1; ql_dbg_pci(ql_dbg_init, pdev, 0x0007, "Mem only adapter.\n"); } ql_dbg_pci(ql_dbg_init, pdev, 0x0008, "Bars=%d.\n", bars); if (mem_only) { if (pci_enable_device_mem(pdev)) return ret; } else { if (pci_enable_device(pdev)) return ret; } if (is_kdump_kernel()) { ql2xmqsupport = 0; ql2xallocfwdump = 0; } ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL); if (!ha) { ql_log_pci(ql_log_fatal, pdev, 0x0009, "Unable to allocate memory for ha.\n"); goto disable_device; } ql_dbg_pci(ql_dbg_init, pdev, 0x000a, "Memory allocated for ha=%p.\n", ha); ha->pdev = pdev; INIT_LIST_HEAD(&ha->tgt.q_full_list); spin_lock_init(&ha->tgt.q_full_lock); spin_lock_init(&ha->tgt.sess_lock); spin_lock_init(&ha->tgt.atio_lock); spin_lock_init(&ha->sadb_lock); INIT_LIST_HEAD(&ha->sadb_tx_index_list); INIT_LIST_HEAD(&ha->sadb_rx_index_list); spin_lock_init(&ha->sadb_fp_lock); if (qla_edif_sadb_build_free_pool(ha)) { kfree(ha); goto disable_device; } atomic_set(&ha->nvme_active_aen_cnt, 0); /* Clear our data area */ ha->bars = bars; ha->mem_only = mem_only; spin_lock_init(&ha->hardware_lock); spin_lock_init(&ha->vport_slock); mutex_init(&ha->selflogin_lock); mutex_init(&ha->optrom_mutex); /* Set ISP-type information. */ qla2x00_set_isp_flags(ha); /* Set EEH reset type to fundamental if required by hba */ if (IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) pdev->needs_freset = 1; ha->prev_topology = 0; ha->init_cb_size = sizeof(init_cb_t); ha->link_data_rate = PORT_SPEED_UNKNOWN; ha->optrom_size = OPTROM_SIZE_2300; ha->max_exchg = FW_MAX_EXCHANGES_CNT; atomic_set(&ha->num_pend_mbx_stage1, 0); atomic_set(&ha->num_pend_mbx_stage2, 0); atomic_set(&ha->zio_threshold, DEFAULT_ZIO_THRESHOLD); ha->last_zio_threshold = DEFAULT_ZIO_THRESHOLD; INIT_LIST_HEAD(&ha->tmf_pending); INIT_LIST_HEAD(&ha->tmf_active); /* Assign ISP specific operations. */ if (IS_QLA2100(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100; ha->mbx_count = MAILBOX_REGISTER_COUNT_2100; req_length = REQUEST_ENTRY_CNT_2100; rsp_length = RESPONSE_ENTRY_CNT_2100; ha->max_loop_id = SNS_LAST_LOOP_ID_2100; ha->gid_list_info_size = 4; ha->flash_conf_off = ~0; ha->flash_data_off = ~0; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; ha->isp_ops = &qla2100_isp_ops; } else if (IS_QLA2200(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100; ha->mbx_count = MAILBOX_REGISTER_COUNT_2200; req_length = REQUEST_ENTRY_CNT_2200; rsp_length = RESPONSE_ENTRY_CNT_2100; ha->max_loop_id = SNS_LAST_LOOP_ID_2100; ha->gid_list_info_size = 4; ha->flash_conf_off = ~0; ha->flash_data_off = ~0; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; ha->isp_ops = &qla2100_isp_ops; } else if (IS_QLA23XX(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2100; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_2200; rsp_length = RESPONSE_ENTRY_CNT_2300; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->gid_list_info_size = 6; if (IS_QLA2322(ha) || IS_QLA6322(ha)) ha->optrom_size = OPTROM_SIZE_2322; ha->flash_conf_off = ~0; ha->flash_data_off = ~0; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; ha->isp_ops = &qla2300_isp_ops; } else if (IS_QLA24XX_TYPE(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_24XX; rsp_length = RESPONSE_ENTRY_CNT_2300; ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_24xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_24XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX; ha->isp_ops = &qla24xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; ha->flash_data_off = FARX_ACCESS_FLASH_DATA; ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; } else if (IS_QLA25XX(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_24XX; rsp_length = RESPONSE_ENTRY_CNT_2300; ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_24xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_25XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla25xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; ha->flash_data_off = FARX_ACCESS_FLASH_DATA; ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; } else if (IS_QLA81XX(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_24XX; rsp_length = RESPONSE_ENTRY_CNT_2300; ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_81XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla81xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; } else if (IS_QLA82XX(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_82XX; rsp_length = RESPONSE_ENTRY_CNT_82XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_82XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla82xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; ha->flash_data_off = FARX_ACCESS_FLASH_DATA; ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; } else if (IS_QLA8044(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_82XX; rsp_length = RESPONSE_ENTRY_CNT_82XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_83XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla8044_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF; ha->flash_data_off = FARX_ACCESS_FLASH_DATA; ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF; ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA; } else if (IS_QLA83XX(ha)) { ha->portnum = PCI_FUNC(ha->pdev->devfn); ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_83XX; rsp_length = RESPONSE_ENTRY_CNT_83XX; ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_83XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla83xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; } else if (IS_QLAFX00(ha)) { ha->max_fibre_devices = MAX_FIBRE_DEVICES_FX00; ha->mbx_count = MAILBOX_REGISTER_COUNT_FX00; ha->aen_mbx_count = AEN_MAILBOX_REGISTER_COUNT_FX00; req_length = REQUEST_ENTRY_CNT_FX00; rsp_length = RESPONSE_ENTRY_CNT_FX00; ha->isp_ops = &qlafx00_isp_ops; ha->port_down_retry_count = 30; /* default value */ ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL; ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL; ha->mr.fw_critemp_timer_tick = QLAFX00_CRITEMP_INTERVAL; ha->mr.fw_hbt_en = 1; ha->mr.host_info_resend = false; ha->mr.hinfo_resend_timer_tick = QLAFX00_HINFO_RESEND_INTERVAL; } else if (IS_QLA27XX(ha)) { ha->portnum = PCI_FUNC(ha->pdev->devfn); ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_83XX; rsp_length = RESPONSE_ENTRY_CNT_83XX; ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_83XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla27xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX; ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; } else if (IS_QLA28XX(ha)) { ha->portnum = PCI_FUNC(ha->pdev->devfn); ha->max_fibre_devices = MAX_FIBRE_DEVICES_2400; ha->mbx_count = MAILBOX_REGISTER_COUNT; req_length = REQUEST_ENTRY_CNT_83XX; rsp_length = RESPONSE_ENTRY_CNT_83XX; ha->tgt.atio_q_length = ATIO_ENTRY_CNT_24XX; ha->max_loop_id = SNS_LAST_LOOP_ID_2300; ha->init_cb_size = sizeof(struct mid_init_cb_81xx); ha->gid_list_info_size = 8; ha->optrom_size = OPTROM_SIZE_28XX; ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX; ha->isp_ops = &qla27xx_isp_ops; ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_28XX; ha->flash_data_off = FARX_ACCESS_FLASH_DATA_28XX; ha->nvram_conf_off = ~0; ha->nvram_data_off = ~0; } ql_dbg_pci(ql_dbg_init, pdev, 0x001e, "mbx_count=%d, req_length=%d, " "rsp_length=%d, max_loop_id=%d, init_cb_size=%d, " "gid_list_info_size=%d, optrom_size=%d, nvram_npiv_size=%d, " "max_fibre_devices=%d.\n", ha->mbx_count, req_length, rsp_length, ha->max_loop_id, ha->init_cb_size, ha->gid_list_info_size, ha->optrom_size, ha->nvram_npiv_size, ha->max_fibre_devices); ql_dbg_pci(ql_dbg_init, pdev, 0x001f, "isp_ops=%p, flash_conf_off=%d, " "flash_data_off=%d, nvram_conf_off=%d, nvram_data_off=%d.\n", ha->isp_ops, ha->flash_conf_off, ha->flash_data_off, ha->nvram_conf_off, ha->nvram_data_off); /* Configure PCI I/O space */ ret = ha->isp_ops->iospace_config(ha); if (ret) goto iospace_config_failed; ql_log_pci(ql_log_info, pdev, 0x001d, "Found an ISP%04X irq %d iobase 0x%p.\n", pdev->device, pdev->irq, ha->iobase); mutex_init(&ha->vport_lock); mutex_init(&ha->mq_lock); init_completion(&ha->mbx_cmd_comp); complete(&ha->mbx_cmd_comp); init_completion(&ha->mbx_intr_comp); init_completion(&ha->dcbx_comp); init_completion(&ha->lb_portup_comp); set_bit(0, (unsigned long *) ha->vp_idx_map); qla2x00_config_dma_addressing(ha); ql_dbg_pci(ql_dbg_init, pdev, 0x0020, "64 Bit addressing is %s.\n", ha->flags.enable_64bit_addressing ? "enable" : "disable"); ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); if (ret) { ql_log_pci(ql_log_fatal, pdev, 0x0031, "Failed to allocate memory for adapter, aborting.\n"); goto probe_hw_failed; } req->max_q_depth = MAX_Q_DEPTH; if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU) req->max_q_depth = ql2xmaxqdepth; base_vha = qla2x00_create_host(sht, ha); if (!base_vha) { ret = -ENOMEM; goto probe_hw_failed; } pci_set_drvdata(pdev, base_vha); set_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags); host = base_vha->host; base_vha->req = req; if (IS_QLA2XXX_MIDTYPE(ha)) base_vha->mgmt_svr_loop_id = qla2x00_reserve_mgmt_server_loop_id(base_vha); else base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER + base_vha->vp_idx; /* Setup fcport template structure. */ ha->mr.fcport.vha = base_vha; ha->mr.fcport.port_type = FCT_UNKNOWN; ha->mr.fcport.loop_id = FC_NO_LOOP_ID; qla2x00_set_fcport_state(&ha->mr.fcport, FCS_UNCONFIGURED); ha->mr.fcport.supported_classes = FC_COS_UNSPECIFIED; ha->mr.fcport.scan_state = 1; qla2xxx_reset_stats(host, QLA2XX_HW_ERROR | QLA2XX_SHT_LNK_DWN | QLA2XX_INT_ERR | QLA2XX_CMD_TIMEOUT | QLA2XX_RESET_CMD_ERR | QLA2XX_TGT_SHT_LNK_DOWN); /* Set the SG table size based on ISP type */ if (!IS_FWI2_CAPABLE(ha)) { if (IS_QLA2100(ha)) host->sg_tablesize = 32; } else { if (!IS_QLA82XX(ha)) host->sg_tablesize = QLA_SG_ALL; } host->max_id = ha->max_fibre_devices; host->cmd_per_lun = 3; host->unique_id = host->host_no; if (ql2xenabledif && ql2xenabledif != 2) { ql_log(ql_log_warn, base_vha, 0x302d, "Invalid value for ql2xenabledif, resetting it to default (2)\n"); ql2xenabledif = 2; } if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) host->max_cmd_len = 32; else host->max_cmd_len = MAX_CMDSZ; host->max_channel = MAX_BUSES - 1; /* Older HBAs support only 16-bit LUNs */ if (!IS_QLAFX00(ha) && !IS_FWI2_CAPABLE(ha) && ql2xmaxlun > 0xffff) host->max_lun = 0xffff; else host->max_lun = ql2xmaxlun; host->transportt = qla2xxx_transport_template; sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC); ql_dbg(ql_dbg_init, base_vha, 0x0033, "max_id=%d this_id=%d " "cmd_per_len=%d unique_id=%d max_cmd_len=%d max_channel=%d " "max_lun=%llu transportt=%p, vendor_id=%llu.\n", host->max_id, host->this_id, host->cmd_per_lun, host->unique_id, host->max_cmd_len, host->max_channel, host->max_lun, host->transportt, sht->vendor_id); INIT_WORK(&ha->heartbeat_work, qla_heartbeat_work_fn); /* Set up the irqs */ ret = qla2x00_request_irqs(ha, rsp); if (ret) goto probe_failed; /* Alloc arrays of request and response ring ptrs */ ret = qla2x00_alloc_queues(ha, req, rsp); if (ret) { ql_log(ql_log_fatal, base_vha, 0x003d, "Failed to allocate memory for queue pointers..." "aborting.\n"); ret = -ENODEV; goto probe_failed; } if (ha->mqenable) { /* number of hardware queues supported by blk/scsi-mq*/ host->nr_hw_queues = ha->max_qpairs; ql_dbg(ql_dbg_init, base_vha, 0x0192, "blk/scsi-mq enabled, HW queues = %d.\n", host->nr_hw_queues); } else { if (ql2xnvmeenable) { host->nr_hw_queues = ha->max_qpairs; ql_dbg(ql_dbg_init, base_vha, 0x0194, "FC-NVMe support is enabled, HW queues=%d\n", host->nr_hw_queues); } else { ql_dbg(ql_dbg_init, base_vha, 0x0193, "blk/scsi-mq disabled.\n"); } } qlt_probe_one_stage1(base_vha, ha); pci_save_state(pdev); /* Assign back pointers */ rsp->req = req; req->rsp = rsp; if (IS_QLAFX00(ha)) { ha->rsp_q_map[0] = rsp; ha->req_q_map[0] = req; set_bit(0, ha->req_qid_map); set_bit(0, ha->rsp_qid_map); } /* FWI2-capable only. */ req->req_q_in = &ha->iobase->isp24.req_q_in; req->req_q_out = &ha->iobase->isp24.req_q_out; rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in; rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out; if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) { req->req_q_in = &ha->mqiobase->isp25mq.req_q_in; req->req_q_out = &ha->mqiobase->isp25mq.req_q_out; rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in; rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out; } if (IS_QLAFX00(ha)) { req->req_q_in = &ha->iobase->ispfx00.req_q_in; req->req_q_out = &ha->iobase->ispfx00.req_q_out; rsp->rsp_q_in = &ha->iobase->ispfx00.rsp_q_in; rsp->rsp_q_out = &ha->iobase->ispfx00.rsp_q_out; } if (IS_P3P_TYPE(ha)) { req->req_q_out = &ha->iobase->isp82.req_q_out[0]; rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0]; rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0]; } ql_dbg(ql_dbg_multiq, base_vha, 0xc009, "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n", ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp); ql_dbg(ql_dbg_multiq, base_vha, 0xc00a, "req->req_q_in=%p req->req_q_out=%p " "rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n", req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out); ql_dbg(ql_dbg_init, base_vha, 0x003e, "rsp_q_map=%p req_q_map=%p rsp->req=%p req->rsp=%p.\n", ha->rsp_q_map, ha->req_q_map, rsp->req, req->rsp); ql_dbg(ql_dbg_init, base_vha, 0x003f, "req->req_q_in=%p req->req_q_out=%p rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n", req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out); ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0); if (unlikely(!ha->wq)) { ret = -ENOMEM; goto probe_failed; } if (ha->isp_ops->initialize_adapter(base_vha)) { ql_log(ql_log_fatal, base_vha, 0x00d6, "Failed to initialize adapter - Adapter flags %x.\n", base_vha->device_flags); if (IS_QLA82XX(ha)) { qla82xx_idc_lock(ha); qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_FAILED); qla82xx_idc_unlock(ha); ql_log(ql_log_fatal, base_vha, 0x00d7, "HW State: FAILED.\n"); } else if (IS_QLA8044(ha)) { qla8044_idc_lock(ha); qla8044_wr_direct(base_vha, QLA8044_CRB_DEV_STATE_INDEX, QLA8XXX_DEV_FAILED); qla8044_idc_unlock(ha); ql_log(ql_log_fatal, base_vha, 0x0150, "HW State: FAILED.\n"); } ret = -ENODEV; goto probe_failed; } if (IS_QLAFX00(ha)) host->can_queue = QLAFX00_MAX_CANQUEUE; else host->can_queue = req->num_outstanding_cmds - 10; ql_dbg(ql_dbg_init, base_vha, 0x0032, "can_queue=%d, req=%p, mgmt_svr_loop_id=%d, sg_tablesize=%d.\n", host->can_queue, base_vha->req, base_vha->mgmt_svr_loop_id, host->sg_tablesize); /* Check if FW supports MQ or not for ISP25xx */ if (IS_QLA25XX(ha) && !(ha->fw_attributes & BIT_6)) ha->mqenable = 0; if (ha->mqenable) { bool startit = false; if (QLA_TGT_MODE_ENABLED()) startit = false; if (ql2x_ini_mode == QLA2XXX_INI_MODE_ENABLED) startit = true; /* Create start of day qpairs for Block MQ */ for (i = 0; i < ha->max_qpairs; i++) qla2xxx_create_qpair(base_vha, 5, 0, startit); } qla_init_iocb_limit(base_vha); if (ha->flags.running_gold_fw) goto skip_dpc; /* * Startup the kernel thread for this host adapter */ ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha, "%s_dpc", base_vha->host_str); if (IS_ERR(ha->dpc_thread)) { ql_log(ql_log_fatal, base_vha, 0x00ed, "Failed to start DPC thread.\n"); ret = PTR_ERR(ha->dpc_thread); ha->dpc_thread = NULL; goto probe_failed; } ql_dbg(ql_dbg_init, base_vha, 0x00ee, "DPC thread started successfully.\n"); /* * If we're not coming up in initiator mode, we might sit for * a while without waking up the dpc thread, which leads to a * stuck process warning. So just kick the dpc once here and * let the kthread start (and go back to sleep in qla2x00_do_dpc). */ qla2xxx_wake_dpc(base_vha); INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error); if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) { sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no); ha->dpc_lp_wq = create_singlethread_workqueue(wq_name); INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen); sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no); ha->dpc_hp_wq = create_singlethread_workqueue(wq_name); INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work); INIT_WORK(&ha->idc_state_handler, qla83xx_idc_state_handler_work); INIT_WORK(&ha->nic_core_unrecoverable, qla83xx_nic_core_unrecoverable_work); } skip_dpc: list_add_tail(&base_vha->list, &ha->vp_list); base_vha->host->irq = ha->pdev->irq; /* Initialized the timer */ qla2x00_start_timer(base_vha, WATCH_INTERVAL); ql_dbg(ql_dbg_init, base_vha, 0x00ef, "Started qla2x00_timer with " "interval=%d.\n", WATCH_INTERVAL); ql_dbg(ql_dbg_init, base_vha, 0x00f0, "Detected hba at address=%p.\n", ha); if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { if (ha->fw_attributes & BIT_4) { int prot = 0, guard; base_vha->flags.difdix_supported = 1; ql_dbg(ql_dbg_init, base_vha, 0x00f1, "Registering for DIF/DIX type 1 and 3 protection.\n"); if (ql2xprotmask) scsi_host_set_prot(host, ql2xprotmask); else scsi_host_set_prot(host, prot | SHOST_DIF_TYPE1_PROTECTION | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION | SHOST_DIX_TYPE1_PROTECTION | SHOST_DIX_TYPE2_PROTECTION | SHOST_DIX_TYPE3_PROTECTION); guard = SHOST_DIX_GUARD_CRC; if (IS_PI_IPGUARD_CAPABLE(ha) && (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) guard |= SHOST_DIX_GUARD_IP; if (ql2xprotguard) scsi_host_set_guard(host, ql2xprotguard); else scsi_host_set_guard(host, guard); } else base_vha->flags.difdix_supported = 0; } ha->isp_ops->enable_intrs(ha); if (IS_QLAFX00(ha)) { ret = qlafx00_fx_disc(base_vha, &base_vha->hw->mr.fcport, FXDISC_GET_CONFIG_INFO); host->sg_tablesize = (ha->mr.extended_io_enabled) ? QLA_SG_ALL : 128; } ret = scsi_add_host(host, &pdev->dev); if (ret) goto probe_failed; base_vha->flags.init_done = 1; base_vha->flags.online = 1; ha->prev_minidump_failed = 0; ql_dbg(ql_dbg_init, base_vha, 0x00f2, "Init done and hba is online.\n"); if (qla_ini_mode_enabled(base_vha) || qla_dual_mode_enabled(base_vha)) scsi_scan_host(host); else ql_log(ql_log_info, base_vha, 0x0122, "skipping scsi_scan_host() for non-initiator port\n"); qla2x00_alloc_sysfs_attr(base_vha); if (IS_QLAFX00(ha)) { ret = qlafx00_fx_disc(base_vha, &base_vha->hw->mr.fcport, FXDISC_GET_PORT_INFO); /* Register system information */ ret = qlafx00_fx_disc(base_vha, &base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO); } qla2x00_init_host_attr(base_vha); qla2x00_dfs_setup(base_vha); ql_log(ql_log_info, base_vha, 0x00fb, "QLogic %s - %s.\n", ha->model_number, ha->model_desc); ql_log(ql_log_info, base_vha, 0x00fc, "ISP%04X: %s @ %s hdma%c host#=%ld fw=%s.\n", pdev->device, ha->isp_ops->pci_info_str(base_vha, pci_info, sizeof(pci_info)), pci_name(pdev), ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no, ha->isp_ops->fw_version_str(base_vha, fw_str, sizeof(fw_str))); qlt_add_target(ha, base_vha); clear_bit(PFLG_DRIVER_PROBING, &base_vha->pci_flags); if (test_bit(UNLOADING, &base_vha->dpc_flags)) return -ENODEV; return 0; probe_failed: qla_enode_stop(base_vha); qla_edb_stop(base_vha); vfree(base_vha->scan.l); if (base_vha->gnl.l) { dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); base_vha->gnl.l = NULL; } if (base_vha->timer_active) qla2x00_stop_timer(base_vha); base_vha->flags.online = 0; if (ha->dpc_thread) { struct task_struct *t = ha->dpc_thread; ha->dpc_thread = NULL; kthread_stop(t); } qla2x00_free_device(base_vha); scsi_host_put(base_vha->host); /* * Need to NULL out local req/rsp after * qla2x00_free_device => qla2x00_free_queues frees * what these are pointing to. Or else we'll * fall over below in qla2x00_free_req/rsp_que. */ req = NULL; rsp = NULL; probe_hw_failed: qla2x00_mem_free(ha); qla2x00_free_req_que(ha, req); qla2x00_free_rsp_que(ha, rsp); qla2x00_clear_drv_active(ha); iospace_config_failed: if (IS_P3P_TYPE(ha)) { if (!ha->nx_pcibase) iounmap((device_reg_t *)ha->nx_pcibase); if (!ql2xdbwr) iounmap((device_reg_t *)ha->nxdb_wr_ptr); } else { if (ha->iobase) iounmap(ha->iobase); if (ha->cregbase) iounmap(ha->cregbase); } pci_release_selected_regions(ha->pdev, ha->bars); kfree(ha); disable_device: pci_disable_device(pdev); return ret; } static void __qla_set_remove_flag(scsi_qla_host_t *base_vha) { scsi_qla_host_t *vp; unsigned long flags; struct qla_hw_data *ha; if (!base_vha) return; ha = base_vha->hw; spin_lock_irqsave(&ha->vport_slock, flags); list_for_each_entry(vp, &ha->vp_list, list) set_bit(PFLG_DRIVER_REMOVING, &vp->pci_flags); /* * Indicate device removal to prevent future board_disable * and wait until any pending board_disable has completed. */ set_bit(PFLG_DRIVER_REMOVING, &base_vha->pci_flags); spin_unlock_irqrestore(&ha->vport_slock, flags); } static void qla2x00_shutdown(struct pci_dev *pdev) { scsi_qla_host_t *vha; struct qla_hw_data *ha; vha = pci_get_drvdata(pdev); ha = vha->hw; ql_log(ql_log_info, vha, 0xfffa, "Adapter shutdown\n"); /* * Prevent future board_disable and wait * until any pending board_disable has completed. */ __qla_set_remove_flag(vha); cancel_work_sync(&ha->board_disable); if (!atomic_read(&pdev->enable_cnt)) return; /* Notify ISPFX00 firmware */ if (IS_QLAFX00(ha)) qlafx00_driver_shutdown(vha, 20); /* Turn-off FCE trace */ if (ha->flags.fce_enabled) { qla2x00_disable_fce_trace(vha, NULL, NULL); ha->flags.fce_enabled = 0; } /* Turn-off EFT trace */ if (ha->eft) qla2x00_disable_eft_trace(vha); if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) { if (ha->flags.fw_started) qla2x00_abort_isp_cleanup(vha); } else { /* Stop currently executing firmware. */ qla2x00_try_to_stop_firmware(vha); } /* Disable timer */ if (vha->timer_active) qla2x00_stop_timer(vha); /* Turn adapter off line */ vha->flags.online = 0; /* turn-off interrupts on the card */ if (ha->interrupts_on) { vha->flags.init_done = 0; ha->isp_ops->disable_intrs(ha); } qla2x00_free_irqs(vha); qla2x00_free_fw_dump(ha); pci_disable_device(pdev); ql_log(ql_log_info, vha, 0xfffe, "Adapter shutdown successfully.\n"); } /* Deletes all the virtual ports for a given ha */ static void qla2x00_delete_all_vps(struct qla_hw_data *ha, scsi_qla_host_t *base_vha) { scsi_qla_host_t *vha; unsigned long flags; mutex_lock(&ha->vport_lock); while (ha->cur_vport_count) { spin_lock_irqsave(&ha->vport_slock, flags); BUG_ON(base_vha->list.next == &ha->vp_list); /* This assumes first entry in ha->vp_list is always base vha */ vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list); scsi_host_get(vha->host); spin_unlock_irqrestore(&ha->vport_slock, flags); mutex_unlock(&ha->vport_lock); qla_nvme_delete(vha); fc_vport_terminate(vha->fc_vport); scsi_host_put(vha->host); mutex_lock(&ha->vport_lock); } mutex_unlock(&ha->vport_lock); } /* Stops all deferred work threads */ static void qla2x00_destroy_deferred_work(struct qla_hw_data *ha) { /* Cancel all work and destroy DPC workqueues */ if (ha->dpc_lp_wq) { cancel_work_sync(&ha->idc_aen); destroy_workqueue(ha->dpc_lp_wq); ha->dpc_lp_wq = NULL; } if (ha->dpc_hp_wq) { cancel_work_sync(&ha->nic_core_reset); cancel_work_sync(&ha->idc_state_handler); cancel_work_sync(&ha->nic_core_unrecoverable); destroy_workqueue(ha->dpc_hp_wq); ha->dpc_hp_wq = NULL; } /* Kill the kernel thread for this host */ if (ha->dpc_thread) { struct task_struct *t = ha->dpc_thread; /* * qla2xxx_wake_dpc checks for ->dpc_thread * so we need to zero it out. */ ha->dpc_thread = NULL; kthread_stop(t); } } static void qla2x00_unmap_iobases(struct qla_hw_data *ha) { if (IS_QLA82XX(ha)) { iounmap((device_reg_t *)ha->nx_pcibase); if (!ql2xdbwr) iounmap((device_reg_t *)ha->nxdb_wr_ptr); } else { if (ha->iobase) iounmap(ha->iobase); if (ha->cregbase) iounmap(ha->cregbase); if (ha->mqiobase) iounmap(ha->mqiobase); if (ha->msixbase) iounmap(ha->msixbase); } } static void qla2x00_clear_drv_active(struct qla_hw_data *ha) { if (IS_QLA8044(ha)) { qla8044_idc_lock(ha); qla8044_clear_drv_active(ha); qla8044_idc_unlock(ha); } else if (IS_QLA82XX(ha)) { qla82xx_idc_lock(ha); qla82xx_clear_drv_active(ha); qla82xx_idc_unlock(ha); } } static void qla2x00_remove_one(struct pci_dev *pdev) { scsi_qla_host_t *base_vha; struct qla_hw_data *ha; base_vha = pci_get_drvdata(pdev); ha = base_vha->hw; ql_log(ql_log_info, base_vha, 0xb079, "Removing driver\n"); __qla_set_remove_flag(base_vha); cancel_work_sync(&ha->board_disable); /* * If the PCI device is disabled then there was a PCI-disconnect and * qla2x00_disable_board_on_pci_error has taken care of most of the * resources. */ if (!atomic_read(&pdev->enable_cnt)) { dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); base_vha->gnl.l = NULL; scsi_host_put(base_vha->host); kfree(ha); pci_set_drvdata(pdev, NULL); return; } qla2x00_wait_for_hba_ready(base_vha); /* * if UNLOADING flag is already set, then continue unload, * where it was set first. */ if (test_and_set_bit(UNLOADING, &base_vha->dpc_flags)) return; if (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) { if (ha->flags.fw_started) qla2x00_abort_isp_cleanup(base_vha); } else if (!IS_QLAFX00(ha)) { if (IS_QLA8031(ha)) { ql_dbg(ql_dbg_p3p, base_vha, 0xb07e, "Clearing fcoe driver presence.\n"); if (qla83xx_clear_drv_presence(base_vha) != QLA_SUCCESS) ql_dbg(ql_dbg_p3p, base_vha, 0xb079, "Error while clearing DRV-Presence.\n"); } qla2x00_try_to_stop_firmware(base_vha); } qla2x00_wait_for_sess_deletion(base_vha); qla_nvme_delete(base_vha); dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); base_vha->gnl.l = NULL; qla_enode_stop(base_vha); qla_edb_stop(base_vha); vfree(base_vha->scan.l); if (IS_QLAFX00(ha)) qlafx00_driver_shutdown(base_vha, 20); qla2x00_delete_all_vps(ha, base_vha); qla2x00_dfs_remove(base_vha); qla84xx_put_chip(base_vha); /* Disable timer */ if (base_vha->timer_active) qla2x00_stop_timer(base_vha); base_vha->flags.online = 0; /* free DMA memory */ if (ha->exlogin_buf) qla2x00_free_exlogin_buffer(ha); /* free DMA memory */ if (ha->exchoffld_buf) qla2x00_free_exchoffld_buffer(ha); qla2x00_destroy_deferred_work(ha); qlt_remove_target(ha, base_vha); qla2x00_free_sysfs_attr(base_vha, true); fc_remove_host(base_vha->host); scsi_remove_host(base_vha->host); qla2x00_free_device(base_vha); qla2x00_clear_drv_active(ha); scsi_host_put(base_vha->host); qla2x00_unmap_iobases(ha); pci_release_selected_regions(ha->pdev, ha->bars); kfree(ha); pci_disable_device(pdev); } static inline void qla24xx_free_purex_list(struct purex_list *list) { struct purex_item *item, *next; ulong flags; spin_lock_irqsave(&list->lock, flags); list_for_each_entry_safe(item, next, &list->head, list) { list_del(&item->list); if (item == &item->vha->default_item) continue; kfree(item); } spin_unlock_irqrestore(&list->lock, flags); } static void qla2x00_free_device(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); /* Disable timer */ if (vha->timer_active) qla2x00_stop_timer(vha); qla25xx_delete_queues(vha); vha->flags.online = 0; /* turn-off interrupts on the card */ if (ha->interrupts_on) { vha->flags.init_done = 0; ha->isp_ops->disable_intrs(ha); } qla2x00_free_fcports(vha); qla2x00_free_irqs(vha); /* Flush the work queue and remove it */ if (ha->wq) { destroy_workqueue(ha->wq); ha->wq = NULL; } qla24xx_free_purex_list(&vha->purex_list); qla2x00_mem_free(ha); qla82xx_md_free(vha); qla_edif_sadb_release_free_pool(ha); qla_edif_sadb_release(ha); qla2x00_free_queues(ha); } void qla2x00_free_fcports(struct scsi_qla_host *vha) { fc_port_t *fcport, *tfcport; list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) qla2x00_free_fcport(fcport); } static inline void qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport) { int now; if (!fcport->rport) return; if (fcport->rport) { ql_dbg(ql_dbg_disc, fcport->vha, 0x2109, "%s %8phN. rport %p roles %x\n", __func__, fcport->port_name, fcport->rport, fcport->rport->roles); fc_remote_port_delete(fcport->rport); } qlt_do_generation_tick(vha, &now); } /* * qla2x00_mark_device_lost Updates fcport state when device goes offline. * * Input: ha = adapter block pointer. fcport = port structure pointer. * * Return: None. * * Context: */ void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport, int do_login) { if (IS_QLAFX00(vha->hw)) { qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); qla2x00_schedule_rport_del(vha, fcport); return; } if (atomic_read(&fcport->state) == FCS_ONLINE && vha->vp_idx == fcport->vha->vp_idx) { qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); qla2x00_schedule_rport_del(vha, fcport); } /* * We may need to retry the login, so don't change the state of the * port but do the retries. */ if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD) qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); if (!do_login) return; set_bit(RELOGIN_NEEDED, &vha->dpc_flags); } void qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha) { fc_port_t *fcport; ql_dbg(ql_dbg_disc, vha, 0x20f1, "Mark all dev lost\n"); list_for_each_entry(fcport, &vha->vp_fcports, list) { if (ql2xfc2target && fcport->loop_id != FC_NO_LOOP_ID && (fcport->flags & FCF_FCP2_DEVICE) && fcport->port_type == FCT_TARGET && !qla2x00_reset_active(vha)) { ql_dbg(ql_dbg_disc, vha, 0x211a, "Delaying session delete for FCP2 flags 0x%x port_type = 0x%x port_id=%06x %phC", fcport->flags, fcport->port_type, fcport->d_id.b24, fcport->port_name); continue; } fcport->scan_state = 0; qlt_schedule_sess_for_deletion(fcport); } } static void qla2x00_set_reserved_loop_ids(struct qla_hw_data *ha) { int i; if (IS_FWI2_CAPABLE(ha)) return; for (i = 0; i < SNS_FIRST_LOOP_ID; i++) set_bit(i, ha->loop_id_map); set_bit(MANAGEMENT_SERVER, ha->loop_id_map); set_bit(BROADCAST, ha->loop_id_map); } /* * qla2x00_mem_alloc * Allocates adapter memory. * * Returns: * 0 = success. * !0 = failure. */ static int qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, struct req_que **req, struct rsp_que **rsp) { char name[16]; int rc; if (QLA_TGT_MODE_ENABLED() || EDIF_CAP(ha)) { ha->vp_map = kcalloc(MAX_MULTI_ID_FABRIC, sizeof(struct qla_vp_map), GFP_KERNEL); if (!ha->vp_map) goto fail; } ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size, &ha->init_cb_dma, GFP_KERNEL); if (!ha->init_cb) goto fail_free_vp_map; rc = btree_init32(&ha->host_map); if (rc) goto fail_free_init_cb; if (qlt_mem_alloc(ha) < 0) goto fail_free_btree; ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha), &ha->gid_list_dma, GFP_KERNEL); if (!ha->gid_list) goto fail_free_tgt_mem; ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep); if (!ha->srb_mempool) goto fail_free_gid_list; if (IS_P3P_TYPE(ha) || IS_QLA27XX(ha) || (ql2xsecenable && IS_QLA28XX(ha))) { /* Allocate cache for CT6 Ctx. */ if (!ctx_cachep) { ctx_cachep = kmem_cache_create("qla2xxx_ctx", sizeof(struct ct6_dsd), 0, SLAB_HWCACHE_ALIGN, NULL); if (!ctx_cachep) goto fail_free_srb_mempool; } ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ, ctx_cachep); if (!ha->ctx_mempool) goto fail_free_srb_mempool; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0021, "ctx_cachep=%p ctx_mempool=%p.\n", ctx_cachep, ha->ctx_mempool); } /* Get memory for cached NVRAM */ ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL); if (!ha->nvram) goto fail_free_ctx_mempool; snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME, ha->pdev->device); ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev, DMA_POOL_SIZE, 8, 0); if (!ha->s_dma_pool) goto fail_free_nvram; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0022, "init_cb=%p gid_list=%p, srb_mempool=%p s_dma_pool=%p.\n", ha->init_cb, ha->gid_list, ha->srb_mempool, ha->s_dma_pool); if (IS_P3P_TYPE(ha) || ql2xenabledif || (IS_QLA28XX(ha) && ql2xsecenable)) { ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev, DSD_LIST_DMA_POOL_SIZE, 8, 0); if (!ha->dl_dma_pool) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0023, "Failed to allocate memory for dl_dma_pool.\n"); goto fail_s_dma_pool; } ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev, FCP_CMND_DMA_POOL_SIZE, 8, 0); if (!ha->fcp_cmnd_dma_pool) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0024, "Failed to allocate memory for fcp_cmnd_dma_pool.\n"); goto fail_dl_dma_pool; } if (ql2xenabledif) { u64 bufsize = DIF_BUNDLING_DMA_POOL_SIZE; struct dsd_dma *dsd, *nxt; uint i; /* Creata a DMA pool of buffers for DIF bundling */ ha->dif_bundl_pool = dma_pool_create(name, &ha->pdev->dev, DIF_BUNDLING_DMA_POOL_SIZE, 8, 0); if (!ha->dif_bundl_pool) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0024, "%s: failed create dif_bundl_pool\n", __func__); goto fail_dif_bundl_dma_pool; } INIT_LIST_HEAD(&ha->pool.good.head); INIT_LIST_HEAD(&ha->pool.unusable.head); ha->pool.good.count = 0; ha->pool.unusable.count = 0; for (i = 0; i < 128; i++) { dsd = kzalloc(sizeof(*dsd), GFP_ATOMIC); if (!dsd) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0xe0ee, "%s: failed alloc dsd\n", __func__); return -ENOMEM; } ha->dif_bundle_kallocs++; dsd->dsd_addr = dma_pool_alloc( ha->dif_bundl_pool, GFP_ATOMIC, &dsd->dsd_list_dma); if (!dsd->dsd_addr) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0xe0ee, "%s: failed alloc ->dsd_addr\n", __func__); kfree(dsd); ha->dif_bundle_kallocs--; continue; } ha->dif_bundle_dma_allocs++; /* * if DMA buffer crosses 4G boundary, * put it on bad list */ if (MSD(dsd->dsd_list_dma) ^ MSD(dsd->dsd_list_dma + bufsize)) { list_add_tail(&dsd->list, &ha->pool.unusable.head); ha->pool.unusable.count++; } else { list_add_tail(&dsd->list, &ha->pool.good.head); ha->pool.good.count++; } } /* return the good ones back to the pool */ list_for_each_entry_safe(dsd, nxt, &ha->pool.good.head, list) { list_del(&dsd->list); dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, dsd->dsd_list_dma); ha->dif_bundle_dma_allocs--; kfree(dsd); ha->dif_bundle_kallocs--; } ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0024, "%s: dif dma pool (good=%u unusable=%u)\n", __func__, ha->pool.good.count, ha->pool.unusable.count); } ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0025, "dl_dma_pool=%p fcp_cmnd_dma_pool=%p dif_bundl_pool=%p.\n", ha->dl_dma_pool, ha->fcp_cmnd_dma_pool, ha->dif_bundl_pool); } /* Allocate memory for SNS commands */ if (IS_QLA2100(ha) || IS_QLA2200(ha)) { /* Get consistent memory allocated for SNS commands */ ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL); if (!ha->sns_cmd) goto fail_dma_pool; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0026, "sns_cmd: %p.\n", ha->sns_cmd); } else { /* Get consistent memory allocated for MS IOCB */ ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &ha->ms_iocb_dma); if (!ha->ms_iocb) goto fail_dma_pool; /* Get consistent memory allocated for CT SNS commands */ ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL); if (!ha->ct_sns) goto fail_free_ms_iocb; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0027, "ms_iocb=%p ct_sns=%p.\n", ha->ms_iocb, ha->ct_sns); } /* Allocate memory for request ring */ *req = kzalloc(sizeof(struct req_que), GFP_KERNEL); if (!*req) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0028, "Failed to allocate memory for req.\n"); goto fail_req; } (*req)->length = req_len; (*req)->ring = dma_alloc_coherent(&ha->pdev->dev, ((*req)->length + 1) * sizeof(request_t), &(*req)->dma, GFP_KERNEL); if (!(*req)->ring) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0029, "Failed to allocate memory for req_ring.\n"); goto fail_req_ring; } /* Allocate memory for response ring */ *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); if (!*rsp) { ql_log_pci(ql_log_fatal, ha->pdev, 0x002a, "Failed to allocate memory for rsp.\n"); goto fail_rsp; } (*rsp)->hw = ha; (*rsp)->length = rsp_len; (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * sizeof(response_t), &(*rsp)->dma, GFP_KERNEL); if (!(*rsp)->ring) { ql_log_pci(ql_log_fatal, ha->pdev, 0x002b, "Failed to allocate memory for rsp_ring.\n"); goto fail_rsp_ring; } (*req)->rsp = *rsp; (*rsp)->req = *req; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002c, "req=%p req->length=%d req->ring=%p rsp=%p " "rsp->length=%d rsp->ring=%p.\n", *req, (*req)->length, (*req)->ring, *rsp, (*rsp)->length, (*rsp)->ring); /* Allocate memory for NVRAM data for vports */ if (ha->nvram_npiv_size) { ha->npiv_info = kcalloc(ha->nvram_npiv_size, sizeof(struct qla_npiv_entry), GFP_KERNEL); if (!ha->npiv_info) { ql_log_pci(ql_log_fatal, ha->pdev, 0x002d, "Failed to allocate memory for npiv_info.\n"); goto fail_npiv_info; } } else ha->npiv_info = NULL; /* Get consistent memory allocated for EX-INIT-CB. */ if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) { ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &ha->ex_init_cb_dma); if (!ha->ex_init_cb) goto fail_ex_init_cb; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002e, "ex_init_cb=%p.\n", ha->ex_init_cb); } /* Get consistent memory allocated for Special Features-CB. */ if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) { ha->sf_init_cb = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &ha->sf_init_cb_dma); if (!ha->sf_init_cb) goto fail_sf_init_cb; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0199, "sf_init_cb=%p.\n", ha->sf_init_cb); } /* Get consistent memory allocated for Async Port-Database. */ if (!IS_FWI2_CAPABLE(ha)) { ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &ha->async_pd_dma); if (!ha->async_pd) goto fail_async_pd; ql_dbg_pci(ql_dbg_init, ha->pdev, 0x002f, "async_pd=%p.\n", ha->async_pd); } INIT_LIST_HEAD(&ha->vp_list); /* Allocate memory for our loop_id bitmap */ ha->loop_id_map = kcalloc(BITS_TO_LONGS(LOOPID_MAP_SIZE), sizeof(long), GFP_KERNEL); if (!ha->loop_id_map) goto fail_loop_id_map; else { qla2x00_set_reserved_loop_ids(ha); ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123, "loop_id_map=%p.\n", ha->loop_id_map); } ha->sfp_data = dma_alloc_coherent(&ha->pdev->dev, SFP_DEV_SIZE, &ha->sfp_data_dma, GFP_KERNEL); if (!ha->sfp_data) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b, "Unable to allocate memory for SFP read-data.\n"); goto fail_sfp_data; } ha->flt = dma_alloc_coherent(&ha->pdev->dev, sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE, &ha->flt_dma, GFP_KERNEL); if (!ha->flt) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b, "Unable to allocate memory for FLT.\n"); goto fail_flt_buffer; } /* allocate the purex dma pool */ ha->purex_dma_pool = dma_pool_create(name, &ha->pdev->dev, ELS_MAX_PAYLOAD, 8, 0); if (!ha->purex_dma_pool) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b, "Unable to allocate purex_dma_pool.\n"); goto fail_flt; } ha->elsrej.size = sizeof(struct fc_els_ls_rjt) + 16; ha->elsrej.c = dma_alloc_coherent(&ha->pdev->dev, ha->elsrej.size, &ha->elsrej.cdma, GFP_KERNEL); if (!ha->elsrej.c) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff, "Alloc failed for els reject cmd.\n"); goto fail_elsrej; } ha->elsrej.c->er_cmd = ELS_LS_RJT; ha->elsrej.c->er_reason = ELS_RJT_LOGIC; ha->elsrej.c->er_explan = ELS_EXPL_UNAB_DATA; ha->lsrjt.size = sizeof(struct fcnvme_ls_rjt); ha->lsrjt.c = dma_alloc_coherent(&ha->pdev->dev, ha->lsrjt.size, &ha->lsrjt.cdma, GFP_KERNEL); if (!ha->lsrjt.c) { ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff, "Alloc failed for nvme fc reject cmd.\n"); goto fail_lsrjt; } return 0; fail_lsrjt: dma_free_coherent(&ha->pdev->dev, ha->elsrej.size, ha->elsrej.c, ha->elsrej.cdma); fail_elsrej: dma_pool_destroy(ha->purex_dma_pool); fail_flt: dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, ha->flt, ha->flt_dma); fail_flt_buffer: dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, ha->sfp_data, ha->sfp_data_dma); fail_sfp_data: kfree(ha->loop_id_map); fail_loop_id_map: dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma); fail_async_pd: dma_pool_free(ha->s_dma_pool, ha->sf_init_cb, ha->sf_init_cb_dma); fail_sf_init_cb: dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); fail_ex_init_cb: kfree(ha->npiv_info); fail_npiv_info: dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) * sizeof(response_t), (*rsp)->ring, (*rsp)->dma); (*rsp)->ring = NULL; (*rsp)->dma = 0; fail_rsp_ring: kfree(*rsp); *rsp = NULL; fail_rsp: dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) * sizeof(request_t), (*req)->ring, (*req)->dma); (*req)->ring = NULL; (*req)->dma = 0; fail_req_ring: kfree(*req); *req = NULL; fail_req: dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), ha->ct_sns, ha->ct_sns_dma); ha->ct_sns = NULL; ha->ct_sns_dma = 0; fail_free_ms_iocb: dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); ha->ms_iocb = NULL; ha->ms_iocb_dma = 0; if (ha->sns_cmd) dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), ha->sns_cmd, ha->sns_cmd_dma); fail_dma_pool: if (ql2xenabledif) { struct dsd_dma *dsd, *nxt; list_for_each_entry_safe(dsd, nxt, &ha->pool.unusable.head, list) { list_del(&dsd->list); dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, dsd->dsd_list_dma); ha->dif_bundle_dma_allocs--; kfree(dsd); ha->dif_bundle_kallocs--; ha->pool.unusable.count--; } dma_pool_destroy(ha->dif_bundl_pool); ha->dif_bundl_pool = NULL; } fail_dif_bundl_dma_pool: if (IS_QLA82XX(ha) || ql2xenabledif) { dma_pool_destroy(ha->fcp_cmnd_dma_pool); ha->fcp_cmnd_dma_pool = NULL; } fail_dl_dma_pool: if (IS_QLA82XX(ha) || ql2xenabledif) { dma_pool_destroy(ha->dl_dma_pool); ha->dl_dma_pool = NULL; } fail_s_dma_pool: dma_pool_destroy(ha->s_dma_pool); ha->s_dma_pool = NULL; fail_free_nvram: kfree(ha->nvram); ha->nvram = NULL; fail_free_ctx_mempool: mempool_destroy(ha->ctx_mempool); ha->ctx_mempool = NULL; fail_free_srb_mempool: mempool_destroy(ha->srb_mempool); ha->srb_mempool = NULL; fail_free_gid_list: dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha), ha->gid_list, ha->gid_list_dma); ha->gid_list = NULL; ha->gid_list_dma = 0; fail_free_tgt_mem: qlt_mem_free(ha); fail_free_btree: btree_destroy32(&ha->host_map); fail_free_init_cb: dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, ha->init_cb_dma); ha->init_cb = NULL; ha->init_cb_dma = 0; fail_free_vp_map: kfree(ha->vp_map); fail: ql_log(ql_log_fatal, NULL, 0x0030, "Memory allocation failure.\n"); return -ENOMEM; } int qla2x00_set_exlogins_buffer(scsi_qla_host_t *vha) { int rval; uint16_t size, max_cnt; uint32_t temp; struct qla_hw_data *ha = vha->hw; /* Return if we don't need to alloacate any extended logins */ if (ql2xexlogins <= MAX_FIBRE_DEVICES_2400) return QLA_SUCCESS; if (!IS_EXLOGIN_OFFLD_CAPABLE(ha)) return QLA_SUCCESS; ql_log(ql_log_info, vha, 0xd021, "EXLOGIN count: %d.\n", ql2xexlogins); max_cnt = 0; rval = qla_get_exlogin_status(vha, &size, &max_cnt); if (rval != QLA_SUCCESS) { ql_log_pci(ql_log_fatal, ha->pdev, 0xd029, "Failed to get exlogin status.\n"); return rval; } temp = (ql2xexlogins > max_cnt) ? max_cnt : ql2xexlogins; temp *= size; if (temp != ha->exlogin_size) { qla2x00_free_exlogin_buffer(ha); ha->exlogin_size = temp; ql_log(ql_log_info, vha, 0xd024, "EXLOGIN: max_logins=%d, portdb=0x%x, total=%d.\n", max_cnt, size, temp); ql_log(ql_log_info, vha, 0xd025, "EXLOGIN: requested size=0x%x\n", ha->exlogin_size); /* Get consistent memory for extended logins */ ha->exlogin_buf = dma_alloc_coherent(&ha->pdev->dev, ha->exlogin_size, &ha->exlogin_buf_dma, GFP_KERNEL); if (!ha->exlogin_buf) { ql_log_pci(ql_log_fatal, ha->pdev, 0xd02a, "Failed to allocate memory for exlogin_buf_dma.\n"); return -ENOMEM; } } /* Now configure the dma buffer */ rval = qla_set_exlogin_mem_cfg(vha, ha->exlogin_buf_dma); if (rval) { ql_log(ql_log_fatal, vha, 0xd033, "Setup extended login buffer ****FAILED****.\n"); qla2x00_free_exlogin_buffer(ha); } return rval; } /* * qla2x00_free_exlogin_buffer * * Input: * ha = adapter block pointer */ void qla2x00_free_exlogin_buffer(struct qla_hw_data *ha) { if (ha->exlogin_buf) { dma_free_coherent(&ha->pdev->dev, ha->exlogin_size, ha->exlogin_buf, ha->exlogin_buf_dma); ha->exlogin_buf = NULL; ha->exlogin_size = 0; } } static void qla2x00_number_of_exch(scsi_qla_host_t *vha, u32 *ret_cnt, u16 max_cnt) { u32 temp; struct init_cb_81xx *icb = (struct init_cb_81xx *)&vha->hw->init_cb; *ret_cnt = FW_DEF_EXCHANGES_CNT; if (max_cnt > vha->hw->max_exchg) max_cnt = vha->hw->max_exchg; if (qla_ini_mode_enabled(vha)) { if (vha->ql2xiniexchg > max_cnt) vha->ql2xiniexchg = max_cnt; if (vha->ql2xiniexchg > FW_DEF_EXCHANGES_CNT) *ret_cnt = vha->ql2xiniexchg; } else if (qla_tgt_mode_enabled(vha)) { if (vha->ql2xexchoffld > max_cnt) { vha->ql2xexchoffld = max_cnt; icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld); } if (vha->ql2xexchoffld > FW_DEF_EXCHANGES_CNT) *ret_cnt = vha->ql2xexchoffld; } else if (qla_dual_mode_enabled(vha)) { temp = vha->ql2xiniexchg + vha->ql2xexchoffld; if (temp > max_cnt) { vha->ql2xiniexchg -= (temp - max_cnt)/2; vha->ql2xexchoffld -= (((temp - max_cnt)/2) + 1); temp = max_cnt; icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld); } if (temp > FW_DEF_EXCHANGES_CNT) *ret_cnt = temp; } } int qla2x00_set_exchoffld_buffer(scsi_qla_host_t *vha) { int rval; u16 size, max_cnt; u32 actual_cnt, totsz; struct qla_hw_data *ha = vha->hw; if (!ha->flags.exchoffld_enabled) return QLA_SUCCESS; if (!IS_EXCHG_OFFLD_CAPABLE(ha)) return QLA_SUCCESS; max_cnt = 0; rval = qla_get_exchoffld_status(vha, &size, &max_cnt); if (rval != QLA_SUCCESS) { ql_log_pci(ql_log_fatal, ha->pdev, 0xd012, "Failed to get exlogin status.\n"); return rval; } qla2x00_number_of_exch(vha, &actual_cnt, max_cnt); ql_log(ql_log_info, vha, 0xd014, "Actual exchange offload count: %d.\n", actual_cnt); totsz = actual_cnt * size; if (totsz != ha->exchoffld_size) { qla2x00_free_exchoffld_buffer(ha); if (actual_cnt <= FW_DEF_EXCHANGES_CNT) { ha->exchoffld_size = 0; ha->flags.exchoffld_enabled = 0; return QLA_SUCCESS; } ha->exchoffld_size = totsz; ql_log(ql_log_info, vha, 0xd016, "Exchange offload: max_count=%d, actual count=%d entry sz=0x%x, total sz=0x%x\n", max_cnt, actual_cnt, size, totsz); ql_log(ql_log_info, vha, 0xd017, "Exchange Buffers requested size = 0x%x\n", ha->exchoffld_size); /* Get consistent memory for extended logins */ ha->exchoffld_buf = dma_alloc_coherent(&ha->pdev->dev, ha->exchoffld_size, &ha->exchoffld_buf_dma, GFP_KERNEL); if (!ha->exchoffld_buf) { ql_log_pci(ql_log_fatal, ha->pdev, 0xd013, "Failed to allocate memory for Exchange Offload.\n"); if (ha->max_exchg > (FW_DEF_EXCHANGES_CNT + REDUCE_EXCHANGES_CNT)) { ha->max_exchg -= REDUCE_EXCHANGES_CNT; } else if (ha->max_exchg > (FW_DEF_EXCHANGES_CNT + 512)) { ha->max_exchg -= 512; } else { ha->flags.exchoffld_enabled = 0; ql_log_pci(ql_log_fatal, ha->pdev, 0xd013, "Disabling Exchange offload due to lack of memory\n"); } ha->exchoffld_size = 0; return -ENOMEM; } } else if (!ha->exchoffld_buf || (actual_cnt <= FW_DEF_EXCHANGES_CNT)) { /* pathological case */ qla2x00_free_exchoffld_buffer(ha); ha->exchoffld_size = 0; ha->flags.exchoffld_enabled = 0; ql_log(ql_log_info, vha, 0xd016, "Exchange offload not enable: offld size=%d, actual count=%d entry sz=0x%x, total sz=0x%x.\n", ha->exchoffld_size, actual_cnt, size, totsz); return 0; } /* Now configure the dma buffer */ rval = qla_set_exchoffld_mem_cfg(vha); if (rval) { ql_log(ql_log_fatal, vha, 0xd02e, "Setup exchange offload buffer ****FAILED****.\n"); qla2x00_free_exchoffld_buffer(ha); } else { /* re-adjust number of target exchange */ struct init_cb_81xx *icb = (struct init_cb_81xx *)ha->init_cb; if (qla_ini_mode_enabled(vha)) icb->exchange_count = 0; else icb->exchange_count = cpu_to_le16(vha->ql2xexchoffld); } return rval; } /* * qla2x00_free_exchoffld_buffer * * Input: * ha = adapter block pointer */ void qla2x00_free_exchoffld_buffer(struct qla_hw_data *ha) { if (ha->exchoffld_buf) { dma_free_coherent(&ha->pdev->dev, ha->exchoffld_size, ha->exchoffld_buf, ha->exchoffld_buf_dma); ha->exchoffld_buf = NULL; ha->exchoffld_size = 0; } } /* * qla2x00_free_fw_dump * Frees fw dump stuff. * * Input: * ha = adapter block pointer */ static void qla2x00_free_fw_dump(struct qla_hw_data *ha) { struct fwdt *fwdt = ha->fwdt; uint j; if (ha->fce) dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce, ha->fce_dma); if (ha->eft) dma_free_coherent(&ha->pdev->dev, EFT_SIZE, ha->eft, ha->eft_dma); vfree(ha->fw_dump); ha->fce = NULL; ha->fce_dma = 0; ha->flags.fce_enabled = 0; ha->eft = NULL; ha->eft_dma = 0; ha->fw_dumped = false; ha->fw_dump_cap_flags = 0; ha->fw_dump_reading = 0; ha->fw_dump = NULL; ha->fw_dump_len = 0; for (j = 0; j < 2; j++, fwdt++) { vfree(fwdt->template); fwdt->template = NULL; fwdt->length = 0; } } /* * qla2x00_mem_free * Frees all adapter allocated memory. * * Input: * ha = adapter block pointer. */ static void qla2x00_mem_free(struct qla_hw_data *ha) { qla2x00_free_fw_dump(ha); if (ha->mctp_dump) dma_free_coherent(&ha->pdev->dev, MCTP_DUMP_SIZE, ha->mctp_dump, ha->mctp_dump_dma); ha->mctp_dump = NULL; mempool_destroy(ha->srb_mempool); ha->srb_mempool = NULL; if (ha->dcbx_tlv) dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, ha->dcbx_tlv, ha->dcbx_tlv_dma); ha->dcbx_tlv = NULL; if (ha->xgmac_data) dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, ha->xgmac_data, ha->xgmac_data_dma); ha->xgmac_data = NULL; if (ha->sns_cmd) dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt), ha->sns_cmd, ha->sns_cmd_dma); ha->sns_cmd = NULL; ha->sns_cmd_dma = 0; if (ha->ct_sns) dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt), ha->ct_sns, ha->ct_sns_dma); ha->ct_sns = NULL; ha->ct_sns_dma = 0; if (ha->sfp_data) dma_free_coherent(&ha->pdev->dev, SFP_DEV_SIZE, ha->sfp_data, ha->sfp_data_dma); ha->sfp_data = NULL; if (ha->flt) dma_free_coherent(&ha->pdev->dev, sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE, ha->flt, ha->flt_dma); ha->flt = NULL; ha->flt_dma = 0; if (ha->ms_iocb) dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma); ha->ms_iocb = NULL; ha->ms_iocb_dma = 0; if (ha->sf_init_cb) dma_pool_free(ha->s_dma_pool, ha->sf_init_cb, ha->sf_init_cb_dma); if (ha->ex_init_cb) dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); ha->ex_init_cb = NULL; ha->ex_init_cb_dma = 0; if (ha->async_pd) dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma); ha->async_pd = NULL; ha->async_pd_dma = 0; dma_pool_destroy(ha->s_dma_pool); ha->s_dma_pool = NULL; if (ha->gid_list) dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha), ha->gid_list, ha->gid_list_dma); ha->gid_list = NULL; ha->gid_list_dma = 0; if (ha->base_qpair && !list_empty(&ha->base_qpair->dsd_list)) { struct dsd_dma *dsd_ptr, *tdsd_ptr; /* clean up allocated prev pool */ list_for_each_entry_safe(dsd_ptr, tdsd_ptr, &ha->base_qpair->dsd_list, list) { dma_pool_free(ha->dl_dma_pool, dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma); list_del(&dsd_ptr->list); kfree(dsd_ptr); } } dma_pool_destroy(ha->dl_dma_pool); ha->dl_dma_pool = NULL; dma_pool_destroy(ha->fcp_cmnd_dma_pool); ha->fcp_cmnd_dma_pool = NULL; mempool_destroy(ha->ctx_mempool); ha->ctx_mempool = NULL; if (ql2xenabledif && ha->dif_bundl_pool) { struct dsd_dma *dsd, *nxt; list_for_each_entry_safe(dsd, nxt, &ha->pool.unusable.head, list) { list_del(&dsd->list); dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, dsd->dsd_list_dma); ha->dif_bundle_dma_allocs--; kfree(dsd); ha->dif_bundle_kallocs--; ha->pool.unusable.count--; } list_for_each_entry_safe(dsd, nxt, &ha->pool.good.head, list) { list_del(&dsd->list); dma_pool_free(ha->dif_bundl_pool, dsd->dsd_addr, dsd->dsd_list_dma); ha->dif_bundle_dma_allocs--; kfree(dsd); ha->dif_bundle_kallocs--; } } dma_pool_destroy(ha->dif_bundl_pool); ha->dif_bundl_pool = NULL; qlt_mem_free(ha); qla_remove_hostmap(ha); if (ha->init_cb) dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb, ha->init_cb_dma); dma_pool_destroy(ha->purex_dma_pool); ha->purex_dma_pool = NULL; if (ha->elsrej.c) { dma_free_coherent(&ha->pdev->dev, ha->elsrej.size, ha->elsrej.c, ha->elsrej.cdma); ha->elsrej.c = NULL; } if (ha->lsrjt.c) { dma_free_coherent(&ha->pdev->dev, ha->lsrjt.size, ha->lsrjt.c, ha->lsrjt.cdma); ha->lsrjt.c = NULL; } ha->init_cb = NULL; ha->init_cb_dma = 0; vfree(ha->optrom_buffer); ha->optrom_buffer = NULL; kfree(ha->nvram); ha->nvram = NULL; kfree(ha->npiv_info); ha->npiv_info = NULL; kfree(ha->swl); ha->swl = NULL; kfree(ha->loop_id_map); ha->sf_init_cb = NULL; ha->sf_init_cb_dma = 0; ha->loop_id_map = NULL; kfree(ha->vp_map); ha->vp_map = NULL; } struct scsi_qla_host *qla2x00_create_host(const struct scsi_host_template *sht, struct qla_hw_data *ha) { struct Scsi_Host *host; struct scsi_qla_host *vha = NULL; host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t)); if (!host) { ql_log_pci(ql_log_fatal, ha->pdev, 0x0107, "Failed to allocate host from the scsi layer, aborting.\n"); return NULL; } /* Clear our data area */ vha = shost_priv(host); memset(vha, 0, sizeof(scsi_qla_host_t)); vha->host = host; vha->host_no = host->host_no; vha->hw = ha; vha->qlini_mode = ql2x_ini_mode; vha->ql2xexchoffld = ql2xexchoffld; vha->ql2xiniexchg = ql2xiniexchg; INIT_LIST_HEAD(&vha->vp_fcports); INIT_LIST_HEAD(&vha->work_list); INIT_LIST_HEAD(&vha->list); INIT_LIST_HEAD(&vha->qla_cmd_list); INIT_LIST_HEAD(&vha->logo_list); INIT_LIST_HEAD(&vha->plogi_ack_list); INIT_LIST_HEAD(&vha->qp_list); INIT_LIST_HEAD(&vha->gnl.fcports); INIT_WORK(&vha->iocb_work, qla2x00_iocb_work_fn); INIT_LIST_HEAD(&vha->purex_list.head); spin_lock_init(&vha->purex_list.lock); spin_lock_init(&vha->work_lock); spin_lock_init(&vha->cmd_list_lock); init_waitqueue_head(&vha->fcport_waitQ); init_waitqueue_head(&vha->vref_waitq); qla_enode_init(vha); qla_edb_init(vha); vha->gnl.size = sizeof(struct get_name_list_extended) * (ha->max_loop_id + 1); vha->gnl.l = dma_alloc_coherent(&ha->pdev->dev, vha->gnl.size, &vha->gnl.ldma, GFP_KERNEL); if (!vha->gnl.l) { ql_log(ql_log_fatal, vha, 0xd04a, "Alloc failed for name list.\n"); scsi_host_put(vha->host); return NULL; } /* todo: what about ext login? */ vha->scan.size = ha->max_fibre_devices * sizeof(struct fab_scan_rp); vha->scan.l = vmalloc(vha->scan.size); if (!vha->scan.l) { ql_log(ql_log_fatal, vha, 0xd04a, "Alloc failed for scan database.\n"); dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l, vha->gnl.ldma); vha->gnl.l = NULL; scsi_host_put(vha->host); return NULL; } INIT_DELAYED_WORK(&vha->scan.scan_work, qla_scan_work_fn); snprintf(vha->host_str, sizeof(vha->host_str), "%s_%lu", QLA2XXX_DRIVER_NAME, vha->host_no); ql_dbg(ql_dbg_init, vha, 0x0041, "Allocated the host=%p hw=%p vha=%p dev_name=%s", vha->host, vha->hw, vha, dev_name(&(ha->pdev->dev))); return vha; } struct qla_work_evt * qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type) { struct qla_work_evt *e; if (test_bit(UNLOADING, &vha->dpc_flags)) return NULL; if (qla_vha_mark_busy(vha)) return NULL; e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC); if (!e) { QLA_VHA_MARK_NOT_BUSY(vha); return NULL; } INIT_LIST_HEAD(&e->list); e->type = type; e->flags = QLA_EVT_FLAG_FREE; return e; } int qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e) { unsigned long flags; bool q = false; spin_lock_irqsave(&vha->work_lock, flags); list_add_tail(&e->list, &vha->work_list); if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags)) q = true; spin_unlock_irqrestore(&vha->work_lock, flags); if (q) queue_work(vha->hw->wq, &vha->iocb_work); return QLA_SUCCESS; } int qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code, u32 data) { struct qla_work_evt *e; e = qla2x00_alloc_work(vha, QLA_EVT_AEN); if (!e) return QLA_FUNCTION_FAILED; e->u.aen.code = code; e->u.aen.data = data; return qla2x00_post_work(vha, e); } int qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb) { struct qla_work_evt *e; e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK); if (!e) return QLA_FUNCTION_FAILED; memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t)); return qla2x00_post_work(vha, e); } #define qla2x00_post_async_work(name, type) \ int qla2x00_post_async_##name##_work( \ struct scsi_qla_host *vha, \ fc_port_t *fcport, uint16_t *data) \ { \ struct qla_work_evt *e; \ \ e = qla2x00_alloc_work(vha, type); \ if (!e) \ return QLA_FUNCTION_FAILED; \ \ e->u.logio.fcport = fcport; \ if (data) { \ e->u.logio.data[0] = data[0]; \ e->u.logio.data[1] = data[1]; \ } \ fcport->flags |= FCF_ASYNC_ACTIVE; \ return qla2x00_post_work(vha, e); \ } qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN); qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT); qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC); qla2x00_post_async_work(prlo, QLA_EVT_ASYNC_PRLO); qla2x00_post_async_work(prlo_done, QLA_EVT_ASYNC_PRLO_DONE); int qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code) { struct qla_work_evt *e; e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT); if (!e) return QLA_FUNCTION_FAILED; e->u.uevent.code = code; return qla2x00_post_work(vha, e); } static void qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code) { char event_string[40]; char *envp[] = { event_string, NULL }; switch (code) { case QLA_UEVENT_CODE_FW_DUMP: snprintf(event_string, sizeof(event_string), "FW_DUMP=%lu", vha->host_no); break; default: /* do nothing */ break; } kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp); } int qlafx00_post_aenfx_work(struct scsi_qla_host *vha, uint32_t evtcode, uint32_t *data, int cnt) { struct qla_work_evt *e; e = qla2x00_alloc_work(vha, QLA_EVT_AENFX); if (!e) return QLA_FUNCTION_FAILED; e->u.aenfx.evtcode = evtcode; e->u.aenfx.count = cnt; memcpy(e->u.aenfx.mbx, data, sizeof(*data) * cnt); return qla2x00_post_work(vha, e); } void qla24xx_sched_upd_fcport(fc_port_t *fcport) { unsigned long flags; if (IS_SW_RESV_ADDR(fcport->d_id)) return; spin_lock_irqsave(&fcport->vha->work_lock, flags); if (fcport->disc_state == DSC_UPD_FCPORT) { spin_unlock_irqrestore(&fcport->vha->work_lock, flags); return; } fcport->jiffies_at_registration = jiffies; fcport->sec_since_registration = 0; fcport->next_disc_state = DSC_DELETED; qla2x00_set_fcport_disc_state(fcport, DSC_UPD_FCPORT); spin_unlock_irqrestore(&fcport->vha->work_lock, flags); queue_work(system_unbound_wq, &fcport->reg_work); } static void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) { unsigned long flags; fc_port_t *fcport = NULL, *tfcp; struct qlt_plogi_ack_t *pla = (struct qlt_plogi_ack_t *)e->u.new_sess.pla; uint8_t free_fcport = 0; ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %d %8phC enter\n", __func__, __LINE__, e->u.new_sess.port_name); spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); fcport = qla2x00_find_fcport_by_wwpn(vha, e->u.new_sess.port_name, 1); if (fcport) { fcport->d_id = e->u.new_sess.id; if (pla) { fcport->fw_login_state = DSC_LS_PLOGI_PEND; memcpy(fcport->node_name, pla->iocb.u.isp24.u.plogi.node_name, WWN_SIZE); qlt_plogi_ack_link(vha, pla, fcport, QLT_PLOGI_LINK_SAME_WWN); /* we took an extra ref_count to prevent PLOGI ACK when * fcport/sess has not been created. */ pla->ref_count--; } } else { spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); if (fcport) { fcport->d_id = e->u.new_sess.id; fcport->flags |= FCF_FABRIC_DEVICE; fcport->fw_login_state = DSC_LS_PLOGI_PEND; fcport->tgt_short_link_down_cnt = 0; memcpy(fcport->port_name, e->u.new_sess.port_name, WWN_SIZE); fcport->fc4_type = e->u.new_sess.fc4_type; if (NVME_PRIORITY(vha->hw, fcport)) fcport->do_prli_nvme = 1; else fcport->do_prli_nvme = 0; if (e->u.new_sess.fc4_type & FS_FCP_IS_N2N) { fcport->dm_login_expire = jiffies + QLA_N2N_WAIT_TIME * HZ; fcport->fc4_type = FS_FC4TYPE_FCP; fcport->n2n_flag = 1; if (vha->flags.nvme_enabled) fcport->fc4_type |= FS_FC4TYPE_NVME; } } else { ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %8phC mem alloc fail.\n", __func__, e->u.new_sess.port_name); if (pla) { list_del(&pla->list); kmem_cache_free(qla_tgt_plogi_cachep, pla); } return; } spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); /* search again to make sure no one else got ahead */ tfcp = qla2x00_find_fcport_by_wwpn(vha, e->u.new_sess.port_name, 1); if (tfcp) { /* should rarily happen */ ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %8phC found existing fcport b4 add. DS %d LS %d\n", __func__, tfcp->port_name, tfcp->disc_state, tfcp->fw_login_state); free_fcport = 1; } else { list_add_tail(&fcport->list, &vha->vp_fcports); } if (pla) { qlt_plogi_ack_link(vha, pla, fcport, QLT_PLOGI_LINK_SAME_WWN); pla->ref_count--; } } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); if (fcport) { fcport->id_changed = 1; fcport->scan_state = QLA_FCPORT_FOUND; fcport->chip_reset = vha->hw->base_qpair->chip_reset; memcpy(fcport->node_name, e->u.new_sess.node_name, WWN_SIZE); if (pla) { if (pla->iocb.u.isp24.status_subcode == ELS_PRLI) { u16 wd3_lo; fcport->fw_login_state = DSC_LS_PRLI_PEND; fcport->local = 0; fcport->loop_id = le16_to_cpu( pla->iocb.u.isp24.nport_handle); fcport->fw_login_state = DSC_LS_PRLI_PEND; wd3_lo = le16_to_cpu( pla->iocb.u.isp24.u.prli.wd3_lo); if (wd3_lo & BIT_7) fcport->conf_compl_supported = 1; if ((wd3_lo & BIT_4) == 0) fcport->port_type = FCT_INITIATOR; else fcport->port_type = FCT_TARGET; } qlt_plogi_ack_unref(vha, pla); } else { fc_port_t *dfcp = NULL; spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); tfcp = qla2x00_find_fcport_by_nportid(vha, &e->u.new_sess.id, 1); if (tfcp && (tfcp != fcport)) { /* * We have a conflict fcport with same NportID. */ ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %8phC found conflict b4 add. DS %d LS %d\n", __func__, tfcp->port_name, tfcp->disc_state, tfcp->fw_login_state); switch (tfcp->disc_state) { case DSC_DELETED: break; case DSC_DELETE_PEND: fcport->login_pause = 1; tfcp->conflict = fcport; break; default: fcport->login_pause = 1; tfcp->conflict = fcport; dfcp = tfcp; break; } } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); if (dfcp) qlt_schedule_sess_for_deletion(tfcp); if (N2N_TOPO(vha->hw)) { fcport->flags &= ~FCF_FABRIC_DEVICE; fcport->keep_nport_handle = 1; if (vha->flags.nvme_enabled) { fcport->fc4_type = (FS_FC4TYPE_NVME | FS_FC4TYPE_FCP); fcport->n2n_flag = 1; } fcport->fw_login_state = 0; schedule_delayed_work(&vha->scan.scan_work, 5); } else { qla24xx_fcport_handle_login(vha, fcport); } } } if (free_fcport) { qla2x00_free_fcport(fcport); if (pla) { list_del(&pla->list); kmem_cache_free(qla_tgt_plogi_cachep, pla); } } } static void qla_sp_retry(struct scsi_qla_host *vha, struct qla_work_evt *e) { struct srb *sp = e->u.iosb.sp; int rval; rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { ql_dbg(ql_dbg_disc, vha, 0x2043, "%s: %s: Re-issue IOCB failed (%d).\n", __func__, sp->name, rval); qla24xx_sp_unmap(vha, sp); } } void qla2x00_do_work(struct scsi_qla_host *vha) { struct qla_work_evt *e, *tmp; unsigned long flags; LIST_HEAD(work); int rc; spin_lock_irqsave(&vha->work_lock, flags); list_splice_init(&vha->work_list, &work); spin_unlock_irqrestore(&vha->work_lock, flags); list_for_each_entry_safe(e, tmp, &work, list) { rc = QLA_SUCCESS; switch (e->type) { case QLA_EVT_AEN: fc_host_post_event(vha->host, fc_get_event_number(), e->u.aen.code, e->u.aen.data); break; case QLA_EVT_IDC_ACK: qla81xx_idc_ack(vha, e->u.idc_ack.mb); break; case QLA_EVT_ASYNC_LOGIN: qla2x00_async_login(vha, e->u.logio.fcport, e->u.logio.data); break; case QLA_EVT_ASYNC_LOGOUT: rc = qla2x00_async_logout(vha, e->u.logio.fcport); break; case QLA_EVT_ASYNC_ADISC: qla2x00_async_adisc(vha, e->u.logio.fcport, e->u.logio.data); break; case QLA_EVT_UEVENT: qla2x00_uevent_emit(vha, e->u.uevent.code); break; case QLA_EVT_AENFX: qlafx00_process_aen(vha, e); break; case QLA_EVT_UNMAP: qla24xx_sp_unmap(vha, e->u.iosb.sp); break; case QLA_EVT_RELOGIN: qla2x00_relogin(vha); break; case QLA_EVT_NEW_SESS: qla24xx_create_new_sess(vha, e); break; case QLA_EVT_GPDB: qla24xx_async_gpdb(vha, e->u.fcport.fcport, e->u.fcport.opt); break; case QLA_EVT_PRLI: qla24xx_async_prli(vha, e->u.fcport.fcport); break; case QLA_EVT_GPSC: qla24xx_async_gpsc(vha, e->u.fcport.fcport); break; case QLA_EVT_GNL: qla24xx_async_gnl(vha, e->u.fcport.fcport); break; case QLA_EVT_NACK: qla24xx_do_nack_work(vha, e); break; case QLA_EVT_ASYNC_PRLO: rc = qla2x00_async_prlo(vha, e->u.logio.fcport); break; case QLA_EVT_ASYNC_PRLO_DONE: qla2x00_async_prlo_done(vha, e->u.logio.fcport, e->u.logio.data); break; case QLA_EVT_GPNFT: qla24xx_async_gpnft(vha, e->u.gpnft.fc4_type, e->u.gpnft.sp); break; case QLA_EVT_GPNFT_DONE: qla24xx_async_gpnft_done(vha, e->u.iosb.sp); break; case QLA_EVT_GNNFT_DONE: qla24xx_async_gnnft_done(vha, e->u.iosb.sp); break; case QLA_EVT_GFPNID: qla24xx_async_gfpnid(vha, e->u.fcport.fcport); break; case QLA_EVT_SP_RETRY: qla_sp_retry(vha, e); break; case QLA_EVT_IIDMA: qla_do_iidma_work(vha, e->u.fcport.fcport); break; case QLA_EVT_ELS_PLOGI: qla24xx_els_dcmd2_iocb(vha, ELS_DCMD_PLOGI, e->u.fcport.fcport, false); break; case QLA_EVT_SA_REPLACE: rc = qla24xx_issue_sa_replace_iocb(vha, e); break; } if (rc == EAGAIN) { /* put 'work' at head of 'vha->work_list' */ spin_lock_irqsave(&vha->work_lock, flags); list_splice(&work, &vha->work_list); spin_unlock_irqrestore(&vha->work_lock, flags); break; } list_del_init(&e->list); if (e->flags & QLA_EVT_FLAG_FREE) kfree(e); /* For each work completed decrement vha ref count */ QLA_VHA_MARK_NOT_BUSY(vha); } } int qla24xx_post_relogin_work(struct scsi_qla_host *vha) { struct qla_work_evt *e; e = qla2x00_alloc_work(vha, QLA_EVT_RELOGIN); if (!e) { set_bit(RELOGIN_NEEDED, &vha->dpc_flags); return QLA_FUNCTION_FAILED; } return qla2x00_post_work(vha, e); } /* Relogins all the fcports of a vport * Context: dpc thread */ void qla2x00_relogin(struct scsi_qla_host *vha) { fc_port_t *fcport; int status, relogin_needed = 0; struct event_arg ea; list_for_each_entry(fcport, &vha->vp_fcports, list) { /* * If the port is not ONLINE then try to login * to it if we haven't run out of retries. */ if (atomic_read(&fcport->state) != FCS_ONLINE && fcport->login_retry) { if (fcport->scan_state != QLA_FCPORT_FOUND || fcport->disc_state == DSC_LOGIN_AUTH_PEND || fcport->disc_state == DSC_LOGIN_COMPLETE) continue; if (fcport->flags & (FCF_ASYNC_SENT|FCF_ASYNC_ACTIVE) || fcport->disc_state == DSC_DELETE_PEND) { relogin_needed = 1; } else { if (vha->hw->current_topology != ISP_CFG_NL) { memset(&ea, 0, sizeof(ea)); ea.fcport = fcport; qla24xx_handle_relogin_event(vha, &ea); } else if (vha->hw->current_topology == ISP_CFG_NL && IS_QLA2XXX_MIDTYPE(vha->hw)) { (void)qla24xx_fcport_handle_login(vha, fcport); } else if (vha->hw->current_topology == ISP_CFG_NL) { fcport->login_retry--; status = qla2x00_local_device_login(vha, fcport); if (status == QLA_SUCCESS) { fcport->old_loop_id = fcport->loop_id; ql_dbg(ql_dbg_disc, vha, 0x2003, "Port login OK: logged in ID 0x%x.\n", fcport->loop_id); qla2x00_update_fcport (vha, fcport); } else if (status == 1) { set_bit(RELOGIN_NEEDED, &vha->dpc_flags); /* retry the login again */ ql_dbg(ql_dbg_disc, vha, 0x2007, "Retrying %d login again loop_id 0x%x.\n", fcport->login_retry, fcport->loop_id); } else { fcport->login_retry = 0; } if (fcport->login_retry == 0 && status != QLA_SUCCESS) qla2x00_clear_loop_id(fcport); } } } if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) break; } if (relogin_needed) set_bit(RELOGIN_NEEDED, &vha->dpc_flags); ql_dbg(ql_dbg_disc, vha, 0x400e, "Relogin end.\n"); } /* Schedule work on any of the dpc-workqueues */ void qla83xx_schedule_work(scsi_qla_host_t *base_vha, int work_code) { struct qla_hw_data *ha = base_vha->hw; switch (work_code) { case MBA_IDC_AEN: /* 0x8200 */ if (ha->dpc_lp_wq) queue_work(ha->dpc_lp_wq, &ha->idc_aen); break; case QLA83XX_NIC_CORE_RESET: /* 0x1 */ if (!ha->flags.nic_core_reset_hdlr_active) { if (ha->dpc_hp_wq) queue_work(ha->dpc_hp_wq, &ha->nic_core_reset); } else ql_dbg(ql_dbg_p3p, base_vha, 0xb05e, "NIC Core reset is already active. Skip " "scheduling it again.\n"); break; case QLA83XX_IDC_STATE_HANDLER: /* 0x2 */ if (ha->dpc_hp_wq) queue_work(ha->dpc_hp_wq, &ha->idc_state_handler); break; case QLA83XX_NIC_CORE_UNRECOVERABLE: /* 0x3 */ if (ha->dpc_hp_wq) queue_work(ha->dpc_hp_wq, &ha->nic_core_unrecoverable); break; default: ql_log(ql_log_warn, base_vha, 0xb05f, "Unknown work-code=0x%x.\n", work_code); } return; } /* Work: Perform NIC Core Unrecoverable state handling */ void qla83xx_nic_core_unrecoverable_work(struct work_struct *work) { struct qla_hw_data *ha = container_of(work, struct qla_hw_data, nic_core_unrecoverable); scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); uint32_t dev_state = 0; qla83xx_idc_lock(base_vha, 0); qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); qla83xx_reset_ownership(base_vha); if (ha->flags.nic_core_reset_owner) { ha->flags.nic_core_reset_owner = 0; qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED); ql_log(ql_log_info, base_vha, 0xb060, "HW State: FAILED.\n"); qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER); } qla83xx_idc_unlock(base_vha, 0); } /* Work: Execute IDC state handler */ void qla83xx_idc_state_handler_work(struct work_struct *work) { struct qla_hw_data *ha = container_of(work, struct qla_hw_data, idc_state_handler); scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); uint32_t dev_state = 0; qla83xx_idc_lock(base_vha, 0); qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); if (dev_state == QLA8XXX_DEV_FAILED || dev_state == QLA8XXX_DEV_NEED_QUIESCENT) qla83xx_idc_state_handler(base_vha); qla83xx_idc_unlock(base_vha, 0); } static int qla83xx_check_nic_core_fw_alive(scsi_qla_host_t *base_vha) { int rval = QLA_SUCCESS; unsigned long heart_beat_wait = jiffies + (1 * HZ); uint32_t heart_beat_counter1, heart_beat_counter2; do { if (time_after(jiffies, heart_beat_wait)) { ql_dbg(ql_dbg_p3p, base_vha, 0xb07c, "Nic Core f/w is not alive.\n"); rval = QLA_FUNCTION_FAILED; break; } qla83xx_idc_lock(base_vha, 0); qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT, &heart_beat_counter1); qla83xx_idc_unlock(base_vha, 0); msleep(100); qla83xx_idc_lock(base_vha, 0); qla83xx_rd_reg(base_vha, QLA83XX_FW_HEARTBEAT, &heart_beat_counter2); qla83xx_idc_unlock(base_vha, 0); } while (heart_beat_counter1 == heart_beat_counter2); return rval; } /* Work: Perform NIC Core Reset handling */ void qla83xx_nic_core_reset_work(struct work_struct *work) { struct qla_hw_data *ha = container_of(work, struct qla_hw_data, nic_core_reset); scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); uint32_t dev_state = 0; if (IS_QLA2031(ha)) { if (qla2xxx_mctp_dump(base_vha) != QLA_SUCCESS) ql_log(ql_log_warn, base_vha, 0xb081, "Failed to dump mctp\n"); return; } if (!ha->flags.nic_core_reset_hdlr_active) { if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) { qla83xx_idc_lock(base_vha, 0); qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); qla83xx_idc_unlock(base_vha, 0); if (dev_state != QLA8XXX_DEV_NEED_RESET) { ql_dbg(ql_dbg_p3p, base_vha, 0xb07a, "Nic Core f/w is alive.\n"); return; } } ha->flags.nic_core_reset_hdlr_active = 1; if (qla83xx_nic_core_reset(base_vha)) { /* NIC Core reset failed. */ ql_dbg(ql_dbg_p3p, base_vha, 0xb061, "NIC Core reset failed.\n"); } ha->flags.nic_core_reset_hdlr_active = 0; } } /* Work: Handle 8200 IDC aens */ void qla83xx_service_idc_aen(struct work_struct *work) { struct qla_hw_data *ha = container_of(work, struct qla_hw_data, idc_aen); scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); uint32_t dev_state, idc_control; qla83xx_idc_lock(base_vha, 0); qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); qla83xx_rd_reg(base_vha, QLA83XX_IDC_CONTROL, &idc_control); qla83xx_idc_unlock(base_vha, 0); if (dev_state == QLA8XXX_DEV_NEED_RESET) { if (idc_control & QLA83XX_IDC_GRACEFUL_RESET) { ql_dbg(ql_dbg_p3p, base_vha, 0xb062, "Application requested NIC Core Reset.\n"); qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET); } else if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) { ql_dbg(ql_dbg_p3p, base_vha, 0xb07b, "Other protocol driver requested NIC Core Reset.\n"); qla83xx_schedule_work(base_vha, QLA83XX_NIC_CORE_RESET); } } else if (dev_state == QLA8XXX_DEV_FAILED || dev_state == QLA8XXX_DEV_NEED_QUIESCENT) { qla83xx_schedule_work(base_vha, QLA83XX_IDC_STATE_HANDLER); } } /* * Control the frequency of IDC lock retries */ #define QLA83XX_WAIT_LOGIC_MS 100 static int qla83xx_force_lock_recovery(scsi_qla_host_t *base_vha) { int rval; uint32_t data; uint32_t idc_lck_rcvry_stage_mask = 0x3; uint32_t idc_lck_rcvry_owner_mask = 0x3c; struct qla_hw_data *ha = base_vha->hw; ql_dbg(ql_dbg_p3p, base_vha, 0xb086, "Trying force recovery of the IDC lock.\n"); rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data); if (rval) return rval; if ((data & idc_lck_rcvry_stage_mask) > 0) { return QLA_SUCCESS; } else { data = (IDC_LOCK_RECOVERY_STAGE1) | (ha->portnum << 2); rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, data); if (rval) return rval; msleep(200); rval = qla83xx_rd_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, &data); if (rval) return rval; if (((data & idc_lck_rcvry_owner_mask) >> 2) == ha->portnum) { data &= (IDC_LOCK_RECOVERY_STAGE2 | ~(idc_lck_rcvry_stage_mask)); rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, data); if (rval) return rval; /* Forcefully perform IDC UnLock */ rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, &data); if (rval) return rval; /* Clear lock-id by setting 0xff */ rval = qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 0xff); if (rval) return rval; /* Clear lock-recovery by setting 0x0 */ rval = qla83xx_wr_reg(base_vha, QLA83XX_IDC_LOCK_RECOVERY, 0x0); if (rval) return rval; } else return QLA_SUCCESS; } return rval; } static int qla83xx_idc_lock_recovery(scsi_qla_host_t *base_vha) { int rval = QLA_SUCCESS; uint32_t o_drv_lockid, n_drv_lockid; unsigned long lock_recovery_timeout; lock_recovery_timeout = jiffies + QLA83XX_MAX_LOCK_RECOVERY_WAIT; retry_lockid: rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &o_drv_lockid); if (rval) goto exit; /* MAX wait time before forcing IDC Lock recovery = 2 secs */ if (time_after_eq(jiffies, lock_recovery_timeout)) { if (qla83xx_force_lock_recovery(base_vha) == QLA_SUCCESS) return QLA_SUCCESS; else return QLA_FUNCTION_FAILED; } rval = qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &n_drv_lockid); if (rval) goto exit; if (o_drv_lockid == n_drv_lockid) { msleep(QLA83XX_WAIT_LOGIC_MS); goto retry_lockid; } else return QLA_SUCCESS; exit: return rval; } /* * Context: task, can sleep */ void qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id) { uint32_t data; uint32_t lock_owner; struct qla_hw_data *ha = base_vha->hw; might_sleep(); /* IDC-lock implementation using driver-lock/lock-id remote registers */ retry_lock: if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCK, &data) == QLA_SUCCESS) { if (data) { /* Setting lock-id to our function-number */ qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, ha->portnum); } else { qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &lock_owner); ql_dbg(ql_dbg_p3p, base_vha, 0xb063, "Failed to acquire IDC lock, acquired by %d, " "retrying...\n", lock_owner); /* Retry/Perform IDC-Lock recovery */ if (qla83xx_idc_lock_recovery(base_vha) == QLA_SUCCESS) { msleep(QLA83XX_WAIT_LOGIC_MS); goto retry_lock; } else ql_log(ql_log_warn, base_vha, 0xb075, "IDC Lock recovery FAILED.\n"); } } return; } static bool qla25xx_rdp_rsp_reduce_size(struct scsi_qla_host *vha, struct purex_entry_24xx *purex) { char fwstr[16]; u32 sid = purex->s_id[2] << 16 | purex->s_id[1] << 8 | purex->s_id[0]; struct port_database_24xx *pdb; /* Domain Controller is always logged-out. */ /* if RDP request is not from Domain Controller: */ if (sid != 0xfffc01) return false; ql_dbg(ql_dbg_init, vha, 0x0181, "%s: s_id=%#x\n", __func__, sid); pdb = kzalloc(sizeof(*pdb), GFP_KERNEL); if (!pdb) { ql_dbg(ql_dbg_init, vha, 0x0181, "%s: Failed allocate pdb\n", __func__); } else if (qla24xx_get_port_database(vha, le16_to_cpu(purex->nport_handle), pdb)) { ql_dbg(ql_dbg_init, vha, 0x0181, "%s: Failed get pdb sid=%x\n", __func__, sid); } else if (pdb->current_login_state != PDS_PLOGI_COMPLETE && pdb->current_login_state != PDS_PRLI_COMPLETE) { ql_dbg(ql_dbg_init, vha, 0x0181, "%s: Port not logged in sid=%#x\n", __func__, sid); } else { /* RDP request is from logged in port */ kfree(pdb); return false; } kfree(pdb); vha->hw->isp_ops->fw_version_str(vha, fwstr, sizeof(fwstr)); fwstr[strcspn(fwstr, " ")] = 0; /* if FW version allows RDP response length upto 2048 bytes: */ if (strcmp(fwstr, "8.09.00") > 0 || strcmp(fwstr, "8.05.65") == 0) return false; ql_dbg(ql_dbg_init, vha, 0x0181, "%s: fw=%s\n", __func__, fwstr); /* RDP response length is to be reduced to maximum 256 bytes */ return true; } /* * Function Name: qla24xx_process_purex_iocb * * Description: * Prepare a RDP response and send to Fabric switch * * PARAMETERS: * vha: SCSI qla host * purex: RDP request received by HBA */ void qla24xx_process_purex_rdp(struct scsi_qla_host *vha, struct purex_item *item) { struct qla_hw_data *ha = vha->hw; struct purex_entry_24xx *purex = (struct purex_entry_24xx *)&item->iocb; dma_addr_t rsp_els_dma; dma_addr_t rsp_payload_dma; dma_addr_t stat_dma; dma_addr_t sfp_dma; struct els_entry_24xx *rsp_els = NULL; struct rdp_rsp_payload *rsp_payload = NULL; struct link_statistics *stat = NULL; uint8_t *sfp = NULL; uint16_t sfp_flags = 0; uint rsp_payload_length = sizeof(*rsp_payload); int rval; ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0180, "%s: Enter\n", __func__); ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0181, "-------- ELS REQ -------\n"); ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0182, purex, sizeof(*purex)); if (qla25xx_rdp_rsp_reduce_size(vha, purex)) { rsp_payload_length = offsetof(typeof(*rsp_payload), optical_elmt_desc); ql_dbg(ql_dbg_init, vha, 0x0181, "Reducing RSP payload length to %u bytes...\n", rsp_payload_length); } rsp_els = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_els), &rsp_els_dma, GFP_KERNEL); if (!rsp_els) { ql_log(ql_log_warn, vha, 0x0183, "Failed allocate dma buffer ELS RSP.\n"); goto dealloc; } rsp_payload = dma_alloc_coherent(&ha->pdev->dev, sizeof(*rsp_payload), &rsp_payload_dma, GFP_KERNEL); if (!rsp_payload) { ql_log(ql_log_warn, vha, 0x0184, "Failed allocate dma buffer ELS RSP payload.\n"); goto dealloc; } sfp = dma_alloc_coherent(&ha->pdev->dev, SFP_RTDI_LEN, &sfp_dma, GFP_KERNEL); stat = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stat), &stat_dma, GFP_KERNEL); /* Prepare Response IOCB */ rsp_els->entry_type = ELS_IOCB_TYPE; rsp_els->entry_count = 1; rsp_els->sys_define = 0; rsp_els->entry_status = 0; rsp_els->handle = 0; rsp_els->nport_handle = purex->nport_handle; rsp_els->tx_dsd_count = cpu_to_le16(1); rsp_els->vp_index = purex->vp_idx; rsp_els->sof_type = EST_SOFI3; rsp_els->rx_xchg_address = purex->rx_xchg_addr; rsp_els->rx_dsd_count = 0; rsp_els->opcode = purex->els_frame_payload[0]; rsp_els->d_id[0] = purex->s_id[0]; rsp_els->d_id[1] = purex->s_id[1]; rsp_els->d_id[2] = purex->s_id[2]; rsp_els->control_flags = cpu_to_le16(EPD_ELS_ACC); rsp_els->rx_byte_count = 0; rsp_els->tx_byte_count = cpu_to_le32(rsp_payload_length); put_unaligned_le64(rsp_payload_dma, &rsp_els->tx_address); rsp_els->tx_len = rsp_els->tx_byte_count; rsp_els->rx_address = 0; rsp_els->rx_len = 0; /* Prepare Response Payload */ rsp_payload->hdr.cmd = cpu_to_be32(0x2 << 24); /* LS_ACC */ rsp_payload->hdr.len = cpu_to_be32(le32_to_cpu(rsp_els->tx_byte_count) - sizeof(rsp_payload->hdr)); /* Link service Request Info Descriptor */ rsp_payload->ls_req_info_desc.desc_tag = cpu_to_be32(0x1); rsp_payload->ls_req_info_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_req_info_desc)); rsp_payload->ls_req_info_desc.req_payload_word_0 = cpu_to_be32p((uint32_t *)purex->els_frame_payload); /* Link service Request Info Descriptor 2 */ rsp_payload->ls_req_info_desc2.desc_tag = cpu_to_be32(0x1); rsp_payload->ls_req_info_desc2.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_req_info_desc2)); rsp_payload->ls_req_info_desc2.req_payload_word_0 = cpu_to_be32p((uint32_t *)purex->els_frame_payload); rsp_payload->sfp_diag_desc.desc_tag = cpu_to_be32(0x10000); rsp_payload->sfp_diag_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->sfp_diag_desc)); if (sfp) { /* SFP Flags */ memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 0x7, 2, 0); if (!rval) { /* SFP Flags bits 3-0: Port Tx Laser Type */ if (sfp[0] & BIT_2 || sfp[1] & (BIT_6|BIT_5)) sfp_flags |= BIT_0; /* short wave */ else if (sfp[0] & BIT_1) sfp_flags |= BIT_1; /* long wave 1310nm */ else if (sfp[1] & BIT_4) sfp_flags |= BIT_1|BIT_0; /* long wave 1550nm */ } /* SFP Type */ memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 0x0, 1, 0); if (!rval) { sfp_flags |= BIT_4; /* optical */ if (sfp[0] == 0x3) sfp_flags |= BIT_6; /* sfp+ */ } rsp_payload->sfp_diag_desc.sfp_flags = cpu_to_be16(sfp_flags); /* SFP Diagnostics */ memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 0x60, 10, 0); if (!rval) { __be16 *trx = (__force __be16 *)sfp; /* already be16 */ rsp_payload->sfp_diag_desc.temperature = trx[0]; rsp_payload->sfp_diag_desc.vcc = trx[1]; rsp_payload->sfp_diag_desc.tx_bias = trx[2]; rsp_payload->sfp_diag_desc.tx_power = trx[3]; rsp_payload->sfp_diag_desc.rx_power = trx[4]; } } /* Port Speed Descriptor */ rsp_payload->port_speed_desc.desc_tag = cpu_to_be32(0x10001); rsp_payload->port_speed_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_speed_desc)); rsp_payload->port_speed_desc.speed_capab = cpu_to_be16( qla25xx_fdmi_port_speed_capability(ha)); rsp_payload->port_speed_desc.operating_speed = cpu_to_be16( qla25xx_fdmi_port_speed_currently(ha)); /* Link Error Status Descriptor */ rsp_payload->ls_err_desc.desc_tag = cpu_to_be32(0x10002); rsp_payload->ls_err_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->ls_err_desc)); if (stat) { rval = qla24xx_get_isp_stats(vha, stat, stat_dma, 0); if (!rval) { rsp_payload->ls_err_desc.link_fail_cnt = cpu_to_be32(le32_to_cpu(stat->link_fail_cnt)); rsp_payload->ls_err_desc.loss_sync_cnt = cpu_to_be32(le32_to_cpu(stat->loss_sync_cnt)); rsp_payload->ls_err_desc.loss_sig_cnt = cpu_to_be32(le32_to_cpu(stat->loss_sig_cnt)); rsp_payload->ls_err_desc.prim_seq_err_cnt = cpu_to_be32(le32_to_cpu(stat->prim_seq_err_cnt)); rsp_payload->ls_err_desc.inval_xmit_word_cnt = cpu_to_be32(le32_to_cpu(stat->inval_xmit_word_cnt)); rsp_payload->ls_err_desc.inval_crc_cnt = cpu_to_be32(le32_to_cpu(stat->inval_crc_cnt)); rsp_payload->ls_err_desc.pn_port_phy_type |= BIT_6; } } /* Portname Descriptor */ rsp_payload->port_name_diag_desc.desc_tag = cpu_to_be32(0x10003); rsp_payload->port_name_diag_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_name_diag_desc)); memcpy(rsp_payload->port_name_diag_desc.WWNN, vha->node_name, sizeof(rsp_payload->port_name_diag_desc.WWNN)); memcpy(rsp_payload->port_name_diag_desc.WWPN, vha->port_name, sizeof(rsp_payload->port_name_diag_desc.WWPN)); /* F-Port Portname Descriptor */ rsp_payload->port_name_direct_desc.desc_tag = cpu_to_be32(0x10003); rsp_payload->port_name_direct_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->port_name_direct_desc)); memcpy(rsp_payload->port_name_direct_desc.WWNN, vha->fabric_node_name, sizeof(rsp_payload->port_name_direct_desc.WWNN)); memcpy(rsp_payload->port_name_direct_desc.WWPN, vha->fabric_port_name, sizeof(rsp_payload->port_name_direct_desc.WWPN)); /* Bufer Credit Descriptor */ rsp_payload->buffer_credit_desc.desc_tag = cpu_to_be32(0x10006); rsp_payload->buffer_credit_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->buffer_credit_desc)); rsp_payload->buffer_credit_desc.fcport_b2b = 0; rsp_payload->buffer_credit_desc.attached_fcport_b2b = cpu_to_be32(0); rsp_payload->buffer_credit_desc.fcport_rtt = cpu_to_be32(0); if (ha->flags.plogi_template_valid) { uint32_t tmp = be16_to_cpu(ha->plogi_els_payld.fl_csp.sp_bb_cred); rsp_payload->buffer_credit_desc.fcport_b2b = cpu_to_be32(tmp); } if (rsp_payload_length < sizeof(*rsp_payload)) goto send; /* Optical Element Descriptor, Temperature */ rsp_payload->optical_elmt_desc[0].desc_tag = cpu_to_be32(0x10007); rsp_payload->optical_elmt_desc[0].desc_len = cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); /* Optical Element Descriptor, Voltage */ rsp_payload->optical_elmt_desc[1].desc_tag = cpu_to_be32(0x10007); rsp_payload->optical_elmt_desc[1].desc_len = cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); /* Optical Element Descriptor, Tx Bias Current */ rsp_payload->optical_elmt_desc[2].desc_tag = cpu_to_be32(0x10007); rsp_payload->optical_elmt_desc[2].desc_len = cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); /* Optical Element Descriptor, Tx Power */ rsp_payload->optical_elmt_desc[3].desc_tag = cpu_to_be32(0x10007); rsp_payload->optical_elmt_desc[3].desc_len = cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); /* Optical Element Descriptor, Rx Power */ rsp_payload->optical_elmt_desc[4].desc_tag = cpu_to_be32(0x10007); rsp_payload->optical_elmt_desc[4].desc_len = cpu_to_be32(RDP_DESC_LEN(*rsp_payload->optical_elmt_desc)); if (sfp) { memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 0, 64, 0); if (!rval) { __be16 *trx = (__force __be16 *)sfp; /* already be16 */ /* Optical Element Descriptor, Temperature */ rsp_payload->optical_elmt_desc[0].high_alarm = trx[0]; rsp_payload->optical_elmt_desc[0].low_alarm = trx[1]; rsp_payload->optical_elmt_desc[0].high_warn = trx[2]; rsp_payload->optical_elmt_desc[0].low_warn = trx[3]; rsp_payload->optical_elmt_desc[0].element_flags = cpu_to_be32(1 << 28); /* Optical Element Descriptor, Voltage */ rsp_payload->optical_elmt_desc[1].high_alarm = trx[4]; rsp_payload->optical_elmt_desc[1].low_alarm = trx[5]; rsp_payload->optical_elmt_desc[1].high_warn = trx[6]; rsp_payload->optical_elmt_desc[1].low_warn = trx[7]; rsp_payload->optical_elmt_desc[1].element_flags = cpu_to_be32(2 << 28); /* Optical Element Descriptor, Tx Bias Current */ rsp_payload->optical_elmt_desc[2].high_alarm = trx[8]; rsp_payload->optical_elmt_desc[2].low_alarm = trx[9]; rsp_payload->optical_elmt_desc[2].high_warn = trx[10]; rsp_payload->optical_elmt_desc[2].low_warn = trx[11]; rsp_payload->optical_elmt_desc[2].element_flags = cpu_to_be32(3 << 28); /* Optical Element Descriptor, Tx Power */ rsp_payload->optical_elmt_desc[3].high_alarm = trx[12]; rsp_payload->optical_elmt_desc[3].low_alarm = trx[13]; rsp_payload->optical_elmt_desc[3].high_warn = trx[14]; rsp_payload->optical_elmt_desc[3].low_warn = trx[15]; rsp_payload->optical_elmt_desc[3].element_flags = cpu_to_be32(4 << 28); /* Optical Element Descriptor, Rx Power */ rsp_payload->optical_elmt_desc[4].high_alarm = trx[16]; rsp_payload->optical_elmt_desc[4].low_alarm = trx[17]; rsp_payload->optical_elmt_desc[4].high_warn = trx[18]; rsp_payload->optical_elmt_desc[4].low_warn = trx[19]; rsp_payload->optical_elmt_desc[4].element_flags = cpu_to_be32(5 << 28); } memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa2, 112, 64, 0); if (!rval) { /* Temperature high/low alarm/warning */ rsp_payload->optical_elmt_desc[0].element_flags |= cpu_to_be32( (sfp[0] >> 7 & 1) << 3 | (sfp[0] >> 6 & 1) << 2 | (sfp[4] >> 7 & 1) << 1 | (sfp[4] >> 6 & 1) << 0); /* Voltage high/low alarm/warning */ rsp_payload->optical_elmt_desc[1].element_flags |= cpu_to_be32( (sfp[0] >> 5 & 1) << 3 | (sfp[0] >> 4 & 1) << 2 | (sfp[4] >> 5 & 1) << 1 | (sfp[4] >> 4 & 1) << 0); /* Tx Bias Current high/low alarm/warning */ rsp_payload->optical_elmt_desc[2].element_flags |= cpu_to_be32( (sfp[0] >> 3 & 1) << 3 | (sfp[0] >> 2 & 1) << 2 | (sfp[4] >> 3 & 1) << 1 | (sfp[4] >> 2 & 1) << 0); /* Tx Power high/low alarm/warning */ rsp_payload->optical_elmt_desc[3].element_flags |= cpu_to_be32( (sfp[0] >> 1 & 1) << 3 | (sfp[0] >> 0 & 1) << 2 | (sfp[4] >> 1 & 1) << 1 | (sfp[4] >> 0 & 1) << 0); /* Rx Power high/low alarm/warning */ rsp_payload->optical_elmt_desc[4].element_flags |= cpu_to_be32( (sfp[1] >> 7 & 1) << 3 | (sfp[1] >> 6 & 1) << 2 | (sfp[5] >> 7 & 1) << 1 | (sfp[5] >> 6 & 1) << 0); } } /* Optical Product Data Descriptor */ rsp_payload->optical_prod_desc.desc_tag = cpu_to_be32(0x10008); rsp_payload->optical_prod_desc.desc_len = cpu_to_be32(RDP_DESC_LEN(rsp_payload->optical_prod_desc)); if (sfp) { memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 20, 64, 0); if (!rval) { memcpy(rsp_payload->optical_prod_desc.vendor_name, sfp + 0, sizeof(rsp_payload->optical_prod_desc.vendor_name)); memcpy(rsp_payload->optical_prod_desc.part_number, sfp + 20, sizeof(rsp_payload->optical_prod_desc.part_number)); memcpy(rsp_payload->optical_prod_desc.revision, sfp + 36, sizeof(rsp_payload->optical_prod_desc.revision)); memcpy(rsp_payload->optical_prod_desc.serial_number, sfp + 48, sizeof(rsp_payload->optical_prod_desc.serial_number)); } memset(sfp, 0, SFP_RTDI_LEN); rval = qla2x00_read_sfp(vha, sfp_dma, sfp, 0xa0, 84, 8, 0); if (!rval) { memcpy(rsp_payload->optical_prod_desc.date, sfp + 0, sizeof(rsp_payload->optical_prod_desc.date)); } } send: ql_dbg(ql_dbg_init, vha, 0x0183, "Sending ELS Response to RDP Request...\n"); ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0184, "-------- ELS RSP -------\n"); ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0185, rsp_els, sizeof(*rsp_els)); ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x0186, "-------- ELS RSP PAYLOAD -------\n"); ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x0187, rsp_payload, rsp_payload_length); rval = qla2x00_issue_iocb(vha, rsp_els, rsp_els_dma, 0); if (rval) { ql_log(ql_log_warn, vha, 0x0188, "%s: iocb failed to execute -> %x\n", __func__, rval); } else if (rsp_els->comp_status) { ql_log(ql_log_warn, vha, 0x0189, "%s: iocb failed to complete -> completion=%#x subcode=(%#x,%#x)\n", __func__, rsp_els->comp_status, rsp_els->error_subcode_1, rsp_els->error_subcode_2); } else { ql_dbg(ql_dbg_init, vha, 0x018a, "%s: done.\n", __func__); } dealloc: if (stat) dma_free_coherent(&ha->pdev->dev, sizeof(*stat), stat, stat_dma); if (sfp) dma_free_coherent(&ha->pdev->dev, SFP_RTDI_LEN, sfp, sfp_dma); if (rsp_payload) dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_payload), rsp_payload, rsp_payload_dma); if (rsp_els) dma_free_coherent(&ha->pdev->dev, sizeof(*rsp_els), rsp_els, rsp_els_dma); } void qla24xx_free_purex_item(struct purex_item *item) { if (item == &item->vha->default_item) memset(&item->vha->default_item, 0, sizeof(struct purex_item)); else kfree(item); } void qla24xx_process_purex_list(struct purex_list *list) { struct list_head head = LIST_HEAD_INIT(head); struct purex_item *item, *next; ulong flags; spin_lock_irqsave(&list->lock, flags); list_splice_init(&list->head, &head); spin_unlock_irqrestore(&list->lock, flags); list_for_each_entry_safe(item, next, &head, list) { list_del(&item->list); item->process_item(item->vha, item); qla24xx_free_purex_item(item); } } /* * Context: task, can sleep */ void qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id) { #if 0 uint16_t options = (requester_id << 15) | BIT_7; #endif uint16_t retry; uint32_t data; struct qla_hw_data *ha = base_vha->hw; might_sleep(); /* IDC-unlock implementation using driver-unlock/lock-id * remote registers */ retry = 0; retry_unlock: if (qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_LOCKID, &data) == QLA_SUCCESS) { if (data == ha->portnum) { qla83xx_rd_reg(base_vha, QLA83XX_DRIVER_UNLOCK, &data); /* Clearing lock-id by setting 0xff */ qla83xx_wr_reg(base_vha, QLA83XX_DRIVER_LOCKID, 0xff); } else if (retry < 10) { /* SV: XXX: IDC unlock retrying needed here? */ /* Retry for IDC-unlock */ msleep(QLA83XX_WAIT_LOGIC_MS); retry++; ql_dbg(ql_dbg_p3p, base_vha, 0xb064, "Failed to release IDC lock, retrying=%d\n", retry); goto retry_unlock; } } else if (retry < 10) { /* Retry for IDC-unlock */ msleep(QLA83XX_WAIT_LOGIC_MS); retry++; ql_dbg(ql_dbg_p3p, base_vha, 0xb065, "Failed to read drv-lockid, retrying=%d\n", retry); goto retry_unlock; } return; #if 0 /* XXX: IDC-unlock implementation using access-control mbx */ retry = 0; retry_unlock2: if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) { if (retry < 10) { /* Retry for IDC-unlock */ msleep(QLA83XX_WAIT_LOGIC_MS); retry++; ql_dbg(ql_dbg_p3p, base_vha, 0xb066, "Failed to release IDC lock, retrying=%d\n", retry); goto retry_unlock2; } } return; #endif } int __qla83xx_set_drv_presence(scsi_qla_host_t *vha) { int rval = QLA_SUCCESS; struct qla_hw_data *ha = vha->hw; uint32_t drv_presence; rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence); if (rval == QLA_SUCCESS) { drv_presence |= (1 << ha->portnum); rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE, drv_presence); } return rval; } int qla83xx_set_drv_presence(scsi_qla_host_t *vha) { int rval = QLA_SUCCESS; qla83xx_idc_lock(vha, 0); rval = __qla83xx_set_drv_presence(vha); qla83xx_idc_unlock(vha, 0); return rval; } int __qla83xx_clear_drv_presence(scsi_qla_host_t *vha) { int rval = QLA_SUCCESS; struct qla_hw_data *ha = vha->hw; uint32_t drv_presence; rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence); if (rval == QLA_SUCCESS) { drv_presence &= ~(1 << ha->portnum); rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE, drv_presence); } return rval; } int qla83xx_clear_drv_presence(scsi_qla_host_t *vha) { int rval = QLA_SUCCESS; qla83xx_idc_lock(vha, 0); rval = __qla83xx_clear_drv_presence(vha); qla83xx_idc_unlock(vha, 0); return rval; } static void qla83xx_need_reset_handler(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; uint32_t drv_ack, drv_presence; unsigned long ack_timeout; /* Wait for IDC ACK from all functions (DRV-ACK == DRV-PRESENCE) */ ack_timeout = jiffies + (ha->fcoe_reset_timeout * HZ); while (1) { qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack); qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence); if ((drv_ack & drv_presence) == drv_presence) break; if (time_after_eq(jiffies, ack_timeout)) { ql_log(ql_log_warn, vha, 0xb067, "RESET ACK TIMEOUT! drv_presence=0x%x " "drv_ack=0x%x\n", drv_presence, drv_ack); /* * The function(s) which did not ack in time are forced * to withdraw any further participation in the IDC * reset. */ if (drv_ack != drv_presence) qla83xx_wr_reg(vha, QLA83XX_IDC_DRV_PRESENCE, drv_ack); break; } qla83xx_idc_unlock(vha, 0); msleep(1000); qla83xx_idc_lock(vha, 0); } qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_COLD); ql_log(ql_log_info, vha, 0xb068, "HW State: COLD/RE-INIT.\n"); } static int qla83xx_device_bootstrap(scsi_qla_host_t *vha) { int rval = QLA_SUCCESS; uint32_t idc_control; qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_INITIALIZING); ql_log(ql_log_info, vha, 0xb069, "HW State: INITIALIZING.\n"); /* Clearing IDC-Control Graceful-Reset Bit before resetting f/w */ __qla83xx_get_idc_control(vha, &idc_control); idc_control &= ~QLA83XX_IDC_GRACEFUL_RESET; __qla83xx_set_idc_control(vha, 0); qla83xx_idc_unlock(vha, 0); rval = qla83xx_restart_nic_firmware(vha); qla83xx_idc_lock(vha, 0); if (rval != QLA_SUCCESS) { ql_log(ql_log_fatal, vha, 0xb06a, "Failed to restart NIC f/w.\n"); qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED); ql_log(ql_log_info, vha, 0xb06b, "HW State: FAILED.\n"); } else { ql_dbg(ql_dbg_p3p, vha, 0xb06c, "Success in restarting nic f/w.\n"); qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_READY); ql_log(ql_log_info, vha, 0xb06d, "HW State: READY.\n"); } return rval; } /* Assumes idc_lock always held on entry */ int qla83xx_idc_state_handler(scsi_qla_host_t *base_vha) { struct qla_hw_data *ha = base_vha->hw; int rval = QLA_SUCCESS; unsigned long dev_init_timeout; uint32_t dev_state; /* Wait for MAX-INIT-TIMEOUT for the device to go ready */ dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ); while (1) { if (time_after_eq(jiffies, dev_init_timeout)) { ql_log(ql_log_warn, base_vha, 0xb06e, "Initialization TIMEOUT!\n"); /* Init timeout. Disable further NIC Core * communication. */ qla83xx_wr_reg(base_vha, QLA83XX_IDC_DEV_STATE, QLA8XXX_DEV_FAILED); ql_log(ql_log_info, base_vha, 0xb06f, "HW State: FAILED.\n"); } qla83xx_rd_reg(base_vha, QLA83XX_IDC_DEV_STATE, &dev_state); switch (dev_state) { case QLA8XXX_DEV_READY: if (ha->flags.nic_core_reset_owner) qla83xx_idc_audit(base_vha, IDC_AUDIT_COMPLETION); ha->flags.nic_core_reset_owner = 0; ql_dbg(ql_dbg_p3p, base_vha, 0xb070, "Reset_owner reset by 0x%x.\n", ha->portnum); goto exit; case QLA8XXX_DEV_COLD: if (ha->flags.nic_core_reset_owner) rval = qla83xx_device_bootstrap(base_vha); else { /* Wait for AEN to change device-state */ qla83xx_idc_unlock(base_vha, 0); msleep(1000); qla83xx_idc_lock(base_vha, 0); } break; case QLA8XXX_DEV_INITIALIZING: /* Wait for AEN to change device-state */ qla83xx_idc_unlock(base_vha, 0); msleep(1000); qla83xx_idc_lock(base_vha, 0); break; case QLA8XXX_DEV_NEED_RESET: if (!ql2xdontresethba && ha->flags.nic_core_reset_owner) qla83xx_need_reset_handler(base_vha); else { /* Wait for AEN to change device-state */ qla83xx_idc_unlock(base_vha, 0); msleep(1000); qla83xx_idc_lock(base_vha, 0); } /* reset timeout value after need reset handler */ dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ); break; case QLA8XXX_DEV_NEED_QUIESCENT: /* XXX: DEBUG for now */ qla83xx_idc_unlock(base_vha, 0); msleep(1000); qla83xx_idc_lock(base_vha, 0); break; case QLA8XXX_DEV_QUIESCENT: /* XXX: DEBUG for now */ if (ha->flags.quiesce_owner) goto exit; qla83xx_idc_unlock(base_vha, 0); msleep(1000); qla83xx_idc_lock(base_vha, 0); dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ); break; case QLA8XXX_DEV_FAILED: if (ha->flags.nic_core_reset_owner) qla83xx_idc_audit(base_vha, IDC_AUDIT_COMPLETION); ha->flags.nic_core_reset_owner = 0; __qla83xx_clear_drv_presence(base_vha); qla83xx_idc_unlock(base_vha, 0); qla8xxx_dev_failed_handler(base_vha); rval = QLA_FUNCTION_FAILED; qla83xx_idc_lock(base_vha, 0); goto exit; case QLA8XXX_BAD_VALUE: qla83xx_idc_unlock(base_vha, 0); msleep(1000); qla83xx_idc_lock(base_vha, 0); break; default: ql_log(ql_log_warn, base_vha, 0xb071, "Unknown Device State: %x.\n", dev_state); qla83xx_idc_unlock(base_vha, 0); qla8xxx_dev_failed_handler(base_vha); rval = QLA_FUNCTION_FAILED; qla83xx_idc_lock(base_vha, 0); goto exit; } } exit: return rval; } void qla2x00_disable_board_on_pci_error(struct work_struct *work) { struct qla_hw_data *ha = container_of(work, struct qla_hw_data, board_disable); struct pci_dev *pdev = ha->pdev; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); ql_log(ql_log_warn, base_vha, 0x015b, "Disabling adapter.\n"); if (!atomic_read(&pdev->enable_cnt)) { ql_log(ql_log_info, base_vha, 0xfffc, "PCI device disabled, no action req for PCI error=%lx\n", base_vha->pci_flags); return; } /* * if UNLOADING flag is already set, then continue unload, * where it was set first. */ if (test_and_set_bit(UNLOADING, &base_vha->dpc_flags)) return; qla2x00_wait_for_sess_deletion(base_vha); qla2x00_delete_all_vps(ha, base_vha); qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); qla2x00_dfs_remove(base_vha); qla84xx_put_chip(base_vha); if (base_vha->timer_active) qla2x00_stop_timer(base_vha); base_vha->flags.online = 0; qla2x00_destroy_deferred_work(ha); /* * Do not try to stop beacon blink as it will issue a mailbox * command. */ qla2x00_free_sysfs_attr(base_vha, false); fc_remove_host(base_vha->host); scsi_remove_host(base_vha->host); base_vha->flags.init_done = 0; qla25xx_delete_queues(base_vha); qla2x00_free_fcports(base_vha); qla2x00_free_irqs(base_vha); qla2x00_mem_free(ha); qla82xx_md_free(base_vha); qla2x00_free_queues(ha); qla2x00_unmap_iobases(ha); pci_release_selected_regions(ha->pdev, ha->bars); pci_disable_device(pdev); /* * Let qla2x00_remove_one cleanup qla_hw_data on device removal. */ } /************************************************************************** * qla2x00_do_dpc * This kernel thread is a task that is schedule by the interrupt handler * to perform the background processing for interrupts. * * Notes: * This task always run in the context of a kernel thread. It * is kick-off by the driver's detect code and starts up * up one per adapter. It immediately goes to sleep and waits for * some fibre event. When either the interrupt handler or * the timer routine detects a event it will one of the task * bits then wake us up. **************************************************************************/ static int qla2x00_do_dpc(void *data) { scsi_qla_host_t *base_vha; struct qla_hw_data *ha; uint32_t online; struct qla_qpair *qpair; ha = (struct qla_hw_data *)data; base_vha = pci_get_drvdata(ha->pdev); set_user_nice(current, MIN_NICE); set_current_state(TASK_INTERRUPTIBLE); while (!kthread_should_stop()) { ql_dbg(ql_dbg_dpc, base_vha, 0x4000, "DPC handler sleeping.\n"); schedule(); if (test_and_clear_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags)) qla_pci_set_eeh_busy(base_vha); if (!base_vha->flags.init_done || ha->flags.mbox_busy) goto end_loop; if (ha->flags.eeh_busy) { ql_dbg(ql_dbg_dpc, base_vha, 0x4003, "eeh_busy=%d.\n", ha->flags.eeh_busy); goto end_loop; } ha->dpc_active = 1; ql_dbg(ql_dbg_dpc + ql_dbg_verbose, base_vha, 0x4001, "DPC handler waking up, dpc_flags=0x%lx.\n", base_vha->dpc_flags); if (test_bit(UNLOADING, &base_vha->dpc_flags)) break; if (IS_P3P_TYPE(ha)) { if (IS_QLA8044(ha)) { if (test_and_clear_bit(ISP_UNRECOVERABLE, &base_vha->dpc_flags)) { qla8044_idc_lock(ha); qla8044_wr_direct(base_vha, QLA8044_CRB_DEV_STATE_INDEX, QLA8XXX_DEV_FAILED); qla8044_idc_unlock(ha); ql_log(ql_log_info, base_vha, 0x4004, "HW State: FAILED.\n"); qla8044_device_state_handler(base_vha); continue; } } else { if (test_and_clear_bit(ISP_UNRECOVERABLE, &base_vha->dpc_flags)) { qla82xx_idc_lock(ha); qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_FAILED); qla82xx_idc_unlock(ha); ql_log(ql_log_info, base_vha, 0x0151, "HW State: FAILED.\n"); qla82xx_device_state_handler(base_vha); continue; } } if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED, &base_vha->dpc_flags)) { ql_dbg(ql_dbg_dpc, base_vha, 0x4005, "FCoE context reset scheduled.\n"); if (!(test_and_set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags))) { if (qla82xx_fcoe_ctx_reset(base_vha)) { /* FCoE-ctx reset failed. * Escalate to chip-reset */ set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); } clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); } ql_dbg(ql_dbg_dpc, base_vha, 0x4006, "FCoE context reset end.\n"); } } else if (IS_QLAFX00(ha)) { if (test_and_clear_bit(ISP_UNRECOVERABLE, &base_vha->dpc_flags)) { ql_dbg(ql_dbg_dpc, base_vha, 0x4020, "Firmware Reset Recovery\n"); if (qlafx00_reset_initialize(base_vha)) { /* Failed. Abort isp later. */ if (!test_bit(UNLOADING, &base_vha->dpc_flags)) { set_bit(ISP_UNRECOVERABLE, &base_vha->dpc_flags); ql_dbg(ql_dbg_dpc, base_vha, 0x4021, "Reset Recovery Failed\n"); } } } if (test_and_clear_bit(FX00_TARGET_SCAN, &base_vha->dpc_flags)) { ql_dbg(ql_dbg_dpc, base_vha, 0x4022, "ISPFx00 Target Scan scheduled\n"); if (qlafx00_rescan_isp(base_vha)) { if (!test_bit(UNLOADING, &base_vha->dpc_flags)) set_bit(ISP_UNRECOVERABLE, &base_vha->dpc_flags); ql_dbg(ql_dbg_dpc, base_vha, 0x401e, "ISPFx00 Target Scan Failed\n"); } ql_dbg(ql_dbg_dpc, base_vha, 0x401f, "ISPFx00 Target Scan End\n"); } if (test_and_clear_bit(FX00_HOST_INFO_RESEND, &base_vha->dpc_flags)) { ql_dbg(ql_dbg_dpc, base_vha, 0x4023, "ISPFx00 Host Info resend scheduled\n"); qlafx00_fx_disc(base_vha, &base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO); } } if (test_and_clear_bit(DETECT_SFP_CHANGE, &base_vha->dpc_flags)) { /* Semantic: * - NO-OP -- await next ISP-ABORT. Preferred method * to minimize disruptions that will occur * when a forced chip-reset occurs. * - Force -- ISP-ABORT scheduled. */ /* set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); */ } if (test_and_clear_bit (ISP_ABORT_NEEDED, &base_vha->dpc_flags) && !test_bit(UNLOADING, &base_vha->dpc_flags)) { bool do_reset = true; switch (base_vha->qlini_mode) { case QLA2XXX_INI_MODE_ENABLED: break; case QLA2XXX_INI_MODE_DISABLED: if (!qla_tgt_mode_enabled(base_vha) && !ha->flags.fw_started) do_reset = false; break; case QLA2XXX_INI_MODE_DUAL: if (!qla_dual_mode_enabled(base_vha) && !ha->flags.fw_started) do_reset = false; break; default: break; } if (do_reset && !(test_and_set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags))) { base_vha->flags.online = 1; ql_dbg(ql_dbg_dpc, base_vha, 0x4007, "ISP abort scheduled.\n"); if (ha->isp_ops->abort_isp(base_vha)) { /* failed. retry later */ set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); } clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); ql_dbg(ql_dbg_dpc, base_vha, 0x4008, "ISP abort end.\n"); } } if (test_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags)) { if (atomic_read(&base_vha->loop_state) == LOOP_READY) { qla24xx_process_purex_list (&base_vha->purex_list); clear_bit(PROCESS_PUREX_IOCB, &base_vha->dpc_flags); } } if (IS_QLAFX00(ha)) goto loop_resync_check; if (test_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags)) { ql_dbg(ql_dbg_dpc, base_vha, 0x4009, "Quiescence mode scheduled.\n"); if (IS_P3P_TYPE(ha)) { if (IS_QLA82XX(ha)) qla82xx_device_state_handler(base_vha); if (IS_QLA8044(ha)) qla8044_device_state_handler(base_vha); clear_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags); if (!ha->flags.quiesce_owner) { qla2x00_perform_loop_resync(base_vha); if (IS_QLA82XX(ha)) { qla82xx_idc_lock(ha); qla82xx_clear_qsnt_ready( base_vha); qla82xx_idc_unlock(ha); } else if (IS_QLA8044(ha)) { qla8044_idc_lock(ha); qla8044_clear_qsnt_ready( base_vha); qla8044_idc_unlock(ha); } } } else { clear_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags); qla2x00_quiesce_io(base_vha); } ql_dbg(ql_dbg_dpc, base_vha, 0x400a, "Quiescence mode end.\n"); } if (test_and_clear_bit(RESET_MARKER_NEEDED, &base_vha->dpc_flags) && (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) { ql_dbg(ql_dbg_dpc, base_vha, 0x400b, "Reset marker scheduled.\n"); qla2x00_rst_aen(base_vha); clear_bit(RESET_ACTIVE, &base_vha->dpc_flags); ql_dbg(ql_dbg_dpc, base_vha, 0x400c, "Reset marker end.\n"); } /* Retry each device up to login retry count */ if (test_bit(RELOGIN_NEEDED, &base_vha->dpc_flags) && !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) && atomic_read(&base_vha->loop_state) != LOOP_DOWN) { if (!base_vha->relogin_jif || time_after_eq(jiffies, base_vha->relogin_jif)) { base_vha->relogin_jif = jiffies + HZ; clear_bit(RELOGIN_NEEDED, &base_vha->dpc_flags); ql_dbg(ql_dbg_disc, base_vha, 0x400d, "Relogin scheduled.\n"); qla24xx_post_relogin_work(base_vha); } } loop_resync_check: if (!qla2x00_reset_active(base_vha) && test_and_clear_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) { /* * Allow abort_isp to complete before moving on to scanning. */ ql_dbg(ql_dbg_dpc, base_vha, 0x400f, "Loop resync scheduled.\n"); if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, &base_vha->dpc_flags))) { qla2x00_loop_resync(base_vha); clear_bit(LOOP_RESYNC_ACTIVE, &base_vha->dpc_flags); } ql_dbg(ql_dbg_dpc, base_vha, 0x4010, "Loop resync end.\n"); } if (IS_QLAFX00(ha)) goto intr_on_check; if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) && atomic_read(&base_vha->loop_state) == LOOP_READY) { clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags); qla2xxx_flash_npiv_conf(base_vha); } intr_on_check: if (!ha->interrupts_on) ha->isp_ops->enable_intrs(ha); if (test_and_clear_bit(BEACON_BLINK_NEEDED, &base_vha->dpc_flags)) { if (ha->beacon_blink_led == 1) ha->isp_ops->beacon_blink(base_vha); } /* qpair online check */ if (test_and_clear_bit(QPAIR_ONLINE_CHECK_NEEDED, &base_vha->dpc_flags)) { if (ha->flags.eeh_busy || ha->flags.pci_channel_io_perm_failure) online = 0; else online = 1; mutex_lock(&ha->mq_lock); list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) qpair->online = online; mutex_unlock(&ha->mq_lock); } if (test_and_clear_bit(SET_ZIO_THRESHOLD_NEEDED, &base_vha->dpc_flags)) { u16 threshold = ha->nvme_last_rptd_aen + ha->last_zio_threshold; if (threshold > ha->orig_fw_xcb_count) threshold = ha->orig_fw_xcb_count; ql_log(ql_log_info, base_vha, 0xffffff, "SET ZIO Activity exchange threshold to %d.\n", threshold); if (qla27xx_set_zio_threshold(base_vha, threshold)) { ql_log(ql_log_info, base_vha, 0xffffff, "Unable to SET ZIO Activity exchange threshold to %d.\n", threshold); } } if (!IS_QLAFX00(ha)) qla2x00_do_dpc_all_vps(base_vha); if (test_and_clear_bit(N2N_LINK_RESET, &base_vha->dpc_flags)) { qla2x00_lip_reset(base_vha); } ha->dpc_active = 0; end_loop: set_current_state(TASK_INTERRUPTIBLE); } /* End of while(1) */ __set_current_state(TASK_RUNNING); ql_dbg(ql_dbg_dpc, base_vha, 0x4011, "DPC handler exiting.\n"); /* * Make sure that nobody tries to wake us up again. */ ha->dpc_active = 0; /* Cleanup any residual CTX SRBs. */ qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); return 0; } void qla2xxx_wake_dpc(struct scsi_qla_host *vha) { struct qla_hw_data *ha = vha->hw; struct task_struct *t = ha->dpc_thread; if (!test_bit(UNLOADING, &vha->dpc_flags) && t) wake_up_process(t); } /* * qla2x00_rst_aen * Processes asynchronous reset. * * Input: * ha = adapter block pointer. */ static void qla2x00_rst_aen(scsi_qla_host_t *vha) { if (vha->flags.online && !vha->flags.reset_active && !atomic_read(&vha->loop_down_timer) && !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) { do { clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); /* * Issue marker command only when we are going to start * the I/O. */ vha->marker_needed = 1; } while (!atomic_read(&vha->loop_down_timer) && (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags))); } } static bool qla_do_heartbeat(struct scsi_qla_host *vha) { struct qla_hw_data *ha = vha->hw; u32 cmpl_cnt; u16 i; bool do_heartbeat = false; /* * Allow do_heartbeat only if we don’t have any active interrupts, * but there are still IOs outstanding with firmware. */ cmpl_cnt = ha->base_qpair->cmd_completion_cnt; if (cmpl_cnt == ha->base_qpair->prev_completion_cnt && cmpl_cnt != ha->base_qpair->cmd_cnt) { do_heartbeat = true; goto skip; } ha->base_qpair->prev_completion_cnt = cmpl_cnt; for (i = 0; i < ha->max_qpairs; i++) { if (ha->queue_pair_map[i]) { cmpl_cnt = ha->queue_pair_map[i]->cmd_completion_cnt; if (cmpl_cnt == ha->queue_pair_map[i]->prev_completion_cnt && cmpl_cnt != ha->queue_pair_map[i]->cmd_cnt) { do_heartbeat = true; break; } ha->queue_pair_map[i]->prev_completion_cnt = cmpl_cnt; } } skip: return do_heartbeat; } static void qla_heart_beat(struct scsi_qla_host *vha, u16 dpc_started) { struct qla_hw_data *ha = vha->hw; if (vha->vp_idx) return; if (vha->hw->flags.eeh_busy || qla2x00_chip_is_down(vha)) return; /* * dpc thread cannot run if heartbeat is running at the same time. * We also do not want to starve heartbeat task. Therefore, do * heartbeat task at least once every 5 seconds. */ if (dpc_started && time_before(jiffies, ha->last_heartbeat_run_jiffies + 5 * HZ)) return; if (qla_do_heartbeat(vha)) { ha->last_heartbeat_run_jiffies = jiffies; queue_work(ha->wq, &ha->heartbeat_work); } } static void qla_wind_down_chip(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; if (!ha->flags.eeh_busy) return; if (ha->pci_error_state) /* system is trying to recover */ return; /* * Current system is not handling PCIE error. At this point, this is * best effort to wind down the adapter. */ if (time_after_eq(jiffies, ha->eeh_jif + ql2xdelay_before_pci_error_handling * HZ) && !ha->flags.eeh_flush) { ql_log(ql_log_info, vha, 0x9009, "PCI Error detected, attempting to reset hardware.\n"); ha->isp_ops->reset_chip(vha); ha->isp_ops->disable_intrs(ha); ha->flags.eeh_flush = EEH_FLUSH_RDY; ha->eeh_jif = jiffies; } else if (ha->flags.eeh_flush == EEH_FLUSH_RDY && time_after_eq(jiffies, ha->eeh_jif + 5 * HZ)) { pci_clear_master(ha->pdev); /* flush all command */ qla2x00_abort_isp_cleanup(vha); ha->flags.eeh_flush = EEH_FLUSH_DONE; ql_log(ql_log_info, vha, 0x900a, "PCI Error handling complete, all IOs aborted.\n"); } } /************************************************************************** * qla2x00_timer * * Description: * One second timer * * Context: Interrupt ***************************************************************************/ void qla2x00_timer(struct timer_list *t) { scsi_qla_host_t *vha = from_timer(vha, t, timer); unsigned long cpu_flags = 0; int start_dpc = 0; int index; srb_t *sp; uint16_t w; struct qla_hw_data *ha = vha->hw; struct req_que *req; unsigned long flags; fc_port_t *fcport = NULL; if (ha->flags.eeh_busy) { qla_wind_down_chip(vha); ql_dbg(ql_dbg_timer, vha, 0x6000, "EEH = %d, restarting timer.\n", ha->flags.eeh_busy); qla2x00_restart_timer(vha, WATCH_INTERVAL); return; } /* * Hardware read to raise pending EEH errors during mailbox waits. If * the read returns -1 then disable the board. */ if (!pci_channel_offline(ha->pdev)) { pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w); qla2x00_check_reg16_for_disconnect(vha, w); } /* Make sure qla82xx_watchdog is run only for physical port */ if (!vha->vp_idx && IS_P3P_TYPE(ha)) { if (test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags)) start_dpc++; if (IS_QLA82XX(ha)) qla82xx_watchdog(vha); else if (IS_QLA8044(ha)) qla8044_watchdog(vha); } if (!vha->vp_idx && IS_QLAFX00(ha)) qlafx00_timer_routine(vha); if (vha->link_down_time < QLA2XX_MAX_LINK_DOWN_TIME) vha->link_down_time++; spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); list_for_each_entry(fcport, &vha->vp_fcports, list) { if (fcport->tgt_link_down_time < QLA2XX_MAX_LINK_DOWN_TIME) fcport->tgt_link_down_time++; } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); /* Loop down handler. */ if (atomic_read(&vha->loop_down_timer) > 0 && !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) && !(test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags)) && vha->flags.online) { if (atomic_read(&vha->loop_down_timer) == vha->loop_down_abort_time) { ql_log(ql_log_info, vha, 0x6008, "Loop down - aborting the queues before time expires.\n"); if (!IS_QLA2100(ha) && vha->link_down_timeout) atomic_set(&vha->loop_state, LOOP_DEAD); /* * Schedule an ISP abort to return any FCP2-device * commands. */ /* NPIV - scan physical port only */ if (!vha->vp_idx) { spin_lock_irqsave(&ha->hardware_lock, cpu_flags); req = ha->req_q_map[0]; for (index = 1; index < req->num_outstanding_cmds; index++) { fc_port_t *sfcp; sp = req->outstanding_cmds[index]; if (!sp) continue; if (sp->cmd_type != TYPE_SRB) continue; if (sp->type != SRB_SCSI_CMD) continue; sfcp = sp->fcport; if (!(sfcp->flags & FCF_FCP2_DEVICE)) continue; if (IS_QLA82XX(ha)) set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); else set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); break; } spin_unlock_irqrestore(&ha->hardware_lock, cpu_flags); } start_dpc++; } /* if the loop has been down for 4 minutes, reinit adapter */ if (atomic_dec_and_test(&vha->loop_down_timer) != 0) { if (!(vha->device_flags & DFLG_NO_CABLE) && !vha->vp_idx) { ql_log(ql_log_warn, vha, 0x6009, "Loop down - aborting ISP.\n"); if (IS_QLA82XX(ha)) set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); else set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); } } ql_dbg(ql_dbg_timer, vha, 0x600a, "Loop down - seconds remaining %d.\n", atomic_read(&vha->loop_down_timer)); } /* Check if beacon LED needs to be blinked for physical host only */ if (!vha->vp_idx && (ha->beacon_blink_led == 1)) { /* There is no beacon_blink function for ISP82xx */ if (!IS_P3P_TYPE(ha)) { set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags); start_dpc++; } } /* check if edif running */ if (vha->hw->flags.edif_enabled) qla_edif_timer(vha); /* Process any deferred work. */ if (!list_empty(&vha->work_list)) { unsigned long flags; bool q = false; spin_lock_irqsave(&vha->work_lock, flags); if (!test_and_set_bit(IOCB_WORK_ACTIVE, &vha->dpc_flags)) q = true; spin_unlock_irqrestore(&vha->work_lock, flags); if (q) queue_work(vha->hw->wq, &vha->iocb_work); } /* * FC-NVME * see if the active AEN count has changed from what was last reported. */ index = atomic_read(&ha->nvme_active_aen_cnt); if (!vha->vp_idx && (index != ha->nvme_last_rptd_aen) && ha->zio_mode == QLA_ZIO_MODE_6 && !ha->flags.host_shutting_down) { ha->nvme_last_rptd_aen = atomic_read(&ha->nvme_active_aen_cnt); ql_log(ql_log_info, vha, 0x3002, "nvme: Sched: Set ZIO exchange threshold to %d.\n", ha->nvme_last_rptd_aen); set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags); start_dpc++; } if (!vha->vp_idx && atomic_read(&ha->zio_threshold) != ha->last_zio_threshold && IS_ZIO_THRESHOLD_CAPABLE(ha)) { ql_log(ql_log_info, vha, 0x3002, "Sched: Set ZIO exchange threshold to %d.\n", ha->last_zio_threshold); ha->last_zio_threshold = atomic_read(&ha->zio_threshold); set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags); start_dpc++; } qla_adjust_buf(vha); /* borrowing w to signify dpc will run */ w = 0; /* Schedule the DPC routine if needed */ if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) || start_dpc || test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) || test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) || test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) || test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) || test_bit(VP_DPC_NEEDED, &vha->dpc_flags) || test_bit(RELOGIN_NEEDED, &vha->dpc_flags) || test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags))) { ql_dbg(ql_dbg_timer, vha, 0x600b, "isp_abort_needed=%d loop_resync_needed=%d " "start_dpc=%d reset_marker_needed=%d", test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags), test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags), start_dpc, test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)); ql_dbg(ql_dbg_timer, vha, 0x600c, "beacon_blink_needed=%d isp_unrecoverable=%d " "fcoe_ctx_reset_needed=%d vp_dpc_needed=%d " "relogin_needed=%d, Process_purex_iocb=%d.\n", test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags), test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags), test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags), test_bit(VP_DPC_NEEDED, &vha->dpc_flags), test_bit(RELOGIN_NEEDED, &vha->dpc_flags), test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags)); qla2xxx_wake_dpc(vha); w = 1; } qla_heart_beat(vha, w); qla2x00_restart_timer(vha, WATCH_INTERVAL); } /* Firmware interface routines. */ #define FW_ISP21XX 0 #define FW_ISP22XX 1 #define FW_ISP2300 2 #define FW_ISP2322 3 #define FW_ISP24XX 4 #define FW_ISP25XX 5 #define FW_ISP81XX 6 #define FW_ISP82XX 7 #define FW_ISP2031 8 #define FW_ISP8031 9 #define FW_ISP27XX 10 #define FW_ISP28XX 11 #define FW_FILE_ISP21XX "ql2100_fw.bin" #define FW_FILE_ISP22XX "ql2200_fw.bin" #define FW_FILE_ISP2300 "ql2300_fw.bin" #define FW_FILE_ISP2322 "ql2322_fw.bin" #define FW_FILE_ISP24XX "ql2400_fw.bin" #define FW_FILE_ISP25XX "ql2500_fw.bin" #define FW_FILE_ISP81XX "ql8100_fw.bin" #define FW_FILE_ISP82XX "ql8200_fw.bin" #define FW_FILE_ISP2031 "ql2600_fw.bin" #define FW_FILE_ISP8031 "ql8300_fw.bin" #define FW_FILE_ISP27XX "ql2700_fw.bin" #define FW_FILE_ISP28XX "ql2800_fw.bin" static DEFINE_MUTEX(qla_fw_lock); static struct fw_blob qla_fw_blobs[] = { { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, }, { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, }, { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, }, { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, }, { .name = FW_FILE_ISP24XX, }, { .name = FW_FILE_ISP25XX, }, { .name = FW_FILE_ISP81XX, }, { .name = FW_FILE_ISP82XX, }, { .name = FW_FILE_ISP2031, }, { .name = FW_FILE_ISP8031, }, { .name = FW_FILE_ISP27XX, }, { .name = FW_FILE_ISP28XX, }, { .name = NULL, }, }; struct fw_blob * qla2x00_request_firmware(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; struct fw_blob *blob; if (IS_QLA2100(ha)) { blob = &qla_fw_blobs[FW_ISP21XX]; } else if (IS_QLA2200(ha)) { blob = &qla_fw_blobs[FW_ISP22XX]; } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { blob = &qla_fw_blobs[FW_ISP2300]; } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) { blob = &qla_fw_blobs[FW_ISP2322]; } else if (IS_QLA24XX_TYPE(ha)) { blob = &qla_fw_blobs[FW_ISP24XX]; } else if (IS_QLA25XX(ha)) { blob = &qla_fw_blobs[FW_ISP25XX]; } else if (IS_QLA81XX(ha)) { blob = &qla_fw_blobs[FW_ISP81XX]; } else if (IS_QLA82XX(ha)) { blob = &qla_fw_blobs[FW_ISP82XX]; } else if (IS_QLA2031(ha)) { blob = &qla_fw_blobs[FW_ISP2031]; } else if (IS_QLA8031(ha)) { blob = &qla_fw_blobs[FW_ISP8031]; } else if (IS_QLA27XX(ha)) { blob = &qla_fw_blobs[FW_ISP27XX]; } else if (IS_QLA28XX(ha)) { blob = &qla_fw_blobs[FW_ISP28XX]; } else { return NULL; } if (!blob->name) return NULL; mutex_lock(&qla_fw_lock); if (blob->fw) goto out; if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) { ql_log(ql_log_warn, vha, 0x0063, "Failed to load firmware image (%s).\n", blob->name); blob->fw = NULL; blob = NULL; } out: mutex_unlock(&qla_fw_lock); return blob; } static void qla2x00_release_firmware(void) { struct fw_blob *blob; mutex_lock(&qla_fw_lock); for (blob = qla_fw_blobs; blob->name; blob++) release_firmware(blob->fw); mutex_unlock(&qla_fw_lock); } static void qla_pci_error_cleanup(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); struct qla_qpair *qpair = NULL; struct scsi_qla_host *vp, *tvp; fc_port_t *fcport; int i; unsigned long flags; ql_dbg(ql_dbg_aer, vha, 0x9000, "%s\n", __func__); ha->chip_reset++; ha->base_qpair->chip_reset = ha->chip_reset; for (i = 0; i < ha->max_qpairs; i++) { if (ha->queue_pair_map[i]) ha->queue_pair_map[i]->chip_reset = ha->base_qpair->chip_reset; } /* * purge mailbox might take a while. Slot Reset/chip reset * will take care of the purge */ mutex_lock(&ha->mq_lock); ha->base_qpair->online = 0; list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) qpair->online = 0; wmb(); mutex_unlock(&ha->mq_lock); qla2x00_mark_all_devices_lost(vha); spin_lock_irqsave(&ha->vport_slock, flags); list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) { atomic_inc(&vp->vref_count); spin_unlock_irqrestore(&ha->vport_slock, flags); qla2x00_mark_all_devices_lost(vp); spin_lock_irqsave(&ha->vport_slock, flags); atomic_dec(&vp->vref_count); } spin_unlock_irqrestore(&ha->vport_slock, flags); /* Clear all async request states across all VPs. */ list_for_each_entry(fcport, &vha->vp_fcports, list) fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); spin_lock_irqsave(&ha->vport_slock, flags); list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) { atomic_inc(&vp->vref_count); spin_unlock_irqrestore(&ha->vport_slock, flags); list_for_each_entry(fcport, &vp->vp_fcports, list) fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT); spin_lock_irqsave(&ha->vport_slock, flags); atomic_dec(&vp->vref_count); } spin_unlock_irqrestore(&ha->vport_slock, flags); } static pci_ers_result_t qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { scsi_qla_host_t *vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = vha->hw; pci_ers_result_t ret = PCI_ERS_RESULT_NEED_RESET; ql_log(ql_log_warn, vha, 0x9000, "PCI error detected, state %x.\n", state); ha->pci_error_state = QLA_PCI_ERR_DETECTED; if (!atomic_read(&pdev->enable_cnt)) { ql_log(ql_log_info, vha, 0xffff, "PCI device is disabled,state %x\n", state); ret = PCI_ERS_RESULT_NEED_RESET; goto out; } switch (state) { case pci_channel_io_normal: qla_pci_set_eeh_busy(vha); if (ql2xmqsupport || ql2xnvmeenable) { set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); } ret = PCI_ERS_RESULT_CAN_RECOVER; break; case pci_channel_io_frozen: qla_pci_set_eeh_busy(vha); ret = PCI_ERS_RESULT_NEED_RESET; break; case pci_channel_io_perm_failure: ha->flags.pci_channel_io_perm_failure = 1; qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); if (ql2xmqsupport || ql2xnvmeenable) { set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); } ret = PCI_ERS_RESULT_DISCONNECT; } out: ql_dbg(ql_dbg_aer, vha, 0x600d, "PCI error detected returning [%x].\n", ret); return ret; } static pci_ers_result_t qla2xxx_pci_mmio_enabled(struct pci_dev *pdev) { int risc_paused = 0; uint32_t stat; unsigned long flags; scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = base_vha->hw; struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; ql_log(ql_log_warn, base_vha, 0x9000, "mmio enabled\n"); ha->pci_error_state = QLA_PCI_MMIO_ENABLED; if (IS_QLA82XX(ha)) return PCI_ERS_RESULT_RECOVERED; if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, base_vha, 0x803f, "During mmio enabled, PCI/Register disconnect still detected.\n"); goto out; } spin_lock_irqsave(&ha->hardware_lock, flags); if (IS_QLA2100(ha) || IS_QLA2200(ha)){ stat = rd_reg_word(®->hccr); if (stat & HCCR_RISC_PAUSE) risc_paused = 1; } else if (IS_QLA23XX(ha)) { stat = rd_reg_dword(®->u.isp2300.host_status); if (stat & HSR_RISC_PAUSED) risc_paused = 1; } else if (IS_FWI2_CAPABLE(ha)) { stat = rd_reg_dword(®24->host_status); if (stat & HSRX_RISC_PAUSED) risc_paused = 1; } spin_unlock_irqrestore(&ha->hardware_lock, flags); if (risc_paused) { ql_log(ql_log_info, base_vha, 0x9003, "RISC paused -- mmio_enabled, Dumping firmware.\n"); qla2xxx_dump_fw(base_vha); } out: /* set PCI_ERS_RESULT_NEED_RESET to trigger call to qla2xxx_pci_slot_reset */ ql_dbg(ql_dbg_aer, base_vha, 0x600d, "mmio enabled returning.\n"); return PCI_ERS_RESULT_NEED_RESET; } static pci_ers_result_t qla2xxx_pci_slot_reset(struct pci_dev *pdev) { pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = base_vha->hw; int rc; struct qla_qpair *qpair = NULL; ql_log(ql_log_warn, base_vha, 0x9004, "Slot Reset.\n"); ha->pci_error_state = QLA_PCI_SLOT_RESET; /* Workaround: qla2xxx driver which access hardware earlier * needs error state to be pci_channel_io_online. * Otherwise mailbox command timesout. */ pdev->error_state = pci_channel_io_normal; pci_restore_state(pdev); /* pci_restore_state() clears the saved_state flag of the device * save restored state which resets saved_state flag */ pci_save_state(pdev); if (ha->mem_only) rc = pci_enable_device_mem(pdev); else rc = pci_enable_device(pdev); if (rc) { ql_log(ql_log_warn, base_vha, 0x9005, "Can't re-enable PCI device after reset.\n"); goto exit_slot_reset; } if (ha->isp_ops->pci_config(base_vha)) goto exit_slot_reset; mutex_lock(&ha->mq_lock); list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) qpair->online = 1; mutex_unlock(&ha->mq_lock); ha->flags.eeh_busy = 0; base_vha->flags.online = 1; set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); ha->isp_ops->abort_isp(base_vha); clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); if (qla2x00_isp_reg_stat(ha)) { ha->flags.eeh_busy = 1; qla_pci_error_cleanup(base_vha); ql_log(ql_log_warn, base_vha, 0x9005, "Device unable to recover from PCI error.\n"); } else { ret = PCI_ERS_RESULT_RECOVERED; } exit_slot_reset: ql_dbg(ql_dbg_aer, base_vha, 0x900e, "Slot Reset returning %x.\n", ret); return ret; } static void qla2xxx_pci_resume(struct pci_dev *pdev) { scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = base_vha->hw; int ret; ql_log(ql_log_warn, base_vha, 0x900f, "Pci Resume.\n"); ret = qla2x00_wait_for_hba_online(base_vha); if (ret != QLA_SUCCESS) { ql_log(ql_log_fatal, base_vha, 0x9002, "The device failed to resume I/O from slot/link_reset.\n"); } ha->pci_error_state = QLA_PCI_RESUME; ql_dbg(ql_dbg_aer, base_vha, 0x600d, "Pci Resume returning.\n"); } void qla_pci_set_eeh_busy(struct scsi_qla_host *vha) { struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); bool do_cleanup = false; unsigned long flags; if (ha->flags.eeh_busy) return; spin_lock_irqsave(&base_vha->work_lock, flags); if (!ha->flags.eeh_busy) { ha->eeh_jif = jiffies; ha->flags.eeh_flush = 0; ha->flags.eeh_busy = 1; do_cleanup = true; } spin_unlock_irqrestore(&base_vha->work_lock, flags); if (do_cleanup) qla_pci_error_cleanup(base_vha); } /* * this routine will schedule a task to pause IO from interrupt context * if caller sees a PCIE error event (register read = 0xf's) */ void qla_schedule_eeh_work(struct scsi_qla_host *vha) { struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); if (ha->flags.eeh_busy) return; set_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags); qla2xxx_wake_dpc(base_vha); } static void qla_pci_reset_prepare(struct pci_dev *pdev) { scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = base_vha->hw; struct qla_qpair *qpair; ql_log(ql_log_warn, base_vha, 0xffff, "%s.\n", __func__); /* * PCI FLR/function reset is about to reset the * slot. Stop the chip to stop all DMA access. * It is assumed that pci_reset_done will be called * after FLR to resume Chip operation. */ ha->flags.eeh_busy = 1; mutex_lock(&ha->mq_lock); list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) qpair->online = 0; mutex_unlock(&ha->mq_lock); set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); qla2x00_abort_isp_cleanup(base_vha); qla2x00_abort_all_cmds(base_vha, DID_RESET << 16); } static void qla_pci_reset_done(struct pci_dev *pdev) { scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = base_vha->hw; struct qla_qpair *qpair; ql_log(ql_log_warn, base_vha, 0xffff, "%s.\n", __func__); /* * FLR just completed by PCI layer. Resume adapter */ ha->flags.eeh_busy = 0; mutex_lock(&ha->mq_lock); list_for_each_entry(qpair, &base_vha->qp_list, qp_list_elem) qpair->online = 1; mutex_unlock(&ha->mq_lock); base_vha->flags.online = 1; ha->isp_ops->abort_isp(base_vha); clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); } static void qla2xxx_map_queues(struct Scsi_Host *shost) { scsi_qla_host_t *vha = (scsi_qla_host_t *)shost->hostdata; struct blk_mq_queue_map *qmap = &shost->tag_set.map[HCTX_TYPE_DEFAULT]; if (USER_CTRL_IRQ(vha->hw) || !vha->hw->mqiobase) blk_mq_map_queues(qmap); else blk_mq_pci_map_queues(qmap, vha->hw->pdev, vha->irq_offset); } struct scsi_host_template qla2xxx_driver_template = { .module = THIS_MODULE, .name = QLA2XXX_DRIVER_NAME, .queuecommand = qla2xxx_queuecommand, .eh_timed_out = fc_eh_timed_out, .eh_abort_handler = qla2xxx_eh_abort, .eh_should_retry_cmd = fc_eh_should_retry_cmd, .eh_device_reset_handler = qla2xxx_eh_device_reset, .eh_target_reset_handler = qla2xxx_eh_target_reset, .eh_bus_reset_handler = qla2xxx_eh_bus_reset, .eh_host_reset_handler = qla2xxx_eh_host_reset, .slave_configure = qla2xxx_slave_configure, .slave_alloc = qla2xxx_slave_alloc, .slave_destroy = qla2xxx_slave_destroy, .scan_finished = qla2xxx_scan_finished, .scan_start = qla2xxx_scan_start, .change_queue_depth = scsi_change_queue_depth, .map_queues = qla2xxx_map_queues, .this_id = -1, .cmd_per_lun = 3, .sg_tablesize = SG_ALL, .max_sectors = 0xFFFF, .shost_groups = qla2x00_host_groups, .supported_mode = MODE_INITIATOR, .track_queue_depth = 1, .cmd_size = sizeof(srb_t), }; static const struct pci_error_handlers qla2xxx_err_handler = { .error_detected = qla2xxx_pci_error_detected, .mmio_enabled = qla2xxx_pci_mmio_enabled, .slot_reset = qla2xxx_pci_slot_reset, .resume = qla2xxx_pci_resume, .reset_prepare = qla_pci_reset_prepare, .reset_done = qla_pci_reset_done, }; static struct pci_device_id qla2xxx_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2031) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8031) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISPF001) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8044) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2071) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2271) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2261) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2061) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2081) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2281) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2089) }, { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2289) }, { 0 }, }; MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl); static struct pci_driver qla2xxx_pci_driver = { .name = QLA2XXX_DRIVER_NAME, .driver = { .owner = THIS_MODULE, }, .id_table = qla2xxx_pci_tbl, .probe = qla2x00_probe_one, .remove = qla2x00_remove_one, .shutdown = qla2x00_shutdown, .err_handler = &qla2xxx_err_handler, }; static const struct file_operations apidev_fops = { .owner = THIS_MODULE, .llseek = noop_llseek, }; /** * qla2x00_module_init - Module initialization. **/ static int __init qla2x00_module_init(void) { int ret = 0; BUILD_BUG_ON(sizeof(cmd_a64_entry_t) != 64); BUILD_BUG_ON(sizeof(cmd_entry_t) != 64); BUILD_BUG_ON(sizeof(cont_a64_entry_t) != 64); BUILD_BUG_ON(sizeof(cont_entry_t) != 64); BUILD_BUG_ON(sizeof(init_cb_t) != 96); BUILD_BUG_ON(sizeof(mrk_entry_t) != 64); BUILD_BUG_ON(sizeof(ms_iocb_entry_t) != 64); BUILD_BUG_ON(sizeof(request_t) != 64); BUILD_BUG_ON(sizeof(struct abort_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct abort_iocb_entry_fx00) != 64); BUILD_BUG_ON(sizeof(struct abts_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct access_chip_84xx) != 64); BUILD_BUG_ON(sizeof(struct access_chip_rsp_84xx) != 64); BUILD_BUG_ON(sizeof(struct cmd_bidir) != 64); BUILD_BUG_ON(sizeof(struct cmd_nvme) != 64); BUILD_BUG_ON(sizeof(struct cmd_type_6) != 64); BUILD_BUG_ON(sizeof(struct cmd_type_7) != 64); BUILD_BUG_ON(sizeof(struct cmd_type_7_fx00) != 64); BUILD_BUG_ON(sizeof(struct cmd_type_crc_2) != 64); BUILD_BUG_ON(sizeof(struct ct_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct ct_fdmi1_hba_attributes) != 2604); BUILD_BUG_ON(sizeof(struct ct_fdmi2_hba_attributes) != 4424); BUILD_BUG_ON(sizeof(struct ct_fdmi2_port_attributes) != 4164); BUILD_BUG_ON(sizeof(struct ct_fdmi_hba_attr) != 260); BUILD_BUG_ON(sizeof(struct ct_fdmi_port_attr) != 260); BUILD_BUG_ON(sizeof(struct ct_rsp_hdr) != 16); BUILD_BUG_ON(sizeof(struct ctio_crc2_to_fw) != 64); BUILD_BUG_ON(sizeof(struct device_reg_24xx) != 256); BUILD_BUG_ON(sizeof(struct device_reg_25xxmq) != 24); BUILD_BUG_ON(sizeof(struct device_reg_2xxx) != 256); BUILD_BUG_ON(sizeof(struct device_reg_82xx) != 1288); BUILD_BUG_ON(sizeof(struct device_reg_fx00) != 216); BUILD_BUG_ON(sizeof(struct els_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct els_sts_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct fxdisc_entry_fx00) != 64); BUILD_BUG_ON(sizeof(struct imm_ntfy_from_isp) != 64); BUILD_BUG_ON(sizeof(struct init_cb_24xx) != 128); BUILD_BUG_ON(sizeof(struct init_cb_81xx) != 128); BUILD_BUG_ON(sizeof(struct logio_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct mbx_entry) != 64); BUILD_BUG_ON(sizeof(struct mid_init_cb_24xx) != 5252); BUILD_BUG_ON(sizeof(struct mrk_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct nvram_24xx) != 512); BUILD_BUG_ON(sizeof(struct nvram_81xx) != 512); BUILD_BUG_ON(sizeof(struct pt_ls4_request) != 64); BUILD_BUG_ON(sizeof(struct pt_ls4_rx_unsol) != 64); BUILD_BUG_ON(sizeof(struct purex_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct qla2100_fw_dump) != 123634); BUILD_BUG_ON(sizeof(struct qla2300_fw_dump) != 136100); BUILD_BUG_ON(sizeof(struct qla24xx_fw_dump) != 37976); BUILD_BUG_ON(sizeof(struct qla25xx_fw_dump) != 39228); BUILD_BUG_ON(sizeof(struct qla2xxx_fce_chain) != 52); BUILD_BUG_ON(sizeof(struct qla2xxx_fw_dump) != 136172); BUILD_BUG_ON(sizeof(struct qla2xxx_mq_chain) != 524); BUILD_BUG_ON(sizeof(struct qla2xxx_mqueue_chain) != 8); BUILD_BUG_ON(sizeof(struct qla2xxx_mqueue_header) != 12); BUILD_BUG_ON(sizeof(struct qla2xxx_offld_chain) != 24); BUILD_BUG_ON(sizeof(struct qla81xx_fw_dump) != 39420); BUILD_BUG_ON(sizeof(struct qla82xx_uri_data_desc) != 28); BUILD_BUG_ON(sizeof(struct qla82xx_uri_table_desc) != 32); BUILD_BUG_ON(sizeof(struct qla83xx_fw_dump) != 51196); BUILD_BUG_ON(sizeof(struct qla_fcp_prio_cfg) != FCP_PRIO_CFG_SIZE); BUILD_BUG_ON(sizeof(struct qla_fdt_layout) != 128); BUILD_BUG_ON(sizeof(struct qla_flt_header) != 8); BUILD_BUG_ON(sizeof(struct qla_flt_region) != 16); BUILD_BUG_ON(sizeof(struct qla_npiv_entry) != 24); BUILD_BUG_ON(sizeof(struct qla_npiv_header) != 16); BUILD_BUG_ON(sizeof(struct rdp_rsp_payload) != 336); BUILD_BUG_ON(sizeof(struct sns_cmd_pkt) != 2064); BUILD_BUG_ON(sizeof(struct sts_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct tsk_mgmt_entry) != 64); BUILD_BUG_ON(sizeof(struct tsk_mgmt_entry_fx00) != 64); BUILD_BUG_ON(sizeof(struct verify_chip_entry_84xx) != 64); BUILD_BUG_ON(sizeof(struct verify_chip_rsp_84xx) != 52); BUILD_BUG_ON(sizeof(struct vf_evfp_entry_24xx) != 56); BUILD_BUG_ON(sizeof(struct vp_config_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct vp_ctrl_entry_24xx) != 64); BUILD_BUG_ON(sizeof(struct vp_rpt_id_entry_24xx) != 64); BUILD_BUG_ON(sizeof(sts21_entry_t) != 64); BUILD_BUG_ON(sizeof(sts22_entry_t) != 64); BUILD_BUG_ON(sizeof(sts_cont_entry_t) != 64); BUILD_BUG_ON(sizeof(sts_entry_t) != 64); BUILD_BUG_ON(sizeof(sw_info_t) != 32); BUILD_BUG_ON(sizeof(target_id_t) != 2); qla_trace_init(); /* Allocate cache for SRBs. */ srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, SLAB_HWCACHE_ALIGN, NULL); if (srb_cachep == NULL) { ql_log(ql_log_fatal, NULL, 0x0001, "Unable to allocate SRB cache...Failing load!.\n"); return -ENOMEM; } /* Initialize target kmem_cache and mem_pools */ ret = qlt_init(); if (ret < 0) { goto destroy_cache; } else if (ret > 0) { /* * If initiator mode is explictly disabled by qlt_init(), * prevent scsi_transport_fc.c:fc_scsi_scan_rport() from * performing scsi_scan_target() during LOOP UP event. */ qla2xxx_transport_functions.disable_target_scan = 1; qla2xxx_transport_vport_functions.disable_target_scan = 1; } /* Derive version string. */ strcpy(qla2x00_version_str, QLA2XXX_VERSION); if (ql2xextended_error_logging) strcat(qla2x00_version_str, "-debug"); if (ql2xextended_error_logging == 1) ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK; qla2xxx_transport_template = fc_attach_transport(&qla2xxx_transport_functions); if (!qla2xxx_transport_template) { ql_log(ql_log_fatal, NULL, 0x0002, "fc_attach_transport failed...Failing load!.\n"); ret = -ENODEV; goto qlt_exit; } apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops); if (apidev_major < 0) { ql_log(ql_log_fatal, NULL, 0x0003, "Unable to register char device %s.\n", QLA2XXX_APIDEV); } qla2xxx_transport_vport_template = fc_attach_transport(&qla2xxx_transport_vport_functions); if (!qla2xxx_transport_vport_template) { ql_log(ql_log_fatal, NULL, 0x0004, "fc_attach_transport vport failed...Failing load!.\n"); ret = -ENODEV; goto unreg_chrdev; } ql_log(ql_log_info, NULL, 0x0005, "QLogic Fibre Channel HBA Driver: %s.\n", qla2x00_version_str); ret = pci_register_driver(&qla2xxx_pci_driver); if (ret) { ql_log(ql_log_fatal, NULL, 0x0006, "pci_register_driver failed...ret=%d Failing load!.\n", ret); goto release_vport_transport; } return ret; release_vport_transport: fc_release_transport(qla2xxx_transport_vport_template); unreg_chrdev: if (apidev_major >= 0) unregister_chrdev(apidev_major, QLA2XXX_APIDEV); fc_release_transport(qla2xxx_transport_template); qlt_exit: qlt_exit(); destroy_cache: kmem_cache_destroy(srb_cachep); qla_trace_uninit(); return ret; } /** * qla2x00_module_exit - Module cleanup. **/ static void __exit qla2x00_module_exit(void) { pci_unregister_driver(&qla2xxx_pci_driver); qla2x00_release_firmware(); kmem_cache_destroy(ctx_cachep); fc_release_transport(qla2xxx_transport_vport_template); if (apidev_major >= 0) unregister_chrdev(apidev_major, QLA2XXX_APIDEV); fc_release_transport(qla2xxx_transport_template); qlt_exit(); kmem_cache_destroy(srb_cachep); qla_trace_uninit(); } module_init(qla2x00_module_init); module_exit(qla2x00_module_exit); MODULE_AUTHOR("QLogic Corporation"); MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver"); MODULE_LICENSE("GPL"); MODULE_FIRMWARE(FW_FILE_ISP21XX); MODULE_FIRMWARE(FW_FILE_ISP22XX); MODULE_FIRMWARE(FW_FILE_ISP2300); MODULE_FIRMWARE(FW_FILE_ISP2322); MODULE_FIRMWARE(FW_FILE_ISP24XX); MODULE_FIRMWARE(FW_FILE_ISP25XX);
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