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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/scsi/qla2xxx/qla_os.c
Initial import
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c5831
1 files changed, 5831 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
new file mode 100644
index 000000000..a0305d83b
--- /dev/null
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -0,0 +1,5831 @@
+/*
+ * QLogic Fibre Channel HBA Driver
+ * Copyright (c) 2003-2014 QLogic Corporation
+ *
+ * See LICENSE.qla2xxx for copyright and licensing details.
+ */
+#include "qla_def.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 <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
+ */
+static struct kmem_cache *srb_cachep;
+
+/*
+ * CT6 CTX allocation cache
+ */
+static struct kmem_cache *ctx_cachep;
+/*
+ * error level for logging
+ */
+int ql_errlev = ql_log_all;
+
+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 - perfom PLOGI.");
+
+int ql2xloginretrycount = 0;
+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_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 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_PARM_DESC(ql2xfdmienable,
+ "Enables FDMI registrations. "
+ "0 - no FDMI. Default is 1 - perform FDMI.");
+
+#define MAX_Q_DEPTH 32
+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 32.");
+
+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");
+
+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 ql2xmaxqueues = 1;
+module_param(ql2xmaxqueues, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xmaxqueues,
+ "Enables MQ settings "
+ "Default is 1 for single queue. Set it to number "
+ "of queues in MQ mode.");
+
+int ql2xmultique_tag;
+module_param(ql2xmultique_tag, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xmultique_tag,
+ "Enables CPU affinity settings for the driver "
+ "Default is 0 for no affinity of request and response IO. "
+ "Set it to 1 to turn on the cpu affinity.");
+
+int ql2xfwloadbin;
+module_param(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 reject_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 ql2xtargetreset = 1;
+module_param(ql2xtargetreset, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xtargetreset,
+ "Enable target reset."
+ "Default is 1 - use hw defaults.");
+
+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;
+module_param(ql2xasynctmfenable, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xasynctmfenable,
+ "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
+ "Default is 0 - 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.");
+
+/*
+ * SCSI host template entry points
+ */
+static int qla2xxx_slave_configure(struct scsi_device * device);
+static int qla2xxx_slave_alloc(struct scsi_device *);
+static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
+static void qla2xxx_scan_start(struct Scsi_Host *);
+static void qla2xxx_slave_destroy(struct scsi_device *);
+static int qla2xxx_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd);
+static int qla2xxx_eh_abort(struct scsi_cmnd *);
+static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
+static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
+static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
+static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
+
+static void qla2x00_clear_drv_active(struct qla_hw_data *);
+static void qla2x00_free_device(scsi_qla_host_t *);
+static void qla83xx_disable_laser(scsi_qla_host_t *vha);
+
+struct scsi_host_template qla2xxx_driver_template = {
+ .module = THIS_MODULE,
+ .name = QLA2XXX_DRIVER_NAME,
+ .queuecommand = qla2xxx_queuecommand,
+
+ .eh_abort_handler = qla2xxx_eh_abort,
+ .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,
+ .this_id = -1,
+ .cmd_per_lun = 3,
+ .use_clustering = ENABLE_CLUSTERING,
+ .sg_tablesize = SG_ALL,
+
+ .max_sectors = 0xFFFF,
+ .shost_attrs = qla2x00_host_attrs,
+
+ .supported_mode = MODE_INITIATOR,
+ .use_blk_tags = 1,
+ .track_queue_depth = 1,
+};
+
+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, void *func, unsigned long interval)
+{
+ init_timer(&vha->timer);
+ vha->timer.expires = jiffies + interval * HZ;
+ vha->timer.data = (unsigned long)vha;
+ vha->timer.function = (void (*)(unsigned long))func;
+ 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 *);
+
+/* -------------------------------------------------------------------------- */
+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 = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
+ 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 = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
+ 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;
+ }
+ /*
+ * 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 1;
+
+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);
+ req = NULL;
+}
+
+static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
+{
+ if (IS_QLAFX00(ha)) {
+ if (rsp && rsp->ring)
+ 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);
+ rsp = NULL;
+}
+
+static void qla2x00_free_queues(struct qla_hw_data *ha)
+{
+ struct req_que *req;
+ struct rsp_que *rsp;
+ int cnt;
+
+ for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
+ req = ha->req_q_map[cnt];
+ qla2x00_free_req_que(ha, req);
+ }
+ kfree(ha->req_q_map);
+ ha->req_q_map = NULL;
+
+ for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
+ rsp = ha->rsp_q_map[cnt];
+ qla2x00_free_rsp_que(ha, rsp);
+ }
+ kfree(ha->rsp_q_map);
+ ha->rsp_q_map = NULL;
+}
+
+static int qla25xx_setup_mode(struct scsi_qla_host *vha)
+{
+ uint16_t options = 0;
+ int ques, req, ret;
+ struct qla_hw_data *ha = vha->hw;
+
+ if (!(ha->fw_attributes & BIT_6)) {
+ ql_log(ql_log_warn, vha, 0x00d8,
+ "Firmware is not multi-queue capable.\n");
+ goto fail;
+ }
+ if (ql2xmultique_tag) {
+ /* create a request queue for IO */
+ options |= BIT_7;
+ req = qla25xx_create_req_que(ha, options, 0, 0, -1,
+ QLA_DEFAULT_QUE_QOS);
+ if (!req) {
+ ql_log(ql_log_warn, vha, 0x00e0,
+ "Failed to create request queue.\n");
+ goto fail;
+ }
+ ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 1);
+ vha->req = ha->req_q_map[req];
+ options |= BIT_1;
+ for (ques = 1; ques < ha->max_rsp_queues; ques++) {
+ ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
+ if (!ret) {
+ ql_log(ql_log_warn, vha, 0x00e8,
+ "Failed to create response queue.\n");
+ goto fail2;
+ }
+ }
+ ha->flags.cpu_affinity_enabled = 1;
+ ql_dbg(ql_dbg_multiq, vha, 0xc007,
+ "CPU affinity mode enabled, "
+ "no. of response queues:%d no. of request queues:%d.\n",
+ ha->max_rsp_queues, ha->max_req_queues);
+ ql_dbg(ql_dbg_init, vha, 0x00e9,
+ "CPU affinity mode enabled, "
+ "no. of response queues:%d no. of request queues:%d.\n",
+ ha->max_rsp_queues, ha->max_req_queues);
+ }
+ return 0;
+fail2:
+ qla25xx_delete_queues(vha);
+ destroy_workqueue(ha->wq);
+ ha->wq = NULL;
+ vha->req = ha->req_q_map[0];
+fail:
+ ha->mqenable = 0;
+ kfree(ha->req_q_map);
+ kfree(ha->rsp_q_map);
+ ha->max_req_queues = ha->max_rsp_queues = 1;
+ return 1;
+}
+
+static char *
+qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
+{
+ struct qla_hw_data *ha = vha->hw;
+ static char *pci_bus_modes[] = {
+ "33", "66", "100", "133",
+ };
+ uint16_t pci_bus;
+
+ strcpy(str, "PCI");
+ pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
+ if (pci_bus) {
+ strcat(str, "-X (");
+ strcat(str, pci_bus_modes[pci_bus]);
+ } else {
+ pci_bus = (ha->pci_attr & BIT_8) >> 8;
+ strcat(str, " (");
+ strcat(str, pci_bus_modes[pci_bus]);
+ }
+ strcat(str, " MHz)");
+
+ return (str);
+}
+
+static char *
+qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
+{
+ static char *pci_bus_modes[] = { "33", "66", "100", "133", };
+ struct qla_hw_data *ha = vha->hw;
+ uint32_t pci_bus;
+
+ if (pci_is_pcie(ha->pdev)) {
+ char lwstr[6];
+ uint32_t lstat, lspeed, lwidth;
+
+ pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat);
+ lspeed = lstat & PCI_EXP_LNKCAP_SLS;
+ lwidth = (lstat & PCI_EXP_LNKCAP_MLW) >> 4;
+
+ strcpy(str, "PCIe (");
+ switch (lspeed) {
+ case 1:
+ strcat(str, "2.5GT/s ");
+ break;
+ case 2:
+ strcat(str, "5.0GT/s ");
+ break;
+ case 3:
+ strcat(str, "8.0GT/s ");
+ break;
+ default:
+ strcat(str, "<unknown> ");
+ break;
+ }
+ snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
+ strcat(str, lwstr);
+
+ return str;
+ }
+
+ strcpy(str, "PCI");
+ pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
+ if (pci_bus == 0 || pci_bus == 8) {
+ strcat(str, " (");
+ strcat(str, pci_bus_modes[pci_bus >> 3]);
+ } else {
+ strcat(str, "-X ");
+ if (pci_bus & BIT_2)
+ strcat(str, "Mode 2");
+ else
+ strcat(str, "Mode 1");
+ strcat(str, " (");
+ strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
+ }
+ strcat(str, " MHz)");
+
+ 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(void *vha, void *ptr)
+{
+ srb_t *sp = (srb_t *)ptr;
+ struct scsi_cmnd *cmd = GET_CMD_SP(sp);
+ struct qla_hw_data *ha = sp->fcport->vha->hw;
+ void *ctx = GET_CMD_CTX_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, NULL);
+ sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
+ }
+
+ if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
+ dma_pool_free(ha->dl_dma_pool, ctx,
+ ((struct crc_context *)ctx)->crc_ctx_dma);
+ sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
+ }
+
+ if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
+ struct ct6_dsd *ctx1 = (struct ct6_dsd *)ctx;
+
+ dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd,
+ ctx1->fcp_cmnd_dma);
+ list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list);
+ ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt;
+ ha->gbl_dsd_avail += ctx1->dsd_use_cnt;
+ mempool_free(ctx1, ha->ctx_mempool);
+ ctx1 = NULL;
+ }
+
+ CMD_SP(cmd) = NULL;
+ qla2x00_rel_sp(sp->fcport->vha, sp);
+}
+
+static void
+qla2x00_sp_compl(void *data, void *ptr, int res)
+{
+ struct qla_hw_data *ha = (struct qla_hw_data *)data;
+ srb_t *sp = (srb_t *)ptr;
+ struct scsi_cmnd *cmd = GET_CMD_SP(sp);
+
+ cmd->result = res;
+
+ if (atomic_read(&sp->ref_count) == 0) {
+ ql_dbg(ql_dbg_io, sp->fcport->vha, 0x3015,
+ "SP reference-count to ZERO -- sp=%p cmd=%p.\n",
+ sp, GET_CMD_SP(sp));
+ if (ql2xextended_error_logging & ql_dbg_io)
+ BUG();
+ return;
+ }
+ if (!atomic_dec_and_test(&sp->ref_count))
+ return;
+
+ qla2x00_sp_free_dma(ha, sp);
+ cmd->scsi_done(cmd);
+}
+
+/* If we are SP1 here, we need to still take and release the host_lock as SP1
+ * does not have the changes necessary to avoid taking host->host_lock.
+ */
+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 (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) {
+ cmd->result = DID_NO_CONNECT << 16;
+ goto qc24_fail_command;
+ }
+
+ if (atomic_read(&fcport->state) != FCS_ONLINE) {
+ 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 = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
+ if (!sp)
+ goto qc24_host_busy;
+
+ sp->u.scmd.cmd = cmd;
+ sp->type = SRB_SCSI_CMD;
+ atomic_set(&sp->ref_count, 1);
+ CMD_SP(cmd) = (void *)sp;
+ 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:
+ qla2x00_sp_free_dma(ha, sp);
+
+qc24_host_busy:
+ return SCSI_MLQUEUE_HOST_BUSY;
+
+qc24_target_busy:
+ return SCSI_MLQUEUE_TARGET_BUSY;
+
+qc24_fail_command:
+ cmd->scsi_done(cmd);
+
+ return 0;
+}
+
+/*
+ * qla2x00_eh_wait_on_command
+ * Waits for the command to be returned by the Firmware for some
+ * max time.
+ *
+ * Input:
+ * cmd = Scsi Command to wait on.
+ *
+ * Return:
+ * Not Found : 0
+ * Found : 1
+ */
+static int
+qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
+{
+#define ABORT_POLLING_PERIOD 1000
+#define ABORT_WAIT_ITER ((2 * 1000) / (ABORT_POLLING_PERIOD))
+ unsigned long wait_iter = ABORT_WAIT_ITER;
+ scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+ struct qla_hw_data *ha = vha->hw;
+ int ret = QLA_SUCCESS;
+
+ if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
+ ql_dbg(ql_dbg_taskm, vha, 0x8005,
+ "Return:eh_wait.\n");
+ return ret;
+ }
+
+ while (CMD_SP(cmd) && wait_iter--) {
+ msleep(ABORT_POLLING_PERIOD);
+ }
+ if (CMD_SP(cmd))
+ ret = QLA_FUNCTION_FAILED;
+
+ return ret;
+}
+
+/*
+ * 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);
+}
+
+/*
+ * 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;
+
+ 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))
+ 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;
+}
+
+static void
+sp_get(struct srb *sp)
+{
+ atomic_inc(&sp->ref_count);
+}
+
+/**************************************************************************
+* 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);
+ srb_t *sp;
+ int ret;
+ unsigned int id;
+ uint64_t lun;
+ unsigned long flags;
+ int rval, wait = 0;
+ struct qla_hw_data *ha = vha->hw;
+
+ if (!CMD_SP(cmd))
+ return SUCCESS;
+
+ ret = fc_block_scsi_eh(cmd);
+ if (ret != 0)
+ return ret;
+ ret = SUCCESS;
+
+ id = cmd->device->id;
+ lun = cmd->device->lun;
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ sp = (srb_t *) CMD_SP(cmd);
+ if (!sp) {
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+ return SUCCESS;
+ }
+
+ ql_dbg(ql_dbg_taskm, vha, 0x8002,
+ "Aborting from RISC nexus=%ld:%d:%llu sp=%p cmd=%p\n",
+ vha->host_no, id, lun, sp, cmd);
+
+ /* Get a reference to the sp and drop the lock.*/
+ sp_get(sp);
+
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+ rval = ha->isp_ops->abort_command(sp);
+ if (rval) {
+ if (rval == QLA_FUNCTION_PARAMETER_ERROR) {
+ /*
+ * Decrement the ref_count since we can't find the
+ * command
+ */
+ atomic_dec(&sp->ref_count);
+ ret = SUCCESS;
+ } else
+ ret = FAILED;
+
+ ql_dbg(ql_dbg_taskm, vha, 0x8003,
+ "Abort command mbx failed cmd=%p, rval=%x.\n", cmd, rval);
+ } else {
+ ql_dbg(ql_dbg_taskm, vha, 0x8004,
+ "Abort command mbx success cmd=%p.\n", cmd);
+ wait = 1;
+ }
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ /*
+ * Clear the slot in the oustanding_cmds array if we can't find the
+ * command to reclaim the resources.
+ */
+ if (rval == QLA_FUNCTION_PARAMETER_ERROR)
+ vha->req->outstanding_cmds[sp->handle] = NULL;
+ sp->done(ha, sp, 0);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+ /* Did the command return during mailbox execution? */
+ if (ret == FAILED && !CMD_SP(cmd))
+ ret = SUCCESS;
+
+ /* Wait for the command to be returned. */
+ if (wait) {
+ if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x8006,
+ "Abort handler timed out cmd=%p.\n", cmd);
+ ret = FAILED;
+ }
+ }
+
+ ql_log(ql_log_info, vha, 0x801c,
+ "Abort command issued nexus=%ld:%d:%llu -- %d %x.\n",
+ vha->host_no, id, lun, wait, ret);
+
+ return ret;
+}
+
+int
+qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
+ uint64_t l, enum nexus_wait_type type)
+{
+ int cnt, match, status;
+ unsigned long flags;
+ struct qla_hw_data *ha = vha->hw;
+ struct req_que *req;
+ srb_t *sp;
+ struct scsi_cmnd *cmd;
+
+ status = QLA_SUCCESS;
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ req = vha->req;
+ for (cnt = 1; status == QLA_SUCCESS &&
+ 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->fcport->vha->vp_idx)
+ continue;
+ match = 0;
+ cmd = GET_CMD_SP(sp);
+ switch (type) {
+ case WAIT_HOST:
+ match = 1;
+ break;
+ case WAIT_TARGET:
+ match = cmd->device->id == t;
+ break;
+ case WAIT_LUN:
+ match = (cmd->device->id == t &&
+ cmd->device->lun == l);
+ break;
+ }
+ if (!match)
+ continue;
+
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+ status = qla2x00_eh_wait_on_command(cmd);
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ }
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+ return status;
+}
+
+static char *reset_errors[] = {
+ "HBA not online",
+ "HBA not ready",
+ "Task management failed",
+ "Waiting for command completions",
+};
+
+static int
+__qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
+ struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, uint64_t, int))
+{
+ scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+ fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
+ int err;
+
+ if (!fcport) {
+ return FAILED;
+ }
+
+ err = fc_block_scsi_eh(cmd);
+ if (err != 0)
+ return err;
+
+ ql_log(ql_log_info, vha, 0x8009,
+ "%s RESET ISSUED nexus=%ld:%d:%llu cmd=%p.\n", name, vha->host_no,
+ cmd->device->id, cmd->device->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 (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 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, cmd->device->id,
+ cmd->device->lun, type) != 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,
+ "%s RESET SUCCEEDED nexus:%ld:%d:%llu cmd=%p.\n", name,
+ vha->host_no, cmd->device->id, cmd->device->lun, cmd);
+
+ return SUCCESS;
+
+eh_reset_failed:
+ ql_log(ql_log_info, vha, 0x800f,
+ "%s RESET FAILED: %s nexus=%ld:%d:%llu cmd=%p.\n", name,
+ reset_errors[err], vha->host_no, cmd->device->id, cmd->device->lun,
+ cmd);
+ return FAILED;
+}
+
+static int
+qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
+{
+ scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+ struct qla_hw_data *ha = vha->hw;
+
+ return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
+ ha->isp_ops->lun_reset);
+}
+
+static int
+qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
+{
+ scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+ struct qla_hw_data *ha = vha->hw;
+
+ return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
+ ha->isp_ops->target_reset);
+}
+
+/**************************************************************************
+* 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);
+ fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
+ int ret = FAILED;
+ unsigned int id;
+ uint64_t lun;
+
+ id = cmd->device->id;
+ lun = cmd->device->lun;
+
+ if (!fcport) {
+ return ret;
+ }
+
+ ret = fc_block_scsi_eh(cmd);
+ if (ret != 0)
+ return ret;
+ ret = FAILED;
+
+ 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);
+
+ 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 fc_port *fcport;
+ struct qla_hw_data *ha = vha->hw;
+
+ if (IS_QLAFX00(ha)) {
+ return qlafx00_loop_reset(vha);
+ }
+
+ if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->port_type != FCT_TARGET)
+ continue;
+
+ ret = ha->isp_ops->target_reset(fcport, 0, 0);
+ if (ret != QLA_SUCCESS) {
+ ql_dbg(ql_dbg_taskm, vha, 0x802c,
+ "Bus Reset failed: Reset=%d "
+ "d_id=%x.\n", ret, fcport->d_id.b24);
+ }
+ }
+ }
+
+
+ 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, 0);
+ 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;
+}
+
+void
+qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
+{
+ int que, cnt;
+ unsigned long flags;
+ srb_t *sp;
+ struct qla_hw_data *ha = vha->hw;
+ struct req_que *req;
+
+ qlt_host_reset_handler(ha);
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ for (que = 0; que < ha->max_req_queues; que++) {
+ req = ha->req_q_map[que];
+ if (!req)
+ continue;
+ if (!req->outstanding_cmds)
+ continue;
+ for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
+ sp = req->outstanding_cmds[cnt];
+ if (sp) {
+ req->outstanding_cmds[cnt] = NULL;
+ sp->done(vha, sp, res);
+ }
+ }
+ }
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+}
+
+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)) &&
+ !pci_set_consistent_dma_mask(ha->pdev, 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));
+ pci_set_consistent_dma_mask(ha->pdev, 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(&reg->ictrl, ICR_EN_INT | ICR_EN_RISC);
+ RD_REG_WORD(&reg->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(&reg->ictrl, 0);
+ RD_REG_WORD(&reg->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(&reg->ictrl, ICRX_EN_RISC_INT);
+ RD_REG_DWORD(&reg->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(&reg->ictrl, 0);
+ RD_REG_DWORD(&reg->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;
+ int cpus;
+
+ 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;
+ if ((ql2xmaxqueues <= 1 && !ql2xmultique_tag) ||
+ (ql2xmaxqueues > 1 && ql2xmultique_tag) ||
+ (!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;
+ /* Max queues are bounded by available msix vectors */
+ /* queue 0 uses two msix vectors */
+ if (ql2xmultique_tag) {
+ cpus = num_online_cpus();
+ ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
+ (cpus + 1) : (ha->msix_count - 1);
+ ha->max_req_queues = 2;
+ } else if (ql2xmaxqueues > 1) {
+ ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
+ QLA_MQ_SIZE : ql2xmaxqueues;
+ ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc008,
+ "QoS mode set, max no of request queues:%d.\n",
+ ha->max_req_queues);
+ ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0019,
+ "QoS mode set, max no of request queues:%d.\n",
+ ha->max_req_queues);
+ }
+ ql_log_pci(ql_log_info, ha->pdev, 0x001a,
+ "MSI-X vector count: %d.\n", msix);
+ } else
+ ql_log_pci(ql_log_info, ha->pdev, 0x001b,
+ "BAR 3 not enabled.\n");
+
+mqiobase_exit:
+ ha->msix_count = ha->max_rsp_queues + 1;
+ 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;
+ int cpus;
+
+ 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->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;
+ /* Max queues are bounded by available msix vectors */
+ /* queue 0 uses two msix vectors */
+ if (ql2xmultique_tag) {
+ cpus = num_online_cpus();
+ ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
+ (cpus + 1) : (ha->msix_count - 1);
+ ha->max_req_queues = 2;
+ } else if (ql2xmaxqueues > 1) {
+ ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
+ QLA_MQ_SIZE : ql2xmaxqueues;
+ ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc00c,
+ "QoS mode set, max no of request queues:%d.\n",
+ ha->max_req_queues);
+ ql_dbg_pci(ql_dbg_init, ha->pdev, 0x011b,
+ "QoS mode set, max no of request queues:%d.\n",
+ ha->max_req_queues);
+ }
+ ql_log_pci(ql_log_info, ha->pdev, 0x011c,
+ "MSI-X vector count: %d.\n", msix);
+ } else
+ ql_log_pci(ql_log_info, ha->pdev, 0x011e,
+ "BAR 1 not enabled.\n");
+
+mqiobase_exit:
+ ha->msix_count = ha->max_rsp_queues + 1;
+
+ qlt_83xx_iospace_config(ha);
+
+ 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,
+ .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,
+ .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,
+ .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,
+ .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 = qla81xx_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,
+ .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,
+ .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,
+ .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 = qla81xx_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,
+ .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,
+ .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 = qla81xx_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,
+ .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,
+ .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->device_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->device_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->device_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->device_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->device_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->device_type |= DT_ISP6312;
+ ha->fw_srisc_address = RISC_START_ADDRESS_2300;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP6322:
+ ha->device_type |= DT_ISP6322;
+ ha->fw_srisc_address = RISC_START_ADDRESS_2300;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2422:
+ ha->device_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->device_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->device_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->device_type |= DT_ISP5422;
+ ha->device_type |= DT_FWI2;
+ ha->fw_srisc_address = RISC_START_ADDRESS_2400;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP5432:
+ ha->device_type |= DT_ISP5432;
+ ha->device_type |= DT_FWI2;
+ ha->fw_srisc_address = RISC_START_ADDRESS_2400;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2532:
+ ha->device_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->device_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->device_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->device_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->device_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->device_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->device_type |= DT_ISPFX00;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2071:
+ ha->device_type |= DT_ISP2071;
+ 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_ISP2271:
+ ha->device_type |= DT_ISP2271;
+ 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;
+ }
+
+ 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_QLA27XX(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 (!vha->host)
+ return 1;
+ if (time > vha->hw->loop_reset_delay * HZ)
+ return 1;
+
+ return atomic_read(&vha->loop_state) == LOOP_READY;
+}
+
+/*
+ * 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;
+ 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) {
+ 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))
+ goto probe_out;
+ } else {
+ if (pci_enable_device(pdev))
+ goto probe_out;
+ }
+
+ /* This may fail but that's ok */
+ pci_enable_pcie_error_reporting(pdev);
+
+ 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 probe_out;
+ }
+ ql_dbg_pci(ql_dbg_init, pdev, 0x000a,
+ "Memory allocated for ha=%p.\n", ha);
+ ha->pdev = pdev;
+ ha->tgt.enable_class_2 = ql2xenableclass2;
+ INIT_LIST_HEAD(&ha->tgt.q_full_list);
+ spin_lock_init(&ha->tgt.q_full_lock);
+
+ /* 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))
+ 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;
+
+ /* 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_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_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_24XX;
+ rsp_length = RESPONSE_ENTRY_CNT_2300;
+ 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;
+ }
+
+ 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);
+ 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;
+ qla2x00_mem_free(ha);
+ qla2x00_free_req_que(ha, req);
+ qla2x00_free_rsp_que(ha, rsp);
+ 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 = 10 + base_vha->vp_idx;
+ 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;
+
+ /* 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 (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);
+
+que_init:
+ /* Alloc arrays of request and response ring ptrs */
+ if (!qla2x00_alloc_queues(ha, req, rsp)) {
+ ql_log(ql_log_fatal, base_vha, 0x003d,
+ "Failed to allocate memory for queue pointers..."
+ "aborting.\n");
+ goto probe_init_failed;
+ }
+
+ qlt_probe_one_stage1(base_vha, ha);
+
+ /* Set up the irqs */
+ ret = qla2x00_request_irqs(ha, rsp);
+ if (ret)
+ goto probe_init_failed;
+
+ 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)) {
+ 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);
+
+ 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);
+
+ if (ha->mqenable) {
+ if (qla25xx_setup_mode(base_vha)) {
+ ql_log(ql_log_warn, base_vha, 0x00ec,
+ "Failed to create queues, falling back to single queue mode.\n");
+ goto que_init;
+ }
+ }
+
+ 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);
+ 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, qla2x00_timer, 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 (ql2xenabledif == 1)
+ prot = SHOST_DIX_TYPE0_PROTECTION;
+ 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;
+
+ 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))
+ scsi_scan_host(host);
+ else
+ ql_dbg(ql_dbg_init, 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),
+ 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);
+ return 0;
+
+probe_init_failed:
+ qla2x00_free_req_que(ha, req);
+ ha->req_q_map[0] = NULL;
+ clear_bit(0, ha->req_qid_map);
+ qla2x00_free_rsp_que(ha, rsp);
+ ha->rsp_q_map[0] = NULL;
+ clear_bit(0, ha->rsp_qid_map);
+ ha->max_req_queues = ha->max_rsp_queues = 0;
+
+probe_failed:
+ 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);
+
+probe_hw_failed:
+ 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);
+ ha = NULL;
+
+probe_out:
+ pci_disable_device(pdev);
+ return ret;
+}
+
+static void
+qla2x00_shutdown(struct pci_dev *pdev)
+{
+ scsi_qla_host_t *vha;
+ struct qla_hw_data *ha;
+
+ if (!atomic_read(&pdev->enable_cnt))
+ return;
+
+ vha = pci_get_drvdata(pdev);
+ ha = vha->hw;
+
+ /* 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);
+
+ /* Stop currently executing firmware. */
+ qla2x00_try_to_stop_firmware(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_pcie_error_reporting(pdev);
+ pci_disable_device(pdev);
+}
+
+/* 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)
+{
+ struct Scsi_Host *scsi_host;
+ 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 = scsi_host_get(vha->host);
+
+ spin_unlock_irqrestore(&ha->vport_slock, flags);
+ mutex_unlock(&ha->vport_lock);
+
+ 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)
+{
+ /* Flush the work queue and remove it */
+ if (ha->wq) {
+ flush_workqueue(ha->wq);
+ destroy_workqueue(ha->wq);
+ ha->wq = NULL;
+ }
+
+ /* 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 ((IS_QLA83XX(ha) || IS_QLA27XX(ha)) && 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;
+
+ /* 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);
+ 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)) {
+ scsi_host_put(base_vha->host);
+ kfree(ha);
+ pci_set_drvdata(pdev, NULL);
+ return;
+ }
+
+ qla2x00_wait_for_hba_ready(base_vha);
+
+ set_bit(UNLOADING, &base_vha->dpc_flags);
+
+ if (IS_QLAFX00(ha))
+ qlafx00_driver_shutdown(base_vha, 20);
+
+ qla2x00_delete_all_vps(ha, base_vha);
+
+ 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_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
+
+ qla2x00_dfs_remove(base_vha);
+
+ qla84xx_put_chip(base_vha);
+
+ /* Laser should be disabled only for ISP2031 */
+ if (IS_QLA2031(ha))
+ qla83xx_disable_laser(base_vha);
+
+ /* Disable timer */
+ if (base_vha->timer_active)
+ qla2x00_stop_timer(base_vha);
+
+ base_vha->flags.online = 0;
+
+ 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);
+ ha = NULL;
+
+ pci_disable_pcie_error_reporting(pdev);
+
+ pci_disable_device(pdev);
+}
+
+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);
+
+ if (ha->flags.fce_enabled)
+ qla2x00_disable_fce_trace(vha, NULL, NULL);
+
+ if (ha->eft)
+ qla2x00_disable_eft_trace(vha);
+
+ /* Stop currently executing firmware. */
+ qla2x00_try_to_stop_firmware(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_irqs(vha);
+
+ qla2x00_free_fcports(vha);
+
+ qla2x00_mem_free(ha);
+
+ qla82xx_md_free(vha);
+
+ 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) {
+ list_del(&fcport->list);
+ qla2x00_clear_loop_id(fcport);
+ kfree(fcport);
+ fcport = NULL;
+ }
+}
+
+static inline void
+qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
+ int defer)
+{
+ struct fc_rport *rport;
+ scsi_qla_host_t *base_vha;
+ unsigned long flags;
+
+ if (!fcport->rport)
+ return;
+
+ rport = fcport->rport;
+ if (defer) {
+ base_vha = pci_get_drvdata(vha->hw->pdev);
+ spin_lock_irqsave(vha->host->host_lock, flags);
+ fcport->drport = rport;
+ spin_unlock_irqrestore(vha->host->host_lock, flags);
+ set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
+ qla2xxx_wake_dpc(base_vha);
+ } else {
+ fc_remote_port_delete(rport);
+ qlt_fc_port_deleted(vha, fcport);
+ }
+}
+
+/*
+ * 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, int defer)
+{
+ if (IS_QLAFX00(vha->hw)) {
+ qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
+ qla2x00_schedule_rport_del(vha, fcport, defer);
+ 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, defer);
+ }
+ /*
+ * 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;
+
+ if (fcport->login_retry == 0) {
+ fcport->login_retry = vha->hw->login_retry_count;
+ set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
+
+ ql_dbg(ql_dbg_disc, vha, 0x2067,
+ "Port login retry %8phN, id = 0x%04x retry cnt=%d.\n",
+ fcport->port_name, fcport->loop_id, fcport->login_retry);
+ }
+}
+
+/*
+ * qla2x00_mark_all_devices_lost
+ * Updates fcport state when device goes offline.
+ *
+ * Input:
+ * ha = adapter block pointer.
+ * fcport = port structure pointer.
+ *
+ * Return:
+ * None.
+ *
+ * Context:
+ */
+void
+qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
+{
+ fc_port_t *fcport;
+
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (vha->vp_idx != 0 && vha->vp_idx != fcport->vha->vp_idx)
+ continue;
+
+ /*
+ * No point in marking the device as lost, if the device is
+ * already DEAD.
+ */
+ if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
+ continue;
+ if (atomic_read(&fcport->state) == FCS_ONLINE) {
+ qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
+ if (defer)
+ qla2x00_schedule_rport_del(vha, fcport, defer);
+ else if (vha->vp_idx == fcport->vha->vp_idx)
+ qla2x00_schedule_rport_del(vha, fcport, defer);
+ }
+ }
+}
+
+/*
+* 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];
+
+ 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;
+
+ if (qlt_mem_alloc(ha) < 0)
+ goto fail_free_init_cb;
+
+ 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)) {
+ /* 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_gid_list;
+ }
+ 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) {
+ 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;
+ }
+ ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0025,
+ "dl_dma_pool=%p fcp_cmnd_dma_pool=%p.\n",
+ ha->dl_dma_pool, ha->fcp_cmnd_dma_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 = kzalloc(sizeof(struct qla_npiv_entry) *
+ ha->nvram_npiv_size, 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)) {
+ 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);
+ }
+
+ INIT_LIST_HEAD(&ha->gbl_dsd_list);
+
+ /* 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 = kzalloc(BITS_TO_LONGS(LOOPID_MAP_SIZE) * sizeof(long),
+ GFP_KERNEL);
+ if (!ha->loop_id_map)
+ goto fail_async_pd;
+ 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);
+ }
+
+ return 0;
+
+fail_async_pd:
+ 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);
+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);
+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;
+fail_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_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:
+ ql_log(ql_log_fatal, NULL, 0x0030,
+ "Memory allocation failure.\n");
+ return -ENOMEM;
+}
+
+/*
+* qla2x00_free_fw_dump
+* Frees fw dump stuff.
+*
+* Input:
+* ha = adapter block pointer
+*/
+static void
+qla2x00_free_fw_dump(struct qla_hw_data *ha)
+{
+ 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);
+
+ if (ha->fw_dump)
+ vfree(ha->fw_dump);
+ if (ha->fw_dump_template)
+ vfree(ha->fw_dump_template);
+
+ ha->fce = NULL;
+ ha->fce_dma = 0;
+ ha->eft = NULL;
+ ha->eft_dma = 0;
+ ha->fw_dumped = 0;
+ ha->fw_dump_cap_flags = 0;
+ ha->fw_dump_reading = 0;
+ ha->fw_dump = NULL;
+ ha->fw_dump_len = 0;
+ ha->fw_dump_template = NULL;
+ ha->fw_dump_template_len = 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);
+
+ if (ha->srb_mempool)
+ mempool_destroy(ha->srb_mempool);
+
+ if (ha->dcbx_tlv)
+ dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
+ ha->dcbx_tlv, ha->dcbx_tlv_dma);
+
+ if (ha->xgmac_data)
+ dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
+ ha->xgmac_data, ha->xgmac_data_dma);
+
+ if (ha->sns_cmd)
+ dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
+ ha->sns_cmd, ha->sns_cmd_dma);
+
+ if (ha->ct_sns)
+ dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
+ ha->ct_sns, ha->ct_sns_dma);
+
+ if (ha->sfp_data)
+ dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
+
+ if (ha->ms_iocb)
+ dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
+
+ if (ha->ex_init_cb)
+ dma_pool_free(ha->s_dma_pool,
+ ha->ex_init_cb, ha->ex_init_cb_dma);
+
+ if (ha->async_pd)
+ dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
+
+ if (ha->s_dma_pool)
+ dma_pool_destroy(ha->s_dma_pool);
+
+ if (ha->gid_list)
+ dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha),
+ ha->gid_list, ha->gid_list_dma);
+
+ if (IS_QLA82XX(ha)) {
+ if (!list_empty(&ha->gbl_dsd_list)) {
+ struct dsd_dma *dsd_ptr, *tdsd_ptr;
+
+ /* clean up allocated prev pool */
+ list_for_each_entry_safe(dsd_ptr,
+ tdsd_ptr, &ha->gbl_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);
+ }
+ }
+ }
+
+ if (ha->dl_dma_pool)
+ dma_pool_destroy(ha->dl_dma_pool);
+
+ if (ha->fcp_cmnd_dma_pool)
+ dma_pool_destroy(ha->fcp_cmnd_dma_pool);
+
+ if (ha->ctx_mempool)
+ mempool_destroy(ha->ctx_mempool);
+
+ qlt_mem_free(ha);
+
+ if (ha->init_cb)
+ dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
+ ha->init_cb, ha->init_cb_dma);
+ vfree(ha->optrom_buffer);
+ kfree(ha->nvram);
+ kfree(ha->npiv_info);
+ kfree(ha->swl);
+ kfree(ha->loop_id_map);
+
+ ha->srb_mempool = NULL;
+ ha->ctx_mempool = NULL;
+ ha->sns_cmd = NULL;
+ ha->sns_cmd_dma = 0;
+ ha->ct_sns = NULL;
+ ha->ct_sns_dma = 0;
+ ha->ms_iocb = NULL;
+ ha->ms_iocb_dma = 0;
+ ha->init_cb = NULL;
+ ha->init_cb_dma = 0;
+ ha->ex_init_cb = NULL;
+ ha->ex_init_cb_dma = 0;
+ ha->async_pd = NULL;
+ ha->async_pd_dma = 0;
+
+ ha->s_dma_pool = NULL;
+ ha->dl_dma_pool = NULL;
+ ha->fcp_cmnd_dma_pool = NULL;
+
+ ha->gid_list = NULL;
+ ha->gid_list_dma = 0;
+
+ ha->tgt.atio_ring = NULL;
+ ha->tgt.atio_dma = 0;
+ ha->tgt.tgt_vp_map = NULL;
+}
+
+struct scsi_qla_host *qla2x00_create_host(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 == NULL) {
+ ql_log_pci(ql_log_fatal, ha->pdev, 0x0107,
+ "Failed to allocate host from the scsi layer, aborting.\n");
+ goto fail;
+ }
+
+ /* 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;
+
+ INIT_LIST_HEAD(&vha->vp_fcports);
+ INIT_LIST_HEAD(&vha->work_list);
+ INIT_LIST_HEAD(&vha->list);
+
+ spin_lock_init(&vha->work_lock);
+
+ sprintf(vha->host_str, "%s_%ld", 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;
+
+fail:
+ return vha;
+}
+
+static struct qla_work_evt *
+qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
+{
+ struct qla_work_evt *e;
+ uint8_t bail;
+
+ QLA_VHA_MARK_BUSY(vha, bail);
+ if (bail)
+ 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;
+}
+
+static int
+qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&vha->work_lock, flags);
+ list_add_tail(&e->list, &vha->work_list);
+ spin_unlock_irqrestore(&vha->work_lock, flags);
+ qla2xxx_wake_dpc(vha);
+
+ 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]; \
+ } \
+ return qla2x00_post_work(vha, e); \
+}
+
+qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
+qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
+qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
+qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
+qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
+qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_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=%ld",
+ 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
+qla2x00_do_work(struct scsi_qla_host *vha)
+{
+ struct qla_work_evt *e, *tmp;
+ unsigned long flags;
+ LIST_HEAD(work);
+
+ 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) {
+ list_del_init(&e->list);
+
+ 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_LOGIN_DONE:
+ qla2x00_async_login_done(vha, e->u.logio.fcport,
+ e->u.logio.data);
+ break;
+ case QLA_EVT_ASYNC_LOGOUT:
+ qla2x00_async_logout(vha, e->u.logio.fcport);
+ break;
+ case QLA_EVT_ASYNC_LOGOUT_DONE:
+ qla2x00_async_logout_done(vha, e->u.logio.fcport,
+ e->u.logio.data);
+ break;
+ case QLA_EVT_ASYNC_ADISC:
+ qla2x00_async_adisc(vha, e->u.logio.fcport,
+ e->u.logio.data);
+ break;
+ case QLA_EVT_ASYNC_ADISC_DONE:
+ qla2x00_async_adisc_done(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;
+ }
+ if (e->flags & QLA_EVT_FLAG_FREE)
+ kfree(e);
+
+ /* For each work completed decrement vha ref count */
+ QLA_VHA_MARK_NOT_BUSY(vha);
+ }
+}
+
+/* Relogins all the fcports of a vport
+ * Context: dpc thread
+ */
+void qla2x00_relogin(struct scsi_qla_host *vha)
+{
+ fc_port_t *fcport;
+ int status;
+ uint16_t next_loopid = 0;
+ struct qla_hw_data *ha = vha->hw;
+ uint16_t data[2];
+
+ 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 && !(fcport->flags & FCF_ASYNC_SENT)) {
+ fcport->login_retry--;
+ if (fcport->flags & FCF_FABRIC_DEVICE) {
+ if (fcport->flags & FCF_FCP2_DEVICE)
+ ha->isp_ops->fabric_logout(vha,
+ fcport->loop_id,
+ fcport->d_id.b.domain,
+ fcport->d_id.b.area,
+ fcport->d_id.b.al_pa);
+
+ if (fcport->loop_id == FC_NO_LOOP_ID) {
+ fcport->loop_id = next_loopid =
+ ha->min_external_loopid;
+ status = qla2x00_find_new_loop_id(
+ vha, fcport);
+ if (status != QLA_SUCCESS) {
+ /* Ran out of IDs to use */
+ break;
+ }
+ }
+
+ if (IS_ALOGIO_CAPABLE(ha)) {
+ fcport->flags |= FCF_ASYNC_SENT;
+ data[0] = 0;
+ data[1] = QLA_LOGIO_LOGIN_RETRIED;
+ status = qla2x00_post_async_login_work(
+ vha, fcport, data);
+ if (status == QLA_SUCCESS)
+ continue;
+ /* Attempt a retry. */
+ status = 1;
+ } else {
+ status = qla2x00_fabric_login(vha,
+ fcport, &next_loopid);
+ if (status == QLA_SUCCESS) {
+ int status2;
+ uint8_t opts;
+
+ opts = 0;
+ if (fcport->flags &
+ FCF_FCP2_DEVICE)
+ opts |= BIT_1;
+ status2 =
+ qla2x00_get_port_database(
+ vha, fcport, opts);
+ if (status2 != QLA_SUCCESS)
+ status = 1;
+ }
+ }
+ } else
+ 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;
+ }
+}
+
+/* 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);
+ }
+}
+
+static void
+qla83xx_wait_logic(void)
+{
+ int i;
+
+ /* Yield CPU */
+ if (!in_interrupt()) {
+ /*
+ * Wait about 200ms before retrying again.
+ * This controls the number of retries for single
+ * lock operation.
+ */
+ msleep(100);
+ schedule();
+ } else {
+ for (i = 0; i < 20; i++)
+ cpu_relax(); /* This a nop instr on i386 */
+ }
+}
+
+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) {
+ qla83xx_wait_logic();
+ goto retry_lockid;
+ } else
+ return QLA_SUCCESS;
+
+exit:
+ return rval;
+}
+
+void
+qla83xx_idc_lock(scsi_qla_host_t *base_vha, uint16_t requester_id)
+{
+ uint16_t options = (requester_id << 15) | BIT_6;
+ uint32_t data;
+ uint32_t lock_owner;
+ struct qla_hw_data *ha = base_vha->hw;
+
+ /* 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) {
+ qla83xx_wait_logic();
+ goto retry_lock;
+ } else
+ ql_log(ql_log_warn, base_vha, 0xb075,
+ "IDC Lock recovery FAILED.\n");
+ }
+
+ }
+
+ return;
+
+ /* XXX: IDC-lock implementation using access-control mbx */
+retry_lock2:
+ if (qla83xx_access_control(base_vha, options, 0, 0, NULL)) {
+ ql_dbg(ql_dbg_p3p, base_vha, 0xb072,
+ "Failed to acquire IDC lock. retrying...\n");
+ /* Retry/Perform IDC-Lock recovery */
+ if (qla83xx_idc_lock_recovery(base_vha) == QLA_SUCCESS) {
+ qla83xx_wait_logic();
+ goto retry_lock2;
+ } else
+ ql_log(ql_log_warn, base_vha, 0xb076,
+ "IDC Lock recovery FAILED.\n");
+ }
+
+ return;
+}
+
+void
+qla83xx_idc_unlock(scsi_qla_host_t *base_vha, uint16_t requester_id)
+{
+ uint16_t options = (requester_id << 15) | BIT_7, retry;
+ uint32_t data;
+ struct qla_hw_data *ha = base_vha->hw;
+
+ /* 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 */
+ qla83xx_wait_logic();
+ retry++;
+ ql_dbg(ql_dbg_p3p, base_vha, 0xb064,
+ "Failed to release IDC lock, retyring=%d\n", retry);
+ goto retry_unlock;
+ }
+ } else if (retry < 10) {
+ /* Retry for IDC-unlock */
+ qla83xx_wait_logic();
+ retry++;
+ ql_dbg(ql_dbg_p3p, base_vha, 0xb065,
+ "Failed to read drv-lockid, retyring=%d\n", retry);
+ goto retry_unlock;
+ }
+
+ return;
+
+ /* 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 */
+ qla83xx_wait_logic();
+ retry++;
+ ql_dbg(ql_dbg_p3p, base_vha, 0xb066,
+ "Failed to release IDC lock, retyring=%d\n", retry);
+ goto retry_unlock2;
+ }
+ }
+
+ return;
+}
+
+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");
+
+ set_bit(UNLOADING, &base_vha->dpc_flags);
+
+ 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_irqs(base_vha);
+ qla2x00_free_fcports(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_pcie_error_reporting(pdev);
+ 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)
+{
+ int rval;
+ scsi_qla_host_t *base_vha;
+ struct qla_hw_data *ha;
+
+ 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 (!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);
+
+ qla2x00_do_work(base_vha);
+
+ 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(ISP_ABORT_NEEDED,
+ &base_vha->dpc_flags)) {
+
+ ql_dbg(ql_dbg_dpc, base_vha, 0x4007,
+ "ISP abort scheduled.\n");
+ if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
+ &base_vha->dpc_flags))) {
+
+ 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_and_clear_bit(FCPORT_UPDATE_NEEDED,
+ &base_vha->dpc_flags)) {
+ qla2x00_update_fcports(base_vha);
+ }
+
+ if (test_bit(SCR_PENDING, &base_vha->dpc_flags)) {
+ int ret;
+ ret = qla2x00_send_change_request(base_vha, 0x3, 0);
+ if (ret != QLA_SUCCESS)
+ ql_log(ql_log_warn, base_vha, 0x121,
+ "Failed to enable receiving of RSCN "
+ "requests: 0x%x.\n", ret);
+ clear_bit(SCR_PENDING, &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_and_clear_bit(RELOGIN_NEEDED,
+ &base_vha->dpc_flags)) &&
+ !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
+ atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
+
+ ql_dbg(ql_dbg_dpc, base_vha, 0x400d,
+ "Relogin scheduled.\n");
+ qla2x00_relogin(base_vha);
+ ql_dbg(ql_dbg_dpc, base_vha, 0x400e,
+ "Relogin end.\n");
+ }
+loop_resync_check:
+ if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
+ &base_vha->dpc_flags)) {
+
+ ql_dbg(ql_dbg_dpc, base_vha, 0x400f,
+ "Loop resync scheduled.\n");
+
+ if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
+ &base_vha->dpc_flags))) {
+
+ rval = 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);
+ }
+
+ if (!IS_QLAFX00(ha))
+ qla2x00_do_dpc_all_vps(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)));
+ }
+}
+
+/**************************************************************************
+* qla2x00_timer
+*
+* Description:
+* One second timer
+*
+* Context: Interrupt
+***************************************************************************/
+void
+qla2x00_timer(scsi_qla_host_t *vha)
+{
+ 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;
+
+ if (ha->flags.eeh_busy) {
+ 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);
+
+ /* 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->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)) {
+ 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++;
+ }
+ }
+
+ /* Process any deferred work. */
+ if (!list_empty(&vha->work_list))
+ start_dpc++;
+
+ /* Schedule the DPC routine if needed */
+ if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
+ test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
+ test_bit(FCPORT_UPDATE_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))) {
+ ql_dbg(ql_dbg_timer, vha, 0x600b,
+ "isp_abort_needed=%d loop_resync_needed=%d "
+ "fcport_update_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),
+ test_bit(FCPORT_UPDATE_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.\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));
+ qla2xxx_wake_dpc(vha);
+ }
+
+ qla2x00_restart_timer(vha, WATCH_INTERVAL);
+}
+
+/* Firmware interface routines. */
+
+#define FW_BLOBS 11
+#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_FILE_ISP21XX "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP22XX "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP2300 "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP2322 "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP24XX "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP25XX "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP81XX "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP82XX "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP2031 "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP8031 "/*(DEBLOBBED)*/"
+#define FW_FILE_ISP27XX "/*(DEBLOBBED)*/"
+
+
+static DEFINE_MUTEX(qla_fw_lock);
+
+static struct fw_blob qla_fw_blobs[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, },
+};
+
+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 {
+ return NULL;
+ }
+
+ mutex_lock(&qla_fw_lock);
+ if (blob->fw)
+ goto out;
+
+ if (reject_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;
+ goto out;
+ }
+
+out:
+ mutex_unlock(&qla_fw_lock);
+ return blob;
+}
+
+static void
+qla2x00_release_firmware(void)
+{
+ int idx;
+
+ mutex_lock(&qla_fw_lock);
+ for (idx = 0; idx < FW_BLOBS; idx++)
+ release_firmware(qla_fw_blobs[idx].fw);
+ mutex_unlock(&qla_fw_lock);
+}
+
+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;
+
+ ql_dbg(ql_dbg_aer, vha, 0x9000,
+ "PCI error detected, state %x.\n", state);
+
+ switch (state) {
+ case pci_channel_io_normal:
+ ha->flags.eeh_busy = 0;
+ return PCI_ERS_RESULT_CAN_RECOVER;
+ case pci_channel_io_frozen:
+ ha->flags.eeh_busy = 1;
+ /* For ISP82XX complete any pending mailbox cmd */
+ if (IS_QLA82XX(ha)) {
+ ha->flags.isp82xx_fw_hung = 1;
+ ql_dbg(ql_dbg_aer, vha, 0x9001, "Pci channel io frozen\n");
+ qla82xx_clear_pending_mbx(vha);
+ }
+ qla2x00_free_irqs(vha);
+ pci_disable_device(pdev);
+ /* Return back all IOs */
+ qla2x00_abort_all_cmds(vha, DID_RESET << 16);
+ return PCI_ERS_RESULT_NEED_RESET;
+ case pci_channel_io_perm_failure:
+ ha->flags.pci_channel_io_perm_failure = 1;
+ qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+ return PCI_ERS_RESULT_NEED_RESET;
+}
+
+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;
+
+ if (IS_QLA82XX(ha))
+ return PCI_ERS_RESULT_RECOVERED;
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ if (IS_QLA2100(ha) || IS_QLA2200(ha)){
+ stat = RD_REG_DWORD(&reg->hccr);
+ if (stat & HCCR_RISC_PAUSE)
+ risc_paused = 1;
+ } else if (IS_QLA23XX(ha)) {
+ stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
+ if (stat & HSR_RISC_PAUSED)
+ risc_paused = 1;
+ } else if (IS_FWI2_CAPABLE(ha)) {
+ stat = RD_REG_DWORD(&reg24->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");
+ ha->isp_ops->fw_dump(base_vha, 0);
+
+ return PCI_ERS_RESULT_NEED_RESET;
+ } else
+ return PCI_ERS_RESULT_RECOVERED;
+}
+
+static uint32_t
+qla82xx_error_recovery(scsi_qla_host_t *base_vha)
+{
+ uint32_t rval = QLA_FUNCTION_FAILED;
+ uint32_t drv_active = 0;
+ struct qla_hw_data *ha = base_vha->hw;
+ int fn;
+ struct pci_dev *other_pdev = NULL;
+
+ ql_dbg(ql_dbg_aer, base_vha, 0x9006,
+ "Entered %s.\n", __func__);
+
+ set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+
+ if (base_vha->flags.online) {
+ /* Abort all outstanding commands,
+ * so as to be requeued later */
+ qla2x00_abort_isp_cleanup(base_vha);
+ }
+
+
+ fn = PCI_FUNC(ha->pdev->devfn);
+ while (fn > 0) {
+ fn--;
+ ql_dbg(ql_dbg_aer, base_vha, 0x9007,
+ "Finding pci device at function = 0x%x.\n", fn);
+ other_pdev =
+ pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus),
+ ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
+ fn));
+
+ if (!other_pdev)
+ continue;
+ if (atomic_read(&other_pdev->enable_cnt)) {
+ ql_dbg(ql_dbg_aer, base_vha, 0x9008,
+ "Found PCI func available and enable at 0x%x.\n",
+ fn);
+ pci_dev_put(other_pdev);
+ break;
+ }
+ pci_dev_put(other_pdev);
+ }
+
+ if (!fn) {
+ /* Reset owner */
+ ql_dbg(ql_dbg_aer, base_vha, 0x9009,
+ "This devfn is reset owner = 0x%x.\n",
+ ha->pdev->devfn);
+ qla82xx_idc_lock(ha);
+
+ qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+ QLA8XXX_DEV_INITIALIZING);
+
+ qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION,
+ QLA82XX_IDC_VERSION);
+
+ drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE);
+ ql_dbg(ql_dbg_aer, base_vha, 0x900a,
+ "drv_active = 0x%x.\n", drv_active);
+
+ qla82xx_idc_unlock(ha);
+ /* Reset if device is not already reset
+ * drv_active would be 0 if a reset has already been done
+ */
+ if (drv_active)
+ rval = qla82xx_start_firmware(base_vha);
+ else
+ rval = QLA_SUCCESS;
+ qla82xx_idc_lock(ha);
+
+ if (rval != QLA_SUCCESS) {
+ ql_log(ql_log_info, base_vha, 0x900b,
+ "HW State: FAILED.\n");
+ qla82xx_clear_drv_active(ha);
+ qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+ QLA8XXX_DEV_FAILED);
+ } else {
+ ql_log(ql_log_info, base_vha, 0x900c,
+ "HW State: READY.\n");
+ qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+ QLA8XXX_DEV_READY);
+ qla82xx_idc_unlock(ha);
+ ha->flags.isp82xx_fw_hung = 0;
+ rval = qla82xx_restart_isp(base_vha);
+ qla82xx_idc_lock(ha);
+ /* Clear driver state register */
+ qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0);
+ qla82xx_set_drv_active(base_vha);
+ }
+ qla82xx_idc_unlock(ha);
+ } else {
+ ql_dbg(ql_dbg_aer, base_vha, 0x900d,
+ "This devfn is not reset owner = 0x%x.\n",
+ ha->pdev->devfn);
+ if ((qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
+ QLA8XXX_DEV_READY)) {
+ ha->flags.isp82xx_fw_hung = 0;
+ rval = qla82xx_restart_isp(base_vha);
+ qla82xx_idc_lock(ha);
+ qla82xx_set_drv_active(base_vha);
+ qla82xx_idc_unlock(ha);
+ }
+ }
+ clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+
+ return rval;
+}
+
+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;
+ struct rsp_que *rsp;
+ int rc, retries = 10;
+
+ ql_dbg(ql_dbg_aer, base_vha, 0x9004,
+ "Slot Reset.\n");
+
+ /* 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;
+ }
+
+ rsp = ha->rsp_q_map[0];
+ if (qla2x00_request_irqs(ha, rsp))
+ goto exit_slot_reset;
+
+ if (ha->isp_ops->pci_config(base_vha))
+ goto exit_slot_reset;
+
+ if (IS_QLA82XX(ha)) {
+ if (qla82xx_error_recovery(base_vha) == QLA_SUCCESS) {
+ ret = PCI_ERS_RESULT_RECOVERED;
+ goto exit_slot_reset;
+ } else
+ goto exit_slot_reset;
+ }
+
+ while (ha->flags.mbox_busy && retries--)
+ msleep(1000);
+
+ set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+ if (ha->isp_ops->abort_isp(base_vha) == QLA_SUCCESS)
+ ret = PCI_ERS_RESULT_RECOVERED;
+ clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+
+
+exit_slot_reset:
+ ql_dbg(ql_dbg_aer, base_vha, 0x900e,
+ "slot_reset return %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_dbg(ql_dbg_aer, 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");
+ }
+
+ pci_cleanup_aer_uncorrect_error_status(pdev);
+
+ ha->flags.eeh_busy = 0;
+}
+
+static void
+qla83xx_disable_laser(scsi_qla_host_t *vha)
+{
+ uint32_t reg, data, fn;
+ struct qla_hw_data *ha = vha->hw;
+ struct device_reg_24xx __iomem *isp_reg = &ha->iobase->isp24;
+
+ /* pci func #/port # */
+ ql_dbg(ql_dbg_init, vha, 0x004b,
+ "Disabling Laser for hba: %p\n", vha);
+
+ fn = (RD_REG_DWORD(&isp_reg->ctrl_status) &
+ (BIT_15|BIT_14|BIT_13|BIT_12));
+
+ fn = (fn >> 12);
+
+ if (fn & 1)
+ reg = PORT_1_2031;
+ else
+ reg = PORT_0_2031;
+
+ data = LASER_OFF_2031;
+
+ qla83xx_wr_reg(vha, reg, data);
+}
+
+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,
+};
+
+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) },
+ { 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;
+
+ /* 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) {
+ kmem_cache_destroy(srb_cachep);
+ return ret;
+ } 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");
+
+ qla2xxx_transport_template =
+ fc_attach_transport(&qla2xxx_transport_functions);
+ if (!qla2xxx_transport_template) {
+ kmem_cache_destroy(srb_cachep);
+ ql_log(ql_log_fatal, NULL, 0x0002,
+ "fc_attach_transport failed...Failing load!.\n");
+ qlt_exit();
+ return -ENODEV;
+ }
+
+ 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) {
+ kmem_cache_destroy(srb_cachep);
+ qlt_exit();
+ fc_release_transport(qla2xxx_transport_template);
+ ql_log(ql_log_fatal, NULL, 0x0004,
+ "fc_attach_transport vport failed...Failing load!.\n");
+ return -ENODEV;
+ }
+ 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) {
+ kmem_cache_destroy(srb_cachep);
+ qlt_exit();
+ fc_release_transport(qla2xxx_transport_template);
+ fc_release_transport(qla2xxx_transport_vport_template);
+ ql_log(ql_log_fatal, NULL, 0x0006,
+ "pci_register_driver failed...ret=%d Failing load!.\n",
+ ret);
+ }
+ return ret;
+}
+
+/**
+ * qla2x00_module_exit - Module cleanup.
+ **/
+static void __exit
+qla2x00_module_exit(void)
+{
+ unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
+ pci_unregister_driver(&qla2xxx_pci_driver);
+ qla2x00_release_firmware();
+ kmem_cache_destroy(srb_cachep);
+ qlt_exit();
+ if (ctx_cachep)
+ kmem_cache_destroy(ctx_cachep);
+ fc_release_transport(qla2xxx_transport_template);
+ fc_release_transport(qla2xxx_transport_vport_template);
+}
+
+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_VERSION(QLA2XXX_VERSION);
+/*(DEBLOBBED)*/
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-05 03:13:00 +0000