#include <linux/dma-mapping.h>
#include <linux/idr.h>
#include <linux/interrupt.h>
+#include <linux/module.h>
#include <linux/kthread.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *);
static int lpfc_post_rcv_buf(struct lpfc_hba *);
-static int lpfc_sli4_queue_create(struct lpfc_hba *);
-static void lpfc_sli4_queue_destroy(struct lpfc_hba *);
+static int lpfc_sli4_queue_verify(struct lpfc_hba *);
static int lpfc_create_bootstrap_mbox(struct lpfc_hba *);
static int lpfc_setup_endian_order(struct lpfc_hba *);
static int lpfc_sli4_read_config(struct lpfc_hba *);
struct Scsi_Host *shost;
uint32_t if_type;
struct lpfc_register portstat_reg;
+ int rc;
/* If the pci channel is offline, ignore possible errors, since
* we cannot communicate with the pci card anyway.
lpfc_sli4_offline_eratt(phba);
return;
}
- if (bf_get(lpfc_sliport_status_rn, &portstat_reg)) {
- /*
- * TODO: Attempt port recovery via a port reset.
- * When fully implemented, the driver should
- * attempt to recover the port here and return.
- * For now, log an error and take the port offline.
- */
+ /*
+ * On error status condition, driver need to wait for port
+ * ready before performing reset.
+ */
+ rc = lpfc_sli4_pdev_status_reg_wait(phba);
+ if (!rc) {
+ /* need reset: attempt for port recovery */
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2887 Port Error: Attempting "
"Port Recovery\n");
+ lpfc_offline_prep(phba);
+ lpfc_offline(phba);
+ lpfc_sli_brdrestart(phba);
+ if (lpfc_online(phba) == 0) {
+ lpfc_unblock_mgmt_io(phba);
+ return;
+ }
+ /* fall through for not able to recover */
}
lpfc_sli4_offline_eratt(phba);
break;
j = 0;
Length -= (3+i);
while(i--) {
- phba->Port[j++] = vpd[index++];
- if (j == 19)
- break;
+ if ((phba->sli_rev == LPFC_SLI_REV4) &&
+ (phba->sli4_hba.pport_name_sta ==
+ LPFC_SLI4_PPNAME_GET)) {
+ j++;
+ index++;
+ } else
+ phba->Port[j++] = vpd[index++];
+ if (j == 19)
+ break;
}
- phba->Port[j] = 0;
+ if ((phba->sli_rev != LPFC_SLI_REV4) ||
+ (phba->sli4_hba.pport_name_sta ==
+ LPFC_SLI4_PPNAME_NON))
+ phba->Port[j] = 0;
continue;
}
else {
case PCI_DEVICE_ID_LANCER_FCOE:
case PCI_DEVICE_ID_LANCER_FCOE_VF:
oneConnect = 1;
- m = (typeof(m)){"OCe50100", "PCIe", "FCoE"};
+ m = (typeof(m)){"OCe15100", "PCIe", "FCoE"};
break;
default:
m = (typeof(m)){"Unknown", "", ""};
uint8_t actcmd = MBX_HEARTBEAT;
unsigned long timeout;
-
+ timeout = msecs_to_jiffies(LPFC_MBOX_TMO * 1000) + jiffies;
spin_lock_irqsave(&phba->hbalock, iflag);
phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
- if (phba->sli.mbox_active)
+ if (phba->sli.mbox_active) {
actcmd = phba->sli.mbox_active->u.mb.mbxCommand;
+ /* Determine how long we might wait for the active mailbox
+ * command to be gracefully completed by firmware.
+ */
+ timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba,
+ phba->sli.mbox_active) * 1000) + jiffies;
+ }
spin_unlock_irqrestore(&phba->hbalock, iflag);
- /* Determine how long we might wait for the active mailbox
- * command to be gracefully completed by firmware.
- */
- timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, actcmd) * 1000) +
- jiffies;
+
/* Wait for the outstnading mailbox command to complete */
while (phba->sli.mbox_active) {
/* Check active mailbox complete status every 2ms */
lpfc_enable_pci_dev(struct lpfc_hba *phba)
{
struct pci_dev *pdev;
- int bars;
+ int bars = 0;
/* Obtain PCI device reference */
if (!phba->pcidev)
out_disable_device:
pci_disable_device(pdev);
out_error:
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "1401 Failed to enable pci device, bars:x%x\n", bars);
return -ENODEV;
}
uint16_t nr_virtfn;
int pos;
- if (!pdev->is_physfn)
- return 0;
-
pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV);
if (pos == 0)
return 0;
}
}
mempool_free(mboxq, phba->mbox_mem_pool);
- /* Create all the SLI4 queues */
- rc = lpfc_sli4_queue_create(phba);
+ /* Verify all the SLI4 queues */
+ rc = lpfc_sli4_queue_verify(phba);
if (rc)
goto out_free_bsmbx;
/* Create driver internal CQE event pool */
rc = lpfc_sli4_cq_event_pool_create(phba);
if (rc)
- goto out_destroy_queue;
+ goto out_free_bsmbx;
/* Initialize and populate the iocb list per host */
rc = lpfc_init_sgl_list(phba);
goto out_remove_rpi_hdrs;
}
- phba->sli4_hba.fcp_eq_hdl = kzalloc((sizeof(struct lpfc_fcp_eq_hdl) *
+ /*
+ * The cfg_fcp_eq_count can be zero whenever there is exactly one
+ * interrupt vector. This is not an error
+ */
+ if (phba->cfg_fcp_eq_count) {
+ phba->sli4_hba.fcp_eq_hdl =
+ kzalloc((sizeof(struct lpfc_fcp_eq_hdl) *
phba->cfg_fcp_eq_count), GFP_KERNEL);
- if (!phba->sli4_hba.fcp_eq_hdl) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2572 Failed allocate memory for fast-path "
- "per-EQ handle array\n");
- rc = -ENOMEM;
- goto out_free_fcf_rr_bmask;
+ if (!phba->sli4_hba.fcp_eq_hdl) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2572 Failed allocate memory for "
+ "fast-path per-EQ handle array\n");
+ rc = -ENOMEM;
+ goto out_free_fcf_rr_bmask;
+ }
}
phba->sli4_hba.msix_entries = kzalloc((sizeof(struct msix_entry) *
lpfc_free_sgl_list(phba);
out_destroy_cq_event_pool:
lpfc_sli4_cq_event_pool_destroy(phba);
-out_destroy_queue:
- lpfc_sli4_queue_destroy(phba);
out_free_bsmbx:
lpfc_destroy_bootstrap_mbox(phba);
out_free_mem:
/* Free the SCSI sgl management array */
kfree(phba->sli4_hba.lpfc_scsi_psb_array);
- /* Free the SLI4 queues */
- lpfc_sli4_queue_destroy(phba);
-
/* Free the completion queue EQ event pool */
lpfc_sli4_cq_event_release_all(phba);
lpfc_sli4_cq_event_pool_destroy(phba);
}
/**
- * lpfc_sli4_queue_create - Create all the SLI4 queues
+ * lpfc_sli4_queue_verify - Verify and update EQ and CQ counts
* @phba: pointer to lpfc hba data structure.
*
- * This routine is invoked to allocate all the SLI4 queues for the FCoE HBA
- * operation. For each SLI4 queue type, the parameters such as queue entry
- * count (queue depth) shall be taken from the module parameter. For now,
- * we just use some constant number as place holder.
+ * This routine is invoked to check the user settable queue counts for EQs and
+ * CQs. after this routine is called the counts will be set to valid values that
+ * adhere to the constraints of the system's interrupt vectors and the port's
+ * queue resources.
*
* Return codes
* 0 - successful
* -ENOMEM - No available memory
- * -EIO - The mailbox failed to complete successfully.
**/
static int
-lpfc_sli4_queue_create(struct lpfc_hba *phba)
+lpfc_sli4_queue_verify(struct lpfc_hba *phba)
{
- struct lpfc_queue *qdesc;
- int fcp_eqidx, fcp_cqidx, fcp_wqidx;
int cfg_fcp_wq_count;
int cfg_fcp_eq_count;
/* The overall number of event queues used */
phba->sli4_hba.cfg_eqn = phba->cfg_fcp_eq_count + LPFC_SP_EQN_DEF;
- /*
- * Create Event Queues (EQs)
- */
-
/* Get EQ depth from module parameter, fake the default for now */
phba->sli4_hba.eq_esize = LPFC_EQE_SIZE_4B;
phba->sli4_hba.eq_ecount = LPFC_EQE_DEF_COUNT;
+ /* Get CQ depth from module parameter, fake the default for now */
+ phba->sli4_hba.cq_esize = LPFC_CQE_SIZE;
+ phba->sli4_hba.cq_ecount = LPFC_CQE_DEF_COUNT;
+
+ return 0;
+out_error:
+ return -ENOMEM;
+}
+
+/**
+ * lpfc_sli4_queue_create - Create all the SLI4 queues
+ * @phba: pointer to lpfc hba data structure.
+ *
+ * This routine is invoked to allocate all the SLI4 queues for the FCoE HBA
+ * operation. For each SLI4 queue type, the parameters such as queue entry
+ * count (queue depth) shall be taken from the module parameter. For now,
+ * we just use some constant number as place holder.
+ *
+ * Return codes
+ * 0 - sucessful
+ * -ENOMEM - No availble memory
+ * -EIO - The mailbox failed to complete successfully.
+ **/
+int
+lpfc_sli4_queue_create(struct lpfc_hba *phba)
+{
+ struct lpfc_queue *qdesc;
+ int fcp_eqidx, fcp_cqidx, fcp_wqidx;
+
+ /*
+ * Create Event Queues (EQs)
+ */
+
/* Create slow path event queue */
qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize,
phba->sli4_hba.eq_ecount);
}
phba->sli4_hba.sp_eq = qdesc;
- /* Create fast-path FCP Event Queue(s) */
- phba->sli4_hba.fp_eq = kzalloc((sizeof(struct lpfc_queue *) *
- phba->cfg_fcp_eq_count), GFP_KERNEL);
- if (!phba->sli4_hba.fp_eq) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2576 Failed allocate memory for fast-path "
- "EQ record array\n");
- goto out_free_sp_eq;
+ /*
+ * Create fast-path FCP Event Queue(s). The cfg_fcp_eq_count can be
+ * zero whenever there is exactly one interrupt vector. This is not
+ * an error.
+ */
+ if (phba->cfg_fcp_eq_count) {
+ phba->sli4_hba.fp_eq = kzalloc((sizeof(struct lpfc_queue *) *
+ phba->cfg_fcp_eq_count), GFP_KERNEL);
+ if (!phba->sli4_hba.fp_eq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2576 Failed allocate memory for "
+ "fast-path EQ record array\n");
+ goto out_free_sp_eq;
+ }
}
for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count; fcp_eqidx++) {
qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize,
* Create Complete Queues (CQs)
*/
- /* Get CQ depth from module parameter, fake the default for now */
- phba->sli4_hba.cq_esize = LPFC_CQE_SIZE;
- phba->sli4_hba.cq_ecount = LPFC_CQE_DEF_COUNT;
-
/* Create slow-path Mailbox Command Complete Queue */
qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize,
phba->sli4_hba.cq_ecount);
phba->sli4_hba.els_cq = qdesc;
- /* Create fast-path FCP Completion Queue(s), one-to-one with EQs */
- phba->sli4_hba.fcp_cq = kzalloc((sizeof(struct lpfc_queue *) *
- phba->cfg_fcp_eq_count), GFP_KERNEL);
+ /*
+ * Create fast-path FCP Completion Queue(s), one-to-one with FCP EQs.
+ * If there are no FCP EQs then create exactly one FCP CQ.
+ */
+ if (phba->cfg_fcp_eq_count)
+ phba->sli4_hba.fcp_cq = kzalloc((sizeof(struct lpfc_queue *) *
+ phba->cfg_fcp_eq_count),
+ GFP_KERNEL);
+ else
+ phba->sli4_hba.fcp_cq = kzalloc(sizeof(struct lpfc_queue *),
+ GFP_KERNEL);
if (!phba->sli4_hba.fcp_cq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2577 Failed allocate memory for fast-path "
"CQ record array\n");
goto out_free_els_cq;
}
- for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_eq_count; fcp_cqidx++) {
+ fcp_cqidx = 0;
+ do {
qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize,
phba->sli4_hba.cq_ecount);
if (!qdesc) {
goto out_free_fcp_cq;
}
phba->sli4_hba.fcp_cq[fcp_cqidx] = qdesc;
- }
+ } while (++fcp_cqidx < phba->cfg_fcp_eq_count);
/* Create Mailbox Command Queue */
phba->sli4_hba.mq_esize = LPFC_MQE_SIZE;
* -ENOMEM - No available memory
* -EIO - The mailbox failed to complete successfully.
**/
-static void
+void
lpfc_sli4_queue_destroy(struct lpfc_hba *phba)
{
int fcp_qidx;
"0540 Receive Queue not allocated\n");
goto out_destroy_fcp_wq;
}
+
+ lpfc_rq_adjust_repost(phba, phba->sli4_hba.hdr_rq, LPFC_ELS_HBQ);
+ lpfc_rq_adjust_repost(phba, phba->sli4_hba.dat_rq, LPFC_ELS_HBQ);
+
rc = lpfc_rq_create(phba, phba->sli4_hba.hdr_rq, phba->sli4_hba.dat_rq,
phba->sli4_hba.els_cq, LPFC_USOL);
if (rc) {
"rc = 0x%x\n", rc);
goto out_destroy_fcp_wq;
}
+
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"2592 USL RQ setup: hdr-rq-id=%d, dat-rq-id=%d "
"parent cq-id=%d\n",
/* Unset ELS complete queue */
lpfc_cq_destroy(phba, phba->sli4_hba.els_cq);
/* Unset FCP response complete queue */
- for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++)
+ fcp_qidx = 0;
+ do {
lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_qidx]);
+ } while (++fcp_qidx < phba->cfg_fcp_eq_count);
/* Unset fast-path event queue */
for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++)
lpfc_eq_destroy(phba, phba->sli4_hba.fp_eq[fcp_qidx]);
* the loop again.
*/
for (rdy_chk = 0; rdy_chk < 1000; rdy_chk++) {
+ msleep(10);
if (lpfc_readl(phba->sli4_hba.u.if_type2.
STATUSregaddr, ®_data.word0)) {
rc = -ENODEV;
- break;
+ goto out;
}
if (bf_get(lpfc_sliport_status_rdy, ®_data))
break;
reset_again++;
break;
}
- msleep(10);
}
/*
}
/* Detect any port errors. */
- if (lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr,
- ®_data.word0)) {
- rc = -ENODEV;
- break;
- }
if ((bf_get(lpfc_sliport_status_err, ®_data)) ||
(rdy_chk >= 1000)) {
phba->work_status[0] = readl(
break;
}
+out:
/* Catch the not-ready port failure after a port reset. */
if (num_resets >= MAX_IF_TYPE_2_RESETS)
rc = -ENODEV;
lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_NOP, length, LPFC_SLI4_MBX_EMBED);
- mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG);
for (cmdsent = 0; cmdsent < cnt; cmdsent++) {
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- else
+ else {
+ mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq);
rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo);
+ }
if (rc == MBX_TIMEOUT)
break;
/* Check return status */
/* Reset SLI4 HBA FCoE function */
lpfc_pci_function_reset(phba);
+ lpfc_sli4_queue_destroy(phba);
return;
}
/* Reset SLI4 HBA FCoE function */
lpfc_pci_function_reset(phba);
+ lpfc_sli4_queue_destroy(phba);
/* Stop the SLI4 device port */
phba->pport->work_port_events = 0;
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
else {
- mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_PORT_CAPABILITIES);
+ mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq);
rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo);
}
int rc;
struct lpfc_mqe *mqe = &mboxq->u.mqe;
struct lpfc_pc_sli4_params *sli4_params;
+ uint32_t mbox_tmo;
int length;
struct lpfc_sli4_parameters *mbx_sli4_parameters;
length, LPFC_SLI4_MBX_EMBED);
if (!phba->sli4_hba.intr_enable)
rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- else
- rc = lpfc_sli_issue_mbox_wait(phba, mboxq,
- lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG));
+ else {
+ mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq);
+ rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo);
+ }
if (unlikely(rc))
return rc;
sli4_params = &phba->sli4_hba.pc_sli4_params;
/* Perform generic PCI device enabling operation */
error = lpfc_enable_pci_dev(phba);
- if (error) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "1401 Failed to enable pci device.\n");
+ if (error)
goto out_free_phba;
- }
/* Set up SLI API function jump table for PCI-device group-0 HBAs */
error = lpfc_api_table_setup(phba, LPFC_PCI_DEV_LP);
goto out_free_iocb_list;
}
+ /* Get the default values for Model Name and Description */
+ lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
+
/* Create SCSI host to the physical port */
error = lpfc_create_shost(phba);
if (error) {
uint32_t offset = 0, temp_offset = 0;
INIT_LIST_HEAD(&dma_buffer_list);
- if ((image->magic_number != LPFC_GROUP_OJECT_MAGIC_NUM) ||
- (bf_get(lpfc_grp_hdr_file_type, image) != LPFC_FILE_TYPE_GROUP) ||
- (bf_get(lpfc_grp_hdr_id, image) != LPFC_FILE_ID_GROUP) ||
- (image->size != fw->size)) {
+ if ((be32_to_cpu(image->magic_number) != LPFC_GROUP_OJECT_MAGIC_NUM) ||
+ (bf_get_be32(lpfc_grp_hdr_file_type, image) !=
+ LPFC_FILE_TYPE_GROUP) ||
+ (bf_get_be32(lpfc_grp_hdr_id, image) != LPFC_FILE_ID_GROUP) ||
+ (be32_to_cpu(image->size) != fw->size)) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"3022 Invalid FW image found. "
- "Magic:%d Type:%x ID:%x\n",
- image->magic_number,
- bf_get(lpfc_grp_hdr_file_type, image),
- bf_get(lpfc_grp_hdr_id, image));
+ "Magic:%x Type:%x ID:%x\n",
+ be32_to_cpu(image->magic_number),
+ bf_get_be32(lpfc_grp_hdr_file_type, image),
+ bf_get_be32(lpfc_grp_hdr_id, image));
return -EINVAL;
}
lpfc_decode_firmware_rev(phba, fwrev, 1);
while (offset < fw->size) {
temp_offset = offset;
list_for_each_entry(dmabuf, &dma_buffer_list, list) {
- if (offset + SLI4_PAGE_SIZE > fw->size) {
- temp_offset += fw->size - offset;
+ if (temp_offset + SLI4_PAGE_SIZE > fw->size) {
memcpy(dmabuf->virt,
fw->data + temp_offset,
- fw->size - offset);
+ fw->size - temp_offset);
+ temp_offset = fw->size;
break;
}
memcpy(dmabuf->virt, fw->data + temp_offset,
uint32_t cfg_mode, intr_mode;
int mcnt;
int adjusted_fcp_eq_count;
- int fcp_qidx;
const struct firmware *fw;
uint8_t file_name[16];
/* Perform generic PCI device enabling operation */
error = lpfc_enable_pci_dev(phba);
- if (error) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "1409 Failed to enable pci device.\n");
+ if (error)
goto out_free_phba;
- }
/* Set up SLI API function jump table for PCI-device group-1 HBAs */
error = lpfc_api_table_setup(phba, LPFC_PCI_DEV_OC);
goto out_free_iocb_list;
}
+ /* Get the default values for Model Name and Description */
+ lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
+
/* Create SCSI host to the physical port */
error = lpfc_create_shost(phba);
if (error) {
adjusted_fcp_eq_count = phba->sli4_hba.msix_vec_nr - 1;
else
adjusted_fcp_eq_count = phba->cfg_fcp_eq_count;
- /* Free unused EQs */
- for (fcp_qidx = adjusted_fcp_eq_count;
- fcp_qidx < phba->cfg_fcp_eq_count;
- fcp_qidx++) {
- lpfc_sli4_queue_free(phba->sli4_hba.fp_eq[fcp_qidx]);
- /* do not delete the first fcp_cq */
- if (fcp_qidx)
- lpfc_sli4_queue_free(
- phba->sli4_hba.fcp_cq[fcp_qidx]);
- }
phba->cfg_fcp_eq_count = adjusted_fcp_eq_count;
/* Set up SLI-4 HBA */
if (lpfc_sli4_hba_setup(phba)) {
/* Disable interrupt from device */
lpfc_sli4_disable_intr(phba);
+ lpfc_sli4_queue_destroy(phba);
/* Save device state to PCI config space */
pci_save_state(pdev);
/* Disable interrupt and pci device */
lpfc_sli4_disable_intr(phba);
+ lpfc_sli4_queue_destroy(phba);
pci_disable_device(phba->pcidev);
/* Flush all driver's outstanding SCSI I/Os as we are to reset */
projects / karo-tx-linux.git / blobdiff