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@@ -23,6 +23,7 @@
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#include <linux/pci.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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+#include <linux/list.h>
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#include <scsi/scsi.h>
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#include <scsi/scsi_host.h>
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@@ -79,8 +80,7 @@ struct lpfc_bsg_iocb {
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struct lpfc_bsg_mbox {
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LPFC_MBOXQ_t *pmboxq;
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MAILBOX_t *mb;
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- struct lpfc_dmabuf *rxbmp; /* for BIU diags */
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- struct lpfc_dmabufext *dmp; /* for BIU diags */
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+ struct lpfc_dmabuf *dmabuffers; /* for BIU diags */
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uint8_t *ext; /* extended mailbox data */
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uint32_t mbOffset; /* from app */
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uint32_t inExtWLen; /* from app */
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@@ -332,6 +332,8 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
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cmd->ulpLe = 1;
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cmd->ulpClass = CLASS3;
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cmd->ulpContext = ndlp->nlp_rpi;
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+ if (phba->sli_rev == LPFC_SLI_REV4)
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+ cmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
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cmd->ulpOwner = OWN_CHIP;
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cmdiocbq->vport = phba->pport;
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cmdiocbq->context3 = bmp;
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@@ -1336,6 +1338,10 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag,
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}
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icmd->un.ulpWord[3] = ndlp->nlp_rpi;
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+ if (phba->sli_rev == LPFC_SLI_REV4)
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+ icmd->ulpContext =
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+ phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
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+
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/* The exchange is done, mark the entry as invalid */
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phba->ct_ctx[tag].flags &= ~UNSOL_VALID;
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} else
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@@ -1463,11 +1469,91 @@ send_mgmt_rsp_exit:
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}
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/**
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- * lpfc_bsg_diag_mode - process a LPFC_BSG_VENDOR_DIAG_MODE bsg vendor command
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+ * lpfc_bsg_diag_mode_enter - process preparing into device diag loopback mode
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+ * @phba: Pointer to HBA context object.
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+ * @job: LPFC_BSG_VENDOR_DIAG_MODE
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+ *
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+ * This function is responsible for preparing driver for diag loopback
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+ * on device.
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+ */
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+static int
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+lpfc_bsg_diag_mode_enter(struct lpfc_hba *phba, struct fc_bsg_job *job)
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+{
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+ struct lpfc_vport **vports;
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+ struct Scsi_Host *shost;
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+ struct lpfc_sli *psli;
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+ struct lpfc_sli_ring *pring;
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+ int i = 0;
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+
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+ psli = &phba->sli;
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+ if (!psli)
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+ return -ENODEV;
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+
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+ pring = &psli->ring[LPFC_FCP_RING];
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+ if (!pring)
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+ return -ENODEV;
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+
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+ if ((phba->link_state == LPFC_HBA_ERROR) ||
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+ (psli->sli_flag & LPFC_BLOCK_MGMT_IO) ||
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+ (!(psli->sli_flag & LPFC_SLI_ACTIVE)))
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+ return -EACCES;
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+
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+ vports = lpfc_create_vport_work_array(phba);
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+ if (vports) {
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+ for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
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+ shost = lpfc_shost_from_vport(vports[i]);
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+ scsi_block_requests(shost);
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+ }
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+ lpfc_destroy_vport_work_array(phba, vports);
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+ } else {
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+ shost = lpfc_shost_from_vport(phba->pport);
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+ scsi_block_requests(shost);
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+ }
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+
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+ while (pring->txcmplq_cnt) {
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+ if (i++ > 500) /* wait up to 5 seconds */
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+ break;
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+ msleep(10);
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+ }
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+ return 0;
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+}
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+
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+/**
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+ * lpfc_bsg_diag_mode_exit - exit process from device diag loopback mode
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+ * @phba: Pointer to HBA context object.
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+ * @job: LPFC_BSG_VENDOR_DIAG_MODE
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+ *
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+ * This function is responsible for driver exit processing of setting up
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+ * diag loopback mode on device.
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+ */
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+static void
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+lpfc_bsg_diag_mode_exit(struct lpfc_hba *phba)
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+{
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+ struct Scsi_Host *shost;
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+ struct lpfc_vport **vports;
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+ int i;
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+
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+ vports = lpfc_create_vport_work_array(phba);
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+ if (vports) {
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+ for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
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+ shost = lpfc_shost_from_vport(vports[i]);
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+ scsi_unblock_requests(shost);
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+ }
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+ lpfc_destroy_vport_work_array(phba, vports);
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+ } else {
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+ shost = lpfc_shost_from_vport(phba->pport);
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+ scsi_unblock_requests(shost);
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+ }
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+ return;
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+}
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+
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+/**
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+ * lpfc_sli3_bsg_diag_loopback_mode - process an sli3 bsg vendor command
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+ * @phba: Pointer to HBA context object.
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* @job: LPFC_BSG_VENDOR_DIAG_MODE
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*
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- * This function is responsible for placing a port into diagnostic loopback
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- * mode in order to perform a diagnostic loopback test.
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+ * This function is responsible for placing an sli3 port into diagnostic
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+ * loopback mode in order to perform a diagnostic loopback test.
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* All new scsi requests are blocked, a small delay is used to allow the
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* scsi requests to complete then the link is brought down. If the link is
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* is placed in loopback mode then scsi requests are again allowed
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@@ -1475,17 +1561,11 @@ send_mgmt_rsp_exit:
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* All of this is done in-line.
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*/
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static int
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-lpfc_bsg_diag_mode(struct fc_bsg_job *job)
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+lpfc_sli3_bsg_diag_loopback_mode(struct lpfc_hba *phba, struct fc_bsg_job *job)
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{
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- struct Scsi_Host *shost = job->shost;
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- struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
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- struct lpfc_hba *phba = vport->phba;
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struct diag_mode_set *loopback_mode;
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- struct lpfc_sli *psli = &phba->sli;
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- struct lpfc_sli_ring *pring = &psli->ring[LPFC_FCP_RING];
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uint32_t link_flags;
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uint32_t timeout;
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- struct lpfc_vport **vports;
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LPFC_MBOXQ_t *pmboxq;
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int mbxstatus;
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int i = 0;
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@@ -1494,53 +1574,33 @@ lpfc_bsg_diag_mode(struct fc_bsg_job *job)
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/* no data to return just the return code */
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job->reply->reply_payload_rcv_len = 0;
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- if (job->request_len <
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- sizeof(struct fc_bsg_request) + sizeof(struct diag_mode_set)) {
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+ if (job->request_len < sizeof(struct fc_bsg_request) +
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+ sizeof(struct diag_mode_set)) {
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lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
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- "2738 Received DIAG MODE request below minimum "
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- "size\n");
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+ "2738 Received DIAG MODE request size:%d "
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+ "below the minimum size:%d\n",
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+ job->request_len,
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+ (int)(sizeof(struct fc_bsg_request) +
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+ sizeof(struct diag_mode_set)));
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rc = -EINVAL;
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goto job_error;
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}
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+ rc = lpfc_bsg_diag_mode_enter(phba, job);
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+ if (rc)
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+ goto job_error;
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+
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+ /* bring the link to diagnostic mode */
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loopback_mode = (struct diag_mode_set *)
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job->request->rqst_data.h_vendor.vendor_cmd;
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link_flags = loopback_mode->type;
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timeout = loopback_mode->timeout * 100;
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- if ((phba->link_state == LPFC_HBA_ERROR) ||
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- (psli->sli_flag & LPFC_BLOCK_MGMT_IO) ||
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- (!(psli->sli_flag & LPFC_SLI_ACTIVE))) {
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- rc = -EACCES;
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- goto job_error;
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- }
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-
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pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
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if (!pmboxq) {
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rc = -ENOMEM;
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- goto job_error;
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- }
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-
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- vports = lpfc_create_vport_work_array(phba);
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- if (vports) {
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- for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
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- shost = lpfc_shost_from_vport(vports[i]);
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- scsi_block_requests(shost);
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- }
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-
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- lpfc_destroy_vport_work_array(phba, vports);
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- } else {
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- shost = lpfc_shost_from_vport(phba->pport);
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- scsi_block_requests(shost);
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- }
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-
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- while (pring->txcmplq_cnt) {
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- if (i++ > 500) /* wait up to 5 seconds */
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- break;
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-
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- msleep(10);
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+ goto loopback_mode_exit;
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}
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-
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memset((void *)pmboxq, 0, sizeof(LPFC_MBOXQ_t));
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pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK;
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pmboxq->u.mb.mbxOwner = OWN_HOST;
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@@ -1594,17 +1654,7 @@ lpfc_bsg_diag_mode(struct fc_bsg_job *job)
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rc = -ENODEV;
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loopback_mode_exit:
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- vports = lpfc_create_vport_work_array(phba);
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- if (vports) {
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- for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
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- shost = lpfc_shost_from_vport(vports[i]);
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- scsi_unblock_requests(shost);
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- }
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- lpfc_destroy_vport_work_array(phba, vports);
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- } else {
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- shost = lpfc_shost_from_vport(phba->pport);
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- scsi_unblock_requests(shost);
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- }
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+ lpfc_bsg_diag_mode_exit(phba);
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/*
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* Let SLI layer release mboxq if mbox command completed after timeout.
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@@ -1622,1000 +1672,2430 @@ job_error:
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}
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/**
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- * lpfcdiag_loop_self_reg - obtains a remote port login id
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- * @phba: Pointer to HBA context object
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- * @rpi: Pointer to a remote port login id
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+ * lpfc_sli4_bsg_set_link_diag_state - set sli4 link diag state
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+ * @phba: Pointer to HBA context object.
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+ * @diag: Flag for set link to diag or nomral operation state.
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*
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- * This function obtains a remote port login id so the diag loopback test
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- * can send and receive its own unsolicited CT command.
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- **/
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-static int lpfcdiag_loop_self_reg(struct lpfc_hba *phba, uint16_t *rpi)
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+ * This function is responsible for issuing a sli4 mailbox command for setting
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+ * link to either diag state or normal operation state.
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+ */
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+static int
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+lpfc_sli4_bsg_set_link_diag_state(struct lpfc_hba *phba, uint32_t diag)
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{
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- LPFC_MBOXQ_t *mbox;
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- struct lpfc_dmabuf *dmabuff;
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- int status;
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+ LPFC_MBOXQ_t *pmboxq;
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+ struct lpfc_mbx_set_link_diag_state *link_diag_state;
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+ uint32_t req_len, alloc_len;
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+ int mbxstatus = MBX_SUCCESS, rc;
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- mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
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- if (!mbox)
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+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
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+ if (!pmboxq)
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return -ENOMEM;
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- if (phba->sli_rev == LPFC_SLI_REV4)
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- *rpi = lpfc_sli4_alloc_rpi(phba);
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- status = lpfc_reg_rpi(phba, 0, phba->pport->fc_myDID,
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- (uint8_t *)&phba->pport->fc_sparam, mbox, *rpi);
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- if (status) {
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- mempool_free(mbox, phba->mbox_mem_pool);
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- if (phba->sli_rev == LPFC_SLI_REV4)
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- lpfc_sli4_free_rpi(phba, *rpi);
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- return -ENOMEM;
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+ req_len = (sizeof(struct lpfc_mbx_set_link_diag_state) -
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+ sizeof(struct lpfc_sli4_cfg_mhdr));
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+ alloc_len = lpfc_sli4_config(phba, pmboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
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+ LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_STATE,
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+ req_len, LPFC_SLI4_MBX_EMBED);
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+ if (alloc_len != req_len) {
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+ rc = -ENOMEM;
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+ goto link_diag_state_set_out;
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}
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+ link_diag_state = &pmboxq->u.mqe.un.link_diag_state;
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+ bf_set(lpfc_mbx_set_diag_state_link_num, &link_diag_state->u.req,
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+ phba->sli4_hba.link_state.number);
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+ bf_set(lpfc_mbx_set_diag_state_link_type, &link_diag_state->u.req,
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+ phba->sli4_hba.link_state.type);
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+ if (diag)
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+ bf_set(lpfc_mbx_set_diag_state_diag,
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+ &link_diag_state->u.req, 1);
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+ else
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+ bf_set(lpfc_mbx_set_diag_state_diag,
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+ &link_diag_state->u.req, 0);
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- dmabuff = (struct lpfc_dmabuf *) mbox->context1;
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- mbox->context1 = NULL;
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- mbox->context2 = NULL;
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- status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
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+ mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO);
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- if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) {
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- lpfc_mbuf_free(phba, dmabuff->virt, dmabuff->phys);
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- kfree(dmabuff);
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- if (status != MBX_TIMEOUT)
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- mempool_free(mbox, phba->mbox_mem_pool);
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- if (phba->sli_rev == LPFC_SLI_REV4)
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- lpfc_sli4_free_rpi(phba, *rpi);
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- return -ENODEV;
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- }
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+ if ((mbxstatus == MBX_SUCCESS) && (pmboxq->u.mb.mbxStatus == 0))
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+ rc = 0;
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+ else
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+ rc = -ENODEV;
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- *rpi = mbox->u.mb.un.varWords[0];
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+link_diag_state_set_out:
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+ if (pmboxq && (mbxstatus != MBX_TIMEOUT))
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+ mempool_free(pmboxq, phba->mbox_mem_pool);
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- lpfc_mbuf_free(phba, dmabuff->virt, dmabuff->phys);
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- kfree(dmabuff);
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- mempool_free(mbox, phba->mbox_mem_pool);
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- return 0;
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+ return rc;
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}
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/**
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- * lpfcdiag_loop_self_unreg - unregs from the rpi
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- * @phba: Pointer to HBA context object
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- * @rpi: Remote port login id
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+ * lpfc_sli4_bsg_diag_loopback_mode - process an sli4 bsg vendor command
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+ * @phba: Pointer to HBA context object.
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+ * @job: LPFC_BSG_VENDOR_DIAG_MODE
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*
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- * This function unregisters the rpi obtained in lpfcdiag_loop_self_reg
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- **/
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-static int lpfcdiag_loop_self_unreg(struct lpfc_hba *phba, uint16_t rpi)
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+ * This function is responsible for placing an sli4 port into diagnostic
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+ * loopback mode in order to perform a diagnostic loopback test.
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+ */
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+static int
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+lpfc_sli4_bsg_diag_loopback_mode(struct lpfc_hba *phba, struct fc_bsg_job *job)
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{
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- LPFC_MBOXQ_t *mbox;
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- int status;
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-
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- /* Allocate mboxq structure */
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|
|
- mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
- if (mbox == NULL)
|
|
|
- return -ENOMEM;
|
|
|
+ struct diag_mode_set *loopback_mode;
|
|
|
+ uint32_t link_flags, timeout, req_len, alloc_len;
|
|
|
+ struct lpfc_mbx_set_link_diag_loopback *link_diag_loopback;
|
|
|
+ LPFC_MBOXQ_t *pmboxq = NULL;
|
|
|
+ int mbxstatus, i, rc = 0;
|
|
|
|
|
|
- lpfc_unreg_login(phba, 0, rpi, mbox);
|
|
|
- status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
|
|
|
+ /* no data to return just the return code */
|
|
|
+ job->reply->reply_payload_rcv_len = 0;
|
|
|
|
|
|
- if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) {
|
|
|
- if (status != MBX_TIMEOUT)
|
|
|
- mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
- return -EIO;
|
|
|
+ if (job->request_len < sizeof(struct fc_bsg_request) +
|
|
|
+ sizeof(struct diag_mode_set)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "3011 Received DIAG MODE request size:%d "
|
|
|
+ "below the minimum size:%d\n",
|
|
|
+ job->request_len,
|
|
|
+ (int)(sizeof(struct fc_bsg_request) +
|
|
|
+ sizeof(struct diag_mode_set)));
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto job_error;
|
|
|
}
|
|
|
- mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
- if (phba->sli_rev == LPFC_SLI_REV4)
|
|
|
- lpfc_sli4_free_rpi(phba, rpi);
|
|
|
- return 0;
|
|
|
-}
|
|
|
|
|
|
-/**
|
|
|
- * lpfcdiag_loop_get_xri - obtains the transmit and receive ids
|
|
|
- * @phba: Pointer to HBA context object
|
|
|
- * @rpi: Remote port login id
|
|
|
- * @txxri: Pointer to transmit exchange id
|
|
|
- * @rxxri: Pointer to response exchabge id
|
|
|
- *
|
|
|
- * This function obtains the transmit and receive ids required to send
|
|
|
- * an unsolicited ct command with a payload. A special lpfc FsType and CmdRsp
|
|
|
- * flags are used to the unsolicted response handler is able to process
|
|
|
- * the ct command sent on the same port.
|
|
|
- **/
|
|
|
-static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi,
|
|
|
- uint16_t *txxri, uint16_t * rxxri)
|
|
|
-{
|
|
|
- struct lpfc_bsg_event *evt;
|
|
|
- struct lpfc_iocbq *cmdiocbq, *rspiocbq;
|
|
|
- IOCB_t *cmd, *rsp;
|
|
|
- struct lpfc_dmabuf *dmabuf;
|
|
|
- struct ulp_bde64 *bpl = NULL;
|
|
|
- struct lpfc_sli_ct_request *ctreq = NULL;
|
|
|
- int ret_val = 0;
|
|
|
- int time_left;
|
|
|
- int iocb_stat = 0;
|
|
|
- unsigned long flags;
|
|
|
+ rc = lpfc_bsg_diag_mode_enter(phba, job);
|
|
|
+ if (rc)
|
|
|
+ goto job_error;
|
|
|
|
|
|
- *txxri = 0;
|
|
|
- *rxxri = 0;
|
|
|
- evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid,
|
|
|
- SLI_CT_ELX_LOOPBACK);
|
|
|
- if (!evt)
|
|
|
- return -ENOMEM;
|
|
|
+ /* bring the link to diagnostic mode */
|
|
|
+ loopback_mode = (struct diag_mode_set *)
|
|
|
+ job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+ link_flags = loopback_mode->type;
|
|
|
+ timeout = loopback_mode->timeout * 100;
|
|
|
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- list_add(&evt->node, &phba->ct_ev_waiters);
|
|
|
- lpfc_bsg_event_ref(evt);
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ rc = lpfc_sli4_bsg_set_link_diag_state(phba, 1);
|
|
|
+ if (rc)
|
|
|
+ goto loopback_mode_exit;
|
|
|
|
|
|
- cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
- rspiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
+ /* wait for link down before proceeding */
|
|
|
+ i = 0;
|
|
|
+ while (phba->link_state != LPFC_LINK_DOWN) {
|
|
|
+ if (i++ > timeout) {
|
|
|
+ rc = -ETIMEDOUT;
|
|
|
+ goto loopback_mode_exit;
|
|
|
+ }
|
|
|
+ msleep(10);
|
|
|
+ }
|
|
|
+ /* set up loopback mode */
|
|
|
+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (!pmboxq) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto loopback_mode_exit;
|
|
|
+ }
|
|
|
+ req_len = (sizeof(struct lpfc_mbx_set_link_diag_loopback) -
|
|
|
+ sizeof(struct lpfc_sli4_cfg_mhdr));
|
|
|
+ alloc_len = lpfc_sli4_config(phba, pmboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
|
|
|
+ LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_LOOPBACK,
|
|
|
+ req_len, LPFC_SLI4_MBX_EMBED);
|
|
|
+ if (alloc_len != req_len) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto loopback_mode_exit;
|
|
|
+ }
|
|
|
+ link_diag_loopback = &pmboxq->u.mqe.un.link_diag_loopback;
|
|
|
+ bf_set(lpfc_mbx_set_diag_state_link_num,
|
|
|
+ &link_diag_loopback->u.req, phba->sli4_hba.link_state.number);
|
|
|
+ bf_set(lpfc_mbx_set_diag_state_link_type,
|
|
|
+ &link_diag_loopback->u.req, phba->sli4_hba.link_state.type);
|
|
|
+ if (link_flags == INTERNAL_LOOP_BACK)
|
|
|
+ bf_set(lpfc_mbx_set_diag_lpbk_type,
|
|
|
+ &link_diag_loopback->u.req,
|
|
|
+ LPFC_DIAG_LOOPBACK_TYPE_INTERNAL);
|
|
|
+ else
|
|
|
+ bf_set(lpfc_mbx_set_diag_lpbk_type,
|
|
|
+ &link_diag_loopback->u.req,
|
|
|
+ LPFC_DIAG_LOOPBACK_TYPE_EXTERNAL);
|
|
|
|
|
|
- dmabuf = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (dmabuf) {
|
|
|
- dmabuf->virt = lpfc_mbuf_alloc(phba, 0, &dmabuf->phys);
|
|
|
- if (dmabuf->virt) {
|
|
|
- INIT_LIST_HEAD(&dmabuf->list);
|
|
|
- bpl = (struct ulp_bde64 *) dmabuf->virt;
|
|
|
- memset(bpl, 0, sizeof(*bpl));
|
|
|
- ctreq = (struct lpfc_sli_ct_request *)(bpl + 1);
|
|
|
- bpl->addrHigh =
|
|
|
- le32_to_cpu(putPaddrHigh(dmabuf->phys +
|
|
|
- sizeof(*bpl)));
|
|
|
- bpl->addrLow =
|
|
|
- le32_to_cpu(putPaddrLow(dmabuf->phys +
|
|
|
- sizeof(*bpl)));
|
|
|
- bpl->tus.f.bdeFlags = 0;
|
|
|
- bpl->tus.f.bdeSize = ELX_LOOPBACK_HEADER_SZ;
|
|
|
- bpl->tus.w = le32_to_cpu(bpl->tus.w);
|
|
|
+ mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO);
|
|
|
+ if ((mbxstatus != MBX_SUCCESS) || (pmboxq->u.mb.mbxStatus))
|
|
|
+ rc = -ENODEV;
|
|
|
+ else {
|
|
|
+ phba->link_flag |= LS_LOOPBACK_MODE;
|
|
|
+ /* wait for the link attention interrupt */
|
|
|
+ msleep(100);
|
|
|
+ i = 0;
|
|
|
+ while (phba->link_state != LPFC_HBA_READY) {
|
|
|
+ if (i++ > timeout) {
|
|
|
+ rc = -ETIMEDOUT;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ msleep(10);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- if (cmdiocbq == NULL || rspiocbq == NULL ||
|
|
|
- dmabuf == NULL || bpl == NULL || ctreq == NULL ||
|
|
|
- dmabuf->virt == NULL) {
|
|
|
- ret_val = -ENOMEM;
|
|
|
- goto err_get_xri_exit;
|
|
|
- }
|
|
|
+loopback_mode_exit:
|
|
|
+ lpfc_bsg_diag_mode_exit(phba);
|
|
|
|
|
|
- cmd = &cmdiocbq->iocb;
|
|
|
- rsp = &rspiocbq->iocb;
|
|
|
+ /*
|
|
|
+ * Let SLI layer release mboxq if mbox command completed after timeout.
|
|
|
+ */
|
|
|
+ if (pmboxq && (mbxstatus != MBX_TIMEOUT))
|
|
|
+ mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
|
|
|
- memset(ctreq, 0, ELX_LOOPBACK_HEADER_SZ);
|
|
|
+job_error:
|
|
|
+ /* make error code available to userspace */
|
|
|
+ job->reply->result = rc;
|
|
|
+ /* complete the job back to userspace if no error */
|
|
|
+ if (rc == 0)
|
|
|
+ job->job_done(job);
|
|
|
+ return rc;
|
|
|
+}
|
|
|
|
|
|
- ctreq->RevisionId.bits.Revision = SLI_CT_REVISION;
|
|
|
- ctreq->RevisionId.bits.InId = 0;
|
|
|
- ctreq->FsType = SLI_CT_ELX_LOOPBACK;
|
|
|
- ctreq->FsSubType = 0;
|
|
|
- ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_XRI_SETUP;
|
|
|
- ctreq->CommandResponse.bits.Size = 0;
|
|
|
+/**
|
|
|
+ * lpfc_bsg_diag_loopback_mode - bsg vendor command for diag loopback mode
|
|
|
+ * @job: LPFC_BSG_VENDOR_DIAG_MODE
|
|
|
+ *
|
|
|
+ * This function is responsible for responding to check and dispatch bsg diag
|
|
|
+ * command from the user to proper driver action routines.
|
|
|
+ */
|
|
|
+static int
|
|
|
+lpfc_bsg_diag_loopback_mode(struct fc_bsg_job *job)
|
|
|
+{
|
|
|
+ struct Scsi_Host *shost;
|
|
|
+ struct lpfc_vport *vport;
|
|
|
+ struct lpfc_hba *phba;
|
|
|
+ int rc;
|
|
|
|
|
|
+ shost = job->shost;
|
|
|
+ if (!shost)
|
|
|
+ return -ENODEV;
|
|
|
+ vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
+ if (!vport)
|
|
|
+ return -ENODEV;
|
|
|
+ phba = vport->phba;
|
|
|
+ if (!phba)
|
|
|
+ return -ENODEV;
|
|
|
|
|
|
- cmd->un.xseq64.bdl.addrHigh = putPaddrHigh(dmabuf->phys);
|
|
|
- cmd->un.xseq64.bdl.addrLow = putPaddrLow(dmabuf->phys);
|
|
|
- cmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
|
|
|
- cmd->un.xseq64.bdl.bdeSize = sizeof(*bpl);
|
|
|
+ if (phba->sli_rev < LPFC_SLI_REV4)
|
|
|
+ rc = lpfc_sli3_bsg_diag_loopback_mode(phba, job);
|
|
|
+ else if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) ==
|
|
|
+ LPFC_SLI_INTF_IF_TYPE_2)
|
|
|
+ rc = lpfc_sli4_bsg_diag_loopback_mode(phba, job);
|
|
|
+ else
|
|
|
+ rc = -ENODEV;
|
|
|
|
|
|
- cmd->un.xseq64.w5.hcsw.Fctl = LA;
|
|
|
- cmd->un.xseq64.w5.hcsw.Dfctl = 0;
|
|
|
- cmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
|
|
|
- cmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT;
|
|
|
+ return rc;
|
|
|
|
|
|
- cmd->ulpCommand = CMD_XMIT_SEQUENCE64_CR;
|
|
|
- cmd->ulpBdeCount = 1;
|
|
|
- cmd->ulpLe = 1;
|
|
|
- cmd->ulpClass = CLASS3;
|
|
|
- cmd->ulpContext = rpi;
|
|
|
+}
|
|
|
|
|
|
- cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC;
|
|
|
- cmdiocbq->vport = phba->pport;
|
|
|
+/**
|
|
|
+ * lpfc_sli4_bsg_diag_mode_end - sli4 bsg vendor command for ending diag mode
|
|
|
+ * @job: LPFC_BSG_VENDOR_DIAG_MODE_END
|
|
|
+ *
|
|
|
+ * This function is responsible for responding to check and dispatch bsg diag
|
|
|
+ * command from the user to proper driver action routines.
|
|
|
+ */
|
|
|
+static int
|
|
|
+lpfc_sli4_bsg_diag_mode_end(struct fc_bsg_job *job)
|
|
|
+{
|
|
|
+ struct Scsi_Host *shost;
|
|
|
+ struct lpfc_vport *vport;
|
|
|
+ struct lpfc_hba *phba;
|
|
|
+ int rc;
|
|
|
|
|
|
- iocb_stat = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq,
|
|
|
- rspiocbq,
|
|
|
- (phba->fc_ratov * 2)
|
|
|
- + LPFC_DRVR_TIMEOUT);
|
|
|
- if (iocb_stat) {
|
|
|
- ret_val = -EIO;
|
|
|
- goto err_get_xri_exit;
|
|
|
- }
|
|
|
- *txxri = rsp->ulpContext;
|
|
|
+ shost = job->shost;
|
|
|
+ if (!shost)
|
|
|
+ return -ENODEV;
|
|
|
+ vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
+ if (!vport)
|
|
|
+ return -ENODEV;
|
|
|
+ phba = vport->phba;
|
|
|
+ if (!phba)
|
|
|
+ return -ENODEV;
|
|
|
|
|
|
- evt->waiting = 1;
|
|
|
- evt->wait_time_stamp = jiffies;
|
|
|
- time_left = wait_event_interruptible_timeout(
|
|
|
- evt->wq, !list_empty(&evt->events_to_see),
|
|
|
- ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ);
|
|
|
- if (list_empty(&evt->events_to_see))
|
|
|
- ret_val = (time_left) ? -EINTR : -ETIMEDOUT;
|
|
|
- else {
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- list_move(evt->events_to_see.prev, &evt->events_to_get);
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
- *rxxri = (list_entry(evt->events_to_get.prev,
|
|
|
- typeof(struct event_data),
|
|
|
- node))->immed_dat;
|
|
|
- }
|
|
|
- evt->waiting = 0;
|
|
|
+ if (phba->sli_rev < LPFC_SLI_REV4)
|
|
|
+ return -ENODEV;
|
|
|
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
|
|
|
+ LPFC_SLI_INTF_IF_TYPE_2)
|
|
|
+ return -ENODEV;
|
|
|
|
|
|
-err_get_xri_exit:
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- lpfc_bsg_event_unref(evt); /* release ref */
|
|
|
- lpfc_bsg_event_unref(evt); /* delete */
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ rc = lpfc_sli4_bsg_set_link_diag_state(phba, 0);
|
|
|
|
|
|
- if (dmabuf) {
|
|
|
- if (dmabuf->virt)
|
|
|
- lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys);
|
|
|
- kfree(dmabuf);
|
|
|
- }
|
|
|
+ if (!rc)
|
|
|
+ rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
|
|
|
|
|
|
- if (cmdiocbq && (iocb_stat != IOCB_TIMEDOUT))
|
|
|
- lpfc_sli_release_iocbq(phba, cmdiocbq);
|
|
|
- if (rspiocbq)
|
|
|
- lpfc_sli_release_iocbq(phba, rspiocbq);
|
|
|
- return ret_val;
|
|
|
+ return rc;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
- * diag_cmd_data_alloc - fills in a bde struct with dma buffers
|
|
|
- * @phba: Pointer to HBA context object
|
|
|
- * @bpl: Pointer to 64 bit bde structure
|
|
|
- * @size: Number of bytes to process
|
|
|
- * @nocopydata: Flag to copy user data into the allocated buffer
|
|
|
+ * lpfc_sli4_bsg_link_diag_test - sli4 bsg vendor command for diag link test
|
|
|
+ * @job: LPFC_BSG_VENDOR_DIAG_LINK_TEST
|
|
|
*
|
|
|
- * This function allocates page size buffers and populates an lpfc_dmabufext.
|
|
|
- * If allowed the user data pointed to with indataptr is copied into the kernel
|
|
|
- * memory. The chained list of page size buffers is returned.
|
|
|
- **/
|
|
|
-static struct lpfc_dmabufext *
|
|
|
-diag_cmd_data_alloc(struct lpfc_hba *phba,
|
|
|
- struct ulp_bde64 *bpl, uint32_t size,
|
|
|
- int nocopydata)
|
|
|
+ * This function is to perform SLI4 diag link test request from the user
|
|
|
+ * applicaiton.
|
|
|
+ */
|
|
|
+static int
|
|
|
+lpfc_sli4_bsg_link_diag_test(struct fc_bsg_job *job)
|
|
|
{
|
|
|
- struct lpfc_dmabufext *mlist = NULL;
|
|
|
- struct lpfc_dmabufext *dmp;
|
|
|
- int cnt, offset = 0, i = 0;
|
|
|
- struct pci_dev *pcidev;
|
|
|
+ struct Scsi_Host *shost;
|
|
|
+ struct lpfc_vport *vport;
|
|
|
+ struct lpfc_hba *phba;
|
|
|
+ LPFC_MBOXQ_t *pmboxq;
|
|
|
+ struct sli4_link_diag *link_diag_test_cmd;
|
|
|
+ uint32_t req_len, alloc_len;
|
|
|
+ uint32_t timeout;
|
|
|
+ struct lpfc_mbx_run_link_diag_test *run_link_diag_test;
|
|
|
+ union lpfc_sli4_cfg_shdr *shdr;
|
|
|
+ uint32_t shdr_status, shdr_add_status;
|
|
|
+ struct diag_status *diag_status_reply;
|
|
|
+ int mbxstatus, rc = 0;
|
|
|
+
|
|
|
+ shost = job->shost;
|
|
|
+ if (!shost) {
|
|
|
+ rc = -ENODEV;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
+ if (!vport) {
|
|
|
+ rc = -ENODEV;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ phba = vport->phba;
|
|
|
+ if (!phba) {
|
|
|
+ rc = -ENODEV;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
|
|
|
- pcidev = phba->pcidev;
|
|
|
+ if (phba->sli_rev < LPFC_SLI_REV4) {
|
|
|
+ rc = -ENODEV;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
|
|
|
+ LPFC_SLI_INTF_IF_TYPE_2) {
|
|
|
+ rc = -ENODEV;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
|
|
|
- while (size) {
|
|
|
- /* We get chunks of 4K */
|
|
|
- if (size > BUF_SZ_4K)
|
|
|
- cnt = BUF_SZ_4K;
|
|
|
- else
|
|
|
- cnt = size;
|
|
|
+ if (job->request_len < sizeof(struct fc_bsg_request) +
|
|
|
+ sizeof(struct sli4_link_diag)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "3013 Received LINK DIAG TEST request "
|
|
|
+ " size:%d below the minimum size:%d\n",
|
|
|
+ job->request_len,
|
|
|
+ (int)(sizeof(struct fc_bsg_request) +
|
|
|
+ sizeof(struct sli4_link_diag)));
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
|
|
|
- /* allocate struct lpfc_dmabufext buffer header */
|
|
|
- dmp = kmalloc(sizeof(struct lpfc_dmabufext), GFP_KERNEL);
|
|
|
- if (!dmp)
|
|
|
- goto out;
|
|
|
+ rc = lpfc_bsg_diag_mode_enter(phba, job);
|
|
|
+ if (rc)
|
|
|
+ goto job_error;
|
|
|
|
|
|
- INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
+ link_diag_test_cmd = (struct sli4_link_diag *)
|
|
|
+ job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+ timeout = link_diag_test_cmd->timeout * 100;
|
|
|
|
|
|
- /* Queue it to a linked list */
|
|
|
- if (mlist)
|
|
|
- list_add_tail(&dmp->dma.list, &mlist->dma.list);
|
|
|
- else
|
|
|
- mlist = dmp;
|
|
|
+ rc = lpfc_sli4_bsg_set_link_diag_state(phba, 1);
|
|
|
|
|
|
- /* allocate buffer */
|
|
|
- dmp->dma.virt = dma_alloc_coherent(&pcidev->dev,
|
|
|
- cnt,
|
|
|
- &(dmp->dma.phys),
|
|
|
- GFP_KERNEL);
|
|
|
+ if (rc)
|
|
|
+ goto job_error;
|
|
|
|
|
|
- if (!dmp->dma.virt)
|
|
|
- goto out;
|
|
|
+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (!pmboxq) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto link_diag_test_exit;
|
|
|
+ }
|
|
|
|
|
|
- dmp->size = cnt;
|
|
|
+ req_len = (sizeof(struct lpfc_mbx_set_link_diag_state) -
|
|
|
+ sizeof(struct lpfc_sli4_cfg_mhdr));
|
|
|
+ alloc_len = lpfc_sli4_config(phba, pmboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
|
|
|
+ LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_STATE,
|
|
|
+ req_len, LPFC_SLI4_MBX_EMBED);
|
|
|
+ if (alloc_len != req_len) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto link_diag_test_exit;
|
|
|
+ }
|
|
|
+ run_link_diag_test = &pmboxq->u.mqe.un.link_diag_test;
|
|
|
+ bf_set(lpfc_mbx_run_diag_test_link_num, &run_link_diag_test->u.req,
|
|
|
+ phba->sli4_hba.link_state.number);
|
|
|
+ bf_set(lpfc_mbx_run_diag_test_link_type, &run_link_diag_test->u.req,
|
|
|
+ phba->sli4_hba.link_state.type);
|
|
|
+ bf_set(lpfc_mbx_run_diag_test_test_id, &run_link_diag_test->u.req,
|
|
|
+ link_diag_test_cmd->test_id);
|
|
|
+ bf_set(lpfc_mbx_run_diag_test_loops, &run_link_diag_test->u.req,
|
|
|
+ link_diag_test_cmd->loops);
|
|
|
+ bf_set(lpfc_mbx_run_diag_test_test_ver, &run_link_diag_test->u.req,
|
|
|
+ link_diag_test_cmd->test_version);
|
|
|
+ bf_set(lpfc_mbx_run_diag_test_err_act, &run_link_diag_test->u.req,
|
|
|
+ link_diag_test_cmd->error_action);
|
|
|
+
|
|
|
+ mbxstatus = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
|
|
|
+
|
|
|
+ shdr = (union lpfc_sli4_cfg_shdr *)
|
|
|
+ &pmboxq->u.mqe.un.sli4_config.header.cfg_shdr;
|
|
|
+ shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
|
|
|
+ shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response);
|
|
|
+ if (shdr_status || shdr_add_status || mbxstatus) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "3010 Run link diag test mailbox failed with "
|
|
|
+ "mbx_status x%x status x%x, add_status x%x\n",
|
|
|
+ mbxstatus, shdr_status, shdr_add_status);
|
|
|
+ }
|
|
|
|
|
|
- if (nocopydata) {
|
|
|
- bpl->tus.f.bdeFlags = 0;
|
|
|
- pci_dma_sync_single_for_device(phba->pcidev,
|
|
|
- dmp->dma.phys, LPFC_BPL_SIZE, PCI_DMA_TODEVICE);
|
|
|
+ diag_status_reply = (struct diag_status *)
|
|
|
+ job->reply->reply_data.vendor_reply.vendor_rsp;
|
|
|
|
|
|
- } else {
|
|
|
- memset((uint8_t *)dmp->dma.virt, 0, cnt);
|
|
|
- bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
|
|
|
- }
|
|
|
+ if (job->reply_len <
|
|
|
+ sizeof(struct fc_bsg_request) + sizeof(struct diag_status)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "3012 Received Run link diag test reply "
|
|
|
+ "below minimum size (%d): reply_len:%d\n",
|
|
|
+ (int)(sizeof(struct fc_bsg_request) +
|
|
|
+ sizeof(struct diag_status)),
|
|
|
+ job->reply_len);
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
|
|
|
- /* build buffer ptr list for IOCB */
|
|
|
- bpl->addrLow = le32_to_cpu(putPaddrLow(dmp->dma.phys));
|
|
|
- bpl->addrHigh = le32_to_cpu(putPaddrHigh(dmp->dma.phys));
|
|
|
- bpl->tus.f.bdeSize = (ushort) cnt;
|
|
|
- bpl->tus.w = le32_to_cpu(bpl->tus.w);
|
|
|
- bpl++;
|
|
|
+ diag_status_reply->mbox_status = mbxstatus;
|
|
|
+ diag_status_reply->shdr_status = shdr_status;
|
|
|
+ diag_status_reply->shdr_add_status = shdr_add_status;
|
|
|
|
|
|
- i++;
|
|
|
- offset += cnt;
|
|
|
- size -= cnt;
|
|
|
- }
|
|
|
+link_diag_test_exit:
|
|
|
+ rc = lpfc_sli4_bsg_set_link_diag_state(phba, 0);
|
|
|
|
|
|
- mlist->flag = i;
|
|
|
- return mlist;
|
|
|
-out:
|
|
|
- diag_cmd_data_free(phba, mlist);
|
|
|
- return NULL;
|
|
|
+ if (pmboxq)
|
|
|
+ mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
+
|
|
|
+ lpfc_bsg_diag_mode_exit(phba);
|
|
|
+
|
|
|
+job_error:
|
|
|
+ /* make error code available to userspace */
|
|
|
+ job->reply->result = rc;
|
|
|
+ /* complete the job back to userspace if no error */
|
|
|
+ if (rc == 0)
|
|
|
+ job->job_done(job);
|
|
|
+ return rc;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
- * lpfcdiag_loop_post_rxbufs - post the receive buffers for an unsol CT cmd
|
|
|
+ * lpfcdiag_loop_self_reg - obtains a remote port login id
|
|
|
* @phba: Pointer to HBA context object
|
|
|
- * @rxxri: Receive exchange id
|
|
|
- * @len: Number of data bytes
|
|
|
+ * @rpi: Pointer to a remote port login id
|
|
|
*
|
|
|
- * This function allocates and posts a data buffer of sufficient size to receive
|
|
|
- * an unsolicted CT command.
|
|
|
+ * This function obtains a remote port login id so the diag loopback test
|
|
|
+ * can send and receive its own unsolicited CT command.
|
|
|
**/
|
|
|
-static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri,
|
|
|
- size_t len)
|
|
|
+static int lpfcdiag_loop_self_reg(struct lpfc_hba *phba, uint16_t *rpi)
|
|
|
{
|
|
|
- struct lpfc_sli *psli = &phba->sli;
|
|
|
- struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
|
|
|
- struct lpfc_iocbq *cmdiocbq;
|
|
|
- IOCB_t *cmd = NULL;
|
|
|
- struct list_head head, *curr, *next;
|
|
|
- struct lpfc_dmabuf *rxbmp;
|
|
|
- struct lpfc_dmabuf *dmp;
|
|
|
- struct lpfc_dmabuf *mp[2] = {NULL, NULL};
|
|
|
- struct ulp_bde64 *rxbpl = NULL;
|
|
|
- uint32_t num_bde;
|
|
|
- struct lpfc_dmabufext *rxbuffer = NULL;
|
|
|
+ LPFC_MBOXQ_t *mbox;
|
|
|
+ struct lpfc_dmabuf *dmabuff;
|
|
|
+ int status;
|
|
|
+
|
|
|
+ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (!mbox)
|
|
|
+ return -ENOMEM;
|
|
|
+
|
|
|
+ if (phba->sli_rev == LPFC_SLI_REV4)
|
|
|
+ *rpi = lpfc_sli4_alloc_rpi(phba);
|
|
|
+ status = lpfc_reg_rpi(phba, 0, phba->pport->fc_myDID,
|
|
|
+ (uint8_t *)&phba->pport->fc_sparam, mbox, *rpi);
|
|
|
+ if (status) {
|
|
|
+ mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
+ if (phba->sli_rev == LPFC_SLI_REV4)
|
|
|
+ lpfc_sli4_free_rpi(phba, *rpi);
|
|
|
+ return -ENOMEM;
|
|
|
+ }
|
|
|
+
|
|
|
+ dmabuff = (struct lpfc_dmabuf *) mbox->context1;
|
|
|
+ mbox->context1 = NULL;
|
|
|
+ mbox->context2 = NULL;
|
|
|
+ status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
|
|
|
+
|
|
|
+ if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) {
|
|
|
+ lpfc_mbuf_free(phba, dmabuff->virt, dmabuff->phys);
|
|
|
+ kfree(dmabuff);
|
|
|
+ if (status != MBX_TIMEOUT)
|
|
|
+ mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
+ if (phba->sli_rev == LPFC_SLI_REV4)
|
|
|
+ lpfc_sli4_free_rpi(phba, *rpi);
|
|
|
+ return -ENODEV;
|
|
|
+ }
|
|
|
+
|
|
|
+ *rpi = mbox->u.mb.un.varWords[0];
|
|
|
+
|
|
|
+ lpfc_mbuf_free(phba, dmabuff->virt, dmabuff->phys);
|
|
|
+ kfree(dmabuff);
|
|
|
+ mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfcdiag_loop_self_unreg - unregs from the rpi
|
|
|
+ * @phba: Pointer to HBA context object
|
|
|
+ * @rpi: Remote port login id
|
|
|
+ *
|
|
|
+ * This function unregisters the rpi obtained in lpfcdiag_loop_self_reg
|
|
|
+ **/
|
|
|
+static int lpfcdiag_loop_self_unreg(struct lpfc_hba *phba, uint16_t rpi)
|
|
|
+{
|
|
|
+ LPFC_MBOXQ_t *mbox;
|
|
|
+ int status;
|
|
|
+
|
|
|
+ /* Allocate mboxq structure */
|
|
|
+ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (mbox == NULL)
|
|
|
+ return -ENOMEM;
|
|
|
+
|
|
|
+ lpfc_unreg_login(phba, 0, rpi, mbox);
|
|
|
+ status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
|
|
|
+
|
|
|
+ if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) {
|
|
|
+ if (status != MBX_TIMEOUT)
|
|
|
+ mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
+ return -EIO;
|
|
|
+ }
|
|
|
+ mempool_free(mbox, phba->mbox_mem_pool);
|
|
|
+ if (phba->sli_rev == LPFC_SLI_REV4)
|
|
|
+ lpfc_sli4_free_rpi(phba, rpi);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfcdiag_loop_get_xri - obtains the transmit and receive ids
|
|
|
+ * @phba: Pointer to HBA context object
|
|
|
+ * @rpi: Remote port login id
|
|
|
+ * @txxri: Pointer to transmit exchange id
|
|
|
+ * @rxxri: Pointer to response exchabge id
|
|
|
+ *
|
|
|
+ * This function obtains the transmit and receive ids required to send
|
|
|
+ * an unsolicited ct command with a payload. A special lpfc FsType and CmdRsp
|
|
|
+ * flags are used to the unsolicted response handler is able to process
|
|
|
+ * the ct command sent on the same port.
|
|
|
+ **/
|
|
|
+static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi,
|
|
|
+ uint16_t *txxri, uint16_t * rxxri)
|
|
|
+{
|
|
|
+ struct lpfc_bsg_event *evt;
|
|
|
+ struct lpfc_iocbq *cmdiocbq, *rspiocbq;
|
|
|
+ IOCB_t *cmd, *rsp;
|
|
|
+ struct lpfc_dmabuf *dmabuf;
|
|
|
+ struct ulp_bde64 *bpl = NULL;
|
|
|
+ struct lpfc_sli_ct_request *ctreq = NULL;
|
|
|
int ret_val = 0;
|
|
|
- int iocb_stat;
|
|
|
- int i = 0;
|
|
|
+ int time_left;
|
|
|
+ int iocb_stat = 0;
|
|
|
+ unsigned long flags;
|
|
|
+
|
|
|
+ *txxri = 0;
|
|
|
+ *rxxri = 0;
|
|
|
+ evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid,
|
|
|
+ SLI_CT_ELX_LOOPBACK);
|
|
|
+ if (!evt)
|
|
|
+ return -ENOMEM;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ list_add(&evt->node, &phba->ct_ev_waiters);
|
|
|
+ lpfc_bsg_event_ref(evt);
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
|
|
|
cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
- rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (rxbmp != NULL) {
|
|
|
- rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
- if (rxbmp->virt) {
|
|
|
- INIT_LIST_HEAD(&rxbmp->list);
|
|
|
- rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
- rxbuffer = diag_cmd_data_alloc(phba, rxbpl, len, 0);
|
|
|
+ rspiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
+
|
|
|
+ dmabuf = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
+ if (dmabuf) {
|
|
|
+ dmabuf->virt = lpfc_mbuf_alloc(phba, 0, &dmabuf->phys);
|
|
|
+ if (dmabuf->virt) {
|
|
|
+ INIT_LIST_HEAD(&dmabuf->list);
|
|
|
+ bpl = (struct ulp_bde64 *) dmabuf->virt;
|
|
|
+ memset(bpl, 0, sizeof(*bpl));
|
|
|
+ ctreq = (struct lpfc_sli_ct_request *)(bpl + 1);
|
|
|
+ bpl->addrHigh =
|
|
|
+ le32_to_cpu(putPaddrHigh(dmabuf->phys +
|
|
|
+ sizeof(*bpl)));
|
|
|
+ bpl->addrLow =
|
|
|
+ le32_to_cpu(putPaddrLow(dmabuf->phys +
|
|
|
+ sizeof(*bpl)));
|
|
|
+ bpl->tus.f.bdeFlags = 0;
|
|
|
+ bpl->tus.f.bdeSize = ELX_LOOPBACK_HEADER_SZ;
|
|
|
+ bpl->tus.w = le32_to_cpu(bpl->tus.w);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- if (!cmdiocbq || !rxbmp || !rxbpl || !rxbuffer) {
|
|
|
+ if (cmdiocbq == NULL || rspiocbq == NULL ||
|
|
|
+ dmabuf == NULL || bpl == NULL || ctreq == NULL ||
|
|
|
+ dmabuf->virt == NULL) {
|
|
|
ret_val = -ENOMEM;
|
|
|
- goto err_post_rxbufs_exit;
|
|
|
+ goto err_get_xri_exit;
|
|
|
}
|
|
|
|
|
|
- /* Queue buffers for the receive exchange */
|
|
|
- num_bde = (uint32_t)rxbuffer->flag;
|
|
|
- dmp = &rxbuffer->dma;
|
|
|
-
|
|
|
cmd = &cmdiocbq->iocb;
|
|
|
- i = 0;
|
|
|
+ rsp = &rspiocbq->iocb;
|
|
|
|
|
|
- INIT_LIST_HEAD(&head);
|
|
|
- list_add_tail(&head, &dmp->list);
|
|
|
- list_for_each_safe(curr, next, &head) {
|
|
|
- mp[i] = list_entry(curr, struct lpfc_dmabuf, list);
|
|
|
- list_del(curr);
|
|
|
+ memset(ctreq, 0, ELX_LOOPBACK_HEADER_SZ);
|
|
|
|
|
|
- if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
|
|
|
- mp[i]->buffer_tag = lpfc_sli_get_buffer_tag(phba);
|
|
|
- cmd->un.quexri64cx.buff.bde.addrHigh =
|
|
|
- putPaddrHigh(mp[i]->phys);
|
|
|
- cmd->un.quexri64cx.buff.bde.addrLow =
|
|
|
- putPaddrLow(mp[i]->phys);
|
|
|
- cmd->un.quexri64cx.buff.bde.tus.f.bdeSize =
|
|
|
- ((struct lpfc_dmabufext *)mp[i])->size;
|
|
|
- cmd->un.quexri64cx.buff.buffer_tag = mp[i]->buffer_tag;
|
|
|
- cmd->ulpCommand = CMD_QUE_XRI64_CX;
|
|
|
- cmd->ulpPU = 0;
|
|
|
- cmd->ulpLe = 1;
|
|
|
- cmd->ulpBdeCount = 1;
|
|
|
- cmd->unsli3.que_xri64cx_ext_words.ebde_count = 0;
|
|
|
+ ctreq->RevisionId.bits.Revision = SLI_CT_REVISION;
|
|
|
+ ctreq->RevisionId.bits.InId = 0;
|
|
|
+ ctreq->FsType = SLI_CT_ELX_LOOPBACK;
|
|
|
+ ctreq->FsSubType = 0;
|
|
|
+ ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_XRI_SETUP;
|
|
|
+ ctreq->CommandResponse.bits.Size = 0;
|
|
|
|
|
|
- } else {
|
|
|
- cmd->un.cont64[i].addrHigh = putPaddrHigh(mp[i]->phys);
|
|
|
- cmd->un.cont64[i].addrLow = putPaddrLow(mp[i]->phys);
|
|
|
- cmd->un.cont64[i].tus.f.bdeSize =
|
|
|
- ((struct lpfc_dmabufext *)mp[i])->size;
|
|
|
- cmd->ulpBdeCount = ++i;
|
|
|
|
|
|
- if ((--num_bde > 0) && (i < 2))
|
|
|
- continue;
|
|
|
+ cmd->un.xseq64.bdl.addrHigh = putPaddrHigh(dmabuf->phys);
|
|
|
+ cmd->un.xseq64.bdl.addrLow = putPaddrLow(dmabuf->phys);
|
|
|
+ cmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
|
|
|
+ cmd->un.xseq64.bdl.bdeSize = sizeof(*bpl);
|
|
|
|
|
|
- cmd->ulpCommand = CMD_QUE_XRI_BUF64_CX;
|
|
|
- cmd->ulpLe = 1;
|
|
|
- }
|
|
|
+ cmd->un.xseq64.w5.hcsw.Fctl = LA;
|
|
|
+ cmd->un.xseq64.w5.hcsw.Dfctl = 0;
|
|
|
+ cmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
|
|
|
+ cmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT;
|
|
|
|
|
|
- cmd->ulpClass = CLASS3;
|
|
|
- cmd->ulpContext = rxxri;
|
|
|
+ cmd->ulpCommand = CMD_XMIT_SEQUENCE64_CR;
|
|
|
+ cmd->ulpBdeCount = 1;
|
|
|
+ cmd->ulpLe = 1;
|
|
|
+ cmd->ulpClass = CLASS3;
|
|
|
+ cmd->ulpContext = rpi;
|
|
|
|
|
|
- iocb_stat = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq,
|
|
|
- 0);
|
|
|
- if (iocb_stat == IOCB_ERROR) {
|
|
|
- diag_cmd_data_free(phba,
|
|
|
- (struct lpfc_dmabufext *)mp[0]);
|
|
|
- if (mp[1])
|
|
|
- diag_cmd_data_free(phba,
|
|
|
- (struct lpfc_dmabufext *)mp[1]);
|
|
|
- dmp = list_entry(next, struct lpfc_dmabuf, list);
|
|
|
- ret_val = -EIO;
|
|
|
- goto err_post_rxbufs_exit;
|
|
|
- }
|
|
|
+ cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC;
|
|
|
+ cmdiocbq->vport = phba->pport;
|
|
|
+
|
|
|
+ iocb_stat = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq,
|
|
|
+ rspiocbq,
|
|
|
+ (phba->fc_ratov * 2)
|
|
|
+ + LPFC_DRVR_TIMEOUT);
|
|
|
+ if (iocb_stat) {
|
|
|
+ ret_val = -EIO;
|
|
|
+ goto err_get_xri_exit;
|
|
|
+ }
|
|
|
+ *txxri = rsp->ulpContext;
|
|
|
+
|
|
|
+ evt->waiting = 1;
|
|
|
+ evt->wait_time_stamp = jiffies;
|
|
|
+ time_left = wait_event_interruptible_timeout(
|
|
|
+ evt->wq, !list_empty(&evt->events_to_see),
|
|
|
+ ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ);
|
|
|
+ if (list_empty(&evt->events_to_see))
|
|
|
+ ret_val = (time_left) ? -EINTR : -ETIMEDOUT;
|
|
|
+ else {
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ list_move(evt->events_to_see.prev, &evt->events_to_get);
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ *rxxri = (list_entry(evt->events_to_get.prev,
|
|
|
+ typeof(struct event_data),
|
|
|
+ node))->immed_dat;
|
|
|
+ }
|
|
|
+ evt->waiting = 0;
|
|
|
+
|
|
|
+err_get_xri_exit:
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ lpfc_bsg_event_unref(evt); /* release ref */
|
|
|
+ lpfc_bsg_event_unref(evt); /* delete */
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+
|
|
|
+ if (dmabuf) {
|
|
|
+ if (dmabuf->virt)
|
|
|
+ lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys);
|
|
|
+ kfree(dmabuf);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (cmdiocbq && (iocb_stat != IOCB_TIMEDOUT))
|
|
|
+ lpfc_sli_release_iocbq(phba, cmdiocbq);
|
|
|
+ if (rspiocbq)
|
|
|
+ lpfc_sli_release_iocbq(phba, rspiocbq);
|
|
|
+ return ret_val;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_dma_page_alloc - allocate a bsg mbox page sized dma buffers
|
|
|
+ * @phba: Pointer to HBA context object
|
|
|
+ *
|
|
|
+ * This function allocates BSG_MBOX_SIZE (4KB) page size dma buffer and.
|
|
|
+ * retruns the pointer to the buffer.
|
|
|
+ **/
|
|
|
+static struct lpfc_dmabuf *
|
|
|
+lpfc_bsg_dma_page_alloc(struct lpfc_hba *phba)
|
|
|
+{
|
|
|
+ struct lpfc_dmabuf *dmabuf;
|
|
|
+ struct pci_dev *pcidev = phba->pcidev;
|
|
|
+
|
|
|
+ /* allocate dma buffer struct */
|
|
|
+ dmabuf = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
+ if (!dmabuf)
|
|
|
+ return NULL;
|
|
|
+
|
|
|
+ INIT_LIST_HEAD(&dmabuf->list);
|
|
|
+
|
|
|
+ /* now, allocate dma buffer */
|
|
|
+ dmabuf->virt = dma_alloc_coherent(&pcidev->dev, BSG_MBOX_SIZE,
|
|
|
+ &(dmabuf->phys), GFP_KERNEL);
|
|
|
+
|
|
|
+ if (!dmabuf->virt) {
|
|
|
+ kfree(dmabuf);
|
|
|
+ return NULL;
|
|
|
+ }
|
|
|
+ memset((uint8_t *)dmabuf->virt, 0, BSG_MBOX_SIZE);
|
|
|
+
|
|
|
+ return dmabuf;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_dma_page_free - free a bsg mbox page sized dma buffer
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @dmabuf: Pointer to the bsg mbox page sized dma buffer descriptor.
|
|
|
+ *
|
|
|
+ * This routine just simply frees a dma buffer and its associated buffer
|
|
|
+ * descriptor referred by @dmabuf.
|
|
|
+ **/
|
|
|
+static void
|
|
|
+lpfc_bsg_dma_page_free(struct lpfc_hba *phba, struct lpfc_dmabuf *dmabuf)
|
|
|
+{
|
|
|
+ struct pci_dev *pcidev = phba->pcidev;
|
|
|
+
|
|
|
+ if (!dmabuf)
|
|
|
+ return;
|
|
|
+
|
|
|
+ if (dmabuf->virt)
|
|
|
+ dma_free_coherent(&pcidev->dev, BSG_MBOX_SIZE,
|
|
|
+ dmabuf->virt, dmabuf->phys);
|
|
|
+ kfree(dmabuf);
|
|
|
+ return;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_dma_page_list_free - free a list of bsg mbox page sized dma buffers
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @dmabuf_list: Pointer to a list of bsg mbox page sized dma buffer descs.
|
|
|
+ *
|
|
|
+ * This routine just simply frees all dma buffers and their associated buffer
|
|
|
+ * descriptors referred by @dmabuf_list.
|
|
|
+ **/
|
|
|
+static void
|
|
|
+lpfc_bsg_dma_page_list_free(struct lpfc_hba *phba,
|
|
|
+ struct list_head *dmabuf_list)
|
|
|
+{
|
|
|
+ struct lpfc_dmabuf *dmabuf, *next_dmabuf;
|
|
|
+
|
|
|
+ if (list_empty(dmabuf_list))
|
|
|
+ return;
|
|
|
+
|
|
|
+ list_for_each_entry_safe(dmabuf, next_dmabuf, dmabuf_list, list) {
|
|
|
+ list_del_init(&dmabuf->list);
|
|
|
+ lpfc_bsg_dma_page_free(phba, dmabuf);
|
|
|
+ }
|
|
|
+ return;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * diag_cmd_data_alloc - fills in a bde struct with dma buffers
|
|
|
+ * @phba: Pointer to HBA context object
|
|
|
+ * @bpl: Pointer to 64 bit bde structure
|
|
|
+ * @size: Number of bytes to process
|
|
|
+ * @nocopydata: Flag to copy user data into the allocated buffer
|
|
|
+ *
|
|
|
+ * This function allocates page size buffers and populates an lpfc_dmabufext.
|
|
|
+ * If allowed the user data pointed to with indataptr is copied into the kernel
|
|
|
+ * memory. The chained list of page size buffers is returned.
|
|
|
+ **/
|
|
|
+static struct lpfc_dmabufext *
|
|
|
+diag_cmd_data_alloc(struct lpfc_hba *phba,
|
|
|
+ struct ulp_bde64 *bpl, uint32_t size,
|
|
|
+ int nocopydata)
|
|
|
+{
|
|
|
+ struct lpfc_dmabufext *mlist = NULL;
|
|
|
+ struct lpfc_dmabufext *dmp;
|
|
|
+ int cnt, offset = 0, i = 0;
|
|
|
+ struct pci_dev *pcidev;
|
|
|
+
|
|
|
+ pcidev = phba->pcidev;
|
|
|
+
|
|
|
+ while (size) {
|
|
|
+ /* We get chunks of 4K */
|
|
|
+ if (size > BUF_SZ_4K)
|
|
|
+ cnt = BUF_SZ_4K;
|
|
|
+ else
|
|
|
+ cnt = size;
|
|
|
+
|
|
|
+ /* allocate struct lpfc_dmabufext buffer header */
|
|
|
+ dmp = kmalloc(sizeof(struct lpfc_dmabufext), GFP_KERNEL);
|
|
|
+ if (!dmp)
|
|
|
+ goto out;
|
|
|
+
|
|
|
+ INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
+
|
|
|
+ /* Queue it to a linked list */
|
|
|
+ if (mlist)
|
|
|
+ list_add_tail(&dmp->dma.list, &mlist->dma.list);
|
|
|
+ else
|
|
|
+ mlist = dmp;
|
|
|
+
|
|
|
+ /* allocate buffer */
|
|
|
+ dmp->dma.virt = dma_alloc_coherent(&pcidev->dev,
|
|
|
+ cnt,
|
|
|
+ &(dmp->dma.phys),
|
|
|
+ GFP_KERNEL);
|
|
|
+
|
|
|
+ if (!dmp->dma.virt)
|
|
|
+ goto out;
|
|
|
+
|
|
|
+ dmp->size = cnt;
|
|
|
+
|
|
|
+ if (nocopydata) {
|
|
|
+ bpl->tus.f.bdeFlags = 0;
|
|
|
+ pci_dma_sync_single_for_device(phba->pcidev,
|
|
|
+ dmp->dma.phys, LPFC_BPL_SIZE, PCI_DMA_TODEVICE);
|
|
|
+
|
|
|
+ } else {
|
|
|
+ memset((uint8_t *)dmp->dma.virt, 0, cnt);
|
|
|
+ bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* build buffer ptr list for IOCB */
|
|
|
+ bpl->addrLow = le32_to_cpu(putPaddrLow(dmp->dma.phys));
|
|
|
+ bpl->addrHigh = le32_to_cpu(putPaddrHigh(dmp->dma.phys));
|
|
|
+ bpl->tus.f.bdeSize = (ushort) cnt;
|
|
|
+ bpl->tus.w = le32_to_cpu(bpl->tus.w);
|
|
|
+ bpl++;
|
|
|
+
|
|
|
+ i++;
|
|
|
+ offset += cnt;
|
|
|
+ size -= cnt;
|
|
|
+ }
|
|
|
+
|
|
|
+ mlist->flag = i;
|
|
|
+ return mlist;
|
|
|
+out:
|
|
|
+ diag_cmd_data_free(phba, mlist);
|
|
|
+ return NULL;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfcdiag_loop_post_rxbufs - post the receive buffers for an unsol CT cmd
|
|
|
+ * @phba: Pointer to HBA context object
|
|
|
+ * @rxxri: Receive exchange id
|
|
|
+ * @len: Number of data bytes
|
|
|
+ *
|
|
|
+ * This function allocates and posts a data buffer of sufficient size to receive
|
|
|
+ * an unsolicted CT command.
|
|
|
+ **/
|
|
|
+static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri,
|
|
|
+ size_t len)
|
|
|
+{
|
|
|
+ struct lpfc_sli *psli = &phba->sli;
|
|
|
+ struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
|
|
|
+ struct lpfc_iocbq *cmdiocbq;
|
|
|
+ IOCB_t *cmd = NULL;
|
|
|
+ struct list_head head, *curr, *next;
|
|
|
+ struct lpfc_dmabuf *rxbmp;
|
|
|
+ struct lpfc_dmabuf *dmp;
|
|
|
+ struct lpfc_dmabuf *mp[2] = {NULL, NULL};
|
|
|
+ struct ulp_bde64 *rxbpl = NULL;
|
|
|
+ uint32_t num_bde;
|
|
|
+ struct lpfc_dmabufext *rxbuffer = NULL;
|
|
|
+ int ret_val = 0;
|
|
|
+ int iocb_stat;
|
|
|
+ int i = 0;
|
|
|
+
|
|
|
+ cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
+ rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
+ if (rxbmp != NULL) {
|
|
|
+ rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
+ if (rxbmp->virt) {
|
|
|
+ INIT_LIST_HEAD(&rxbmp->list);
|
|
|
+ rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
+ rxbuffer = diag_cmd_data_alloc(phba, rxbpl, len, 0);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!cmdiocbq || !rxbmp || !rxbpl || !rxbuffer) {
|
|
|
+ ret_val = -ENOMEM;
|
|
|
+ goto err_post_rxbufs_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* Queue buffers for the receive exchange */
|
|
|
+ num_bde = (uint32_t)rxbuffer->flag;
|
|
|
+ dmp = &rxbuffer->dma;
|
|
|
+
|
|
|
+ cmd = &cmdiocbq->iocb;
|
|
|
+ i = 0;
|
|
|
+
|
|
|
+ INIT_LIST_HEAD(&head);
|
|
|
+ list_add_tail(&head, &dmp->list);
|
|
|
+ list_for_each_safe(curr, next, &head) {
|
|
|
+ mp[i] = list_entry(curr, struct lpfc_dmabuf, list);
|
|
|
+ list_del(curr);
|
|
|
+
|
|
|
+ if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
|
|
|
+ mp[i]->buffer_tag = lpfc_sli_get_buffer_tag(phba);
|
|
|
+ cmd->un.quexri64cx.buff.bde.addrHigh =
|
|
|
+ putPaddrHigh(mp[i]->phys);
|
|
|
+ cmd->un.quexri64cx.buff.bde.addrLow =
|
|
|
+ putPaddrLow(mp[i]->phys);
|
|
|
+ cmd->un.quexri64cx.buff.bde.tus.f.bdeSize =
|
|
|
+ ((struct lpfc_dmabufext *)mp[i])->size;
|
|
|
+ cmd->un.quexri64cx.buff.buffer_tag = mp[i]->buffer_tag;
|
|
|
+ cmd->ulpCommand = CMD_QUE_XRI64_CX;
|
|
|
+ cmd->ulpPU = 0;
|
|
|
+ cmd->ulpLe = 1;
|
|
|
+ cmd->ulpBdeCount = 1;
|
|
|
+ cmd->unsli3.que_xri64cx_ext_words.ebde_count = 0;
|
|
|
+
|
|
|
+ } else {
|
|
|
+ cmd->un.cont64[i].addrHigh = putPaddrHigh(mp[i]->phys);
|
|
|
+ cmd->un.cont64[i].addrLow = putPaddrLow(mp[i]->phys);
|
|
|
+ cmd->un.cont64[i].tus.f.bdeSize =
|
|
|
+ ((struct lpfc_dmabufext *)mp[i])->size;
|
|
|
+ cmd->ulpBdeCount = ++i;
|
|
|
+
|
|
|
+ if ((--num_bde > 0) && (i < 2))
|
|
|
+ continue;
|
|
|
+
|
|
|
+ cmd->ulpCommand = CMD_QUE_XRI_BUF64_CX;
|
|
|
+ cmd->ulpLe = 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ cmd->ulpClass = CLASS3;
|
|
|
+ cmd->ulpContext = rxxri;
|
|
|
+
|
|
|
+ iocb_stat = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq,
|
|
|
+ 0);
|
|
|
+ if (iocb_stat == IOCB_ERROR) {
|
|
|
+ diag_cmd_data_free(phba,
|
|
|
+ (struct lpfc_dmabufext *)mp[0]);
|
|
|
+ if (mp[1])
|
|
|
+ diag_cmd_data_free(phba,
|
|
|
+ (struct lpfc_dmabufext *)mp[1]);
|
|
|
+ dmp = list_entry(next, struct lpfc_dmabuf, list);
|
|
|
+ ret_val = -EIO;
|
|
|
+ goto err_post_rxbufs_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ lpfc_sli_ringpostbuf_put(phba, pring, mp[0]);
|
|
|
+ if (mp[1]) {
|
|
|
+ lpfc_sli_ringpostbuf_put(phba, pring, mp[1]);
|
|
|
+ mp[1] = NULL;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* The iocb was freed by lpfc_sli_issue_iocb */
|
|
|
+ cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
+ if (!cmdiocbq) {
|
|
|
+ dmp = list_entry(next, struct lpfc_dmabuf, list);
|
|
|
+ ret_val = -EIO;
|
|
|
+ goto err_post_rxbufs_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ cmd = &cmdiocbq->iocb;
|
|
|
+ i = 0;
|
|
|
+ }
|
|
|
+ list_del(&head);
|
|
|
+
|
|
|
+err_post_rxbufs_exit:
|
|
|
+
|
|
|
+ if (rxbmp) {
|
|
|
+ if (rxbmp->virt)
|
|
|
+ lpfc_mbuf_free(phba, rxbmp->virt, rxbmp->phys);
|
|
|
+ kfree(rxbmp);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (cmdiocbq)
|
|
|
+ lpfc_sli_release_iocbq(phba, cmdiocbq);
|
|
|
+ return ret_val;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_diag_loopback_run - run loopback on a port by issue ct cmd to itself
|
|
|
+ * @job: LPFC_BSG_VENDOR_DIAG_TEST fc_bsg_job
|
|
|
+ *
|
|
|
+ * This function receives a user data buffer to be transmitted and received on
|
|
|
+ * the same port, the link must be up and in loopback mode prior
|
|
|
+ * to being called.
|
|
|
+ * 1. A kernel buffer is allocated to copy the user data into.
|
|
|
+ * 2. The port registers with "itself".
|
|
|
+ * 3. The transmit and receive exchange ids are obtained.
|
|
|
+ * 4. The receive exchange id is posted.
|
|
|
+ * 5. A new els loopback event is created.
|
|
|
+ * 6. The command and response iocbs are allocated.
|
|
|
+ * 7. The cmd iocb FsType is set to elx loopback and the CmdRsp to looppback.
|
|
|
+ *
|
|
|
+ * This function is meant to be called n times while the port is in loopback
|
|
|
+ * so it is the apps responsibility to issue a reset to take the port out
|
|
|
+ * of loopback mode.
|
|
|
+ **/
|
|
|
+static int
|
|
|
+lpfc_bsg_diag_loopback_run(struct fc_bsg_job *job)
|
|
|
+{
|
|
|
+ struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
+ struct lpfc_hba *phba = vport->phba;
|
|
|
+ struct diag_mode_test *diag_mode;
|
|
|
+ struct lpfc_bsg_event *evt;
|
|
|
+ struct event_data *evdat;
|
|
|
+ struct lpfc_sli *psli = &phba->sli;
|
|
|
+ uint32_t size;
|
|
|
+ uint32_t full_size;
|
|
|
+ size_t segment_len = 0, segment_offset = 0, current_offset = 0;
|
|
|
+ uint16_t rpi = 0;
|
|
|
+ struct lpfc_iocbq *cmdiocbq, *rspiocbq;
|
|
|
+ IOCB_t *cmd, *rsp;
|
|
|
+ struct lpfc_sli_ct_request *ctreq;
|
|
|
+ struct lpfc_dmabuf *txbmp;
|
|
|
+ struct ulp_bde64 *txbpl = NULL;
|
|
|
+ struct lpfc_dmabufext *txbuffer = NULL;
|
|
|
+ struct list_head head;
|
|
|
+ struct lpfc_dmabuf *curr;
|
|
|
+ uint16_t txxri, rxxri;
|
|
|
+ uint32_t num_bde;
|
|
|
+ uint8_t *ptr = NULL, *rx_databuf = NULL;
|
|
|
+ int rc = 0;
|
|
|
+ int time_left;
|
|
|
+ int iocb_stat;
|
|
|
+ unsigned long flags;
|
|
|
+ void *dataout = NULL;
|
|
|
+ uint32_t total_mem;
|
|
|
+
|
|
|
+ /* in case no data is returned return just the return code */
|
|
|
+ job->reply->reply_payload_rcv_len = 0;
|
|
|
+
|
|
|
+ if (job->request_len <
|
|
|
+ sizeof(struct fc_bsg_request) + sizeof(struct diag_mode_test)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "2739 Received DIAG TEST request below minimum "
|
|
|
+ "size\n");
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (job->request_payload.payload_len !=
|
|
|
+ job->reply_payload.payload_len) {
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ diag_mode = (struct diag_mode_test *)
|
|
|
+ job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+
|
|
|
+ if ((phba->link_state == LPFC_HBA_ERROR) ||
|
|
|
+ (psli->sli_flag & LPFC_BLOCK_MGMT_IO) ||
|
|
|
+ (!(psli->sli_flag & LPFC_SLI_ACTIVE))) {
|
|
|
+ rc = -EACCES;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!lpfc_is_link_up(phba) || !(phba->link_flag & LS_LOOPBACK_MODE)) {
|
|
|
+ rc = -EACCES;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ size = job->request_payload.payload_len;
|
|
|
+ full_size = size + ELX_LOOPBACK_HEADER_SZ; /* plus the header */
|
|
|
+
|
|
|
+ if ((size == 0) || (size > 80 * BUF_SZ_4K)) {
|
|
|
+ rc = -ERANGE;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (full_size >= BUF_SZ_4K) {
|
|
|
+ /*
|
|
|
+ * Allocate memory for ioctl data. If buffer is bigger than 64k,
|
|
|
+ * then we allocate 64k and re-use that buffer over and over to
|
|
|
+ * xfer the whole block. This is because Linux kernel has a
|
|
|
+ * problem allocating more than 120k of kernel space memory. Saw
|
|
|
+ * problem with GET_FCPTARGETMAPPING...
|
|
|
+ */
|
|
|
+ if (size <= (64 * 1024))
|
|
|
+ total_mem = full_size;
|
|
|
+ else
|
|
|
+ total_mem = 64 * 1024;
|
|
|
+ } else
|
|
|
+ /* Allocate memory for ioctl data */
|
|
|
+ total_mem = BUF_SZ_4K;
|
|
|
+
|
|
|
+ dataout = kmalloc(total_mem, GFP_KERNEL);
|
|
|
+ if (dataout == NULL) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ ptr = dataout;
|
|
|
+ ptr += ELX_LOOPBACK_HEADER_SZ;
|
|
|
+ sg_copy_to_buffer(job->request_payload.sg_list,
|
|
|
+ job->request_payload.sg_cnt,
|
|
|
+ ptr, size);
|
|
|
+ rc = lpfcdiag_loop_self_reg(phba, &rpi);
|
|
|
+ if (rc)
|
|
|
+ goto loopback_test_exit;
|
|
|
+
|
|
|
+ rc = lpfcdiag_loop_get_xri(phba, rpi, &txxri, &rxxri);
|
|
|
+ if (rc) {
|
|
|
+ lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ rc = lpfcdiag_loop_post_rxbufs(phba, rxxri, full_size);
|
|
|
+ if (rc) {
|
|
|
+ lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid,
|
|
|
+ SLI_CT_ELX_LOOPBACK);
|
|
|
+ if (!evt) {
|
|
|
+ lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ list_add(&evt->node, &phba->ct_ev_waiters);
|
|
|
+ lpfc_bsg_event_ref(evt);
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+
|
|
|
+ cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
+ rspiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
+ txbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
+
|
|
|
+ if (txbmp) {
|
|
|
+ txbmp->virt = lpfc_mbuf_alloc(phba, 0, &txbmp->phys);
|
|
|
+ if (txbmp->virt) {
|
|
|
+ INIT_LIST_HEAD(&txbmp->list);
|
|
|
+ txbpl = (struct ulp_bde64 *) txbmp->virt;
|
|
|
+ txbuffer = diag_cmd_data_alloc(phba,
|
|
|
+ txbpl, full_size, 0);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!cmdiocbq || !rspiocbq || !txbmp || !txbpl || !txbuffer ||
|
|
|
+ !txbmp->virt) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto err_loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ cmd = &cmdiocbq->iocb;
|
|
|
+ rsp = &rspiocbq->iocb;
|
|
|
+
|
|
|
+ INIT_LIST_HEAD(&head);
|
|
|
+ list_add_tail(&head, &txbuffer->dma.list);
|
|
|
+ list_for_each_entry(curr, &head, list) {
|
|
|
+ segment_len = ((struct lpfc_dmabufext *)curr)->size;
|
|
|
+ if (current_offset == 0) {
|
|
|
+ ctreq = curr->virt;
|
|
|
+ memset(ctreq, 0, ELX_LOOPBACK_HEADER_SZ);
|
|
|
+ ctreq->RevisionId.bits.Revision = SLI_CT_REVISION;
|
|
|
+ ctreq->RevisionId.bits.InId = 0;
|
|
|
+ ctreq->FsType = SLI_CT_ELX_LOOPBACK;
|
|
|
+ ctreq->FsSubType = 0;
|
|
|
+ ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_DATA;
|
|
|
+ ctreq->CommandResponse.bits.Size = size;
|
|
|
+ segment_offset = ELX_LOOPBACK_HEADER_SZ;
|
|
|
+ } else
|
|
|
+ segment_offset = 0;
|
|
|
+
|
|
|
+ BUG_ON(segment_offset >= segment_len);
|
|
|
+ memcpy(curr->virt + segment_offset,
|
|
|
+ ptr + current_offset,
|
|
|
+ segment_len - segment_offset);
|
|
|
+
|
|
|
+ current_offset += segment_len - segment_offset;
|
|
|
+ BUG_ON(current_offset > size);
|
|
|
+ }
|
|
|
+ list_del(&head);
|
|
|
+
|
|
|
+ /* Build the XMIT_SEQUENCE iocb */
|
|
|
+
|
|
|
+ num_bde = (uint32_t)txbuffer->flag;
|
|
|
+
|
|
|
+ cmd->un.xseq64.bdl.addrHigh = putPaddrHigh(txbmp->phys);
|
|
|
+ cmd->un.xseq64.bdl.addrLow = putPaddrLow(txbmp->phys);
|
|
|
+ cmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
|
|
|
+ cmd->un.xseq64.bdl.bdeSize = (num_bde * sizeof(struct ulp_bde64));
|
|
|
+
|
|
|
+ cmd->un.xseq64.w5.hcsw.Fctl = (LS | LA);
|
|
|
+ cmd->un.xseq64.w5.hcsw.Dfctl = 0;
|
|
|
+ cmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
|
|
|
+ cmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT;
|
|
|
+
|
|
|
+ cmd->ulpCommand = CMD_XMIT_SEQUENCE64_CX;
|
|
|
+ cmd->ulpBdeCount = 1;
|
|
|
+ cmd->ulpLe = 1;
|
|
|
+ cmd->ulpClass = CLASS3;
|
|
|
+ cmd->ulpContext = txxri;
|
|
|
+
|
|
|
+ cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC;
|
|
|
+ cmdiocbq->vport = phba->pport;
|
|
|
+
|
|
|
+ iocb_stat = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq,
|
|
|
+ rspiocbq, (phba->fc_ratov * 2) +
|
|
|
+ LPFC_DRVR_TIMEOUT);
|
|
|
+
|
|
|
+ if ((iocb_stat != IOCB_SUCCESS) || (rsp->ulpStatus != IOCB_SUCCESS)) {
|
|
|
+ rc = -EIO;
|
|
|
+ goto err_loopback_test_exit;
|
|
|
+ }
|
|
|
+
|
|
|
+ evt->waiting = 1;
|
|
|
+ time_left = wait_event_interruptible_timeout(
|
|
|
+ evt->wq, !list_empty(&evt->events_to_see),
|
|
|
+ ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ);
|
|
|
+ evt->waiting = 0;
|
|
|
+ if (list_empty(&evt->events_to_see))
|
|
|
+ rc = (time_left) ? -EINTR : -ETIMEDOUT;
|
|
|
+ else {
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ list_move(evt->events_to_see.prev, &evt->events_to_get);
|
|
|
+ evdat = list_entry(evt->events_to_get.prev,
|
|
|
+ typeof(*evdat), node);
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ rx_databuf = evdat->data;
|
|
|
+ if (evdat->len != full_size) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "1603 Loopback test did not receive expected "
|
|
|
+ "data length. actual length 0x%x expected "
|
|
|
+ "length 0x%x\n",
|
|
|
+ evdat->len, full_size);
|
|
|
+ rc = -EIO;
|
|
|
+ } else if (rx_databuf == NULL)
|
|
|
+ rc = -EIO;
|
|
|
+ else {
|
|
|
+ rc = IOCB_SUCCESS;
|
|
|
+ /* skip over elx loopback header */
|
|
|
+ rx_databuf += ELX_LOOPBACK_HEADER_SZ;
|
|
|
+ job->reply->reply_payload_rcv_len =
|
|
|
+ sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
+ job->reply_payload.sg_cnt,
|
|
|
+ rx_databuf, size);
|
|
|
+ job->reply->reply_payload_rcv_len = size;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+err_loopback_test_exit:
|
|
|
+ lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
+
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ lpfc_bsg_event_unref(evt); /* release ref */
|
|
|
+ lpfc_bsg_event_unref(evt); /* delete */
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+
|
|
|
+ if (cmdiocbq != NULL)
|
|
|
+ lpfc_sli_release_iocbq(phba, cmdiocbq);
|
|
|
+
|
|
|
+ if (rspiocbq != NULL)
|
|
|
+ lpfc_sli_release_iocbq(phba, rspiocbq);
|
|
|
+
|
|
|
+ if (txbmp != NULL) {
|
|
|
+ if (txbpl != NULL) {
|
|
|
+ if (txbuffer != NULL)
|
|
|
+ diag_cmd_data_free(phba, txbuffer);
|
|
|
+ lpfc_mbuf_free(phba, txbmp->virt, txbmp->phys);
|
|
|
+ }
|
|
|
+ kfree(txbmp);
|
|
|
+ }
|
|
|
+
|
|
|
+loopback_test_exit:
|
|
|
+ kfree(dataout);
|
|
|
+ /* make error code available to userspace */
|
|
|
+ job->reply->result = rc;
|
|
|
+ job->dd_data = NULL;
|
|
|
+ /* complete the job back to userspace if no error */
|
|
|
+ if (rc == 0)
|
|
|
+ job->job_done(job);
|
|
|
+ return rc;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_get_dfc_rev - process a GET_DFC_REV bsg vendor command
|
|
|
+ * @job: GET_DFC_REV fc_bsg_job
|
|
|
+ **/
|
|
|
+static int
|
|
|
+lpfc_bsg_get_dfc_rev(struct fc_bsg_job *job)
|
|
|
+{
|
|
|
+ struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
+ struct lpfc_hba *phba = vport->phba;
|
|
|
+ struct get_mgmt_rev *event_req;
|
|
|
+ struct get_mgmt_rev_reply *event_reply;
|
|
|
+ int rc = 0;
|
|
|
+
|
|
|
+ if (job->request_len <
|
|
|
+ sizeof(struct fc_bsg_request) + sizeof(struct get_mgmt_rev)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "2740 Received GET_DFC_REV request below "
|
|
|
+ "minimum size\n");
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+
|
|
|
+ event_req = (struct get_mgmt_rev *)
|
|
|
+ job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+
|
|
|
+ event_reply = (struct get_mgmt_rev_reply *)
|
|
|
+ job->reply->reply_data.vendor_reply.vendor_rsp;
|
|
|
+
|
|
|
+ if (job->reply_len <
|
|
|
+ sizeof(struct fc_bsg_request) + sizeof(struct get_mgmt_rev_reply)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "2741 Received GET_DFC_REV reply below "
|
|
|
+ "minimum size\n");
|
|
|
+ rc = -EINVAL;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+
|
|
|
+ event_reply->info.a_Major = MANAGEMENT_MAJOR_REV;
|
|
|
+ event_reply->info.a_Minor = MANAGEMENT_MINOR_REV;
|
|
|
+job_error:
|
|
|
+ job->reply->result = rc;
|
|
|
+ if (rc == 0)
|
|
|
+ job->job_done(job);
|
|
|
+ return rc;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_issue_mbox_cmpl - lpfc_bsg_issue_mbox mbox completion handler
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @pmboxq: Pointer to mailbox command.
|
|
|
+ *
|
|
|
+ * This is completion handler function for mailbox commands issued from
|
|
|
+ * lpfc_bsg_issue_mbox function. This function is called by the
|
|
|
+ * mailbox event handler function with no lock held. This function
|
|
|
+ * will wake up thread waiting on the wait queue pointed by context1
|
|
|
+ * of the mailbox.
|
|
|
+ **/
|
|
|
+void
|
|
|
+lpfc_bsg_issue_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
|
|
|
+{
|
|
|
+ struct bsg_job_data *dd_data;
|
|
|
+ struct fc_bsg_job *job;
|
|
|
+ uint32_t size;
|
|
|
+ unsigned long flags;
|
|
|
+ uint8_t *pmb, *pmb_buf;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ dd_data = pmboxq->context1;
|
|
|
+ /* job already timed out? */
|
|
|
+ if (!dd_data) {
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ /*
|
|
|
+ * The outgoing buffer is readily referred from the dma buffer,
|
|
|
+ * just need to get header part from mailboxq structure.
|
|
|
+ */
|
|
|
+ pmb = (uint8_t *)&pmboxq->u.mb;
|
|
|
+ pmb_buf = (uint8_t *)dd_data->context_un.mbox.mb;
|
|
|
+ memcpy(pmb_buf, pmb, sizeof(MAILBOX_t));
|
|
|
+
|
|
|
+ job = dd_data->context_un.mbox.set_job;
|
|
|
+ if (job) {
|
|
|
+ size = job->reply_payload.payload_len;
|
|
|
+ job->reply->reply_payload_rcv_len =
|
|
|
+ sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
+ job->reply_payload.sg_cnt,
|
|
|
+ pmb_buf, size);
|
|
|
+ /* need to hold the lock until we set job->dd_data to NULL
|
|
|
+ * to hold off the timeout handler returning to the mid-layer
|
|
|
+ * while we are still processing the job.
|
|
|
+ */
|
|
|
+ job->dd_data = NULL;
|
|
|
+ dd_data->context_un.mbox.set_job = NULL;
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ } else {
|
|
|
+ dd_data->context_un.mbox.set_job = NULL;
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ }
|
|
|
+
|
|
|
+ mempool_free(dd_data->context_un.mbox.pmboxq, phba->mbox_mem_pool);
|
|
|
+ lpfc_bsg_dma_page_free(phba, dd_data->context_un.mbox.dmabuffers);
|
|
|
+ kfree(dd_data);
|
|
|
+
|
|
|
+ if (job) {
|
|
|
+ job->reply->result = 0;
|
|
|
+ job->job_done(job);
|
|
|
+ }
|
|
|
+ return;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_check_cmd_access - test for a supported mailbox command
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @mb: Pointer to a mailbox object.
|
|
|
+ * @vport: Pointer to a vport object.
|
|
|
+ *
|
|
|
+ * Some commands require the port to be offline, some may not be called from
|
|
|
+ * the application.
|
|
|
+ **/
|
|
|
+static int lpfc_bsg_check_cmd_access(struct lpfc_hba *phba,
|
|
|
+ MAILBOX_t *mb, struct lpfc_vport *vport)
|
|
|
+{
|
|
|
+ /* return negative error values for bsg job */
|
|
|
+ switch (mb->mbxCommand) {
|
|
|
+ /* Offline only */
|
|
|
+ case MBX_INIT_LINK:
|
|
|
+ case MBX_DOWN_LINK:
|
|
|
+ case MBX_CONFIG_LINK:
|
|
|
+ case MBX_CONFIG_RING:
|
|
|
+ case MBX_RESET_RING:
|
|
|
+ case MBX_UNREG_LOGIN:
|
|
|
+ case MBX_CLEAR_LA:
|
|
|
+ case MBX_DUMP_CONTEXT:
|
|
|
+ case MBX_RUN_DIAGS:
|
|
|
+ case MBX_RESTART:
|
|
|
+ case MBX_SET_MASK:
|
|
|
+ if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "2743 Command 0x%x is illegal in on-line "
|
|
|
+ "state\n",
|
|
|
+ mb->mbxCommand);
|
|
|
+ return -EPERM;
|
|
|
+ }
|
|
|
+ case MBX_WRITE_NV:
|
|
|
+ case MBX_WRITE_VPARMS:
|
|
|
+ case MBX_LOAD_SM:
|
|
|
+ case MBX_READ_NV:
|
|
|
+ case MBX_READ_CONFIG:
|
|
|
+ case MBX_READ_RCONFIG:
|
|
|
+ case MBX_READ_STATUS:
|
|
|
+ case MBX_READ_XRI:
|
|
|
+ case MBX_READ_REV:
|
|
|
+ case MBX_READ_LNK_STAT:
|
|
|
+ case MBX_DUMP_MEMORY:
|
|
|
+ case MBX_DOWN_LOAD:
|
|
|
+ case MBX_UPDATE_CFG:
|
|
|
+ case MBX_KILL_BOARD:
|
|
|
+ case MBX_LOAD_AREA:
|
|
|
+ case MBX_LOAD_EXP_ROM:
|
|
|
+ case MBX_BEACON:
|
|
|
+ case MBX_DEL_LD_ENTRY:
|
|
|
+ case MBX_SET_DEBUG:
|
|
|
+ case MBX_WRITE_WWN:
|
|
|
+ case MBX_SLI4_CONFIG:
|
|
|
+ case MBX_READ_EVENT_LOG:
|
|
|
+ case MBX_READ_EVENT_LOG_STATUS:
|
|
|
+ case MBX_WRITE_EVENT_LOG:
|
|
|
+ case MBX_PORT_CAPABILITIES:
|
|
|
+ case MBX_PORT_IOV_CONTROL:
|
|
|
+ case MBX_RUN_BIU_DIAG64:
|
|
|
+ break;
|
|
|
+ case MBX_SET_VARIABLE:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
|
|
|
+ "1226 mbox: set_variable 0x%x, 0x%x\n",
|
|
|
+ mb->un.varWords[0],
|
|
|
+ mb->un.varWords[1]);
|
|
|
+ if ((mb->un.varWords[0] == SETVAR_MLOMNT)
|
|
|
+ && (mb->un.varWords[1] == 1)) {
|
|
|
+ phba->wait_4_mlo_maint_flg = 1;
|
|
|
+ } else if (mb->un.varWords[0] == SETVAR_MLORST) {
|
|
|
+ phba->link_flag &= ~LS_LOOPBACK_MODE;
|
|
|
+ phba->fc_topology = LPFC_TOPOLOGY_PT_PT;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case MBX_READ_SPARM64:
|
|
|
+ case MBX_READ_TOPOLOGY:
|
|
|
+ case MBX_REG_LOGIN:
|
|
|
+ case MBX_REG_LOGIN64:
|
|
|
+ case MBX_CONFIG_PORT:
|
|
|
+ case MBX_RUN_BIU_DIAG:
|
|
|
+ default:
|
|
|
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
+ "2742 Unknown Command 0x%x\n",
|
|
|
+ mb->mbxCommand);
|
|
|
+ return -EPERM;
|
|
|
+ }
|
|
|
+
|
|
|
+ return 0; /* ok */
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_mbox_ext_cleanup - clean up context of multi-buffer mbox session
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ *
|
|
|
+ * This is routine clean up and reset BSG handling of multi-buffer mbox
|
|
|
+ * command session.
|
|
|
+ **/
|
|
|
+static void
|
|
|
+lpfc_bsg_mbox_ext_session_reset(struct lpfc_hba *phba)
|
|
|
+{
|
|
|
+ if (phba->mbox_ext_buf_ctx.state == LPFC_BSG_MBOX_IDLE)
|
|
|
+ return;
|
|
|
+
|
|
|
+ /* free all memory, including dma buffers */
|
|
|
+ lpfc_bsg_dma_page_list_free(phba,
|
|
|
+ &phba->mbox_ext_buf_ctx.ext_dmabuf_list);
|
|
|
+ lpfc_bsg_dma_page_free(phba, phba->mbox_ext_buf_ctx.mbx_dmabuf);
|
|
|
+ /* multi-buffer write mailbox command pass-through complete */
|
|
|
+ memset((char *)&phba->mbox_ext_buf_ctx, 0,
|
|
|
+ sizeof(struct lpfc_mbox_ext_buf_ctx));
|
|
|
+ INIT_LIST_HEAD(&phba->mbox_ext_buf_ctx.ext_dmabuf_list);
|
|
|
+
|
|
|
+ return;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_issue_mbox_ext_handle_job - job handler for multi-buffer mbox cmpl
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @pmboxq: Pointer to mailbox command.
|
|
|
+ *
|
|
|
+ * This is routine handles BSG job for mailbox commands completions with
|
|
|
+ * multiple external buffers.
|
|
|
+ **/
|
|
|
+static struct fc_bsg_job *
|
|
|
+lpfc_bsg_issue_mbox_ext_handle_job(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
|
|
|
+{
|
|
|
+ struct bsg_job_data *dd_data;
|
|
|
+ struct fc_bsg_job *job;
|
|
|
+ uint8_t *pmb, *pmb_buf;
|
|
|
+ unsigned long flags;
|
|
|
+ uint32_t size;
|
|
|
+ int rc = 0;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
+ dd_data = pmboxq->context1;
|
|
|
+ /* has the job already timed out? */
|
|
|
+ if (!dd_data) {
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ job = NULL;
|
|
|
+ goto job_done_out;
|
|
|
+ }
|
|
|
+
|
|
|
+ /*
|
|
|
+ * The outgoing buffer is readily referred from the dma buffer,
|
|
|
+ * just need to get header part from mailboxq structure.
|
|
|
+ */
|
|
|
+ pmb = (uint8_t *)&pmboxq->u.mb;
|
|
|
+ pmb_buf = (uint8_t *)dd_data->context_un.mbox.mb;
|
|
|
+ memcpy(pmb_buf, pmb, sizeof(MAILBOX_t));
|
|
|
+
|
|
|
+ job = dd_data->context_un.mbox.set_job;
|
|
|
+ if (job) {
|
|
|
+ size = job->reply_payload.payload_len;
|
|
|
+ job->reply->reply_payload_rcv_len =
|
|
|
+ sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
+ job->reply_payload.sg_cnt,
|
|
|
+ pmb_buf, size);
|
|
|
+ /* result for successful */
|
|
|
+ job->reply->result = 0;
|
|
|
+ job->dd_data = NULL;
|
|
|
+ /* need to hold the lock util we set job->dd_data to NULL
|
|
|
+ * to hold off the timeout handler from midlayer to take
|
|
|
+ * any action.
|
|
|
+ */
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2937 SLI_CONFIG ext-buffer maibox command "
|
|
|
+ "(x%x/x%x) complete bsg job done, bsize:%d\n",
|
|
|
+ phba->mbox_ext_buf_ctx.nembType,
|
|
|
+ phba->mbox_ext_buf_ctx.mboxType, size);
|
|
|
+ } else
|
|
|
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+
|
|
|
+job_done_out:
|
|
|
+ if (!job)
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2938 SLI_CONFIG ext-buffer maibox "
|
|
|
+ "command (x%x/x%x) failure, rc:x%x\n",
|
|
|
+ phba->mbox_ext_buf_ctx.nembType,
|
|
|
+ phba->mbox_ext_buf_ctx.mboxType, rc);
|
|
|
+ /* state change */
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_DONE;
|
|
|
+ kfree(dd_data);
|
|
|
+
|
|
|
+ return job;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * lpfc_bsg_issue_read_mbox_ext_cmpl - compl handler for multi-buffer read mbox
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @pmboxq: Pointer to mailbox command.
|
|
|
+ *
|
|
|
+ * This is completion handler function for mailbox read commands with multiple
|
|
|
+ * external buffers.
|
|
|
+ **/
|
|
|
+static void
|
|
|
+lpfc_bsg_issue_read_mbox_ext_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
|
|
|
+{
|
|
|
+ struct fc_bsg_job *job;
|
|
|
+
|
|
|
+ /* handle the BSG job with mailbox command */
|
|
|
+ if (phba->mbox_ext_buf_ctx.state == LPFC_BSG_MBOX_ABTS)
|
|
|
+ pmboxq->u.mb.mbxStatus = MBXERR_ERROR;
|
|
|
|
|
|
- lpfc_sli_ringpostbuf_put(phba, pring, mp[0]);
|
|
|
- if (mp[1]) {
|
|
|
- lpfc_sli_ringpostbuf_put(phba, pring, mp[1]);
|
|
|
- mp[1] = NULL;
|
|
|
- }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2939 SLI_CONFIG ext-buffer rd maibox command "
|
|
|
+ "complete, ctxState:x%x, mbxStatus:x%x\n",
|
|
|
+ phba->mbox_ext_buf_ctx.state, pmboxq->u.mb.mbxStatus);
|
|
|
|
|
|
- /* The iocb was freed by lpfc_sli_issue_iocb */
|
|
|
- cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
- if (!cmdiocbq) {
|
|
|
- dmp = list_entry(next, struct lpfc_dmabuf, list);
|
|
|
- ret_val = -EIO;
|
|
|
- goto err_post_rxbufs_exit;
|
|
|
- }
|
|
|
+ job = lpfc_bsg_issue_mbox_ext_handle_job(phba, pmboxq);
|
|
|
|
|
|
- cmd = &cmdiocbq->iocb;
|
|
|
- i = 0;
|
|
|
- }
|
|
|
- list_del(&head);
|
|
|
+ if (pmboxq->u.mb.mbxStatus || phba->mbox_ext_buf_ctx.numBuf == 1)
|
|
|
+ lpfc_bsg_mbox_ext_session_reset(phba);
|
|
|
|
|
|
-err_post_rxbufs_exit:
|
|
|
+ /* free base driver mailbox structure memory */
|
|
|
+ mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
|
|
|
- if (rxbmp) {
|
|
|
- if (rxbmp->virt)
|
|
|
- lpfc_mbuf_free(phba, rxbmp->virt, rxbmp->phys);
|
|
|
- kfree(rxbmp);
|
|
|
- }
|
|
|
+ /* complete the bsg job if we have it */
|
|
|
+ if (job)
|
|
|
+ job->job_done(job);
|
|
|
|
|
|
- if (cmdiocbq)
|
|
|
- lpfc_sli_release_iocbq(phba, cmdiocbq);
|
|
|
- return ret_val;
|
|
|
+ return;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
- * lpfc_bsg_diag_test - with a port in loopback issues a Ct cmd to itself
|
|
|
- * @job: LPFC_BSG_VENDOR_DIAG_TEST fc_bsg_job
|
|
|
- *
|
|
|
- * This function receives a user data buffer to be transmitted and received on
|
|
|
- * the same port, the link must be up and in loopback mode prior
|
|
|
- * to being called.
|
|
|
- * 1. A kernel buffer is allocated to copy the user data into.
|
|
|
- * 2. The port registers with "itself".
|
|
|
- * 3. The transmit and receive exchange ids are obtained.
|
|
|
- * 4. The receive exchange id is posted.
|
|
|
- * 5. A new els loopback event is created.
|
|
|
- * 6. The command and response iocbs are allocated.
|
|
|
- * 7. The cmd iocb FsType is set to elx loopback and the CmdRsp to looppback.
|
|
|
+ * lpfc_bsg_issue_write_mbox_ext_cmpl - cmpl handler for multi-buffer write mbox
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @pmboxq: Pointer to mailbox command.
|
|
|
*
|
|
|
- * This function is meant to be called n times while the port is in loopback
|
|
|
- * so it is the apps responsibility to issue a reset to take the port out
|
|
|
- * of loopback mode.
|
|
|
+ * This is completion handler function for mailbox write commands with multiple
|
|
|
+ * external buffers.
|
|
|
**/
|
|
|
-static int
|
|
|
-lpfc_bsg_diag_test(struct fc_bsg_job *job)
|
|
|
+static void
|
|
|
+lpfc_bsg_issue_write_mbox_ext_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
|
|
|
{
|
|
|
- struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
- struct lpfc_hba *phba = vport->phba;
|
|
|
- struct diag_mode_test *diag_mode;
|
|
|
- struct lpfc_bsg_event *evt;
|
|
|
- struct event_data *evdat;
|
|
|
- struct lpfc_sli *psli = &phba->sli;
|
|
|
- uint32_t size;
|
|
|
- uint32_t full_size;
|
|
|
- size_t segment_len = 0, segment_offset = 0, current_offset = 0;
|
|
|
- uint16_t rpi = 0;
|
|
|
- struct lpfc_iocbq *cmdiocbq, *rspiocbq;
|
|
|
- IOCB_t *cmd, *rsp;
|
|
|
- struct lpfc_sli_ct_request *ctreq;
|
|
|
- struct lpfc_dmabuf *txbmp;
|
|
|
- struct ulp_bde64 *txbpl = NULL;
|
|
|
- struct lpfc_dmabufext *txbuffer = NULL;
|
|
|
- struct list_head head;
|
|
|
- struct lpfc_dmabuf *curr;
|
|
|
- uint16_t txxri, rxxri;
|
|
|
- uint32_t num_bde;
|
|
|
- uint8_t *ptr = NULL, *rx_databuf = NULL;
|
|
|
- int rc = 0;
|
|
|
- int time_left;
|
|
|
- int iocb_stat;
|
|
|
- unsigned long flags;
|
|
|
- void *dataout = NULL;
|
|
|
- uint32_t total_mem;
|
|
|
+ struct fc_bsg_job *job;
|
|
|
|
|
|
- /* in case no data is returned return just the return code */
|
|
|
- job->reply->reply_payload_rcv_len = 0;
|
|
|
+ /* handle the BSG job with the mailbox command */
|
|
|
+ if (phba->mbox_ext_buf_ctx.state == LPFC_BSG_MBOX_ABTS)
|
|
|
+ pmboxq->u.mb.mbxStatus = MBXERR_ERROR;
|
|
|
|
|
|
- if (job->request_len <
|
|
|
- sizeof(struct fc_bsg_request) + sizeof(struct diag_mode_test)) {
|
|
|
- lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
- "2739 Received DIAG TEST request below minimum "
|
|
|
- "size\n");
|
|
|
- rc = -EINVAL;
|
|
|
- goto loopback_test_exit;
|
|
|
- }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2940 SLI_CONFIG ext-buffer wr maibox command "
|
|
|
+ "complete, ctxState:x%x, mbxStatus:x%x\n",
|
|
|
+ phba->mbox_ext_buf_ctx.state, pmboxq->u.mb.mbxStatus);
|
|
|
|
|
|
- if (job->request_payload.payload_len !=
|
|
|
- job->reply_payload.payload_len) {
|
|
|
- rc = -EINVAL;
|
|
|
- goto loopback_test_exit;
|
|
|
- }
|
|
|
+ job = lpfc_bsg_issue_mbox_ext_handle_job(phba, pmboxq);
|
|
|
|
|
|
- diag_mode = (struct diag_mode_test *)
|
|
|
- job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+ /* free all memory, including dma buffers */
|
|
|
+ mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
+ lpfc_bsg_mbox_ext_session_reset(phba);
|
|
|
|
|
|
- if ((phba->link_state == LPFC_HBA_ERROR) ||
|
|
|
- (psli->sli_flag & LPFC_BLOCK_MGMT_IO) ||
|
|
|
- (!(psli->sli_flag & LPFC_SLI_ACTIVE))) {
|
|
|
- rc = -EACCES;
|
|
|
- goto loopback_test_exit;
|
|
|
- }
|
|
|
+ /* complete the bsg job if we have it */
|
|
|
+ if (job)
|
|
|
+ job->job_done(job);
|
|
|
|
|
|
- if (!lpfc_is_link_up(phba) || !(phba->link_flag & LS_LOOPBACK_MODE)) {
|
|
|
- rc = -EACCES;
|
|
|
- goto loopback_test_exit;
|
|
|
- }
|
|
|
+ return;
|
|
|
+}
|
|
|
|
|
|
- size = job->request_payload.payload_len;
|
|
|
- full_size = size + ELX_LOOPBACK_HEADER_SZ; /* plus the header */
|
|
|
+static void
|
|
|
+lpfc_bsg_sli_cfg_dma_desc_setup(struct lpfc_hba *phba, enum nemb_type nemb_tp,
|
|
|
+ uint32_t index, struct lpfc_dmabuf *mbx_dmabuf,
|
|
|
+ struct lpfc_dmabuf *ext_dmabuf)
|
|
|
+{
|
|
|
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
|
|
|
+
|
|
|
+ /* pointer to the start of mailbox command */
|
|
|
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)mbx_dmabuf->virt;
|
|
|
+
|
|
|
+ if (nemb_tp == nemb_mse) {
|
|
|
+ if (index == 0) {
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_hi =
|
|
|
+ putPaddrHigh(mbx_dmabuf->phys +
|
|
|
+ sizeof(MAILBOX_t));
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_lo =
|
|
|
+ putPaddrLow(mbx_dmabuf->phys +
|
|
|
+ sizeof(MAILBOX_t));
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2943 SLI_CONFIG(mse)[%d], "
|
|
|
+ "bufLen:%d, addrHi:x%x, addrLo:x%x\n",
|
|
|
+ index,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].buf_len,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_hi,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_lo);
|
|
|
+ } else {
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_hi =
|
|
|
+ putPaddrHigh(ext_dmabuf->phys);
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_lo =
|
|
|
+ putPaddrLow(ext_dmabuf->phys);
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2944 SLI_CONFIG(mse)[%d], "
|
|
|
+ "bufLen:%d, addrHi:x%x, addrLo:x%x\n",
|
|
|
+ index,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].buf_len,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_hi,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[index].pa_lo);
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ if (index == 0) {
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_hi =
|
|
|
+ putPaddrHigh(mbx_dmabuf->phys +
|
|
|
+ sizeof(MAILBOX_t));
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_lo =
|
|
|
+ putPaddrLow(mbx_dmabuf->phys +
|
|
|
+ sizeof(MAILBOX_t));
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "3007 SLI_CONFIG(hbd)[%d], "
|
|
|
+ "bufLen:%d, addrHi:x%x, addrLo:x%x\n",
|
|
|
+ index,
|
|
|
+ bsg_bf_get(lpfc_mbox_sli_config_ecmn_hbd_len,
|
|
|
+ &sli_cfg_mbx->un.
|
|
|
+ sli_config_emb1_subsys.hbd[index]),
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_hi,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_lo);
|
|
|
|
|
|
- if ((size == 0) || (size > 80 * BUF_SZ_4K)) {
|
|
|
- rc = -ERANGE;
|
|
|
- goto loopback_test_exit;
|
|
|
+ } else {
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_hi =
|
|
|
+ putPaddrHigh(ext_dmabuf->phys);
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_lo =
|
|
|
+ putPaddrLow(ext_dmabuf->phys);
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "3008 SLI_CONFIG(hbd)[%d], "
|
|
|
+ "bufLen:%d, addrHi:x%x, addrLo:x%x\n",
|
|
|
+ index,
|
|
|
+ bsg_bf_get(lpfc_mbox_sli_config_ecmn_hbd_len,
|
|
|
+ &sli_cfg_mbx->un.
|
|
|
+ sli_config_emb1_subsys.hbd[index]),
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_hi,
|
|
|
+ sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[index].pa_lo);
|
|
|
+ }
|
|
|
}
|
|
|
+ return;
|
|
|
+}
|
|
|
|
|
|
- if (full_size >= BUF_SZ_4K) {
|
|
|
- /*
|
|
|
- * Allocate memory for ioctl data. If buffer is bigger than 64k,
|
|
|
- * then we allocate 64k and re-use that buffer over and over to
|
|
|
- * xfer the whole block. This is because Linux kernel has a
|
|
|
- * problem allocating more than 120k of kernel space memory. Saw
|
|
|
- * problem with GET_FCPTARGETMAPPING...
|
|
|
- */
|
|
|
- if (size <= (64 * 1024))
|
|
|
- total_mem = full_size;
|
|
|
- else
|
|
|
- total_mem = 64 * 1024;
|
|
|
- } else
|
|
|
- /* Allocate memory for ioctl data */
|
|
|
- total_mem = BUF_SZ_4K;
|
|
|
+/**
|
|
|
+ * lpfc_bsg_sli_cfg_mse_read_cmd_ext - sli_config non-embedded mailbox cmd read
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @mb: Pointer to a BSG mailbox object.
|
|
|
+ * @nemb_tp: Enumerate of non-embedded mailbox command type.
|
|
|
+ * @dmabuff: Pointer to a DMA buffer descriptor.
|
|
|
+ *
|
|
|
+ * This routine performs SLI_CONFIG (0x9B) read mailbox command operation with
|
|
|
+ * non-embedded external bufffers.
|
|
|
+ **/
|
|
|
+static int
|
|
|
+lpfc_bsg_sli_cfg_read_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
+ enum nemb_type nemb_tp,
|
|
|
+ struct lpfc_dmabuf *dmabuf)
|
|
|
+{
|
|
|
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
|
|
|
+ struct dfc_mbox_req *mbox_req;
|
|
|
+ struct lpfc_dmabuf *curr_dmabuf, *next_dmabuf;
|
|
|
+ uint32_t ext_buf_cnt, ext_buf_index;
|
|
|
+ struct lpfc_dmabuf *ext_dmabuf = NULL;
|
|
|
+ struct bsg_job_data *dd_data = NULL;
|
|
|
+ LPFC_MBOXQ_t *pmboxq = NULL;
|
|
|
+ MAILBOX_t *pmb;
|
|
|
+ uint8_t *pmbx;
|
|
|
+ int rc, i;
|
|
|
|
|
|
- dataout = kmalloc(total_mem, GFP_KERNEL);
|
|
|
- if (dataout == NULL) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto loopback_test_exit;
|
|
|
- }
|
|
|
+ mbox_req =
|
|
|
+ (struct dfc_mbox_req *)job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
|
|
|
- ptr = dataout;
|
|
|
- ptr += ELX_LOOPBACK_HEADER_SZ;
|
|
|
- sg_copy_to_buffer(job->request_payload.sg_list,
|
|
|
- job->request_payload.sg_cnt,
|
|
|
- ptr, size);
|
|
|
- rc = lpfcdiag_loop_self_reg(phba, &rpi);
|
|
|
- if (rc)
|
|
|
- goto loopback_test_exit;
|
|
|
+ /* pointer to the start of mailbox command */
|
|
|
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
|
|
|
|
|
|
- rc = lpfcdiag_loop_get_xri(phba, rpi, &txxri, &rxxri);
|
|
|
- if (rc) {
|
|
|
- lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
- goto loopback_test_exit;
|
|
|
+ if (nemb_tp == nemb_mse) {
|
|
|
+ ext_buf_cnt = bsg_bf_get(lpfc_mbox_hdr_mse_cnt,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb0_subsys.sli_config_hdr);
|
|
|
+ if (ext_buf_cnt > LPFC_MBX_SLI_CONFIG_MAX_MSE) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2945 Handled SLI_CONFIG(mse) rd, "
|
|
|
+ "ext_buf_cnt(%d) out of range(%d)\n",
|
|
|
+ ext_buf_cnt,
|
|
|
+ LPFC_MBX_SLI_CONFIG_MAX_MSE);
|
|
|
+ rc = -ERANGE;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2941 Handled SLI_CONFIG(mse) rd, "
|
|
|
+ "ext_buf_cnt:%d\n", ext_buf_cnt);
|
|
|
+ } else {
|
|
|
+ /* sanity check on interface type for support */
|
|
|
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
|
|
|
+ LPFC_SLI_INTF_IF_TYPE_2) {
|
|
|
+ rc = -ENODEV;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ /* nemb_tp == nemb_hbd */
|
|
|
+ ext_buf_cnt = sli_cfg_mbx->un.sli_config_emb1_subsys.hbd_count;
|
|
|
+ if (ext_buf_cnt > LPFC_MBX_SLI_CONFIG_MAX_HBD) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2946 Handled SLI_CONFIG(hbd) rd, "
|
|
|
+ "ext_buf_cnt(%d) out of range(%d)\n",
|
|
|
+ ext_buf_cnt,
|
|
|
+ LPFC_MBX_SLI_CONFIG_MAX_HBD);
|
|
|
+ rc = -ERANGE;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2942 Handled SLI_CONFIG(hbd) rd, "
|
|
|
+ "ext_buf_cnt:%d\n", ext_buf_cnt);
|
|
|
}
|
|
|
|
|
|
- rc = lpfcdiag_loop_post_rxbufs(phba, rxxri, full_size);
|
|
|
- if (rc) {
|
|
|
- lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
- goto loopback_test_exit;
|
|
|
+ /* reject non-embedded mailbox command with none external buffer */
|
|
|
+ if (ext_buf_cnt == 0) {
|
|
|
+ rc = -EPERM;
|
|
|
+ goto job_error;
|
|
|
+ } else if (ext_buf_cnt > 1) {
|
|
|
+ /* additional external read buffers */
|
|
|
+ for (i = 1; i < ext_buf_cnt; i++) {
|
|
|
+ ext_dmabuf = lpfc_bsg_dma_page_alloc(phba);
|
|
|
+ if (!ext_dmabuf) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ list_add_tail(&ext_dmabuf->list,
|
|
|
+ &phba->mbox_ext_buf_ctx.ext_dmabuf_list);
|
|
|
+ }
|
|
|
}
|
|
|
|
|
|
- evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid,
|
|
|
- SLI_CT_ELX_LOOPBACK);
|
|
|
- if (!evt) {
|
|
|
- lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
+ /* bsg tracking structure */
|
|
|
+ dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL);
|
|
|
+ if (!dd_data) {
|
|
|
rc = -ENOMEM;
|
|
|
- goto loopback_test_exit;
|
|
|
+ goto job_error;
|
|
|
}
|
|
|
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- list_add(&evt->node, &phba->ct_ev_waiters);
|
|
|
- lpfc_bsg_event_ref(evt);
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
-
|
|
|
- cmdiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
- rspiocbq = lpfc_sli_get_iocbq(phba);
|
|
|
- txbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
+ /* mailbox command structure for base driver */
|
|
|
+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (!pmboxq) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
|
|
|
|
|
|
- if (txbmp) {
|
|
|
- txbmp->virt = lpfc_mbuf_alloc(phba, 0, &txbmp->phys);
|
|
|
- if (txbmp->virt) {
|
|
|
- INIT_LIST_HEAD(&txbmp->list);
|
|
|
- txbpl = (struct ulp_bde64 *) txbmp->virt;
|
|
|
- txbuffer = diag_cmd_data_alloc(phba,
|
|
|
- txbpl, full_size, 0);
|
|
|
+ /* for the first external buffer */
|
|
|
+ lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, 0, dmabuf, dmabuf);
|
|
|
+
|
|
|
+ /* for the rest of external buffer descriptors if any */
|
|
|
+ if (ext_buf_cnt > 1) {
|
|
|
+ ext_buf_index = 1;
|
|
|
+ list_for_each_entry_safe(curr_dmabuf, next_dmabuf,
|
|
|
+ &phba->mbox_ext_buf_ctx.ext_dmabuf_list, list) {
|
|
|
+ lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp,
|
|
|
+ ext_buf_index, dmabuf,
|
|
|
+ curr_dmabuf);
|
|
|
+ ext_buf_index++;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- if (!cmdiocbq || !rspiocbq || !txbmp || !txbpl || !txbuffer ||
|
|
|
- !txbmp->virt) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto err_loopback_test_exit;
|
|
|
+ /* construct base driver mbox command */
|
|
|
+ pmb = &pmboxq->u.mb;
|
|
|
+ pmbx = (uint8_t *)dmabuf->virt;
|
|
|
+ memcpy(pmb, pmbx, sizeof(*pmb));
|
|
|
+ pmb->mbxOwner = OWN_HOST;
|
|
|
+ pmboxq->vport = phba->pport;
|
|
|
+
|
|
|
+ /* multi-buffer handling context */
|
|
|
+ phba->mbox_ext_buf_ctx.nembType = nemb_tp;
|
|
|
+ phba->mbox_ext_buf_ctx.mboxType = mbox_rd;
|
|
|
+ phba->mbox_ext_buf_ctx.numBuf = ext_buf_cnt;
|
|
|
+ phba->mbox_ext_buf_ctx.mbxTag = mbox_req->extMboxTag;
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum = mbox_req->extSeqNum;
|
|
|
+ phba->mbox_ext_buf_ctx.mbx_dmabuf = dmabuf;
|
|
|
+
|
|
|
+ /* callback for multi-buffer read mailbox command */
|
|
|
+ pmboxq->mbox_cmpl = lpfc_bsg_issue_read_mbox_ext_cmpl;
|
|
|
+
|
|
|
+ /* context fields to callback function */
|
|
|
+ pmboxq->context1 = dd_data;
|
|
|
+ dd_data->type = TYPE_MBOX;
|
|
|
+ dd_data->context_un.mbox.pmboxq = pmboxq;
|
|
|
+ dd_data->context_un.mbox.mb = (MAILBOX_t *)pmbx;
|
|
|
+ dd_data->context_un.mbox.set_job = job;
|
|
|
+ job->dd_data = dd_data;
|
|
|
+
|
|
|
+ /* state change */
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_PORT;
|
|
|
+
|
|
|
+ rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
|
|
|
+ if ((rc == MBX_SUCCESS) || (rc == MBX_BUSY)) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2947 Issued SLI_CONFIG ext-buffer "
|
|
|
+ "maibox command, rc:x%x\n", rc);
|
|
|
+ return 1;
|
|
|
}
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2948 Failed to issue SLI_CONFIG ext-buffer "
|
|
|
+ "maibox command, rc:x%x\n", rc);
|
|
|
+ rc = -EPIPE;
|
|
|
|
|
|
- cmd = &cmdiocbq->iocb;
|
|
|
- rsp = &rspiocbq->iocb;
|
|
|
+job_error:
|
|
|
+ if (pmboxq)
|
|
|
+ mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
+ lpfc_bsg_dma_page_list_free(phba,
|
|
|
+ &phba->mbox_ext_buf_ctx.ext_dmabuf_list);
|
|
|
+ kfree(dd_data);
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_IDLE;
|
|
|
+ return rc;
|
|
|
+}
|
|
|
|
|
|
- INIT_LIST_HEAD(&head);
|
|
|
- list_add_tail(&head, &txbuffer->dma.list);
|
|
|
- list_for_each_entry(curr, &head, list) {
|
|
|
- segment_len = ((struct lpfc_dmabufext *)curr)->size;
|
|
|
- if (current_offset == 0) {
|
|
|
- ctreq = curr->virt;
|
|
|
- memset(ctreq, 0, ELX_LOOPBACK_HEADER_SZ);
|
|
|
- ctreq->RevisionId.bits.Revision = SLI_CT_REVISION;
|
|
|
- ctreq->RevisionId.bits.InId = 0;
|
|
|
- ctreq->FsType = SLI_CT_ELX_LOOPBACK;
|
|
|
- ctreq->FsSubType = 0;
|
|
|
- ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_DATA;
|
|
|
- ctreq->CommandResponse.bits.Size = size;
|
|
|
- segment_offset = ELX_LOOPBACK_HEADER_SZ;
|
|
|
- } else
|
|
|
- segment_offset = 0;
|
|
|
+/**
|
|
|
+ * lpfc_bsg_sli_cfg_write_cmd_ext - sli_config non-embedded mailbox cmd write
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @mb: Pointer to a BSG mailbox object.
|
|
|
+ * @dmabuff: Pointer to a DMA buffer descriptor.
|
|
|
+ *
|
|
|
+ * This routine performs SLI_CONFIG (0x9B) write mailbox command operation with
|
|
|
+ * non-embedded external bufffers.
|
|
|
+ **/
|
|
|
+static int
|
|
|
+lpfc_bsg_sli_cfg_write_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
+ enum nemb_type nemb_tp,
|
|
|
+ struct lpfc_dmabuf *dmabuf)
|
|
|
+{
|
|
|
+ struct dfc_mbox_req *mbox_req;
|
|
|
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
|
|
|
+ uint32_t ext_buf_cnt;
|
|
|
+ struct bsg_job_data *dd_data = NULL;
|
|
|
+ LPFC_MBOXQ_t *pmboxq = NULL;
|
|
|
+ MAILBOX_t *pmb;
|
|
|
+ uint8_t *mbx;
|
|
|
+ int rc = 0, i;
|
|
|
+
|
|
|
+ mbox_req =
|
|
|
+ (struct dfc_mbox_req *)job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
|
|
|
- BUG_ON(segment_offset >= segment_len);
|
|
|
- memcpy(curr->virt + segment_offset,
|
|
|
- ptr + current_offset,
|
|
|
- segment_len - segment_offset);
|
|
|
+ /* pointer to the start of mailbox command */
|
|
|
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
|
|
|
|
|
|
- current_offset += segment_len - segment_offset;
|
|
|
- BUG_ON(current_offset > size);
|
|
|
+ if (nemb_tp == nemb_mse) {
|
|
|
+ ext_buf_cnt = bsg_bf_get(lpfc_mbox_hdr_mse_cnt,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb0_subsys.sli_config_hdr);
|
|
|
+ if (ext_buf_cnt > LPFC_MBX_SLI_CONFIG_MAX_MSE) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2953 Handled SLI_CONFIG(mse) wr, "
|
|
|
+ "ext_buf_cnt(%d) out of range(%d)\n",
|
|
|
+ ext_buf_cnt,
|
|
|
+ LPFC_MBX_SLI_CONFIG_MAX_MSE);
|
|
|
+ return -ERANGE;
|
|
|
+ }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2949 Handled SLI_CONFIG(mse) wr, "
|
|
|
+ "ext_buf_cnt:%d\n", ext_buf_cnt);
|
|
|
+ } else {
|
|
|
+ /* sanity check on interface type for support */
|
|
|
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
|
|
|
+ LPFC_SLI_INTF_IF_TYPE_2)
|
|
|
+ return -ENODEV;
|
|
|
+ /* nemb_tp == nemb_hbd */
|
|
|
+ ext_buf_cnt = sli_cfg_mbx->un.sli_config_emb1_subsys.hbd_count;
|
|
|
+ if (ext_buf_cnt > LPFC_MBX_SLI_CONFIG_MAX_HBD) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2954 Handled SLI_CONFIG(hbd) wr, "
|
|
|
+ "ext_buf_cnt(%d) out of range(%d)\n",
|
|
|
+ ext_buf_cnt,
|
|
|
+ LPFC_MBX_SLI_CONFIG_MAX_HBD);
|
|
|
+ return -ERANGE;
|
|
|
+ }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2950 Handled SLI_CONFIG(hbd) wr, "
|
|
|
+ "ext_buf_cnt:%d\n", ext_buf_cnt);
|
|
|
}
|
|
|
- list_del(&head);
|
|
|
|
|
|
- /* Build the XMIT_SEQUENCE iocb */
|
|
|
-
|
|
|
- num_bde = (uint32_t)txbuffer->flag;
|
|
|
+ if (ext_buf_cnt == 0)
|
|
|
+ return -EPERM;
|
|
|
|
|
|
- cmd->un.xseq64.bdl.addrHigh = putPaddrHigh(txbmp->phys);
|
|
|
- cmd->un.xseq64.bdl.addrLow = putPaddrLow(txbmp->phys);
|
|
|
- cmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
|
|
|
- cmd->un.xseq64.bdl.bdeSize = (num_bde * sizeof(struct ulp_bde64));
|
|
|
+ /* for the first external buffer */
|
|
|
+ lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, 0, dmabuf, dmabuf);
|
|
|
|
|
|
- cmd->un.xseq64.w5.hcsw.Fctl = (LS | LA);
|
|
|
- cmd->un.xseq64.w5.hcsw.Dfctl = 0;
|
|
|
- cmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
|
|
|
- cmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT;
|
|
|
+ /* log for looking forward */
|
|
|
+ for (i = 1; i < ext_buf_cnt; i++) {
|
|
|
+ if (nemb_tp == nemb_mse)
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2951 SLI_CONFIG(mse), buf[%d]-length:%d\n",
|
|
|
+ i, sli_cfg_mbx->un.sli_config_emb0_subsys.
|
|
|
+ mse[i].buf_len);
|
|
|
+ else
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2952 SLI_CONFIG(hbd), buf[%d]-length:%d\n",
|
|
|
+ i, bsg_bf_get(lpfc_mbox_sli_config_ecmn_hbd_len,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb1_subsys.
|
|
|
+ hbd[i]));
|
|
|
+ }
|
|
|
|
|
|
- cmd->ulpCommand = CMD_XMIT_SEQUENCE64_CX;
|
|
|
- cmd->ulpBdeCount = 1;
|
|
|
- cmd->ulpLe = 1;
|
|
|
- cmd->ulpClass = CLASS3;
|
|
|
- cmd->ulpContext = txxri;
|
|
|
+ /* multi-buffer handling context */
|
|
|
+ phba->mbox_ext_buf_ctx.nembType = nemb_tp;
|
|
|
+ phba->mbox_ext_buf_ctx.mboxType = mbox_wr;
|
|
|
+ phba->mbox_ext_buf_ctx.numBuf = ext_buf_cnt;
|
|
|
+ phba->mbox_ext_buf_ctx.mbxTag = mbox_req->extMboxTag;
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum = mbox_req->extSeqNum;
|
|
|
+ phba->mbox_ext_buf_ctx.mbx_dmabuf = dmabuf;
|
|
|
+
|
|
|
+ if (ext_buf_cnt == 1) {
|
|
|
+ /* bsg tracking structure */
|
|
|
+ dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL);
|
|
|
+ if (!dd_data) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
|
|
|
- cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC;
|
|
|
- cmdiocbq->vport = phba->pport;
|
|
|
+ /* mailbox command structure for base driver */
|
|
|
+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (!pmboxq) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
|
|
|
+ pmb = &pmboxq->u.mb;
|
|
|
+ mbx = (uint8_t *)dmabuf->virt;
|
|
|
+ memcpy(pmb, mbx, sizeof(*pmb));
|
|
|
+ pmb->mbxOwner = OWN_HOST;
|
|
|
+ pmboxq->vport = phba->pport;
|
|
|
+
|
|
|
+ /* callback for multi-buffer read mailbox command */
|
|
|
+ pmboxq->mbox_cmpl = lpfc_bsg_issue_write_mbox_ext_cmpl;
|
|
|
+
|
|
|
+ /* context fields to callback function */
|
|
|
+ pmboxq->context1 = dd_data;
|
|
|
+ dd_data->type = TYPE_MBOX;
|
|
|
+ dd_data->context_un.mbox.pmboxq = pmboxq;
|
|
|
+ dd_data->context_un.mbox.mb = (MAILBOX_t *)mbx;
|
|
|
+ dd_data->context_un.mbox.set_job = job;
|
|
|
+ job->dd_data = dd_data;
|
|
|
+
|
|
|
+ /* state change */
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_PORT;
|
|
|
+
|
|
|
+ rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
|
|
|
+ if ((rc == MBX_SUCCESS) || (rc == MBX_BUSY)) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2955 Issued SLI_CONFIG ext-buffer "
|
|
|
+ "maibox command, rc:x%x\n", rc);
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2956 Failed to issue SLI_CONFIG ext-buffer "
|
|
|
+ "maibox command, rc:x%x\n", rc);
|
|
|
+ rc = -EPIPE;
|
|
|
+ }
|
|
|
|
|
|
- iocb_stat = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq,
|
|
|
- rspiocbq, (phba->fc_ratov * 2) +
|
|
|
- LPFC_DRVR_TIMEOUT);
|
|
|
+job_error:
|
|
|
+ if (pmboxq)
|
|
|
+ mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
+ kfree(dd_data);
|
|
|
|
|
|
- if ((iocb_stat != IOCB_SUCCESS) || (rsp->ulpStatus != IOCB_SUCCESS)) {
|
|
|
- rc = -EIO;
|
|
|
- goto err_loopback_test_exit;
|
|
|
- }
|
|
|
+ return rc;
|
|
|
+}
|
|
|
|
|
|
- evt->waiting = 1;
|
|
|
- time_left = wait_event_interruptible_timeout(
|
|
|
- evt->wq, !list_empty(&evt->events_to_see),
|
|
|
- ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ);
|
|
|
- evt->waiting = 0;
|
|
|
- if (list_empty(&evt->events_to_see))
|
|
|
- rc = (time_left) ? -EINTR : -ETIMEDOUT;
|
|
|
- else {
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- list_move(evt->events_to_see.prev, &evt->events_to_get);
|
|
|
- evdat = list_entry(evt->events_to_get.prev,
|
|
|
- typeof(*evdat), node);
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
- rx_databuf = evdat->data;
|
|
|
- if (evdat->len != full_size) {
|
|
|
- lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
- "1603 Loopback test did not receive expected "
|
|
|
- "data length. actual length 0x%x expected "
|
|
|
- "length 0x%x\n",
|
|
|
- evdat->len, full_size);
|
|
|
- rc = -EIO;
|
|
|
- } else if (rx_databuf == NULL)
|
|
|
- rc = -EIO;
|
|
|
- else {
|
|
|
- rc = IOCB_SUCCESS;
|
|
|
- /* skip over elx loopback header */
|
|
|
- rx_databuf += ELX_LOOPBACK_HEADER_SZ;
|
|
|
- job->reply->reply_payload_rcv_len =
|
|
|
- sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
- job->reply_payload.sg_cnt,
|
|
|
- rx_databuf, size);
|
|
|
- job->reply->reply_payload_rcv_len = size;
|
|
|
+/**
|
|
|
+ * lpfc_bsg_handle_sli_cfg_mbox - handle sli-cfg mailbox cmd with ext buffer
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @mb: Pointer to a BSG mailbox object.
|
|
|
+ * @dmabuff: Pointer to a DMA buffer descriptor.
|
|
|
+ *
|
|
|
+ * This routine handles SLI_CONFIG (0x9B) mailbox command with non-embedded
|
|
|
+ * external bufffers, including both 0x9B with non-embedded MSEs and 0x9B
|
|
|
+ * with embedded sussystem 0x1 and opcodes with external HBDs.
|
|
|
+ **/
|
|
|
+static int
|
|
|
+lpfc_bsg_handle_sli_cfg_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
+ struct lpfc_dmabuf *dmabuf)
|
|
|
+{
|
|
|
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
|
|
|
+ uint32_t subsys;
|
|
|
+ uint32_t opcode;
|
|
|
+ int rc = SLI_CONFIG_NOT_HANDLED;
|
|
|
+
|
|
|
+ /* state change */
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_HOST;
|
|
|
+
|
|
|
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
|
|
|
+
|
|
|
+ if (!bsg_bf_get(lpfc_mbox_hdr_emb,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb0_subsys.sli_config_hdr)) {
|
|
|
+ subsys = bsg_bf_get(lpfc_emb0_subcmnd_subsys,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb0_subsys);
|
|
|
+ opcode = bsg_bf_get(lpfc_emb0_subcmnd_opcode,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb0_subsys);
|
|
|
+ if (subsys == SLI_CONFIG_SUBSYS_FCOE) {
|
|
|
+ switch (opcode) {
|
|
|
+ case FCOE_OPCODE_READ_FCF:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2957 Handled SLI_CONFIG "
|
|
|
+ "subsys_fcoe, opcode:x%x\n",
|
|
|
+ opcode);
|
|
|
+ rc = lpfc_bsg_sli_cfg_read_cmd_ext(phba, job,
|
|
|
+ nemb_mse, dmabuf);
|
|
|
+ break;
|
|
|
+ case FCOE_OPCODE_ADD_FCF:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2958 Handled SLI_CONFIG "
|
|
|
+ "subsys_fcoe, opcode:x%x\n",
|
|
|
+ opcode);
|
|
|
+ rc = lpfc_bsg_sli_cfg_write_cmd_ext(phba, job,
|
|
|
+ nemb_mse, dmabuf);
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2959 Not handled SLI_CONFIG "
|
|
|
+ "subsys_fcoe, opcode:x%x\n",
|
|
|
+ opcode);
|
|
|
+ rc = SLI_CONFIG_NOT_HANDLED;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2977 Handled SLI_CONFIG "
|
|
|
+ "subsys:x%d, opcode:x%x\n",
|
|
|
+ subsys, opcode);
|
|
|
+ rc = SLI_CONFIG_NOT_HANDLED;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ subsys = bsg_bf_get(lpfc_emb1_subcmnd_subsys,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb1_subsys);
|
|
|
+ opcode = bsg_bf_get(lpfc_emb1_subcmnd_opcode,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb1_subsys);
|
|
|
+ if (subsys == SLI_CONFIG_SUBSYS_COMN) {
|
|
|
+ switch (opcode) {
|
|
|
+ case COMN_OPCODE_READ_OBJECT:
|
|
|
+ case COMN_OPCODE_READ_OBJECT_LIST:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2960 Handled SLI_CONFIG "
|
|
|
+ "subsys_comn, opcode:x%x\n",
|
|
|
+ opcode);
|
|
|
+ rc = lpfc_bsg_sli_cfg_read_cmd_ext(phba, job,
|
|
|
+ nemb_hbd, dmabuf);
|
|
|
+ break;
|
|
|
+ case COMN_OPCODE_WRITE_OBJECT:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2961 Handled SLI_CONFIG "
|
|
|
+ "subsys_comn, opcode:x%x\n",
|
|
|
+ opcode);
|
|
|
+ rc = lpfc_bsg_sli_cfg_write_cmd_ext(phba, job,
|
|
|
+ nemb_hbd, dmabuf);
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2962 Not handled SLI_CONFIG "
|
|
|
+ "subsys_comn, opcode:x%x\n",
|
|
|
+ opcode);
|
|
|
+ rc = SLI_CONFIG_NOT_HANDLED;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2978 Handled SLI_CONFIG "
|
|
|
+ "subsys:x%d, opcode:x%x\n",
|
|
|
+ subsys, opcode);
|
|
|
+ rc = SLI_CONFIG_NOT_HANDLED;
|
|
|
}
|
|
|
}
|
|
|
+ return rc;
|
|
|
+}
|
|
|
|
|
|
-err_loopback_test_exit:
|
|
|
- lpfcdiag_loop_self_unreg(phba, rpi);
|
|
|
+/**
|
|
|
+ * lpfc_bsg_mbox_ext_abort_req - request to abort mbox command with ext buffers
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ *
|
|
|
+ * This routine is for requesting to abort a pass-through mailbox command with
|
|
|
+ * multiple external buffers due to error condition.
|
|
|
+ **/
|
|
|
+static void
|
|
|
+lpfc_bsg_mbox_ext_abort(struct lpfc_hba *phba)
|
|
|
+{
|
|
|
+ if (phba->mbox_ext_buf_ctx.state == LPFC_BSG_MBOX_PORT)
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_ABTS;
|
|
|
+ else
|
|
|
+ lpfc_bsg_mbox_ext_session_reset(phba);
|
|
|
+ return;
|
|
|
+}
|
|
|
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- lpfc_bsg_event_unref(evt); /* release ref */
|
|
|
- lpfc_bsg_event_unref(evt); /* delete */
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
+/**
|
|
|
+ * lpfc_bsg_read_ebuf_get - get the next mailbox read external buffer
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @dmabuf: Pointer to a DMA buffer descriptor.
|
|
|
+ *
|
|
|
+ * This routine extracts the next mailbox read external buffer back to
|
|
|
+ * user space through BSG.
|
|
|
+ **/
|
|
|
+static int
|
|
|
+lpfc_bsg_read_ebuf_get(struct lpfc_hba *phba, struct fc_bsg_job *job)
|
|
|
+{
|
|
|
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
|
|
|
+ struct lpfc_dmabuf *dmabuf;
|
|
|
+ uint8_t *pbuf;
|
|
|
+ uint32_t size;
|
|
|
+ uint32_t index;
|
|
|
|
|
|
- if (cmdiocbq != NULL)
|
|
|
- lpfc_sli_release_iocbq(phba, cmdiocbq);
|
|
|
+ index = phba->mbox_ext_buf_ctx.seqNum;
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum++;
|
|
|
|
|
|
- if (rspiocbq != NULL)
|
|
|
- lpfc_sli_release_iocbq(phba, rspiocbq);
|
|
|
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)
|
|
|
+ phba->mbox_ext_buf_ctx.mbx_dmabuf->virt;
|
|
|
|
|
|
- if (txbmp != NULL) {
|
|
|
- if (txbpl != NULL) {
|
|
|
- if (txbuffer != NULL)
|
|
|
- diag_cmd_data_free(phba, txbuffer);
|
|
|
- lpfc_mbuf_free(phba, txbmp->virt, txbmp->phys);
|
|
|
- }
|
|
|
- kfree(txbmp);
|
|
|
+ if (phba->mbox_ext_buf_ctx.nembType == nemb_mse) {
|
|
|
+ size = bsg_bf_get(lpfc_mbox_sli_config_mse_len,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb0_subsys.mse[index]);
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2963 SLI_CONFIG (mse) ext-buffer rd get "
|
|
|
+ "buffer[%d], size:%d\n", index, size);
|
|
|
+ } else {
|
|
|
+ size = bsg_bf_get(lpfc_mbox_sli_config_ecmn_hbd_len,
|
|
|
+ &sli_cfg_mbx->un.sli_config_emb1_subsys.hbd[index]);
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2964 SLI_CONFIG (hbd) ext-buffer rd get "
|
|
|
+ "buffer[%d], size:%d\n", index, size);
|
|
|
+ }
|
|
|
+ if (list_empty(&phba->mbox_ext_buf_ctx.ext_dmabuf_list))
|
|
|
+ return -EPIPE;
|
|
|
+ dmabuf = list_first_entry(&phba->mbox_ext_buf_ctx.ext_dmabuf_list,
|
|
|
+ struct lpfc_dmabuf, list);
|
|
|
+ list_del_init(&dmabuf->list);
|
|
|
+ pbuf = (uint8_t *)dmabuf->virt;
|
|
|
+ job->reply->reply_payload_rcv_len =
|
|
|
+ sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
+ job->reply_payload.sg_cnt,
|
|
|
+ pbuf, size);
|
|
|
+
|
|
|
+ lpfc_bsg_dma_page_free(phba, dmabuf);
|
|
|
+
|
|
|
+ if (phba->mbox_ext_buf_ctx.seqNum == phba->mbox_ext_buf_ctx.numBuf) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2965 SLI_CONFIG (hbd) ext-buffer rd mbox "
|
|
|
+ "command session done\n");
|
|
|
+ lpfc_bsg_mbox_ext_session_reset(phba);
|
|
|
}
|
|
|
|
|
|
-loopback_test_exit:
|
|
|
- kfree(dataout);
|
|
|
- /* make error code available to userspace */
|
|
|
- job->reply->result = rc;
|
|
|
- job->dd_data = NULL;
|
|
|
- /* complete the job back to userspace if no error */
|
|
|
- if (rc == 0)
|
|
|
- job->job_done(job);
|
|
|
- return rc;
|
|
|
+ job->reply->result = 0;
|
|
|
+ job->job_done(job);
|
|
|
+
|
|
|
+ return SLI_CONFIG_HANDLED;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
- * lpfc_bsg_get_dfc_rev - process a GET_DFC_REV bsg vendor command
|
|
|
- * @job: GET_DFC_REV fc_bsg_job
|
|
|
+ * lpfc_bsg_write_ebuf_set - set the next mailbox write external buffer
|
|
|
+ * @phba: Pointer to HBA context object.
|
|
|
+ * @dmabuf: Pointer to a DMA buffer descriptor.
|
|
|
+ *
|
|
|
+ * This routine sets up the next mailbox read external buffer obtained
|
|
|
+ * from user space through BSG.
|
|
|
**/
|
|
|
static int
|
|
|
-lpfc_bsg_get_dfc_rev(struct fc_bsg_job *job)
|
|
|
+lpfc_bsg_write_ebuf_set(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
+ struct lpfc_dmabuf *dmabuf)
|
|
|
{
|
|
|
- struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
- struct lpfc_hba *phba = vport->phba;
|
|
|
- struct get_mgmt_rev *event_req;
|
|
|
- struct get_mgmt_rev_reply *event_reply;
|
|
|
- int rc = 0;
|
|
|
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
|
|
|
+ struct bsg_job_data *dd_data = NULL;
|
|
|
+ LPFC_MBOXQ_t *pmboxq = NULL;
|
|
|
+ MAILBOX_t *pmb;
|
|
|
+ enum nemb_type nemb_tp;
|
|
|
+ uint8_t *pbuf;
|
|
|
+ uint32_t size;
|
|
|
+ uint32_t index;
|
|
|
+ int rc;
|
|
|
|
|
|
- if (job->request_len <
|
|
|
- sizeof(struct fc_bsg_request) + sizeof(struct get_mgmt_rev)) {
|
|
|
- lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
- "2740 Received GET_DFC_REV request below "
|
|
|
- "minimum size\n");
|
|
|
- rc = -EINVAL;
|
|
|
+ index = phba->mbox_ext_buf_ctx.seqNum;
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum++;
|
|
|
+ nemb_tp = phba->mbox_ext_buf_ctx.nembType;
|
|
|
+
|
|
|
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)
|
|
|
+ phba->mbox_ext_buf_ctx.mbx_dmabuf->virt;
|
|
|
+
|
|
|
+ dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL);
|
|
|
+ if (!dd_data) {
|
|
|
+ rc = -ENOMEM;
|
|
|
goto job_error;
|
|
|
}
|
|
|
|
|
|
- event_req = (struct get_mgmt_rev *)
|
|
|
- job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+ pbuf = (uint8_t *)dmabuf->virt;
|
|
|
+ size = job->request_payload.payload_len;
|
|
|
+ sg_copy_to_buffer(job->request_payload.sg_list,
|
|
|
+ job->request_payload.sg_cnt,
|
|
|
+ pbuf, size);
|
|
|
|
|
|
- event_reply = (struct get_mgmt_rev_reply *)
|
|
|
- job->reply->reply_data.vendor_reply.vendor_rsp;
|
|
|
+ if (phba->mbox_ext_buf_ctx.nembType == nemb_mse) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2966 SLI_CONFIG (mse) ext-buffer wr set "
|
|
|
+ "buffer[%d], size:%d\n",
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum, size);
|
|
|
|
|
|
- if (job->reply_len <
|
|
|
- sizeof(struct fc_bsg_request) + sizeof(struct get_mgmt_rev_reply)) {
|
|
|
- lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
- "2741 Received GET_DFC_REV reply below "
|
|
|
- "minimum size\n");
|
|
|
- rc = -EINVAL;
|
|
|
+ } else {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2967 SLI_CONFIG (hbd) ext-buffer wr set "
|
|
|
+ "buffer[%d], size:%d\n",
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum, size);
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ /* set up external buffer descriptor and add to external buffer list */
|
|
|
+ lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, index,
|
|
|
+ phba->mbox_ext_buf_ctx.mbx_dmabuf,
|
|
|
+ dmabuf);
|
|
|
+ list_add_tail(&dmabuf->list, &phba->mbox_ext_buf_ctx.ext_dmabuf_list);
|
|
|
+
|
|
|
+ if (phba->mbox_ext_buf_ctx.seqNum == phba->mbox_ext_buf_ctx.numBuf) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2968 SLI_CONFIG ext-buffer wr all %d "
|
|
|
+ "ebuffers received\n",
|
|
|
+ phba->mbox_ext_buf_ctx.numBuf);
|
|
|
+ /* mailbox command structure for base driver */
|
|
|
+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
+ if (!pmboxq) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto job_error;
|
|
|
+ }
|
|
|
+ memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
|
|
|
+ pbuf = (uint8_t *)phba->mbox_ext_buf_ctx.mbx_dmabuf->virt;
|
|
|
+ pmb = &pmboxq->u.mb;
|
|
|
+ memcpy(pmb, pbuf, sizeof(*pmb));
|
|
|
+ pmb->mbxOwner = OWN_HOST;
|
|
|
+ pmboxq->vport = phba->pport;
|
|
|
+
|
|
|
+ /* callback for multi-buffer write mailbox command */
|
|
|
+ pmboxq->mbox_cmpl = lpfc_bsg_issue_write_mbox_ext_cmpl;
|
|
|
+
|
|
|
+ /* context fields to callback function */
|
|
|
+ pmboxq->context1 = dd_data;
|
|
|
+ dd_data->type = TYPE_MBOX;
|
|
|
+ dd_data->context_un.mbox.pmboxq = pmboxq;
|
|
|
+ dd_data->context_un.mbox.mb = (MAILBOX_t *)pbuf;
|
|
|
+ dd_data->context_un.mbox.set_job = job;
|
|
|
+ job->dd_data = dd_data;
|
|
|
+
|
|
|
+ /* state change */
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_PORT;
|
|
|
+
|
|
|
+ rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
|
|
|
+ if ((rc == MBX_SUCCESS) || (rc == MBX_BUSY)) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2969 Issued SLI_CONFIG ext-buffer "
|
|
|
+ "maibox command, rc:x%x\n", rc);
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2970 Failed to issue SLI_CONFIG ext-buffer "
|
|
|
+ "maibox command, rc:x%x\n", rc);
|
|
|
+ rc = -EPIPE;
|
|
|
goto job_error;
|
|
|
}
|
|
|
|
|
|
- event_reply->info.a_Major = MANAGEMENT_MAJOR_REV;
|
|
|
- event_reply->info.a_Minor = MANAGEMENT_MINOR_REV;
|
|
|
+ /* wait for additoinal external buffers */
|
|
|
+ job->reply->result = 0;
|
|
|
+ job->job_done(job);
|
|
|
+ return SLI_CONFIG_HANDLED;
|
|
|
+
|
|
|
job_error:
|
|
|
- job->reply->result = rc;
|
|
|
- if (rc == 0)
|
|
|
- job->job_done(job);
|
|
|
+ lpfc_bsg_dma_page_free(phba, dmabuf);
|
|
|
+ kfree(dd_data);
|
|
|
+
|
|
|
return rc;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
- * lpfc_bsg_wake_mbox_wait - lpfc_bsg_issue_mbox mbox completion handler
|
|
|
+ * lpfc_bsg_handle_sli_cfg_ebuf - handle ext buffer with sli-cfg mailbox cmd
|
|
|
* @phba: Pointer to HBA context object.
|
|
|
- * @pmboxq: Pointer to mailbox command.
|
|
|
+ * @mb: Pointer to a BSG mailbox object.
|
|
|
+ * @dmabuff: Pointer to a DMA buffer descriptor.
|
|
|
*
|
|
|
- * This is completion handler function for mailbox commands issued from
|
|
|
- * lpfc_bsg_issue_mbox function. This function is called by the
|
|
|
- * mailbox event handler function with no lock held. This function
|
|
|
- * will wake up thread waiting on the wait queue pointed by context1
|
|
|
- * of the mailbox.
|
|
|
+ * This routine handles the external buffer with SLI_CONFIG (0x9B) mailbox
|
|
|
+ * command with multiple non-embedded external buffers.
|
|
|
**/
|
|
|
-void
|
|
|
-lpfc_bsg_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
|
|
|
+static int
|
|
|
+lpfc_bsg_handle_sli_cfg_ebuf(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
+ struct lpfc_dmabuf *dmabuf)
|
|
|
{
|
|
|
- struct bsg_job_data *dd_data;
|
|
|
- struct fc_bsg_job *job;
|
|
|
- struct lpfc_mbx_nembed_cmd *nembed_sge;
|
|
|
- uint32_t size;
|
|
|
- unsigned long flags;
|
|
|
- uint8_t *to;
|
|
|
- uint8_t *from;
|
|
|
+ int rc;
|
|
|
|
|
|
- spin_lock_irqsave(&phba->ct_ev_lock, flags);
|
|
|
- dd_data = pmboxq->context1;
|
|
|
- /* job already timed out? */
|
|
|
- if (!dd_data) {
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
- return;
|
|
|
- }
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2971 SLI_CONFIG buffer (type:x%x)\n",
|
|
|
+ phba->mbox_ext_buf_ctx.mboxType);
|
|
|
|
|
|
- /* build the outgoing buffer to do an sg copy
|
|
|
- * the format is the response mailbox followed by any extended
|
|
|
- * mailbox data
|
|
|
- */
|
|
|
- from = (uint8_t *)&pmboxq->u.mb;
|
|
|
- to = (uint8_t *)dd_data->context_un.mbox.mb;
|
|
|
- memcpy(to, from, sizeof(MAILBOX_t));
|
|
|
- if (pmboxq->u.mb.mbxStatus == MBX_SUCCESS) {
|
|
|
- /* copy the extended data if any, count is in words */
|
|
|
- if (dd_data->context_un.mbox.outExtWLen) {
|
|
|
- from = (uint8_t *)dd_data->context_un.mbox.ext;
|
|
|
- to += sizeof(MAILBOX_t);
|
|
|
- size = dd_data->context_un.mbox.outExtWLen *
|
|
|
- sizeof(uint32_t);
|
|
|
- memcpy(to, from, size);
|
|
|
- } else if (pmboxq->u.mb.mbxCommand == MBX_RUN_BIU_DIAG64) {
|
|
|
- from = (uint8_t *)dd_data->context_un.mbox.
|
|
|
- dmp->dma.virt;
|
|
|
- to += sizeof(MAILBOX_t);
|
|
|
- size = dd_data->context_un.mbox.dmp->size;
|
|
|
- memcpy(to, from, size);
|
|
|
- } else if ((phba->sli_rev == LPFC_SLI_REV4) &&
|
|
|
- (pmboxq->u.mb.mbxCommand == MBX_DUMP_MEMORY)) {
|
|
|
- from = (uint8_t *)dd_data->context_un.mbox.dmp->dma.
|
|
|
- virt;
|
|
|
- to += sizeof(MAILBOX_t);
|
|
|
- size = pmboxq->u.mb.un.varWords[5];
|
|
|
- memcpy(to, from, size);
|
|
|
- } else if ((phba->sli_rev == LPFC_SLI_REV4) &&
|
|
|
- (pmboxq->u.mb.mbxCommand == MBX_SLI4_CONFIG)) {
|
|
|
- nembed_sge = (struct lpfc_mbx_nembed_cmd *)
|
|
|
- &pmboxq->u.mb.un.varWords[0];
|
|
|
-
|
|
|
- from = (uint8_t *)dd_data->context_un.mbox.dmp->dma.
|
|
|
- virt;
|
|
|
- to += sizeof(MAILBOX_t);
|
|
|
- size = nembed_sge->sge[0].length;
|
|
|
- memcpy(to, from, size);
|
|
|
- } else if (pmboxq->u.mb.mbxCommand == MBX_READ_EVENT_LOG) {
|
|
|
- from = (uint8_t *)dd_data->context_un.
|
|
|
- mbox.dmp->dma.virt;
|
|
|
- to += sizeof(MAILBOX_t);
|
|
|
- size = dd_data->context_un.mbox.dmp->size;
|
|
|
- memcpy(to, from, size);
|
|
|
+ if (phba->mbox_ext_buf_ctx.mboxType == mbox_rd) {
|
|
|
+ if (phba->mbox_ext_buf_ctx.state != LPFC_BSG_MBOX_DONE) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2972 SLI_CONFIG rd buffer state "
|
|
|
+ "mismatch:x%x\n",
|
|
|
+ phba->mbox_ext_buf_ctx.state);
|
|
|
+ lpfc_bsg_mbox_ext_abort(phba);
|
|
|
+ return -EPIPE;
|
|
|
}
|
|
|
+ rc = lpfc_bsg_read_ebuf_get(phba, job);
|
|
|
+ if (rc == SLI_CONFIG_HANDLED)
|
|
|
+ lpfc_bsg_dma_page_free(phba, dmabuf);
|
|
|
+ } else { /* phba->mbox_ext_buf_ctx.mboxType == mbox_wr */
|
|
|
+ if (phba->mbox_ext_buf_ctx.state != LPFC_BSG_MBOX_HOST) {
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2973 SLI_CONFIG wr buffer state "
|
|
|
+ "mismatch:x%x\n",
|
|
|
+ phba->mbox_ext_buf_ctx.state);
|
|
|
+ lpfc_bsg_mbox_ext_abort(phba);
|
|
|
+ return -EPIPE;
|
|
|
+ }
|
|
|
+ rc = lpfc_bsg_write_ebuf_set(phba, job, dmabuf);
|
|
|
}
|
|
|
-
|
|
|
- from = (uint8_t *)dd_data->context_un.mbox.mb;
|
|
|
- job = dd_data->context_un.mbox.set_job;
|
|
|
- if (job) {
|
|
|
- size = job->reply_payload.payload_len;
|
|
|
- job->reply->reply_payload_rcv_len =
|
|
|
- sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
- job->reply_payload.sg_cnt,
|
|
|
- from, size);
|
|
|
- job->reply->result = 0;
|
|
|
- /* need to hold the lock until we set job->dd_data to NULL
|
|
|
- * to hold off the timeout handler returning to the mid-layer
|
|
|
- * while we are still processing the job.
|
|
|
- */
|
|
|
- job->dd_data = NULL;
|
|
|
- dd_data->context_un.mbox.set_job = NULL;
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
- job->job_done(job);
|
|
|
- } else {
|
|
|
- dd_data->context_un.mbox.set_job = NULL;
|
|
|
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
- }
|
|
|
-
|
|
|
- kfree(dd_data->context_un.mbox.mb);
|
|
|
- mempool_free(dd_data->context_un.mbox.pmboxq, phba->mbox_mem_pool);
|
|
|
- kfree(dd_data->context_un.mbox.ext);
|
|
|
- if (dd_data->context_un.mbox.dmp) {
|
|
|
- dma_free_coherent(&phba->pcidev->dev,
|
|
|
- dd_data->context_un.mbox.dmp->size,
|
|
|
- dd_data->context_un.mbox.dmp->dma.virt,
|
|
|
- dd_data->context_un.mbox.dmp->dma.phys);
|
|
|
- kfree(dd_data->context_un.mbox.dmp);
|
|
|
- }
|
|
|
- if (dd_data->context_un.mbox.rxbmp) {
|
|
|
- lpfc_mbuf_free(phba, dd_data->context_un.mbox.rxbmp->virt,
|
|
|
- dd_data->context_un.mbox.rxbmp->phys);
|
|
|
- kfree(dd_data->context_un.mbox.rxbmp);
|
|
|
- }
|
|
|
- kfree(dd_data);
|
|
|
- return;
|
|
|
+ return rc;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
- * lpfc_bsg_check_cmd_access - test for a supported mailbox command
|
|
|
+ * lpfc_bsg_handle_sli_cfg_ext - handle sli-cfg mailbox with external buffer
|
|
|
* @phba: Pointer to HBA context object.
|
|
|
- * @mb: Pointer to a mailbox object.
|
|
|
- * @vport: Pointer to a vport object.
|
|
|
+ * @mb: Pointer to a BSG mailbox object.
|
|
|
+ * @dmabuff: Pointer to a DMA buffer descriptor.
|
|
|
*
|
|
|
- * Some commands require the port to be offline, some may not be called from
|
|
|
- * the application.
|
|
|
+ * This routine checkes and handles non-embedded multi-buffer SLI_CONFIG
|
|
|
+ * (0x9B) mailbox commands and external buffers.
|
|
|
**/
|
|
|
-static int lpfc_bsg_check_cmd_access(struct lpfc_hba *phba,
|
|
|
- MAILBOX_t *mb, struct lpfc_vport *vport)
|
|
|
+static int
|
|
|
+lpfc_bsg_handle_sli_cfg_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
+ struct lpfc_dmabuf *dmabuf)
|
|
|
{
|
|
|
- /* return negative error values for bsg job */
|
|
|
- switch (mb->mbxCommand) {
|
|
|
- /* Offline only */
|
|
|
- case MBX_INIT_LINK:
|
|
|
- case MBX_DOWN_LINK:
|
|
|
- case MBX_CONFIG_LINK:
|
|
|
- case MBX_CONFIG_RING:
|
|
|
- case MBX_RESET_RING:
|
|
|
- case MBX_UNREG_LOGIN:
|
|
|
- case MBX_CLEAR_LA:
|
|
|
- case MBX_DUMP_CONTEXT:
|
|
|
- case MBX_RUN_DIAGS:
|
|
|
- case MBX_RESTART:
|
|
|
- case MBX_SET_MASK:
|
|
|
- if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
|
|
|
- lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
- "2743 Command 0x%x is illegal in on-line "
|
|
|
- "state\n",
|
|
|
- mb->mbxCommand);
|
|
|
- return -EPERM;
|
|
|
- }
|
|
|
- case MBX_WRITE_NV:
|
|
|
- case MBX_WRITE_VPARMS:
|
|
|
- case MBX_LOAD_SM:
|
|
|
- case MBX_READ_NV:
|
|
|
- case MBX_READ_CONFIG:
|
|
|
- case MBX_READ_RCONFIG:
|
|
|
- case MBX_READ_STATUS:
|
|
|
- case MBX_READ_XRI:
|
|
|
- case MBX_READ_REV:
|
|
|
- case MBX_READ_LNK_STAT:
|
|
|
- case MBX_DUMP_MEMORY:
|
|
|
- case MBX_DOWN_LOAD:
|
|
|
- case MBX_UPDATE_CFG:
|
|
|
- case MBX_KILL_BOARD:
|
|
|
- case MBX_LOAD_AREA:
|
|
|
- case MBX_LOAD_EXP_ROM:
|
|
|
- case MBX_BEACON:
|
|
|
- case MBX_DEL_LD_ENTRY:
|
|
|
- case MBX_SET_DEBUG:
|
|
|
- case MBX_WRITE_WWN:
|
|
|
- case MBX_SLI4_CONFIG:
|
|
|
- case MBX_READ_EVENT_LOG:
|
|
|
- case MBX_READ_EVENT_LOG_STATUS:
|
|
|
- case MBX_WRITE_EVENT_LOG:
|
|
|
- case MBX_PORT_CAPABILITIES:
|
|
|
- case MBX_PORT_IOV_CONTROL:
|
|
|
- case MBX_RUN_BIU_DIAG64:
|
|
|
- break;
|
|
|
- case MBX_SET_VARIABLE:
|
|
|
- lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
|
|
|
- "1226 mbox: set_variable 0x%x, 0x%x\n",
|
|
|
- mb->un.varWords[0],
|
|
|
- mb->un.varWords[1]);
|
|
|
- if ((mb->un.varWords[0] == SETVAR_MLOMNT)
|
|
|
- && (mb->un.varWords[1] == 1)) {
|
|
|
- phba->wait_4_mlo_maint_flg = 1;
|
|
|
- } else if (mb->un.varWords[0] == SETVAR_MLORST) {
|
|
|
- phba->link_flag &= ~LS_LOOPBACK_MODE;
|
|
|
- phba->fc_topology = LPFC_TOPOLOGY_PT_PT;
|
|
|
- }
|
|
|
- break;
|
|
|
- case MBX_READ_SPARM64:
|
|
|
- case MBX_READ_TOPOLOGY:
|
|
|
- case MBX_REG_LOGIN:
|
|
|
- case MBX_REG_LOGIN64:
|
|
|
- case MBX_CONFIG_PORT:
|
|
|
- case MBX_RUN_BIU_DIAG:
|
|
|
- default:
|
|
|
- lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
- "2742 Unknown Command 0x%x\n",
|
|
|
- mb->mbxCommand);
|
|
|
- return -EPERM;
|
|
|
+ struct dfc_mbox_req *mbox_req;
|
|
|
+ int rc;
|
|
|
+
|
|
|
+ mbox_req =
|
|
|
+ (struct dfc_mbox_req *)job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+
|
|
|
+ /* mbox command with/without single external buffer */
|
|
|
+ if (mbox_req->extMboxTag == 0 && mbox_req->extSeqNum == 0)
|
|
|
+ return SLI_CONFIG_NOT_HANDLED;
|
|
|
+
|
|
|
+ /* mbox command and first external buffer */
|
|
|
+ if (phba->mbox_ext_buf_ctx.state == LPFC_BSG_MBOX_IDLE) {
|
|
|
+ if (mbox_req->extSeqNum == 1) {
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2974 SLI_CONFIG mailbox: tag:%d, "
|
|
|
+ "seq:%d\n", mbox_req->extMboxTag,
|
|
|
+ mbox_req->extSeqNum);
|
|
|
+ rc = lpfc_bsg_handle_sli_cfg_mbox(phba, job, dmabuf);
|
|
|
+ return rc;
|
|
|
+ } else
|
|
|
+ goto sli_cfg_ext_error;
|
|
|
}
|
|
|
|
|
|
- return 0; /* ok */
|
|
|
+ /*
|
|
|
+ * handle additional external buffers
|
|
|
+ */
|
|
|
+
|
|
|
+ /* check broken pipe conditions */
|
|
|
+ if (mbox_req->extMboxTag != phba->mbox_ext_buf_ctx.mbxTag)
|
|
|
+ goto sli_cfg_ext_error;
|
|
|
+ if (mbox_req->extSeqNum > phba->mbox_ext_buf_ctx.numBuf)
|
|
|
+ goto sli_cfg_ext_error;
|
|
|
+ if (mbox_req->extSeqNum != phba->mbox_ext_buf_ctx.seqNum + 1)
|
|
|
+ goto sli_cfg_ext_error;
|
|
|
+
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2975 SLI_CONFIG mailbox external buffer: "
|
|
|
+ "extSta:x%x, tag:%d, seq:%d\n",
|
|
|
+ phba->mbox_ext_buf_ctx.state, mbox_req->extMboxTag,
|
|
|
+ mbox_req->extSeqNum);
|
|
|
+ rc = lpfc_bsg_handle_sli_cfg_ebuf(phba, job, dmabuf);
|
|
|
+ return rc;
|
|
|
+
|
|
|
+sli_cfg_ext_error:
|
|
|
+ /* all other cases, broken pipe */
|
|
|
+ lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
|
|
|
+ "2976 SLI_CONFIG mailbox broken pipe: "
|
|
|
+ "ctxSta:x%x, ctxNumBuf:%d "
|
|
|
+ "ctxTag:%d, ctxSeq:%d, tag:%d, seq:%d\n",
|
|
|
+ phba->mbox_ext_buf_ctx.state,
|
|
|
+ phba->mbox_ext_buf_ctx.numBuf,
|
|
|
+ phba->mbox_ext_buf_ctx.mbxTag,
|
|
|
+ phba->mbox_ext_buf_ctx.seqNum,
|
|
|
+ mbox_req->extMboxTag, mbox_req->extSeqNum);
|
|
|
+
|
|
|
+ lpfc_bsg_mbox_ext_session_reset(phba);
|
|
|
+
|
|
|
+ return -EPIPE;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
@@ -2638,22 +4118,21 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
LPFC_MBOXQ_t *pmboxq = NULL; /* internal mailbox queue */
|
|
|
MAILBOX_t *pmb; /* shortcut to the pmboxq mailbox */
|
|
|
/* a 4k buffer to hold the mb and extended data from/to the bsg */
|
|
|
- MAILBOX_t *mb = NULL;
|
|
|
+ uint8_t *pmbx = NULL;
|
|
|
struct bsg_job_data *dd_data = NULL; /* bsg data tracking structure */
|
|
|
- uint32_t size;
|
|
|
- struct lpfc_dmabuf *rxbmp = NULL; /* for biu diag */
|
|
|
- struct lpfc_dmabufext *dmp = NULL; /* for biu diag */
|
|
|
- struct ulp_bde64 *rxbpl = NULL;
|
|
|
- struct dfc_mbox_req *mbox_req = (struct dfc_mbox_req *)
|
|
|
- job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+ struct lpfc_dmabuf *dmabuf = NULL;
|
|
|
+ struct dfc_mbox_req *mbox_req;
|
|
|
struct READ_EVENT_LOG_VAR *rdEventLog;
|
|
|
uint32_t transmit_length, receive_length, mode;
|
|
|
+ struct lpfc_mbx_sli4_config *sli4_config;
|
|
|
struct lpfc_mbx_nembed_cmd *nembed_sge;
|
|
|
struct mbox_header *header;
|
|
|
struct ulp_bde64 *bde;
|
|
|
uint8_t *ext = NULL;
|
|
|
int rc = 0;
|
|
|
uint8_t *from;
|
|
|
+ uint32_t size;
|
|
|
+
|
|
|
|
|
|
/* in case no data is transferred */
|
|
|
job->reply->reply_payload_rcv_len = 0;
|
|
|
@@ -2665,6 +4144,18 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
goto job_done;
|
|
|
}
|
|
|
|
|
|
+ /*
|
|
|
+ * Don't allow mailbox commands to be sent when blocked or when in
|
|
|
+ * the middle of discovery
|
|
|
+ */
|
|
|
+ if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) {
|
|
|
+ rc = -EAGAIN;
|
|
|
+ goto job_done;
|
|
|
+ }
|
|
|
+
|
|
|
+ mbox_req =
|
|
|
+ (struct dfc_mbox_req *)job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+
|
|
|
/* check if requested extended data lengths are valid */
|
|
|
if ((mbox_req->inExtWLen > BSG_MBOX_SIZE/sizeof(uint32_t)) ||
|
|
|
(mbox_req->outExtWLen > BSG_MBOX_SIZE/sizeof(uint32_t))) {
|
|
|
@@ -2672,6 +4163,32 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
goto job_done;
|
|
|
}
|
|
|
|
|
|
+ dmabuf = lpfc_bsg_dma_page_alloc(phba);
|
|
|
+ if (!dmabuf || !dmabuf->virt) {
|
|
|
+ rc = -ENOMEM;
|
|
|
+ goto job_done;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* Get the mailbox command or external buffer from BSG */
|
|
|
+ pmbx = (uint8_t *)dmabuf->virt;
|
|
|
+ size = job->request_payload.payload_len;
|
|
|
+ sg_copy_to_buffer(job->request_payload.sg_list,
|
|
|
+ job->request_payload.sg_cnt, pmbx, size);
|
|
|
+
|
|
|
+ /* Handle possible SLI_CONFIG with non-embedded payloads */
|
|
|
+ if (phba->sli_rev == LPFC_SLI_REV4) {
|
|
|
+ rc = lpfc_bsg_handle_sli_cfg_ext(phba, job, dmabuf);
|
|
|
+ if (rc == SLI_CONFIG_HANDLED)
|
|
|
+ goto job_cont;
|
|
|
+ if (rc)
|
|
|
+ goto job_done;
|
|
|
+ /* SLI_CONFIG_NOT_HANDLED for other mailbox commands */
|
|
|
+ }
|
|
|
+
|
|
|
+ rc = lpfc_bsg_check_cmd_access(phba, (MAILBOX_t *)pmbx, vport);
|
|
|
+ if (rc != 0)
|
|
|
+ goto job_done; /* must be negative */
|
|
|
+
|
|
|
/* allocate our bsg tracking structure */
|
|
|
dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL);
|
|
|
if (!dd_data) {
|
|
|
@@ -2681,12 +4198,6 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
goto job_done;
|
|
|
}
|
|
|
|
|
|
- mb = kzalloc(BSG_MBOX_SIZE, GFP_KERNEL);
|
|
|
- if (!mb) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
|
|
|
if (!pmboxq) {
|
|
|
rc = -ENOMEM;
|
|
|
@@ -2694,17 +4205,8 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
}
|
|
|
memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
|
|
|
|
|
|
- size = job->request_payload.payload_len;
|
|
|
- sg_copy_to_buffer(job->request_payload.sg_list,
|
|
|
- job->request_payload.sg_cnt,
|
|
|
- mb, size);
|
|
|
-
|
|
|
- rc = lpfc_bsg_check_cmd_access(phba, mb, vport);
|
|
|
- if (rc != 0)
|
|
|
- goto job_done; /* must be negative */
|
|
|
-
|
|
|
pmb = &pmboxq->u.mb;
|
|
|
- memcpy(pmb, mb, sizeof(*pmb));
|
|
|
+ memcpy(pmb, pmbx, sizeof(*pmb));
|
|
|
pmb->mbxOwner = OWN_HOST;
|
|
|
pmboxq->vport = vport;
|
|
|
|
|
|
@@ -2721,30 +4223,13 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
"0x%x while in stopped state.\n",
|
|
|
pmb->mbxCommand);
|
|
|
|
|
|
- /* Don't allow mailbox commands to be sent when blocked
|
|
|
- * or when in the middle of discovery
|
|
|
- */
|
|
|
- if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) {
|
|
|
- rc = -EAGAIN;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
/* extended mailbox commands will need an extended buffer */
|
|
|
if (mbox_req->inExtWLen || mbox_req->outExtWLen) {
|
|
|
- ext = kzalloc(MAILBOX_EXT_SIZE, GFP_KERNEL);
|
|
|
- if (!ext) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
/* any data for the device? */
|
|
|
if (mbox_req->inExtWLen) {
|
|
|
- from = (uint8_t *)mb;
|
|
|
- from += sizeof(MAILBOX_t);
|
|
|
- memcpy((uint8_t *)ext, from,
|
|
|
- mbox_req->inExtWLen * sizeof(uint32_t));
|
|
|
+ from = pmbx;
|
|
|
+ ext = from + sizeof(MAILBOX_t);
|
|
|
}
|
|
|
-
|
|
|
pmboxq->context2 = ext;
|
|
|
pmboxq->in_ext_byte_len =
|
|
|
mbox_req->inExtWLen * sizeof(uint32_t);
|
|
|
@@ -2768,46 +4253,17 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
rc = -ERANGE;
|
|
|
goto job_done;
|
|
|
}
|
|
|
-
|
|
|
- rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (!rxbmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
- if (!rxbmp->virt) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&rxbmp->list);
|
|
|
- rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
- dmp = diag_cmd_data_alloc(phba, rxbpl, transmit_length, 0);
|
|
|
- if (!dmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
pmb->un.varBIUdiag.un.s2.xmit_bde64.addrHigh =
|
|
|
- putPaddrHigh(dmp->dma.phys);
|
|
|
+ putPaddrHigh(dmabuf->phys + sizeof(MAILBOX_t));
|
|
|
pmb->un.varBIUdiag.un.s2.xmit_bde64.addrLow =
|
|
|
- putPaddrLow(dmp->dma.phys);
|
|
|
+ putPaddrLow(dmabuf->phys + sizeof(MAILBOX_t));
|
|
|
|
|
|
pmb->un.varBIUdiag.un.s2.rcv_bde64.addrHigh =
|
|
|
- putPaddrHigh(dmp->dma.phys +
|
|
|
- pmb->un.varBIUdiag.un.s2.
|
|
|
- xmit_bde64.tus.f.bdeSize);
|
|
|
+ putPaddrHigh(dmabuf->phys + sizeof(MAILBOX_t)
|
|
|
+ + pmb->un.varBIUdiag.un.s2.xmit_bde64.tus.f.bdeSize);
|
|
|
pmb->un.varBIUdiag.un.s2.rcv_bde64.addrLow =
|
|
|
- putPaddrLow(dmp->dma.phys +
|
|
|
- pmb->un.varBIUdiag.un.s2.
|
|
|
- xmit_bde64.tus.f.bdeSize);
|
|
|
-
|
|
|
- /* copy the transmit data found in the mailbox extension area */
|
|
|
- from = (uint8_t *)mb;
|
|
|
- from += sizeof(MAILBOX_t);
|
|
|
- memcpy((uint8_t *)dmp->dma.virt, from, transmit_length);
|
|
|
+ putPaddrLow(dmabuf->phys + sizeof(MAILBOX_t)
|
|
|
+ + pmb->un.varBIUdiag.un.s2.xmit_bde64.tus.f.bdeSize);
|
|
|
} else if (pmb->mbxCommand == MBX_READ_EVENT_LOG) {
|
|
|
rdEventLog = &pmb->un.varRdEventLog;
|
|
|
receive_length = rdEventLog->rcv_bde64.tus.f.bdeSize;
|
|
|
@@ -2823,33 +4279,10 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
|
|
|
/* mode zero uses a bde like biu diags command */
|
|
|
if (mode == 0) {
|
|
|
-
|
|
|
- /* rebuild the command for sli4 using our own buffers
|
|
|
- * like we do for biu diags
|
|
|
- */
|
|
|
-
|
|
|
- rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (!rxbmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
- rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
- if (rxbpl) {
|
|
|
- INIT_LIST_HEAD(&rxbmp->list);
|
|
|
- dmp = diag_cmd_data_alloc(phba, rxbpl,
|
|
|
- receive_length, 0);
|
|
|
- }
|
|
|
-
|
|
|
- if (!dmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
- pmb->un.varWords[3] = putPaddrLow(dmp->dma.phys);
|
|
|
- pmb->un.varWords[4] = putPaddrHigh(dmp->dma.phys);
|
|
|
+ pmb->un.varWords[3] = putPaddrLow(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
+ pmb->un.varWords[4] = putPaddrHigh(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
}
|
|
|
} else if (phba->sli_rev == LPFC_SLI_REV4) {
|
|
|
if (pmb->mbxCommand == MBX_DUMP_MEMORY) {
|
|
|
@@ -2860,36 +4293,14 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
/* receive length cannot be greater than mailbox
|
|
|
* extension size
|
|
|
*/
|
|
|
- if ((receive_length == 0) ||
|
|
|
- (receive_length > MAILBOX_EXT_SIZE)) {
|
|
|
+ if (receive_length == 0) {
|
|
|
rc = -ERANGE;
|
|
|
goto job_done;
|
|
|
}
|
|
|
-
|
|
|
- rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (!rxbmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
- if (!rxbmp->virt) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&rxbmp->list);
|
|
|
- rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
- dmp = diag_cmd_data_alloc(phba, rxbpl, receive_length,
|
|
|
- 0);
|
|
|
- if (!dmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
- pmb->un.varWords[3] = putPaddrLow(dmp->dma.phys);
|
|
|
- pmb->un.varWords[4] = putPaddrHigh(dmp->dma.phys);
|
|
|
+ pmb->un.varWords[3] = putPaddrLow(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
+ pmb->un.varWords[4] = putPaddrHigh(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
} else if ((pmb->mbxCommand == MBX_UPDATE_CFG) &&
|
|
|
pmb->un.varUpdateCfg.co) {
|
|
|
bde = (struct ulp_bde64 *)&pmb->un.varWords[4];
|
|
|
@@ -2899,102 +4310,53 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
rc = -ERANGE;
|
|
|
goto job_done;
|
|
|
}
|
|
|
-
|
|
|
- rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (!rxbmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
- if (!rxbmp->virt) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&rxbmp->list);
|
|
|
- rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
- dmp = diag_cmd_data_alloc(phba, rxbpl,
|
|
|
- bde->tus.f.bdeSize, 0);
|
|
|
- if (!dmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
- bde->addrHigh = putPaddrHigh(dmp->dma.phys);
|
|
|
- bde->addrLow = putPaddrLow(dmp->dma.phys);
|
|
|
-
|
|
|
- /* copy the transmit data found in the mailbox
|
|
|
- * extension area
|
|
|
- */
|
|
|
- from = (uint8_t *)mb;
|
|
|
- from += sizeof(MAILBOX_t);
|
|
|
- memcpy((uint8_t *)dmp->dma.virt, from,
|
|
|
- bde->tus.f.bdeSize);
|
|
|
+ bde->addrHigh = putPaddrHigh(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
+ bde->addrLow = putPaddrLow(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
} else if (pmb->mbxCommand == MBX_SLI4_CONFIG) {
|
|
|
- /* rebuild the command for sli4 using our own buffers
|
|
|
- * like we do for biu diags
|
|
|
- */
|
|
|
- header = (struct mbox_header *)&pmb->un.varWords[0];
|
|
|
- nembed_sge = (struct lpfc_mbx_nembed_cmd *)
|
|
|
- &pmb->un.varWords[0];
|
|
|
- receive_length = nembed_sge->sge[0].length;
|
|
|
-
|
|
|
- /* receive length cannot be greater than mailbox
|
|
|
- * extension size
|
|
|
- */
|
|
|
- if ((receive_length == 0) ||
|
|
|
- (receive_length > MAILBOX_EXT_SIZE)) {
|
|
|
- rc = -ERANGE;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
|
|
|
- if (!rxbmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
-
|
|
|
- rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys);
|
|
|
- if (!rxbmp->virt) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
- }
|
|
|
+ /* Handling non-embedded SLI_CONFIG mailbox command */
|
|
|
+ sli4_config = &pmboxq->u.mqe.un.sli4_config;
|
|
|
+ if (!bf_get(lpfc_mbox_hdr_emb,
|
|
|
+ &sli4_config->header.cfg_mhdr)) {
|
|
|
+ /* rebuild the command for sli4 using our
|
|
|
+ * own buffers like we do for biu diags
|
|
|
+ */
|
|
|
+ header = (struct mbox_header *)
|
|
|
+ &pmb->un.varWords[0];
|
|
|
+ nembed_sge = (struct lpfc_mbx_nembed_cmd *)
|
|
|
+ &pmb->un.varWords[0];
|
|
|
+ receive_length = nembed_sge->sge[0].length;
|
|
|
+
|
|
|
+ /* receive length cannot be greater than
|
|
|
+ * mailbox extension size
|
|
|
+ */
|
|
|
+ if ((receive_length == 0) ||
|
|
|
+ (receive_length > MAILBOX_EXT_SIZE)) {
|
|
|
+ rc = -ERANGE;
|
|
|
+ goto job_done;
|
|
|
+ }
|
|
|
|
|
|
- INIT_LIST_HEAD(&rxbmp->list);
|
|
|
- rxbpl = (struct ulp_bde64 *) rxbmp->virt;
|
|
|
- dmp = diag_cmd_data_alloc(phba, rxbpl, receive_length,
|
|
|
- 0);
|
|
|
- if (!dmp) {
|
|
|
- rc = -ENOMEM;
|
|
|
- goto job_done;
|
|
|
+ nembed_sge->sge[0].pa_hi =
|
|
|
+ putPaddrHigh(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
+ nembed_sge->sge[0].pa_lo =
|
|
|
+ putPaddrLow(dmabuf->phys
|
|
|
+ + sizeof(MAILBOX_t));
|
|
|
}
|
|
|
-
|
|
|
- INIT_LIST_HEAD(&dmp->dma.list);
|
|
|
- nembed_sge->sge[0].pa_hi = putPaddrHigh(dmp->dma.phys);
|
|
|
- nembed_sge->sge[0].pa_lo = putPaddrLow(dmp->dma.phys);
|
|
|
- /* copy the transmit data found in the mailbox
|
|
|
- * extension area
|
|
|
- */
|
|
|
- from = (uint8_t *)mb;
|
|
|
- from += sizeof(MAILBOX_t);
|
|
|
- memcpy((uint8_t *)dmp->dma.virt, from,
|
|
|
- header->cfg_mhdr.payload_length);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- dd_data->context_un.mbox.rxbmp = rxbmp;
|
|
|
- dd_data->context_un.mbox.dmp = dmp;
|
|
|
+ dd_data->context_un.mbox.dmabuffers = dmabuf;
|
|
|
|
|
|
/* setup wake call as IOCB callback */
|
|
|
- pmboxq->mbox_cmpl = lpfc_bsg_wake_mbox_wait;
|
|
|
+ pmboxq->mbox_cmpl = lpfc_bsg_issue_mbox_cmpl;
|
|
|
|
|
|
/* setup context field to pass wait_queue pointer to wake function */
|
|
|
pmboxq->context1 = dd_data;
|
|
|
dd_data->type = TYPE_MBOX;
|
|
|
dd_data->context_un.mbox.pmboxq = pmboxq;
|
|
|
- dd_data->context_un.mbox.mb = mb;
|
|
|
+ dd_data->context_un.mbox.mb = (MAILBOX_t *)pmbx;
|
|
|
dd_data->context_un.mbox.set_job = job;
|
|
|
dd_data->context_un.mbox.ext = ext;
|
|
|
dd_data->context_un.mbox.mbOffset = mbox_req->mbOffset;
|
|
|
@@ -3011,11 +4373,11 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
}
|
|
|
|
|
|
/* job finished, copy the data */
|
|
|
- memcpy(mb, pmb, sizeof(*pmb));
|
|
|
+ memcpy(pmbx, pmb, sizeof(*pmb));
|
|
|
job->reply->reply_payload_rcv_len =
|
|
|
sg_copy_from_buffer(job->reply_payload.sg_list,
|
|
|
- job->reply_payload.sg_cnt,
|
|
|
- mb, size);
|
|
|
+ job->reply_payload.sg_cnt,
|
|
|
+ pmbx, size);
|
|
|
/* not waiting mbox already done */
|
|
|
rc = 0;
|
|
|
goto job_done;
|
|
|
@@ -3027,22 +4389,12 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
|
|
|
|
|
|
job_done:
|
|
|
/* common exit for error or job completed inline */
|
|
|
- kfree(mb);
|
|
|
if (pmboxq)
|
|
|
mempool_free(pmboxq, phba->mbox_mem_pool);
|
|
|
- kfree(ext);
|
|
|
- if (dmp) {
|
|
|
- dma_free_coherent(&phba->pcidev->dev,
|
|
|
- dmp->size, dmp->dma.virt,
|
|
|
- dmp->dma.phys);
|
|
|
- kfree(dmp);
|
|
|
- }
|
|
|
- if (rxbmp) {
|
|
|
- lpfc_mbuf_free(phba, rxbmp->virt, rxbmp->phys);
|
|
|
- kfree(rxbmp);
|
|
|
- }
|
|
|
+ lpfc_bsg_dma_page_free(phba, dmabuf);
|
|
|
kfree(dd_data);
|
|
|
|
|
|
+job_cont:
|
|
|
return rc;
|
|
|
}
|
|
|
|
|
|
@@ -3055,37 +4407,28 @@ lpfc_bsg_mbox_cmd(struct fc_bsg_job *job)
|
|
|
{
|
|
|
struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
|
|
|
struct lpfc_hba *phba = vport->phba;
|
|
|
+ struct dfc_mbox_req *mbox_req;
|
|
|
int rc = 0;
|
|
|
|
|
|
- /* in case no data is transferred */
|
|
|
+ /* mix-and-match backward compatibility */
|
|
|
job->reply->reply_payload_rcv_len = 0;
|
|
|
if (job->request_len <
|
|
|
sizeof(struct fc_bsg_request) + sizeof(struct dfc_mbox_req)) {
|
|
|
- lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
|
|
|
- "2737 Received MBOX_REQ request below "
|
|
|
- "minimum size\n");
|
|
|
- rc = -EINVAL;
|
|
|
- goto job_error;
|
|
|
- }
|
|
|
-
|
|
|
- if (job->request_payload.payload_len != BSG_MBOX_SIZE) {
|
|
|
- rc = -EINVAL;
|
|
|
- goto job_error;
|
|
|
- }
|
|
|
-
|
|
|
- if (job->reply_payload.payload_len != BSG_MBOX_SIZE) {
|
|
|
- rc = -EINVAL;
|
|
|
- goto job_error;
|
|
|
- }
|
|
|
-
|
|
|
- if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) {
|
|
|
- rc = -EAGAIN;
|
|
|
- goto job_error;
|
|
|
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
|
|
|
+ "2737 Mix-and-match backward compability "
|
|
|
+ "between MBOX_REQ old size:%d and "
|
|
|
+ "new request size:%d\n",
|
|
|
+ (int)(job->request_len -
|
|
|
+ sizeof(struct fc_bsg_request)),
|
|
|
+ (int)sizeof(struct dfc_mbox_req));
|
|
|
+ mbox_req = (struct dfc_mbox_req *)
|
|
|
+ job->request->rqst_data.h_vendor.vendor_cmd;
|
|
|
+ mbox_req->extMboxTag = 0;
|
|
|
+ mbox_req->extSeqNum = 0;
|
|
|
}
|
|
|
|
|
|
rc = lpfc_bsg_issue_mbox(phba, job, vport);
|
|
|
|
|
|
-job_error:
|
|
|
if (rc == 0) {
|
|
|
/* job done */
|
|
|
job->reply->result = 0;
|
|
|
@@ -3416,10 +4759,16 @@ lpfc_bsg_hst_vendor(struct fc_bsg_job *job)
|
|
|
rc = lpfc_bsg_send_mgmt_rsp(job);
|
|
|
break;
|
|
|
case LPFC_BSG_VENDOR_DIAG_MODE:
|
|
|
- rc = lpfc_bsg_diag_mode(job);
|
|
|
+ rc = lpfc_bsg_diag_loopback_mode(job);
|
|
|
+ break;
|
|
|
+ case LPFC_BSG_VENDOR_DIAG_MODE_END:
|
|
|
+ rc = lpfc_sli4_bsg_diag_mode_end(job);
|
|
|
+ break;
|
|
|
+ case LPFC_BSG_VENDOR_DIAG_RUN_LOOPBACK:
|
|
|
+ rc = lpfc_bsg_diag_loopback_run(job);
|
|
|
break;
|
|
|
- case LPFC_BSG_VENDOR_DIAG_TEST:
|
|
|
- rc = lpfc_bsg_diag_test(job);
|
|
|
+ case LPFC_BSG_VENDOR_LINK_DIAG_TEST:
|
|
|
+ rc = lpfc_sli4_bsg_link_diag_test(job);
|
|
|
break;
|
|
|
case LPFC_BSG_VENDOR_GET_MGMT_REV:
|
|
|
rc = lpfc_bsg_get_dfc_rev(job);
|
|
|
@@ -3538,6 +4887,8 @@ lpfc_bsg_timeout(struct fc_bsg_job *job)
|
|
|
/* the mbox completion handler can now be run */
|
|
|
spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
|
|
|
job->job_done(job);
|
|
|
+ if (phba->mbox_ext_buf_ctx.state == LPFC_BSG_MBOX_PORT)
|
|
|
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_ABTS;
|
|
|
break;
|
|
|
case TYPE_MENLO:
|
|
|
menlo = &dd_data->context_un.menlo;
|
Linus Torvalds