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-rw-r--r--drivers/scsi/BusLogic.c1
-rw-r--r--drivers/scsi/advansys.c1
-rw-r--r--drivers/scsi/aha152x.c2
-rw-r--r--drivers/scsi/aha1542.c2
-rw-r--r--drivers/scsi/aha1740.c1
-rw-r--r--drivers/scsi/arm/acornscsi.c9
-rw-r--r--drivers/scsi/arm/cumana_2.c2
-rw-r--r--drivers/scsi/arm/eesox.c2
-rw-r--r--drivers/scsi/arm/powertec.c2
-rw-r--r--drivers/scsi/atari_scsi.c1
-rw-r--r--drivers/scsi/atp870u.c2
-rw-r--r--drivers/scsi/elx/efct/efct_driver.c1
-rw-r--r--drivers/scsi/g_NCR5380.c1
-rw-r--r--drivers/scsi/imm.c1
-rw-r--r--drivers/scsi/isci/init.c1
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c10
-rw-r--r--drivers/scsi/lpfc/lpfc_ct.c16
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c19
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c10
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c43
-rw-r--r--drivers/scsi/lpfc/lpfc_version.h2
-rw-r--r--drivers/scsi/mac_scsi.c1
-rw-r--r--drivers/scsi/mpi3mr/mpi/mpi30_tool.h44
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr.h140
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_app.c1090
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_fw.c294
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_os.c361
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_transport.c43
-rw-r--r--drivers/scsi/pcmcia/aha152x_stub.c1
-rw-r--r--drivers/scsi/pm8001/pm8001_sas.c4
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.c6
-rw-r--r--drivers/scsi/ppa.c1
-rw-r--r--drivers/scsi/qla2xxx/qla_bsg.c98
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h17
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h6
-rw-r--r--drivers/scsi/qla2xxx/qla_gs.c467
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c94
-rw-r--r--drivers/scsi/qla2xxx/qla_inline.h8
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c6
-rw-r--r--drivers/scsi/qla2xxx/qla_mid.c2
-rw-r--r--drivers/scsi/qla2xxx/qla_nvme.c5
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c19
-rw-r--r--drivers/scsi/qla2xxx/qla_sup.c108
-rw-r--r--drivers/scsi/qla2xxx/qla_version.h4
-rw-r--r--drivers/scsi/scsi_common.c1
-rw-r--r--drivers/scsi/scsi_devinfo.c11
-rw-r--r--drivers/scsi/scsi_scan.c3
-rw-r--r--drivers/scsi/sun3_scsi.c1
48 files changed, 2489 insertions, 475 deletions
diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c
index 72ceaf650b0d..2135a2b3e2d0 100644
--- a/drivers/scsi/BusLogic.c
+++ b/drivers/scsi/BusLogic.c
@@ -78,6 +78,7 @@ static struct blogic_drvr_options blogic_drvr_options[BLOGIC_MAX_ADAPTERS];
BusLogic can be assigned a string by insmod.
*/
+MODULE_DESCRIPTION("BusLogic MultiMaster and FlashPoint SCSI Host Adapter driver");
MODULE_LICENSE("GPL");
#ifdef MODULE
static char *BusLogic;
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index ab066bb27a57..fd4fcb37863d 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -11545,6 +11545,7 @@ static void __exit advansys_exit(void)
module_init(advansys_init);
module_exit(advansys_exit);
+MODULE_DESCRIPTION("AdvanSys SCSI Adapter driver");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE("advansys/mcode.bin");
MODULE_FIRMWARE("advansys/3550.bin");
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index 83f16fc14d96..a0fb330b8df5 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -1072,7 +1072,7 @@ static int aha152x_abort(struct scsi_cmnd *SCpnt)
static int aha152x_device_reset(struct scsi_cmnd * SCpnt)
{
struct Scsi_Host *shpnt = SCpnt->device->host;
- DECLARE_COMPLETION(done);
+ DECLARE_COMPLETION_ONSTACK(done);
int ret, issued, disconnected;
unsigned char old_cmd_len = SCpnt->cmd_len;
unsigned long flags;
diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c
index 9503996c6325..389499d3e00a 100644
--- a/drivers/scsi/aha1542.c
+++ b/drivers/scsi/aha1542.c
@@ -1009,6 +1009,8 @@ static int aha1542_biosparam(struct scsi_device *sdev,
return 0;
}
+
+MODULE_DESCRIPTION("Adaptec AHA-1542 SCSI host adapter driver");
MODULE_LICENSE("GPL");
static int aha1542_init_cmd_priv(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c
index 3d18945abaf7..be7ebbbb9ba8 100644
--- a/drivers/scsi/aha1740.c
+++ b/drivers/scsi/aha1740.c
@@ -681,4 +681,5 @@ static __exit void aha1740_exit (void)
module_init (aha1740_init);
module_exit (aha1740_exit);
+MODULE_DESCRIPTION("Adaptec AHA1740 SCSI host adapter driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c
index 0b046e4b395c..e50a3dbf9de3 100644
--- a/drivers/scsi/arm/acornscsi.c
+++ b/drivers/scsi/arm/acornscsi.c
@@ -2450,7 +2450,7 @@ static int acornscsi_queuecmd_lck(struct scsi_cmnd *SCpnt)
return 0;
}
-DEF_SCSI_QCMD(acornscsi_queuecmd)
+static DEF_SCSI_QCMD(acornscsi_queuecmd)
enum res_abort { res_not_running, res_success, res_success_clear, res_snooze };
@@ -2552,7 +2552,7 @@ static enum res_abort acornscsi_do_abort(AS_Host *host, struct scsi_cmnd *SCpnt)
* Params : SCpnt - command to abort
* Returns : one of SCSI_ABORT_ macros
*/
-int acornscsi_abort(struct scsi_cmnd *SCpnt)
+static int acornscsi_abort(struct scsi_cmnd *SCpnt)
{
AS_Host *host = (AS_Host *) SCpnt->device->host->hostdata;
int result;
@@ -2634,7 +2634,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
* Params : SCpnt - command causing reset
* Returns : one of SCSI_RESET_ macros
*/
-int acornscsi_host_reset(struct scsi_cmnd *SCpnt)
+static int acornscsi_host_reset(struct scsi_cmnd *SCpnt)
{
AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata;
struct scsi_cmnd *SCptr;
@@ -2679,8 +2679,7 @@ int acornscsi_host_reset(struct scsi_cmnd *SCpnt)
* Params : host - host to give information on
* Returns : a constant string
*/
-const
-char *acornscsi_info(struct Scsi_Host *host)
+static const char *acornscsi_info(struct Scsi_Host *host)
{
static char string[100], *p;
diff --git a/drivers/scsi/arm/cumana_2.c b/drivers/scsi/arm/cumana_2.c
index c5d8f4313b31..e460068f6834 100644
--- a/drivers/scsi/arm/cumana_2.c
+++ b/drivers/scsi/arm/cumana_2.c
@@ -296,7 +296,7 @@ cumanascsi_2_dma_stop(struct Scsi_Host *host, struct scsi_pointer *SCp)
* Params : host - driver host structure to return info for.
* Returns : pointer to a static buffer containing null terminated string.
*/
-const char *cumanascsi_2_info(struct Scsi_Host *host)
+static const char *cumanascsi_2_info(struct Scsi_Host *host)
{
struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata;
static char string[150];
diff --git a/drivers/scsi/arm/eesox.c b/drivers/scsi/arm/eesox.c
index b3ec7635bc72..99be9da8757f 100644
--- a/drivers/scsi/arm/eesox.c
+++ b/drivers/scsi/arm/eesox.c
@@ -381,7 +381,7 @@ eesoxscsi_dma_stop(struct Scsi_Host *host, struct scsi_pointer *SCp)
* Params : host - driver host structure to return info for.
* Returns : pointer to a static buffer containing null terminated string.
*/
-const char *eesoxscsi_info(struct Scsi_Host *host)
+static const char *eesoxscsi_info(struct Scsi_Host *host)
{
struct eesoxscsi_info *info = (struct eesoxscsi_info *)host->hostdata;
static char string[150];
diff --git a/drivers/scsi/arm/powertec.c b/drivers/scsi/arm/powertec.c
index 3b5991427886..823c65ff6c12 100644
--- a/drivers/scsi/arm/powertec.c
+++ b/drivers/scsi/arm/powertec.c
@@ -184,7 +184,7 @@ powertecscsi_dma_stop(struct Scsi_Host *host, struct scsi_pointer *SCp)
* Params : host - driver host structure to return info for.
* Returns : pointer to a static buffer containing null terminated string.
*/
-const char *powertecscsi_info(struct Scsi_Host *host)
+static const char *powertecscsi_info(struct Scsi_Host *host)
{
struct powertec_info *info = (struct powertec_info *)host->hostdata;
static char string[150];
diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c
index 742625ac7d99..98a1b966a0b0 100644
--- a/drivers/scsi/atari_scsi.c
+++ b/drivers/scsi/atari_scsi.c
@@ -894,4 +894,5 @@ static struct platform_driver atari_scsi_driver __refdata = {
module_platform_driver_probe(atari_scsi_driver, atari_scsi_probe);
MODULE_ALIAS("platform:" DRV_MODULE_NAME);
+MODULE_DESCRIPTION("Atari TT/Falcon NCR5380 SCSI driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c
index 2a748af269c2..928151ec927a 100644
--- a/drivers/scsi/atp870u.c
+++ b/drivers/scsi/atp870u.c
@@ -1724,6 +1724,8 @@ static void atp870u_remove (struct pci_dev *pdev)
atp870u_free_tables(pshost);
scsi_host_put(pshost);
}
+
+MODULE_DESCRIPTION("ACARD SCSI host adapter driver");
MODULE_LICENSE("GPL");
static const struct scsi_host_template atp870u_template = {
diff --git a/drivers/scsi/elx/efct/efct_driver.c b/drivers/scsi/elx/efct/efct_driver.c
index 49fd2cfed70c..55d2301bfd7d 100644
--- a/drivers/scsi/elx/efct/efct_driver.c
+++ b/drivers/scsi/elx/efct/efct_driver.c
@@ -778,5 +778,6 @@ static void __exit efct_exit(void)
module_init(efct_init);
module_exit(efct_exit);
MODULE_VERSION(EFCT_DRIVER_VERSION);
+MODULE_DESCRIPTION("Emulex Fibre Channel Target driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Broadcom");
diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c
index f6305e3e60f4..270eae7ac427 100644
--- a/drivers/scsi/g_NCR5380.c
+++ b/drivers/scsi/g_NCR5380.c
@@ -110,6 +110,7 @@ module_param_array(card, int, NULL, 0);
MODULE_PARM_DESC(card, "card type (0=NCR5380, 1=NCR53C400, 2=NCR53C400A, 3=DTC3181E, 4=HP C2502)");
MODULE_ALIAS("g_NCR5380_mmio");
+MODULE_DESCRIPTION("Generic NCR5380/NCR53C400 SCSI driver");
MODULE_LICENSE("GPL");
static void g_NCR5380_trigger_irq(struct Scsi_Host *instance)
diff --git a/drivers/scsi/imm.c b/drivers/scsi/imm.c
index 21339da505f1..6e779bb14d98 100644
--- a/drivers/scsi/imm.c
+++ b/drivers/scsi/imm.c
@@ -1279,4 +1279,5 @@ static struct parport_driver imm_driver = {
};
module_parport_driver(imm_driver);
+MODULE_DESCRIPTION("IOMEGA MatchMaker parallel port SCSI host adapter driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index de2aefcf2089..d31884f82f2a 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -758,6 +758,7 @@ static __exit void isci_exit(void)
sas_release_transport(isci_transport_template);
}
+MODULE_DESCRIPTION("Intel(R) C600 Series Chipset SAS Controller driver");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_FIRMWARE(ISCI_FW_NAME);
module_init(isci_init);
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index a46c73e8d7c4..39b504164ecc 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -1831,6 +1831,7 @@ static int
lpfc_set_trunking(struct lpfc_hba *phba, char *buff_out)
{
LPFC_MBOXQ_t *mbox = NULL;
+ u32 payload_len;
unsigned long val = 0;
char *pval = NULL;
int rc = 0;
@@ -1869,9 +1870,11 @@ lpfc_set_trunking(struct lpfc_hba *phba, char *buff_out)
if (!mbox)
return -ENOMEM;
+ payload_len = sizeof(struct lpfc_mbx_set_trunk_mode) -
+ sizeof(struct lpfc_sli4_cfg_mhdr);
lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_FCOE,
LPFC_MBOX_OPCODE_FCOE_FC_SET_TRUNK_MODE,
- 12, LPFC_SLI4_MBX_EMBED);
+ payload_len, LPFC_SLI4_MBX_EMBED);
bf_set(lpfc_mbx_set_trunk_mode,
&mbox->u.mqe.un.set_trunk_mode,
@@ -1907,6 +1910,11 @@ lpfc_xcvr_data_show(struct device *dev, struct device_attribute *attr,
/* Get transceiver information */
rdp_context = kmalloc(sizeof(*rdp_context), GFP_KERNEL);
+ if (!rdp_context) {
+ len = scnprintf(buf, PAGE_SIZE - len,
+ "SPF info NA: alloc failure\n");
+ return len;
+ }
rc = lpfc_get_sfp_info_wait(phba, rdp_context);
if (rc) {
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 376d0f958b72..2dedd1493e5b 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -1553,22 +1553,14 @@ lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE &&
ndlp->nlp_fc4_type) {
ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
- /* This is a fabric topology so if discovery
- * started with an unsolicited PLOGI, don't
- * send a PRLI. Targets don't issue PLOGI or
- * PRLI when acting as a target. Likely this is
- * an initiator function.
- */
- if (!(ndlp->nlp_flag & NLP_RCV_PLOGI)) {
- lpfc_nlp_set_state(vport, ndlp,
- NLP_STE_PRLI_ISSUE);
- lpfc_issue_els_prli(vport, ndlp, 0);
- }
+ lpfc_nlp_set_state(vport, ndlp,
+ NLP_STE_PRLI_ISSUE);
+ lpfc_issue_els_prli(vport, ndlp, 0);
} else if (!ndlp->nlp_fc4_type) {
/* If fc4 type is still unknown, then LOGO */
lpfc_printf_vlog(vport, KERN_INFO,
LOG_DISCOVERY | LOG_NODE,
- "6443 Sending LOGO ndlp x%px,"
+ "6443 Sending LOGO ndlp x%px, "
"DID x%06x with fc4_type: "
"x%08x, state: %d\n",
ndlp, did, ndlp->nlp_fc4_type,
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index c32bc773ab29..929cbfc95163 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -7302,13 +7302,13 @@ int lpfc_get_sfp_info_wait(struct lpfc_hba *phba,
mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
}
mbox->vport = phba->pport;
-
- rc = lpfc_sli_issue_mbox_wait(phba, mbox, 30);
+ rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_SLI4_CONFIG_TMO);
if (rc == MBX_NOT_FINISHED) {
rc = 1;
goto error;
}
-
+ if (rc == MBX_TIMEOUT)
+ goto error;
if (phba->sli_rev == LPFC_SLI_REV4)
mp = mbox->ctx_buf;
else
@@ -7361,7 +7361,10 @@ int lpfc_get_sfp_info_wait(struct lpfc_hba *phba,
mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
}
- rc = lpfc_sli_issue_mbox_wait(phba, mbox, 30);
+ rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_SLI4_CONFIG_TMO);
+
+ if (rc == MBX_TIMEOUT)
+ goto error;
if (bf_get(lpfc_mqe_status, &mbox->u.mqe)) {
rc = 1;
goto error;
@@ -7372,8 +7375,10 @@ int lpfc_get_sfp_info_wait(struct lpfc_hba *phba,
DMP_SFF_PAGE_A2_SIZE);
error:
- mbox->ctx_buf = mpsave;
- lpfc_mbox_rsrc_cleanup(phba, mbox, MBOX_THD_UNLOCKED);
+ if (mbox->mbox_flag & LPFC_MBX_WAKE) {
+ mbox->ctx_buf = mpsave;
+ lpfc_mbox_rsrc_cleanup(phba, mbox, MBOX_THD_UNLOCKED);
+ }
return rc;
@@ -9665,7 +9670,7 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
list_for_each_entry_safe(piocb, tmp_iocb, &abort_list, dlist) {
spin_lock_irqsave(&phba->hbalock, iflags);
list_del_init(&piocb->dlist);
- if (mbx_tmo_err)
+ if (mbx_tmo_err || !(phba->sli.sli_flag & LPFC_SLI_ACTIVE))
list_move_tail(&piocb->list, &cancel_list);
else
lpfc_sli_issue_abort_iotag(phba, pring, piocb, NULL);
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 153770bdc56a..6943f6c6395c 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -214,6 +214,11 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
if (ndlp->nlp_state == NLP_STE_MAPPED_NODE)
return;
+ /* check for recovered fabric node */
+ if (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE &&
+ ndlp->nlp_DID == Fabric_DID)
+ return;
+
if (rport->port_name != wwn_to_u64(ndlp->nlp_portname.u.wwn))
lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
"6789 rport name %llx != node port name %llx",
@@ -546,6 +551,9 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
ndlp->nlp_DID, kref_read(&ndlp->kref),
ndlp, ndlp->nlp_flag,
vport->port_state);
+ spin_lock_irqsave(&ndlp->lock, iflags);
+ ndlp->nlp_flag &= ~NLP_IN_DEV_LOSS;
+ spin_unlock_irqrestore(&ndlp->lock, iflags);
return fcf_inuse;
}
@@ -5725,7 +5733,7 @@ lpfc_setup_disc_node(struct lpfc_vport *vport, uint32_t did)
return ndlp;
if (ndlp->nlp_state > NLP_STE_UNUSED_NODE &&
- ndlp->nlp_state < NLP_STE_PRLI_ISSUE) {
+ ndlp->nlp_state <= NLP_STE_PRLI_ISSUE) {
lpfc_disc_state_machine(vport, ndlp, NULL,
NLP_EVT_DEVICE_RECOVERY);
}
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index f475e7ece41a..88debef2fb6d 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -10579,10 +10579,11 @@ lpfc_prep_embed_io(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
{
struct lpfc_iocbq *piocb = &lpfc_cmd->cur_iocbq;
union lpfc_wqe128 *wqe = &lpfc_cmd->cur_iocbq.wqe;
- struct sli4_sge *sgl;
+ struct sli4_sge_le *sgl;
+ u32 type_size;
/* 128 byte wqe support here */
- sgl = (struct sli4_sge *)lpfc_cmd->dma_sgl;
+ sgl = (struct sli4_sge_le *)lpfc_cmd->dma_sgl;
if (phba->fcp_embed_io) {
struct fcp_cmnd *fcp_cmnd;
@@ -10591,9 +10592,9 @@ lpfc_prep_embed_io(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
fcp_cmnd = lpfc_cmd->fcp_cmnd;
/* Word 0-2 - FCP_CMND */
- wqe->generic.bde.tus.f.bdeFlags =
- BUFF_TYPE_BDE_IMMED;
- wqe->generic.bde.tus.f.bdeSize = sgl->sge_len;
+ type_size = le32_to_cpu(sgl->sge_len);
+ type_size |= ULP_BDE64_TYPE_BDE_IMMED;
+ wqe->generic.bde.tus.w = type_size;
wqe->generic.bde.addrHigh = 0;
wqe->generic.bde.addrLow = 72; /* Word 18 */
@@ -10602,13 +10603,13 @@ lpfc_prep_embed_io(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd)
/* Word 18-29 FCP CMND Payload */
ptr = &wqe->words[18];
- memcpy(ptr, fcp_cmnd, sgl->sge_len);
+ lpfc_sli_pcimem_bcopy(fcp_cmnd, ptr, le32_to_cpu(sgl->sge_len));
} else {
/* Word 0-2 - Inline BDE */
wqe->generic.bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64;
- wqe->generic.bde.tus.f.bdeSize = sgl->sge_len;
- wqe->generic.bde.addrHigh = sgl->addr_hi;
- wqe->generic.bde.addrLow = sgl->addr_lo;
+ wqe->generic.bde.tus.f.bdeSize = le32_to_cpu(sgl->sge_len);
+ wqe->generic.bde.addrHigh = le32_to_cpu(sgl->addr_hi);
+ wqe->generic.bde.addrLow = le32_to_cpu(sgl->addr_lo);
/* Word 10 */
bf_set(wqe_dbde, &wqe->generic.wqe_com, 1);
@@ -12301,18 +12302,16 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
goto release_iocb;
}
}
-
- lpfc_printf_log(phba, KERN_WARNING, LOG_ELS | LOG_SLI,
- "0327 Cannot abort els iocb x%px "
- "with io cmd xri %x abort tag : x%x, "
- "abort status %x abort code %x\n",
- cmdiocb, get_job_abtsiotag(phba, cmdiocb),
- (phba->sli_rev == LPFC_SLI_REV4) ?
- get_wqe_reqtag(cmdiocb) :
- cmdiocb->iocb.un.acxri.abortContextTag,
- ulp_status, ulp_word4);
-
}
+
+ lpfc_printf_log(phba, KERN_INFO, LOG_ELS | LOG_SLI,
+ "0327 Abort els iocb complete x%px with io cmd xri %x "
+ "abort tag x%x abort status %x abort code %x\n",
+ cmdiocb, get_job_abtsiotag(phba, cmdiocb),
+ (phba->sli_rev == LPFC_SLI_REV4) ?
+ get_wqe_reqtag(cmdiocb) :
+ cmdiocb->iocb.ulpIoTag,
+ ulp_status, ulp_word4);
release_iocb:
lpfc_sli_release_iocbq(phba, cmdiocb);
return;
@@ -12509,10 +12508,10 @@ abort_iotag_exit:
lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
"0339 Abort IO XRI x%x, Original iotag x%x, "
"abort tag x%x Cmdjob : x%px Abortjob : x%px "
- "retval x%x : IA %d\n",
+ "retval x%x : IA %d cmd_cmpl %ps\n",
ulp_context, (phba->sli_rev == LPFC_SLI_REV4) ?
cmdiocb->iotag : iotag, iotag, cmdiocb, abtsiocbp,
- retval, ia);
+ retval, ia, abtsiocbp->cmd_cmpl);
if (retval) {
cmdiocb->cmd_flag &= ~LPFC_DRIVER_ABORTED;
__lpfc_sli_release_iocbq(phba, abtsiocbp);
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index f06087e47859..7ac9ef281881 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -20,7 +20,7 @@
* included with this package. *
*******************************************************************/
-#define LPFC_DRIVER_VERSION "14.4.0.2"
+#define LPFC_DRIVER_VERSION "14.4.0.3"
#define LPFC_DRIVER_NAME "lpfc"
/* Used for SLI 2/3 */
diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index a402c4dc4645..53ee8f84d094 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -550,4 +550,5 @@ static struct platform_driver mac_scsi_driver __refdata = {
module_platform_driver_probe(mac_scsi_driver, mac_scsi_probe);
MODULE_ALIAS("platform:" DRV_MODULE_NAME);
+MODULE_DESCRIPTION("Macintosh NCR5380 SCSI driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_tool.h b/drivers/scsi/mpi3mr/mpi/mpi30_tool.h
new file mode 100644
index 000000000000..3b960893870f
--- /dev/null
+++ b/drivers/scsi/mpi3mr/mpi/mpi30_tool.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright 2016-2024 Broadcom Inc. All rights reserved.
+ */
+#ifndef MPI30_TOOL_H
+#define MPI30_TOOL_H 1
+
+#define MPI3_DIAG_BUFFER_TYPE_TRACE (0x01)
+#define MPI3_DIAG_BUFFER_TYPE_FW (0x02)
+#define MPI3_DIAG_BUFFER_ACTION_RELEASE (0x01)
+
+struct mpi3_diag_buffer_post_request {
+ __le16 host_tag;
+ u8 ioc_use_only02;
+ u8 function;
+ __le16 ioc_use_only04;
+ u8 ioc_use_only06;
+ u8 msg_flags;
+ __le16 change_count;
+ __le16 reserved0a;
+ u8 type;
+ u8 reserved0d;
+ __le16 reserved0e;
+ __le64 address;
+ __le32 length;
+ __le32 reserved1c;
+};
+
+struct mpi3_diag_buffer_manage_request {
+ __le16 host_tag;
+ u8 ioc_use_only02;
+ u8 function;
+ __le16 ioc_use_only04;
+ u8 ioc_use_only06;
+ u8 msg_flags;
+ __le16 change_count;
+ __le16 reserved0a;
+ u8 type;
+ u8 action;
+ __le16 reserved0e;
+};
+
+
+#endif
diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h
index f5a1529fa537..dc2cdd5f0311 100644
--- a/drivers/scsi/mpi3mr/mpi3mr.h
+++ b/drivers/scsi/mpi3mr/mpi3mr.h
@@ -23,6 +23,7 @@
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/pci.h>
+#include <linux/aer.h>
#include <linux/poll.h>
#include <linux/sched.h>
#include <linux/slab.h>
@@ -47,6 +48,7 @@
#include "mpi/mpi30_ioc.h"
#include "mpi/mpi30_sas.h"
#include "mpi/mpi30_pci.h"
+#include "mpi/mpi30_tool.h"
#include "mpi3mr_debug.h"
/* Global list and lock for storing multiple adapters managed by the driver */
@@ -55,8 +57,8 @@ extern struct list_head mrioc_list;
extern int prot_mask;
extern atomic64_t event_counter;
-#define MPI3MR_DRIVER_VERSION "8.8.1.0.50"
-#define MPI3MR_DRIVER_RELDATE "5-March-2024"
+#define MPI3MR_DRIVER_VERSION "8.9.1.0.51"
+#define MPI3MR_DRIVER_RELDATE "29-May-2024"
#define MPI3MR_DRIVER_NAME "mpi3mr"
#define MPI3MR_DRIVER_LICENSE "GPL"
@@ -128,6 +130,7 @@ extern atomic64_t event_counter;
#define MPI3MR_PREPARE_FOR_RESET_TIMEOUT 180
#define MPI3MR_RESET_ACK_TIMEOUT 30
#define MPI3MR_MUR_TIMEOUT 120
+#define MPI3MR_RESET_TIMEOUT 510
#define MPI3MR_WATCHDOG_INTERVAL 1000 /* in milli seconds */
@@ -187,6 +190,30 @@ extern atomic64_t event_counter;
#define MPI3MR_HARD_SECURE_DEVICE 0x08
#define MPI3MR_TAMPERED_DEVICE 0x0C
+#define MPI3MR_DEFAULT_HDB_MAX_SZ (4 * 1024 * 1024)
+#define MPI3MR_DEFAULT_HDB_DEC_SZ (1 * 1024 * 1024)
+#define MPI3MR_DEFAULT_HDB_MIN_SZ (2 * 1024 * 1024)
+#define MPI3MR_MAX_NUM_HDB 2
+
+#define MPI3MR_HDB_TRIGGER_TYPE_UNKNOWN 0
+#define MPI3MR_HDB_TRIGGER_TYPE_FAULT 1
+#define MPI3MR_HDB_TRIGGER_TYPE_ELEMENT 2
+#define MPI3MR_HDB_TRIGGER_TYPE_GLOBAL 3
+#define MPI3MR_HDB_TRIGGER_TYPE_SOFT_RESET 4
+#define MPI3MR_HDB_TRIGGER_TYPE_FW_RELEASED 5
+
+#define MPI3MR_HDB_REFRESH_TYPE_RESERVED 0
+#define MPI3MR_HDB_REFRESH_TYPE_CURRENT 1
+#define MPI3MR_HDB_REFRESH_TYPE_DEFAULT 2
+#define MPI3MR_HDB_HDB_REFRESH_TYPE_PERSISTENT 3
+
+#define MPI3MR_DEFAULT_HDB_SZ (4 * 1024 * 1024)
+#define MPI3MR_MAX_NUM_HDB 2
+
+#define MPI3MR_HDB_QUERY_ELEMENT_TRIGGER_FORMAT_INDEX 0
+#define MPI3MR_HDB_QUERY_ELEMENT_TRIGGER_FORMAT_DATA 1
+
+
/* SGE Flag definition */
#define MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST \
(MPI3_SGE_FLAGS_ELEMENT_TYPE_SIMPLE | MPI3_SGE_FLAGS_DLAS_SYSTEM | \
@@ -210,6 +237,8 @@ extern atomic64_t event_counter;
#define MPI3MR_WRITE_SAME_MAX_LEN_256_BLKS 256
#define MPI3MR_WRITE_SAME_MAX_LEN_2048_BLKS 2048
+#define MPI3MR_DRIVER_EVENT_PROCESS_TRIGGER (0xFFFD)
+
/**
* struct mpi3mr_nvme_pt_sge - Structure to store SGEs for NVMe
* Encapsulated commands.
@@ -289,9 +318,12 @@ enum mpi3mr_reset_reason {
MPI3MR_RESET_FROM_PELABORT_TIMEOUT = 22,
MPI3MR_RESET_FROM_SYSFS = 23,
MPI3MR_RESET_FROM_SYSFS_TIMEOUT = 24,
+ MPI3MR_RESET_FROM_DIAG_BUFFER_POST_TIMEOUT = 25,
+ MPI3MR_RESET_FROM_DIAG_BUFFER_RELEASE_TIMEOUT = 26,
MPI3MR_RESET_FROM_FIRMWARE = 27,
MPI3MR_RESET_FROM_CFG_REQ_TIMEOUT = 29,
MPI3MR_RESET_FROM_SAS_TRANSPORT_TIMEOUT = 30,
+ MPI3MR_RESET_FROM_TRIGGER = 31,
};
#define MPI3MR_RESET_REASON_OSTYPE_LINUX 1
@@ -327,6 +359,9 @@ struct mpi3mr_ioc_facts {
u32 ioc_capabilities;
struct mpi3mr_compimg_ver fw_ver;
u32 mpi_version;
+ u32 diag_trace_sz;
+ u32 diag_fw_sz;
+ u32 diag_drvr_sz;
u16 max_reqs;
u16 product_id;
u16 op_req_sz;
@@ -484,6 +519,7 @@ struct mpi3mr_throttle_group_info {
/* HBA port flags */
#define MPI3MR_HBA_PORT_FLAG_DIRTY 0x01
+#define MPI3MR_HBA_PORT_FLAG_NEW 0x02
/* IOCTL data transfer sge*/
#define MPI3MR_NUM_IOCTL_SGE 256
@@ -853,6 +889,59 @@ struct mpi3mr_drv_cmd {
};
/**
+ * union mpi3mr_trigger_data - Trigger data information
+ * @fault: Fault code
+ * @global: Global trigger data
+ * @element: element trigger data
+ */
+union mpi3mr_trigger_data {
+ u16 fault;
+ u64 global;
+ union mpi3_driver2_trigger_element element;
+};
+
+/**
+ * struct trigger_event_data - store trigger related
+ * information.
+ *
+ * @trace_hdb: Trace diag buffer descriptor reference
+ * @fw_hdb: FW diag buffer descriptor reference
+ * @trigger_type: Trigger type
+ * @trigger_specific_data: Trigger specific data
+ * @snapdump: Snapdump enable or disable flag
+ */
+struct trigger_event_data {
+ struct diag_buffer_desc *trace_hdb;
+ struct diag_buffer_desc *fw_hdb;
+ u8 trigger_type;
+ union mpi3mr_trigger_data trigger_specific_data;
+ bool snapdump;
+};
+
+/**
+ * struct diag_buffer_desc - memory descriptor structure to
+ * store virtual, dma addresses, size, buffer status for host
+ * diagnostic buffers.
+ *
+ * @type: Buffer type
+ * @trigger_data: Trigger data
+ * @trigger_type: Trigger type
+ * @status: Buffer status
+ * @size: Buffer size
+ * @addr: Virtual address
+ * @dma_addr: Buffer DMA address
+ */
+struct diag_buffer_desc {
+ u8 type;
+ union mpi3mr_trigger_data trigger_data;
+ u8 trigger_type;
+ u8 status;
+ u32 size;
+ void *addr;
+ dma_addr_t dma_addr;
+};
+
+/**
* struct dma_memory_desc - memory descriptor structure to store
* virtual address, dma address and size for any generic dma
* memory allocations in the driver.
@@ -1054,11 +1143,21 @@ struct scmd_priv {
* @sas_node_lock: Lock to protect SAS node list
* @hba_port_table_list: List of HBA Ports
* @enclosure_list: List of Enclosure objects
+ * @diag_buffers: Host diagnostic buffers
+ * @driver_pg2: Driver page 2 pointer
+ * @reply_trigger_present: Reply trigger present flag
+ * @event_trigger_present: Event trigger present flag
+ * @scsisense_trigger_present: Scsi sense trigger present flag
* @ioctl_dma_pool: DMA pool for IOCTL data buffers
* @ioctl_sge: DMA buffer descriptors for IOCTL data
* @ioctl_chain_sge: DMA buffer descriptor for IOCTL chain
* @ioctl_resp_sge: DMA buffer descriptor for Mgmt cmd response
* @ioctl_sges_allocated: Flag for IOCTL SGEs allocated or not
+ * @trace_release_trigger_active: Trace trigger active flag
+ * @fw_release_trigger_active: Fw release trigger active flag
+ * @snapdump_trigger_active: Snapdump trigger active flag
+ * @pci_err_recovery: PCI error recovery in progress
+ * @block_on_pci_err: Block IO during PCI error recovery
*/
struct mpi3mr_ioc {
struct list_head list;
@@ -1250,6 +1349,17 @@ struct mpi3mr_ioc {
struct dma_memory_desc ioctl_chain_sge;
struct dma_memory_desc ioctl_resp_sge;
bool ioctl_sges_allocated;
+ bool reply_trigger_present;
+ bool event_trigger_present;
+ bool scsisense_trigger_present;
+ struct diag_buffer_desc diag_buffers[MPI3MR_MAX_NUM_HDB];
+ struct mpi3_driver_page2 *driver_pg2;
+ spinlock_t trigger_lock;
+ bool snapdump_trigger_active;
+ bool trace_release_trigger_active;
+ bool fw_release_trigger_active;
+ bool pci_err_recovery;
+ bool block_on_pci_err;
};
/**
@@ -1406,6 +1516,8 @@ int mpi3mr_cfg_set_sas_io_unit_pg1(struct mpi3mr_ioc *mrioc,
struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1, u16 pg_sz);
int mpi3mr_cfg_get_driver_pg1(struct mpi3mr_ioc *mrioc,
struct mpi3_driver_page1 *driver_pg1, u16 pg_sz);
+int mpi3mr_cfg_get_driver_pg2(struct mpi3mr_ioc *mrioc,
+ struct mpi3_driver_page2 *driver_pg2, u16 pg_sz, u8 page_type);
u8 mpi3mr_is_expander_device(u16 device_info);
int mpi3mr_expander_add(struct mpi3mr_ioc *mrioc, u16 handle);
@@ -1439,4 +1551,28 @@ void mpi3mr_free_enclosure_list(struct mpi3mr_ioc *mrioc);
int mpi3mr_process_admin_reply_q(struct mpi3mr_ioc *mrioc);
void mpi3mr_expander_node_remove(struct mpi3mr_ioc *mrioc,
struct mpi3mr_sas_node *sas_expander);
+void mpi3mr_alloc_diag_bufs(struct mpi3mr_ioc *mrioc);
+int mpi3mr_post_diag_bufs(struct mpi3mr_ioc *mrioc);
+int mpi3mr_issue_diag_buf_release(struct mpi3mr_ioc *mrioc,
+ struct diag_buffer_desc *diag_buffer);
+void mpi3mr_release_diag_bufs(struct mpi3mr_ioc *mrioc, u8 skip_rel_action);
+void mpi3mr_set_trigger_data_in_hdb(struct diag_buffer_desc *hdb,
+ u8 type, union mpi3mr_trigger_data *trigger_data, bool force);
+int mpi3mr_refresh_trigger(struct mpi3mr_ioc *mrioc, u8 page_type);
+struct diag_buffer_desc *mpi3mr_diag_buffer_for_type(struct mpi3mr_ioc *mrioc,
+ u8 buf_type);
+int mpi3mr_issue_diag_buf_post(struct mpi3mr_ioc *mrioc,
+ struct diag_buffer_desc *diag_buffer);
+void mpi3mr_set_trigger_data_in_all_hdb(struct mpi3mr_ioc *mrioc,
+ u8 type, union mpi3mr_trigger_data *trigger_data, bool force);
+void mpi3mr_reply_trigger(struct mpi3mr_ioc *mrioc, u16 iocstatus,
+ u32 iocloginfo);
+void mpi3mr_hdb_trigger_data_event(struct mpi3mr_ioc *mrioc,
+ struct trigger_event_data *event_data);
+void mpi3mr_scsisense_trigger(struct mpi3mr_ioc *mrioc, u8 senseky, u8 asc,
+ u8 ascq);
+void mpi3mr_event_trigger(struct mpi3mr_ioc *mrioc, u8 event);
+void mpi3mr_global_trigger(struct mpi3mr_ioc *mrioc, u64 trigger_data);
+void mpi3mr_hdbstatuschg_evt_th(struct mpi3mr_ioc *mrioc,
+ struct mpi3_event_notification_reply *event_reply);
#endif /*MPI3MR_H_INCLUDED*/
diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c
index cd261b48eb46..8b0eded6ef36 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_app.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_app.c
@@ -12,6 +12,821 @@
#include <uapi/scsi/scsi_bsg_mpi3mr.h>
/**
+ * mpi3mr_alloc_trace_buffer: Allocate trace buffer
+ * @mrioc: Adapter instance reference
+ * @trace_size: Trace buffer size
+ *
+ * Allocate trace buffer
+ * Return: 0 on success, non-zero on failure.
+ */
+static int mpi3mr_alloc_trace_buffer(struct mpi3mr_ioc *mrioc, u32 trace_size)
+{
+ struct diag_buffer_desc *diag_buffer = &mrioc->diag_buffers[0];
+
+ diag_buffer->addr = dma_alloc_coherent(&mrioc->pdev->dev,
+ trace_size, &diag_buffer->dma_addr, GFP_KERNEL);
+ if (diag_buffer->addr) {
+ dprint_init(mrioc, "trace diag buffer is allocated successfully\n");
+ return 0;
+ }
+ return -1;
+}
+
+/**
+ * mpi3mr_alloc_diag_bufs - Allocate memory for diag buffers
+ * @mrioc: Adapter instance reference
+ *
+ * This functions checks whether the driver defined buffer sizes
+ * are greater than IOCFacts provided controller local buffer
+ * sizes and if the driver defined sizes are more then the
+ * driver allocates the specific buffer by reading driver page1
+ *
+ * Return: Nothing.
+ */
+void mpi3mr_alloc_diag_bufs(struct mpi3mr_ioc *mrioc)
+{
+ struct diag_buffer_desc *diag_buffer;
+ struct mpi3_driver_page1 driver_pg1;
+ u32 trace_dec_size, trace_min_size, fw_dec_size, fw_min_size,
+ trace_size, fw_size;
+ u16 pg_sz = sizeof(driver_pg1);
+ int retval = 0;
+ bool retry = false;
+
+ if (mrioc->diag_buffers[0].addr || mrioc->diag_buffers[1].addr)
+ return;
+
+ retval = mpi3mr_cfg_get_driver_pg1(mrioc, &driver_pg1, pg_sz);
+ if (retval) {
+ ioc_warn(mrioc,
+ "%s: driver page 1 read failed, allocating trace\n"
+ "and firmware diag buffers of default size\n", __func__);
+ trace_size = fw_size = MPI3MR_DEFAULT_HDB_MAX_SZ;
+ trace_dec_size = fw_dec_size = MPI3MR_DEFAULT_HDB_DEC_SZ;
+ trace_min_size = fw_min_size = MPI3MR_DEFAULT_HDB_MIN_SZ;
+
+ } else {
+ trace_size = driver_pg1.host_diag_trace_max_size * 1024;
+ trace_dec_size = driver_pg1.host_diag_trace_decrement_size
+ * 1024;
+ trace_min_size = driver_pg1.host_diag_trace_min_size * 1024;
+ fw_size = driver_pg1.host_diag_fw_max_size * 1024;
+ fw_dec_size = driver_pg1.host_diag_fw_decrement_size * 1024;
+ fw_min_size = driver_pg1.host_diag_fw_min_size * 1024;
+ dprint_init(mrioc,
+ "%s:trace diag buffer sizes read from driver\n"
+ "page1: maximum size = %dKB, decrement size = %dKB\n"
+ ", minimum size = %dKB\n", __func__, driver_pg1.host_diag_trace_max_size,
+ driver_pg1.host_diag_trace_decrement_size,
+ driver_pg1.host_diag_trace_min_size);
+ dprint_init(mrioc,
+ "%s:firmware diag buffer sizes read from driver\n"
+ "page1: maximum size = %dKB, decrement size = %dKB\n"
+ ", minimum size = %dKB\n", __func__, driver_pg1.host_diag_fw_max_size,
+ driver_pg1.host_diag_fw_decrement_size,
+ driver_pg1.host_diag_fw_min_size);
+ if ((trace_size == 0) && (fw_size == 0))
+ return;
+ }
+
+
+retry_trace:
+ diag_buffer = &mrioc->diag_buffers[0];
+ diag_buffer->type = MPI3_DIAG_BUFFER_TYPE_TRACE;
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_NOT_ALLOCATED;
+ if ((mrioc->facts.diag_trace_sz < trace_size) && (trace_size >=
+ trace_min_size)) {
+ if (!retry)
+ dprint_init(mrioc,
+ "trying to allocate trace diag buffer of size = %dKB\n",
+ trace_size / 1024);
+ if (mpi3mr_alloc_trace_buffer(mrioc, trace_size)) {
+ retry = true;
+ trace_size -= trace_dec_size;
+ dprint_init(mrioc, "trace diag buffer allocation failed\n"
+ "retrying smaller size %dKB\n", trace_size / 1024);
+ goto retry_trace;
+ } else
+ diag_buffer->size = trace_size;
+ }
+
+ retry = false;
+retry_fw:
+
+ diag_buffer = &mrioc->diag_buffers[1];
+
+ diag_buffer->type = MPI3_DIAG_BUFFER_TYPE_FW;
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_NOT_ALLOCATED;
+ if ((mrioc->facts.diag_fw_sz < fw_size) && (fw_size >= fw_min_size)) {
+ diag_buffer->addr = dma_alloc_coherent(&mrioc->pdev->dev,
+ fw_size, &diag_buffer->dma_addr, GFP_KERNEL);
+ if (!retry)
+ dprint_init(mrioc,
+ "%s:trying to allocate firmware diag buffer of size = %dKB\n",
+ __func__, fw_size / 1024);
+ if (diag_buffer->addr) {
+ dprint_init(mrioc, "%s:firmware diag buffer allocated successfully\n",
+ __func__);
+ diag_buffer->size = fw_size;
+ } else {
+ retry = true;
+ fw_size -= fw_dec_size;
+ dprint_init(mrioc, "%s:trace diag buffer allocation failed,\n"
+ "retrying smaller size %dKB\n",
+ __func__, fw_size / 1024);
+ goto retry_fw;
+ }
+ }
+}
+
+/**
+ * mpi3mr_issue_diag_buf_post - Send diag buffer post req
+ * @mrioc: Adapter instance reference
+ * @diag_buffer: Diagnostic buffer descriptor
+ *
+ * Issue diagnostic buffer post MPI request through admin queue
+ * and wait for the completion of it or time out.
+ *
+ * Return: 0 on success, non-zero on failures.
+ */
+int mpi3mr_issue_diag_buf_post(struct mpi3mr_ioc *mrioc,
+ struct diag_buffer_desc *diag_buffer)
+{
+ struct mpi3_diag_buffer_post_request diag_buf_post_req;
+ u8 prev_status;
+ int retval = 0;
+
+ memset(&diag_buf_post_req, 0, sizeof(diag_buf_post_req));
+ mutex_lock(&mrioc->init_cmds.mutex);
+ if (mrioc->init_cmds.state & MPI3MR_CMD_PENDING) {
+ dprint_bsg_err(mrioc, "%s: command is in use\n", __func__);
+ mutex_unlock(&mrioc->init_cmds.mutex);
+ return -1;
+ }
+ mrioc->init_cmds.state = MPI3MR_CMD_PENDING;
+ mrioc->init_cmds.is_waiting = 1;
+ mrioc->init_cmds.callback = NULL;
+ diag_buf_post_req.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_INITCMDS);
+ diag_buf_post_req.function = MPI3_FUNCTION_DIAG_BUFFER_POST;
+ diag_buf_post_req.type = diag_buffer->type;
+ diag_buf_post_req.address = le64_to_cpu(diag_buffer->dma_addr);
+ diag_buf_post_req.length = le32_to_cpu(diag_buffer->size);
+
+ dprint_bsg_info(mrioc, "%s: posting diag buffer type %d\n", __func__,
+ diag_buffer->type);
+ prev_status = diag_buffer->status;
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_POSTED_UNPAUSED;
+ init_completion(&mrioc->init_cmds.done);
+ retval = mpi3mr_admin_request_post(mrioc, &diag_buf_post_req,
+ sizeof(diag_buf_post_req), 1);
+ if (retval) {
+ dprint_bsg_err(mrioc, "%s: admin request post failed\n",
+ __func__);
+ goto out_unlock;
+ }
+ wait_for_completion_timeout(&mrioc->init_cmds.done,
+ (MPI3MR_INTADMCMD_TIMEOUT * HZ));
+ if (!(mrioc->init_cmds.state & MPI3MR_CMD_COMPLETE)) {
+ mrioc->init_cmds.is_waiting = 0;
+ dprint_bsg_err(mrioc, "%s: command timedout\n", __func__);
+ mpi3mr_check_rh_fault_ioc(mrioc,
+ MPI3MR_RESET_FROM_DIAG_BUFFER_POST_TIMEOUT);
+ retval = -1;
+ goto out_unlock;
+ }
+ if ((mrioc->init_cmds.ioc_status & MPI3_IOCSTATUS_STATUS_MASK)
+ != MPI3_IOCSTATUS_SUCCESS) {
+ dprint_bsg_err(mrioc,
+ "%s: command failed, buffer_type (%d) ioc_status(0x%04x) log_info(0x%08x)\n",
+ __func__, diag_buffer->type,
+ (mrioc->init_cmds.ioc_status & MPI3_IOCSTATUS_STATUS_MASK),
+ mrioc->init_cmds.ioc_loginfo);
+ retval = -1;
+ goto out_unlock;
+ }
+ dprint_bsg_info(mrioc, "%s: diag buffer type %d posted successfully\n",
+ __func__, diag_buffer->type);
+
+out_unlock:
+ if (retval)
+ diag_buffer->status = prev_status;
+ mrioc->init_cmds.state = MPI3MR_CMD_NOTUSED;
+ mutex_unlock(&mrioc->init_cmds.mutex);
+ return retval;
+}
+
+/**
+ * mpi3mr_post_diag_bufs - Post diag buffers to the controller
+ * @mrioc: Adapter instance reference
+ *
+ * This function calls helper function to post both trace and
+ * firmware buffers to the controller.
+ *
+ * Return: None
+ */
+int mpi3mr_post_diag_bufs(struct mpi3mr_ioc *mrioc)
+{
+ u8 i;
+ struct diag_buffer_desc *diag_buffer;
+
+ for (i = 0; i < MPI3MR_MAX_NUM_HDB; i++) {
+ diag_buffer = &mrioc->diag_buffers[i];
+ if (!(diag_buffer->addr))
+ continue;
+ if (mpi3mr_issue_diag_buf_post(mrioc, diag_buffer))
+ return -1;
+ }
+ return 0;
+}
+
+/**
+ * mpi3mr_issue_diag_buf_release - Send diag buffer release req
+ * @mrioc: Adapter instance reference
+ * @diag_buffer: Diagnostic buffer descriptor
+ *
+ * Issue diagnostic buffer manage MPI request with release
+ * action request through admin queue and wait for the
+ * completion of it or time out.
+ *
+ * Return: 0 on success, non-zero on failures.
+ */
+int mpi3mr_issue_diag_buf_release(struct mpi3mr_ioc *mrioc,
+ struct diag_buffer_desc *diag_buffer)
+{
+ struct mpi3_diag_buffer_manage_request diag_buf_manage_req;
+ int retval = 0;
+
+ if ((diag_buffer->status != MPI3MR_HDB_BUFSTATUS_POSTED_UNPAUSED) &&
+ (diag_buffer->status != MPI3MR_HDB_BUFSTATUS_POSTED_PAUSED))
+ return retval;
+
+ memset(&diag_buf_manage_req, 0, sizeof(diag_buf_manage_req));
+ mutex_lock(&mrioc->init_cmds.mutex);
+ if (mrioc->init_cmds.state & MPI3MR_CMD_PENDING) {
+ dprint_reset(mrioc, "%s: command is in use\n", __func__);
+ mutex_unlock(&mrioc->init_cmds.mutex);
+ return -1;
+ }
+ mrioc->init_cmds.state = MPI3MR_CMD_PENDING;
+ mrioc->init_cmds.is_waiting = 1;
+ mrioc->init_cmds.callback = NULL;
+ diag_buf_manage_req.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_INITCMDS);
+ diag_buf_manage_req.function = MPI3_FUNCTION_DIAG_BUFFER_MANAGE;
+ diag_buf_manage_req.type = diag_buffer->type;
+ diag_buf_manage_req.action = MPI3_DIAG_BUFFER_ACTION_RELEASE;
+
+
+ dprint_reset(mrioc, "%s: releasing diag buffer type %d\n", __func__,
+ diag_buffer->type);
+ init_completion(&mrioc->init_cmds.done);
+ retval = mpi3mr_admin_request_post(mrioc, &diag_buf_manage_req,
+ sizeof(diag_buf_manage_req), 1);
+ if (retval) {
+ dprint_reset(mrioc, "%s: admin request post failed\n", __func__);
+ mpi3mr_set_trigger_data_in_hdb(diag_buffer,
+ MPI3MR_HDB_TRIGGER_TYPE_UNKNOWN, NULL, 1);
+ goto out_unlock;
+ }
+ wait_for_completion_timeout(&mrioc->init_cmds.done,
+ (MPI3MR_INTADMCMD_TIMEOUT * HZ));
+ if (!(mrioc->init_cmds.state & MPI3MR_CMD_COMPLETE)) {
+ mrioc->init_cmds.is_waiting = 0;
+ dprint_reset(mrioc, "%s: command timedout\n", __func__);
+ mpi3mr_check_rh_fault_ioc(mrioc,
+ MPI3MR_RESET_FROM_DIAG_BUFFER_RELEASE_TIMEOUT);
+ retval = -1;
+ goto out_unlock;
+ }
+ if ((mrioc->init_cmds.ioc_status & MPI3_IOCSTATUS_STATUS_MASK)
+ != MPI3_IOCSTATUS_SUCCESS) {
+ dprint_reset(mrioc,
+ "%s: command failed, buffer_type (%d) ioc_status(0x%04x) log_info(0x%08x)\n",
+ __func__, diag_buffer->type,
+ (mrioc->init_cmds.ioc_status & MPI3_IOCSTATUS_STATUS_MASK),
+ mrioc->init_cmds.ioc_loginfo);
+ retval = -1;
+ goto out_unlock;
+ }
+ dprint_reset(mrioc, "%s: diag buffer type %d released successfully\n",
+ __func__, diag_buffer->type);
+
+out_unlock:
+ mrioc->init_cmds.state = MPI3MR_CMD_NOTUSED;
+ mutex_unlock(&mrioc->init_cmds.mutex);
+ return retval;
+}
+
+/**
+ * mpi3mr_process_trigger - Generic HDB Trigger handler
+ * @mrioc: Adapter instance reference
+ * @trigger_type: Trigger type
+ * @trigger_data: Trigger data
+ * @trigger_flags: Trigger flags
+ *
+ * This function checks validity of HDB, triggers and based on
+ * trigger information, creates an event to be processed in the
+ * firmware event worker thread .
+ *
+ * This function should be called with trigger spinlock held
+ *
+ * Return: Nothing
+ */
+static void mpi3mr_process_trigger(struct mpi3mr_ioc *mrioc, u8 trigger_type,
+ union mpi3mr_trigger_data *trigger_data, u8 trigger_flags)
+{
+ struct trigger_event_data event_data;
+ struct diag_buffer_desc *trace_hdb = NULL;
+ struct diag_buffer_desc *fw_hdb = NULL;
+ u64 global_trigger;
+
+ trace_hdb = mpi3mr_diag_buffer_for_type(mrioc,
+ MPI3_DIAG_BUFFER_TYPE_TRACE);
+ if (trace_hdb &&
+ (trace_hdb->status != MPI3MR_HDB_BUFSTATUS_POSTED_UNPAUSED) &&
+ (trace_hdb->status != MPI3MR_HDB_BUFSTATUS_POSTED_PAUSED))
+ trace_hdb = NULL;
+
+ fw_hdb = mpi3mr_diag_buffer_for_type(mrioc, MPI3_DIAG_BUFFER_TYPE_FW);
+
+ if (fw_hdb &&
+ (fw_hdb->status != MPI3MR_HDB_BUFSTATUS_POSTED_UNPAUSED) &&
+ (fw_hdb->status != MPI3MR_HDB_BUFSTATUS_POSTED_PAUSED))
+ fw_hdb = NULL;
+
+ if (mrioc->snapdump_trigger_active || (mrioc->fw_release_trigger_active
+ && mrioc->trace_release_trigger_active) ||
+ (!trace_hdb && !fw_hdb) || (!mrioc->driver_pg2) ||
+ ((trigger_type == MPI3MR_HDB_TRIGGER_TYPE_ELEMENT)
+ && (!mrioc->driver_pg2->num_triggers)))
+ return;
+
+ memset(&event_data, 0, sizeof(event_data));
+ event_data.trigger_type = trigger_type;
+ memcpy(&event_data.trigger_specific_data, trigger_data,
+ sizeof(*trigger_data));
+ global_trigger = le64_to_cpu(mrioc->driver_pg2->global_trigger);
+
+ if (global_trigger & MPI3_DRIVER2_GLOBALTRIGGER_SNAPDUMP_ENABLED) {
+ event_data.snapdump = true;
+ event_data.trace_hdb = trace_hdb;
+ event_data.fw_hdb = fw_hdb;
+ mrioc->snapdump_trigger_active = true;
+ } else if (trigger_type == MPI3MR_HDB_TRIGGER_TYPE_GLOBAL) {
+ if ((trace_hdb) && (global_trigger &
+ MPI3_DRIVER2_GLOBALTRIGGER_DIAG_TRACE_RELEASE) &&
+ (!mrioc->trace_release_trigger_active)) {
+ event_data.trace_hdb = trace_hdb;
+ mrioc->trace_release_trigger_active = true;
+ }
+ if ((fw_hdb) && (global_trigger &
+ MPI3_DRIVER2_GLOBALTRIGGER_DIAG_FW_RELEASE) &&
+ (!mrioc->fw_release_trigger_active)) {
+ event_data.fw_hdb = fw_hdb;
+ mrioc->fw_release_trigger_active = true;
+ }
+ } else if (trigger_type == MPI3MR_HDB_TRIGGER_TYPE_ELEMENT) {
+ if ((trace_hdb) && (trigger_flags &
+ MPI3_DRIVER2_TRIGGER_FLAGS_DIAG_TRACE_RELEASE) &&
+ (!mrioc->trace_release_trigger_active)) {
+ event_data.trace_hdb = trace_hdb;
+ mrioc->trace_release_trigger_active = true;
+ }
+ if ((fw_hdb) && (trigger_flags &
+ MPI3_DRIVER2_TRIGGER_FLAGS_DIAG_FW_RELEASE) &&
+ (!mrioc->fw_release_trigger_active)) {
+ event_data.fw_hdb = fw_hdb;
+ mrioc->fw_release_trigger_active = true;
+ }
+ }
+
+ if (event_data.trace_hdb || event_data.fw_hdb)
+ mpi3mr_hdb_trigger_data_event(mrioc, &event_data);
+}
+
+/**
+ * mpi3mr_global_trigger - Global HDB trigger handler
+ * @mrioc: Adapter instance reference
+ * @trigger_data: Trigger data
+ *
+ * This function checks whether the given global trigger is
+ * enabled in the driver page 2 and if so calls generic trigger
+ * handler to queue event for HDB release.
+ *
+ * Return: Nothing
+ */
+void mpi3mr_global_trigger(struct mpi3mr_ioc *mrioc, u64 trigger_data)
+{
+ unsigned long flags;
+ union mpi3mr_trigger_data trigger_specific_data;
+
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ if (le64_to_cpu(mrioc->driver_pg2->global_trigger) & trigger_data) {
+ memset(&trigger_specific_data, 0,
+ sizeof(trigger_specific_data));
+ trigger_specific_data.global = trigger_data;
+ mpi3mr_process_trigger(mrioc, MPI3MR_HDB_TRIGGER_TYPE_GLOBAL,
+ &trigger_specific_data, 0);
+ }
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+}
+
+/**
+ * mpi3mr_scsisense_trigger - SCSI sense HDB trigger handler
+ * @mrioc: Adapter instance reference
+ * @sensekey: Sense Key
+ * @asc: Additional Sense Code
+ * @ascq: Additional Sense Code Qualifier
+ *
+ * This function compares SCSI sense trigger values with driver
+ * page 2 values and calls generic trigger handler to release
+ * HDBs if match found
+ *
+ * Return: Nothing
+ */
+void mpi3mr_scsisense_trigger(struct mpi3mr_ioc *mrioc, u8 sensekey, u8 asc,
+ u8 ascq)
+{
+ struct mpi3_driver2_trigger_scsi_sense *scsi_sense_trigger = NULL;
+ u64 i = 0;
+ unsigned long flags;
+ u8 num_triggers, trigger_flags;
+
+ if (mrioc->scsisense_trigger_present) {
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ scsi_sense_trigger = (struct mpi3_driver2_trigger_scsi_sense *)
+ mrioc->driver_pg2->trigger;
+ num_triggers = mrioc->driver_pg2->num_triggers;
+ for (i = 0; i < num_triggers; i++, scsi_sense_trigger++) {
+ if (scsi_sense_trigger->type !=
+ MPI3_DRIVER2_TRIGGER_TYPE_SCSI_SENSE)
+ continue;
+ if (!(scsi_sense_trigger->sense_key ==
+ MPI3_DRIVER2_TRIGGER_SCSI_SENSE_SENSE_KEY_MATCH_ALL
+ || scsi_sense_trigger->sense_key == sensekey))
+ continue;
+ if (!(scsi_sense_trigger->asc ==
+ MPI3_DRIVER2_TRIGGER_SCSI_SENSE_ASC_MATCH_ALL ||
+ scsi_sense_trigger->asc == asc))
+ continue;
+ if (!(scsi_sense_trigger->ascq ==
+ MPI3_DRIVER2_TRIGGER_SCSI_SENSE_ASCQ_MATCH_ALL ||
+ scsi_sense_trigger->ascq == ascq))
+ continue;
+ trigger_flags = scsi_sense_trigger->flags;
+ mpi3mr_process_trigger(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_ELEMENT,
+ (union mpi3mr_trigger_data *)scsi_sense_trigger,
+ trigger_flags);
+ break;
+ }
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+ }
+}
+
+/**
+ * mpi3mr_event_trigger - MPI event HDB trigger handler
+ * @mrioc: Adapter instance reference
+ * @event: MPI Event
+ *
+ * This function compares event trigger values with driver page
+ * 2 values and calls generic trigger handler to release
+ * HDBs if match found.
+ *
+ * Return: Nothing
+ */
+void mpi3mr_event_trigger(struct mpi3mr_ioc *mrioc, u8 event)
+{
+ struct mpi3_driver2_trigger_event *event_trigger = NULL;
+ u64 i = 0;
+ unsigned long flags;
+ u8 num_triggers, trigger_flags;
+
+ if (mrioc->event_trigger_present) {
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ event_trigger = (struct mpi3_driver2_trigger_event *)
+ mrioc->driver_pg2->trigger;
+ num_triggers = mrioc->driver_pg2->num_triggers;
+
+ for (i = 0; i < num_triggers; i++, event_trigger++) {
+ if (event_trigger->type !=
+ MPI3_DRIVER2_TRIGGER_TYPE_EVENT)
+ continue;
+ if (event_trigger->event != event)
+ continue;
+ trigger_flags = event_trigger->flags;
+ mpi3mr_process_trigger(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_ELEMENT,
+ (union mpi3mr_trigger_data *)event_trigger,
+ trigger_flags);
+ break;
+ }
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+ }
+}
+
+/**
+ * mpi3mr_reply_trigger - MPI Reply HDB trigger handler
+ * @mrioc: Adapter instance reference
+ * @ioc_status: Masked value of IOC Status from MPI Reply
+ * @ioc_loginfo: IOC Log Info from MPI Reply
+ *
+ * This function compares IOC status and IOC log info trigger
+ * values with driver page 2 values and calls generic trigger
+ * handler to release HDBs if match found.
+ *
+ * Return: Nothing
+ */
+void mpi3mr_reply_trigger(struct mpi3mr_ioc *mrioc, u16 ioc_status,
+ u32 ioc_loginfo)
+{
+ struct mpi3_driver2_trigger_reply *reply_trigger = NULL;
+ u64 i = 0;
+ unsigned long flags;
+ u8 num_triggers, trigger_flags;
+
+ if (mrioc->reply_trigger_present) {
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ reply_trigger = (struct mpi3_driver2_trigger_reply *)
+ mrioc->driver_pg2->trigger;
+ num_triggers = mrioc->driver_pg2->num_triggers;
+ for (i = 0; i < num_triggers; i++, reply_trigger++) {
+ if (reply_trigger->type !=
+ MPI3_DRIVER2_TRIGGER_TYPE_REPLY)
+ continue;
+ if ((le16_to_cpu(reply_trigger->ioc_status) !=
+ ioc_status)
+ && (le16_to_cpu(reply_trigger->ioc_status) !=
+ MPI3_DRIVER2_TRIGGER_REPLY_IOCSTATUS_MATCH_ALL))
+ continue;
+ if ((le32_to_cpu(reply_trigger->ioc_log_info) !=
+ (le32_to_cpu(reply_trigger->ioc_log_info_mask) &
+ ioc_loginfo)))
+ continue;
+ trigger_flags = reply_trigger->flags;
+ mpi3mr_process_trigger(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_ELEMENT,
+ (union mpi3mr_trigger_data *)reply_trigger,
+ trigger_flags);
+ break;
+ }
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+ }
+}
+
+/**
+ * mpi3mr_get_num_trigger - Gets number of HDB triggers
+ * @mrioc: Adapter instance reference
+ * @num_triggers: Number of triggers
+ * @page_action: Page action
+ *
+ * This function reads number of triggers by reading driver page
+ * 2
+ *
+ * Return: 0 on success and proper error codes on failure
+ */
+static int mpi3mr_get_num_trigger(struct mpi3mr_ioc *mrioc, u8 *num_triggers,
+ u8 page_action)
+{
+ struct mpi3_driver_page2 drvr_page2;
+ int retval = 0;
+
+ *num_triggers = 0;
+
+ retval = mpi3mr_cfg_get_driver_pg2(mrioc, &drvr_page2,
+ sizeof(struct mpi3_driver_page2), page_action);
+
+ if (retval) {
+ dprint_init(mrioc, "%s: driver page 2 read failed\n", __func__);
+ return retval;
+ }
+ *num_triggers = drvr_page2.num_triggers;
+ return retval;
+}
+
+/**
+ * mpi3mr_refresh_trigger - Handler for Refresh trigger BSG
+ * @mrioc: Adapter instance reference
+ * @page_action: Page action
+ *
+ * This function caches the driver page 2 in the driver's memory
+ * by reading driver page 2 from the controller for a given page
+ * type and updates the HDB trigger values
+ *
+ * Return: 0 on success and proper error codes on failure
+ */
+int mpi3mr_refresh_trigger(struct mpi3mr_ioc *mrioc, u8 page_action)
+{
+ u16 pg_sz = sizeof(struct mpi3_driver_page2);
+ struct mpi3_driver_page2 *drvr_page2 = NULL;
+ u8 trigger_type, num_triggers;
+ int retval;
+ int i = 0;
+ unsigned long flags;
+
+ retval = mpi3mr_get_num_trigger(mrioc, &num_triggers, page_action);
+
+ if (retval)
+ goto out;
+
+ pg_sz = offsetof(struct mpi3_driver_page2, trigger) +
+ (num_triggers * sizeof(union mpi3_driver2_trigger_element));
+ drvr_page2 = kzalloc(pg_sz, GFP_KERNEL);
+ if (!drvr_page2) {
+ retval = -ENOMEM;
+ goto out;
+ }
+
+ retval = mpi3mr_cfg_get_driver_pg2(mrioc, drvr_page2, pg_sz, page_action);
+ if (retval) {
+ dprint_init(mrioc, "%s: driver page 2 read failed\n", __func__);
+ kfree(drvr_page2);
+ goto out;
+ }
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ kfree(mrioc->driver_pg2);
+ mrioc->driver_pg2 = drvr_page2;
+ mrioc->reply_trigger_present = false;
+ mrioc->event_trigger_present = false;
+ mrioc->scsisense_trigger_present = false;
+
+ for (i = 0; (i < mrioc->driver_pg2->num_triggers); i++) {
+ trigger_type = mrioc->driver_pg2->trigger[i].event.type;
+ switch (trigger_type) {
+ case MPI3_DRIVER2_TRIGGER_TYPE_REPLY:
+ mrioc->reply_trigger_present = true;
+ break;
+ case MPI3_DRIVER2_TRIGGER_TYPE_EVENT:
+ mrioc->event_trigger_present = true;
+ break;
+ case MPI3_DRIVER2_TRIGGER_TYPE_SCSI_SENSE:
+ mrioc->scsisense_trigger_present = true;
+ break;
+ default:
+ break;
+ }
+ }
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+out:
+ return retval;
+}
+
+/**
+ * mpi3mr_release_diag_bufs - Release diag buffers
+ * @mrioc: Adapter instance reference
+ * @skip_rel_action: Skip release action and set buffer state
+ *
+ * This function calls helper function to release both trace and
+ * firmware buffers from the controller.
+ *
+ * Return: None
+ */
+void mpi3mr_release_diag_bufs(struct mpi3mr_ioc *mrioc, u8 skip_rel_action)
+{
+ u8 i;
+ struct diag_buffer_desc *diag_buffer;
+
+ for (i = 0; i < MPI3MR_MAX_NUM_HDB; i++) {
+ diag_buffer = &mrioc->diag_buffers[i];
+ if (!(diag_buffer->addr))
+ continue;
+ if (diag_buffer->status == MPI3MR_HDB_BUFSTATUS_RELEASED)
+ continue;
+ if (!skip_rel_action)
+ mpi3mr_issue_diag_buf_release(mrioc, diag_buffer);
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_RELEASED;
+ atomic64_inc(&event_counter);
+ }
+}
+
+/**
+ * mpi3mr_set_trigger_data_in_hdb - Updates HDB trigger type and
+ * trigger data
+ *
+ * @hdb: HDB pointer
+ * @type: Trigger type
+ * @data: Trigger data
+ * @force: Trigger overwrite flag
+ * @trigger_data: Pointer to trigger data information
+ *
+ * Updates trigger type and trigger data based on parameter
+ * passed to this function
+ *
+ * Return: Nothing
+ */
+void mpi3mr_set_trigger_data_in_hdb(struct diag_buffer_desc *hdb,
+ u8 type, union mpi3mr_trigger_data *trigger_data, bool force)
+{
+ if ((!force) && (hdb->trigger_type != MPI3MR_HDB_TRIGGER_TYPE_UNKNOWN))
+ return;
+ hdb->trigger_type = type;
+ if (!trigger_data)
+ memset(&hdb->trigger_data, 0, sizeof(*trigger_data));
+ else
+ memcpy(&hdb->trigger_data, trigger_data, sizeof(*trigger_data));
+}
+
+/**
+ * mpi3mr_set_trigger_data_in_all_hdb - Updates HDB trigger type
+ * and trigger data for all HDB
+ *
+ * @mrioc: Adapter instance reference
+ * @type: Trigger type
+ * @data: Trigger data
+ * @force: Trigger overwrite flag
+ * @trigger_data: Pointer to trigger data information
+ *
+ * Updates trigger type and trigger data based on parameter
+ * passed to this function
+ *
+ * Return: Nothing
+ */
+void mpi3mr_set_trigger_data_in_all_hdb(struct mpi3mr_ioc *mrioc,
+ u8 type, union mpi3mr_trigger_data *trigger_data, bool force)
+{
+ struct diag_buffer_desc *hdb = NULL;
+
+ hdb = mpi3mr_diag_buffer_for_type(mrioc, MPI3_DIAG_BUFFER_TYPE_TRACE);
+ if (hdb)
+ mpi3mr_set_trigger_data_in_hdb(hdb, type, trigger_data, force);
+ hdb = mpi3mr_diag_buffer_for_type(mrioc, MPI3_DIAG_BUFFER_TYPE_FW);
+ if (hdb)
+ mpi3mr_set_trigger_data_in_hdb(hdb, type, trigger_data, force);
+}
+
+/**
+ * mpi3mr_hdbstatuschg_evt_th - HDB status change evt tophalf
+ * @mrioc: Adapter instance reference
+ * @event_reply: event data
+ *
+ * Modifies the status of the applicable diag buffer descriptors
+ *
+ * Return: Nothing
+ */
+void mpi3mr_hdbstatuschg_evt_th(struct mpi3mr_ioc *mrioc,
+ struct mpi3_event_notification_reply *event_reply)
+{
+ struct mpi3_event_data_diag_buffer_status_change *evtdata;
+ struct diag_buffer_desc *diag_buffer;
+
+ evtdata = (struct mpi3_event_data_diag_buffer_status_change *)
+ event_reply->event_data;
+
+ diag_buffer = mpi3mr_diag_buffer_for_type(mrioc, evtdata->type);
+ if (!diag_buffer)
+ return;
+ if ((diag_buffer->status != MPI3MR_HDB_BUFSTATUS_POSTED_UNPAUSED) &&
+ (diag_buffer->status != MPI3MR_HDB_BUFSTATUS_POSTED_PAUSED))
+ return;
+ switch (evtdata->reason_code) {
+ case MPI3_EVENT_DIAG_BUFFER_STATUS_CHANGE_RC_RELEASED:
+ {
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_RELEASED;
+ mpi3mr_set_trigger_data_in_hdb(diag_buffer,
+ MPI3MR_HDB_TRIGGER_TYPE_FW_RELEASED, NULL, 0);
+ atomic64_inc(&event_counter);
+ break;
+ }
+ case MPI3_EVENT_DIAG_BUFFER_STATUS_CHANGE_RC_RESUMED:
+ {
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_POSTED_UNPAUSED;
+ break;
+ }
+ case MPI3_EVENT_DIAG_BUFFER_STATUS_CHANGE_RC_PAUSED:
+ {
+ diag_buffer->status = MPI3MR_HDB_BUFSTATUS_POSTED_PAUSED;
+ break;
+ }
+ default:
+ dprint_event_th(mrioc, "%s: unknown reason_code(%d)\n",
+ __func__, evtdata->reason_code);
+ break;
+ }
+}
+
+/**
+ * mpi3mr_diag_buffer_for_type - returns buffer desc for type
+ * @mrioc: Adapter instance reference
+ * @buf_type: Diagnostic buffer type
+ *
+ * Identifies matching diag descriptor from mrioc for given diag
+ * buffer type.
+ *
+ * Return: diag buffer descriptor on success, NULL on failures.
+ */
+
+struct diag_buffer_desc *
+mpi3mr_diag_buffer_for_type(struct mpi3mr_ioc *mrioc, u8 buf_type)
+{
+ u8 i;
+
+ for (i = 0; i < MPI3MR_MAX_NUM_HDB; i++) {
+ if (mrioc->diag_buffers[i].type == buf_type)
+ return &mrioc->diag_buffers[i];
+ }
+ return NULL;
+}
+
+/**
* mpi3mr_bsg_pel_abort - sends PEL abort request
* @mrioc: Adapter instance reference
*
@@ -31,7 +846,7 @@ static int mpi3mr_bsg_pel_abort(struct mpi3mr_ioc *mrioc)
dprint_bsg_err(mrioc, "%s: reset in progress\n", __func__);
return -1;
}
- if (mrioc->stop_bsgs) {
+ if (mrioc->stop_bsgs || mrioc->block_on_pci_err) {
dprint_bsg_err(mrioc, "%s: bsgs are blocked\n", __func__);
return -1;
}
@@ -126,6 +941,259 @@ static struct mpi3mr_ioc *mpi3mr_bsg_verify_adapter(int ioc_number)
}
/**
+ * mpi3mr_bsg_refresh_hdb_triggers - Refresh HDB trigger data
+ * @mrioc: Adapter instance reference
+ * @job: BSG Job pointer
+ *
+ * This function reads the controller trigger config page as
+ * defined by the input page type and refreshes the driver's
+ * local trigger information structures with the controller's
+ * config page data.
+ *
+ * Return: 0 on success and proper error codes on failure
+ */
+static long
+mpi3mr_bsg_refresh_hdb_triggers(struct mpi3mr_ioc *mrioc,
+ struct bsg_job *job)
+{
+ struct mpi3mr_bsg_out_refresh_hdb_triggers refresh_triggers;
+ uint32_t data_out_sz;
+ u8 page_action;
+ long rval = -EINVAL;
+
+ data_out_sz = job->request_payload.payload_len;
+
+ if (data_out_sz != sizeof(refresh_triggers)) {
+ dprint_bsg_err(mrioc, "%s: invalid size argument\n",
+ __func__);
+ return rval;
+ }
+
+ if (mrioc->unrecoverable) {
+ dprint_bsg_err(mrioc, "%s: unrecoverable controller\n",
+ __func__);
+ return -EFAULT;
+ }
+ if (mrioc->reset_in_progress) {
+ dprint_bsg_err(mrioc, "%s: reset in progress\n", __func__);
+ return -EAGAIN;
+ }
+
+ sg_copy_to_buffer(job->request_payload.sg_list,
+ job->request_payload.sg_cnt,
+ &refresh_triggers, sizeof(refresh_triggers));
+
+ switch (refresh_triggers.page_type) {
+ case MPI3MR_HDB_REFRESH_TYPE_CURRENT:
+ page_action = MPI3_CONFIG_ACTION_READ_CURRENT;
+ break;
+ case MPI3MR_HDB_REFRESH_TYPE_DEFAULT:
+ page_action = MPI3_CONFIG_ACTION_READ_DEFAULT;
+ break;
+ case MPI3MR_HDB_HDB_REFRESH_TYPE_PERSISTENT:
+ page_action = MPI3_CONFIG_ACTION_READ_PERSISTENT;
+ break;
+ default:
+ dprint_bsg_err(mrioc,
+ "%s: unsupported refresh trigger, page_type %d\n",
+ __func__, refresh_triggers.page_type);
+ return rval;
+ }
+ rval = mpi3mr_refresh_trigger(mrioc, page_action);
+
+ return rval;
+}
+
+/**
+ * mpi3mr_bsg_upload_hdb - Upload a specific HDB to user space
+ * @mrioc: Adapter instance reference
+ * @job: BSG Job pointer
+ *
+ * Return: 0 on success and proper error codes on failure
+ */
+static long mpi3mr_bsg_upload_hdb(struct mpi3mr_ioc *mrioc,
+ struct bsg_job *job)
+{
+ struct mpi3mr_bsg_out_upload_hdb upload_hdb;
+ struct diag_buffer_desc *diag_buffer;
+ uint32_t data_out_size;
+ uint32_t data_in_size;
+
+ data_out_size = job->request_payload.payload_len;
+ data_in_size = job->reply_payload.payload_len;
+
+ if (data_out_size != sizeof(upload_hdb)) {
+ dprint_bsg_err(mrioc, "%s: invalid size argument\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ sg_copy_to_buffer(job->request_payload.sg_list,
+ job->request_payload.sg_cnt,
+ &upload_hdb, sizeof(upload_hdb));
+
+ if ((!upload_hdb.length) || (data_in_size != upload_hdb.length)) {
+ dprint_bsg_err(mrioc, "%s: invalid length argument\n",
+ __func__);
+ return -EINVAL;
+ }
+ diag_buffer = mpi3mr_diag_buffer_for_type(mrioc, upload_hdb.buf_type);
+ if ((!diag_buffer) || (!diag_buffer->addr)) {
+ dprint_bsg_err(mrioc, "%s: invalid buffer type %d\n",
+ __func__, upload_hdb.buf_type);
+ return -EINVAL;
+ }
+
+ if ((diag_buffer->status != MPI3MR_HDB_BUFSTATUS_RELEASED) &&
+ (diag_buffer->status != MPI3MR_HDB_BUFSTATUS_POSTED_PAUSED)) {
+ dprint_bsg_err(mrioc,
+ "%s: invalid buffer status %d for type %d\n",
+ __func__, diag_buffer->status, upload_hdb.buf_type);
+ return -EINVAL;
+ }
+
+ if ((upload_hdb.start_offset + upload_hdb.length) > diag_buffer->size) {
+ dprint_bsg_err(mrioc,
+ "%s: invalid start offset %d, length %d for type %d\n",
+ __func__, upload_hdb.start_offset, upload_hdb.length,
+ upload_hdb.buf_type);
+ return -EINVAL;
+ }
+ sg_copy_from_buffer(job->reply_payload.sg_list,
+ job->reply_payload.sg_cnt,
+ (diag_buffer->addr + upload_hdb.start_offset),
+ data_in_size);
+ return 0;
+}
+
+/**
+ * mpi3mr_bsg_repost_hdb - Re-post HDB
+ * @mrioc: Adapter instance reference
+ * @job: BSG job pointer
+ *
+ * This function retrieves the HDB descriptor corresponding to a
+ * given buffer type and if the HDB is in released status then
+ * posts the HDB with the firmware.
+ *
+ * Return: 0 on success and proper error codes on failure
+ */
+static long mpi3mr_bsg_repost_hdb(struct mpi3mr_ioc *mrioc,
+ struct bsg_job *job)
+{
+ struct mpi3mr_bsg_out_repost_hdb repost_hdb;
+ struct diag_buffer_desc *diag_buffer;
+ uint32_t data_out_sz;
+
+ data_out_sz = job->request_payload.payload_len;
+
+ if (data_out_sz != sizeof(repost_hdb)) {
+ dprint_bsg_err(mrioc, "%s: invalid size argument\n",
+ __func__);
+ return -EINVAL;
+ }
+ if (mrioc->unrecoverable) {
+ dprint_bsg_err(mrioc, "%s: unrecoverable controller\n",
+ __func__);
+ return -EFAULT;
+ }
+ if (mrioc->reset_in_progress) {
+ dprint_bsg_err(mrioc, "%s: reset in progress\n", __func__);
+ return -EAGAIN;
+ }
+
+ sg_copy_to_buffer(job->request_payload.sg_list,
+ job->request_payload.sg_cnt,
+ &repost_hdb, sizeof(repost_hdb));
+
+ diag_buffer = mpi3mr_diag_buffer_for_type(mrioc, repost_hdb.buf_type);
+ if ((!diag_buffer) || (!diag_buffer->addr)) {
+ dprint_bsg_err(mrioc, "%s: invalid buffer type %d\n",
+ __func__, repost_hdb.buf_type);
+ return -EINVAL;
+ }
+
+ if (diag_buffer->status != MPI3MR_HDB_BUFSTATUS_RELEASED) {
+ dprint_bsg_err(mrioc,
+ "%s: invalid buffer status %d for type %d\n",
+ __func__, diag_buffer->status, repost_hdb.buf_type);
+ return -EINVAL;
+ }
+
+ if (mpi3mr_issue_diag_buf_post(mrioc, diag_buffer)) {
+ dprint_bsg_err(mrioc, "%s: post failed for type %d\n",
+ __func__, repost_hdb.buf_type);
+ return -EFAULT;
+ }
+ mpi3mr_set_trigger_data_in_hdb(diag_buffer,
+ MPI3MR_HDB_TRIGGER_TYPE_UNKNOWN, NULL, 1);
+
+ return 0;
+}
+
+/**
+ * mpi3mr_bsg_query_hdb - Handler for query HDB command
+ * @mrioc: Adapter instance reference
+ * @job: BSG job pointer
+ *
+ * This function prepares and copies the host diagnostic buffer
+ * entries to the user buffer.
+ *
+ * Return: 0 on success and proper error codes on failure
+ */
+static long mpi3mr_bsg_query_hdb(struct mpi3mr_ioc *mrioc,
+ struct bsg_job *job)
+{
+ long rval = 0;
+ struct mpi3mr_bsg_in_hdb_status *hbd_status;
+ struct mpi3mr_hdb_entry *hbd_status_entry;
+ u32 length, min_length;
+ u8 i;
+ struct diag_buffer_desc *diag_buffer;
+ uint32_t data_in_sz = 0;
+
+ data_in_sz = job->request_payload.payload_len;
+
+ length = (sizeof(*hbd_status) + ((MPI3MR_MAX_NUM_HDB - 1) *
+ sizeof(*hbd_status_entry)));
+ hbd_status = kmalloc(length, GFP_KERNEL);
+ if (!hbd_status)
+ return -ENOMEM;
+ hbd_status_entry = &hbd_status->entry[0];
+
+ hbd_status->num_hdb_types = MPI3MR_MAX_NUM_HDB;
+ for (i = 0; i < MPI3MR_MAX_NUM_HDB; i++) {
+ diag_buffer = &mrioc->diag_buffers[i];
+ hbd_status_entry->buf_type = diag_buffer->type;
+ hbd_status_entry->status = diag_buffer->status;
+ hbd_status_entry->trigger_type = diag_buffer->trigger_type;
+ memcpy(&hbd_status_entry->trigger_data,
+ &diag_buffer->trigger_data,
+ sizeof(hbd_status_entry->trigger_data));
+ hbd_status_entry->size = (diag_buffer->size / 1024);
+ hbd_status_entry++;
+ }
+ hbd_status->element_trigger_format =
+ MPI3MR_HDB_QUERY_ELEMENT_TRIGGER_FORMAT_DATA;
+
+ if (data_in_sz < 4) {
+ dprint_bsg_err(mrioc, "%s: invalid size passed\n", __func__);
+ rval = -EINVAL;
+ goto out;
+ }
+ min_length = min(data_in_sz, length);
+ if (job->request_payload.payload_len >= min_length) {
+ sg_copy_from_buffer(job->request_payload.sg_list,
+ job->request_payload.sg_cnt,
+ hbd_status, min_length);
+ rval = 0;
+ }
+out:
+ kfree(hbd_status);
+ return rval;
+}
+
+
+/**
* mpi3mr_enable_logdata - Handler for log data enable
* @mrioc: Adapter instance reference
* @job: BSG job reference
@@ -424,6 +1492,9 @@ static long mpi3mr_bsg_adp_reset(struct mpi3mr_ioc *mrioc,
goto out;
}
+ if (mrioc->unrecoverable || mrioc->block_on_pci_err)
+ return -EINVAL;
+
sg_copy_to_buffer(job->request_payload.sg_list,
job->request_payload.sg_cnt,
&adpreset, sizeof(adpreset));
@@ -553,6 +1624,18 @@ static long mpi3mr_bsg_process_drv_cmds(struct bsg_job *job)
case MPI3MR_DRVBSG_OPCODE_PELENABLE:
rval = mpi3mr_bsg_pel_enable(mrioc, job);
break;
+ case MPI3MR_DRVBSG_OPCODE_QUERY_HDB:
+ rval = mpi3mr_bsg_query_hdb(mrioc, job);
+ break;
+ case MPI3MR_DRVBSG_OPCODE_REPOST_HDB:
+ rval = mpi3mr_bsg_repost_hdb(mrioc, job);
+ break;
+ case MPI3MR_DRVBSG_OPCODE_UPLOAD_HDB:
+ rval = mpi3mr_bsg_upload_hdb(mrioc, job);
+ break;
+ case MPI3MR_DRVBSG_OPCODE_REFRESH_HDB_TRIGGERS:
+ rval = mpi3mr_bsg_refresh_hdb_triggers(mrioc, job);
+ break;
case MPI3MR_DRVBSG_OPCODE_UNKNOWN:
default:
pr_err("%s: unsupported driver command opcode %d\n",
@@ -1495,7 +2578,7 @@ static long mpi3mr_bsg_process_mpt_cmds(struct bsg_job *job)
mutex_unlock(&mrioc->bsg_cmds.mutex);
goto out;
}
- if (mrioc->stop_bsgs) {
+ if (mrioc->stop_bsgs || mrioc->block_on_pci_err) {
dprint_bsg_err(mrioc, "%s: bsgs are blocked\n", __func__);
rval = -EAGAIN;
mutex_unlock(&mrioc->bsg_cmds.mutex);
@@ -2028,7 +3111,8 @@ adp_state_show(struct device *dev, struct device_attribute *attr,
ioc_state = mpi3mr_get_iocstate(mrioc);
if (ioc_state == MRIOC_STATE_UNRECOVERABLE)
adp_state = MPI3MR_BSG_ADPSTATE_UNRECOVERABLE;
- else if ((mrioc->reset_in_progress) || (mrioc->stop_bsgs))
+ else if (mrioc->reset_in_progress || mrioc->stop_bsgs ||
+ mrioc->block_on_pci_err)
adp_state = MPI3MR_BSG_ADPSTATE_IN_RESET;
else if (ioc_state == MRIOC_STATE_FAULT)
adp_state = MPI3MR_BSG_ADPSTATE_FAULT;
diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index c2a22e96f7b7..c196dc14ad20 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -274,6 +274,9 @@ static void mpi3mr_print_event_data(struct mpi3mr_ioc *mrioc,
case MPI3_EVENT_PREPARE_FOR_RESET:
desc = "Prepare For Reset";
break;
+ case MPI3_EVENT_DIAGNOSTIC_BUFFER_STATUS_CHANGE:
+ desc = "Diagnostic Buffer Status Change";
+ break;
}
if (!desc)
@@ -342,13 +345,14 @@ static void mpi3mr_process_admin_reply_desc(struct mpi3mr_ioc *mrioc,
{
u16 reply_desc_type, host_tag = 0;
u16 ioc_status = MPI3_IOCSTATUS_SUCCESS;
- u32 ioc_loginfo = 0;
+ u32 ioc_loginfo = 0, sense_count = 0;
struct mpi3_status_reply_descriptor *status_desc;
struct mpi3_address_reply_descriptor *addr_desc;
struct mpi3_success_reply_descriptor *success_desc;
struct mpi3_default_reply *def_reply = NULL;
struct mpi3mr_drv_cmd *cmdptr = NULL;
struct mpi3_scsi_io_reply *scsi_reply;
+ struct scsi_sense_hdr sshdr;
u8 *sense_buf = NULL;
*reply_dma = 0;
@@ -363,6 +367,7 @@ static void mpi3mr_process_admin_reply_desc(struct mpi3mr_ioc *mrioc,
MPI3_REPLY_DESCRIPT_STATUS_IOCSTATUS_LOGINFOAVAIL)
ioc_loginfo = le32_to_cpu(status_desc->ioc_log_info);
ioc_status &= MPI3_REPLY_DESCRIPT_STATUS_IOCSTATUS_STATUS_MASK;
+ mpi3mr_reply_trigger(mrioc, ioc_status, ioc_loginfo);
break;
case MPI3_REPLY_DESCRIPT_FLAGS_TYPE_ADDRESS_REPLY:
addr_desc = (struct mpi3_address_reply_descriptor *)reply_desc;
@@ -380,7 +385,15 @@ static void mpi3mr_process_admin_reply_desc(struct mpi3mr_ioc *mrioc,
scsi_reply = (struct mpi3_scsi_io_reply *)def_reply;
sense_buf = mpi3mr_get_sensebuf_virt_addr(mrioc,
le64_to_cpu(scsi_reply->sense_data_buffer_address));
+ sense_count = le32_to_cpu(scsi_reply->sense_count);
+ if (sense_buf) {
+ scsi_normalize_sense(sense_buf, sense_count,
+ &sshdr);
+ mpi3mr_scsisense_trigger(mrioc, sshdr.sense_key,
+ sshdr.asc, sshdr.ascq);
+ }
}
+ mpi3mr_reply_trigger(mrioc, ioc_status, ioc_loginfo);
break;
case MPI3_REPLY_DESCRIPT_FLAGS_TYPE_SUCCESS:
success_desc = (struct mpi3_success_reply_descriptor *)reply_desc;
@@ -595,7 +608,7 @@ int mpi3mr_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num)
mrioc = (struct mpi3mr_ioc *)shost->hostdata;
if ((mrioc->reset_in_progress || mrioc->prepare_for_reset ||
- mrioc->unrecoverable))
+ mrioc->unrecoverable || mrioc->pci_err_recovery))
return 0;
num_entries = mpi3mr_process_op_reply_q(mrioc,
@@ -938,6 +951,14 @@ static const struct {
},
{ MPI3MR_RESET_FROM_SYSFS, "sysfs invocation" },
{ MPI3MR_RESET_FROM_SYSFS_TIMEOUT, "sysfs TM timeout" },
+ {
+ MPI3MR_RESET_FROM_DIAG_BUFFER_POST_TIMEOUT,
+ "diagnostic buffer post timeout"
+ },
+ {
+ MPI3MR_RESET_FROM_DIAG_BUFFER_RELEASE_TIMEOUT,
+ "diagnostic buffer release timeout"
+ },
{ MPI3MR_RESET_FROM_FIRMWARE, "firmware asynchronous reset" },
{ MPI3MR_RESET_FROM_CFG_REQ_TIMEOUT, "configuration request timeout"},
{ MPI3MR_RESET_FROM_SAS_TRANSPORT_TIMEOUT, "timeout of a SAS transport layer request" },
@@ -1672,6 +1693,12 @@ int mpi3mr_admin_request_post(struct mpi3mr_ioc *mrioc, void *admin_req,
retval = -EAGAIN;
goto out;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "admin request queue submission failed due to pci error recovery in progress\n");
+ retval = -EAGAIN;
+ goto out;
+ }
+
areq_entry = (u8 *)mrioc->admin_req_base +
(areq_pi * MPI3MR_ADMIN_REQ_FRAME_SZ);
memset(areq_entry, 0, MPI3MR_ADMIN_REQ_FRAME_SZ);
@@ -2342,6 +2369,11 @@ int mpi3mr_op_request_post(struct mpi3mr_ioc *mrioc,
retval = -EAGAIN;
goto out;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "operational request queue submission failed due to pci error recovery in progress\n");
+ retval = -EAGAIN;
+ goto out;
+ }
segment_base_addr = segments[pi / op_req_q->segment_qd].segment;
req_entry = (u8 *)segment_base_addr +
@@ -2387,6 +2419,7 @@ out:
void mpi3mr_check_rh_fault_ioc(struct mpi3mr_ioc *mrioc, u32 reason_code)
{
u32 ioc_status, host_diagnostic, timeout;
+ union mpi3mr_trigger_data trigger_data;
if (mrioc->unrecoverable) {
ioc_err(mrioc, "controller is unrecoverable\n");
@@ -2398,16 +2431,30 @@ void mpi3mr_check_rh_fault_ioc(struct mpi3mr_ioc *mrioc, u32 reason_code)
ioc_err(mrioc, "controller is not present\n");
return;
}
-
+ memset(&trigger_data, 0, sizeof(trigger_data));
ioc_status = readl(&mrioc->sysif_regs->ioc_status);
- if ((ioc_status & MPI3_SYSIF_IOC_STATUS_RESET_HISTORY) ||
- (ioc_status & MPI3_SYSIF_IOC_STATUS_FAULT)) {
+
+ if (ioc_status & MPI3_SYSIF_IOC_STATUS_RESET_HISTORY) {
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_FW_RELEASED, NULL, 0);
+ return;
+ } else if (ioc_status & MPI3_SYSIF_IOC_STATUS_FAULT) {
+ trigger_data.fault = (readl(&mrioc->sysif_regs->fault) &
+ MPI3_SYSIF_FAULT_CODE_MASK);
+
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_FAULT, &trigger_data, 0);
mpi3mr_print_fault_info(mrioc);
return;
}
+
mpi3mr_set_diagsave(mrioc);
mpi3mr_issue_reset(mrioc, MPI3_SYSIF_HOST_DIAG_RESET_ACTION_DIAG_FAULT,
reason_code);
+ trigger_data.fault = (readl(&mrioc->sysif_regs->fault) &
+ MPI3_SYSIF_FAULT_CODE_MASK);
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc, MPI3MR_HDB_TRIGGER_TYPE_FAULT,
+ &trigger_data, 0);
timeout = MPI3_SYSIF_DIAG_SAVE_TIMEOUT * 10;
do {
host_diagnostic = readl(&mrioc->sysif_regs->host_diagnostic);
@@ -2587,10 +2634,11 @@ static void mpi3mr_watchdog_work(struct work_struct *work)
container_of(work, struct mpi3mr_ioc, watchdog_work.work);
unsigned long flags;
enum mpi3mr_iocstate ioc_state;
- u32 fault, host_diagnostic, ioc_status;
+ u32 host_diagnostic, ioc_status;
+ union mpi3mr_trigger_data trigger_data;
u16 reset_reason = MPI3MR_RESET_FROM_FAULT_WATCH;
- if (mrioc->reset_in_progress)
+ if (mrioc->reset_in_progress || mrioc->pci_err_recovery)
return;
if (!mrioc->unrecoverable && !pci_device_is_present(mrioc->pdev)) {
@@ -2618,8 +2666,11 @@ static void mpi3mr_watchdog_work(struct work_struct *work)
return;
}
+ memset(&trigger_data, 0, sizeof(trigger_data));
ioc_status = readl(&mrioc->sysif_regs->ioc_status);
if (ioc_status & MPI3_SYSIF_IOC_STATUS_RESET_HISTORY) {
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_FW_RELEASED, NULL, 0);
mpi3mr_soft_reset_handler(mrioc, MPI3MR_RESET_FROM_FIRMWARE, 0);
return;
}
@@ -2629,7 +2680,9 @@ static void mpi3mr_watchdog_work(struct work_struct *work)
if (ioc_state != MRIOC_STATE_FAULT)
goto schedule_work;
- fault = readl(&mrioc->sysif_regs->fault) & MPI3_SYSIF_FAULT_CODE_MASK;
+ trigger_data.fault = readl(&mrioc->sysif_regs->fault) & MPI3_SYSIF_FAULT_CODE_MASK;
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_FAULT, &trigger_data, 0);
host_diagnostic = readl(&mrioc->sysif_regs->host_diagnostic);
if (host_diagnostic & MPI3_SYSIF_HOST_DIAG_SAVE_IN_PROGRESS) {
if (!mrioc->diagsave_timeout) {
@@ -2643,7 +2696,7 @@ static void mpi3mr_watchdog_work(struct work_struct *work)
mpi3mr_print_fault_info(mrioc);
mrioc->diagsave_timeout = 0;
- switch (fault) {
+ switch (trigger_data.fault) {
case MPI3_SYSIF_FAULT_CODE_COMPLETE_RESET_NEEDED:
case MPI3_SYSIF_FAULT_CODE_POWER_CYCLE_REQUIRED:
ioc_warn(mrioc,
@@ -3003,7 +3056,11 @@ static void mpi3mr_process_factsdata(struct mpi3mr_ioc *mrioc,
mrioc->facts.sge_mod_shift = facts_data->sge_modifier_shift;
mrioc->facts.shutdown_timeout =
le16_to_cpu(facts_data->shutdown_timeout);
-
+ mrioc->facts.diag_trace_sz =
+ le32_to_cpu(facts_data->diag_trace_size);
+ mrioc->facts.diag_fw_sz =
+ le32_to_cpu(facts_data->diag_fw_size);
+ mrioc->facts.diag_drvr_sz = le32_to_cpu(facts_data->diag_driver_size);
mrioc->facts.max_dev_per_tg =
facts_data->max_devices_per_throttle_group;
mrioc->facts.io_throttle_data_length =
@@ -3682,6 +3739,94 @@ static const struct {
};
/**
+ * mpi3mr_repost_diag_bufs - repost host diag buffers
+ * @mrioc: Adapter instance reference
+ *
+ * repost firmware and trace diag buffers based on global
+ * trigger flag from driver page 2
+ *
+ * Return: 0 on success, non-zero on failures.
+ */
+static int mpi3mr_repost_diag_bufs(struct mpi3mr_ioc *mrioc)
+{
+ u64 global_trigger;
+ union mpi3mr_trigger_data prev_trigger_data;
+ struct diag_buffer_desc *trace_hdb = NULL;
+ struct diag_buffer_desc *fw_hdb = NULL;
+ int retval = 0;
+ bool trace_repost_needed = false;
+ bool fw_repost_needed = false;
+ u8 prev_trigger_type;
+
+ retval = mpi3mr_refresh_trigger(mrioc, MPI3_CONFIG_ACTION_READ_CURRENT);
+ if (retval)
+ return -1;
+
+ trace_hdb = mpi3mr_diag_buffer_for_type(mrioc,
+ MPI3_DIAG_BUFFER_TYPE_TRACE);
+
+ if (trace_hdb &&
+ trace_hdb->status != MPI3MR_HDB_BUFSTATUS_NOT_ALLOCATED &&
+ trace_hdb->trigger_type != MPI3MR_HDB_TRIGGER_TYPE_GLOBAL &&
+ trace_hdb->trigger_type != MPI3MR_HDB_TRIGGER_TYPE_ELEMENT)
+ trace_repost_needed = true;
+
+ fw_hdb = mpi3mr_diag_buffer_for_type(mrioc, MPI3_DIAG_BUFFER_TYPE_FW);
+
+ if (fw_hdb && fw_hdb->status != MPI3MR_HDB_BUFSTATUS_NOT_ALLOCATED &&
+ fw_hdb->trigger_type != MPI3MR_HDB_TRIGGER_TYPE_GLOBAL &&
+ fw_hdb->trigger_type != MPI3MR_HDB_TRIGGER_TYPE_ELEMENT)
+ fw_repost_needed = true;
+
+ if (trace_repost_needed || fw_repost_needed) {
+ global_trigger = le64_to_cpu(mrioc->driver_pg2->global_trigger);
+ if (global_trigger &
+ MPI3_DRIVER2_GLOBALTRIGGER_POST_DIAG_TRACE_DISABLED)
+ trace_repost_needed = false;
+ if (global_trigger &
+ MPI3_DRIVER2_GLOBALTRIGGER_POST_DIAG_FW_DISABLED)
+ fw_repost_needed = false;
+ }
+
+ if (trace_repost_needed) {
+ prev_trigger_type = trace_hdb->trigger_type;
+ memcpy(&prev_trigger_data, &trace_hdb->trigger_data,
+ sizeof(trace_hdb->trigger_data));
+ retval = mpi3mr_issue_diag_buf_post(mrioc, trace_hdb);
+ if (!retval) {
+ dprint_init(mrioc, "trace diag buffer reposted");
+ mpi3mr_set_trigger_data_in_hdb(trace_hdb,
+ MPI3MR_HDB_TRIGGER_TYPE_UNKNOWN, NULL, 1);
+ } else {
+ trace_hdb->trigger_type = prev_trigger_type;
+ memcpy(&trace_hdb->trigger_data, &prev_trigger_data,
+ sizeof(prev_trigger_data));
+ ioc_err(mrioc, "trace diag buffer repost failed");
+ return -1;
+ }
+ }
+
+ if (fw_repost_needed) {
+ prev_trigger_type = fw_hdb->trigger_type;
+ memcpy(&prev_trigger_data, &fw_hdb->trigger_data,
+ sizeof(fw_hdb->trigger_data));
+ retval = mpi3mr_issue_diag_buf_post(mrioc, fw_hdb);
+ if (!retval) {
+ dprint_init(mrioc, "firmware diag buffer reposted");
+ mpi3mr_set_trigger_data_in_hdb(fw_hdb,
+ MPI3MR_HDB_TRIGGER_TYPE_UNKNOWN, NULL, 1);
+ } else {
+ fw_hdb->trigger_type = prev_trigger_type;
+ memcpy(&fw_hdb->trigger_data, &prev_trigger_data,
+ sizeof(prev_trigger_data));
+ ioc_err(mrioc, "firmware diag buffer repost failed");
+ return -1;
+ }
+ }
+ return retval;
+}
+
+/**
* mpi3mr_print_ioc_info - Display controller information
* @mrioc: Adapter instance reference
*
@@ -3898,6 +4043,7 @@ static int mpi3mr_enable_events(struct mpi3mr_ioc *mrioc)
mpi3mr_unmask_events(mrioc, MPI3_EVENT_PREPARE_FOR_RESET);
mpi3mr_unmask_events(mrioc, MPI3_EVENT_CABLE_MGMT);
mpi3mr_unmask_events(mrioc, MPI3_EVENT_ENERGY_PACK_CHANGE);
+ mpi3mr_unmask_events(mrioc, MPI3_EVENT_DIAGNOSTIC_BUFFER_STATUS_CHANGE);
retval = mpi3mr_issue_event_notification(mrioc);
if (retval)
@@ -3989,9 +4135,18 @@ retry_init:
}
}
+ dprint_init(mrioc, "allocating host diag buffers\n");
+ mpi3mr_alloc_diag_bufs(mrioc);
+
dprint_init(mrioc, "allocating ioctl dma buffers\n");
mpi3mr_alloc_ioctl_dma_memory(mrioc);
+ dprint_init(mrioc, "posting host diag buffers\n");
+ retval = mpi3mr_post_diag_bufs(mrioc);
+
+ if (retval)
+ ioc_warn(mrioc, "failed to post host diag buffers\n");
+
if (!mrioc->init_cmds.reply) {
retval = mpi3mr_alloc_reply_sense_bufs(mrioc);
if (retval) {
@@ -4067,6 +4222,12 @@ retry_init:
goto out_failed;
}
+ retval = mpi3mr_refresh_trigger(mrioc, MPI3_CONFIG_ACTION_READ_CURRENT);
+ if (retval) {
+ ioc_err(mrioc, "failed to refresh triggers\n");
+ goto out_failed;
+ }
+
ioc_info(mrioc, "controller initialization completed successfully\n");
return retval;
out_failed:
@@ -4118,7 +4279,7 @@ retry_init:
goto out_failed_noretry;
}
- if (is_resume) {
+ if (is_resume || mrioc->block_on_pci_err) {
dprint_reset(mrioc, "setting up single ISR\n");
retval = mpi3mr_setup_isr(mrioc, 1);
if (retval) {
@@ -4144,6 +4305,17 @@ retry_init:
mpi3mr_print_ioc_info(mrioc);
+ if (is_resume) {
+ dprint_reset(mrioc, "posting host diag buffers\n");
+ retval = mpi3mr_post_diag_bufs(mrioc);
+ if (retval)
+ ioc_warn(mrioc, "failed to post host diag buffers\n");
+ } else {
+ retval = mpi3mr_repost_diag_bufs(mrioc);
+ if (retval)
+ ioc_warn(mrioc, "failed to re post host diag buffers\n");
+ }
+
dprint_reset(mrioc, "sending ioc_init\n");
retval = mpi3mr_issue_iocinit(mrioc);
if (retval) {
@@ -4158,7 +4330,7 @@ retry_init:
goto out_failed;
}
- if (is_resume) {
+ if (is_resume || mrioc->block_on_pci_err) {
dprint_reset(mrioc, "setting up multiple ISR\n");
retval = mpi3mr_setup_isr(mrioc, 0);
if (retval) {
@@ -4409,6 +4581,7 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc)
{
u16 i;
struct mpi3mr_intr_info *intr_info;
+ struct diag_buffer_desc *diag_buffer;
mpi3mr_free_enclosure_list(mrioc);
mpi3mr_free_ioctl_dma_memory(mrioc);
@@ -4543,6 +4716,19 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc)
mrioc->pel_seqnum_virt = NULL;
}
+ for (i = 0; i < MPI3MR_MAX_NUM_HDB; i++) {
+ diag_buffer = &mrioc->diag_buffers[i];
+ if (diag_buffer->addr) {
+ dma_free_coherent(&mrioc->pdev->dev,
+ diag_buffer->size, diag_buffer->addr,
+ diag_buffer->dma_addr);
+ diag_buffer->addr = NULL;
+ diag_buffer->size = 0;
+ diag_buffer->type = 0;
+ diag_buffer->status = 0;
+ }
+ }
+
kfree(mrioc->throttle_groups);
mrioc->throttle_groups = NULL;
@@ -4632,7 +4818,8 @@ void mpi3mr_cleanup_ioc(struct mpi3mr_ioc *mrioc)
ioc_state = mpi3mr_get_iocstate(mrioc);
- if ((!mrioc->unrecoverable) && (!mrioc->reset_in_progress) &&
+ if (!mrioc->unrecoverable && !mrioc->reset_in_progress &&
+ !mrioc->pci_err_recovery &&
(ioc_state == MRIOC_STATE_READY)) {
if (mpi3mr_issue_and_process_mur(mrioc,
MPI3MR_RESET_FROM_CTLR_CLEANUP))
@@ -4980,6 +5167,7 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc,
int retval = 0, i;
unsigned long flags;
u32 host_diagnostic, timeout = MPI3_SYSIF_DIAG_SAVE_TIMEOUT * 10;
+ union mpi3mr_trigger_data trigger_data;
/* Block the reset handler until diag save in progress*/
dprint_reset(mrioc,
@@ -5012,10 +5200,16 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc,
mrioc->reset_in_progress = 1;
mrioc->stop_bsgs = 1;
mrioc->prev_reset_result = -1;
+ memset(&trigger_data, 0, sizeof(trigger_data));
if ((!snapdump) && (reset_reason != MPI3MR_RESET_FROM_FAULT_WATCH) &&
(reset_reason != MPI3MR_RESET_FROM_FIRMWARE) &&
(reset_reason != MPI3MR_RESET_FROM_CIACTIV_FAULT)) {
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_SOFT_RESET, NULL, 0);
+ dprint_reset(mrioc,
+ "soft_reset_handler: releasing host diagnostic buffers\n");
+ mpi3mr_release_diag_bufs(mrioc, 0);
for (i = 0; i < MPI3_EVENT_NOTIFY_EVENTMASK_WORDS; i++)
mrioc->event_masks[i] = -1;
@@ -5032,6 +5226,8 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc,
retval = mpi3mr_issue_reset(mrioc,
MPI3_SYSIF_HOST_DIAG_RESET_ACTION_DIAG_FAULT, reset_reason);
if (!retval) {
+ trigger_data.fault = (readl(&mrioc->sysif_regs->fault) &
+ MPI3_SYSIF_FAULT_CODE_MASK);
do {
host_diagnostic =
readl(&mrioc->sysif_regs->host_diagnostic);
@@ -5040,6 +5236,8 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc,
break;
msleep(100);
} while (--timeout);
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_FAULT, &trigger_data, 0);
}
}
@@ -5075,6 +5273,15 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc,
mrioc->prepare_for_reset_timeout_counter = 0;
}
mpi3mr_memset_buffers(mrioc);
+ mpi3mr_release_diag_bufs(mrioc, 1);
+ mrioc->fw_release_trigger_active = false;
+ mrioc->trace_release_trigger_active = false;
+ mrioc->snapdump_trigger_active = false;
+ mpi3mr_set_trigger_data_in_all_hdb(mrioc,
+ MPI3MR_HDB_TRIGGER_TYPE_SOFT_RESET, NULL, 0);
+
+ dprint_reset(mrioc,
+ "soft_reset_handler: reinitializing the controller\n");
retval = mpi3mr_reinit_ioc(mrioc, 0);
if (retval) {
pr_err(IOCNAME "reinit after soft reset failed: reason %d\n",
@@ -5954,3 +6161,64 @@ int mpi3mr_cfg_get_driver_pg1(struct mpi3mr_ioc *mrioc,
out_failed:
return -1;
}
+
+/**
+ * mpi3mr_cfg_get_driver_pg2 - Read current driver page2
+ * @mrioc: Adapter instance reference
+ * @driver_pg2: Pointer to return driver page 2
+ * @pg_sz: Size of the memory allocated to the page pointer
+ * @page_action: Page action
+ *
+ * This is handler for config page read for the driver page2.
+ * This routine checks ioc_status to decide whether the page
+ * read is success or not.
+ *
+ * Return: 0 on success, non-zero on failure.
+ */
+int mpi3mr_cfg_get_driver_pg2(struct mpi3mr_ioc *mrioc,
+ struct mpi3_driver_page2 *driver_pg2, u16 pg_sz, u8 page_action)
+{
+ struct mpi3_config_page_header cfg_hdr;
+ struct mpi3_config_request cfg_req;
+ u16 ioc_status = 0;
+
+ memset(driver_pg2, 0, pg_sz);
+ memset(&cfg_hdr, 0, sizeof(cfg_hdr));
+ memset(&cfg_req, 0, sizeof(cfg_req));
+
+ cfg_req.function = MPI3_FUNCTION_CONFIG;
+ cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER;
+ cfg_req.page_type = MPI3_CONFIG_PAGETYPE_DRIVER;
+ cfg_req.page_number = 2;
+ cfg_req.page_address = 0;
+ cfg_req.page_version = MPI3_DRIVER2_PAGEVERSION;
+
+ if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL,
+ MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, &cfg_hdr, sizeof(cfg_hdr))) {
+ ioc_err(mrioc, "driver page2 header read failed\n");
+ goto out_failed;
+ }
+ if (ioc_status != MPI3_IOCSTATUS_SUCCESS) {
+ ioc_err(mrioc, "driver page2 header read failed with\n"
+ "ioc_status(0x%04x)\n",
+ ioc_status);
+ goto out_failed;
+ }
+ cfg_req.action = page_action;
+
+ if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr,
+ MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, driver_pg2, pg_sz)) {
+ ioc_err(mrioc, "driver page2 read failed\n");
+ goto out_failed;
+ }
+ if (ioc_status != MPI3_IOCSTATUS_SUCCESS) {
+ ioc_err(mrioc, "driver page2 read failed with\n"
+ "ioc_status(0x%04x)\n",
+ ioc_status);
+ goto out_failed;
+ }
+ return 0;
+out_failed:
+ return -1;
+}
+
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
index bce639a6cca1..69b14918de59 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -242,6 +242,40 @@ static void mpi3mr_fwevt_add_to_list(struct mpi3mr_ioc *mrioc,
}
/**
+ * mpi3mr_hdb_trigger_data_event - Add hdb trigger data event to
+ * the list
+ * @mrioc: Adapter instance reference
+ * @event_data: Event data
+ *
+ * Add the given hdb trigger data event to the firmware event
+ * list.
+ *
+ * Return: Nothing.
+ */
+void mpi3mr_hdb_trigger_data_event(struct mpi3mr_ioc *mrioc,
+ struct trigger_event_data *event_data)
+{
+ struct mpi3mr_fwevt *fwevt;
+ u16 sz = sizeof(*event_data);
+
+ fwevt = mpi3mr_alloc_fwevt(sz);
+ if (!fwevt) {
+ ioc_warn(mrioc, "failed to queue hdb trigger data event\n");
+ return;
+ }
+
+ fwevt->mrioc = mrioc;
+ fwevt->event_id = MPI3MR_DRIVER_EVENT_PROCESS_TRIGGER;
+ fwevt->send_ack = 0;
+ fwevt->process_evt = 1;
+ fwevt->evt_ctx = 0;
+ fwevt->event_data_size = sz;
+ memcpy(fwevt->event_data, event_data, sz);
+
+ mpi3mr_fwevt_add_to_list(mrioc, fwevt);
+}
+
+/**
* mpi3mr_fwevt_del_from_list - Delete firmware event from list
* @mrioc: Adapter instance reference
* @fwevt: Firmware event reference
@@ -898,6 +932,8 @@ void mpi3mr_remove_tgtdev_from_host(struct mpi3mr_ioc *mrioc,
}
} else
mpi3mr_remove_tgtdev_from_sas_transport(mrioc, tgtdev);
+ mpi3mr_global_trigger(mrioc,
+ MPI3_DRIVER2_GLOBALTRIGGER_DEVICE_REMOVAL_ENABLED);
ioc_info(mrioc, "%s :Removed handle(0x%04x), wwid(0x%016llx)\n",
__func__, tgtdev->dev_handle, (unsigned long long)tgtdev->wwid);
@@ -920,7 +956,7 @@ static int mpi3mr_report_tgtdev_to_host(struct mpi3mr_ioc *mrioc,
int retval = 0;
struct mpi3mr_tgt_dev *tgtdev;
- if (mrioc->reset_in_progress)
+ if (mrioc->reset_in_progress || mrioc->pci_err_recovery)
return -1;
tgtdev = mpi3mr_get_tgtdev_by_perst_id(mrioc, perst_id);
@@ -1434,6 +1470,62 @@ out:
}
/**
+ * mpi3mr_process_trigger_data_event_bh - Process trigger event
+ * data
+ * @mrioc: Adapter instance reference
+ * @event_data: Event data
+ *
+ * This function releases diage buffers or issues diag fault
+ * based on trigger conditions
+ *
+ * Return: Nothing
+ */
+static void mpi3mr_process_trigger_data_event_bh(struct mpi3mr_ioc *mrioc,
+ struct trigger_event_data *event_data)
+{
+ struct diag_buffer_desc *trace_hdb = event_data->trace_hdb;
+ struct diag_buffer_desc *fw_hdb = event_data->fw_hdb;
+ unsigned long flags;
+ int retval = 0;
+ u8 trigger_type = event_data->trigger_type;
+ union mpi3mr_trigger_data *trigger_data =
+ &event_data->trigger_specific_data;
+
+ if (event_data->snapdump) {
+ if (trace_hdb)
+ mpi3mr_set_trigger_data_in_hdb(trace_hdb, trigger_type,
+ trigger_data, 1);
+ if (fw_hdb)
+ mpi3mr_set_trigger_data_in_hdb(fw_hdb, trigger_type,
+ trigger_data, 1);
+ mpi3mr_soft_reset_handler(mrioc,
+ MPI3MR_RESET_FROM_TRIGGER, 1);
+ return;
+ }
+
+ if (trace_hdb) {
+ retval = mpi3mr_issue_diag_buf_release(mrioc, trace_hdb);
+ if (!retval) {
+ mpi3mr_set_trigger_data_in_hdb(trace_hdb, trigger_type,
+ trigger_data, 1);
+ }
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ mrioc->trace_release_trigger_active = false;
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+ }
+ if (fw_hdb) {
+ retval = mpi3mr_issue_diag_buf_release(mrioc, fw_hdb);
+ if (!retval) {
+ mpi3mr_set_trigger_data_in_hdb(fw_hdb, trigger_type,
+ trigger_data, 1);
+ }
+ spin_lock_irqsave(&mrioc->trigger_lock, flags);
+ mrioc->fw_release_trigger_active = false;
+ spin_unlock_irqrestore(&mrioc->trigger_lock, flags);
+ }
+}
+
+/**
* mpi3mr_encldev_add_chg_evt_debug - debug for enclosure event
* @mrioc: Adapter instance reference
* @encl_pg0: Enclosure page 0.
@@ -1915,6 +2007,7 @@ static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc,
struct mpi3_device_page0 *dev_pg0 = NULL;
u16 perst_id, handle, dev_info;
struct mpi3_device0_sas_sata_format *sasinf = NULL;
+ unsigned int timeout;
mpi3mr_fwevt_del_from_list(mrioc, fwevt);
mrioc->current_event = fwevt;
@@ -2005,8 +2098,18 @@ static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc,
}
case MPI3_EVENT_WAIT_FOR_DEVICES_TO_REFRESH:
{
- while (mrioc->device_refresh_on)
+ timeout = MPI3MR_RESET_TIMEOUT * 2;
+ while ((mrioc->device_refresh_on || mrioc->block_on_pci_err) &&
+ !mrioc->unrecoverable && !mrioc->pci_err_recovery) {
msleep(500);
+ if (!timeout--) {
+ mrioc->unrecoverable = 1;
+ break;
+ }
+ }
+
+ if (mrioc->unrecoverable || mrioc->pci_err_recovery)
+ break;
dprint_event_bh(mrioc,
"scan for non responding and newly added devices after soft reset started\n");
@@ -2019,6 +2122,12 @@ static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc,
"scan for non responding and newly added devices after soft reset completed\n");
break;
}
+ case MPI3MR_DRIVER_EVENT_PROCESS_TRIGGER:
+ {
+ mpi3mr_process_trigger_data_event_bh(mrioc,
+ (struct trigger_event_data *)fwevt->event_data);
+ break;
+ }
default:
break;
}
@@ -2857,6 +2966,7 @@ void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc,
ack_req = 1;
evt_type = event_reply->event;
+ mpi3mr_event_trigger(mrioc, event_reply->event);
switch (evt_type) {
case MPI3_EVENT_DEVICE_ADDED:
@@ -2895,6 +3005,11 @@ void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc,
ack_req = 0;
break;
}
+ case MPI3_EVENT_DIAGNOSTIC_BUFFER_STATUS_CHANGE:
+ {
+ mpi3mr_hdbstatuschg_evt_th(mrioc, event_reply);
+ break;
+ }
case MPI3_EVENT_DEVICE_INFO_CHANGED:
case MPI3_EVENT_LOG_DATA:
case MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE:
@@ -3158,6 +3273,7 @@ void mpi3mr_process_op_reply_desc(struct mpi3mr_ioc *mrioc,
MPI3_REPLY_DESCRIPT_STATUS_IOCSTATUS_LOGINFOAVAIL)
ioc_loginfo = le32_to_cpu(status_desc->ioc_log_info);
ioc_status &= MPI3_REPLY_DESCRIPT_STATUS_IOCSTATUS_STATUS_MASK;
+ mpi3mr_reply_trigger(mrioc, ioc_status, ioc_loginfo);
break;
case MPI3_REPLY_DESCRIPT_FLAGS_TYPE_ADDRESS_REPLY:
addr_desc = (struct mpi3_address_reply_descriptor *)reply_desc;
@@ -3186,6 +3302,12 @@ void mpi3mr_process_op_reply_desc(struct mpi3mr_ioc *mrioc,
ioc_status &= MPI3_REPLY_DESCRIPT_STATUS_IOCSTATUS_STATUS_MASK;
if (sense_state == MPI3_SCSI_STATE_SENSE_BUFF_Q_EMPTY)
panic("%s: Ran out of sense buffers\n", mrioc->name);
+ if (sense_buf) {
+ scsi_normalize_sense(sense_buf, sense_count, &sshdr);
+ mpi3mr_scsisense_trigger(mrioc, sshdr.sense_key,
+ sshdr.asc, sshdr.ascq);
+ }
+ mpi3mr_reply_trigger(mrioc, ioc_status, ioc_loginfo);
break;
case MPI3_REPLY_DESCRIPT_FLAGS_TYPE_SUCCESS:
success_desc = (struct mpi3_success_reply_descriptor *)reply_desc;
@@ -3685,6 +3807,13 @@ int mpi3mr_issue_tm(struct mpi3mr_ioc *mrioc, u8 tm_type,
mutex_unlock(&drv_cmd->mutex);
goto out;
}
+ if (mrioc->block_on_pci_err) {
+ retval = -1;
+ dprint_tm(mrioc, "sending task management failed due to\n"
+ "pci error recovery in progress\n");
+ mutex_unlock(&drv_cmd->mutex);
+ goto out;
+ }
drv_cmd->state = MPI3MR_CMD_PENDING;
drv_cmd->is_waiting = 1;
@@ -3811,6 +3940,8 @@ int mpi3mr_issue_tm(struct mpi3mr_ioc *mrioc, u8 tm_type,
default:
break;
}
+ mpi3mr_global_trigger(mrioc,
+ MPI3_DRIVER2_GLOBALTRIGGER_TASK_MANAGEMENT_ENABLED);
out_unlock:
drv_cmd->state = MPI3MR_CMD_NOTUSED;
@@ -4068,6 +4199,7 @@ static int mpi3mr_eh_bus_reset(struct scsi_cmnd *scmd)
struct mpi3mr_sdev_priv_data *sdev_priv_data;
u8 dev_type = MPI3_DEVICE_DEVFORM_VD;
int retval = FAILED;
+ unsigned int timeout = MPI3MR_RESET_TIMEOUT;
sdev_priv_data = scmd->device->hostdata;
if (sdev_priv_data && sdev_priv_data->tgt_priv_data) {
@@ -4078,12 +4210,24 @@ static int mpi3mr_eh_bus_reset(struct scsi_cmnd *scmd)
if (dev_type == MPI3_DEVICE_DEVFORM_VD) {
mpi3mr_wait_for_host_io(mrioc,
MPI3MR_RAID_ERRREC_RESET_TIMEOUT);
- if (!mpi3mr_get_fw_pending_ios(mrioc))
+ if (!mpi3mr_get_fw_pending_ios(mrioc)) {
+ while (mrioc->reset_in_progress ||
+ mrioc->prepare_for_reset ||
+ mrioc->block_on_pci_err) {
+ ssleep(1);
+ if (!timeout--) {
+ retval = FAILED;
+ goto out;
+ }
+ }
retval = SUCCESS;
+ goto out;
+ }
}
if (retval == FAILED)
mpi3mr_print_pending_host_io(mrioc);
+out:
sdev_printk(KERN_INFO, scmd->device,
"Bus reset is %s for scmd(%p)\n",
((retval == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
@@ -4766,7 +4910,8 @@ static int mpi3mr_qcmd(struct Scsi_Host *shost,
goto out;
}
- if (mrioc->reset_in_progress) {
+ if (mrioc->reset_in_progress || mrioc->prepare_for_reset
+ || mrioc->block_on_pci_err) {
retval = SCSI_MLQUEUE_HOST_BUSY;
goto out;
}
@@ -5249,7 +5394,14 @@ static void mpi3mr_remove(struct pci_dev *pdev)
while (mrioc->reset_in_progress || mrioc->is_driver_loading)
ssleep(1);
- if (!pci_device_is_present(mrioc->pdev)) {
+ if (mrioc->block_on_pci_err) {
+ mrioc->block_on_pci_err = false;
+ scsi_unblock_requests(shost);
+ mrioc->unrecoverable = 1;
+ }
+
+ if (!pci_device_is_present(mrioc->pdev) ||
+ mrioc->pci_err_recovery) {
mrioc->unrecoverable = 1;
mpi3mr_flush_cmds_for_unrecovered_controller(mrioc);
}
@@ -5433,6 +5585,197 @@ mpi3mr_resume(struct device *dev)
return 0;
}
+/**
+ * mpi3mr_pcierr_error_detected - PCI error detected callback
+ * @pdev: PCI device instance
+ * @state: channel state
+ *
+ * This function is called by the PCI error recovery driver and
+ * based on the state passed the driver decides what actions to
+ * be recommended back to PCI driver.
+ *
+ * For all of the states if there is no valid mrioc or scsi host
+ * references in the PCI device then this function will return
+ * the result as disconnect.
+ *
+ * For normal state, this function will return the result as can
+ * recover.
+ *
+ * For frozen state, this function will block for any pending
+ * controller initialization or re-initialization to complete,
+ * stop any new interactions with the controller and return
+ * status as reset required.
+ *
+ * For permanent failure state, this function will mark the
+ * controller as unrecoverable and return status as disconnect.
+ *
+ * Returns: PCI_ERS_RESULT_NEED_RESET or CAN_RECOVER or
+ * DISCONNECT based on the controller state.
+ */
+static pci_ers_result_t
+mpi3mr_pcierr_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
+{
+ struct Scsi_Host *shost;
+ struct mpi3mr_ioc *mrioc;
+ unsigned int timeout = MPI3MR_RESET_TIMEOUT;
+
+ dev_info(&pdev->dev, "%s: callback invoked state(%d)\n", __func__,
+ state);
+
+ shost = pci_get_drvdata(pdev);
+ mrioc = shost_priv(shost);
+
+ switch (state) {
+ case pci_channel_io_normal:
+ return PCI_ERS_RESULT_CAN_RECOVER;
+ case pci_channel_io_frozen:
+ mrioc->pci_err_recovery = true;
+ mrioc->block_on_pci_err = true;
+ do {
+ if (mrioc->reset_in_progress || mrioc->is_driver_loading)
+ ssleep(1);
+ else
+ break;
+ } while (--timeout);
+
+ if (!timeout) {
+ mrioc->pci_err_recovery = true;
+ mrioc->block_on_pci_err = true;
+ mrioc->unrecoverable = 1;
+ mpi3mr_stop_watchdog(mrioc);
+ mpi3mr_flush_cmds_for_unrecovered_controller(mrioc);
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+
+ scsi_block_requests(mrioc->shost);
+ mpi3mr_stop_watchdog(mrioc);
+ mpi3mr_cleanup_resources(mrioc);
+ return PCI_ERS_RESULT_NEED_RESET;
+ case pci_channel_io_perm_failure:
+ mrioc->pci_err_recovery = true;
+ mrioc->block_on_pci_err = true;
+ mrioc->unrecoverable = 1;
+ mpi3mr_stop_watchdog(mrioc);
+ mpi3mr_flush_cmds_for_unrecovered_controller(mrioc);
+ return PCI_ERS_RESULT_DISCONNECT;
+ default:
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+}
+
+/**
+ * mpi3mr_pcierr_slot_reset - Post slot reset callback
+ * @pdev: PCI device instance
+ *
+ * This function is called by the PCI error recovery driver
+ * after a slot or link reset issued by it for the recovery, the
+ * driver is expected to bring back the controller and
+ * initialize it.
+ *
+ * This function restores PCI state and reinitializes controller
+ * resources and the controller, this blocks for any pending
+ * reset to complete.
+ *
+ * Returns: PCI_ERS_RESULT_DISCONNECT on failure or
+ * PCI_ERS_RESULT_RECOVERED
+ */
+static pci_ers_result_t mpi3mr_pcierr_slot_reset(struct pci_dev *pdev)
+{
+ struct Scsi_Host *shost;
+ struct mpi3mr_ioc *mrioc;
+ unsigned int timeout = MPI3MR_RESET_TIMEOUT;
+
+ dev_info(&pdev->dev, "%s: callback invoked\n", __func__);
+
+ shost = pci_get_drvdata(pdev);
+ mrioc = shost_priv(shost);
+
+ do {
+ if (mrioc->reset_in_progress)
+ ssleep(1);
+ else
+ break;
+ } while (--timeout);
+
+ if (!timeout)
+ goto out_failed;
+
+ pci_restore_state(pdev);
+
+ if (mpi3mr_setup_resources(mrioc)) {
+ ioc_err(mrioc, "setup resources failed\n");
+ goto out_failed;
+ }
+ mrioc->unrecoverable = 0;
+ mrioc->pci_err_recovery = false;
+
+ if (mpi3mr_soft_reset_handler(mrioc, MPI3MR_RESET_FROM_FIRMWARE, 0))
+ goto out_failed;
+
+ return PCI_ERS_RESULT_RECOVERED;
+
+out_failed:
+ mrioc->unrecoverable = 1;
+ mrioc->block_on_pci_err = false;
+ scsi_unblock_requests(shost);
+ mpi3mr_start_watchdog(mrioc);
+ return PCI_ERS_RESULT_DISCONNECT;
+}
+
+/**
+ * mpi3mr_pcierr_resume - PCI error recovery resume
+ * callback
+ * @pdev: PCI device instance
+ *
+ * This function enables all I/O and IOCTLs post reset issued as
+ * part of the PCI error recovery
+ *
+ * Return: Nothing.
+ */
+static void mpi3mr_pcierr_resume(struct pci_dev *pdev)
+{
+ struct Scsi_Host *shost;
+ struct mpi3mr_ioc *mrioc;
+
+ dev_info(&pdev->dev, "%s: callback invoked\n", __func__);
+
+ shost = pci_get_drvdata(pdev);
+ mrioc = shost_priv(shost);
+
+ if (mrioc->block_on_pci_err) {
+ mrioc->block_on_pci_err = false;
+ scsi_unblock_requests(shost);
+ mpi3mr_start_watchdog(mrioc);
+ }
+}
+
+/**
+ * mpi3mr_pcierr_mmio_enabled - PCI error recovery callback
+ * @pdev: PCI device instance
+ *
+ * This is called only if mpi3mr_pcierr_error_detected returns
+ * PCI_ERS_RESULT_CAN_RECOVER.
+ *
+ * Return: PCI_ERS_RESULT_DISCONNECT when the controller is
+ * unrecoverable or when the shost/mrioc reference cannot be
+ * found, else return PCI_ERS_RESULT_RECOVERED
+ */
+static pci_ers_result_t mpi3mr_pcierr_mmio_enabled(struct pci_dev *pdev)
+{
+ struct Scsi_Host *shost;
+ struct mpi3mr_ioc *mrioc;
+
+ dev_info(&pdev->dev, "%s: callback invoked\n", __func__);
+
+ shost = pci_get_drvdata(pdev);
+ mrioc = shost_priv(shost);
+
+ if (mrioc->unrecoverable)
+ return PCI_ERS_RESULT_DISCONNECT;
+
+ return PCI_ERS_RESULT_RECOVERED;
+}
+
static const struct pci_device_id mpi3mr_pci_id_table[] = {
{
PCI_DEVICE_SUB(MPI3_MFGPAGE_VENDORID_BROADCOM,
@@ -5450,6 +5793,13 @@ static const struct pci_device_id mpi3mr_pci_id_table[] = {
};
MODULE_DEVICE_TABLE(pci, mpi3mr_pci_id_table);
+static struct pci_error_handlers mpi3mr_err_handler = {
+ .error_detected = mpi3mr_pcierr_error_detected,
+ .mmio_enabled = mpi3mr_pcierr_mmio_enabled,
+ .slot_reset = mpi3mr_pcierr_slot_reset,
+ .resume = mpi3mr_pcierr_resume,
+};
+
static SIMPLE_DEV_PM_OPS(mpi3mr_pm_ops, mpi3mr_suspend, mpi3mr_resume);
static struct pci_driver mpi3mr_pci_driver = {
@@ -5458,6 +5808,7 @@ static struct pci_driver mpi3mr_pci_driver = {
.probe = mpi3mr_probe,
.remove = mpi3mr_remove,
.shutdown = mpi3mr_shutdown,
+ .err_handler = &mpi3mr_err_handler,
.driver.pm = &mpi3mr_pm_ops,
};
diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c
index 82aa4e418c5a..ccd23def2e0c 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_transport.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c
@@ -151,6 +151,11 @@ static int mpi3mr_report_manufacture(struct mpi3mr_ioc *mrioc,
return -EFAULT;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "%s: pci error recovery in progress!\n", __func__);
+ return -EFAULT;
+ }
+
data_out_sz = sizeof(struct rep_manu_request);
data_in_sz = sizeof(struct rep_manu_reply);
data_out = dma_alloc_coherent(&mrioc->pdev->dev,
@@ -790,6 +795,12 @@ static int mpi3mr_set_identify(struct mpi3mr_ioc *mrioc, u16 handle,
return -EFAULT;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "%s: pci error recovery in progress!\n",
+ __func__);
+ return -EFAULT;
+ }
+
if ((mpi3mr_cfg_get_dev_pg0(mrioc, &ioc_status, &device_pg0,
sizeof(device_pg0), MPI3_DEVICE_PGAD_FORM_HANDLE, handle))) {
ioc_err(mrioc, "%s: device page0 read failed\n", __func__);
@@ -1007,6 +1018,9 @@ mpi3mr_alloc_hba_port(struct mpi3mr_ioc *mrioc, u16 port_id)
hba_port->port_id = port_id;
ioc_info(mrioc, "hba_port entry: %p, port: %d is added to hba_port list\n",
hba_port, hba_port->port_id);
+ if (mrioc->reset_in_progress ||
+ mrioc->pci_err_recovery)
+ hba_port->flags = MPI3MR_HBA_PORT_FLAG_NEW;
list_add_tail(&hba_port->list, &mrioc->hba_port_table_list);
return hba_port;
}
@@ -1055,7 +1069,7 @@ void mpi3mr_update_links(struct mpi3mr_ioc *mrioc,
struct mpi3mr_sas_node *mr_sas_node;
struct mpi3mr_sas_phy *mr_sas_phy;
- if (mrioc->reset_in_progress)
+ if (mrioc->reset_in_progress || mrioc->pci_err_recovery)
return;
spin_lock_irqsave(&mrioc->sas_node_lock, flags);
@@ -1353,7 +1367,7 @@ static struct mpi3mr_sas_port *mpi3mr_sas_port_add(struct mpi3mr_ioc *mrioc,
mpi3mr_sas_port_sanity_check(mrioc, mr_sas_node,
mr_sas_port->remote_identify.sas_address, hba_port);
- if (mr_sas_node->num_phys > sizeof(mr_sas_port->phy_mask) * 8)
+ if (mr_sas_node->num_phys >= sizeof(mr_sas_port->phy_mask) * 8)
ioc_info(mrioc, "max port count %u could be too high\n",
mr_sas_node->num_phys);
@@ -1363,7 +1377,7 @@ static struct mpi3mr_sas_port *mpi3mr_sas_port_add(struct mpi3mr_ioc *mrioc,
(mr_sas_node->phy[i].hba_port != hba_port))
continue;
- if (i > sizeof(mr_sas_port->phy_mask) * 8) {
+ if (i >= sizeof(mr_sas_port->phy_mask) * 8) {
ioc_warn(mrioc, "skipping port %u, max allowed value is %zu\n",
i, sizeof(mr_sas_port->phy_mask) * 8);
goto out_fail;
@@ -1978,7 +1992,7 @@ int mpi3mr_expander_add(struct mpi3mr_ioc *mrioc, u16 handle)
if (!handle)
return -1;
- if (mrioc->reset_in_progress)
+ if (mrioc->reset_in_progress || mrioc->pci_err_recovery)
return -1;
if ((mpi3mr_cfg_get_sas_exp_pg0(mrioc, &ioc_status, &expander_pg0,
@@ -2184,7 +2198,7 @@ void mpi3mr_expander_node_remove(struct mpi3mr_ioc *mrioc,
/* remove sibling ports attached to this expander */
list_for_each_entry_safe(mr_sas_port, next,
&sas_expander->sas_port_list, port_list) {
- if (mrioc->reset_in_progress)
+ if (mrioc->reset_in_progress || mrioc->pci_err_recovery)
return;
if (mr_sas_port->remote_identify.device_type ==
SAS_END_DEVICE)
@@ -2234,7 +2248,7 @@ void mpi3mr_expander_remove(struct mpi3mr_ioc *mrioc, u64 sas_address,
struct mpi3mr_sas_node *sas_expander;
unsigned long flags;
- if (mrioc->reset_in_progress)
+ if (mrioc->reset_in_progress || mrioc->pci_err_recovery)
return;
if (!hba_port)
@@ -2545,6 +2559,11 @@ static int mpi3mr_get_expander_phy_error_log(struct mpi3mr_ioc *mrioc,
return -EFAULT;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "%s: pci error recovery in progress!\n", __func__);
+ return -EFAULT;
+ }
+
data_out_sz = sizeof(struct phy_error_log_request);
data_in_sz = sizeof(struct phy_error_log_reply);
sz = data_out_sz + data_in_sz;
@@ -2804,6 +2823,12 @@ mpi3mr_expander_phy_control(struct mpi3mr_ioc *mrioc,
return -EFAULT;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "%s: pci error recovery in progress!\n",
+ __func__);
+ return -EFAULT;
+ }
+
data_out_sz = sizeof(struct phy_control_request);
data_in_sz = sizeof(struct phy_control_reply);
sz = data_out_sz + data_in_sz;
@@ -3227,6 +3252,12 @@ mpi3mr_transport_smp_handler(struct bsg_job *job, struct Scsi_Host *shost,
goto out;
}
+ if (mrioc->pci_err_recovery) {
+ ioc_err(mrioc, "%s: pci error recovery in progress!\n", __func__);
+ rc = -EFAULT;
+ goto out;
+ }
+
rc = mpi3mr_map_smp_buffer(&mrioc->pdev->dev, &job->request_payload,
&dma_addr_out, &dma_len_out, &addr_out);
if (rc)
diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c
index 6a6621728c69..1b54ba51a485 100644
--- a/drivers/scsi/pcmcia/aha152x_stub.c
+++ b/drivers/scsi/pcmcia/aha152x_stub.c
@@ -75,6 +75,7 @@ module_param(synchronous, int, 0);
module_param(reset_delay, int, 0);
module_param(ext_trans, int, 0);
+MODULE_DESCRIPTION("Adaptec AHA152X-compatible PCMCIA SCSI card driver");
MODULE_LICENSE("Dual MPL/GPL");
/*====================================================================*/
diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
index a5a31dfa4512..ee2da8e49d4c 100644
--- a/drivers/scsi/pm8001/pm8001_sas.c
+++ b/drivers/scsi/pm8001/pm8001_sas.c
@@ -166,7 +166,6 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
unsigned long flags;
pm8001_ha = sas_phy->ha->lldd_ha;
phy = &pm8001_ha->phy[phy_id];
- pm8001_ha->phy[phy_id].enable_completion = &completion;
if (PM8001_CHIP_DISP->fatal_errors(pm8001_ha)) {
/*
@@ -190,6 +189,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
rates->maximum_linkrate;
}
if (pm8001_ha->phy[phy_id].phy_state == PHY_LINK_DISABLE) {
+ pm8001_ha->phy[phy_id].enable_completion = &completion;
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
wait_for_completion(&completion);
}
@@ -198,6 +198,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
break;
case PHY_FUNC_HARD_RESET:
if (pm8001_ha->phy[phy_id].phy_state == PHY_LINK_DISABLE) {
+ pm8001_ha->phy[phy_id].enable_completion = &completion;
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
wait_for_completion(&completion);
}
@@ -206,6 +207,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
break;
case PHY_FUNC_LINK_RESET:
if (pm8001_ha->phy[phy_id].phy_state == PHY_LINK_DISABLE) {
+ pm8001_ha->phy[phy_id].enable_completion = &completion;
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
wait_for_completion(&completion);
}
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index a52ae6841939..8fe886dc5e47 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -568,13 +568,13 @@ static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version =
pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION);
- pm8001_dbg(pm8001_ha, DEV,
+ pm8001_dbg(pm8001_ha, INIT,
"Main cfg table: sign:%x interface rev:%x fw_rev:%x\n",
pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev);
- pm8001_dbg(pm8001_ha, DEV,
+ pm8001_dbg(pm8001_ha, INIT,
"table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n",
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset,
@@ -582,7 +582,7 @@ static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset);
- pm8001_dbg(pm8001_ha, DEV,
+ pm8001_dbg(pm8001_ha, INIT,
"Main cfg table; ila rev:%x Inactive fw rev:%x\n",
pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version);
diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c
index 8300f0bdddb3..2d9fcc45ad85 100644
--- a/drivers/scsi/ppa.c
+++ b/drivers/scsi/ppa.c
@@ -1155,4 +1155,5 @@ static struct parport_driver ppa_driver = {
};
module_parport_driver(ppa_driver);
+MODULE_DESCRIPTION("IOMEGA PPA3 parallel port SCSI host adapter driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c
index 19bb64bdd88b..52dc9604f567 100644
--- a/drivers/scsi/qla2xxx/qla_bsg.c
+++ b/drivers/scsi/qla2xxx/qla_bsg.c
@@ -324,7 +324,7 @@ qla2x00_process_els(struct bsg_job *bsg_job)
"request_sg_cnt=%x reply_sg_cnt=%x.\n",
bsg_job->request_payload.sg_cnt,
bsg_job->reply_payload.sg_cnt);
- rval = -EPERM;
+ rval = -ENOBUFS;
goto done;
}
@@ -3059,17 +3059,61 @@ skip_chip_chk:
return ret;
}
-int
-qla24xx_bsg_timeout(struct bsg_job *bsg_job)
+static bool qla_bsg_found(struct qla_qpair *qpair, struct bsg_job *bsg_job)
{
+ bool found = false;
struct fc_bsg_reply *bsg_reply = bsg_job->reply;
scsi_qla_host_t *vha = shost_priv(fc_bsg_to_shost(bsg_job));
struct qla_hw_data *ha = vha->hw;
- srb_t *sp;
- int cnt, que;
+ srb_t *sp = NULL;
+ int cnt;
unsigned long flags;
struct req_que *req;
+ spin_lock_irqsave(qpair->qp_lock_ptr, flags);
+ req = qpair->req;
+
+ for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
+ sp = req->outstanding_cmds[cnt];
+ if (sp &&
+ (sp->type == SRB_CT_CMD ||
+ sp->type == SRB_ELS_CMD_HST ||
+ sp->type == SRB_ELS_CMD_HST_NOLOGIN) &&
+ sp->u.bsg_job == bsg_job) {
+ req->outstanding_cmds[cnt] = NULL;
+ spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
+
+ if (!ha->flags.eeh_busy && ha->isp_ops->abort_command(sp)) {
+ ql_log(ql_log_warn, vha, 0x7089,
+ "mbx abort_command failed.\n");
+ bsg_reply->result = -EIO;
+ } else {
+ ql_dbg(ql_dbg_user, vha, 0x708a,
+ "mbx abort_command success.\n");
+ bsg_reply->result = 0;
+ }
+ /* ref: INIT */
+ kref_put(&sp->cmd_kref, qla2x00_sp_release);
+
+ found = true;
+ goto done;
+ }
+ }
+ spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
+
+done:
+ return found;
+}
+
+int
+qla24xx_bsg_timeout(struct bsg_job *bsg_job)
+{
+ struct fc_bsg_reply *bsg_reply = bsg_job->reply;
+ scsi_qla_host_t *vha = shost_priv(fc_bsg_to_shost(bsg_job));
+ struct qla_hw_data *ha = vha->hw;
+ int i;
+ struct qla_qpair *qpair;
+
ql_log(ql_log_info, vha, 0x708b, "%s CMD timeout. bsg ptr %p.\n",
__func__, bsg_job);
@@ -3079,48 +3123,22 @@ qla24xx_bsg_timeout(struct bsg_job *bsg_job)
qla_pci_set_eeh_busy(vha);
}
+ if (qla_bsg_found(ha->base_qpair, bsg_job))
+ goto done;
+
/* find the bsg job from the active list of commands */
- spin_lock_irqsave(&ha->hardware_lock, flags);
- for (que = 0; que < ha->max_req_queues; que++) {
- req = ha->req_q_map[que];
- if (!req)
+ for (i = 0; i < ha->max_qpairs; i++) {
+ qpair = vha->hw->queue_pair_map[i];
+ if (!qpair)
continue;
-
- for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
- sp = req->outstanding_cmds[cnt];
- if (sp &&
- (sp->type == SRB_CT_CMD ||
- sp->type == SRB_ELS_CMD_HST ||
- sp->type == SRB_ELS_CMD_HST_NOLOGIN ||
- sp->type == SRB_FXIOCB_BCMD) &&
- sp->u.bsg_job == bsg_job) {
- req->outstanding_cmds[cnt] = NULL;
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
-
- if (!ha->flags.eeh_busy && ha->isp_ops->abort_command(sp)) {
- ql_log(ql_log_warn, vha, 0x7089,
- "mbx abort_command failed.\n");
- bsg_reply->result = -EIO;
- } else {
- ql_dbg(ql_dbg_user, vha, 0x708a,
- "mbx abort_command success.\n");
- bsg_reply->result = 0;
- }
- spin_lock_irqsave(&ha->hardware_lock, flags);
- goto done;
-
- }
- }
+ if (qla_bsg_found(qpair, bsg_job))
+ goto done;
}
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
ql_log(ql_log_info, vha, 0x708b, "SRB not found to abort.\n");
bsg_reply->result = -ENXIO;
- return 0;
done:
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- /* ref: INIT */
- kref_put(&sp->cmd_kref, qla2x00_sp_release);
return 0;
}
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 2f49baf131e2..7cf998e3cc68 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -3309,9 +3309,20 @@ struct fab_scan_rp {
u8 node_name[8];
};
+enum scan_step {
+ FAB_SCAN_START,
+ FAB_SCAN_GPNFT_FCP,
+ FAB_SCAN_GNNFT_FCP,
+ FAB_SCAN_GPNFT_NVME,
+ FAB_SCAN_GNNFT_NVME,
+};
+
struct fab_scan {
struct fab_scan_rp *l;
u32 size;
+ u32 rscn_gen_start;
+ u32 rscn_gen_end;
+ enum scan_step step;
u16 scan_retry;
#define MAX_SCAN_RETRIES 5
enum scan_flags_t scan_flags;
@@ -3537,9 +3548,8 @@ enum qla_work_type {
QLA_EVT_RELOGIN,
QLA_EVT_ASYNC_PRLO,
QLA_EVT_ASYNC_PRLO_DONE,
- QLA_EVT_GPNFT,
- QLA_EVT_GPNFT_DONE,
- QLA_EVT_GNNFT_DONE,
+ QLA_EVT_SCAN_CMD,
+ QLA_EVT_SCAN_FINISH,
QLA_EVT_GFPNID,
QLA_EVT_SP_RETRY,
QLA_EVT_IIDMA,
@@ -5030,6 +5040,7 @@ typedef struct scsi_qla_host {
/* Counter to detect races between ELS and RSCN events */
atomic_t generation_tick;
+ atomic_t rscn_gen;
/* Time when global fcport update has been scheduled */
int total_fcport_update_gen;
/* List of pending LOGOs, protected by tgt_mutex */
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 7309310d2ab9..cededfda9d0e 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -728,9 +728,9 @@ int qla24xx_async_gpsc(scsi_qla_host_t *, fc_port_t *);
void qla24xx_handle_gpsc_event(scsi_qla_host_t *, struct event_arg *);
int qla2x00_mgmt_svr_login(scsi_qla_host_t *);
int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport, bool);
-int qla24xx_async_gpnft(scsi_qla_host_t *, u8, srb_t *);
-void qla24xx_async_gpnft_done(scsi_qla_host_t *, srb_t *);
-void qla24xx_async_gnnft_done(scsi_qla_host_t *, srb_t *);
+int qla_fab_async_scan(scsi_qla_host_t *, srb_t *);
+void qla_fab_scan_start(struct scsi_qla_host *);
+void qla_fab_scan_finish(scsi_qla_host_t *, srb_t *);
int qla24xx_post_gfpnid_work(struct scsi_qla_host *, fc_port_t *);
int qla24xx_async_gfpnid(scsi_qla_host_t *, fc_port_t *);
void qla24xx_handle_gfpnid_event(scsi_qla_host_t *, struct event_arg *);
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index 1cf9d200d563..d2bddca7045a 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -1710,7 +1710,7 @@ qla2x00_hba_attributes(scsi_qla_host_t *vha, void *entries,
eiter->type = cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
alen = scnprintf(
eiter->a.orom_version, sizeof(eiter->a.orom_version),
- "%d.%02d", ha->bios_revision[1], ha->bios_revision[0]);
+ "%d.%02d", ha->efi_revision[1], ha->efi_revision[0]);
alen += FDMI_ATTR_ALIGNMENT(alen);
alen += FDMI_ATTR_TYPELEN(eiter);
eiter->len = cpu_to_be16(alen);
@@ -3168,7 +3168,30 @@ static int qla2x00_is_a_vp(scsi_qla_host_t *vha, u64 wwn)
return rc;
}
-void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp)
+static bool qla_ok_to_clear_rscn(scsi_qla_host_t *vha, fc_port_t *fcport)
+{
+ u32 rscn_gen;
+
+ rscn_gen = atomic_read(&vha->rscn_gen);
+ ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2017,
+ "%s %d %8phC rscn_gen %x start %x end %x current %x\n",
+ __func__, __LINE__, fcport->port_name, fcport->rscn_gen,
+ vha->scan.rscn_gen_start, vha->scan.rscn_gen_end, rscn_gen);
+
+ if (val_is_in_range(fcport->rscn_gen, vha->scan.rscn_gen_start,
+ vha->scan.rscn_gen_end))
+ /* rscn came in before fabric scan */
+ return true;
+
+ if (val_is_in_range(fcport->rscn_gen, vha->scan.rscn_gen_end, rscn_gen))
+ /* rscn came in after fabric scan */
+ return false;
+
+ /* rare: fcport's scan_needed + rscn_gen must be stale */
+ return true;
+}
+
+void qla_fab_scan_finish(scsi_qla_host_t *vha, srb_t *sp)
{
fc_port_t *fcport;
u32 i, rc;
@@ -3281,10 +3304,10 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp)
(fcport->scan_needed &&
fcport->port_type != FCT_INITIATOR &&
fcport->port_type != FCT_NVME_INITIATOR)) {
+ fcport->scan_needed = 0;
qlt_schedule_sess_for_deletion(fcport);
}
fcport->d_id.b24 = rp->id.b24;
- fcport->scan_needed = 0;
break;
}
@@ -3325,7 +3348,9 @@ login_logout:
do_delete = true;
}
- fcport->scan_needed = 0;
+ if (qla_ok_to_clear_rscn(vha, fcport))
+ fcport->scan_needed = 0;
+
if (((qla_dual_mode_enabled(vha) ||
qla_ini_mode_enabled(vha)) &&
atomic_read(&fcport->state) == FCS_ONLINE) ||
@@ -3355,7 +3380,9 @@ login_logout:
fcport->port_name, fcport->loop_id,
fcport->login_retry);
}
- fcport->scan_needed = 0;
+
+ if (qla_ok_to_clear_rscn(vha, fcport))
+ fcport->scan_needed = 0;
qla24xx_fcport_handle_login(vha, fcport);
}
}
@@ -3379,14 +3406,11 @@ out:
}
}
-static int qla2x00_post_gnnft_gpnft_done_work(struct scsi_qla_host *vha,
+static int qla2x00_post_next_scan_work(struct scsi_qla_host *vha,
srb_t *sp, int cmd)
{
struct qla_work_evt *e;
- if (cmd != QLA_EVT_GPNFT_DONE && cmd != QLA_EVT_GNNFT_DONE)
- return QLA_PARAMETER_ERROR;
-
e = qla2x00_alloc_work(vha, cmd);
if (!e)
return QLA_FUNCTION_FAILED;
@@ -3396,37 +3420,15 @@ static int qla2x00_post_gnnft_gpnft_done_work(struct scsi_qla_host *vha,
return qla2x00_post_work(vha, e);
}
-static int qla2x00_post_nvme_gpnft_work(struct scsi_qla_host *vha,
- srb_t *sp, int cmd)
-{
- struct qla_work_evt *e;
-
- if (cmd != QLA_EVT_GPNFT)
- return QLA_PARAMETER_ERROR;
-
- e = qla2x00_alloc_work(vha, cmd);
- if (!e)
- return QLA_FUNCTION_FAILED;
-
- e->u.gpnft.fc4_type = FC4_TYPE_NVME;
- e->u.gpnft.sp = sp;
-
- return qla2x00_post_work(vha, e);
-}
-
static void qla2x00_find_free_fcp_nvme_slot(struct scsi_qla_host *vha,
struct srb *sp)
{
struct qla_hw_data *ha = vha->hw;
int num_fibre_dev = ha->max_fibre_devices;
- struct ct_sns_req *ct_req =
- (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
struct ct_sns_gpnft_rsp *ct_rsp =
(struct ct_sns_gpnft_rsp *)sp->u.iocb_cmd.u.ctarg.rsp;
struct ct_sns_gpn_ft_data *d;
struct fab_scan_rp *rp;
- u16 cmd = be16_to_cpu(ct_req->command);
- u8 fc4_type = sp->gen2;
int i, j, k;
port_id_t id;
u8 found;
@@ -3445,85 +3447,83 @@ static void qla2x00_find_free_fcp_nvme_slot(struct scsi_qla_host *vha,
if (id.b24 == 0 || wwn == 0)
continue;
- if (fc4_type == FC4_TYPE_FCP_SCSI) {
- if (cmd == GPN_FT_CMD) {
- rp = &vha->scan.l[j];
- rp->id = id;
- memcpy(rp->port_name, d->port_name, 8);
- j++;
- rp->fc4type = FS_FC4TYPE_FCP;
- } else {
- for (k = 0; k < num_fibre_dev; k++) {
- rp = &vha->scan.l[k];
- if (id.b24 == rp->id.b24) {
- memcpy(rp->node_name,
- d->port_name, 8);
- break;
- }
+ ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2025,
+ "%s %06x %8ph \n",
+ __func__, id.b24, d->port_name);
+
+ switch (vha->scan.step) {
+ case FAB_SCAN_GPNFT_FCP:
+ rp = &vha->scan.l[j];
+ rp->id = id;
+ memcpy(rp->port_name, d->port_name, 8);
+ j++;
+ rp->fc4type = FS_FC4TYPE_FCP;
+ break;
+ case FAB_SCAN_GNNFT_FCP:
+ for (k = 0; k < num_fibre_dev; k++) {
+ rp = &vha->scan.l[k];
+ if (id.b24 == rp->id.b24) {
+ memcpy(rp->node_name,
+ d->port_name, 8);
+ break;
}
}
- } else {
- /* Search if the fibre device supports FC4_TYPE_NVME */
- if (cmd == GPN_FT_CMD) {
- found = 0;
-
- for (k = 0; k < num_fibre_dev; k++) {
- rp = &vha->scan.l[k];
- if (!memcmp(rp->port_name,
- d->port_name, 8)) {
- /*
- * Supports FC-NVMe & FCP
- */
- rp->fc4type |= FS_FC4TYPE_NVME;
- found = 1;
- break;
- }
+ break;
+ case FAB_SCAN_GPNFT_NVME:
+ found = 0;
+
+ for (k = 0; k < num_fibre_dev; k++) {
+ rp = &vha->scan.l[k];
+ if (!memcmp(rp->port_name, d->port_name, 8)) {
+ /*
+ * Supports FC-NVMe & FCP
+ */
+ rp->fc4type |= FS_FC4TYPE_NVME;
+ found = 1;
+ break;
}
+ }
- /* We found new FC-NVMe only port */
- if (!found) {
- for (k = 0; k < num_fibre_dev; k++) {
- rp = &vha->scan.l[k];
- if (wwn_to_u64(rp->port_name)) {
- continue;
- } else {
- rp->id = id;
- memcpy(rp->port_name,
- d->port_name, 8);
- rp->fc4type =
- FS_FC4TYPE_NVME;
- break;
- }
- }
- }
- } else {
+ /* We found new FC-NVMe only port */
+ if (!found) {
for (k = 0; k < num_fibre_dev; k++) {
rp = &vha->scan.l[k];
- if (id.b24 == rp->id.b24) {
- memcpy(rp->node_name,
- d->port_name, 8);
+ if (wwn_to_u64(rp->port_name)) {
+ continue;
+ } else {
+ rp->id = id;
+ memcpy(rp->port_name, d->port_name, 8);
+ rp->fc4type = FS_FC4TYPE_NVME;
break;
}
}
}
+ break;
+ case FAB_SCAN_GNNFT_NVME:
+ for (k = 0; k < num_fibre_dev; k++) {
+ rp = &vha->scan.l[k];
+ if (id.b24 == rp->id.b24) {
+ memcpy(rp->node_name, d->port_name, 8);
+ break;
+ }
+ }
+ break;
+ default:
+ break;
}
}
}
-static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res)
+static void qla_async_scan_sp_done(srb_t *sp, int res)
{
struct scsi_qla_host *vha = sp->vha;
- struct ct_sns_req *ct_req =
- (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
- u16 cmd = be16_to_cpu(ct_req->command);
- u8 fc4_type = sp->gen2;
unsigned long flags;
int rc;
/* gen2 field is holding the fc4type */
- ql_dbg(ql_dbg_disc, vha, 0xffff,
- "Async done-%s res %x FC4Type %x\n",
- sp->name, res, sp->gen2);
+ ql_dbg(ql_dbg_disc, vha, 0x2026,
+ "Async done-%s res %x step %x\n",
+ sp->name, res, vha->scan.step);
sp->rc = res;
if (res) {
@@ -3547,8 +3547,7 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res)
* sp for GNNFT_DONE work. This will allow all
* the resource to get freed up.
*/
- rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp,
- QLA_EVT_GNNFT_DONE);
+ rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_FINISH);
if (rc) {
/* Cleanup here to prevent memory leak */
qla24xx_sp_unmap(vha, sp);
@@ -3573,28 +3572,30 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res)
qla2x00_find_free_fcp_nvme_slot(vha, sp);
- if ((fc4_type == FC4_TYPE_FCP_SCSI) && vha->flags.nvme_enabled &&
- cmd == GNN_FT_CMD) {
- spin_lock_irqsave(&vha->work_lock, flags);
- vha->scan.scan_flags &= ~SF_SCANNING;
- spin_unlock_irqrestore(&vha->work_lock, flags);
+ spin_lock_irqsave(&vha->work_lock, flags);
+ vha->scan.scan_flags &= ~SF_SCANNING;
+ spin_unlock_irqrestore(&vha->work_lock, flags);
- sp->rc = res;
- rc = qla2x00_post_nvme_gpnft_work(vha, sp, QLA_EVT_GPNFT);
- if (rc) {
- qla24xx_sp_unmap(vha, sp);
- set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
- set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
- }
- return;
- }
+ switch (vha->scan.step) {
+ case FAB_SCAN_GPNFT_FCP:
+ case FAB_SCAN_GPNFT_NVME:
+ rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_CMD);
+ break;
+ case FAB_SCAN_GNNFT_FCP:
+ if (vha->flags.nvme_enabled)
+ rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_CMD);
+ else
+ rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_FINISH);
- if (cmd == GPN_FT_CMD) {
- rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp,
- QLA_EVT_GPNFT_DONE);
- } else {
- rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp,
- QLA_EVT_GNNFT_DONE);
+ break;
+ case FAB_SCAN_GNNFT_NVME:
+ rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_FINISH);
+ break;
+ default:
+ /* should not be here */
+ WARN_ON(1);
+ rc = QLA_FUNCTION_FAILED;
+ break;
}
if (rc) {
@@ -3605,127 +3606,16 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res)
}
}
-/*
- * Get WWNN list for fc4_type
- *
- * It is assumed the same SRB is re-used from GPNFT to avoid
- * mem free & re-alloc
- */
-static int qla24xx_async_gnnft(scsi_qla_host_t *vha, struct srb *sp,
- u8 fc4_type)
-{
- int rval = QLA_FUNCTION_FAILED;
- struct ct_sns_req *ct_req;
- struct ct_sns_pkt *ct_sns;
- unsigned long flags;
-
- if (!vha->flags.online) {
- spin_lock_irqsave(&vha->work_lock, flags);
- vha->scan.scan_flags &= ~SF_SCANNING;
- spin_unlock_irqrestore(&vha->work_lock, flags);
- goto done_free_sp;
- }
-
- if (!sp->u.iocb_cmd.u.ctarg.req || !sp->u.iocb_cmd.u.ctarg.rsp) {
- ql_log(ql_log_warn, vha, 0xffff,
- "%s: req %p rsp %p are not setup\n",
- __func__, sp->u.iocb_cmd.u.ctarg.req,
- sp->u.iocb_cmd.u.ctarg.rsp);
- spin_lock_irqsave(&vha->work_lock, flags);
- vha->scan.scan_flags &= ~SF_SCANNING;
- spin_unlock_irqrestore(&vha->work_lock, flags);
- WARN_ON(1);
- set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
- set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
- goto done_free_sp;
- }
-
- ql_dbg(ql_dbg_disc, vha, 0xfffff,
- "%s: FC4Type %x, CT-PASSTHRU %s command ctarg rsp size %d, ctarg req size %d\n",
- __func__, fc4_type, sp->name, sp->u.iocb_cmd.u.ctarg.rsp_size,
- sp->u.iocb_cmd.u.ctarg.req_size);
-
- sp->type = SRB_CT_PTHRU_CMD;
- sp->name = "gnnft";
- sp->gen1 = vha->hw->base_qpair->chip_reset;
- sp->gen2 = fc4_type;
- qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
- qla2x00_async_gpnft_gnnft_sp_done);
-
- memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size);
- memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size);
-
- ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
- /* CT_IU preamble */
- ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD,
- sp->u.iocb_cmd.u.ctarg.rsp_size);
-
- /* GPN_FT req */
- ct_req->req.gpn_ft.port_type = fc4_type;
-
- sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE;
- sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
-
- ql_dbg(ql_dbg_disc, vha, 0xffff,
- "Async-%s hdl=%x FC4Type %x.\n", sp->name,
- sp->handle, ct_req->req.gpn_ft.port_type);
-
- rval = qla2x00_start_sp(sp);
- if (rval != QLA_SUCCESS) {
- goto done_free_sp;
- }
-
- return rval;
-
-done_free_sp:
- if (sp->u.iocb_cmd.u.ctarg.req) {
- dma_free_coherent(&vha->hw->pdev->dev,
- sp->u.iocb_cmd.u.ctarg.req_allocated_size,
- sp->u.iocb_cmd.u.ctarg.req,
- sp->u.iocb_cmd.u.ctarg.req_dma);
- sp->u.iocb_cmd.u.ctarg.req = NULL;
- }
- if (sp->u.iocb_cmd.u.ctarg.rsp) {
- dma_free_coherent(&vha->hw->pdev->dev,
- sp->u.iocb_cmd.u.ctarg.rsp_allocated_size,
- sp->u.iocb_cmd.u.ctarg.rsp,
- sp->u.iocb_cmd.u.ctarg.rsp_dma);
- sp->u.iocb_cmd.u.ctarg.rsp = NULL;
- }
- /* ref: INIT */
- kref_put(&sp->cmd_kref, qla2x00_sp_release);
-
- spin_lock_irqsave(&vha->work_lock, flags);
- vha->scan.scan_flags &= ~SF_SCANNING;
- if (vha->scan.scan_flags == 0) {
- ql_dbg(ql_dbg_disc, vha, 0xffff,
- "%s: schedule\n", __func__);
- vha->scan.scan_flags |= SF_QUEUED;
- schedule_delayed_work(&vha->scan.scan_work, 5);
- }
- spin_unlock_irqrestore(&vha->work_lock, flags);
-
-
- return rval;
-} /* GNNFT */
-
-void qla24xx_async_gpnft_done(scsi_qla_host_t *vha, srb_t *sp)
-{
- ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
- "%s enter\n", __func__);
- qla24xx_async_gnnft(vha, sp, sp->gen2);
-}
-
/* Get WWPN list for certain fc4_type */
-int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
+int qla_fab_async_scan(scsi_qla_host_t *vha, srb_t *sp)
{
int rval = QLA_FUNCTION_FAILED;
struct ct_sns_req *ct_req;
struct ct_sns_pkt *ct_sns;
- u32 rspsz;
+ u32 rspsz = 0;
unsigned long flags;
- ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
+ ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x200c,
"%s enter\n", __func__);
if (!vha->flags.online)
@@ -3734,22 +3624,21 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
spin_lock_irqsave(&vha->work_lock, flags);
if (vha->scan.scan_flags & SF_SCANNING) {
spin_unlock_irqrestore(&vha->work_lock, flags);
- ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
+ ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2012,
"%s: scan active\n", __func__);
return rval;
}
vha->scan.scan_flags |= SF_SCANNING;
+ if (!sp)
+ vha->scan.step = FAB_SCAN_START;
+
spin_unlock_irqrestore(&vha->work_lock, flags);
- if (fc4_type == FC4_TYPE_FCP_SCSI) {
- ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
+ switch (vha->scan.step) {
+ case FAB_SCAN_START:
+ ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2018,
"%s: Performing FCP Scan\n", __func__);
- if (sp) {
- /* ref: INIT */
- kref_put(&sp->cmd_kref, qla2x00_sp_release);
- }
-
/* ref: INIT */
sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
if (!sp) {
@@ -3765,7 +3654,7 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
GFP_KERNEL);
sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
if (!sp->u.iocb_cmd.u.ctarg.req) {
- ql_log(ql_log_warn, vha, 0xffff,
+ ql_log(ql_log_warn, vha, 0x201a,
"Failed to allocate ct_sns request.\n");
spin_lock_irqsave(&vha->work_lock, flags);
vha->scan.scan_flags &= ~SF_SCANNING;
@@ -3773,7 +3662,6 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
qla2x00_rel_sp(sp);
return rval;
}
- sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE;
rspsz = sizeof(struct ct_sns_gpnft_rsp) +
vha->hw->max_fibre_devices *
@@ -3785,7 +3673,7 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
GFP_KERNEL);
sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = rspsz;
if (!sp->u.iocb_cmd.u.ctarg.rsp) {
- ql_log(ql_log_warn, vha, 0xffff,
+ ql_log(ql_log_warn, vha, 0x201b,
"Failed to allocate ct_sns request.\n");
spin_lock_irqsave(&vha->work_lock, flags);
vha->scan.scan_flags &= ~SF_SCANNING;
@@ -3805,35 +3693,95 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
"%s scan list size %d\n", __func__, vha->scan.size);
memset(vha->scan.l, 0, vha->scan.size);
- } else if (!sp) {
- ql_dbg(ql_dbg_disc, vha, 0xffff,
- "NVME scan did not provide SP\n");
+
+ vha->scan.step = FAB_SCAN_GPNFT_FCP;
+ break;
+ case FAB_SCAN_GPNFT_FCP:
+ vha->scan.step = FAB_SCAN_GNNFT_FCP;
+ break;
+ case FAB_SCAN_GNNFT_FCP:
+ vha->scan.step = FAB_SCAN_GPNFT_NVME;
+ break;
+ case FAB_SCAN_GPNFT_NVME:
+ vha->scan.step = FAB_SCAN_GNNFT_NVME;
+ break;
+ case FAB_SCAN_GNNFT_NVME:
+ default:
+ /* should not be here */
+ WARN_ON(1);
+ goto done_free_sp;
+ }
+
+ if (!sp) {
+ ql_dbg(ql_dbg_disc, vha, 0x201c,
+ "scan did not provide SP\n");
return rval;
}
+ if (!sp->u.iocb_cmd.u.ctarg.req || !sp->u.iocb_cmd.u.ctarg.rsp) {
+ ql_log(ql_log_warn, vha, 0x201d,
+ "%s: req %p rsp %p are not setup\n",
+ __func__, sp->u.iocb_cmd.u.ctarg.req,
+ sp->u.iocb_cmd.u.ctarg.rsp);
+ spin_lock_irqsave(&vha->work_lock, flags);
+ vha->scan.scan_flags &= ~SF_SCANNING;
+ spin_unlock_irqrestore(&vha->work_lock, flags);
+ WARN_ON(1);
+ set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
+ set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+ goto done_free_sp;
+ }
+
+ rspsz = sp->u.iocb_cmd.u.ctarg.rsp_size;
+ memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size);
+ memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size);
+
sp->type = SRB_CT_PTHRU_CMD;
- sp->name = "gpnft";
sp->gen1 = vha->hw->base_qpair->chip_reset;
- sp->gen2 = fc4_type;
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
- qla2x00_async_gpnft_gnnft_sp_done);
-
- rspsz = sp->u.iocb_cmd.u.ctarg.rsp_size;
- memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size);
- memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size);
+ qla_async_scan_sp_done);
ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
- /* CT_IU preamble */
- ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz);
- /* GPN_FT req */
- ct_req->req.gpn_ft.port_type = fc4_type;
+ /* CT_IU preamble */
+ switch (vha->scan.step) {
+ case FAB_SCAN_GPNFT_FCP:
+ sp->name = "gpnft";
+ ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz);
+ ct_req->req.gpn_ft.port_type = FC4_TYPE_FCP_SCSI;
+ sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE;
+ break;
+ case FAB_SCAN_GNNFT_FCP:
+ sp->name = "gnnft";
+ ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD, rspsz);
+ ct_req->req.gpn_ft.port_type = FC4_TYPE_FCP_SCSI;
+ sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE;
+ break;
+ case FAB_SCAN_GPNFT_NVME:
+ sp->name = "gpnft";
+ ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz);
+ ct_req->req.gpn_ft.port_type = FC4_TYPE_NVME;
+ sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE;
+ break;
+ case FAB_SCAN_GNNFT_NVME:
+ sp->name = "gnnft";
+ ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD, rspsz);
+ ct_req->req.gpn_ft.port_type = FC4_TYPE_NVME;
+ sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE;
+ break;
+ default:
+ /* should not be here */
+ WARN_ON(1);
+ goto done_free_sp;
+ }
sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
- ql_dbg(ql_dbg_disc, vha, 0xffff,
- "Async-%s hdl=%x FC4Type %x.\n", sp->name,
- sp->handle, ct_req->req.gpn_ft.port_type);
+ ql_dbg(ql_dbg_disc, vha, 0x2003,
+ "%s: step %d, rsp size %d, req size %d hdl %x %s FC4TYPE %x \n",
+ __func__, vha->scan.step, sp->u.iocb_cmd.u.ctarg.rsp_size,
+ sp->u.iocb_cmd.u.ctarg.req_size, sp->handle, sp->name,
+ ct_req->req.gpn_ft.port_type);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
@@ -3864,7 +3812,7 @@ done_free_sp:
spin_lock_irqsave(&vha->work_lock, flags);
vha->scan.scan_flags &= ~SF_SCANNING;
if (vha->scan.scan_flags == 0) {
- ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
+ ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2007,
"%s: Scan scheduled.\n", __func__);
vha->scan.scan_flags |= SF_QUEUED;
schedule_delayed_work(&vha->scan.scan_work, 5);
@@ -3875,6 +3823,15 @@ done_free_sp:
return rval;
}
+void qla_fab_scan_start(struct scsi_qla_host *vha)
+{
+ int rval;
+
+ rval = qla_fab_async_scan(vha, NULL);
+ if (rval)
+ set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+}
+
void qla_scan_work_fn(struct work_struct *work)
{
struct fab_scan *s = container_of(to_delayed_work(work),
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 8377624d76c9..31fc6a0eca3e 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -423,7 +423,7 @@ qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
sp->type = SRB_LOGOUT_CMD;
sp->name = "logout";
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
- qla2x00_async_logout_sp_done),
+ qla2x00_async_logout_sp_done);
ql_dbg(ql_dbg_disc, vha, 0x2070,
"Async-logout - hdl=%x loop-id=%x portid=%02x%02x%02x %8phC explicit %d.\n",
@@ -1842,10 +1842,18 @@ int qla24xx_post_newsess_work(struct scsi_qla_host *vha, port_id_t *id,
return qla2x00_post_work(vha, e);
}
+static void qla_rscn_gen_tick(scsi_qla_host_t *vha, u32 *ret_rscn_gen)
+{
+ *ret_rscn_gen = atomic_inc_return(&vha->rscn_gen);
+ /* memory barrier */
+ wmb();
+}
+
void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
{
fc_port_t *fcport;
unsigned long flags;
+ u32 rscn_gen;
switch (ea->id.b.rsvd_1) {
case RSCN_PORT_ADDR:
@@ -1875,15 +1883,16 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
* Otherwise we're already in the middle of a relogin
*/
fcport->scan_needed = 1;
- fcport->rscn_gen++;
+ qla_rscn_gen_tick(vha, &fcport->rscn_gen);
}
} else {
fcport->scan_needed = 1;
- fcport->rscn_gen++;
+ qla_rscn_gen_tick(vha, &fcport->rscn_gen);
}
}
break;
case RSCN_AREA_ADDR:
+ qla_rscn_gen_tick(vha, &rscn_gen);
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->flags & FCF_FCP2_DEVICE &&
atomic_read(&fcport->state) == FCS_ONLINE)
@@ -1891,11 +1900,12 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
if ((ea->id.b24 & 0xffff00) == (fcport->d_id.b24 & 0xffff00)) {
fcport->scan_needed = 1;
- fcport->rscn_gen++;
+ fcport->rscn_gen = rscn_gen;
}
}
break;
case RSCN_DOM_ADDR:
+ qla_rscn_gen_tick(vha, &rscn_gen);
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->flags & FCF_FCP2_DEVICE &&
atomic_read(&fcport->state) == FCS_ONLINE)
@@ -1903,19 +1913,20 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
if ((ea->id.b24 & 0xff0000) == (fcport->d_id.b24 & 0xff0000)) {
fcport->scan_needed = 1;
- fcport->rscn_gen++;
+ fcport->rscn_gen = rscn_gen;
}
}
break;
case RSCN_FAB_ADDR:
default:
+ qla_rscn_gen_tick(vha, &rscn_gen);
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->flags & FCF_FCP2_DEVICE &&
atomic_read(&fcport->state) == FCS_ONLINE)
continue;
fcport->scan_needed = 1;
- fcport->rscn_gen++;
+ fcport->rscn_gen = rscn_gen;
}
break;
}
@@ -1924,6 +1935,7 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
if (vha->scan.scan_flags == 0) {
ql_dbg(ql_dbg_disc, vha, 0xffff, "%s: schedule\n", __func__);
vha->scan.scan_flags |= SF_QUEUED;
+ vha->scan.rscn_gen_start = atomic_read(&vha->rscn_gen);
schedule_delayed_work(&vha->scan.scan_work, 5);
}
spin_unlock_irqrestore(&vha->work_lock, flags);
@@ -6393,10 +6405,9 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
qlt_do_generation_tick(vha, &discovery_gen);
if (USE_ASYNC_SCAN(ha)) {
- rval = qla24xx_async_gpnft(vha, FC4_TYPE_FCP_SCSI,
- NULL);
- if (rval)
- set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+ /* start of scan begins here */
+ vha->scan.rscn_gen_end = atomic_read(&vha->rscn_gen);
+ qla_fab_scan_start(vha);
} else {
list_for_each_entry(fcport, &vha->vp_fcports, list)
fcport->scan_state = QLA_FCPORT_SCAN;
@@ -8207,15 +8218,21 @@ qla28xx_get_aux_images(
struct qla27xx_image_status pri_aux_image_status, sec_aux_image_status;
bool valid_pri_image = false, valid_sec_image = false;
bool active_pri_image = false, active_sec_image = false;
+ int rc;
if (!ha->flt_region_aux_img_status_pri) {
ql_dbg(ql_dbg_init, vha, 0x018a, "Primary aux image not addressed\n");
goto check_sec_image;
}
- qla24xx_read_flash_data(vha, (uint32_t *)&pri_aux_image_status,
+ rc = qla24xx_read_flash_data(vha, (uint32_t *)&pri_aux_image_status,
ha->flt_region_aux_img_status_pri,
sizeof(pri_aux_image_status) >> 2);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x01a1,
+ "Unable to read Primary aux image(%x).\n", rc);
+ goto check_sec_image;
+ }
qla27xx_print_image(vha, "Primary aux image", &pri_aux_image_status);
if (qla28xx_check_aux_image_status_signature(&pri_aux_image_status)) {
@@ -8246,9 +8263,15 @@ check_sec_image:
goto check_valid_image;
}
- qla24xx_read_flash_data(vha, (uint32_t *)&sec_aux_image_status,
+ rc = qla24xx_read_flash_data(vha, (uint32_t *)&sec_aux_image_status,
ha->flt_region_aux_img_status_sec,
sizeof(sec_aux_image_status) >> 2);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x01a2,
+ "Unable to read Secondary aux image(%x).\n", rc);
+ goto check_valid_image;
+ }
+
qla27xx_print_image(vha, "Secondary aux image", &sec_aux_image_status);
if (qla28xx_check_aux_image_status_signature(&sec_aux_image_status)) {
@@ -8306,6 +8329,7 @@ qla27xx_get_active_image(struct scsi_qla_host *vha,
struct qla27xx_image_status pri_image_status, sec_image_status;
bool valid_pri_image = false, valid_sec_image = false;
bool active_pri_image = false, active_sec_image = false;
+ int rc;
if (!ha->flt_region_img_status_pri) {
ql_dbg(ql_dbg_init, vha, 0x018a, "Primary image not addressed\n");
@@ -8347,8 +8371,14 @@ check_sec_image:
goto check_valid_image;
}
- qla24xx_read_flash_data(vha, (uint32_t *)(&sec_image_status),
+ rc = qla24xx_read_flash_data(vha, (uint32_t *)(&sec_image_status),
ha->flt_region_img_status_sec, sizeof(sec_image_status) >> 2);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x01a3,
+ "Unable to read Secondary image status(%x).\n", rc);
+ goto check_valid_image;
+ }
+
qla27xx_print_image(vha, "Secondary image", &sec_image_status);
if (qla27xx_check_image_status_signature(&sec_image_status)) {
@@ -8420,11 +8450,10 @@ qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
"FW: Loading firmware from flash (%x).\n", faddr);
dcode = (uint32_t *)req->ring;
- qla24xx_read_flash_data(vha, dcode, faddr, 8);
- if (qla24xx_risc_firmware_invalid(dcode)) {
+ rval = qla24xx_read_flash_data(vha, dcode, faddr, 8);
+ if (rval || qla24xx_risc_firmware_invalid(dcode)) {
ql_log(ql_log_fatal, vha, 0x008c,
- "Unable to verify the integrity of flash firmware "
- "image.\n");
+ "Unable to verify the integrity of flash firmware image (rval %x).\n", rval);
ql_log(ql_log_fatal, vha, 0x008d,
"Firmware data: %08x %08x %08x %08x.\n",
dcode[0], dcode[1], dcode[2], dcode[3]);
@@ -8438,7 +8467,12 @@ qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
for (j = 0; j < segments; j++) {
ql_dbg(ql_dbg_init, vha, 0x008d,
"-> Loading segment %u...\n", j);
- qla24xx_read_flash_data(vha, dcode, faddr, 10);
+ rval = qla24xx_read_flash_data(vha, dcode, faddr, 10);
+ if (rval) {
+ ql_log(ql_log_fatal, vha, 0x016a,
+ "-> Unable to read segment addr + size .\n");
+ return QLA_FUNCTION_FAILED;
+ }
risc_addr = be32_to_cpu((__force __be32)dcode[2]);
risc_size = be32_to_cpu((__force __be32)dcode[3]);
if (!*srisc_addr) {
@@ -8454,7 +8488,13 @@ qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
ql_dbg(ql_dbg_init, vha, 0x008e,
"-> Loading fragment %u: %#x <- %#x (%#lx dwords)...\n",
fragment, risc_addr, faddr, dlen);
- qla24xx_read_flash_data(vha, dcode, faddr, dlen);
+ rval = qla24xx_read_flash_data(vha, dcode, faddr, dlen);
+ if (rval) {
+ ql_log(ql_log_fatal, vha, 0x016b,
+ "-> Unable to read fragment(faddr %#x dlen %#lx).\n",
+ faddr, dlen);
+ return QLA_FUNCTION_FAILED;
+ }
for (i = 0; i < dlen; i++)
dcode[i] = swab32(dcode[i]);
@@ -8483,7 +8523,14 @@ qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
fwdt->length = 0;
dcode = (uint32_t *)req->ring;
- qla24xx_read_flash_data(vha, dcode, faddr, 7);
+
+ rval = qla24xx_read_flash_data(vha, dcode, faddr, 7);
+ if (rval) {
+ ql_log(ql_log_fatal, vha, 0x016c,
+ "-> Unable to read template size.\n");
+ goto failed;
+ }
+
risc_size = be32_to_cpu((__force __be32)dcode[2]);
ql_dbg(ql_dbg_init, vha, 0x0161,
"-> fwdt%u template array at %#x (%#x dwords)\n",
@@ -8509,11 +8556,12 @@ qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
}
dcode = fwdt->template;
- qla24xx_read_flash_data(vha, dcode, faddr, risc_size);
+ rval = qla24xx_read_flash_data(vha, dcode, faddr, risc_size);
- if (!qla27xx_fwdt_template_valid(dcode)) {
+ if (rval || !qla27xx_fwdt_template_valid(dcode)) {
ql_log(ql_log_warn, vha, 0x0165,
- "-> fwdt%u failed template validate\n", j);
+ "-> fwdt%u failed template validate (rval %x)\n",
+ j, rval);
goto failed;
}
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index a4a56ab0ba74..ef4b3cc1cd77 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -631,3 +631,11 @@ static inline int qla_mapq_alloc_qp_cpu_map(struct qla_hw_data *ha)
}
return 0;
}
+
+static inline bool val_is_in_range(u32 val, u32 start, u32 end)
+{
+ if (val >= start && val <= end)
+ return true;
+ else
+ return false;
+}
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index d48007e18288..fe98c76e9be3 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -3014,12 +3014,6 @@ qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
}
}
-struct scsi_dif_tuple {
- __be16 guard; /* Checksum */
- __be16 app_tag; /* APPL identifier */
- __be32 ref_tag; /* Target LBA or indirect LBA */
-};
-
/*
* Checks the guard or meta-data for the type of error
* detected by the HBA. In case of errors, we set the
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index b67416951a5f..76703f2706b8 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -180,7 +180,7 @@ qla24xx_disable_vp(scsi_qla_host_t *vha)
atomic_set(&vha->loop_state, LOOP_DOWN);
atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
list_for_each_entry(fcport, &vha->vp_fcports, list)
- fcport->logout_on_delete = 0;
+ fcport->logout_on_delete = 1;
if (!vha->hw->flags.edif_enabled)
qla2x00_wait_for_sess_deletion(vha);
diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c
index a8ddf356e662..8f4cc136a9c9 100644
--- a/drivers/scsi/qla2xxx/qla_nvme.c
+++ b/drivers/scsi/qla2xxx/qla_nvme.c
@@ -49,7 +49,10 @@ int qla_nvme_register_remote(struct scsi_qla_host *vha, struct fc_port *fcport)
return 0;
}
- if (!vha->nvme_local_port && qla_nvme_register_hba(vha))
+ if (qla_nvme_register_hba(vha))
+ return 0;
+
+ if (!vha->nvme_local_port)
return 0;
if (!(fcport->nvme_prli_service_param &
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index fcb06df2ce4e..bc3b2aea3f8b 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1875,14 +1875,9 @@ __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res)
for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
sp = req->outstanding_cmds[cnt];
if (sp) {
- /*
- * perform lockless completion during driver unload
- */
if (qla2x00_chip_is_down(vha)) {
req->outstanding_cmds[cnt] = NULL;
- spin_unlock_irqrestore(qp->qp_lock_ptr, flags);
sp->done(sp, res);
- spin_lock_irqsave(qp->qp_lock_ptr, flags);
continue;
}
@@ -4689,7 +4684,7 @@ static void
qla2x00_number_of_exch(scsi_qla_host_t *vha, u32 *ret_cnt, u16 max_cnt)
{
u32 temp;
- struct init_cb_81xx *icb = (struct init_cb_81xx *)&vha->hw->init_cb;
+ struct init_cb_81xx *icb = (struct init_cb_81xx *)vha->hw->init_cb;
*ret_cnt = FW_DEF_EXCHANGES_CNT;
if (max_cnt > vha->hw->max_exchg)
@@ -5563,15 +5558,11 @@ qla2x00_do_work(struct scsi_qla_host *vha)
qla2x00_async_prlo_done(vha, e->u.logio.fcport,
e->u.logio.data);
break;
- case QLA_EVT_GPNFT:
- qla24xx_async_gpnft(vha, e->u.gpnft.fc4_type,
- e->u.gpnft.sp);
- break;
- case QLA_EVT_GPNFT_DONE:
- qla24xx_async_gpnft_done(vha, e->u.iosb.sp);
+ case QLA_EVT_SCAN_CMD:
+ qla_fab_async_scan(vha, e->u.iosb.sp);
break;
- case QLA_EVT_GNNFT_DONE:
- qla24xx_async_gnnft_done(vha, e->u.iosb.sp);
+ case QLA_EVT_SCAN_FINISH:
+ qla_fab_scan_finish(vha, e->u.iosb.sp);
break;
case QLA_EVT_GFPNID:
qla24xx_async_gfpnid(vha, e->u.fcport.fcport);
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index c092a6b1ced4..6d16546e1729 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -555,6 +555,7 @@ qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start)
struct qla_flt_location *fltl = (void *)req->ring;
uint32_t *dcode = (uint32_t *)req->ring;
uint8_t *buf = (void *)req->ring, *bcode, last_image;
+ int rc;
/*
* FLT-location structure resides after the last PCI region.
@@ -584,14 +585,24 @@ qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start)
pcihdr = 0;
do {
/* Verify PCI expansion ROM header. */
- qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);
+ rc = qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x016d,
+ "Unable to read PCI Expansion Rom Header (%x).\n", rc);
+ return QLA_FUNCTION_FAILED;
+ }
bcode = buf + (pcihdr % 4);
if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa)
goto end;
/* Locate PCI data structure. */
pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);
- qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);
+ rc = qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x0179,
+ "Unable to read PCI Data Structure (%x).\n", rc);
+ return QLA_FUNCTION_FAILED;
+ }
bcode = buf + (pcihdr % 4);
/* Validate signature of PCI data structure. */
@@ -606,7 +617,12 @@ qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start)
} while (!last_image);
/* Now verify FLT-location structure. */
- qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, sizeof(*fltl) >> 2);
+ rc = qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, sizeof(*fltl) >> 2);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x017a,
+ "Unable to read FLT (%x).\n", rc);
+ return QLA_FUNCTION_FAILED;
+ }
if (memcmp(fltl->sig, "QFLT", 4))
goto end;
@@ -2605,13 +2621,18 @@ qla24xx_read_optrom_data(struct scsi_qla_host *vha, void *buf,
uint32_t offset, uint32_t length)
{
struct qla_hw_data *ha = vha->hw;
+ int rc;
/* Suspend HBA. */
scsi_block_requests(vha->host);
set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
/* Go with read. */
- qla24xx_read_flash_data(vha, buf, offset >> 2, length >> 2);
+ rc = qla24xx_read_flash_data(vha, buf, offset >> 2, length >> 2);
+ if (rc) {
+ ql_log(ql_log_info, vha, 0x01a0,
+ "Unable to perform optrom read(%x).\n", rc);
+ }
/* Resume HBA. */
clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);
@@ -3412,7 +3433,7 @@ qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
struct active_regions active_regions = { };
if (IS_P3P_TYPE(ha))
- return ret;
+ return QLA_SUCCESS;
if (!mbuf)
return QLA_FUNCTION_FAILED;
@@ -3432,20 +3453,31 @@ qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
do {
/* Verify PCI expansion ROM header. */
- qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);
+ ret = qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);
+ if (ret) {
+ ql_log(ql_log_info, vha, 0x017d,
+ "Unable to read PCI EXP Rom Header(%x).\n", ret);
+ return QLA_FUNCTION_FAILED;
+ }
+
bcode = mbuf + (pcihdr % 4);
if (memcmp(bcode, "\x55\xaa", 2)) {
/* No signature */
ql_log(ql_log_fatal, vha, 0x0059,
"No matching ROM signature.\n");
- ret = QLA_FUNCTION_FAILED;
- break;
+ return QLA_FUNCTION_FAILED;
}
/* Locate PCI data structure. */
pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);
- qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);
+ ret = qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);
+ if (ret) {
+ ql_log(ql_log_info, vha, 0x018e,
+ "Unable to read PCI Data Structure (%x).\n", ret);
+ return QLA_FUNCTION_FAILED;
+ }
+
bcode = mbuf + (pcihdr % 4);
/* Validate signature of PCI data structure. */
@@ -3454,8 +3486,7 @@ qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
ql_log(ql_log_fatal, vha, 0x005a,
"PCI data struct not found pcir_adr=%x.\n", pcids);
ql_dump_buffer(ql_dbg_init, vha, 0x0059, dcode, 32);
- ret = QLA_FUNCTION_FAILED;
- break;
+ return QLA_FUNCTION_FAILED;
}
/* Read version */
@@ -3507,20 +3538,26 @@ qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
faddr = ha->flt_region_fw_sec;
}
- qla24xx_read_flash_data(vha, dcode, faddr, 8);
- if (qla24xx_risc_firmware_invalid(dcode)) {
- ql_log(ql_log_warn, vha, 0x005f,
- "Unrecognized fw revision at %x.\n",
- ha->flt_region_fw * 4);
- ql_dump_buffer(ql_dbg_init, vha, 0x005f, dcode, 32);
+ ret = qla24xx_read_flash_data(vha, dcode, faddr, 8);
+ if (ret) {
+ ql_log(ql_log_info, vha, 0x019e,
+ "Unable to read FW version (%x).\n", ret);
+ return ret;
} else {
- for (i = 0; i < 4; i++)
- ha->fw_revision[i] =
+ if (qla24xx_risc_firmware_invalid(dcode)) {
+ ql_log(ql_log_warn, vha, 0x005f,
+ "Unrecognized fw revision at %x.\n",
+ ha->flt_region_fw * 4);
+ ql_dump_buffer(ql_dbg_init, vha, 0x005f, dcode, 32);
+ } else {
+ for (i = 0; i < 4; i++)
+ ha->fw_revision[i] =
be32_to_cpu((__force __be32)dcode[4+i]);
- ql_dbg(ql_dbg_init, vha, 0x0060,
- "Firmware revision (flash) %u.%u.%u (%x).\n",
- ha->fw_revision[0], ha->fw_revision[1],
- ha->fw_revision[2], ha->fw_revision[3]);
+ ql_dbg(ql_dbg_init, vha, 0x0060,
+ "Firmware revision (flash) %u.%u.%u (%x).\n",
+ ha->fw_revision[0], ha->fw_revision[1],
+ ha->fw_revision[2], ha->fw_revision[3]);
+ }
}
/* Check for golden firmware and get version if available */
@@ -3531,18 +3568,23 @@ qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)
memset(ha->gold_fw_version, 0, sizeof(ha->gold_fw_version));
faddr = ha->flt_region_gold_fw;
- qla24xx_read_flash_data(vha, dcode, ha->flt_region_gold_fw, 8);
- if (qla24xx_risc_firmware_invalid(dcode)) {
- ql_log(ql_log_warn, vha, 0x0056,
- "Unrecognized golden fw at %#x.\n", faddr);
- ql_dump_buffer(ql_dbg_init, vha, 0x0056, dcode, 32);
+ ret = qla24xx_read_flash_data(vha, dcode, ha->flt_region_gold_fw, 8);
+ if (ret) {
+ ql_log(ql_log_info, vha, 0x019f,
+ "Unable to read Gold FW version (%x).\n", ret);
return ret;
- }
-
- for (i = 0; i < 4; i++)
- ha->gold_fw_version[i] =
- be32_to_cpu((__force __be32)dcode[4+i]);
+ } else {
+ if (qla24xx_risc_firmware_invalid(dcode)) {
+ ql_log(ql_log_warn, vha, 0x0056,
+ "Unrecognized golden fw at %#x.\n", faddr);
+ ql_dump_buffer(ql_dbg_init, vha, 0x0056, dcode, 32);
+ return QLA_FUNCTION_FAILED;
+ }
+ for (i = 0; i < 4; i++)
+ ha->gold_fw_version[i] =
+ be32_to_cpu((__force __be32)dcode[4+i]);
+ }
return ret;
}
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index 7627fd807bc3..cf0f9d9db645 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -6,9 +6,9 @@
/*
* Driver version
*/
-#define QLA2XXX_VERSION "10.02.09.200-k"
+#define QLA2XXX_VERSION "10.02.09.300-k"
#define QLA_DRIVER_MAJOR_VER 10
#define QLA_DRIVER_MINOR_VER 2
#define QLA_DRIVER_PATCH_VER 9
-#define QLA_DRIVER_BETA_VER 200
+#define QLA_DRIVER_BETA_VER 300
diff --git a/drivers/scsi/scsi_common.c b/drivers/scsi/scsi_common.c
index 9c14fdf61037..04749fde1636 100644
--- a/drivers/scsi/scsi_common.c
+++ b/drivers/scsi/scsi_common.c
@@ -12,6 +12,7 @@
#include <asm/unaligned.h>
#include <scsi/scsi_common.h>
+MODULE_DESCRIPTION("SCSI functions used by both the initiator and the target code");
MODULE_LICENSE("GPL v2");
/* Command group 3 is reserved and should never be used. */
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index a7071e71389e..90f1393a23f8 100644
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -39,13 +39,12 @@ static LIST_HEAD(scsi_dev_info_list);
static char scsi_dev_flags[256];
/*
- * scsi_static_device_list: deprecated list of devices that require
- * settings that differ from the default, includes black-listed (broken)
- * devices. The entries here are added to the tail of scsi_dev_info_list
- * via scsi_dev_info_list_init.
+ * scsi_static_device_list: list of devices that require settings that differ
+ * from the default, includes black-listed (broken) devices. The entries here
+ * are added to the tail of scsi_dev_info_list via scsi_dev_info_list_init.
*
- * Do not add to this list, use the command line or proc interface to add
- * to the scsi_dev_info_list. This table will eventually go away.
+ * If possible, set the BLIST_* flags from inside a SCSI LLD rather than
+ * adding an entry to this list.
*/
static struct {
char *vendor;
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 8300fc28cb10..c0b72199b4fa 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -334,7 +334,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
sdev->sg_reserved_size = INT_MAX;
scsi_init_limits(shost, &lim);
- q = blk_mq_alloc_queue(&sdev->host->tag_set, &lim, NULL);
+ q = blk_mq_alloc_queue(&sdev->host->tag_set, &lim, sdev);
if (IS_ERR(q)) {
/* release fn is set up in scsi_sysfs_device_initialise, so
* have to free and put manually here */
@@ -344,7 +344,6 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
}
kref_get(&sdev->host->tagset_refcnt);
sdev->request_queue = q;
- q->queuedata = sdev;
depth = sdev->host->cmd_per_lun ?: 1;
diff --git a/drivers/scsi/sun3_scsi.c b/drivers/scsi/sun3_scsi.c
index 4a8cc2e8238e..f51702893306 100644
--- a/drivers/scsi/sun3_scsi.c
+++ b/drivers/scsi/sun3_scsi.c
@@ -666,4 +666,5 @@ static struct platform_driver sun3_scsi_driver = {
module_platform_driver_probe(sun3_scsi_driver, sun3_scsi_probe);
MODULE_ALIAS("platform:" DRV_MODULE_NAME);
+MODULE_DESCRIPTION("Sun3 NCR5380 SCSI controller driver");
MODULE_LICENSE("GPL");