Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / scsi / mpt3sas / mpt3sas_base.c

diff --git a/kernel/drivers/scsi/mpt3sas/mpt3sas_base.c b/kernel/drivers/scsi/mpt3sas/mpt3sas_base.c
index 11393eb..5b2c37f 100644 (file)
--- a/kernel/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/kernel/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -2020,8 +2020,10 @@ mpt3sas_base_unmap_resources(struct MPT3SAS_ADAPTER *ioc)
        _base_free_irq(ioc);
        _base_disable_msix(ioc);
 
-       if (ioc->msix96_vector)
+       if (ioc->msix96_vector) {
                kfree(ioc->replyPostRegisterIndex);
+               ioc->replyPostRegisterIndex = NULL;
+       }
 
        if (ioc->chip_phys) {
                iounmap(ioc->chip);
@@ -2155,6 +2157,17 @@ mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc)
        } else
                ioc->msix96_vector = 0;
 
+       if (ioc->is_warpdrive) {
+               ioc->reply_post_host_index[0] = (resource_size_t __iomem *)
+                   &ioc->chip->ReplyPostHostIndex;
+
+               for (i = 1; i < ioc->cpu_msix_table_sz; i++)
+                       ioc->reply_post_host_index[i] =
+                       (resource_size_t __iomem *)
+                       ((u8 __iomem *)&ioc->chip->Doorbell + (0x4000 + ((i - 1)
+                       * 4)));
+       }
+
        list_for_each_entry(reply_q, &ioc->reply_queue_list, list)
                pr_info(MPT3SAS_FMT "%s: IRQ %d\n",
                    reply_q->name,  ((ioc->msix_enable) ? "PCI-MSI-X enabled" :
@@ -2229,6 +2242,12 @@ mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc, u32 phys_addr)
        return ioc->reply + (phys_addr - (u32)ioc->reply_dma);
 }
 
+static inline u8
+_base_get_msix_index(struct MPT3SAS_ADAPTER *ioc)
+{
+       return ioc->cpu_msix_table[raw_smp_processor_id()];
+}
+
 /**
  * mpt3sas_base_get_smid - obtain a free smid from internal queue
  * @ioc: per adapter object
@@ -2289,6 +2308,7 @@ mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx,
        request->scmd = scmd;
        request->cb_idx = cb_idx;
        smid = request->smid;
+       request->msix_io = _base_get_msix_index(ioc);
        list_del(&request->tracker_list);
        spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
        return smid;
@@ -2411,12 +2431,6 @@ _base_writeq(__u64 b, volatile void __iomem *addr, spinlock_t *writeq_lock)
 }
 #endif
 
-static inline u8
-_base_get_msix_index(struct MPT3SAS_ADAPTER *ioc)
-{
-       return ioc->cpu_msix_table[raw_smp_processor_id()];
-}
-
 /**
  * mpt3sas_base_put_smid_scsi_io - send SCSI_IO request to firmware
  * @ioc: per adapter object
@@ -2470,18 +2484,19 @@ mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid,
  * mpt3sas_base_put_smid_hi_priority - send Task Managment request to firmware
  * @ioc: per adapter object
  * @smid: system request message index
- *
+ * @msix_task: msix_task will be same as msix of IO incase of task abort else 0.
  * Return nothing.
  */
 void
-mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid)
+mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid,
+       u16 msix_task)
 {
        Mpi2RequestDescriptorUnion_t descriptor;
        u64 *request = (u64 *)&descriptor;
 
        descriptor.HighPriority.RequestFlags =
            MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
-       descriptor.HighPriority.MSIxIndex =  0;
+       descriptor.HighPriority.MSIxIndex =  msix_task;
        descriptor.HighPriority.SMID = cpu_to_le16(smid);
        descriptor.HighPriority.LMID = 0;
        descriptor.HighPriority.Reserved1 = 0;
@@ -5201,17 +5216,6 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
        if (r)
                goto out_free_resources;
 
-       if (ioc->is_warpdrive) {
-               ioc->reply_post_host_index[0] = (resource_size_t __iomem *)
-                   &ioc->chip->ReplyPostHostIndex;
-
-               for (i = 1; i < ioc->cpu_msix_table_sz; i++)
-                       ioc->reply_post_host_index[i] =
-                       (resource_size_t __iomem *)
-                       ((u8 __iomem *)&ioc->chip->Doorbell + (0x4000 + ((i - 1)
-                       * 4)));
-       }
-
        pci_set_drvdata(ioc->pdev, ioc->shost);
        r = _base_get_ioc_facts(ioc, CAN_SLEEP);
        if (r)