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path: root/drivers/scsi/mpi3mr/mpi3mr_fw.c
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Diffstat (limited to 'drivers/scsi/mpi3mr/mpi3mr_fw.c')
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_fw.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index 1d7901a8f0e4..0152d31d430a 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -23,17 +23,22 @@ module_param(poll_queues, int, 0444);
MODULE_PARM_DESC(poll_queues, "Number of queues for io_uring poll mode. (Range 1 - 126)");
#if defined(writeq) && defined(CONFIG_64BIT)
-static inline void mpi3mr_writeq(__u64 b, volatile void __iomem *addr)
+static inline void mpi3mr_writeq(__u64 b, void __iomem *addr,
+ spinlock_t *write_queue_lock)
{
writeq(b, addr);
}
#else
-static inline void mpi3mr_writeq(__u64 b, volatile void __iomem *addr)
+static inline void mpi3mr_writeq(__u64 b, void __iomem *addr,
+ spinlock_t *write_queue_lock)
{
__u64 data_out = b;
+ unsigned long flags;
+ spin_lock_irqsave(write_queue_lock, flags);
writel((u32)(data_out), addr);
writel((u32)(data_out >> 32), (addr + 4));
+ spin_unlock_irqrestore(write_queue_lock, flags);
}
#endif
@@ -428,8 +433,8 @@ static void mpi3mr_process_admin_reply_desc(struct mpi3mr_ioc *mrioc,
MPI3MR_SENSE_BUF_SZ);
}
if (cmdptr->is_waiting) {
- complete(&cmdptr->done);
cmdptr->is_waiting = 0;
+ complete(&cmdptr->done);
} else if (cmdptr->callback)
cmdptr->callback(mrioc, cmdptr);
}
@@ -2954,9 +2959,11 @@ static int mpi3mr_setup_admin_qpair(struct mpi3mr_ioc *mrioc)
(mrioc->num_admin_req);
writel(num_admin_entries, &mrioc->sysif_regs->admin_queue_num_entries);
mpi3mr_writeq(mrioc->admin_req_dma,
- &mrioc->sysif_regs->admin_request_queue_address);
+ &mrioc->sysif_regs->admin_request_queue_address,
+ &mrioc->adm_req_q_bar_writeq_lock);
mpi3mr_writeq(mrioc->admin_reply_dma,
- &mrioc->sysif_regs->admin_reply_queue_address);
+ &mrioc->sysif_regs->admin_reply_queue_address,
+ &mrioc->adm_reply_q_bar_writeq_lock);
writel(mrioc->admin_req_pi, &mrioc->sysif_regs->admin_request_queue_pi);
writel(mrioc->admin_reply_ci, &mrioc->sysif_regs->admin_reply_queue_ci);
return retval;