scsi: mpi3mr: Drop unnecessary volatile from __iomem pointers

[ Upstream commit 6853885b21cb1d7157cc14c9d30cc17141565bae ]

The volatile qualifier is redundant for __iomem pointers.

Cleaned up usage in mpi3mr_writeq() and sysif_regs pointer as per
Upstream compliance.

Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com>
Link: https://lore.kernel.org/r/20250627194539.48851-3-ranjan.kumar@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Stable-dep-of: c91e140c82eb ("scsi: mpi3mr: Serialize admin queue BAR writes on 32-bit systems")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h
index ab7c5f1fc04121ede207f1c87f9dd4a9c7c53791..162925a838b47d61ca1efbc6e1b1073083c79adc 100644 (file)
--- a/drivers/scsi/mpi3mr/mpi3mr.h
+++ b/drivers/scsi/mpi3mr/mpi3mr.h
@@ -1175,7 +1175,7 @@ struct mpi3mr_ioc {
        char name[MPI3MR_NAME_LENGTH];
        char driver_name[MPI3MR_NAME_LENGTH];
 
-       volatile struct mpi3_sysif_registers __iomem *sysif_regs;
+       struct mpi3_sysif_registers __iomem *sysif_regs;
        resource_size_t sysif_regs_phys;
        int bars;
        u64 dma_mask;

diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index 0e43de60737e88c1b87ce4cbbbdde807816635d9..d17a068f91ed18da939f4f8bb10094555877bacf 100644 (file)
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -23,12 +23,12 @@ 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)
 {
        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)
 {
        __u64 data_out = b;