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authorBart Van Assche <bvanassche@acm.org>2020-05-18 14:17:06 -0700
committerMartin K. Petersen <martin.petersen@oracle.com>2020-05-19 21:43:08 -0400
commitc3888416221849ed46fd35413c7a1d00ee291cbe (patch)
treec79518f2708021014228d37dd49255f0e8ea42f3 /drivers/scsi
parentscsi: qla2xxx: Change two hardcoded constants into offsetof() / sizeof() expressions (diff)
downloadwireguard-linux-c3888416221849ed46fd35413c7a1d00ee291cbe.tar.xz
wireguard-linux-c3888416221849ed46fd35413c7a1d00ee291cbe.zip
scsi: qla2xxx: Use register names instead of register offsets
Make qla27xx_write_remote_reg() easier to read by using register names instead of register offsets. The 'pahole' tool has been used to convert register offsets into register names. See also commit cbb01c2f2f63 ("scsi: qla2xxx: Fix MPI failure AEN (8200) handling"). Link: https://lore.kernel.org/r/20200518211712.11395-10-bvanassche@acm.org Cc: Arun Easi <aeasi@marvell.com> Cc: Nilesh Javali <njavali@marvell.com> Cc: Martin Wilck <mwilck@suse.com> Cc: Roman Bolshakov <r.bolshakov@yadro.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Daniel Wagner <dwagner@suse.de> Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/qla2xxx/qla_tmpl.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_tmpl.c b/drivers/scsi/qla2xxx/qla_tmpl.c
index 4a4d92046cbf..645496091186 100644
--- a/drivers/scsi/qla2xxx/qla_tmpl.c
+++ b/drivers/scsi/qla2xxx/qla_tmpl.c
@@ -17,14 +17,14 @@ static void
qla27xx_write_remote_reg(struct scsi_qla_host *vha,
u32 addr, u32 data)
{
- char *reg = (char *)ISPREG(vha);
+ struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
ql_dbg(ql_dbg_misc, vha, 0xd300,
"%s: addr/data = %xh/%xh\n", __func__, addr, data);
- WRT_REG_DWORD(reg + IOBASE(vha), 0x40);
- WRT_REG_DWORD(reg + 0xc4, data);
- WRT_REG_DWORD(reg + 0xc0, addr);
+ WRT_REG_DWORD(&reg->iobase_addr, 0x40);
+ WRT_REG_DWORD(&reg->iobase_c4, data);
+ WRT_REG_DWORD(&reg->iobase_window, addr);
}
void