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Subject[PATCH v4 1/8] scsi: libsas: introduce sas address comparison helpers
Date
Sas address comparison is widely used in libsas. However they are all
opencoded and to avoid the line spill over 80 columns, are mostly split
into multi-lines. Introduce some helpers to prepare some refactor.

Signed-off-by: Jason Yan <yanaijie@huawei.com>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
---
drivers/scsi/libsas/sas_internal.h | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/drivers/scsi/libsas/sas_internal.h b/drivers/scsi/libsas/sas_internal.h
index 8d0ad3abc7b5..3384429b7eb0 100644
--- a/drivers/scsi/libsas/sas_internal.h
+++ b/drivers/scsi/libsas/sas_internal.h
@@ -111,6 +111,23 @@ static inline void sas_smp_host_handler(struct bsg_job *job,
}
#endif

+static inline bool sas_phy_match_dev_addr(struct domain_device *dev,
+ struct ex_phy *phy)
+{
+ return SAS_ADDR(dev->sas_addr) == SAS_ADDR(phy->attached_sas_addr);
+}
+
+static inline bool sas_phy_match_port_addr(struct asd_sas_port *port,
+ struct ex_phy *phy)
+{
+ return SAS_ADDR(port->sas_addr) == SAS_ADDR(phy->attached_sas_addr);
+}
+
+static inline bool sas_phy_addr_match(struct ex_phy *p1, struct ex_phy *p2)
+{
+ return SAS_ADDR(p1->attached_sas_addr) == SAS_ADDR(p2->attached_sas_addr);
+}
+
static inline void sas_fail_probe(struct domain_device *dev, const char *func, int err)
{
pr_warn("%s: for %s device %016llx returned %d\n",
--
2.31.1
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