[PATCH v8 05/13] libsas: fixup target_port_protocols for expanders that don't report sata
From: Dan Williams <hidden>
Date: 2012-02-10 08:45:05
Also in:
linux-scsi
Subsystem:
scsi libsas subsystem, scsi subsystem, the rest · Maintainers:
"James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
If discovery returns 0 for target_port_protocols but shows an attached sata device, just report SAS_PROTOCOL_SATA in the identify data so userspace can reliably search for sata devices in the domain. Signed-off-by: Dan Williams <redacted> --- drivers/scsi/libsas/sas_expander.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 14e3244..05acd9e 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c@@ -251,6 +251,8 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) phy->phy->identify.device_type = dr->attached_dev_type; phy->phy->identify.initiator_port_protocols = phy->attached_iproto; phy->phy->identify.target_port_protocols = phy->attached_tproto; + if (!phy->attached_tproto && dr->attached_sata_dev) + phy->phy->identify.target_port_protocols = SAS_PROTOCOL_SATA; phy->phy->identify.phy_identifier = phy_id; phy->phy->minimum_linkrate_hw = dr->hmin_linkrate; phy->phy->maximum_linkrate_hw = dr->hmax_linkrate;