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Commit 77c309f3cdf9e217032dfe330f5881d352bb0436

Authored by Dan Williams
Committed by James Bottomley
1 parent 899fcf40f3
Exists in smarc-l5.0.0_1.0.0-ga and in 5 other branches imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga

[SCSI] libsas: fixup target_port_protocols for expanders that don't report sata 

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 <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

Showing 1 changed file with 2 additions and 0 deletions Side-by-side Diff

drivers/scsi/libsas/sas_expander.c
Diff comments   View file @ 77c309f
... ... @@ -251,6 +251,8 @@
251 251 phy->phy->identify.device_type = dr->attached_dev_type;
252 252 phy->phy->identify.initiator_port_protocols = phy->attached_iproto;
253 253 phy->phy->identify.target_port_protocols = phy->attached_tproto;
  254 + if (!phy->attached_tproto && dr->attached_sata_dev)
  255 + phy->phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
254 256 phy->phy->identify.phy_identifier = phy_id;
255 257 phy->phy->minimum_linkrate_hw = dr->hmin_linkrate;
256 258 phy->phy->maximum_linkrate_hw = dr->hmax_linkrate;