[isci-rnc PATCH v1 27/37] isci: Add protocol indicator for TMF requests.
From: Dan Williams <hidden>
Date: 2012-03-23 00:14:50
Subsystem:
intel c600 series sas controller driver, scsi subsystem, the rest · Maintainers:
"James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
From: Jeff Skirvin <redacted> Requests contructed as task management requests need to have the protocol indicator set so the completion decode can observe any RNC suspension conditions. Signed-off-by: Jeff Skirvin <redacted> Signed-off-by: Dan Williams <redacted> --- drivers/scsi/isci/request.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index df713d5..5c97102 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c@@ -3130,6 +3130,12 @@ enum sci_status sci_task_request_construct(struct isci_host *ihost, if (dev->dev_type == SAS_END_DEV || dev_is_sata(dev)) { set_bit(IREQ_TMF, &ireq->flags); memset(ireq->tc, 0, sizeof(struct scu_task_context)); + + /* Set the protocol indicator. */ + if (dev_is_sata(dev)) + ireq->protocol = SAS_PROTOCOL_STP; + else + ireq->protocol = SAS_PROTOCOL_SSP; } else status = SCI_FAILURE_UNSUPPORTED_PROTOCOL;