[SCSI] isci: kill iphy->isci_port lookups

This field is a holdover from the OS abstraction conversion.  The stable
phy to port lookups are done via iphy->ownining_port under scic_lock.
After this conversion to use port->lldd_port the only volatile lookup is
the initial lookup in isci_port_formed().  After that point any lookup
via a successfully notified domain_device is guaranteed to be valid
until the domain_device is destroyed.

Delete ->start_complete as it is only set once and is set as a
consequence of the port going link up, by definition of getting a port
formed event the port is "ready".

While we are correcting port lookups also move the asd_sas_port table
out from under the isci_port.  This is to preclude any temptation to use
container_of() to convert an asd_sas_port to an isci_port, the
association is dynamic and under libsas control.

Tested-by: Maciej Trela <maciej.trela@intel.com>
[dmilburn@redhat.com: fix i686 compile error]
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/scsi/isci/port.h b/drivers/scsi/isci/port.h
index 08116090eb70..6b42e84b6955 100644
--- a/drivers/scsi/isci/port.h
+++ b/drivers/scsi/isci/port.h
@@ -97,11 +97,9 @@ enum isci_status {
 struct isci_port {
 	enum isci_status status;
 	struct isci_host *isci_host;
-	struct asd_sas_port sas_port;
 	struct list_head remote_dev_list;
 	spinlock_t state_lock;
 	struct list_head domain_dev_list;
-	struct completion start_complete;
 	struct completion hard_reset_complete;
 	enum sci_status hard_reset_status;
 	struct sci_base_state_machine sm;