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path: root/drivers/scsi/scsi_transport_sas.c
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Diffstat (limited to 'drivers/scsi/scsi_transport_sas.c')
-rw-r--r--drivers/scsi/scsi_transport_sas.c67
1 files changed, 9 insertions, 58 deletions
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 134c44c8538a..8b6d65e21bae 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -35,40 +35,7 @@
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_sas.h>
-
-#define SAS_HOST_ATTRS 0
-#define SAS_PORT_ATTRS 17
-#define SAS_RPORT_ATTRS 7
-#define SAS_END_DEV_ATTRS 3
-#define SAS_EXPANDER_ATTRS 7
-
-struct sas_internal {
- struct scsi_transport_template t;
- struct sas_function_template *f;
-
- struct class_device_attribute private_host_attrs[SAS_HOST_ATTRS];
- struct class_device_attribute private_phy_attrs[SAS_PORT_ATTRS];
- struct class_device_attribute private_rphy_attrs[SAS_RPORT_ATTRS];
- struct class_device_attribute private_end_dev_attrs[SAS_END_DEV_ATTRS];
- struct class_device_attribute private_expander_attrs[SAS_EXPANDER_ATTRS];
-
- struct transport_container phy_attr_cont;
- struct transport_container rphy_attr_cont;
- struct transport_container end_dev_attr_cont;
- struct transport_container expander_attr_cont;
-
- /*
- * The array of null terminated pointers to attributes
- * needed by scsi_sysfs.c
- */
- struct class_device_attribute *host_attrs[SAS_HOST_ATTRS + 1];
- struct class_device_attribute *phy_attrs[SAS_PORT_ATTRS + 1];
- struct class_device_attribute *rphy_attrs[SAS_RPORT_ATTRS + 1];
- struct class_device_attribute *end_dev_attrs[SAS_END_DEV_ATTRS + 1];
- struct class_device_attribute *expander_attrs[SAS_EXPANDER_ATTRS + 1];
-};
-#define to_sas_internal(tmpl) container_of(tmpl, struct sas_internal, t)
-
+#include "scsi_sas_internal.h"
struct sas_host_attrs {
struct list_head rphy_list;
struct mutex lock;
@@ -406,8 +373,6 @@ struct sas_phy *sas_phy_alloc(struct device *parent, int number)
if (!phy)
return NULL;
- get_device(parent);
-
phy->number = number;
device_initialize(&phy->dev);
@@ -459,10 +424,7 @@ EXPORT_SYMBOL(sas_phy_add);
void sas_phy_free(struct sas_phy *phy)
{
transport_destroy_device(&phy->dev);
- put_device(phy->dev.parent);
- put_device(phy->dev.parent);
- put_device(phy->dev.parent);
- kfree(phy);
+ put_device(&phy->dev);
}
EXPORT_SYMBOL(sas_phy_free);
@@ -484,7 +446,7 @@ sas_phy_delete(struct sas_phy *phy)
transport_remove_device(dev);
device_del(dev);
transport_destroy_device(dev);
- put_device(dev->parent);
+ put_device(dev);
}
EXPORT_SYMBOL(sas_phy_delete);
@@ -800,7 +762,6 @@ struct sas_rphy *sas_end_device_alloc(struct sas_phy *parent)
rdev = kzalloc(sizeof(*rdev), GFP_KERNEL);
if (!rdev) {
- put_device(&parent->dev);
return NULL;
}
@@ -836,7 +797,6 @@ struct sas_rphy *sas_expander_alloc(struct sas_phy *parent,
rdev = kzalloc(sizeof(*rdev), GFP_KERNEL);
if (!rdev) {
- put_device(&parent->dev);
return NULL;
}
@@ -885,6 +845,8 @@ int sas_rphy_add(struct sas_rphy *rphy)
(identify->target_port_protocols &
(SAS_PROTOCOL_SSP|SAS_PROTOCOL_STP|SAS_PROTOCOL_SATA)))
rphy->scsi_target_id = sas_host->next_target_id++;
+ else if (identify->device_type == SAS_END_DEVICE)
+ rphy->scsi_target_id = -1;
mutex_unlock(&sas_host->lock);
if (identify->device_type == SAS_END_DEVICE &&
@@ -910,6 +872,7 @@ EXPORT_SYMBOL(sas_rphy_add);
*/
void sas_rphy_free(struct sas_rphy *rphy)
{
+ struct device *dev = &rphy->dev;
struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent);
struct sas_host_attrs *sas_host = to_sas_host_attrs(shost);
@@ -917,21 +880,9 @@ void sas_rphy_free(struct sas_rphy *rphy)
list_del(&rphy->list);
mutex_unlock(&sas_host->lock);
- transport_destroy_device(&rphy->dev);
- put_device(rphy->dev.parent);
- put_device(rphy->dev.parent);
- put_device(rphy->dev.parent);
- if (rphy->identify.device_type == SAS_END_DEVICE) {
- struct sas_end_device *edev = rphy_to_end_device(rphy);
-
- kfree(edev);
- } else {
- /* must be expander */
- struct sas_expander_device *edev =
- rphy_to_expander_device(rphy);
+ transport_destroy_device(dev);
- kfree(edev);
- }
+ put_device(dev);
}
EXPORT_SYMBOL(sas_rphy_free);
@@ -971,7 +922,7 @@ sas_rphy_delete(struct sas_rphy *rphy)
parent->rphy = NULL;
- put_device(&parent->dev);
+ put_device(dev);
}
EXPORT_SYMBOL(sas_rphy_delete);