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authorDan Williams <dan.j.williams@intel.com>2011-04-26 16:41:52 (GMT)
committerDan Williams <dan.j.williams@intel.com>2011-07-03 11:00:38 (GMT)
commita3d568f0dfbb6bc786df04ad13e0b401f80e614c (patch)
tree690eef9305ba277b63b6df5961d1a0b1331b3e6a /drivers/scsi/isci
parent00d680ef84570bc7aea023772d27e85b0052004c (diff)
downloadlinux-fsl-qoriq-a3d568f0dfbb6bc786df04ad13e0b401f80e614c.tar.xz
isci: remove usage of sci_sas_address in scic_sds_remote_device
The sas address can be retrieved from the domain device and then converted to the always little-endian format in the remote node context. Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci')
-rw-r--r--drivers/scsi/isci/remote_device.c3
-rw-r--r--drivers/scsi/isci/remote_device.h5
-rw-r--r--drivers/scsi/isci/remote_node_context.c8
3 files changed, 5 insertions, 11 deletions
diff --git a/drivers/scsi/isci/remote_device.c b/drivers/scsi/isci/remote_device.c
index 5ba3b5d..1e9e222 100644
--- a/drivers/scsi/isci/remote_device.c
+++ b/drivers/scsi/isci/remote_device.c
@@ -1501,8 +1501,6 @@ static enum sci_status scic_remote_device_da_construct(struct scic_sds_port *sci
sci_dev->rnc.remote_node_index = remote_node_index;
- scic_sds_port_get_attached_sas_address(sci_port, &sci_dev->device_address);
-
if (dev->dev_type == SAS_END_DEV)
sci_dev->has_ready_substate_machine = false;
else if (dev->dev_type == SATA_DEV || (dev->tproto & SAS_PROTOCOL_STP)) {
@@ -1553,7 +1551,6 @@ static enum sci_status scic_remote_device_ea_construct(struct scic_sds_port *sci
enum sci_status status;
scic_remote_device_construct(sci_port, sci_dev);
- memcpy(&sci_dev->device_address, dev->sas_addr, SAS_ADDR_SIZE);
status = scic_sds_controller_allocate_remote_node_context(
scic, sci_dev, &sci_dev->rnc.remote_node_index);
diff --git a/drivers/scsi/isci/remote_device.h b/drivers/scsi/isci/remote_device.h
index 3982160..f0612d4 100644
--- a/drivers/scsi/isci/remote_device.h
+++ b/drivers/scsi/isci/remote_device.h
@@ -100,11 +100,6 @@ struct scic_sds_remote_device {
enum sas_linkrate connection_rate;
/**
- * This field contains the device SAS address.
- */
- struct sci_sas_address device_address;
-
- /**
* This filed is assinged the value of true if the device is directly
* attached to the port.
*/
diff --git a/drivers/scsi/isci/remote_node_context.c b/drivers/scsi/isci/remote_node_context.c
index 59f878f..e83657d 100644
--- a/drivers/scsi/isci/remote_node_context.c
+++ b/drivers/scsi/isci/remote_node_context.c
@@ -110,6 +110,7 @@ static void scic_sds_remote_node_context_construct_buffer(
struct domain_device *dev = sci_dev_to_domain(sci_dev);
union scu_remote_node_context *rnc;
struct scic_sds_controller *scic;
+ __le64 sas_addr;
scic = scic_sds_remote_device_get_controller(sci_dev);
@@ -124,9 +125,10 @@ static void scic_sds_remote_node_context_construct_buffer(
rnc->ssp.logical_port_index =
scic_sds_remote_device_get_port_index(sci_dev);
- /* address is always big endian, destination is always little */
- rnc->ssp.remote_sas_address_hi = swab32(sci_dev->device_address.high);
- rnc->ssp.remote_sas_address_lo = swab32(sci_dev->device_address.low);
+ /* sas address is __be64, context ram format is __le64 */
+ sas_addr = cpu_to_le64(SAS_ADDR(dev->sas_addr));
+ rnc->ssp.remote_sas_address_hi = upper_32_bits(sas_addr);
+ rnc->ssp.remote_sas_address_lo = lower_32_bits(sas_addr);
rnc->ssp.nexus_loss_timer_enable = true;
rnc->ssp.check_bit = false;