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authorDan Williams <dan.j.williams@intel.com>2011-02-25 10:25:21 -0800
committerDan Williams <dan.j.williams@intel.com>2011-07-03 03:55:28 -0700
commit150fc6fc725055b400a8865e6785dc8dd0a2225d (patch)
tree800fe37980919606017c603c77d8d7384beaa7dc /drivers
parent7392d27580df2d14b5c3b1a1d7989c06457a819d (diff)
downloadblackbird-op-linux-150fc6fc725055b400a8865e6785dc8dd0a2225d.tar.gz
blackbird-op-linux-150fc6fc725055b400a8865e6785dc8dd0a2225d.zip
isci: fix sas address reporting
Undo the open coded and incorrect translation of the oem parameter sas address to its libsas expected format. Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/isci/host.c5
-rw-r--r--drivers/scsi/isci/host.h1
-rw-r--r--drivers/scsi/isci/init.c2
-rw-r--r--drivers/scsi/isci/phy.c32
-rw-r--r--drivers/scsi/isci/port.c17
5 files changed, 19 insertions, 38 deletions
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index aa86615fa7a9..d8d6f67bd69c 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -517,11 +517,6 @@ int isci_host_init(struct isci_host *isci_host)
for (index = 0; index < SCI_MAX_PHYS; index++)
isci_phy_init(&isci_host->phys[index], isci_host, index);
- /* Why are we doing this? Is this even necessary? */
- memcpy(&isci_host->sas_addr[0],
- &isci_host->phys[0].sas_addr[0],
- SAS_ADDR_SIZE);
-
/* Start the ports */
for (index = 0; index < SCI_MAX_PORTS; index++) {
scic_controller_get_port_handle(controller, index, &scic_port);
diff --git a/drivers/scsi/isci/host.h b/drivers/scsi/isci/host.h
index 06154a625aec..b794dfd0819e 100644
--- a/drivers/scsi/isci/host.h
+++ b/drivers/scsi/isci/host.h
@@ -105,7 +105,6 @@ struct isci_host {
spinlock_t state_lock;
struct pci_dev *pdev;
- u8 sas_addr[SAS_ADDR_SIZE];
enum isci_status status;
#define IHOST_START_PENDING 0
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 6ca623aff051..d01c44f5be99 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -209,7 +209,7 @@ static int isci_register_sas_ha(struct isci_host *isci_host)
sas_ha->sas_ha_name = DRV_NAME;
sas_ha->lldd_module = THIS_MODULE;
- sas_ha->sas_addr = &(isci_host->sas_addr[0]);
+ sas_ha->sas_addr = &isci_host->phys[0].sas_addr[0];
/* set the array of phy and port structs. */
for (i = 0; i < SCI_MAX_PHYS; i++) {
diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c
index fbda570d25e1..1eefaaeb1141 100644
--- a/drivers/scsi/isci/phy.c
+++ b/drivers/scsi/isci/phy.c
@@ -75,14 +75,15 @@ void isci_phy_init(
struct isci_host *isci_host,
int index)
{
- struct scic_sds_controller *controller = isci_host->core_controller;
+ struct scic_sds_controller *scic = isci_host->core_controller;
struct scic_sds_phy *scic_phy;
- union scic_oem_parameters oem_parameters;
+ union scic_oem_parameters oem;
enum sci_status status = SCI_SUCCESS;
+ u64 sas_addr;
/*--------------- SCU_Phy Initialization Stuff -----------------------*/
- status = scic_controller_get_phy_handle(controller, index, &scic_phy);
+ status = scic_controller_get_phy_handle(scic, index, &scic_phy);
if (status == SCI_SUCCESS) {
sci_object_set_association(scic_phy, (void *)phy);
phy->sci_phy_handle = scic_phy;
@@ -90,24 +91,13 @@ void isci_phy_init(
dev_err(&isci_host->pdev->dev,
"failed scic_controller_get_phy_handle\n");
- scic_oem_parameters_get(controller, &oem_parameters);
-
- phy->sas_addr[0] = oem_parameters.sds1.phys[index].sas_address.low
- & 0xFF;
- phy->sas_addr[1] = (oem_parameters.sds1.phys[index].sas_address.low
- >> 8) & 0xFF;
- phy->sas_addr[2] = (oem_parameters.sds1.phys[index].sas_address.low
- >> 16) & 0xFF;
- phy->sas_addr[3] = (oem_parameters.sds1.phys[index].sas_address.low
- >> 24) & 0xFF;
- phy->sas_addr[4] = oem_parameters.sds1.phys[index].sas_address.high
- & 0xFF;
- phy->sas_addr[5] = (oem_parameters.sds1.phys[index].sas_address.high
- >> 8) & 0xFF;
- phy->sas_addr[6] = (oem_parameters.sds1.phys[index].sas_address.high
- >> 16) & 0xFF;
- phy->sas_addr[7] = (oem_parameters.sds1.phys[index].sas_address.high
- >> 24) & 0xFF;
+ scic_oem_parameters_get(scic, &oem);
+ sas_addr = oem.sds1.phys[index].sas_address.high;
+ sas_addr <<= 32;
+ sas_addr |= oem.sds1.phys[index].sas_address.low;
+ swab64s(&sas_addr);
+
+ memcpy(phy->sas_addr, &sas_addr, sizeof(sas_addr));
phy->isci_port = NULL;
phy->sas_phy.enabled = 0;
diff --git a/drivers/scsi/isci/port.c b/drivers/scsi/isci/port.c
index 446da20521c9..30da3ec703e3 100644
--- a/drivers/scsi/isci/port.c
+++ b/drivers/scsi/isci/port.c
@@ -192,6 +192,7 @@ void isci_port_link_up(
scic_port_get_properties(port, &properties);
if (properties.remote.protocols.u.bits.stp_target) {
+ u64 attached_sas_address;
struct scic_sata_phy_properties sata_phy_properties;
@@ -220,17 +221,13 @@ void isci_port_link_up(
* will not be the same as assigned to the PHY and needs
* to be obtained from struct scic_port_properties properties.
*/
+ attached_sas_address = properties.remote.sas_address.high;
+ attached_sas_address <<= 32;
+ attached_sas_address |= properties.remote.sas_address.low;
+ swab64s(&attached_sas_address);
- BUG_ON(((size_t)SAS_ADDR_SIZE / 2)
- != sizeof(properties.remote.sas_address.low));
-
- memcpy(&isci_phy->sas_phy.attached_sas_addr[0],
- &properties.remote.sas_address.low,
- SAS_ADDR_SIZE / 2);
-
- memcpy(&isci_phy->sas_phy.attached_sas_addr[4],
- &properties.remote.sas_address.high,
- SAS_ADDR_SIZE / 2);
+ memcpy(&isci_phy->sas_phy.attached_sas_addr,
+ &attached_sas_address, sizeof(attached_sas_address));
} else if (properties.remote.protocols.u.bits.ssp_target ||
properties.remote.protocols.u.bits.smp_target) {
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