It's quite pointless to call megasas_lookup_instance() if we can
derive a pointer to the structure directly.
Signed-off-by: Hannes Reinecke <h...@suse.com>
---
drivers/scsi/megaraid/megaraid_sas.h | 3 ++-
drivers/scsi/megaraid/megaraid_sas_base.c | 24 +++++++++++-------------
drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 +-
3 files changed, 14 insertions(+), 15 deletions(-)
diff --git a/drivers/scsi/megaraid/megaraid_sas.h
b/drivers/scsi/megaraid/megaraid_sas.h
index 8f1d2b4..296e692 100644
--- a/drivers/scsi/megaraid/megaraid_sas.h
+++ b/drivers/scsi/megaraid/megaraid_sas.h
@@ -2375,7 +2375,8 @@ void megasas_return_mfi_mpt_pthr(struct megasas_instance
*instance,
int megasas_cmd_type(struct scsi_cmnd *cmd);
void megasas_setup_jbod_map(struct megasas_instance *instance);
-void megasas_update_sdev_properties(struct scsi_device *sdev);
+void megasas_update_sdev_properties(struct megasas_instance *instance,
+ struct scsi_device *sdev);
int megasas_reset_fusion(struct Scsi_Host *shost, int reason);
int megasas_task_abort_fusion(struct scsi_cmnd *scmd);
int megasas_reset_target_fusion(struct scsi_cmnd *scmd);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c
b/drivers/scsi/megaraid/megaraid_sas_base.c
index e7e3efd..d580406 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -1736,22 +1736,22 @@ static struct megasas_instance
*megasas_lookup_instance(u16 host_no)
/*
* megasas_update_sdev_properties - Update sdev structure based on controller's
FW capabilities
*
+* @instance: Megasas instance
* @sdev: OS provided scsi device
*
* Returns void
*/
-void megasas_update_sdev_properties(struct scsi_device *sdev)
+void megasas_update_sdev_properties(struct megasas_instance *instance,
+ struct scsi_device *sdev)
{
u16 pd_index = 0;
u32 device_id, ld;
- struct megasas_instance *instance;
struct fusion_context *fusion;
struct MR_PRIV_DEVICE *mr_device_priv_data;
struct MR_PD_CFG_SEQ_NUM_SYNC *pd_sync;
struct MR_LD_RAID *raid;
struct MR_DRV_RAID_MAP_ALL *local_map_ptr;
- instance = megasas_lookup_instance(sdev->host->host_no);
fusion = instance->ctrl_context;
mr_device_priv_data = sdev->hostdata;
@@ -1780,13 +1780,11 @@ void megasas_update_sdev_properties(struct scsi_device
*sdev)
}
}
-static void megasas_set_device_queue_depth(struct scsi_device *sdev)
+static void megasas_set_device_queue_depth(struct megasas_instance *instance,
+ struct scsi_device *sdev)
{
u16 pd_index = 0;
int ret = DCMD_FAILED;
- struct megasas_instance *instance;
-
- instance = megasas_lookup_instance(sdev->host->host_no);
if (sdev->channel < MEGASAS_MAX_PD_CHANNELS) {
pd_index = (sdev->channel * MEGASAS_MAX_DEV_PER_CHANNEL) +
sdev->id;
@@ -1822,9 +1820,9 @@ static void megasas_set_device_queue_depth(struct
scsi_device *sdev)
static int megasas_slave_configure(struct scsi_device *sdev)
{
u16 pd_index = 0;
- struct megasas_instance *instance;
+ struct megasas_instance *instance = (struct megasas_instance *)
+ sdev->host->hostdata;
- instance = megasas_lookup_instance(sdev->host->host_no);
if (instance->pd_list_not_supported) {
if (sdev->channel < MEGASAS_MAX_PD_CHANNELS &&
sdev->type == TYPE_DISK) {
@@ -1835,8 +1833,8 @@ static int megasas_slave_configure(struct scsi_device
*sdev)
return -ENXIO;
}
}
- megasas_set_device_queue_depth(sdev);
- megasas_update_sdev_properties(sdev);
+ megasas_set_device_queue_depth(instance, sdev);
+ megasas_update_sdev_properties(instance, sdev);
/*
* The RAID firmware may require extended timeouts.
@@ -1850,10 +1848,10 @@ static int megasas_slave_configure(struct scsi_device
*sdev)
static int megasas_slave_alloc(struct scsi_device *sdev)
{
u16 pd_index = 0;
- struct megasas_instance *instance ;
+ struct megasas_instance *instance = (struct megasas_instance *)
+ sdev->host->hostdata;
struct MR_PRIV_DEVICE *mr_device_priv_data;
- instance = megasas_lookup_instance(sdev->host->host_no);
if (sdev->channel < MEGASAS_MAX_PD_CHANNELS) {
/*
* Open the OS scan to the SYSTEM PD
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c
b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 2159f6a..38137de 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -3535,7 +3535,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int
reason)
megasas_setup_jbod_map(instance);
shost_for_each_device(sdev, shost)
- megasas_update_sdev_properties(sdev);
+ megasas_update_sdev_properties(instance, sdev);
clear_bit(MEGASAS_FUSION_IN_RESET,
&instance->reset_flags);
--
1.8.5.6
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