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authorSasikumar Chandrasekaran <sasikumar.pc@broadcom.com>2017-01-10 18:20:43 -0500
committerMartin K. Petersen <martin.petersen@oracle.com>2017-01-10 23:15:45 -0500
commit45f4f2eb3da3cbff02c3d77c784c81320c733056 (patch)
tree92a99d27db1082596a0f68ce15287bdd27a7bc48 /drivers/scsi/megaraid/megaraid_sas_fusion.c
parent47069a81b6312380f163f711ff879bd7a9d0da2a (diff)
downloadlwn-45f4f2eb3da3cbff02c3d77c784c81320c733056.tar.gz
lwn-45f4f2eb3da3cbff02c3d77c784c81320c733056.zip
scsi: megaraid_sas: Add new pci device Ids for SAS3.5 Generic Megaraid Controllers
This patch contains new pci device ids for SAS3.5 Generic Megaraid Controllers Signed-off-by: Sasikumar Chandrasekaran <sasikumar.pc@broadcom.com> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c30
1 files changed, 23 insertions, 7 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 24778ba4b6e8..8d7a39782512 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -189,15 +189,29 @@ inline void megasas_return_cmd_fusion(struct megasas_instance *instance,
*/
static void
megasas_fire_cmd_fusion(struct megasas_instance *instance,
- union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc)
+ union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc, bool is_32bit)
{
+ struct megasas_register_set __iomem *regs = instance->reg_set;
+ unsigned long flags;
+
+ if (is_32bit)
+ writel(le32_to_cpu(req_desc->u.low),
+ &(regs)->inbound_single_queue_port);
+ else if (instance->is_ventura) {
+ spin_lock_irqsave(&instance->hba_lock, flags);
+ writel(le32_to_cpu(req_desc->u.low),
+ &(regs)->inbound_low_queue_port);
+ writel(le32_to_cpu(req_desc->u.high),
+ &(regs)->inbound_high_queue_port);
+ mmiowb();
+ spin_unlock_irqrestore(&instance->hba_lock, flags);
+ } else {
#if defined(writeq) && defined(CONFIG_64BIT)
u64 req_data = (((u64)le32_to_cpu(req_desc->u.high) << 32) |
le32_to_cpu(req_desc->u.low));
writeq(req_data, &instance->reg_set->inbound_low_queue_port);
#else
- unsigned long flags;
spin_lock_irqsave(&instance->hba_lock, flags);
writel(le32_to_cpu(req_desc->u.low),
@@ -207,6 +221,7 @@ megasas_fire_cmd_fusion(struct megasas_instance *instance,
mmiowb();
spin_unlock_irqrestore(&instance->hba_lock, flags);
#endif
+ }
}
/**
@@ -850,7 +865,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
break;
}
- megasas_fire_cmd_fusion(instance, &req_desc);
+ megasas_fire_cmd_fusion(instance, &req_desc, false);
wait_and_poll(instance, cmd, MFI_POLL_TIMEOUT_SECS);
@@ -2224,7 +2239,7 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance,
*/
atomic_inc(&instance->fw_outstanding);
- megasas_fire_cmd_fusion(instance, req_desc);
+ megasas_fire_cmd_fusion(instance, req_desc, instance->is_ventura);
return 0;
}
@@ -2595,7 +2610,7 @@ megasas_issue_dcmd_fusion(struct megasas_instance *instance,
return DCMD_NOT_FIRED;
}
- megasas_fire_cmd_fusion(instance, req_desc);
+ megasas_fire_cmd_fusion(instance, req_desc, instance->is_ventura);
return DCMD_SUCCESS;
}
@@ -2888,7 +2903,8 @@ void megasas_refire_mgmt_cmd(struct megasas_instance *instance)
cpu_to_le32(MR_DCMD_SYSTEM_PD_MAP_GET_INFO)))
&& !(cmd_mfi->flags & DRV_DCMD_SKIP_REFIRE);
if (refire_cmd)
- megasas_fire_cmd_fusion(instance, req_desc);
+ megasas_fire_cmd_fusion(instance, req_desc,
+ instance->is_ventura);
else
megasas_return_cmd(instance, cmd_mfi);
}
@@ -3067,7 +3083,7 @@ megasas_issue_tm(struct megasas_instance *instance, u16 device_handle,
mr_request->tmReqFlags.isTMForLD = 1;
init_completion(&cmd_fusion->done);
- megasas_fire_cmd_fusion(instance, req_desc);
+ megasas_fire_cmd_fusion(instance, req_desc, instance->is_ventura);
timeleft = wait_for_completion_timeout(&cmd_fusion->done, 50 * HZ);