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authorKashyap, Desai <kashyap.desai@lsi.com>2011-06-14 07:24:56 +0200
committerJames Bottomley <JBottomley@Parallels.com>2011-06-29 23:07:00 +0200
commitc97951ec46d4b076c2236b77db34eeed6dddb8eb (patch)
tree992d5e85f3dbc23bb702e9a295cae5c477683037 /drivers/scsi/mpt2sas/mpt2sas_base.h
parent[SCSI] fnic: Update Maintainers list for fnic. (diff)
downloadlinux-c97951ec46d4b076c2236b77db34eeed6dddb8eb.tar.xz
linux-c97951ec46d4b076c2236b77db34eeed6dddb8eb.zip
[SCSI] mpt2sas: Fixed Big Indian Issues on 32 bit PPC
This patch addresses many endian issues solved by runing sparse with the option __CHECK_ENDIAN__ turned on. Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_base.h')
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_base.h53
1 files changed, 50 insertions, 3 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
index dcc289c25459..451dc1ce2287 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
@@ -541,6 +541,53 @@ struct _tr_list {
typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
+/* IOC Facts and Port Facts converted from little endian to cpu */
+union mpi2_version_union {
+ MPI2_VERSION_STRUCT Struct;
+ u32 Word;
+};
+
+struct mpt2sas_facts {
+ u16 MsgVersion;
+ u16 HeaderVersion;
+ u8 IOCNumber;
+ u8 VP_ID;
+ u8 VF_ID;
+ u16 IOCExceptions;
+ u16 IOCStatus;
+ u32 IOCLogInfo;
+ u8 MaxChainDepth;
+ u8 WhoInit;
+ u8 NumberOfPorts;
+ u8 MaxMSIxVectors;
+ u16 RequestCredit;
+ u16 ProductID;
+ u32 IOCCapabilities;
+ union mpi2_version_union FWVersion;
+ u16 IOCRequestFrameSize;
+ u16 Reserved3;
+ u16 MaxInitiators;
+ u16 MaxTargets;
+ u16 MaxSasExpanders;
+ u16 MaxEnclosures;
+ u16 ProtocolFlags;
+ u16 HighPriorityCredit;
+ u16 MaxReplyDescriptorPostQueueDepth;
+ u8 ReplyFrameSize;
+ u8 MaxVolumes;
+ u16 MaxDevHandle;
+ u16 MaxPersistentEntries;
+ u16 MinDevHandle;
+};
+
+struct mpt2sas_port_facts {
+ u8 PortNumber;
+ u8 VP_ID;
+ u8 VF_ID;
+ u8 PortType;
+ u16 MaxPostedCmdBuffers;
+};
+
/**
* struct MPT2SAS_ADAPTER - per adapter struct
* @list: ioc_list
@@ -749,8 +796,8 @@ struct MPT2SAS_ADAPTER {
u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
/* static config pages */
- Mpi2IOCFactsReply_t facts;
- Mpi2PortFactsReply_t *pfacts;
+ struct mpt2sas_facts facts;
+ struct mpt2sas_port_facts *pfacts;
Mpi2ManufacturingPage0_t manu_pg0;
Mpi2BiosPage2_t bios_pg2;
Mpi2BiosPage3_t bios_pg3;
@@ -840,7 +887,7 @@ struct MPT2SAS_ADAPTER {
/* reply free queue */
u16 reply_free_queue_depth;
- u32 *reply_free;
+ __le32 *reply_free;
dma_addr_t reply_free_dma;
struct dma_pool *reply_free_dma_pool;
u32 reply_free_host_index;