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WSL2-Linux-Kernel
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scsi: mpt3sas: Bug fix for big endian systems. 

This patch fixes sparse warnings and bugs on big endian systems.

Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Chaitra P B 2018-04-24 05:28:30 -04:00 коммит произвёл Martin K. Petersen
Родитель 23b389c231
Коммит cf6bf9710c
6 изменённых файлов: 71 добавлений и 63 удалений
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2
drivers/scsi/mpt3sas/mpi/mpi2_init.h
Просмотреть файл

@ -75,7 +75,7 @@
typedef struct _MPI2_SCSI_IO_CDB_EEDP32 {
U8 CDB[20]; /*0x00 */
U32 PrimaryReferenceTag; /*0x14 */
__be32 PrimaryReferenceTag; /*0x14 */
U16 PrimaryApplicationTag; /*0x18 */
U16 PrimaryApplicationTagMask; /*0x1A */
U32 TransferLength; /*0x1C */

55
drivers/scsi/mpt3sas/mpt3sas_base.c
Просмотреть файл

@ -394,13 +394,14 @@ static void _clone_sg_entries(struct MPT3SAS_ADAPTER *ioc,
buff_ptr_phys = buffer_iomem_phys;
WARN_ON(buff_ptr_phys > U32_MAX);
if (sgel->FlagsLength &
if (le32_to_cpu(sgel->FlagsLength) &
(MPI2_SGE_FLAGS_HOST_TO_IOC << MPI2_SGE_FLAGS_SHIFT))
is_write = 1;
for (i = 0; i < MPT_MIN_PHYS_SEGMENTS + ioc->facts.MaxChainDepth; i++) {
sgl_flags = (sgel->FlagsLength >> MPI2_SGE_FLAGS_SHIFT);
sgl_flags =
(le32_to_cpu(sgel->FlagsLength) >> MPI2_SGE_FLAGS_SHIFT);
switch (sgl_flags & MPI2_SGE_FLAGS_ELEMENT_MASK) {
case MPI2_SGE_FLAGS_CHAIN_ELEMENT:
@ -411,7 +412,7 @@ static void _clone_sg_entries(struct MPT3SAS_ADAPTER *ioc,
*/
sgel_next =
_base_get_chain_buffer_dma_to_chain_buffer(ioc,
sgel->Address);
le32_to_cpu(sgel->Address));
if (sgel_next == NULL)
return;
/*
@ -426,7 +427,8 @@ static void _clone_sg_entries(struct MPT3SAS_ADAPTER *ioc,
dst_addr_phys = _base_get_chain_phys(ioc,
smid, sge_chain_count);
WARN_ON(dst_addr_phys > U32_MAX);
sgel->Address = (u32)dst_addr_phys;
sgel->Address =
cpu_to_le32(lower_32_bits(dst_addr_phys));
sgel = sgel_next;
sge_chain_count++;
break;
@ -435,22 +437,28 @@ static void _clone_sg_entries(struct MPT3SAS_ADAPTER *ioc,
if (is_scsiio_req) {
_base_clone_to_sys_mem(buff_ptr,
sg_virt(sg_scmd),
(sgel->FlagsLength & 0x00ffffff));
(le32_to_cpu(sgel->FlagsLength) &
0x00ffffff));
/*
* FIXME: this relies on a a zero
* PCI mem_offset.
*/
sgel->Address = (u32)buff_ptr_phys;
sgel->Address =
cpu_to_le32((u32)buff_ptr_phys);
} else {
_base_clone_to_sys_mem(buff_ptr,
ioc->config_vaddr,
(sgel->FlagsLength & 0x00ffffff));
sgel->Address = (u32)buff_ptr_phys;
(le32_to_cpu(sgel->FlagsLength) &
0x00ffffff));
sgel->Address =
cpu_to_le32((u32)buff_ptr_phys);
}
}
buff_ptr += (sgel->FlagsLength & 0x00ffffff);
buff_ptr_phys += (sgel->FlagsLength & 0x00ffffff);
if ((sgel->FlagsLength &
buff_ptr += (le32_to_cpu(sgel->FlagsLength) &
0x00ffffff);
buff_ptr_phys += (le32_to_cpu(sgel->FlagsLength) &
0x00ffffff);
if ((le32_to_cpu(sgel->FlagsLength) &
(MPI2_SGE_FLAGS_END_OF_BUFFER
<< MPI2_SGE_FLAGS_SHIFT)))
goto eob_clone_chain;
@ -1433,7 +1441,7 @@ _base_interrupt(int irq, void *bus_id)
cpu_to_le32(reply);
if (ioc->is_mcpu_endpoint)
_base_clone_reply_to_sys_mem(ioc,
cpu_to_le32(reply),
reply,
ioc->reply_free_host_index);
writel(ioc->reply_free_host_index,
&ioc->chip->ReplyFreeHostIndex);
@ -3044,7 +3052,7 @@ mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc)
for (i = 0; i < ioc->combined_reply_index_count; i++) {
ioc->replyPostRegisterIndex[i] = (resource_size_t *)
((u8 *)&ioc->chip->Doorbell +
((u8 __force *)&ioc->chip->Doorbell +
MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET +
(i * MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET));
}
@ -3339,7 +3347,7 @@ _base_mpi_ep_writeq(__u64 b, volatile void __iomem *addr,
spinlock_t *writeq_lock)
{
unsigned long flags;
__u64 data_out = cpu_to_le64(b);
__u64 data_out = b;
spin_lock_irqsave(writeq_lock, flags);
writel((u32)(data_out), addr);
@ -3362,7 +3370,7 @@ _base_mpi_ep_writeq(__u64 b, volatile void __iomem *addr,
static inline void
_base_writeq(__u64 b, volatile void __iomem *addr, spinlock_t *writeq_lock)
{
writeq(cpu_to_le64(b), addr);
writeq(b, addr);
}
#else
static inline void
@ -3389,7 +3397,7 @@ _base_put_smid_mpi_ep_scsi_io(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 handle)
__le32 *mfp = (__le32 *)mpt3sas_base_get_msg_frame(ioc, smid);
_clone_sg_entries(ioc, (void *) mfp, smid);
mpi_req_iomem = (void *)ioc->chip +
mpi_req_iomem = (void __force *)ioc->chip +
MPI_FRAME_START_OFFSET + (smid * ioc->request_sz);
_base_clone_mpi_to_sys_mem(mpi_req_iomem, (void *)mfp,
ioc->request_sz);
@ -3473,7 +3481,8 @@ mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid,
request_hdr = (MPI2RequestHeader_t *)mfp;
/* TBD 256 is offset within sys register. */
mpi_req_iomem = (void *)ioc->chip + MPI_FRAME_START_OFFSET
mpi_req_iomem = (void __force *)ioc->chip
+ MPI_FRAME_START_OFFSET
+ (smid * ioc->request_sz);
_base_clone_mpi_to_sys_mem(mpi_req_iomem, (void *)mfp,
ioc->request_sz);
@ -3542,7 +3551,7 @@ mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid)
_clone_sg_entries(ioc, (void *) mfp, smid);
/* TBD 256 is offset within sys register */
mpi_req_iomem = (void *)ioc->chip +
mpi_req_iomem = (void __force *)ioc->chip +
MPI_FRAME_START_OFFSET + (smid * ioc->request_sz);
_base_clone_mpi_to_sys_mem(mpi_req_iomem, (void *)mfp,
ioc->request_sz);
@ -5002,7 +5011,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
/* send message 32-bits at a time */
for (i = 0, failed = 0; i < request_bytes/4 && !failed; i++) {
writel(cpu_to_le32(request[i]), &ioc->chip->Doorbell);
writel((u32)(request[i]), &ioc->chip->Doorbell);
if ((_base_wait_for_doorbell_ack(ioc, 5)))
failed = 1;
}
@ -5023,7 +5032,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
}
/* read the first two 16-bits, it gives the total length of the reply */
reply[0] = le16_to_cpu(readl(&ioc->chip->Doorbell)
reply[0] = (u16)(readl(&ioc->chip->Doorbell)
& MPI2_DOORBELL_DATA_MASK);
writel(0, &ioc->chip->HostInterruptStatus);
if ((_base_wait_for_doorbell_int(ioc, 5))) {
@ -5032,7 +5041,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
ioc->name, __LINE__);
return -EFAULT;
}
reply[1] = le16_to_cpu(readl(&ioc->chip->Doorbell)
reply[1] = (u16)(readl(&ioc->chip->Doorbell)
& MPI2_DOORBELL_DATA_MASK);
writel(0, &ioc->chip->HostInterruptStatus);
@ -5046,7 +5055,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
if (i >= reply_bytes/2) /* overflow case */
readl(&ioc->chip->Doorbell);
else
reply[i] = le16_to_cpu(readl(&ioc->chip->Doorbell)
reply[i] = (u16)(readl(&ioc->chip->Doorbell)
& MPI2_DOORBELL_DATA_MASK);
writel(0, &ioc->chip->HostInterruptStatus);
}
@ -6172,7 +6181,7 @@ _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc)
ioc->reply_free[i] = cpu_to_le32(reply_address);
if (ioc->is_mcpu_endpoint)
_base_clone_reply_to_sys_mem(ioc,
(__le32)reply_address, i);
reply_address, i);
}
/* initialize reply queues */

4
drivers/scsi/mpt3sas/mpt3sas_base.h
Просмотреть файл

@ -829,8 +829,8 @@ struct _sc_list {
*/
struct _event_ack_list {
struct list_head list;
u16 Event;
u32 EventContext;
U16 Event;
U32 EventContext;
};
/**

11
drivers/scsi/mpt3sas/mpt3sas_ctl.c
Просмотреть файл

@ -297,7 +297,7 @@ mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
nvme_error_reply =
(Mpi26NVMeEncapsulatedErrorReply_t *)mpi_reply;
sz = min_t(u32, NVME_ERROR_RESPONSE_SIZE,
le32_to_cpu(nvme_error_reply->ErrorResponseCount));
le16_to_cpu(nvme_error_reply->ErrorResponseCount));
sense_data = mpt3sas_base_get_sense_buffer(ioc, smid);
memcpy(ioc->ctl_cmds.sense, sense_data, sz);
}
@ -803,12 +803,13 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
* Build the PRPs and set direction bits.
* Send the request.
*/
nvme_encap_request->ErrorResponseBaseAddress = ioc->sense_dma &
0xFFFFFFFF00000000;
nvme_encap_request->ErrorResponseBaseAddress =
cpu_to_le64(ioc->sense_dma & 0xFFFFFFFF00000000UL);
nvme_encap_request->ErrorResponseBaseAddress |=
(U64)mpt3sas_base_get_sense_buffer_dma(ioc, smid);
cpu_to_le64(le32_to_cpu(
mpt3sas_base_get_sense_buffer_dma(ioc, smid)));
nvme_encap_request->ErrorResponseAllocationLength =
NVME_ERROR_RESPONSE_SIZE;
cpu_to_le16(NVME_ERROR_RESPONSE_SIZE);
memset(ioc->ctl_cmds.sense, 0, NVME_ERROR_RESPONSE_SIZE);
ioc->build_nvme_prp(ioc, smid, nvme_encap_request,
data_out_dma, data_out_sz, data_in_dma, data_in_sz);

59
drivers/scsi/mpt3sas/mpt3sas_scsih.c
Просмотреть файл

@ -157,8 +157,8 @@ MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 ");
/* raid transport support */
struct raid_template *mpt3sas_raid_template;
struct raid_template *mpt2sas_raid_template;
static struct raid_template *mpt3sas_raid_template;
static struct raid_template *mpt2sas_raid_template;
/**
@ -3725,7 +3725,7 @@ _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
if (!delayed_sc)
return _scsih_check_for_pending_tm(ioc, smid);
INIT_LIST_HEAD(&delayed_sc->list);
delayed_sc->handle = mpi_request_tm->DevHandle;
delayed_sc->handle = le16_to_cpu(mpi_request_tm->DevHandle);
list_add_tail(&delayed_sc->list, &ioc->delayed_sc_list);
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"DELAYED:sc:handle(0x%04x), (open)\n",
@ -3903,8 +3903,8 @@ _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid,
* Context - processed in interrupt context.
*/
static void
_scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 event,
u32 event_context)
_scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, U16 event,
U32 event_context)
{
Mpi2EventAckRequest_t *ack_request;
int i = smid - ioc->internal_smid;
@ -3979,13 +3979,13 @@ _scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER *ioc,
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n",
ioc->name, le16_to_cpu(handle), smid,
ioc->name, handle, smid,
ioc->tm_sas_control_cb_idx));
mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
mpi_request->DevHandle = handle;
mpi_request->DevHandle = cpu_to_le16(handle);
mpt3sas_base_put_smid_default(ioc, smid);
}
@ -6108,7 +6108,7 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
if (sas_device_pg0.EnclosureHandle) {
encl_pg0_rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
&enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
sas_device_pg0.EnclosureHandle);
le16_to_cpu(sas_device_pg0.EnclosureHandle));
if (encl_pg0_rc)
pr_info(MPT3SAS_FMT
"Enclosure Pg0 read failed for handle(0x%04x)\n",
@ -6917,7 +6917,7 @@ _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
if (pcie_device->enclosure_handle != 0)
pcie_device->slot = le16_to_cpu(pcie_device_pg0.Slot);
if (le16_to_cpu(pcie_device_pg0.Flags) &
if (le32_to_cpu(pcie_device_pg0.Flags) &
MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) {
pcie_device->enclosure_level = pcie_device_pg0.EnclosureLevel;
memcpy(&pcie_device->connector_name[0],
@ -8364,8 +8364,9 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
spin_lock_irqsave(&ioc->sas_device_lock, flags);
list_for_each_entry(sas_device, &ioc->sas_device_list, list) {
if ((sas_device->sas_address == sas_device_pg0->SASAddress) &&
(sas_device->slot == sas_device_pg0->Slot)) {
if ((sas_device->sas_address == le64_to_cpu(
sas_device_pg0->SASAddress)) && (sas_device->slot ==
le16_to_cpu(sas_device_pg0->Slot))) {
sas_device->responding = 1;
starget = sas_device->starget;
if (starget && starget->hostdata) {
@ -8377,7 +8378,7 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
if (starget) {
starget_printk(KERN_INFO, starget,
"handle(0x%04x), sas_addr(0x%016llx)\n",
sas_device_pg0->DevHandle,
le16_to_cpu(sas_device_pg0->DevHandle),
(unsigned long long)
sas_device->sas_address);
@ -8389,7 +8390,7 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
sas_device->enclosure_logical_id,
sas_device->slot);
}
if (sas_device_pg0->Flags &
if (le16_to_cpu(sas_device_pg0->Flags) &
MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
sas_device->enclosure_level =
sas_device_pg0->EnclosureLevel;
@ -8403,14 +8404,16 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
_scsih_get_enclosure_logicalid_chassis_slot(ioc,
sas_device_pg0, sas_device);
if (sas_device->handle == sas_device_pg0->DevHandle)
if (sas_device->handle == le16_to_cpu(
sas_device_pg0->DevHandle))
goto out;
pr_info("\thandle changed from(0x%04x)!!!\n",
sas_device->handle);
sas_device->handle = sas_device_pg0->DevHandle;
sas_device->handle = le16_to_cpu(
sas_device_pg0->DevHandle);
if (sas_target_priv_data)
sas_target_priv_data->handle =
sas_device_pg0->DevHandle;
le16_to_cpu(sas_device_pg0->DevHandle);
goto out;
}
}
@ -8449,15 +8452,10 @@ _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
MPI2_IOCSTATUS_MASK;
if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
break;
handle = sas_device_pg0.DevHandle =
le16_to_cpu(sas_device_pg0.DevHandle);
handle = le16_to_cpu(sas_device_pg0.DevHandle);
device_info = le32_to_cpu(sas_device_pg0.DeviceInfo);
if (!(_scsih_is_end_device(device_info)))
continue;
sas_device_pg0.SASAddress =
le64_to_cpu(sas_device_pg0.SASAddress);
sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot);
sas_device_pg0.Flags = le16_to_cpu(sas_device_pg0.Flags);
_scsih_mark_responding_sas_device(ioc, &sas_device_pg0);
}
@ -8487,8 +8485,9 @@ _scsih_mark_responding_pcie_device(struct MPT3SAS_ADAPTER *ioc,
spin_lock_irqsave(&ioc->pcie_device_lock, flags);
list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) {
if ((pcie_device->wwid == pcie_device_pg0->WWID) &&
(pcie_device->slot == pcie_device_pg0->Slot)) {
if ((pcie_device->wwid == le64_to_cpu(pcie_device_pg0->WWID))
&& (pcie_device->slot == le16_to_cpu(
pcie_device_pg0->Slot))) {
pcie_device->responding = 1;
starget = pcie_device->starget;
if (starget && starget->hostdata) {
@ -8523,14 +8522,16 @@ _scsih_mark_responding_pcie_device(struct MPT3SAS_ADAPTER *ioc,
pcie_device->connector_name[0] = '\0';
}
if (pcie_device->handle == pcie_device_pg0->DevHandle)
if (pcie_device->handle == le16_to_cpu(
pcie_device_pg0->DevHandle))
goto out;
pr_info("\thandle changed from(0x%04x)!!!\n",
pcie_device->handle);
pcie_device->handle = pcie_device_pg0->DevHandle;
pcie_device->handle = le16_to_cpu(
pcie_device_pg0->DevHandle);
if (sas_target_priv_data)
sas_target_priv_data->handle =
pcie_device_pg0->DevHandle;
le16_to_cpu(pcie_device_pg0->DevHandle);
goto out;
}
}
@ -8579,10 +8580,6 @@ _scsih_search_responding_pcie_devices(struct MPT3SAS_ADAPTER *ioc)
device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo);
if (!(_scsih_is_nvme_device(device_info)))
continue;
pcie_device_pg0.WWID = le64_to_cpu(pcie_device_pg0.WWID),
pcie_device_pg0.Slot = le16_to_cpu(pcie_device_pg0.Slot);
pcie_device_pg0.Flags = le32_to_cpu(pcie_device_pg0.Flags);
pcie_device_pg0.DevHandle = handle;
_scsih_mark_responding_pcie_device(ioc, &pcie_device_pg0);
}
out:

3
drivers/scsi/mpt3sas/mpt3sas_warpdrive.c
Просмотреть файл

@ -177,7 +177,8 @@ mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc,
if (mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
&pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM,
vol_pg0->PhysDisk[count].PhysDiskNum) ||
pd_pg0.DevHandle == MPT3SAS_INVALID_DEVICE_HANDLE) {
le16_to_cpu(pd_pg0.DevHandle) ==
MPT3SAS_INVALID_DEVICE_HANDLE) {
pr_info(MPT3SAS_FMT "WarpDrive : Direct IO is "
"disabled for the drive with handle(0x%04x) member"
"handle retrieval failed for member number=%d\n",