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megaraid_sas: dndinaness related bug fixes 

This patch addresses few endianness related bug fixes.

Signed-off-by: Sumit Saxena <sumit.saxena@avagotech.com>
Signed-off-by: Kashyap Desai <kashyap.desai@avagotech.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Sumit.Saxena@avagotech.com 2014-11-17 15:24:28 +05:30 коммит произвёл Christoph Hellwig
Родитель 170c238701
Коммит 6e755ddc29
2 изменённых файлов: 16 добавлений и 14 удалений
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17
drivers/scsi/megaraid/megaraid_sas_fp.c
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@ -185,14 +185,15 @@ void MR_PopulateDrvRaidMap(struct megasas_instance *instance)
/* New Raid map will not set totalSize, so keep expected value
* for legacy code in ValidateMapInfo
*/
pDrvRaidMap->totalSize = sizeof(struct MR_FW_RAID_MAP_EXT);
pDrvRaidMap->totalSize =
cpu_to_le32(sizeof(struct MR_FW_RAID_MAP_EXT));
} else {
fw_map_old = (struct MR_FW_RAID_MAP_ALL *)
fusion->ld_map[(instance->map_id & 1)];
pFwRaidMap = &fw_map_old->raidMap;
#if VD_EXT_DEBUG
for (i = 0; i < pFwRaidMap->ldCount; i++) {
for (i = 0; i < le16_to_cpu(pFwRaidMap->ldCount); i++) {
dev_dbg(&instance->pdev->dev, "(%d) :Index 0x%x "
"Target Id 0x%x Seq Num 0x%x Size 0/%llx\n",
instance->unique_id, i,
@ -204,12 +205,12 @@ void MR_PopulateDrvRaidMap(struct megasas_instance *instance)
memset(drv_map, 0, fusion->drv_map_sz);
pDrvRaidMap->totalSize = pFwRaidMap->totalSize;
pDrvRaidMap->ldCount = pFwRaidMap->ldCount;
pDrvRaidMap->ldCount = (__le16)pFwRaidMap->ldCount;
pDrvRaidMap->fpPdIoTimeoutSec = pFwRaidMap->fpPdIoTimeoutSec;
for (i = 0; i < MAX_RAIDMAP_LOGICAL_DRIVES + MAX_RAIDMAP_VIEWS; i++)
pDrvRaidMap->ldTgtIdToLd[i] =
(u8)pFwRaidMap->ldTgtIdToLd[i];
for (i = 0; i < pDrvRaidMap->ldCount; i++) {
for (i = 0; i < le16_to_cpu(pDrvRaidMap->ldCount); i++) {
pDrvRaidMap->ldSpanMap[i] = pFwRaidMap->ldSpanMap[i];
#if VD_EXT_DEBUG
dev_dbg(&instance->pdev->dev,
@ -270,7 +271,7 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance)
else
expected_size =
(sizeof(struct MR_FW_RAID_MAP) - sizeof(struct MR_LD_SPAN_MAP) +
(sizeof(struct MR_LD_SPAN_MAP) * le32_to_cpu(pDrvRaidMap->ldCount)));
(sizeof(struct MR_LD_SPAN_MAP) * le16_to_cpu(pDrvRaidMap->ldCount)));
if (le32_to_cpu(pDrvRaidMap->totalSize) != expected_size) {
dev_err(&instance->pdev->dev, "map info structure size 0x%x is not matching with ld count\n",
@ -286,7 +287,7 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance)
mr_update_load_balance_params(drv_map, lbInfo);
num_lds = le32_to_cpu(drv_map->raidMap.ldCount);
num_lds = le16_to_cpu(drv_map->raidMap.ldCount);
/*Convert Raid capability values to CPU arch */
for (ldCount = 0; ldCount < num_lds; ldCount++) {
@ -459,7 +460,7 @@ u32 mr_spanset_get_span_block(struct megasas_instance *instance,
quad = &map->raidMap.ldSpanMap[ld].
spanBlock[span].
block_span_info.quad[info];
if (le32_to_cpu(quad->diff == 0))
if (le32_to_cpu(quad->diff) == 0)
return SPAN_INVALID;
if (le64_to_cpu(quad->logStart) <= row &&
row <= le64_to_cpu(quad->logEnd) &&
@ -522,7 +523,7 @@ static u64 get_row_from_strip(struct megasas_instance *instance,
span_set->span_row_data_width) * span_set->diff;
for (span = 0, span_offset = 0; span < raid->spanDepth; span++)
if (le32_to_cpu(map->raidMap.ldSpanMap[ld].spanBlock[span].
block_span_info.noElements >= info+1)) {
block_span_info.noElements) >= info+1) {
if (strip_offset >=
span_set->strip_offset[span])
span_offset++;

13
drivers/scsi/megaraid/megaraid_sas_fusion.c
Просмотреть файл

@ -882,7 +882,7 @@ megasas_sync_map_info(struct megasas_instance *instance)
map = fusion->ld_drv_map[instance->map_id & 1];
num_lds = le32_to_cpu(map->raidMap.ldCount);
num_lds = le16_to_cpu(map->raidMap.ldCount);
dcmd = &cmd->frame->dcmd;
@ -1137,9 +1137,10 @@ megasas_fire_cmd_fusion(struct megasas_instance *instance,
struct megasas_register_set __iomem *regs)
{
#if defined(writeq) && defined(CONFIG_64BIT)
u64 req_data = (((u64)req_desc_hi << 32) | (u32)req_desc_lo);
u64 req_data = (((u64)le32_to_cpu(req_desc_hi) << 32) |
le32_to_cpu(req_desc_lo));
writeq(le64_to_cpu(req_data), &(regs)->inbound_low_queue_port);
writeq(req_data, &(regs)->inbound_low_queue_port);
#else
unsigned long flags;
@ -1337,7 +1338,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len,
/* Logical block reference tag */
io_request->CDB.EEDP32.PrimaryReferenceTag =
cpu_to_be32(ref_tag);
io_request->CDB.EEDP32.PrimaryApplicationTagMask = 0xffff;
io_request->CDB.EEDP32.PrimaryApplicationTagMask = cpu_to_be16(0xffff);
io_request->IoFlags = cpu_to_le16(32); /* Specify 32-byte cdb */
/* Transfer length */
@ -1733,7 +1734,7 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
/* set RAID context values */
pRAID_Context->regLockFlags = REGION_TYPE_SHARED_READ;
pRAID_Context->timeoutValue = raid->fpIoTimeoutForLd;
pRAID_Context->timeoutValue = cpu_to_le16(raid->fpIoTimeoutForLd);
pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
pRAID_Context->regLockRowLBA = 0;
pRAID_Context->regLockLength = 0;
@ -2218,7 +2219,7 @@ build_mpt_mfi_pass_thru(struct megasas_instance *instance,
* megasas_complete_cmd
*/
if (frame_hdr->flags & MFI_FRAME_DONT_POST_IN_REPLY_QUEUE)
if (frame_hdr->flags & cpu_to_le16(MFI_FRAME_DONT_POST_IN_REPLY_QUEUE))
cmd->flags = MFI_FRAME_DONT_POST_IN_REPLY_QUEUE;
fusion = instance->ctrl_context;