From: Sumit.Saxena@avagotech.com Date: Mon, 17 Nov 2014 09:54:28 +0000 (+0530) Subject: megaraid_sas: dndinaness related bug fixes X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6e755ddc2935d970574263db3eca547eb70e67d7;p=linux-beck.git megaraid_sas: dndinaness related bug fixes This patch addresses few endianness related bug fixes. Signed-off-by: Sumit Saxena Signed-off-by: Kashyap Desai Reviewed-by: Tomas Henzl Cc: Signed-off-by: Christoph Hellwig --- diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c index 246574bad910..460c6a3d4ade 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fp.c +++ b/drivers/scsi/megaraid/megaraid_sas_fp.c @@ -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++; diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 4e259edd467a..71557f64bb5e 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -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;