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| author |   adam radford <aradford@gmail.com> | 2013-09-06 15:27:14 -0700 |
|---|---|---|
| committer |   James Bottomley <JBottomley@Parallels.com> | 2013-09-06 15:54:55 -0700 |
| commit | 21c9e160a51383d4cb0b882398534b0c95c0cc3b (patch) | |
| tree | f8d0992cb054f39306ea565df149708dd612ac2e /drivers/scsi/megaraid/megaraid_sas_fp.c | |
| parent | [SCSI] Allow MPT Fusion SAS 3.0 driver to be built into the kernel (diff) | |
| download | linux-dev-21c9e160a51383d4cb0b882398534b0c95c0cc3b.tar.xz linux-dev-21c9e160a51383d4cb0b882398534b0c95c0cc3b.zip | |
[SCSI] megaraid_sas: Add High Availability clustering support using shared Logical Disks
Signed-off-by: Adam Radford <aradford@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fp.c')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_fp.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c index 4f401f753f8e..75e811810d0b 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fp.c +++ b/drivers/scsi/megaraid/megaraid_sas_fp.c @@ -126,17 +126,17 @@ static u8 MR_LdDataArmGet(u32 ld, u32 armIdx, struct MR_FW_RAID_MAP_ALL *map) return map->raidMap.ldSpanMap[ld].dataArmMap[armIdx]; } -static u16 MR_ArPdGet(u32 ar, u32 arm, struct MR_FW_RAID_MAP_ALL *map) +u16 MR_ArPdGet(u32 ar, u32 arm, struct MR_FW_RAID_MAP_ALL *map) { return map->raidMap.arMapInfo[ar].pd[arm]; } -static u16 MR_LdSpanArrayGet(u32 ld, u32 span, struct MR_FW_RAID_MAP_ALL *map) +u16 MR_LdSpanArrayGet(u32 ld, u32 span, struct MR_FW_RAID_MAP_ALL *map) { return map->raidMap.ldSpanMap[ld].spanBlock[span].span.arrayRef; } -static u16 MR_PdDevHandleGet(u32 pd, struct MR_FW_RAID_MAP_ALL *map) +u16 MR_PdDevHandleGet(u32 pd, struct MR_FW_RAID_MAP_ALL *map) { return map->raidMap.devHndlInfo[pd].curDevHdl; } @@ -784,7 +784,7 @@ u8 MR_BuildRaidContext(struct megasas_instance *instance, struct IO_REQUEST_INFO *io_info, struct RAID_CONTEXT *pRAID_Context, - struct MR_FW_RAID_MAP_ALL *map) + struct MR_FW_RAID_MAP_ALL *map, u8 **raidLUN) { struct MR_LD_RAID *raid; u32 ld, stripSize, stripe_mask; @@ -977,6 +977,9 @@ MR_BuildRaidContext(struct megasas_instance *instance, pRAID_Context->regLockRowLBA = regStart; pRAID_Context->regLockLength = regSize; pRAID_Context->configSeqNum = raid->seqNum; + /* save pointer to raid->LUN array */ + *raidLUN = raid->LUN; + /*Get Phy Params only if FP capable, or else leave it to MR firmware to do the calculation.*/ |