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MdeModulePkg UfsPassThruDxe: Remove redundant functions 

The functions that are never called have been removed.
They are UfsClearFlag and UfsFindAvailableSlotInTmrl.
https://bugzilla.tianocore.org/show_bug.cgi?id=1062

Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zhang@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
shenglei 2018-08-08 15:37:05 +08:00 committed by Star Zeng
parent d270c1dea2
commit 78a6d34fa6
1 changed files with 0 additions and 49 deletions
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49
MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c
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@ -753,31 +753,6 @@ UfsFindAvailableSlotInTrl (
return EFI_NOT_READY; return EFI_NOT_READY;
} }
/**
Find out available slot in task management transfer list of a UFS device.
@param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.
@param[out] Slot The available slot.
@retval EFI_SUCCESS The available slot was found successfully.
**/
EFI_STATUS
UfsFindAvailableSlotInTmrl (
IN UFS_PASS_THRU_PRIVATE_DATA *Private,
OUT UINT8 *Slot
)
{
ASSERT ((Private != NULL) && (Slot != NULL));
//
// The simplest algo to always use slot 0.
// TODO: enhance it to support async transfer with multiple slot.
//
*Slot = 0;
return EFI_SUCCESS;
}
/** /**
Start specified slot in transfer list of a UFS device. Start specified slot in transfer list of a UFS device.
@ -1229,31 +1204,7 @@ UfsSetFlag (
return Status; return Status;
} }
/**
Clear specified flag to 0 on a UFS device.
@param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.
@param[in] FlagId The ID of flag to be cleared.
@retval EFI_SUCCESS The flag was cleared successfully.
@retval EFI_DEVICE_ERROR A device error occurred while attempting to clear the flag.
@retval EFI_TIMEOUT A timeout occurred while waiting for the completion of clearing the flag.
**/
EFI_STATUS
UfsClearFlag (
IN UFS_PASS_THRU_PRIVATE_DATA *Private,
IN UINT8 FlagId
)
{
EFI_STATUS Status;
UINT8 Value;
Value = 0;
Status = UfsRwFlags (Private, FALSE, FlagId, &Value);
return Status;
}
/** /**
Read specified flag from a UFS device. Read specified flag from a UFS device.