MdeModulePkg XhciDxe: Extract new XhciInsertAsyncIntTransfer function

V3:
Match function parameter name and description between
XhciSched.c and XhciSched.h.

V2:
Add the missing "FreePool (Data);".
Remove the unnecessary indentation change.

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1274

Extract new XhciInsertAsyncIntTransfer function from
XhcAsyncInterruptTransfer.

It is code preparation for following patch,
no essential functional change.

Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Hao Wu <hao.a.wu@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
This commit is contained in:
Star Zeng
2018-10-22 16:29:03 +08:00
parent a6eb94eedb
commit 6681582dcc
3 changed files with 94 additions and 17 deletions

View File

@@ -852,6 +852,34 @@ XhciDelAllAsyncIntTransfers (
IN USB_XHCI_INSTANCE *Xhc
);
/**
Insert a single asynchronous interrupt transfer for
the device and endpoint.
@param Xhc The XHCI Instance
@param BusAddr The logical device address assigned by UsbBus driver
@param EpAddr Endpoint addrress
@param DevSpeed The device speed
@param MaxPacket The max packet length of the endpoint
@param DataLen The length of data buffer
@param Callback The function to call when data is transferred
@param Context The context to the callback
@return Created URB or NULL
**/
URB *
XhciInsertAsyncIntTransfer (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT8 BusAddr,
IN UINT8 EpAddr,
IN UINT8 DevSpeed,
IN UINTN MaxPacket,
IN UINTN DataLen,
IN EFI_ASYNC_USB_TRANSFER_CALLBACK Callback,
IN VOID *Context
);
/**
Set Bios Ownership