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MINIPORT_WDI_TAL_TXRX_START callback function (dot11wdi.h)

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Important

This topic is part of the WDI driver model released in Windows 10. The WDI driver model is in maintenance mode and will only receive high priority fixes. WiFiCx is the Wi-Fi driver model released in Windows 11. We recommend that you use WiFiCx to take advantage of the latest features.

The MiniportWdiTalTxRxStart handler function provides TXRX configuration parameters to the TAL. The configuration parameters include the TX/RX capabilities specified by the target device as part of its initialization. It is issued in the context of driver initialization after obtaining device capabilities.

This is a WDI miniport handler inside NDIS_MINIPORT_WDI_DATA_HANDLERS.

Note  You must declare the function by using the MINIPORT_WDI_TAL_TXRX_START type. For more information, see the following Examples section.
 

Syntax

MINIPORT_WDI_TAL_TXRX_START MiniportWdiTalTxrxStart;

NDIS_STATUS MiniportWdiTalTxrxStart(
  [in]  TAL_TXRX_HANDLE MiniportTalTxRxContext,
  [in]  PWDI_TXRX_TARGET_CONFIGURATION pWifiTxRxConfiguration,
  [out] PTAL_TXRX_PARAMETERS pTalTxRxParameters
)
{...}

Parameters

[in] MiniportTalTxRxContext

TAL device handle returned by the IHV miniport in MiniportWdiTalTxRxInitialize.

[in] pWifiTxRxConfiguration

Pointer to the WDI_TXRX_TARGET_CONFIGURATION structure specified by the target device as part of initialization.

[out] pTalTxRxParameters

Pointer to a TAL_TXRX_PARAMETERS structure that specifies the TAL parameters used by the TxMgr or RxMgr.

Return value

Note  Non-NDIS_STATUS_SUCCESS return values indicate a generic failure.
 
Return code Description
NDIS_STATUS_SUCCESS
 Indicates that the miniport driver successfully started the datapath components.

Requirements

Requirement Value
Minimum supported client Windows 10
Minimum supported server Windows Server 2016
Target Platform Windows
Header dot11wdi.h

See also

NDIS_MINIPORT_WDI_DATA_HANDLERS

TAL_TXRX_HANDLE

TAL_TXRX_PARAMETERS

WDI general datapath interfaces

WDI_TXRX_TARGET_CONFIGURATION