111 lines
3.3 KiB
C
111 lines
3.3 KiB
C
/** @file
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Touch Host Controller Absolute Pointer API
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@copyright
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INTEL CONFIDENTIAL
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Copyright 2018 Intel Corporation.
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The source code contained or described herein and all documents related to the
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source code ("Material") are owned by Intel Corporation or its suppliers or
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licensors. Title to the Material remains with Intel Corporation or its suppliers
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and licensors. The Material may contain trade secrets and proprietary and
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confidential information of Intel Corporation and its suppliers and licensors,
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and is protected by worldwide copyright and trade secret laws and treaty
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provisions. No part of the Material may be used, copied, reproduced, modified,
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published, uploaded, posted, transmitted, distributed, or disclosed in any way
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without Intel's prior express written permission.
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No license under any patent, copyright, trade secret or other intellectual
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property right is granted to or conferred upon you by disclosure or delivery
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of the Materials, either expressly, by implication, inducement, estoppel or
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otherwise. Any license under such intellectual property rights must be
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express and approved by Intel in writing.
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Unless otherwise agreed by Intel in writing, you may not remove or alter
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this notice or any other notice embedded in Materials by Intel or
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Intel's suppliers or licensors in any way.
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This file contains an 'Intel Peripheral Driver' and is uniquely identified as
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"Intel Reference Module" and is licensed for Intel CPUs and chipsets under
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the terms of your license agreement with Intel or your vendor. This file may
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be modified by the user, subject to additional terms of the license agreement.
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@par Specification Reference:
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**/
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#include "ThcPrivate.h"
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/**
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AbsPtr protocol's WaitForInput (called when a consumer of AbsPtr protocol waits for new data)
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@param[in] Event Pointer to event that triggered this callback
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@param[in] Context Device context
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**/
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VOID
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EFIAPI
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AbsPtrWaitForInput (
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IN EFI_EVENT Event,
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IN VOID *Context
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);
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/**
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Reset touch panel
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Function required by AbsPtr protocol.
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@param[in] This
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@param[in] ExtendedVerification
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@retval EFI_UNSUPPORTED
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**/
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EFI_STATUS
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EFIAPI
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AbsPtrReset (
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IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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);
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/**
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If not-yet-consumed touch data is available, GetState() returns it and marks it unavailable
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If such data is not available, error will be returned. User should wait until WaitForInput event gets signalled
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@param[in] This
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@param[in/out] State
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@retval EFI_SUCCESS Data consumed
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@retval EFI_NOT_READY Data not available
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**/
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EFI_STATUS
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EFIAPI
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AbsPtrGetState (
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IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,
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IN OUT EFI_ABSOLUTE_POINTER_STATE *State
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);
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/**
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Installs AbsolutePointerProtocol
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Assigns TouchPanel Guid for Virtual Keyboard support
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@param[in] ThcDev Context of Thc device
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@retval EFI_SUCCESS Absolute Pointer Protocol Installed
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@retval Others An unexpected error occurred.
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**/
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EFI_STATUS
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EFIAPI
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ThcInstallAbsPtr (
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IN THC_DEV *ThcDev
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);
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/**
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Closes and uninstalls Absolute Pointer Protocol
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@param[in] ThcDev Context of Thc device
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**/
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VOID
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EFIAPI
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ThcStopAbsPtr (
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IN THC_DEV *ThcDev
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);
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