1 /*
2 * Copyright (c) 2020-2022, Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 //!
23 //! \file null_hardware.cpp
24 //! \brief Defines interfaces for null hardware
25 #include "null_hardware.h"
26 #include "mhw_mi.h"
27
StartPredicate(PMOS_INTERFACE pOsInterface,MhwMiInterface * miInterface,PMOS_COMMAND_BUFFER cmdBuffer)28 MOS_STATUS NullHW::StartPredicate(PMOS_INTERFACE pOsInterface, MhwMiInterface* miInterface, PMOS_COMMAND_BUFFER cmdBuffer)
29 {
30 MOS_OS_CHK_NULL_RETURN(pOsInterface);
31 if (!pOsInterface->bNullHwIsEnabled)
32 {
33 return MOS_STATUS_SUCCESS;
34 }
35 MOS_OS_CHK_NULL_RETURN(miInterface);
36 MOS_OS_CHK_NULL_RETURN(cmdBuffer);
37
38 return miInterface->AddMiSetPredicateCmd(cmdBuffer, MHW_MI_SET_PREDICATE_ENABLE_ALWAYS);
39 }
40
StopPredicate(PMOS_INTERFACE pOsInterface,MhwMiInterface * miInterface,PMOS_COMMAND_BUFFER cmdBuffer)41 MOS_STATUS NullHW::StopPredicate(PMOS_INTERFACE pOsInterface, MhwMiInterface* miInterface, PMOS_COMMAND_BUFFER cmdBuffer)
42 {
43 MOS_OS_CHK_NULL_RETURN(pOsInterface);
44 if (!pOsInterface->bNullHwIsEnabled)
45 {
46 return MOS_STATUS_SUCCESS;
47 }
48 MOS_OS_CHK_NULL_RETURN(miInterface);
49 MOS_OS_CHK_NULL_RETURN(cmdBuffer);
50
51 return miInterface->AddMiSetPredicateCmd(cmdBuffer, MHW_MI_SET_PREDICATE_DISABLE);
52 }