1 /*
2 * Copyright (c) 2018-2019, 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 cm_event_ex.cpp
24 //! \brief Contains Class CmEventEx definitions
25 //!
26
27 #include "cm_event_ex.h"
28 #include "cm_hal.h"
29 #include "cm_tracker.h"
30 #include "cm_notifier.h"
31
~CmEventEx()32 CmEventEx::~CmEventEx()
33 {
34 if (m_cmTracker)
35 {
36 m_cmTracker->DeAssociateEvent(this);
37 }
38 }
39
SetTaskOsData(MOS_RESOURCE * resource,HANDLE handle)40 void CmEventEx::SetTaskOsData(MOS_RESOURCE *resource, HANDLE handle)
41 {
42 UNUSED(handle);
43 if (resource != nullptr)
44 {
45 mos_bo_reference((MOS_LINUX_BO *)(resource->bo));
46 m_osData = resource->bo;
47 }
48 }
49
WaitForTaskFinished(uint32_t timeOutMs)50 int32_t CmEventEx::WaitForTaskFinished(uint32_t timeOutMs)
51 {
52 int32_t result = mos_bo_wait((MOS_LINUX_BO*)m_osData, 1000000LL*timeOutMs);
53 mos_bo_clear_relocs((MOS_LINUX_BO*)m_osData, 0);
54
55 if (result) {
56 return CM_EXCEED_MAX_TIMEOUT; //translate the drm ecode (-ETIME or potentional variants) to CM ecode.
57 }
58 if (m_state != CM_STATUS_FINISHED)
59 {
60 Query();
61 }
62
63 if (m_state == CM_STATUS_FINISHED)
64 {
65 return CM_SUCCESS;
66 }
67 else
68 {
69 // if bo_wait() returns success but status is not finished in time stamp
70 // it indicates something wrong in KMD, such as gpu reset happens.
71 // need to return error code to application.
72 return CM_EXCEED_MAX_TIMEOUT;
73 }
74 }
75
GetStatus(CM_STATUS & status)76 int32_t CmEventEx::GetStatus(CM_STATUS &status)
77 {
78 static const uint64_t TIME_OUT = 10000; // 10 microseconds.
79 if (m_state != CM_STATUS_FINISHED)
80 {
81 if (!m_osSignalTriggered)
82 {
83 CM_CHK_NULL_RETURN_CMERROR(m_osData);
84 MOS_LINUX_BO *buffer_object = reinterpret_cast<MOS_LINUX_BO*>(m_osData);
85 int result = mos_bo_wait(buffer_object, TIME_OUT);
86 mos_bo_clear_relocs(buffer_object, 0);
87 m_osSignalTriggered = (result == 0);
88 }
89 if (m_osSignalTriggered)
90 {
91 Query();
92 }
93 }
94 status = m_state;
95 return CM_SUCCESS;
96 }
97
98
RleaseOsData()99 void CmEventEx::RleaseOsData()
100 {
101 mos_bo_unreference((MOS_LINUX_BO*)m_osData);
102 }
103