libhsakmt: add PC sampling support
Add pc sampling support. Change-Id: I08199024ba5a8eb2845c048d499fc8fcd260d2e8 Signed-off-by: David Yat Sin <David.YatSin@amd.com> Signed-off-by: James Zhu <James.Zhu@amd.com>
Αυτή η υποβολή περιλαμβάνεται σε:
David Yat Sin
υποβλήθηκε από
David Yat Sin
David Yat Sin
γονέας
4f554988b6
υποβολή
f94e2530fb
@@ -130,7 +130,8 @@ set ( HSAKMT_SRC "src/debug.c"
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"src/rbtree.c"
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"src/spm.c"
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"src/version.c"
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"src/svm.c")
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"src/svm.c"
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"src/pc_sampling.c")
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## Declare the library target name
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add_library ( ${HSAKMT_TARGET} "")
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@@ -1044,6 +1044,122 @@ hsaKmtReturnAsanHeaderPage(
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void *addr // IN: Start of othe virtual address page
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);
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/**
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Check whether kernel support pc sampling
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*/
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HSAKMT_STATUS
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HSAKMTAPI
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hsaKmtPcSamplingSupport(
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void
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);
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/**
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* Query device PC Sampling capabilities
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*
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* Arguments:
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* @NodeId (IN) - GPU node_id
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* @sample_info (IN) - Pointer to array of HSAPcSamplingInfo
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* @sample_info_sz(IN) - Size of sampling_info in units of HSAPcSamplingInfo
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* @sz_needed (OUT)- If sampling_info_sz is too small, sample_info_sz needed
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*
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* Return:
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* HSAKMT_STATUS_ERROR - failed
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* HSAKMT_STATUS_SUCCESS - successfully complete
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* HSAKMT_STATUS_INVALID_PARAMETER - invalid input
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* HSAKMT_STATUS_BUFFER_TOO_SMALL - sample buffer size is too small. Retry with sample_info_sz
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* >= sz_needed
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* HSAKMT_STATUS_NOT_SUPPORTED - this asic doesn't support pc sampling
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*/
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HSAKMT_STATUS
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HSAKMTAPI
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hsaKmtPcSamplingQueryCapabilities(
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HSAuint32 NodeId,
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void *sample_info,
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HSAuint32 sample_info_sz,
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HSAuint32 *sz_needed
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);
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/**
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* Create PC Sampling Session
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*
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* Arguments:
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* @NodeId (IN) - GPU node_id
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* @sample_info(IN) - PC Sampling configuration requested
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* @traceId (OUT) - Unique PC Sampling trace Id
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*
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* Return:
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* HSAKMT_STATUS_ERROR - failed
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* HSAKMT_STATUS_SUCCESS - successfully complete
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* HSAKMT_STATUS_INVALID_PARAMETER - invalid input
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* HSAKMT_STATUS_NO_MEMORY - not enough memory to create new pc sampling session
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* HSAKMT_STATUS_UNAVAILABLE - a different pc sampling session started on this node
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*/
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HSAKMT_STATUS
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HSAKMTAPI
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hsaKmtPcSamplingCreate(
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HSAuint32 node_id,
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HsaPcSamplingInfo *sample_info,
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HsaPcSamplingTraceId *traceId
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);
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/**
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* Destroy PC Sampling Session
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*
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* Arguments:
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* @NodeId (IN) - GPU node_id
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* @traceId(IN) - PC Sampling trace Id
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*
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* Return:
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* HSAKMT_STATUS_ERROR - failed
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* HSAKMT_STATUS_SUCCESS - successfully complete
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* HSAKMT_STATUS_INVALID_PARAMETER - invalid input
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*/
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HSAKMT_STATUS
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HSAKMTAPI
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hsaKmtPcSamplingDestroy(
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HSAuint32 NodeId,
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HsaPcSamplingTraceId traceId
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);
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/**
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* Start PC Sampling Session
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*
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* Arguments:
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* @NodeId (IN) - GPU node_id
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* @traceId(IN) - PC Sampling trace Id
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*
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* Return:
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* HSAKMT_STATUS_ERROR - failed
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* HSAKMT_STATUS_SUCCESS - successfully complete
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* HSAKMT_STATUS_INVALID_PARAMETER - invalid input
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*/
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HSAKMT_STATUS
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HSAKMTAPI
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hsaKmtPcSamplingStart(
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HSAuint32 NodeId,
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HsaPcSamplingTraceId traceId
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);
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/**
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* Stop PC Sampling Session
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*
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* Arguments:
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* @NodeId (IN) - GPU node_id
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* @traceId(IN) - PC Sampling trace Id
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*
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* Return:
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* HSAKMT_STATUS_ERROR - failed
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* HSAKMT_STATUS_SUCCESS - successfully complete
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* HSAKMT_STATUS_INVALID_PARAMETER - invalid input
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* HSAKMT_STATUS_KERNEL_ALREADY_OPENED - stop already
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*/
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HSAKMT_STATUS
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HSAKMTAPI
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hsaKmtPcSamplingStop(
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HSAuint32 NodeId,
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HsaPcSamplingTraceId traceId
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);
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#ifdef __cplusplus
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} //extern "C"
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#endif
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@@ -1467,6 +1467,32 @@ typedef enum _HSA_SVM_UNMAP_TRIGGERS {
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typedef void *HsaAMDGPUDeviceHandle;
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typedef HSAuint32 HsaPcSamplingTraceId;
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typedef enum _HSA_PC_SAMPLING_METHOD_KIND
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{
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HSA_PC_SAMPLING_METHOD_KIND_HOSTTRAP_V1 = 1,
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HSA_PC_SAMPLING_METHOD_KIND_STOCHASTIC_V1,
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} HSA_PC_SAMPLING_METHOD_KIND;
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typedef enum _HSA_PC_SAMPLING_UNITS
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{
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HSA_PC_SAMPLING_UNIT_INTERVAL_MICROSECONDS,
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HSA_PC_SAMPLING_UNIT_INTERVAL_CYCLES,
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HSA_PC_SAMPLING_UNIT_INTERVAL_INSTRUCTIONS,
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} HSA_PC_SAMPLING_UNIT_INTERVAL;
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typedef struct _HsaPcSamplingInfo
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{
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HSAuint64 value;
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HSAuint64 value_min;
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HSAuint64 value_max;
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HSAuint64 flags;
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HSA_PC_SAMPLING_METHOD_KIND method;
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HSA_PC_SAMPLING_UNIT_INTERVAL units;
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}
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HsaPcSamplingInfo;
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#pragma pack(pop, hsakmttypes_h)
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@@ -82,6 +82,11 @@ hsaKmtWaitOnMultipleEvents_Ext;
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hsaKmtReplaceAsanHeaderPage;
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hsaKmtReturnAsanHeaderPage;
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hsaKmtGetAMDGPUDeviceHandle;
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hsaKmtPcSamplingQueryCapabilities;
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hsaKmtPcSamplingCreate;
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hsaKmtPcSamplingDestroy;
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hsaKmtPcSamplingStart;
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hsaKmtPcSamplingStop;
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local: *;
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};
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@@ -0,0 +1,210 @@
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/*
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* Copyright © 2023 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including
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* the next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "libhsakmt.h"
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#include "linux/kfd_ioctl.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <assert.h>
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#include <errno.h>
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#define INVALID_TRACE_ID 0x0
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HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingSupport(void)
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{
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CHECK_KFD_OPEN();
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CHECK_KFD_MINOR_VERSION(16);
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return HSAKMT_STATUS_SUCCESS;
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}
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HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingQueryCapabilities(HSAuint32 NodeId, void *sample_info,
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HSAuint32 sample_info_sz, HSAuint32 *size)
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{
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int ret;
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struct kfd_ioctl_pc_sample_args args = {0};
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uint32_t gpu_id;
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if (size == NULL)
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return HSAKMT_STATUS_INVALID_PARAMETER;
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CHECK_KFD_OPEN();
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CHECK_KFD_MINOR_VERSION(16);
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ret = validate_nodeid(NodeId, &gpu_id);
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if (ret != HSAKMT_STATUS_SUCCESS) {
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pr_err("[%s] invalid node ID: %d\n", __func__, NodeId);
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return ret;
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}
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assert(sizeof(HsaPcSamplingInfo) == sizeof(struct kfd_pc_sample_info));
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ret = HSAKMT_STATUS_SUCCESS;
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args.op = KFD_IOCTL_PCS_OP_QUERY_CAPABILITIES;
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args.gpu_id = gpu_id;
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args.sample_info_ptr = (uint64_t)sample_info;
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args.num_sample_info = sample_info_sz;
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args.flags = 0;
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ret = kmtIoctl(kfd_fd, AMDKFD_IOC_PC_SAMPLE, &args);
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if (ret) {
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return (ret == -ENOSPC) ? HSAKMT_STATUS_BUFFER_TOO_SMALL :
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(ret == -EINVAL) ? HSAKMT_STATUS_INVALID_PARAMETER :
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(ret == -EOPNOTSUPP) ? HSAKMT_STATUS_NOT_SUPPORTED :
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(ret == -EBUSY) ? HSAKMT_STATUS_UNAVAILABLE :
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HSAKMT_STATUS_ERROR;
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}
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*size = args.num_sample_info;
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return HSAKMT_STATUS_SUCCESS;
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}
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HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingCreate(HSAuint32 NodeId, HsaPcSamplingInfo *sample_info,
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HsaPcSamplingTraceId *traceId)
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{
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int ret;
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struct kfd_ioctl_pc_sample_args args = {0};
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uint32_t gpu_id;
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if (sample_info == NULL || traceId == NULL)
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return HSAKMT_STATUS_INVALID_PARAMETER;
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CHECK_KFD_OPEN();
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*traceId = INVALID_TRACE_ID;
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ret = validate_nodeid(NodeId, &gpu_id);
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if (ret != HSAKMT_STATUS_SUCCESS) {
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pr_err("[%s] invalid node ID: %d\n", __func__, NodeId);
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return ret;
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}
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ret = HSAKMT_STATUS_SUCCESS;
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args.op = KFD_IOCTL_PCS_OP_CREATE;
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args.gpu_id = gpu_id;
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args.sample_info_ptr = (uint64_t)sample_info;
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args.num_sample_info = 1;
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args.trace_id = INVALID_TRACE_ID;
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ret = kmtIoctl(kfd_fd, AMDKFD_IOC_PC_SAMPLE, &args);
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if (ret) {
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return (ret == -EINVAL) ? HSAKMT_STATUS_INVALID_PARAMETER :
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(ret == -ENOMEM) ? HSAKMT_STATUS_NO_MEMORY :
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(ret == -EBUSY) ? HSAKMT_STATUS_UNAVAILABLE :
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HSAKMT_STATUS_ERROR;
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}
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*traceId = args.trace_id;
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return HSAKMT_STATUS_SUCCESS;
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}
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HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingDestroy(HSAuint32 NodeId, HsaPcSamplingTraceId traceId)
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{
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int ret;
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struct kfd_ioctl_pc_sample_args args = {0};
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uint32_t gpu_id;
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if (traceId == INVALID_TRACE_ID)
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return HSAKMT_STATUS_INVALID_HANDLE;
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CHECK_KFD_OPEN();
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ret = validate_nodeid(NodeId, &gpu_id);
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if (ret != HSAKMT_STATUS_SUCCESS) {
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pr_err("[%s] invalid node ID: %d\n", __func__, NodeId);
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return ret;
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}
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hsaKmtPcSamplingStop(NodeId, traceId);
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ret = HSAKMT_STATUS_SUCCESS;
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args.op = KFD_IOCTL_PCS_OP_DESTROY;
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args.gpu_id = gpu_id;
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args.trace_id = traceId;
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ret = kmtIoctl(kfd_fd, AMDKFD_IOC_PC_SAMPLE, &args);
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return (ret == -EINVAL) ? HSAKMT_STATUS_INVALID_PARAMETER :
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ret ? HSAKMT_STATUS_ERROR :
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HSAKMT_STATUS_SUCCESS;
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}
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HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingStart(HSAuint32 NodeId, HsaPcSamplingTraceId traceId)
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{
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int ret;
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struct kfd_ioctl_pc_sample_args args = {0};
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uint32_t gpu_id;
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if (traceId == INVALID_TRACE_ID)
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return HSAKMT_STATUS_INVALID_HANDLE;
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CHECK_KFD_OPEN();
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ret = validate_nodeid(NodeId, &gpu_id);
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if (ret != HSAKMT_STATUS_SUCCESS) {
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pr_err("[%s] invalid node ID: %d\n", __func__, NodeId);
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return ret;
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}
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ret = HSAKMT_STATUS_SUCCESS;
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args.op = KFD_IOCTL_PCS_OP_START;
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args.gpu_id = gpu_id;
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args.trace_id = traceId;
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ret = kmtIoctl(kfd_fd, AMDKFD_IOC_PC_SAMPLE, &args);
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return (ret == -EINVAL) ? HSAKMT_STATUS_INVALID_PARAMETER :
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(ret == -ENOMEM) ? HSAKMT_STATUS_OUT_OF_RESOURCES :
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(ret == -EBUSY) ? HSAKMT_STATUS_UNAVAILABLE :
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(ret == -EALREADY) ? HSAKMT_STATUS_KERNEL_ALREADY_OPENED :
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ret ? HSAKMT_STATUS_ERROR :
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HSAKMT_STATUS_SUCCESS;
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}
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HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingStop(HSAuint32 NodeId, HsaPcSamplingTraceId traceId)
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{
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int ret;
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struct kfd_ioctl_pc_sample_args args = {0};
|
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uint32_t gpu_id;
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if (traceId == INVALID_TRACE_ID)
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return HSAKMT_STATUS_INVALID_HANDLE;
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CHECK_KFD_OPEN();
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ret = validate_nodeid(NodeId, &gpu_id);
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if (ret != HSAKMT_STATUS_SUCCESS) {
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pr_err("[%s] invalid node ID: %d\n", __func__, NodeId);
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return ret;
|
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}
|
||||
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ret = HSAKMT_STATUS_SUCCESS;
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args.op = KFD_IOCTL_PCS_OP_STOP;
|
||||
args.gpu_id = gpu_id;
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args.trace_id = traceId;
|
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ret = kmtIoctl(kfd_fd, AMDKFD_IOC_PC_SAMPLE, &args);
|
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return (ret == -EINVAL) ? HSAKMT_STATUS_INVALID_PARAMETER :
|
||||
(ret == -EALREADY) ? HSAKMT_STATUS_KERNEL_ALREADY_OPENED :
|
||||
ret ? HSAKMT_STATUS_ERROR :
|
||||
HSAKMT_STATUS_SUCCESS;
|
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}
|
||||
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Block a user