nv-tegra-mirror/linux-nv-oot
1
0
Fork 0
mirror of git://nv-tegra.nvidia.com/linux-nv-oot.git synced 2025-12-24 02:01:36 +03:00
Code Issues Packages Projects Releases Wiki Activity

platform: dce: Add Debugfs support for Perf

Browse Source 
Add debugfs nodes
 - start/stop perf stats.
 - read perf stat stats
 - set the format type as csv or xml

Add debugfs to capture perf events
 - Can enable specific perf events
through debugfs node.

Signed-off-by: Mahesh Kumar <mahkumar@nvidia.com>
Change-Id: I0a7833d7a8f04296ba3806f4f2a218175080d2e2
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2765513
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Arun Swain <arswain@nvidia.com>
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
Tested-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Mahesh Kumar
2022-07-11 15:06:14 +05:30
committed by Laxman Dewangan
parent b25786578c
commit 873e421d95
10 changed files with 1015 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
drivers/platform/tegra/dce/include/interface/dce-admin-cmds.h
View File

@@ -1,5 +1,6 @@
/* SPDX-License-Identifier: MIT */
/*
* Copyright (c) 2018-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2018-2023 NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -24,6 +25,7 @@
#define DCE_ADMIN_CMDS_H
#include <interface/dce-types.h>
#include <interface/dce-admin-perf-stats.h>
/*
* Version of the ADMIN command interface.
@@ -34,7 +36,7 @@
* To keep things simple, this value should be incremented by 1 each
* time changes are made.
*/
#define DCE_ADMIN_VERSION 2
#define DCE_ADMIN_VERSION 3
#define DCE_ADMIN_CMD_SIZE sizeof(struct dce_admin_ipc_cmd)
#define DCE_ADMIN_RESP_SIZE sizeof(struct dce_admin_ipc_resp)
@@ -58,20 +60,22 @@
#define DCE_ADMIN_CMD_GET_LOG_INFO 0x0BU // get current log info
#define DCE_ADMIN_CMD_LOCK_CHANGES 0x0CU // lock creating new channels
// and changing memory areas
#define DCE_ADMIN_CMD_CODE_COVERAGE_START 0x0DU // start collecting code
// coverage data
#define DCE_ADMIN_CMD_CODE_COVERAGE_STOP 0x0EU // stop collecting code
// coverage data
#define DCE_ADMIN_CMD_CODE_COVERAGE_START 0x0DU // start collecting code
// coverage data
#define DCE_ADMIN_CMD_CODE_COVERAGE_STOP 0x0EU // stop collecting code
// coverage data
#define DCE_ADMIN_CMD_PERF_START 0x0FU // start collecting perf data
#define DCE_ADMIN_CMD_PERF_STOP 0x10U // stop collecting perf data
#define DCE_ADMIN_CMD_INT_TEST_START 0x11U // start internal tests
#define DCE_ADMIN_CMD_INT_TEST_STOP 0x12U // stop internal tests and return status
#define DCE_ADMIN_CMD_EXT_TEST 0x13U // run external test (blocking call)
#define DCE_ADMIN_CMD_INT_TEST_START 0x11U // start internal tests
#define DCE_ADMIN_CMD_INT_TEST_STOP 0x12U // stop internal tests and return status
#define DCE_ADMIN_CMD_EXT_TEST 0x13U // run external test (blocking call)
#define DCE_ADMIN_CMD_DEBUG 0x14U // debug command
#define DCE_ADMIN_CMD_RM_BOOTSTRAP 0x15U // tell RM to "bootstrap"
#define DCE_ADMIN_CMD_PERF_RESULTS 0x16U // copy out the perf results
#define DCE_ADMIN_CMD_PERF_GET_EVENTS 0x17U // get perf events
#define DCE_ADMIN_CMD_PERF_CLEAR_EVENTS 0x18U // clear perf events
#define DCE_ADMIN_CMD_NEXT 0x16U // must be last command ID + 1
#define DCE_ADMIN_CMD_NEXT 0x19U // must be last command ID + 1
struct dce_admin_version_info {
uint32_t version;
@@ -159,6 +163,7 @@ struct dce_admin_ipc_cmd {
struct dce_admin_ipc_info_args ipc_info;
struct dce_admin_mem_args mem_map;
struct dce_admin_ipc_create_args ipc_create;
struct dce_admin_perf_args perf;
} args;
};
@@ -166,11 +171,12 @@ struct dce_admin_ipc_resp {
uint32_t error;
union {
struct dce_admin_version_info version;
struct dce_admin_echo echo;
struct dce_admin_log_args log;
struct dce_admin_ipc_info ipc;
struct dce_admin_mem_args mem_info;
struct dce_admin_echo echo;
struct dce_admin_log_args log;
struct dce_admin_ipc_info ipc;
struct dce_admin_mem_args mem_info;
struct dce_admin_fw_version_info fw_version;
struct dce_admin_perf_stats_info perf;
} args;
};