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c89da8defd
- Allocate DMA mapped buffer from DCE-KMD and pass it to DCE FW through admin-cmd calls. - Add debugfs node to retrieve buffer data and print through seq file. - Add support to clear log buffer JIRA TDS-15963 Change-Id: Ied4ffe1df14c8db61cfe15e6442f55e8306530b8 Signed-off-by: jaiyasha <jaiyasha@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3117241 GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com> Reviewed-by: Mahesh Kumar <mahkumar@nvidia.com> Tested-by: Mahesh Kumar <mahkumar@nvidia.com> Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
63 lines
2.3 KiB
C
63 lines
2.3 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is 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 shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, 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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#ifndef DCE_LOGGING_H
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#define DCE_LOGGING_H
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#include <interface/dce-admin-cmds.h>
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#include <dce.h>
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typedef uint8_t dce_log_set_log_flags_t;
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#define DCE_LOG_FL_CLEAR_BUFFER ((dce_log_set_log_flags_t)1U)
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#define DCE_LOG_FL_SET_IOVA_ADDR ((dce_log_set_log_flags_t)2U)
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#define DCE_LOG_FL_SET_LOG_LVL ((dce_log_set_log_flags_t)4U)
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typedef uint32_t dce_log_set_log_lvl_t;
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#define DCE_LOG_MAX_LOG_LVL ((dce_log_set_log_lvl_t)7U)
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#define DCE_LOG_DEFAULT_LOG_LVL ((dce_log_set_log_lvl_t)0xFFFFFFFFU)
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/**
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* @brief Allocate memory for DCE logging buffer
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*/
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int dce_log_buf_mem_init(struct tegra_dce *d);
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/**
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* @brief Initialize set log struct while doing log buffer initialization
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*/
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int dce_log_init(struct tegra_dce *d, struct dce_ipc_message *msg);
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/**
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* @brief Clear circular region of log buffer
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*/
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int dce_log_clear_buffer(struct tegra_dce *d, struct dce_ipc_message *msg);
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/**
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* @brief Set log level for logging to log buffer
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*/
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int dce_log_set_log_level(struct tegra_dce *d, struct dce_ipc_message *msg,
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u32 log_lvl);
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#endif /* DCE_LOGGING_H */
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