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// SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
/*
*
* (C) COPYRIGHT 2019-2021 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation, and any use by you of this program is subject to the terms
* of such GNU license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you can access it online at
* http://www.gnu.org/licenses/gpl-2.0.html.
*
*/
#include <mali_kbase.h>
#include <csf/mali_kbase_csf_registers.h>
#include <gpu/mali_kbase_gpu_fault.h>
const char *kbase_gpu_exception_name(u32 const exception_code)
{
const char *e;
switch (exception_code) {
/* CS exceptions */
case CS_FAULT_EXCEPTION_TYPE_CS_RESOURCE_TERMINATED:
e = "CS_RESOURCE_TERMINATED";
break;
case CS_FAULT_EXCEPTION_TYPE_CS_INHERIT_FAULT:
e = "CS_INHERIT_FAULT";
break;
/* CS fatal exceptions */
case CS_FATAL_EXCEPTION_TYPE_CS_CONFIG_FAULT:
e = "CS_CONFIG_FAULT";
break;
case CS_FATAL_EXCEPTION_TYPE_CS_ENDPOINT_FAULT:
e = "FATAL_CS_ENDPOINT_FAULT";
break;
case CS_FATAL_EXCEPTION_TYPE_CS_INVALID_INSTRUCTION:
e = "FATAL_CS_INVALID_INSTRUCTION";
break;
case CS_FATAL_EXCEPTION_TYPE_CS_CALL_STACK_OVERFLOW:
e = "FATAL_CS_CALL_STACK_OVERFLOW";
break;
/*
* CS_FAULT_EXCEPTION_TYPE_CS_BUS_FAULT and CS_FATAL_EXCEPTION_TYPE_CS_BUS_FAULT share the same error code
* Type of CS_BUS_FAULT will be differentiated by CSF exception handler
*/
case CS_FAULT_EXCEPTION_TYPE_CS_BUS_FAULT:
e = "CS_BUS_FAULT";
break;
/* Shader exceptions */
case CS_FAULT_EXCEPTION_TYPE_INSTR_INVALID_PC:
e = "INSTR_INVALID_PC";
break;
case CS_FAULT_EXCEPTION_TYPE_INSTR_INVALID_ENC:
e = "INSTR_INVALID_ENC";
break;
case CS_FAULT_EXCEPTION_TYPE_INSTR_BARRIER_FAULT:
e = "INSTR_BARRIER_FAULT";
break;
/* Iterator exceptions */
case CS_FAULT_EXCEPTION_TYPE_KABOOM:
e = "KABOOM";
break;
/* Misc exceptions */
case CS_FAULT_EXCEPTION_TYPE_DATA_INVALID_FAULT:
e = "DATA_INVALID_FAULT";
break;
case CS_FAULT_EXCEPTION_TYPE_TILE_RANGE_FAULT:
e = "TILE_RANGE_FAULT";
break;
case CS_FAULT_EXCEPTION_TYPE_ADDR_RANGE_FAULT:
e = "ADDR_RANGE_FAULT";
break;
case CS_FAULT_EXCEPTION_TYPE_IMPRECISE_FAULT:
e = "IMPRECISE_FAULT";
break;
/* FW exceptions */
case CS_FATAL_EXCEPTION_TYPE_FIRMWARE_INTERNAL_ERROR:
e = "FIRMWARE_INTERNAL_ERROR";
break;
case CS_FAULT_EXCEPTION_TYPE_RESOURCE_EVICTION_TIMEOUT:
e = "RESOURCE_EVICTION_TIMEOUT";
break;
/* GPU Fault */
case GPU_FAULTSTATUS_EXCEPTION_TYPE_GPU_BUS_FAULT:
e = "GPU_BUS_FAULT";
break;
case GPU_FAULTSTATUS_EXCEPTION_TYPE_GPU_SHAREABILITY_FAULT:
e = "GPU_SHAREABILITY_FAULT";
break;
case GPU_FAULTSTATUS_EXCEPTION_TYPE_SYSTEM_SHAREABILITY_FAULT:
e = "SYSTEM_SHAREABILITY_FAULT";
break;
case GPU_FAULTSTATUS_EXCEPTION_TYPE_GPU_CACHEABILITY_FAULT:
e = "GPU_CACHEABILITY_FAULT";
break;
/* Any other exception code is unknown */
default:
e = "UNKNOWN";
break;
}
return e;
}
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