drm/tests/amdgpu/ras_tests.c

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/*
* Copyright 2017 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "CUnit/Basic.h"
#include "amdgpu_test.h"
#include "amdgpu_drm.h"
#include "amdgpu_internal.h"
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
#include "xf86drm.h"
#include <limits.h>
#define PATH_SIZE PATH_MAX
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
const char *ras_block_string[] = {
"umc",
"sdma",
"gfx",
"mmhub",
"athub",
"pcie_bif",
"hdp",
"xgmi_wafl",
"df",
"smn",
"sem",
"mp0",
"mp1",
"fuse",
};
#define ras_block_str(i) (ras_block_string[i])
enum amdgpu_ras_block {
AMDGPU_RAS_BLOCK__UMC = 0,
AMDGPU_RAS_BLOCK__SDMA,
AMDGPU_RAS_BLOCK__GFX,
AMDGPU_RAS_BLOCK__MMHUB,
AMDGPU_RAS_BLOCK__ATHUB,
AMDGPU_RAS_BLOCK__PCIE_BIF,
AMDGPU_RAS_BLOCK__HDP,
AMDGPU_RAS_BLOCK__XGMI_WAFL,
AMDGPU_RAS_BLOCK__DF,
AMDGPU_RAS_BLOCK__SMN,
AMDGPU_RAS_BLOCK__SEM,
AMDGPU_RAS_BLOCK__MP0,
AMDGPU_RAS_BLOCK__MP1,
AMDGPU_RAS_BLOCK__FUSE,
AMDGPU_RAS_BLOCK__LAST
};
#define AMDGPU_RAS_BLOCK_COUNT AMDGPU_RAS_BLOCK__LAST
#define AMDGPU_RAS_BLOCK_MASK ((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
enum amdgpu_ras_gfx_subblock {
/* CPC */
AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
/* CPF */
AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
/* CPG */
AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
/* GDS */
AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
/* SPI */
AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
/* SQ */
AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
/* SQC (3 ranges) */
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
/* SQC range 0 */
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
/* SQC range 1 */
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
/* SQC range 2 */
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
/* TA */
AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
/* TCA */
AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
/* TCC (5 sub-ranges) */
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
/* TCC range 0 */
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
/* TCC range 1 */
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
/* TCC range 2 */
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
/* TCC range 3 */
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
/* TCC range 4 */
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
/* TCI */
AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
/* TCP */
AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
/* TD */
AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
/* EA (3 sub-ranges) */
AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
/* EA range 0 */
AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
/* EA range 1 */
AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
/* EA range 2 */
AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
/* UTC VM L2 bank */
AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
/* UTC VM walker */
AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
/* UTC ATC L2 2MB cache */
AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
/* UTC ATC L2 4KB cache */
AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
AMDGPU_RAS_BLOCK__GFX_MAX
};
enum amdgpu_ras_error_type {
AMDGPU_RAS_ERROR__NONE = 0,
AMDGPU_RAS_ERROR__PARITY = 1,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE = 2,
AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE = 4,
AMDGPU_RAS_ERROR__POISON = 8,
};
struct ras_inject_test_config {
char name[64];
char block[32];
int sub_block;
enum amdgpu_ras_error_type type;
uint64_t address;
uint64_t value;
};
struct ras_common_if {
enum amdgpu_ras_block block;
enum amdgpu_ras_error_type type;
uint32_t sub_block_index;
char name[32];
};
struct ras_inject_if {
struct ras_common_if head;
uint64_t address;
uint64_t value;
};
struct ras_debug_if {
union {
struct ras_common_if head;
struct ras_inject_if inject;
};
int op;
};
/* for now, only umc, gfx, sdma has implemented. */
#define DEFAULT_RAS_BLOCK_MASK_INJECT ((1 << AMDGPU_RAS_BLOCK__UMC) |\
(1 << AMDGPU_RAS_BLOCK__GFX))
#define DEFAULT_RAS_BLOCK_MASK_QUERY ((1 << AMDGPU_RAS_BLOCK__UMC) |\
(1 << AMDGPU_RAS_BLOCK__GFX))
#define DEFAULT_RAS_BLOCK_MASK_BASIC (1 << AMDGPU_RAS_BLOCK__UMC |\
(1 << AMDGPU_RAS_BLOCK__SDMA) |\
(1 << AMDGPU_RAS_BLOCK__GFX))
static uint32_t ras_block_mask_inject = DEFAULT_RAS_BLOCK_MASK_INJECT;
static uint32_t ras_block_mask_query = DEFAULT_RAS_BLOCK_MASK_INJECT;
static uint32_t ras_block_mask_basic = DEFAULT_RAS_BLOCK_MASK_BASIC;
struct ras_test_mask {
uint32_t inject_mask;
uint32_t query_mask;
uint32_t basic_mask;
};
struct amdgpu_ras_data {
amdgpu_device_handle device_handle;
uint32_t id;
uint32_t capability;
struct ras_test_mask test_mask;
};
/* all devices who has ras supported */
static struct amdgpu_ras_data devices[MAX_CARDS_SUPPORTED];
static int devices_count;
struct ras_DID_test_mask{
uint16_t device_id;
uint16_t revision_id;
struct ras_test_mask test_mask;
};
/* white list for inject test. */
#define RAS_BLOCK_MASK_ALL {\
DEFAULT_RAS_BLOCK_MASK_INJECT,\
DEFAULT_RAS_BLOCK_MASK_QUERY,\
DEFAULT_RAS_BLOCK_MASK_BASIC\
}
#define RAS_BLOCK_MASK_QUERY_BASIC {\
0,\
DEFAULT_RAS_BLOCK_MASK_QUERY,\
DEFAULT_RAS_BLOCK_MASK_BASIC\
}
static const struct ras_inject_test_config umc_ras_inject_test[] = {
{"ras_umc.1.0", "umc", 0, AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
};
static const struct ras_inject_test_config gfx_ras_inject_test[] = {
{"ras_gfx.2.0", "gfx", AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.1", "gfx", AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.2", "gfx", AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.3", "gfx", AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.4", "gfx", AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.5", "gfx", AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.6", "gfx", AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.7", "gfx", AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.8", "gfx", AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.9", "gfx", AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.10", "gfx", AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.11", "gfx", AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.12", "gfx", AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.13", "gfx", AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
{"ras_gfx.2.14", "gfx", AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM,
AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE, 0, 0},
};
static const struct ras_DID_test_mask ras_DID_array[] = {
{0x66a1, 0x00, RAS_BLOCK_MASK_ALL},
{0x66a1, 0x01, RAS_BLOCK_MASK_ALL},
{0x66a1, 0x04, RAS_BLOCK_MASK_ALL},
};
static uint32_t amdgpu_ras_find_block_id_by_name(const char *name)
{
int i;
for (i = 0; i < ARRAY_SIZE(ras_block_string); i++) {
if (strcmp(name, ras_block_string[i]) == 0)
return i;
}
return ARRAY_SIZE(ras_block_string);
}
static char *amdgpu_ras_get_error_type_id(enum amdgpu_ras_error_type type)
{
switch (type) {
case AMDGPU_RAS_ERROR__PARITY:
return "parity";
case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
return "single_correctable";
case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
return "multi_uncorrectable";
case AMDGPU_RAS_ERROR__POISON:
return "poison";
case AMDGPU_RAS_ERROR__NONE:
default:
return NULL;
}
}
static struct ras_test_mask amdgpu_ras_get_test_mask(drmDevicePtr device)
{
int i;
static struct ras_test_mask default_test_mask = RAS_BLOCK_MASK_QUERY_BASIC;
for (i = 0; i < sizeof(ras_DID_array) / sizeof(ras_DID_array[0]); i++) {
if (ras_DID_array[i].device_id == device->deviceinfo.pci->device_id &&
ras_DID_array[i].revision_id == device->deviceinfo.pci->revision_id)
return ras_DID_array[i].test_mask;
}
return default_test_mask;
}
static uint32_t amdgpu_ras_lookup_capability(amdgpu_device_handle device_handle)
{
union {
uint64_t feature_mask;
struct {
uint32_t enabled_features;
uint32_t supported_features;
};
} features = { 0 };
int ret;
ret = amdgpu_query_info(device_handle, AMDGPU_INFO_RAS_ENABLED_FEATURES,
sizeof(features), &features);
if (ret)
return 0;
return features.supported_features;
}
static int get_file_contents(char *file, char *buf, int size);
static int amdgpu_ras_lookup_id(drmDevicePtr device)
{
char path[PATH_SIZE];
char str[128];
drmPciBusInfo info;
int i;
int ret;
for (i = 0; i < MAX_CARDS_SUPPORTED; i++) {
memset(str, 0, sizeof(str));
memset(&info, 0, sizeof(info));
snprintf(path, PATH_SIZE, "/sys/kernel/debug/dri/%d/name", i);
if (get_file_contents(path, str, sizeof(str)) <= 0)
continue;
ret = sscanf(str, "amdgpu dev=%04hx:%02hhx:%02hhx.%01hhx",
&info.domain, &info.bus, &info.dev, &info.func);
if (ret != 4)
continue;
if (memcmp(&info, device->businfo.pci, sizeof(info)) == 0)
return i;
}
return -1;
}
//helpers
static int test_card;
static char sysfs_path[PATH_SIZE];
static char debugfs_path[PATH_SIZE];
static uint32_t ras_mask;
static amdgpu_device_handle device_handle;
static void set_test_card(int card)
{
test_card = card;
snprintf(sysfs_path, PATH_SIZE, "/sys/class/drm/card%d/device/ras/", devices[card].id);
snprintf(debugfs_path, PATH_SIZE, "/sys/kernel/debug/dri/%d/ras/", devices[card].id);
ras_mask = devices[card].capability;
device_handle = devices[card].device_handle;
ras_block_mask_inject = devices[card].test_mask.inject_mask;
ras_block_mask_query = devices[card].test_mask.query_mask;
ras_block_mask_basic = devices[card].test_mask.basic_mask;
}
static const char *get_ras_sysfs_root(void)
{
return sysfs_path;
}
static const char *get_ras_debugfs_root(void)
{
return debugfs_path;
}
static int set_file_contents(char *file, char *buf, int size)
{
int n, fd;
fd = open(file, O_WRONLY);
if (fd == -1)
return -1;
n = write(fd, buf, size);
close(fd);
return n;
}
static int get_file_contents(char *file, char *buf, int size)
{
int n, fd;
fd = open(file, O_RDONLY);
if (fd == -1)
return -1;
n = read(fd, buf, size);
close(fd);
return n;
}
static int is_file_ok(char *file, int flags)
{
int fd;
fd = open(file, flags);
if (fd == -1)
return -1;
close(fd);
return 0;
}
static int amdgpu_ras_is_feature_enabled(enum amdgpu_ras_block block)
{
uint32_t feature_mask;
int ret;
ret = amdgpu_query_info(device_handle, AMDGPU_INFO_RAS_ENABLED_FEATURES,
sizeof(feature_mask), &feature_mask);
if (ret)
return -1;
return (1 << block) & feature_mask;
}
static int amdgpu_ras_is_feature_supported(enum amdgpu_ras_block block)
{
return (1 << block) & ras_mask;
}
static int amdgpu_ras_invoke(struct ras_debug_if *data)
{
char path[PATH_SIZE];
int ret;
snprintf(path, sizeof(path), "%s", get_ras_debugfs_root());
strncat(path, "ras_ctrl", sizeof(path) - strlen(path));
ret = set_file_contents(path, (char *)data, sizeof(*data))
- sizeof(*data);
return ret;
}
static int amdgpu_ras_query_err_count(enum amdgpu_ras_block block,
unsigned long *ue, unsigned long *ce)
{
char buf[64];
char name[PATH_SIZE];
*ue = *ce = 0;
if (amdgpu_ras_is_feature_supported(block) <= 0)
return -1;
snprintf(name, sizeof(name), "%s", get_ras_sysfs_root());
strncat(name, ras_block_str(block), sizeof(name) - strlen(name));
strncat(name, "_err_count", sizeof(name) - strlen(name));
if (is_file_ok(name, O_RDONLY))
return 0;
if (get_file_contents(name, buf, sizeof(buf)) <= 0)
return -1;
if (sscanf(buf, "ue: %lu\nce: %lu", ue, ce) != 2)
return -1;
return 0;
}
static int amdgpu_ras_inject(enum amdgpu_ras_block block,
uint32_t sub_block, enum amdgpu_ras_error_type type,
uint64_t address, uint64_t value)
{
struct ras_debug_if data = { .op = 2, };
struct ras_inject_if *inject = &data.inject;
int ret;
if (amdgpu_ras_is_feature_enabled(block) <= 0) {
fprintf(stderr, "block id(%d) is not valid\n", block);
return -1;
}
inject->head.block = block;
inject->head.type = type;
inject->head.sub_block_index = sub_block;
strncpy(inject->head.name, ras_block_str(block), sizeof(inject->head.name)-1);
inject->address = address;
inject->value = value;
ret = amdgpu_ras_invoke(&data);
CU_ASSERT_EQUAL(ret, 0);
if (ret)
return -1;
return 0;
}
//tests
static void amdgpu_ras_features_test(int enable)
{
struct ras_debug_if data;
int ret;
int i;
data.op = enable;
for (i = 0; i < AMDGPU_RAS_BLOCK__LAST; i++) {
struct ras_common_if head = {
.block = i,
.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
.sub_block_index = 0,
.name = "",
};
if (amdgpu_ras_is_feature_supported(i) <= 0)
continue;
data.head = head;
ret = amdgpu_ras_invoke(&data);
CU_ASSERT_EQUAL(ret, 0);
if (ret)
continue;
ret = enable ^ amdgpu_ras_is_feature_enabled(i);
CU_ASSERT_EQUAL(ret, 0);
}
}
static void amdgpu_ras_disable_test(void)
{
int i;
for (i = 0; i < devices_count; i++) {
set_test_card(i);
amdgpu_ras_features_test(0);
}
}
static void amdgpu_ras_enable_test(void)
{
int i;
for (i = 0; i < devices_count; i++) {
set_test_card(i);
amdgpu_ras_features_test(1);
}
}
static void __amdgpu_ras_ip_inject_test(const struct ras_inject_test_config *ip_test,
uint32_t size)
{
int i, ret;
unsigned long old_ue, old_ce;
unsigned long ue, ce;
uint32_t block;
int timeout;
bool pass;
for (i = 0; i < size; i++) {
timeout = 3;
pass = false;
block = amdgpu_ras_find_block_id_by_name(ip_test[i].block);
/* Ensure one valid ip block */
if (block == ARRAY_SIZE(ras_block_string))
break;
/* Ensure RAS feature for the IP block is enabled by kernel */
if (amdgpu_ras_is_feature_supported(block) <= 0)
break;
ret = amdgpu_ras_query_err_count(block, &old_ue, &old_ce);
CU_ASSERT_EQUAL(ret, 0);
if (ret)
break;
ret = amdgpu_ras_inject(block,
ip_test[i].sub_block,
ip_test[i].type,
ip_test[i].address,
ip_test[i].value);
CU_ASSERT_EQUAL(ret, 0);
if (ret)
break;
while (timeout > 0) {
sleep(5);
ret = amdgpu_ras_query_err_count(block, &ue, &ce);
CU_ASSERT_EQUAL(ret, 0);
if (ret)
break;
if (old_ue != ue || old_ce != ce) {
pass = true;
sleep(20);
break;
}
timeout -= 1;
}
printf("\t Test %s@block %s, subblock %d, error_type %s, address %ld, value %ld: %s\n",
ip_test[i].name,
ip_test[i].block,
ip_test[i].sub_block,
amdgpu_ras_get_error_type_id(ip_test[i].type),
ip_test[i].address,
ip_test[i].value,
pass ? "Pass" : "Fail");
}
}
static void __amdgpu_ras_inject_test(void)
{
printf("...\n");
/* run UMC ras inject test */
__amdgpu_ras_ip_inject_test(umc_ras_inject_test,
ARRAY_SIZE(umc_ras_inject_test));
/* run GFX ras inject test */
__amdgpu_ras_ip_inject_test(gfx_ras_inject_test,
ARRAY_SIZE(gfx_ras_inject_test));
}
static void amdgpu_ras_inject_test(void)
{
int i;
for (i = 0; i < devices_count; i++) {
set_test_card(i);
__amdgpu_ras_inject_test();
}
}
static void __amdgpu_ras_query_test(void)
{
unsigned long ue, ce;
int ret;
int i;
for (i = 0; i < AMDGPU_RAS_BLOCK__LAST; i++) {
if (amdgpu_ras_is_feature_supported(i) <= 0)
continue;
if (!((1 << i) & ras_block_mask_query))
continue;
ret = amdgpu_ras_query_err_count(i, &ue, &ce);
CU_ASSERT_EQUAL(ret, 0);
}
}
static void amdgpu_ras_query_test(void)
{
int i;
for (i = 0; i < devices_count; i++) {
set_test_card(i);
__amdgpu_ras_query_test();
}
}
static void amdgpu_ras_basic_test(void)
{
int ret;
int i;
int j;
uint32_t features;
char path[PATH_SIZE];
ret = is_file_ok("/sys/module/amdgpu/parameters/ras_mask", O_RDONLY);
CU_ASSERT_EQUAL(ret, 0);
for (i = 0; i < devices_count; i++) {
set_test_card(i);
ret = amdgpu_query_info(device_handle, AMDGPU_INFO_RAS_ENABLED_FEATURES,
sizeof(features), &features);
CU_ASSERT_EQUAL(ret, 0);
snprintf(path, sizeof(path), "%s", get_ras_debugfs_root());
strncat(path, "ras_ctrl", sizeof(path) - strlen(path));
ret = is_file_ok(path, O_WRONLY);
CU_ASSERT_EQUAL(ret, 0);
snprintf(path, sizeof(path), "%s", get_ras_sysfs_root());
strncat(path, "features", sizeof(path) - strlen(path));
ret = is_file_ok(path, O_RDONLY);
CU_ASSERT_EQUAL(ret, 0);
for (j = 0; j < AMDGPU_RAS_BLOCK__LAST; j++) {
ret = amdgpu_ras_is_feature_supported(j);
if (ret <= 0)
continue;
if (!((1 << j) & ras_block_mask_basic))
continue;
snprintf(path, sizeof(path), "%s", get_ras_sysfs_root());
strncat(path, ras_block_str(j), sizeof(path) - strlen(path));
strncat(path, "_err_count", sizeof(path) - strlen(path));
ret = is_file_ok(path, O_RDONLY);
CU_ASSERT_EQUAL(ret, 0);
snprintf(path, sizeof(path), "%s", get_ras_debugfs_root());
strncat(path, ras_block_str(j), sizeof(path) - strlen(path));
strncat(path, "_err_inject", sizeof(path) - strlen(path));
ret = is_file_ok(path, O_WRONLY);
CU_ASSERT_EQUAL(ret, 0);
}
}
}
CU_TestInfo ras_tests[] = {
{ "ras basic test", amdgpu_ras_basic_test },
{ "ras query test", amdgpu_ras_query_test },
{ "ras inject test", amdgpu_ras_inject_test },
{ "ras disable test", amdgpu_ras_disable_test },
{ "ras enable test", amdgpu_ras_enable_test },
CU_TEST_INFO_NULL,
};
CU_BOOL suite_ras_tests_enable(void)
{
amdgpu_device_handle device_handle;
uint32_t major_version;
uint32_t minor_version;
int i;
drmDevicePtr device;
for (i = 0; i < MAX_CARDS_SUPPORTED && drm_amdgpu[i] >= 0; i++) {
if (amdgpu_device_initialize(drm_amdgpu[i], &major_version,
&minor_version, &device_handle))
continue;
if (drmGetDevice2(drm_amdgpu[i],
DRM_DEVICE_GET_PCI_REVISION,
&device))
continue;
if (device->bustype == DRM_BUS_PCI &&
amdgpu_ras_lookup_capability(device_handle)) {
amdgpu_device_deinitialize(device_handle);
return CU_TRUE;
}
if (amdgpu_device_deinitialize(device_handle))
continue;
}
return CU_FALSE;
}
int suite_ras_tests_init(void)
{
drmDevicePtr device;
amdgpu_device_handle device_handle;
uint32_t major_version;
uint32_t minor_version;
uint32_t capability;
struct ras_test_mask test_mask;
int id;
int i;
int r;
for (i = 0; i < MAX_CARDS_SUPPORTED && drm_amdgpu[i] >= 0; i++) {
r = amdgpu_device_initialize(drm_amdgpu[i], &major_version,
&minor_version, &device_handle);
if (r)
continue;
if (drmGetDevice2(drm_amdgpu[i],
DRM_DEVICE_GET_PCI_REVISION,
&device)) {
amdgpu_device_deinitialize(device_handle);
continue;
}
if (device->bustype != DRM_BUS_PCI) {
amdgpu_device_deinitialize(device_handle);
continue;
}
capability = amdgpu_ras_lookup_capability(device_handle);
if (capability == 0) {
amdgpu_device_deinitialize(device_handle);
continue;
}
id = amdgpu_ras_lookup_id(device);
if (id == -1) {
amdgpu_device_deinitialize(device_handle);
continue;
}
test_mask = amdgpu_ras_get_test_mask(device);
devices[devices_count++] = (struct amdgpu_ras_data) {
device_handle, id, capability, test_mask,
};
}
if (devices_count == 0)
return CUE_SINIT_FAILED;
return CUE_SUCCESS;
}
int suite_ras_tests_clean(void)
{
int r;
int i;
int ret = CUE_SUCCESS;
for (i = 0; i < devices_count; i++) {
r = amdgpu_device_deinitialize(devices[i].device_handle);
if (r)
ret = CUE_SCLEAN_FAILED;
}
return ret;
}