drm/amd/pm: add message smu to get ecc_table v2

support ECC TABLE message, this table include umc ras error count
and error address

v2:
    add smu version check to query whether support ecctable
    call smu_cmn_update_table to get ecctable directly

Signed-off-by: Stanley.Yang <Stanley.Yang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Stanley.Yang 2021-11-16 21:07:56 +08:00 committed by Alex Deucher
parent 8882f90a3f
commit edd7942085
4 changed files with 96 additions and 0 deletions

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@ -324,6 +324,7 @@ enum smu_table_id
SMU_TABLE_OVERDRIVE,
SMU_TABLE_I2C_COMMANDS,
SMU_TABLE_PACE,
SMU_TABLE_ECCINFO,
SMU_TABLE_COUNT,
};
@ -340,6 +341,7 @@ struct smu_table_context
void *max_sustainable_clocks;
struct smu_bios_boot_up_values boot_values;
void *driver_pptable;
void *ecc_table;
struct smu_table tables[SMU_TABLE_COUNT];
/*
* The driver table is just a staging buffer for
@ -1261,6 +1263,11 @@ struct pptable_funcs {
* of SMUBUS table.
*/
int (*send_hbm_bad_pages_num)(struct smu_context *smu, uint32_t size);
/**
* @get_ecc_table: message SMU to get ECC INFO table.
*/
ssize_t (*get_ecc_info)(struct smu_context *smu, void *table);
};
typedef enum {
@ -1397,6 +1404,7 @@ int smu_set_light_sbr(struct smu_context *smu, bool enable);
int smu_wait_for_event(struct amdgpu_device *adev, enum smu_event_type event,
uint64_t event_arg);
int smu_get_ecc_info(struct smu_context *smu, void *umc_ecc);
#endif
#endif

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@ -3072,6 +3072,20 @@ int smu_set_light_sbr(struct smu_context *smu, bool enable)
return ret;
}
int smu_get_ecc_info(struct smu_context *smu, void *umc_ecc)
{
int ret = -EOPNOTSUPP;
mutex_lock(&smu->mutex);
if (smu->ppt_funcs &&
smu->ppt_funcs->get_ecc_info)
ret = smu->ppt_funcs->get_ecc_info(smu, umc_ecc);
mutex_unlock(&smu->mutex);
return ret;
}
static int smu_get_prv_buffer_details(void *handle, void **addr, size_t *size)
{
struct smu_context *smu = handle;

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@ -78,6 +78,12 @@
#define smnPCIE_ESM_CTRL 0x111003D0
/*
* SMU support ECCTABLE since version 68.42.0,
* use this to check ECCTALE feature whether support
*/
#define SUPPORT_ECCTABLE_SMU_VERSION 0x00442a00
static const struct smu_temperature_range smu13_thermal_policy[] =
{
{-273150, 99000, 99000, -273150, 99000, 99000, -273150, 99000, 99000},
@ -190,6 +196,7 @@ static const struct cmn2asic_mapping aldebaran_table_map[SMU_TABLE_COUNT] = {
TAB_MAP(SMU_METRICS),
TAB_MAP(DRIVER_SMU_CONFIG),
TAB_MAP(I2C_COMMANDS),
TAB_MAP(ECCINFO),
};
static const uint8_t aldebaran_throttler_map[] = {
@ -223,6 +230,9 @@ static int aldebaran_tables_init(struct smu_context *smu)
SMU_TABLE_INIT(tables, SMU_TABLE_I2C_COMMANDS, sizeof(SwI2cRequest_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
SMU_TABLE_INIT(tables, SMU_TABLE_ECCINFO, sizeof(EccInfoTable_t),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
smu_table->metrics_table = kzalloc(sizeof(SmuMetrics_t), GFP_KERNEL);
if (!smu_table->metrics_table)
return -ENOMEM;
@ -235,6 +245,10 @@ static int aldebaran_tables_init(struct smu_context *smu)
return -ENOMEM;
}
smu_table->ecc_table = kzalloc(tables[SMU_TABLE_ECCINFO].size, GFP_KERNEL);
if (!smu_table->ecc_table)
return -ENOMEM;
return 0;
}
@ -1765,6 +1779,63 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
return sizeof(struct gpu_metrics_v1_3);
}
static int aldebaran_check_ecc_table_support(struct smu_context *smu)
{
uint32_t if_version = 0xff, smu_version = 0xff;
int ret = 0;
ret = smu_cmn_get_smc_version(smu, &if_version, &smu_version);
if (ret) {
/* return not support if failed get smu_version */
ret = -EOPNOTSUPP;
}
if (smu_version < SUPPORT_ECCTABLE_SMU_VERSION)
ret = -EOPNOTSUPP;
return ret;
}
static ssize_t aldebaran_get_ecc_info(struct smu_context *smu,
void *table)
{
struct smu_table_context *smu_table = &smu->smu_table;
EccInfoTable_t *ecc_table = NULL;
struct ecc_info_per_ch *ecc_info_per_channel = NULL;
int i, ret = 0;
struct umc_ecc_info *eccinfo = (struct umc_ecc_info *)table;
ret = aldebaran_check_ecc_table_support(smu);
if (ret)
return ret;
ret = smu_cmn_update_table(smu,
SMU_TABLE_ECCINFO,
0,
smu_table->ecc_table,
false);
if (ret) {
dev_info(smu->adev->dev, "Failed to export SMU ecc table!\n");
return ret;
}
ecc_table = (EccInfoTable_t *)smu_table->ecc_table;
for (i = 0; i < ALDEBARAN_UMC_CHANNEL_NUM; i++) {
ecc_info_per_channel = &(eccinfo->ecc[i]);
ecc_info_per_channel->ce_count_lo_chip =
ecc_table->EccInfo[i].ce_count_lo_chip;
ecc_info_per_channel->ce_count_hi_chip =
ecc_table->EccInfo[i].ce_count_hi_chip;
ecc_info_per_channel->mca_umc_status =
ecc_table->EccInfo[i].mca_umc_status;
ecc_info_per_channel->mca_umc_addr =
ecc_table->EccInfo[i].mca_umc_addr;
}
return ret;
}
static int aldebaran_mode1_reset(struct smu_context *smu)
{
u32 smu_version, fatal_err, param;
@ -1967,6 +2038,7 @@ static const struct pptable_funcs aldebaran_ppt_funcs = {
.i2c_init = aldebaran_i2c_control_init,
.i2c_fini = aldebaran_i2c_control_fini,
.send_hbm_bad_pages_num = aldebaran_smu_send_hbm_bad_page_num,
.get_ecc_info = aldebaran_get_ecc_info,
};
void aldebaran_set_ppt_funcs(struct smu_context *smu)

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@ -428,8 +428,10 @@ int smu_v13_0_fini_smc_tables(struct smu_context *smu)
kfree(smu_table->hardcode_pptable);
smu_table->hardcode_pptable = NULL;
kfree(smu_table->ecc_table);
kfree(smu_table->metrics_table);
kfree(smu_table->watermarks_table);
smu_table->ecc_table = NULL;
smu_table->metrics_table = NULL;
smu_table->watermarks_table = NULL;
smu_table->metrics_time = 0;