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drm/amdgpu: Set EEPROM ras info 

Set EEPROM ras info: rma status, health percent and bad
page threshold.

Signed-off-by: Stanley.Yang <Stanley.Yang@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 2023-06-01 20:56:42 +08:00 committed by Alex Deucher
parent 7c2551fa1d
commit 0bc3137b21
2 changed files with 29 additions and 0 deletions
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24
drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
View File

@ -406,6 +406,7 @@ int amdgpu_ras_eeprom_reset_table(struct amdgpu_ras_eeprom_control *control)
{
struct amdgpu_device *adev = to_amdgpu_device(control);
struct amdgpu_ras_eeprom_table_header *hdr = &control->tbl_hdr;
struct amdgpu_ras_eeprom_table_ras_info *rai = &control->tbl_rai;
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
u8 csum;
int res;
@ -423,6 +424,14 @@ int amdgpu_ras_eeprom_reset_table(struct amdgpu_ras_eeprom_control *control)
hdr->first_rec_offset = RAS_RECORD_START_V2_1;
hdr->tbl_size = RAS_TABLE_HEADER_SIZE +
RAS_TABLE_V2_1_INFO_SIZE;
rai->rma_status = GPU_HEALTH_USABLE;
/**
* GPU health represented as a percentage.
* 0 means worst health, 100 means fully health.
*/
rai->health_percent = 100;
/* ecc_page_threshold = 0 means disable bad page retirement */
rai->ecc_page_threshold = con->bad_page_cnt_threshold;
} else {
hdr->first_rec_offset = RAS_RECORD_START;
hdr->tbl_size = RAS_TABLE_HEADER_SIZE;
@ -712,6 +721,10 @@ amdgpu_ras_eeprom_update_header(struct amdgpu_ras_eeprom_control *control)
"Saved bad pages %d reaches threshold value %d\n",
control->ras_num_recs, ras->bad_page_cnt_threshold);
control->tbl_hdr.header = RAS_TABLE_HDR_BAD;
if (control->tbl_hdr.version == RAS_TABLE_VER_V2_1) {
control->tbl_rai.rma_status = GPU_RETIRED__ECC_REACH_THRESHOLD;
control->tbl_rai.health_percent = 0;
}
}
if (control->tbl_hdr.version == RAS_TABLE_VER_V2_1)
@ -749,6 +762,17 @@ amdgpu_ras_eeprom_update_header(struct amdgpu_ras_eeprom_control *control)
goto Out;
}
/**
* bad page records have been stored in eeprom,
* now calculate gpu health percent
*/
if (amdgpu_bad_page_threshold != 0 &&
control->tbl_hdr.version == RAS_TABLE_VER_V2_1 &&
control->ras_num_recs < ras->bad_page_cnt_threshold)
control->tbl_rai.health_percent = ((ras->bad_page_cnt_threshold -
control->ras_num_recs) * 100) /
ras->bad_page_cnt_threshold;
/* Recalc the checksum.
*/
csum = 0;

5
drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
View File

@ -31,6 +31,11 @@
struct amdgpu_device;
enum amdgpu_ras_gpu_health_status {
GPU_HEALTH_USABLE = 0,
GPU_RETIRED__ECC_REACH_THRESHOLD = 2,
};
enum amdgpu_ras_eeprom_err_type {
AMDGPU_RAS_EEPROM_ERR_NA,
AMDGPU_RAS_EEPROM_ERR_RECOVERABLE,