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drm/amdgpu: add RAS reset/query operations for XGMI v6_4

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Reset/query RAS error status and count.

v2: use XGMI IP version instead of WAFL version.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tao Zhou 2023-10-19 16:01:07 +08:00 committed by Alex Deucher
parent 61fe5536d0
commit 20238a2cc9
1 changed files with 43 additions and 3 deletions
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46
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
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@ -103,6 +103,16 @@ static const int walf_pcs_err_noncorrectable_mask_reg_aldebaran[] = {
smnPCS_GOPX1_PCS_ERROR_NONCORRECTABLE_MASK + 0x100000
};
static const int xgmi3x16_pcs_err_status_reg_v6_4[] = {
smnPCS_XGMI3X16_PCS_ERROR_STATUS,
smnPCS_XGMI3X16_PCS_ERROR_STATUS + 0x100000
};
static const int xgmi3x16_pcs_err_noncorrectable_mask_reg_v6_4[] = {
smnPCS_XGMI3X16_PCS_ERROR_NONCORRECTABLE_MASK,
smnPCS_XGMI3X16_PCS_ERROR_NONCORRECTABLE_MASK + 0x100000
};
static const struct amdgpu_pcs_ras_field xgmi_pcs_ras_fields[] = {
{"XGMI PCS DataLossErr",
SOC15_REG_FIELD(XGMI0_PCS_GOPX16_PCS_ERROR_STATUS, DataLossErr)},
@ -952,6 +962,16 @@ static void amdgpu_xgmi_reset_ras_error_count(struct amdgpu_device *adev)
default:
break;
}
switch (amdgpu_ip_version(adev, XGMI_HWIP, 0)) {
case IP_VERSION(6, 4, 0):
for (i = 0; i < ARRAY_SIZE(xgmi3x16_pcs_err_status_reg_v6_4); i++)
pcs_clear_status(adev,
xgmi3x16_pcs_err_status_reg_v6_4[i]);
break;
default:
break;
}
}
static int amdgpu_xgmi_query_pcs_error_status(struct amdgpu_device *adev,
@ -969,7 +989,9 @@ static int amdgpu_xgmi_query_pcs_error_status(struct amdgpu_device *adev,
if (is_xgmi_pcs) {
if (amdgpu_ip_version(adev, XGMI_HWIP, 0) ==
IP_VERSION(6, 1, 0)) {
IP_VERSION(6, 1, 0) ||
amdgpu_ip_version(adev, XGMI_HWIP, 0) ==
IP_VERSION(6, 4, 0)) {
pcs_ras_fields = &xgmi3x16_pcs_ras_fields[0];
field_array_size = ARRAY_SIZE(xgmi3x16_pcs_ras_fields);
} else {
@ -1007,7 +1029,7 @@ static void amdgpu_xgmi_query_ras_error_count(struct amdgpu_device *adev,
void *ras_error_status)
{
struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
int i;
int i, supported = 1;
uint32_t data, mask_data = 0;
uint32_t ue_cnt = 0, ce_cnt = 0;
@ -1071,7 +1093,25 @@ static void amdgpu_xgmi_query_ras_error_count(struct amdgpu_device *adev,
}
break;
default:
dev_warn(adev->dev, "XGMI RAS error query not supported");
supported = 0;
break;
}
switch (amdgpu_ip_version(adev, XGMI_HWIP, 0)) {
case IP_VERSION(6, 4, 0):
/* check xgmi3x16 pcs error */
for (i = 0; i < ARRAY_SIZE(xgmi3x16_pcs_err_status_reg_v6_4); i++) {
data = RREG32_PCIE(xgmi3x16_pcs_err_status_reg_v6_4[i]);
mask_data =
RREG32_PCIE(xgmi3x16_pcs_err_noncorrectable_mask_reg_v6_4[i]);
if (data)
amdgpu_xgmi_query_pcs_error_status(adev, data,
mask_data, &ue_cnt, &ce_cnt, true, true);
}
break;
default:
if (!supported)
dev_warn(adev->dev, "XGMI RAS error query not supported");
break;
}