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habanalabs/gaudi: fetch TPC/MME ECC errors from F/W 

In case F/W security is enabled driver cannot access ECC registers,
hence driver must fetch the ECC info from F/W.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Ofir Bitton 2021-08-05 17:36:24 +03:00 committed by Oded Gabbay
parent 72d6625570
commit 816a6c6d99
1 changed files with 6 additions and 0 deletions
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6
drivers/misc/habanalabs/gaudi/gaudi.c
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@ -7457,6 +7457,11 @@ static void gaudi_handle_ecc_event(struct hl_device *hdev, u16 event_type,
bool extract_info_from_fw;
int rc;
if (hdev->asic_prop.fw_security_enabled) {
extract_info_from_fw = true;
goto extract_ecc_info;
}
switch (event_type) {
case GAUDI_EVENT_PCIE_CORE_SERR ... GAUDI_EVENT_PCIE_PHY_DERR:
case GAUDI_EVENT_DMA0_SERR_ECC ... GAUDI_EVENT_MMU_DERR:
@ -7529,6 +7534,7 @@ static void gaudi_handle_ecc_event(struct hl_device *hdev, u16 event_type,
return;
}
extract_ecc_info:
if (extract_info_from_fw) {
ecc_address = le64_to_cpu(ecc_data->ecc_address);
ecc_syndrom = le64_to_cpu(ecc_data->ecc_syndrom);