Commit 816a6c6d authored by Ofir Bitton's avatar Ofir Bitton Committed by Oded Gabbay
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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: default avatarOfir Bitton <obitton@habana.ai>
Reviewed-by: default avatarOded Gabbay <ogabbay@kernel.org>
Signed-off-by: default avatarOded Gabbay <ogabbay@kernel.org>
parent 72d66255

drivers/misc/habanalabs/gaudi/gaudi.c

+6 −0
Original line number Diff line number Diff line
@@ -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);