From: Ofir Bitton Date: Thu, 5 Aug 2021 14:36:24 +0000 (+0300) Subject: habanalabs/gaudi: fetch TPC/MME ECC errors from F/W X-Git-Tag: accepted/tizen/unified/20230118.172025~6401^2^2~13 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=816a6c6d99a3758baed317263efe7efd91770004;p=platform%2Fkernel%2Flinux-rpi.git 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 Reviewed-by: Oded Gabbay Signed-off-by: Oded Gabbay --- diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index a05688c..e49e6b8 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -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);