From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6E4AC4338F for ; Wed, 18 Aug 2021 13:40:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8FF45610A7 for ; Wed, 18 Aug 2021 13:40:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238461AbhHRNku (ORCPT ); Wed, 18 Aug 2021 09:40:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:40770 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237095AbhHRNkS (ORCPT ); Wed, 18 Aug 2021 09:40:18 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 46129610C7; Wed, 18 Aug 2021 13:39:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1629293979; bh=08/x00YF7HqL8PORpWl9EEY2yZc8A2VMH64uD0vct20=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=i11r6oTLCuN7W5XCO1Igr93h9dyh2sIyPZDnw5FzeSvjSa6vxIFWaElLWNqsgc15m 5JyGNE/qFIMZH2loUGfyl7owY1fL+8AqJTj7dGH2PiRfH6+Qu96LvpHn4ddQpKo4xK tYMajG2smQhS6yMUTUDoGFJ/KISFxeI6gj8lAGea77rrajIxkk/gC0jZ3mmyHoGi5j 9LPLoIwW/rLPeL90NbSNMh/tRzvLT7RvU/0jE0woDO/gcLfmc75kWRyBjlfhxrabWu uHWlIGRj/NI0jvmtitIfouEHCcyPFvlqY3xdtbpc1xxMTgUv+/uOm7ofovHfZbZoBk r4/i/6yPt0e0g== From: Oded Gabbay To: linux-kernel@vger.kernel.org Cc: Ofir Bitton Subject: [PATCH 11/16] habanalabs/gaudi: fetch TPC/MME ECC errors from F/W Date: Wed, 18 Aug 2021 16:39:17 +0300 Message-Id: <20210818133922.63637-11-ogabbay@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210818133922.63637-1-ogabbay@kernel.org> References: <20210818133922.63637-1-ogabbay@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ofir Bitton 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 --- drivers/misc/habanalabs/gaudi/gaudi.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 2f6d019c79e1..6671d1aca8e1 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -7458,6 +7458,11 @@ 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: @@ -7530,6 +7535,7 @@ 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); -- 2.17.1