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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20AE1C004D4 for ; Thu, 19 Jan 2023 10:34:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230132AbjASKel (ORCPT ); Thu, 19 Jan 2023 05:34:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230410AbjASKeJ (ORCPT ); Thu, 19 Jan 2023 05:34:09 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B9357AA2 for ; Thu, 19 Jan 2023 02:33:47 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1717B6150F for ; Thu, 19 Jan 2023 10:33:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96140C433D2; Thu, 19 Jan 2023 10:33:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674124426; bh=zCn0+FxOgluTzh9mp8AEc04/dR7sl4nBKH1sy19i2qA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mVH9D75RSaqahVubv4DuNEKdORjhjPAPXEASnIYsPtVT+MWm0w9gh3I1JOCaQESDu HJa7cK1G5X8YvRNV59+mKrni/JaswuJKUESXcTcHRAmuqw4Fk25YFLVsjtMfGLhZiB zh9BuF9tj44UEc6Q8MCbZ7faCVmvccX8xg2C1X+bFoNfyRnvsr6ZneZ/4rUt0GtZ9g +ityftW2XOMFbyF/T0GRwnqYVQ7hESEgTxhNaE4jSPNZGnDBuEx+JXc5lYZsJVKdpq CnUHf2H5IpJZbnFHmSCZW9qds0nYelVZD2j7nHVqX9IvtkrMKBcuMYIjTCV+8to9HV Gw1UbQsmNpMCw== From: Oded Gabbay To: linux-kernel@vger.kernel.org Cc: Dani Liberman Subject: [PATCH 02/10] habanalabs/gaudi2: print page fault axi transaction id Date: Thu, 19 Jan 2023 12:33:31 +0200 Message-Id: <20230119103339.718430-2-ogabbay@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230119103339.718430-1-ogabbay@kernel.org> References: <20230119103339.718430-1-ogabbay@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dani Liberman AXI transaction id holds information about the initiator which caused the page fault. In the future it will be translated automatically by driver to an initiator name. Signed-off-by: Dani Liberman Reviewed-by: Oded Gabbay Signed-off-by: Oded Gabbay --- drivers/accel/habanalabs/gaudi2/gaudi2.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c index 8c0cbd3b4a0c..72e08c1eae22 100644 --- a/drivers/accel/habanalabs/gaudi2/gaudi2.c +++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c @@ -8287,7 +8287,7 @@ static int gaudi2_handle_hif_fatal(struct hl_device *hdev, u16 event_type, u64 i static void gaudi2_handle_page_error(struct hl_device *hdev, u64 mmu_base, bool is_pmmu, u64 *event_mask) { - u32 valid, val; + u32 valid, val, axid_l, axid_h; u64 addr; valid = RREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_ACCESS_PAGE_ERROR_VALID)); @@ -8300,8 +8300,11 @@ static void gaudi2_handle_page_error(struct hl_device *hdev, u64 mmu_base, bool addr <<= 32; addr |= RREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_ERROR_CAPTURE_VA)); - dev_err_ratelimited(hdev->dev, "%s page fault on va 0x%llx\n", - is_pmmu ? "PMMU" : "HMMU", addr); + axid_l = RREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_FAULT_ID_LSB)); + axid_h = RREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_FAULT_ID_MSB)); + + dev_err_ratelimited(hdev->dev, "%s page fault on va 0x%llx, transaction id 0x%llX\n", + is_pmmu ? "PMMU" : "HMMU", addr, ((u64)axid_h << 32) + axid_l); hl_handle_page_fault(hdev, addr, 0, is_pmmu, event_mask); WREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_ERROR_CAPTURE), 0); -- 2.25.1