From patchwork Thu Feb 2 09:21:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanislaw Gruszka X-Patchwork-Id: 13125592 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EF899C61DA4 for ; Thu, 2 Feb 2023 09:21:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0E4EE10E2B1; Thu, 2 Feb 2023 09:21:52 +0000 (UTC) Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id E76FB10E2B1 for ; Thu, 2 Feb 2023 09:21:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1675329708; x=1706865708; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=k+KH13DtNtZmfszR/2DMSFdG5h+Y7eA4htO0gZRkgAU=; b=SkU6d3DD6KoJvJRcharuETRgnq8qQX3Elp9SGXCUS1iYX4cr4clx1uqZ k+9VqOju0gig1nyQDuzJqsI18UbrIj+63v1/G7SKlemRnb3jhr00kgZHT ER9NDtJvuQ2FV8s3/zUsYvVHUJKcvyOc3Ts33+EvhjgV/L0mKOEK1mIQP 41mH5dyHfyUawYyC2Mb4cbxzCrx5DycPPgjn7Cg1scraXfcKc6VRpZxa4 ckPFoRo5/BX1e70K1H4k8PsSJRoiJ/L0+P465Pb5vdEdCI8VDJtChs3Ox KPSmPtrGNuxB++fer5Xu15oKN9FED/p53tdXlgosSk2VLwW0t4mKex2qv Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10608"; a="390791454" X-IronPort-AV: E=Sophos;i="5.97,267,1669104000"; d="scan'208";a="390791454" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2023 01:21:48 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10608"; a="665216053" X-IronPort-AV: E=Sophos;i="5.97,267,1669104000"; d="scan'208";a="665216053" Received: from joe-255.igk.intel.com (HELO localhost) ([10.91.220.57]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2023 01:21:46 -0800 From: Stanislaw Gruszka To: dri-devel@lists.freedesktop.org Subject: [PATCH 3/4] accel/ivpu: Set dma max_segment_size Date: Thu, 2 Feb 2023 10:21:13 +0100 Message-Id: <20230202092114.2637452-4-stanislaw.gruszka@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230202092114.2637452-1-stanislaw.gruszka@linux.intel.com> References: <20230202092114.2637452-1-stanislaw.gruszka@linux.intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stanislaw Gruszka , Oded Gabbay , Jeffrey Hugo , Jacek Lawrynowicz Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Avoid below spurious warning: [ 264.844029] DMA-API: intel_vpu 0000:00:0b.0: mapping sg segment longer than device claims to support [len=143360] [max=65536] [ 264.844038] WARNING: CPU: 0 PID: 1254 at kernel/dma/debug.c:1160 debug_dma_map_sg+0x6ca/0xb70 Signed-off-by: Stanislaw Gruszka Reviewed-by: Jeffrey Hugo --- drivers/accel/ivpu/ivpu_drv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c index 70c104851c6d..231f29bb5025 100644 --- a/drivers/accel/ivpu/ivpu_drv.c +++ b/drivers/accel/ivpu/ivpu_drv.c @@ -428,6 +428,7 @@ static int ivpu_pci_init(struct ivpu_device *vdev) ivpu_err(vdev, "Failed to set DMA mask: %d\n", ret); return ret; } + dma_set_max_seg_size(vdev->drm.dev, UINT_MAX); /* Clear any pending errors */ pcie_capability_clear_word(pdev, PCI_EXP_DEVSTA, 0x3f);