From patchwork Mon Jan 24 18:41:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 535708 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 4E5B7C46467 for ; Mon, 24 Jan 2022 20:52:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1392566AbiAXUvb (ORCPT ); Mon, 24 Jan 2022 15:51:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43148 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1390833AbiAXUq2 (ORCPT ); Mon, 24 Jan 2022 15:46:28 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 727F2C061243; Mon, 24 Jan 2022 11:56:10 -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 ams.source.kernel.org (Postfix) with ESMTPS id 2E9C9B8121C; Mon, 24 Jan 2022 19:56:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5F009C340E5; Mon, 24 Jan 2022 19:56:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1643054167; bh=FpFOz55NDArr1D4SGMUr6c5B/Pd266OUahPpfqk8l5Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DTqQh2/eP1CLyBJvnz/LJ4hk5uuMAxeVvxeeBXwxzw6L8dQ4yLA9DiXGXERwtQEGZ Rs8aKlukynXCOvnxY+2JA45WHRfzzKhjogKWbblYFGvqKsFFufDW+sDfybFgF1z869 Z3UDpSC+Oj6qRSP54xRHX+/zVX7uezc+mGcqM5Ec= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Vasily Khoruzhick , Roman Stratiienko , Qiang Yu , Sasha Levin Subject: [PATCH 5.10 301/563] drm/lima: fix warning when CONFIG_DEBUG_SG=y & CONFIG_DMA_API_DEBUG=y Date: Mon, 24 Jan 2022 19:41:06 +0100 Message-Id: <20220124184034.854329625@linuxfoundation.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220124184024.407936072@linuxfoundation.org> References: <20220124184024.407936072@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Qiang Yu [ Upstream commit 89636a06fa2ee7826a19c39c19a9bc99ab9340a9 ] Otherwise get following warning: DMA-API: lima 1c40000.gpu: mapping sg segment longer than device claims to support [len=4149248] [max=65536] See: https://gitlab.freedesktop.org/mesa/mesa/-/issues/5496 Reviewed-by: Vasily Khoruzhick Reported-by: Roman Stratiienko Signed-off-by: Qiang Yu Link: https://patchwork.freedesktop.org/patch/msgid/20211031041604.187216-1-yuq825@gmail.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/lima/lima_device.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/lima/lima_device.c b/drivers/gpu/drm/lima/lima_device.c index 65fdca366e41f..36c9905894278 100644 --- a/drivers/gpu/drm/lima/lima_device.c +++ b/drivers/gpu/drm/lima/lima_device.c @@ -357,6 +357,7 @@ int lima_device_init(struct lima_device *ldev) int err, i; dma_set_coherent_mask(ldev->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(ldev->dev, UINT_MAX); err = lima_clk_init(ldev); if (err)