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 C9279C4332F for ; Mon, 14 Feb 2022 10:17:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346241AbiBNKSB (ORCPT ); Mon, 14 Feb 2022 05:18:01 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:44724 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346365AbiBNKPr (ORCPT ); Mon, 14 Feb 2022 05:15:47 -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 9EF4A88B37; Mon, 14 Feb 2022 01:52:46 -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 06F0A60F25; Mon, 14 Feb 2022 09:52:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E2CE9C340E9; Mon, 14 Feb 2022 09:52:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1644832364; bh=9/6JzC8Ei1Q6WqapUktg2s5rVzX9QnQZ38BxlY9Zk18=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=D+aYc56KDo1JyJ8idVIX6iZbDukq1WqfHSibEoMXOLgMQIh53f62fHcwOC/t8OZAc X9+SkTJuj++rEZ+d75OJRhyZUImQnFvPi6jNd3vjjLiGMYlfss0CVGcy9BWEHwWStO 6QugIpxJ0VWk0qt5mRL2WA5y8yZRm3OhBob7sdKY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Manivannan Sadhasivam , Slark Xiao , Manivannan Sadhasivam Subject: [PATCH 5.15 162/172] bus: mhi: pci_generic: Add mru_default for Cinterion MV31-W Date: Mon, 14 Feb 2022 10:27:00 +0100 Message-Id: <20220214092511.985308494@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220214092506.354292783@linuxfoundation.org> References: <20220214092506.354292783@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Slark Xiao commit 05daa805a86c831ad9692f6f15e1b877c8f10638 upstream. For default mechanism, product would use default MRU 3500 if they didn't define it. But for Cinterion MV31-W, there is a known issue which MRU 3500 would lead to data connection lost. So we align it with Qualcomm default MRU settings. Link: https://lore.kernel.org/r/20220119102519.5342-1-slark_xiao@163.com [mani: Modified the commit message to reflect Cinterion MV31-W and CCed stable] Fixes: 87693e092bd0 ("bus: mhi: pci_generic: Add Cinterion MV31-W PCIe to MHI") Cc: stable@vger.kernel.org # v5.14 + Reviewed-by: Manivannan Sadhasivam Signed-off-by: Slark Xiao Signed-off-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20220205135731.157871-3-manivannan.sadhasivam@linaro.org Signed-off-by: Greg Kroah-Hartman --- drivers/bus/mhi/pci_generic.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -402,6 +402,7 @@ static const struct mhi_pci_dev_info mhi .config = &modem_mv31_config, .bar_num = MHI_PCI_DEFAULT_BAR_NUM, .dma_data_width = 32, + .mru_default = 32768, }; static const struct pci_device_id mhi_pci_id_table[] = {