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 84680C433F5 for ; Mon, 14 Feb 2022 10:41:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349941AbiBNKld (ORCPT ); Mon, 14 Feb 2022 05:41:33 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:52194 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233396AbiBNKhb (ORCPT ); Mon, 14 Feb 2022 05:37:31 -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 5A9CAA8882; Mon, 14 Feb 2022 02:03:46 -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 9F0436077B; Mon, 14 Feb 2022 10:03:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6426FC340E9; Mon, 14 Feb 2022 10:03:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1644832995; bh=p11gsTIR0/f7UkZ4V4WyUxCY6A2mvza/KzjBcE5aFc0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oiVU3Q5uvJUfbrX6Hyk7EqU/EdfyVHtPd2Wb9Q8w+TLOen/38ACW5YHVT+L9J3O39 qWosISejSg/sdzixwLXeVmvv4SN3S5Z30MwWpw0nUudi6EEaVqY+CP7VKGyOmP83L6 jkE41/VEBLZRnlan6GBQ1ztJf+R5yKQB9DMVWgow= 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 5.16 191/203] bus: mhi: pci_generic: Add mru_default for Foxconn SDX55 Date: Mon, 14 Feb 2022 10:27:15 +0100 Message-Id: <20220214092516.742116372@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220214092510.221474733@linuxfoundation.org> References: <20220214092510.221474733@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 a0572cea8866230ac13da6358c88075f89e99b20 upstream. For default mechanism, product would use default MRU 3500 if they didn't define it. But for Foxconn SDX55, 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/20220119101213.5008-1-slark_xiao@163.com [mani: Added pci_generic prefix to subject and CCed stable] Fixes: aac426562f56 ("bus: mhi: pci_generic: Introduce Foxconn T99W175 support") Cc: stable@vger.kernel.org # v5.12+ Reviewed-by: Manivannan Sadhasivam Signed-off-by: Slark Xiao Signed-off-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20220205135731.157871-2-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 @@ -366,6 +366,7 @@ static const struct mhi_pci_dev_info mhi .config = &modem_foxconn_sdx55_config, .bar_num = MHI_PCI_DEFAULT_BAR_NUM, .dma_data_width = 32, + .mru_default = 32768, .sideband_wake = false, };