From patchwork Sat Feb 5 13:57:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 540296 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 AC84DC433EF for ; Sat, 5 Feb 2022 13:57:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232918AbiBEN5m (ORCPT ); Sat, 5 Feb 2022 08:57:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231785AbiBEN5l (ORCPT ); Sat, 5 Feb 2022 08:57:41 -0500 Received: from mail-pf1-x42d.google.com (mail-pf1-x42d.google.com [IPv6:2607:f8b0:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CD1F9C061346 for ; Sat, 5 Feb 2022 05:57:40 -0800 (PST) Received: by mail-pf1-x42d.google.com with SMTP id v74so7638953pfc.1 for ; Sat, 05 Feb 2022 05:57:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=XGvSdM7vC1pTecZPrsZrqX912rXQTMoXwV75tbAyEZ0=; b=z8Gb0j54BsIY+IbBcLL06Zb2L6yrH6HiE6WuMg/jebrTdWkB8+bJYMzCJqtnn75LI9 0hmRY8iXkX1bgtmKX66TrWY7JejlzVwK+xolTU4C/T17kzW96AbClpxfBr7+ZU9GvK1l 6LSDGIjAcqlMj2/URngQGqWE5jZ6fQjUv08/hJhlUvv11Q9OEbioMUmXMFbwvG9aOXYi aghWeHOHZAZs6JlNlQh2TV5NKZQjFRui06bc+o/CRtmF7LvtAs9s9kaIrnRk8PCBVA4w 5A6oz588HH8ano1YQ3J6G/CmpgWOIHFG94XtjaUEXuSFrkj1pBoT1ktM4HgTE9fuUH/Q 58OQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=XGvSdM7vC1pTecZPrsZrqX912rXQTMoXwV75tbAyEZ0=; b=pj6Co4VZLUHMFDy9DWjxBBypAgABrz0LDuvwkymzWSlGpVO+H8I+k6hYqgQeILmAdg BfwiiElAsdoBE3n89tj01JMhJg3qbnp0lpDz10L8+JWXHlGzPxR7hO2k47BFyFc3tsNv qn6osIqsy5ZmRu30JBypUOny0to1Nb5ruEfQalKI2cNvphmzXzAF9xyCUv+zpr9pdzWw MqNf4lsloQd1ajfUKyVCkmjQkEYrJQ1Mds9ZUtQpt3sShKYA0QdCBme0w8R2hQ7rapE9 i6qE3n8VTuJmUTnNRsD7EjgiPMtOZdymMorD4M7H6V/kKThf04bOHQvZAKW4R9jWjqh2 7T6Q== X-Gm-Message-State: AOAM53263rULa576rA5BtyzWwlURXrjNEa6CUKu1Mwnxf+AMqqyTV6nB iNjq620htqxXzBNZ5cH19NZZ X-Google-Smtp-Source: ABdhPJzFtN4U47gHOs5fpHk30zlLd9QNQ9cqJ1cbTXhtuIUhOWlawmAhSkx04/uY0vd6OiIoi8rHlA== X-Received: by 2002:a63:6bc4:: with SMTP id g187mr2962271pgc.151.1644069460224; Sat, 05 Feb 2022 05:57:40 -0800 (PST) Received: from localhost.localdomain ([220.158.158.32]) by smtp.gmail.com with ESMTPSA id z13sm6355533pfe.20.2022.02.05.05.57.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Feb 2022 05:57:39 -0800 (PST) From: Manivannan Sadhasivam To: gregkh@linuxfoundation.org Cc: mhi@lists.linux.dev, hemantk@codeaurora.org, bbhatt@codeaurora.org, Slark Xiao , stable@vger.kernel.org, Manivannan Sadhasivam , Manivannan Sadhasivam Subject: [PATCH 1/2] bus: mhi: pci_generic: Add mru_default for Foxconn SDX55 Date: Sat, 5 Feb 2022 19:27:30 +0530 Message-Id: <20220205135731.157871-2-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220205135731.157871-1-manivannan.sadhasivam@linaro.org> References: <20220205135731.157871-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Slark Xiao 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. Cc: stable@vger.kernel.org # v5.12+ Fixes: aac426562f56 ("bus: mhi: pci_generic: Introduce Foxconn T99W175 support") Signed-off-by: Slark Xiao Reviewed-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20220119101213.5008-1-slark_xiao@163.com [mani: Added pci_generic prefix to subject and CCed stable] Signed-off-by: Manivannan Sadhasivam --- drivers/bus/mhi/pci_generic.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c index 3a258a677df8..74e8fc342cfd 100644 --- 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_foxconn_sdx55_info = { .config = &modem_foxconn_sdx55_config, .bar_num = MHI_PCI_DEFAULT_BAR_NUM, .dma_data_width = 32, + .mru_default = 32768, .sideband_wake = false, };