From patchwork Fri Oct 23 23:17:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hemant Kumar X-Patchwork-Id: 1387010 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.a=rsa-sha256 header.s=smtp header.b=U8IgDx5L; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CJ0XP0TDxz9sTc for ; Sat, 24 Oct 2020 10:18:28 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758590AbgJWXS1 (ORCPT ); Fri, 23 Oct 2020 19:18:27 -0400 Received: from z5.mailgun.us ([104.130.96.5]:41492 "EHLO z5.mailgun.us" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758567AbgJWXSY (ORCPT ); Fri, 23 Oct 2020 19:18:24 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1603495103; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=1aU/UH0sCaB8Zy9DrWX6Xld/pP09yQFJxca1f19/6PA=; b=U8IgDx5LD2sYNJSCEs9NxMTfJIllj2iaOC+NKwMdJcJGRO7LqXr19xBAA4ltk5mSOpxCr3aA QRwJiw7+8u9cqFnkP8t9jpvm/gzcfq8jTjEpov82QvVpp6/zyWhQgCEU6TwSIScriHUtrtDV 1dqOOB+4qeEJPNxeg/mPNdgJoek= X-Mailgun-Sending-Ip: 104.130.96.5 X-Mailgun-Sid: WyJiZjI2MiIsICJuZXRkZXZAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n01.prod.us-east-1.postgun.com with SMTP id 5f9364ae86718f090a4b4d18 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 23 Oct 2020 23:18:06 GMT Sender: hemantk=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 97004C43387; Fri, 23 Oct 2020 23:18:05 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=ALL_TRUSTED,BAYES_00,SPF_FAIL, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from codeaurora.org (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: hemantk) by smtp.codeaurora.org (Postfix) with ESMTPSA id 8C21FC433FE; Fri, 23 Oct 2020 23:18:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 8C21FC433FE Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=hemantk@codeaurora.org From: Hemant Kumar To: manivannan.sadhasivam@linaro.org, gregkh@linuxfoundation.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, jhugo@codeaurora.org, bbhatt@codeaurora.org, loic.poulain@linaro.org, netdev@vger.kernel.org, Hemant Kumar Subject: [PATCH v9 2/4] bus: mhi: core: Move MHI_MAX_MTU to external header file Date: Fri, 23 Oct 2020 16:17:53 -0700 Message-Id: <1603495075-11462-3-git-send-email-hemantk@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1603495075-11462-1-git-send-email-hemantk@codeaurora.org> References: <1603495075-11462-1-git-send-email-hemantk@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Currently this macro is defined in internal MHI header as a TRE length mask. Moving it to external header allows MHI client drivers to set this upper bound for the transmit buffer size. Signed-off-by: Hemant Kumar Reviewed-by: Jeffrey Hugo Reviewed-by: Manivannan Sadhasivam --- drivers/bus/mhi/core/internal.h | 1 - include/linux/mhi.h | 3 +++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/bus/mhi/core/internal.h b/drivers/bus/mhi/core/internal.h index 7989269..4abf0cf 100644 --- a/drivers/bus/mhi/core/internal.h +++ b/drivers/bus/mhi/core/internal.h @@ -453,7 +453,6 @@ enum mhi_pm_state { #define CMD_EL_PER_RING 128 #define PRIMARY_CMD_RING 0 #define MHI_DEV_WAKE_DB 127 -#define MHI_MAX_MTU 0xffff #define MHI_RANDOM_U32_NONZERO(bmsk) (prandom_u32_max(bmsk) + 1) enum mhi_er_type { diff --git a/include/linux/mhi.h b/include/linux/mhi.h index 7829b1d..6e1122c 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -15,6 +15,9 @@ #include #include +/* MHI client drivers to set this upper bound for tx buffer */ +#define MHI_MAX_MTU 0xffff + #define MHI_MAX_OEM_PK_HASH_SEGMENTS 16 struct mhi_chan;