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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C1206C677C4 for ; Fri, 6 Jun 2025 17:53:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DADB410E044; Fri, 6 Jun 2025 17:53:42 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="kUIlc0Ai"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id F3A8410E0D6; Fri, 6 Jun 2025 17:53:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1749232422; x=1780768422; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=FyZf7yFNbcExMMtTDve0Lfo+9T8j+1C0EIDfujfPUy0=; b=kUIlc0AihMb3ZJrhTmGnPt+cylk3ToAdFiM6ENW9iaZyA9hp2ADcwfFF /T0WrSIDlOlDthumJDk8Dk9ulMQnAJyfGZ5OLPpojvmX53SsJrBqgja7v /L37JArVB6Lkx10T3HghrdVAdu0hwebN1NYAYY+f4PMkTvDLlJ7jHlcCc sihEqkPXJOcmavmJRp2pRvV/cG5SDVoKiOKOjDHIQk2Qqp1urBTk6tfyF sAp5LO+ZnFQPBwuJe1UB0+09fVOWeSPD10orwgjwnRM04wOJoK3qxsyRN En6ijfZG+BcmUcA0xMSK5obu+7N0wTHfb2pim7dYjZ1/zBcTfKjyIFpQZ Q==; X-CSE-ConnectionGUID: ImKNUgRHRP+NebsuFmoSwA== X-CSE-MsgGUID: OFJEmcmCRfyqqSkTBQ72eA== X-IronPort-AV: E=McAfee;i="6800,10657,11456"; a="51486763" X-IronPort-AV: E=Sophos;i="6.16,215,1744095600"; d="scan'208";a="51486763" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2025 10:53:39 -0700 X-CSE-ConnectionGUID: d95Bj0UXSYWk7pZ5xCeD/g== X-CSE-MsgGUID: 86182bEtSKOuG5IU92efQg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,215,1744095600"; d="scan'208";a="145787080" Received: from unknown (HELO bnilawar-desk2.iind.intel.com) ([10.190.239.41]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2025 10:53:37 -0700 From: Badal Nilawar To: intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: anshuman.gupta@intel.com, rodrigo.vivi@intel.com, alexander.usyskin@intel.com, gregkh@linuxfoundation.org, daniele.ceraolospurio@intel.com, jgg@nvidia.com Subject: [PATCH v2 01/10] mei: bus: add mei_cldev_mtu interface Date: Fri, 6 Jun 2025 23:26:58 +0530 Message-Id: <20250606175707.1403384-2-badal.nilawar@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250606175707.1403384-1-badal.nilawar@intel.com> References: <20250606175707.1403384-1-badal.nilawar@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" From: Alexander Usyskin Allow to bus client to obtain client mtu. Signed-off-by: Alexander Usyskin Signed-off-by: Badal Nilawar --- drivers/misc/mei/bus.c | 13 +++++++++++++ include/linux/mei_cl_bus.h | 1 + 2 files changed, 14 insertions(+) diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 67176caf5416..f860b1b6eda0 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -614,6 +614,19 @@ u8 mei_cldev_ver(const struct mei_cl_device *cldev) } EXPORT_SYMBOL_GPL(mei_cldev_ver); +/** + * mei_cldev_mtu - max message that client can send and receive + * + * @cldev: mei client device + * + * Return: mtu or 0 if client is not connected + */ +size_t mei_cldev_mtu(const struct mei_cl_device *cldev) +{ + return mei_cl_mtu(cldev->cl); +} +EXPORT_SYMBOL_GPL(mei_cldev_mtu); + /** * mei_cldev_enabled - check whether the device is enabled * diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h index 725fd7727422..a82755e1fc40 100644 --- a/include/linux/mei_cl_bus.h +++ b/include/linux/mei_cl_bus.h @@ -113,6 +113,7 @@ int mei_cldev_register_notif_cb(struct mei_cl_device *cldev, mei_cldev_cb_t notif_cb); u8 mei_cldev_ver(const struct mei_cl_device *cldev); +size_t mei_cldev_mtu(const struct mei_cl_device *cldev); void *mei_cldev_get_drvdata(const struct mei_cl_device *cldev); void mei_cldev_set_drvdata(struct mei_cl_device *cldev, void *data); -- 2.34.1