From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753818AbbIJHTj (ORCPT ); Thu, 10 Sep 2015 03:19:39 -0400 Received: from mga11.intel.com ([192.55.52.93]:16313 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754011AbbIJHTd (ORCPT ); Thu, 10 Sep 2015 03:19:33 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,502,1437462000"; d="scan'208";a="642040626" From: Tomas Winkler To: Greg Kroah-Hartman Cc: Alexander Usyskin , linux-kernel@vger.kernel.org, Tomas Winkler Subject: [char-misc-next 5/8] mei: bus: export mei_cldev_enabled function Date: Thu, 10 Sep 2015 10:18:03 +0300 Message-Id: <1441869486-2792-6-git-send-email-tomas.winkler@intel.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1441869486-2792-1-git-send-email-tomas.winkler@intel.com> References: <1441869486-2792-1-git-send-email-tomas.winkler@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Let me client device driver query of the device is connected and hence enabled. Signed-off-by: Tomas Winkler --- 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 53525ca50337..4edf71acfed6 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -368,6 +368,19 @@ u8 mei_cldev_ver(const struct mei_cl_device *cldev) EXPORT_SYMBOL_GPL(mei_cldev_ver); /** + * mei_cldev_enabled - check whether the device is enabled + * + * @cldev: mei client device + * + * Return: true if me client is initialized and connected + */ +bool mei_cldev_enabled(struct mei_cl_device *cldev) +{ + return cldev->cl && mei_cl_is_connected(cldev->cl); +} +EXPORT_SYMBOL_GPL(mei_cldev_enabled); + +/** * mei_cl_enable_device - enable me client device * create connection with me client * diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h index 9834f832b098..30d1c8b94a27 100644 --- a/include/linux/mei_cl_bus.h +++ b/include/linux/mei_cl_bus.h @@ -93,5 +93,6 @@ void mei_cl_set_drvdata(struct mei_cl_device *device, void *data); int mei_cl_enable_device(struct mei_cl_device *device); int mei_cl_disable_device(struct mei_cl_device *device); +bool mei_cldev_enabled(struct mei_cl_device *cldev); #endif /* _LINUX_MEI_CL_BUS_H */ -- 2.4.3