From mboxrd@z Thu Jan 1 00:00:00 1970 From: Durgadoss R Subject: [PATCHv3 04/15] Thermal: Add platform level information to thermal.h Date: Sat, 1 Sep 2012 17:21:25 +0530 Message-ID: <1346500296-25200-5-git-send-email-durgadoss.r@intel.com> References: <1346500296-25200-1-git-send-email-durgadoss.r@intel.com> Return-path: Received: from mga14.intel.com ([143.182.124.37]:45763 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755527Ab2IALwb (ORCPT ); Sat, 1 Sep 2012 07:52:31 -0400 In-Reply-To: <1346500296-25200-1-git-send-email-durgadoss.r@intel.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: lenb@kernel.org, rui.zhang@intel.com Cc: linux-acpi@vger.kernel.org, eduardo.valentin@ti.com, Durgadoss R This patch adds platform level information to thermal.h by introducing two structures to hold: * bind parameters for a thermal zone, * zone level platform parameters Signed-off-by: Durgadoss R --- include/linux/thermal.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 32af124..4caa32e 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -157,6 +157,7 @@ struct thermal_zone_device { int passive; unsigned int forced_passive; const struct thermal_zone_device_ops *ops; + const struct thermal_zone_params *tzp; struct list_head thermal_instances; struct idr idr; struct mutex lock; /* protect thermal_instances list */ @@ -164,6 +165,34 @@ struct thermal_zone_device { struct delayed_work poll_queue; }; +/* Structure that holds binding parameters for a zone */ +struct thermal_bind_params { + struct thermal_cooling_device *cdev; + + /* + * This is a measure of 'how effectively these devices can + * cool 'this' thermal zone. The shall be determined by platform + * characterization. This is on a 'percentage' scale. + * See Documentation/thermal/sysfs-api.txt for more information. + */ + int weight; + + /* + * This is a bit mask that gives the binding relation between this + * thermal zone and cdev, for a particular trip point. + * See Documentation/thermal/sysfs-api.txt for more information. + */ + int trip_mask; + int (*match) (struct thermal_zone_device *tz, + struct thermal_cooling_device *cdev); +}; + +/* Structure to define Thermal Zone parameters */ +struct thermal_zone_params { + int num_tbps; /* Number of tbp entries */ + struct thermal_bind_params *tbp; +}; + struct thermal_genl_event { u32 orig; enum events event; -- 1.7.9.5