From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jenny TC Subject: [RFC 1/4] power_supply: Introduce charging object table Date: Fri, 6 Mar 2015 16:03:24 +0530 Message-ID: <1425638007-9411-2-git-send-email-jenny.tc@intel.com> References: <1425638007-9411-1-git-send-email-jenny.tc@intel.com> Return-path: In-Reply-To: <1425638007-9411-1-git-send-email-jenny.tc@intel.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Sebastian Reichel Cc: Anton Vorontsov , David Woodhouse , jonghwa3.lee@samsung.com, myungjoo.ham@gmail.com, Pallala Ramakrishna , Jenny TC List-Id: linux-pm@vger.kernel.org Charging current (CC) and charging voltage (CV) may vary based on battery temperature. To support CC and CV for different temperature zones, defined a charging object which holds the properties related to battery charging. Signed-off-by: Jenny TC --- include/linux/power_supply.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 096dbce..7aada44 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -252,6 +252,33 @@ struct power_supply_info { int use_for_apm; }; + +struct psy_temp_mon_table { + int temp_max; + int temp_min; + int charging_current; /* CC */ + int charging_voltage; /* CV */ + /* delta voltage at which charging should restart */ + int maint_voltage_delta; +}; + +#define PSY_MAX_BAT_NAME_LEN 8 +#define PSY_MAX_TEMP_ZONE 6 + +struct psy_charging_obj { + char name[PSY_MAX_BAT_NAME_LEN]; + int battery_type; + int temp_max; + int temp_min; + int full_condition_soc; + int full_condition_capacity; + int full_condition_voltage; + int iterm; /* charge termination current */ + /* CC/CV table for different temperature range */ + int temp_mon_count; /* number of entries in temp_mon_table */ + struct psy_temp_mon_table temp_mon_table[PSY_MAX_TEMP_ZONE]; +}; + extern struct atomic_notifier_head power_supply_notifier; extern int power_supply_reg_notifier(struct notifier_block *nb); extern void power_supply_unreg_notifier(struct notifier_block *nb); -- 1.7.9.5