linux-kernel - [RFC 1/4] power_supply: Introduce charging object table

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1425638007-9411-2-git-send-email-jenny.tc@intel.com>
Date:	Fri,  6 Mar 2015 16:03:24 +0530
From:	Jenny TC <jenny.tc@...el.com>
To:	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
	Sebastian Reichel <sre@...nel.org>
Cc:	Anton Vorontsov <anton.vorontsov@...aro.org>,
	David Woodhouse <dwmw2@...radead.org>,
	jonghwa3.lee@...sung.com, myungjoo.ham@...il.com,
	Pallala Ramakrishna <ramakrishna.pallala@...el.com>,
	Jenny TC <jenny.tc@...el.com>
Subject: [RFC 1/4] power_supply: Introduce charging object table

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 <jenny.tc@...el.com>
---
 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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/