From: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
To: Anton Vorontsov <cbou@mail.ru>
Cc: David Woodhouse <dwmw2@infradead.org>, linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] test_power: add VOLTAGE_NOW and BATTERY_TEMP properties
Date: Tue, 29 May 2012 13:37:44 +0400 [thread overview]
Message-ID: <1338284264-6193-2-git-send-email-dmitry_eremin@mentor.com> (raw)
In-Reply-To: <1338284264-6193-1-git-send-email-dmitry_eremin@mentor.com>
Emulate battery temperature (fixed to 26) and battery voltage (variable)
properties.
Signed-off-by: Dmitry Eremin-Solenikov <dmitry_eremin@mentor.com>
---
drivers/power/test_power.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/power/test_power.c b/drivers/power/test_power.c
index a61b596..b99a452 100644
--- a/drivers/power/test_power.c
+++ b/drivers/power/test_power.c
@@ -28,6 +28,7 @@ static int battery_health = POWER_SUPPLY_HEALTH_GOOD;
static int battery_present = 1; /* true */
static int battery_technology = POWER_SUPPLY_TECHNOLOGY_LION;
static int battery_capacity = 50;
+static int battery_voltage = 3300;
static int test_power_get_ac_property(struct power_supply *psy,
enum power_supply_property psp,
@@ -101,6 +102,12 @@ static int test_power_get_battery_property(struct power_supply *psy,
case POWER_SUPPLY_PROP_TIME_TO_FULL_NOW:
val->intval = 3600;
break;
+ case POWER_SUPPLY_PROP_TEMP:
+ val->intval = 26;
+ break;
+ case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+ val->intval = battery_voltage;
+ break;
default:
pr_info("%s: some properties deliberately report errors.\n",
__func__);
@@ -129,6 +136,8 @@ static enum power_supply_property test_power_battery_props[] = {
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
POWER_SUPPLY_PROP_SERIAL_NUMBER,
+ POWER_SUPPLY_PROP_TEMP,
+ POWER_SUPPLY_PROP_VOLTAGE_NOW,
};
static char *test_power_ac_supplied_to[] = {
@@ -437,6 +446,10 @@ static struct kernel_param_ops param_ops_battery_capacity = {
.get = param_get_battery_capacity,
};
+static struct kernel_param_ops param_ops_battery_voltage = {
+ .set = param_set_battery_voltage,
+ .get = param_get_battery_voltage,
+};
#define param_check_ac_online(name, p) __param_check(name, p, void);
#define param_check_usb_online(name, p) __param_check(name, p, void);
@@ -445,6 +458,7 @@ static struct kernel_param_ops param_ops_battery_capacity = {
#define param_check_battery_technology(name, p) __param_check(name, p, void);
#define param_check_battery_health(name, p) __param_check(name, p, void);
#define param_check_battery_capacity(name, p) __param_check(name, p, void);
+#define param_check_battery_voltage(name, p) __param_check(name, p, void);
module_param(ac_online, ac_online, 0644);
@@ -472,6 +486,8 @@ MODULE_PARM_DESC(battery_health,
module_param(battery_capacity, battery_capacity, 0644);
MODULE_PARM_DESC(battery_capacity, "battery capacity (percentage)");
+module_param(battery_voltage, battery_voltage, 0644);
+MODULE_PARM_DESC(battery_voltage, "battery voltage (millivolts)");
MODULE_DESCRIPTION("Power supply driver for testing");
MODULE_AUTHOR("Anton Vorontsov <cbouatmailru@gmail.com>");
--
1.7.10
next prev parent reply other threads:[~2012-05-29 9:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-29 9:37 [PATCH 1/2] test_power: add support for USB AC source Dmitry Eremin-Solenikov
2012-05-29 9:37 ` Dmitry Eremin-Solenikov [this message]
2012-06-20 3:56 ` Anton Vorontsov
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