The patch titled
power_supply: support serial number and ACR in olpc_battery
has been removed from the -mm tree. Its filename was
power_supply-support-serial-number-and-acr-in-olpc_battery.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: power_supply: support serial number and ACR in olpc_battery
From: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
This adds serial number and accumulated current support to the OLPC battery
driver.
Signed-off-by: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
Signed-off-by: Andres Salomon <dilinger@xxxxxxxxxx>
Cc: Anton Vorontsov <cbou@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/power/olpc_battery.c | 23 ++++++++++++++++++++++-
drivers/power/power_supply_sysfs.c | 1 +
include/linux/power_supply.h | 1 +
3 files changed, 24 insertions(+), 1 deletion(-)
diff -puN drivers/power/olpc_battery.c~power_supply-support-serial-number-and-acr-in-olpc_battery drivers/power/olpc_battery.c
--- a/drivers/power/olpc_battery.c~power_supply-support-serial-number-and-acr-in-olpc_battery
+++ a/drivers/power/olpc_battery.c
@@ -19,7 +19,7 @@
#define EC_BAT_VOLTAGE 0x10 /* uint16_t, *9.76/32, mV */
#define EC_BAT_CURRENT 0x11 /* int16_t, *15.625/120, mA */
-#define EC_BAT_ACR 0x12
+#define EC_BAT_ACR 0x12 /* int16_t, *416.667, µAh */
#define EC_BAT_TEMP 0x13 /* uint16_t, *100/256, °C */
#define EC_AMB_TEMP 0x14 /* uint16_t, *100/256, °C */
#define EC_BAT_STATUS 0x15 /* uint8_t, bitmask */
@@ -84,6 +84,8 @@ static struct power_supply olpc_ac = {
.get_property = olpc_ac_get_prop,
};
+static char bat_serial[17]; /* Ick */
+
/*********************************************************************
* Battery properties
*********************************************************************/
@@ -94,6 +96,7 @@ static int olpc_bat_get_property(struct
int ret = 0;
int16_t ec_word;
uint8_t ec_byte;
+ uint64_t ser_buf;
ret = olpc_ec_cmd(EC_BAT_STATUS, NULL, 0, &ec_byte, 1);
if (ret)
@@ -241,6 +244,22 @@ static int olpc_bat_get_property(struct
ec_word = be16_to_cpu(ec_word);
val->intval = ec_word * 100 / 256;
break;
+ case POWER_SUPPLY_PROP_ACCUM_CURRENT:
+ ret = olpc_ec_cmd(EC_BAT_ACR, NULL, 0, (void *)&ec_word, 2);
+ if (ret)
+ return ret;
+
+ ec_word = be16_to_cpu(ec_word);
+ val->intval = ec_word;
+ break;
+ case POWER_SUPPLY_PROP_SERIAL_NUMBER:
+ ret = olpc_ec_cmd(EC_BAT_SERIAL, NULL, 0, (void *)&ser_buf, 8);
+ if (ret)
+ return ret;
+
+ sprintf(bat_serial, "%016llx", (long long)be64_to_cpu(ser_buf));
+ val->strval = bat_serial;
+ break;
default:
ret = -EINVAL;
break;
@@ -259,7 +278,9 @@ static enum power_supply_property olpc_b
POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_TEMP_AMBIENT,
+ POWER_SUPPLY_PROP_ACCUM_CURRENT,
POWER_SUPPLY_PROP_MANUFACTURER,
+ POWER_SUPPLY_PROP_SERIAL_NUMBER,
};
/*********************************************************************
diff -puN drivers/power/power_supply_sysfs.c~power_supply-support-serial-number-and-acr-in-olpc_battery drivers/power/power_supply_sysfs.c
--- a/drivers/power/power_supply_sysfs.c~power_supply-support-serial-number-and-acr-in-olpc_battery
+++ a/drivers/power/power_supply_sysfs.c
@@ -112,6 +112,7 @@ static struct device_attribute power_sup
POWER_SUPPLY_ATTR(time_to_empty_avg),
POWER_SUPPLY_ATTR(time_to_full_now),
POWER_SUPPLY_ATTR(time_to_full_avg),
+ POWER_SUPPLY_ATTR(accum_current),
/* Properties of type `const char *' */
POWER_SUPPLY_ATTR(model_name),
POWER_SUPPLY_ATTR(manufacturer),
diff -puN include/linux/power_supply.h~power_supply-support-serial-number-and-acr-in-olpc_battery include/linux/power_supply.h
--- a/include/linux/power_supply.h~power_supply-support-serial-number-and-acr-in-olpc_battery
+++ a/include/linux/power_supply.h
@@ -91,6 +91,7 @@ enum power_supply_property {
POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG,
POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
POWER_SUPPLY_PROP_TIME_TO_FULL_AVG,
+ POWER_SUPPLY_PROP_ACCUM_CURRENT,
/* Properties of type `const char *' */
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
_
Patches currently in -mm which might be from dwmw2@xxxxxxxxxxxxx are
jffs2-summary-allocation-dont-use-vmalloc.patch
git-battery.patch
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