From: mathieu.poirier@linaro.org
To: linux-kernel@vger.kernel.org, cbou@mail.ru, dwmw2@infradead.org
Cc: mathieu.poirier@linaro.org
Subject: [PATCH 18/57] power: Add sysfs interfaces for capacity
Date: Tue, 25 Sep 2012 10:12:15 -0600 [thread overview]
Message-ID: <1348589574-25655-19-git-send-email-mathieu.poirier@linaro.org> (raw)
In-Reply-To: <1348589574-25655-1-git-send-email-mathieu.poirier@linaro.org>
From: Daniel WILLERUD <daniel.willerud@stericsson.com>
Switchable depending on whether capacity scaling is enabled
Signed-off-by: Marcus Cooper <marcus.xm.cooper@stericsson.com>
Signed-off-by: Daniel WILLERUD <daniel.willerud@stericsson.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
---
drivers/power/ab8500_fg.c | 57 ++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 56 insertions(+), 1 deletions(-)
diff --git a/drivers/power/ab8500_fg.c b/drivers/power/ab8500_fg.c
index 8507254..46010ec 100644
--- a/drivers/power/ab8500_fg.c
+++ b/drivers/power/ab8500_fg.c
@@ -266,7 +266,6 @@ static enum power_supply_property ab8500_fg_props[] = {
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
POWER_SUPPLY_PROP_CHARGE_FULL,
POWER_SUPPLY_PROP_CHARGE_NOW,
- POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_CAPACITY_LEVEL,
};
@@ -2543,6 +2542,54 @@ static int ab8500_fg_sysfs_init(struct ab8500_fg *di)
return ret;
}
+
+static ssize_t ab8500_show_capacity(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct power_supply *psy = dev_get_drvdata(dev);
+ struct ab8500_fg *di;
+ int capacity;
+
+ di = to_ab8500_fg_device_info(psy);
+
+ if (di->bat->capacity_scaling)
+ capacity = di->bat_cap.cap_scale.scaled_cap;
+ else
+ capacity = DIV_ROUND_CLOSEST(di->bat_cap.permille, 10);
+
+ return scnprintf(buf, PAGE_SIZE, "%d\n", capacity);
+}
+
+static struct device_attribute ab8500_fg_sysfs_psy_attrs[] = {
+ __ATTR(capacity, S_IRUGO, ab8500_show_capacity, NULL),
+};
+
+static int ab8500_fg_sysfs_psy_create_attrs(struct device *dev)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(ab8500_fg_sysfs_psy_attrs); i++)
+ if (device_create_file(dev, &ab8500_fg_sysfs_psy_attrs[i]))
+ goto sysfs_psy_create_attrs_failed;
+
+ return 0;
+
+sysfs_psy_create_attrs_failed:
+ dev_err(dev, "Failed creating sysfs psy attrs.\n");
+ while (i--)
+ device_remove_file(dev, &ab8500_fg_sysfs_psy_attrs[i]);
+
+ return -EIO;
+}
+
+static void ab8500_fg_sysfs_psy_remove_attrs(struct device *dev)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(ab8500_fg_sysfs_psy_attrs); i++)
+ (void)device_remove_file(dev, &ab8500_fg_sysfs_psy_attrs[i]);
+}
/* Exposure to the sysfs interface <<END>> */
#if defined(CONFIG_PM)
@@ -2599,6 +2646,7 @@ static int __devexit ab8500_fg_remove(struct platform_device *pdev)
ab8500_fg_sysfs_exit(di);
flush_scheduled_work();
+ ab8500_fg_sysfs_psy_remove_attrs(di->fg_psy.dev);
power_supply_unregister(&di->fg_psy);
platform_set_drvdata(pdev, NULL);
kfree(di);
@@ -2754,6 +2802,13 @@ static int __devinit ab8500_fg_probe(struct platform_device *pdev)
goto free_irq;
}
+ ret = ab8500_fg_sysfs_psy_create_attrs(di->fg_psy.dev);
+ if (ret) {
+ dev_err(di->dev, "failed to create FG psy\n");
+ ab8500_fg_sysfs_exit(di);
+ goto free_irq;
+ }
+
/* Calibrate the fg first time */
di->flags.calibrate = true;
di->calib_state = AB8500_FG_CALIB_INIT;
--
1.7.5.4
next prev parent reply other threads:[~2012-09-25 16:13 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-25 16:11 [PATCH 00/57] power: Upgrade to ux500 battery management driver mathieu.poirier
2012-09-25 16:11 ` [PATCH 01/57] power: ab8500_bm: Charger current step-up/down mathieu.poirier
2012-09-28 3:41 ` Anton Vorontsov
2012-09-25 16:11 ` [PATCH 02/57] power: ab8500_bm: Don't clear the CCMuxOffset bit mathieu.poirier
2012-09-28 3:42 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 03/57] power: ab8500_btemp: Detect battery type in workqueue mathieu.poirier
2012-09-25 16:12 ` [PATCH 04/57] power: ab8500: bm: movimg back to ab8500 platform data managment mathieu.poirier
2012-09-27 2:42 ` Anton Vorontsov
2012-09-27 2:53 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 05/57] power: ab8500_bm: Rename the power_loss function mathieu.poirier
2012-09-25 16:12 ` [PATCH 06/57] power: ab8500_bm: Skip first CCEOC irq for instant current mathieu.poirier
2012-09-25 16:12 ` [PATCH 07/57] power: ab8500_bm: Detect removed charger mathieu.poirier
2012-09-27 3:09 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 08/57] power: ab8500_fg: flush sync on suspend mathieu.poirier
2012-09-27 3:11 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 09/57] power: ab8500_fg: usleep_range instead of short msleep mathieu.poirier
2012-09-27 2:36 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 10/57] power: ab8500_charger: Handle gpadc errors mathieu.poirier
2012-09-25 16:12 ` [PATCH 11/57] power: Recharge condition not optimal for battery mathieu.poirier
2012-09-27 3:29 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 12/57] power: ab8500_fg: balance IRQ enable mathieu.poirier
2012-09-25 16:12 ` [PATCH 13/57] power: ab8500_bm: Ignore false btemp low interrupt mathieu.poirier
2012-09-27 3:32 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 14/57] power: Adds support for Car/Travel Adapters mathieu.poirier
2012-09-25 16:12 ` [PATCH 15/57] power: ab8500_fg: Round capacity output mathieu.poirier
2012-09-25 16:12 ` [PATCH 16/57] power: bm remove superfluous BTEMP thermal comp mathieu.poirier
2012-09-25 16:12 ` [PATCH 17/57] power: ab8500_bm: Added support for BATT_OVV mathieu.poirier
2012-09-27 3:36 ` Anton Vorontsov
2012-09-28 18:24 ` Mathieu Poirier
2012-09-28 18:26 ` Anton Vorontsov
2012-09-25 16:12 ` mathieu.poirier [this message]
2012-09-27 7:08 ` [PATCH 18/57] power: Add sysfs interfaces for capacity Anton Vorontsov
2012-09-28 18:26 ` Mathieu Poirier
2012-09-28 19:11 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 19/57] power: remove unused defines mathieu.poirier
2012-09-25 16:12 ` [PATCH 20/57] power: Adds support for legacy USB chargers mathieu.poirier
2012-09-27 7:15 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 21/57] power: Overflow in current calculation mathieu.poirier
2012-09-25 16:12 ` [PATCH 22/57] power: AB workaround for invalid charger mathieu.poirier
2012-09-25 16:12 ` [PATCH 23/57] power: Add plaform data charger configurables mathieu.poirier
2012-09-25 16:12 ` [PATCH 24/57] power: ab8500_fg: Adjust for RF bursts voltage drops mathieu.poirier
2012-09-25 16:12 ` [PATCH 25/57] power: ab8500: adaptation to ab version mathieu.poirier
2012-09-25 16:12 ` [PATCH 26/57] power: charge: update watchdog for pm2xxx support mathieu.poirier
2012-09-25 16:12 ` [PATCH 27/57] power: sysfs interface update mathieu.poirier
2012-09-27 7:20 ` Anton Vorontsov
2012-09-28 18:26 ` Mathieu Poirier
2012-09-25 16:12 ` [PATCH 28/57] power: ab8500 - Accessing Autopower register fails mathieu.poirier
2012-09-25 16:12 ` [PATCH 29/57] power: ab8500_fg: Goto INIT_RECOVERY when charger removed mathieu.poirier
2012-09-25 16:12 ` [PATCH 30/57] power: ab8500: Flush & sync all works mathieu.poirier
2012-09-27 7:23 ` Anton Vorontsov
2012-09-28 18:28 ` Mathieu Poirier
2012-09-28 19:54 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 31/57] power: ab8500_fg: fix to use correct battery charge full design mathieu.poirier
2012-09-27 7:27 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 32/57] power: ab8500_charger: Do not touch VBUSOVV bits mathieu.poirier
2012-09-25 16:12 ` [PATCH 33/57] power: u8500_charger: Delay for USB enumeration mathieu.poirier
2012-09-27 7:42 ` Anton Vorontsov
2012-09-28 16:56 ` Mathieu Poirier
2012-09-28 17:09 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 34/57] power: ab8500_fg: add power cut feature for ab8505 mathieu.poirier
2012-09-28 0:01 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 35/57] power: ab8500_fg: Report unscaled capacity mathieu.poirier
2012-09-25 16:12 ` [PATCH 36/57] power: add backup battery charge voltages mathieu.poirier
2012-09-25 16:12 ` [PATCH 37/57] power: ab8500_bm: Quick re-attach charging behaviour mathieu.poirier
2012-09-28 0:13 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 38/57] power: l9540: Charge only mode fixes mathieu.poirier
2012-09-28 0:27 ` Anton Vorontsov
2012-09-28 18:32 ` Mathieu Poirier
2012-09-25 16:12 ` [PATCH 39/57] power: ab8500_charger: Prevent auto drop of VBUS mathieu.poirier
2012-09-28 0:52 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 40/57] power: ab8500: ADC for battery thermistor mathieu.poirier
2012-09-28 0:57 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 41/57] power: ab8500_btemp: Filter btemp readings mathieu.poirier
2012-09-25 16:12 ` [PATCH 42/57] power: charging: Allow capacity to raise from 1% mathieu.poirier
2012-09-25 16:12 ` [PATCH 43/57] power: charging: Add AB8505_USB_LINK_STATUS mathieu.poirier
2012-09-25 16:12 ` [PATCH 44/57] power: ab8500: remove unecesary define flag mathieu.poirier
2012-09-28 1:05 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 45/57] power: ab8500: defer btemp filtering while init mathieu.poirier
2012-09-28 1:08 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 46/57] power: chargealg: Realign with upstream version mathieu.poirier
2012-09-28 1:17 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 47/57] power: Harmonising platform data declaration/handling mathieu.poirier
2012-09-28 1:11 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 48/57] power: ab8500 : quick re-attach for ext charger mathieu.poirier
2012-09-28 1:19 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 49/57] power: Cancelling status charging notification mathieu.poirier
2012-09-28 2:16 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 50/57] power: ab8500-chargalg: update battery health on safety timer exp mathieu.poirier
2012-09-28 2:21 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 51/57] power: ab8500: Re-alignment with internal developement mathieu.poirier
2012-09-28 2:35 ` Anton Vorontsov
2012-09-28 2:45 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 52/57] power: abx500_chargalg: Use hrtimer mathieu.poirier
2012-09-28 2:47 ` Anton Vorontsov
2012-09-28 18:33 ` Mathieu Poirier
2012-09-28 19:41 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 53/57] power: ab8500_fg: Moving structure definitions to header file mathieu.poirier
2012-09-28 2:51 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 54/57] power: ab8500_charger: Use USBLink1Status Register mathieu.poirier
2012-09-28 2:56 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 55/57] power: ab8500_charger: Add UsbLineCtrl2 reference mathieu.poirier
2012-09-28 2:58 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 56/57] power: abx500_chargalg: Fix quick re-attach charger issue mathieu.poirier
2012-09-28 3:00 ` Anton Vorontsov
2012-09-25 16:12 ` [PATCH 57/57] power: ab8500_charger: Limit USB charger current mathieu.poirier
2012-09-27 3:38 ` [PATCH 00/57] power: Upgrade to ux500 battery management driver Anton Vorontsov
2012-09-27 22:08 ` Mathieu Poirier
2012-09-28 0:36 ` Anton Vorontsov
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