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authorSebastian Reichel <sre@kernel.org>2016-06-17 13:54:32 +0200
committerSebastian Reichel <sre@kernel.org>2016-08-11 01:11:03 +0200
commit8c0984e5a75337df513047ec92a6c09d78e3e5cd (patch)
treea2fc0a0dd7c7c40d9379bdd1c2b279c0959d0e1f /drivers/power/pmu_battery.c
parentLinux 4.8-rc1 (diff)
downloadlinux-8c0984e5a75337df513047ec92a6c09d78e3e5cd.tar.xz
linux-8c0984e5a75337df513047ec92a6c09d78e3e5cd.zip
power: move power supply drivers to power/supply
This moves all power supply drivers from drivers/power/ to drivers/power/supply/. The intention is a cleaner source tree, since drivers/power/ also contains frameworks unrelated to power supply, like adaptive voltage scaling. Signed-off-by: Sebastian Reichel <sre@kernel.org>
Diffstat (limited to 'drivers/power/pmu_battery.c')
-rw-r--r--drivers/power/pmu_battery.c226
1 files changed, 0 insertions, 226 deletions
diff --git a/drivers/power/pmu_battery.c b/drivers/power/pmu_battery.c
deleted file mode 100644
index 9c8d5253812c..000000000000
--- a/drivers/power/pmu_battery.c
+++ /dev/null
@@ -1,226 +0,0 @@
-/*
- * Battery class driver for Apple PMU
- *
- * Copyright © 2006 David Woodhouse <dwmw2@infradead.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/err.h>
-#include <linux/power_supply.h>
-#include <linux/adb.h>
-#include <linux/pmu.h>
-#include <linux/slab.h>
-
-static struct pmu_battery_dev {
- struct power_supply *bat;
- struct power_supply_desc bat_desc;
- struct pmu_battery_info *pbi;
- char name[16];
- int propval;
-} *pbats[PMU_MAX_BATTERIES];
-
-#define to_pmu_battery_dev(x) power_supply_get_drvdata(x)
-
-/*********************************************************************
- * Power
- *********************************************************************/
-
-static int pmu_get_ac_prop(struct power_supply *psy,
- enum power_supply_property psp,
- union power_supply_propval *val)
-{
- switch (psp) {
- case POWER_SUPPLY_PROP_ONLINE:
- val->intval = (!!(pmu_power_flags & PMU_PWR_AC_PRESENT)) ||
- (pmu_battery_count == 0);
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static enum power_supply_property pmu_ac_props[] = {
- POWER_SUPPLY_PROP_ONLINE,
-};
-
-static const struct power_supply_desc pmu_ac_desc = {
- .name = "pmu-ac",
- .type = POWER_SUPPLY_TYPE_MAINS,
- .properties = pmu_ac_props,
- .num_properties = ARRAY_SIZE(pmu_ac_props),
- .get_property = pmu_get_ac_prop,
-};
-
-static struct power_supply *pmu_ac;
-
-/*********************************************************************
- * Battery properties
- *********************************************************************/
-
-static char *pmu_batt_types[] = {
- "Smart", "Comet", "Hooper", "Unknown"
-};
-
-static char *pmu_bat_get_model_name(struct pmu_battery_info *pbi)
-{
- switch (pbi->flags & PMU_BATT_TYPE_MASK) {
- case PMU_BATT_TYPE_SMART:
- return pmu_batt_types[0];
- case PMU_BATT_TYPE_COMET:
- return pmu_batt_types[1];
- case PMU_BATT_TYPE_HOOPER:
- return pmu_batt_types[2];
- default: break;
- }
- return pmu_batt_types[3];
-}
-
-static int pmu_bat_get_property(struct power_supply *psy,
- enum power_supply_property psp,
- union power_supply_propval *val)
-{
- struct pmu_battery_dev *pbat = to_pmu_battery_dev(psy);
- struct pmu_battery_info *pbi = pbat->pbi;
-
- switch (psp) {
- case POWER_SUPPLY_PROP_STATUS:
- if (pbi->flags & PMU_BATT_CHARGING)
- val->intval = POWER_SUPPLY_STATUS_CHARGING;
- else if (pmu_power_flags & PMU_PWR_AC_PRESENT)
- val->intval = POWER_SUPPLY_STATUS_FULL;
- else
- val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
- break;
- case POWER_SUPPLY_PROP_PRESENT:
- val->intval = !!(pbi->flags & PMU_BATT_PRESENT);
- break;
- case POWER_SUPPLY_PROP_MODEL_NAME:
- val->strval = pmu_bat_get_model_name(pbi);
- break;
- case POWER_SUPPLY_PROP_ENERGY_AVG:
- val->intval = pbi->charge * 1000; /* mWh -> µWh */
- break;
- case POWER_SUPPLY_PROP_ENERGY_FULL:
- val->intval = pbi->max_charge * 1000; /* mWh -> µWh */
- break;
- case POWER_SUPPLY_PROP_CURRENT_AVG:
- val->intval = pbi->amperage * 1000; /* mA -> µA */
- break;
- case POWER_SUPPLY_PROP_VOLTAGE_AVG:
- val->intval = pbi->voltage * 1000; /* mV -> µV */
- break;
- case POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG:
- val->intval = pbi->time_remaining;
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static enum power_supply_property pmu_bat_props[] = {
- POWER_SUPPLY_PROP_STATUS,
- POWER_SUPPLY_PROP_PRESENT,
- POWER_SUPPLY_PROP_MODEL_NAME,
- POWER_SUPPLY_PROP_ENERGY_AVG,
- POWER_SUPPLY_PROP_ENERGY_FULL,
- POWER_SUPPLY_PROP_CURRENT_AVG,
- POWER_SUPPLY_PROP_VOLTAGE_AVG,
- POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG,
-};
-
-/*********************************************************************
- * Initialisation
- *********************************************************************/
-
-static struct platform_device *bat_pdev;
-
-static int __init pmu_bat_init(void)
-{
- int ret = 0;
- int i;
-
- bat_pdev = platform_device_register_simple("pmu-battery",
- 0, NULL, 0);
- if (IS_ERR(bat_pdev)) {
- ret = PTR_ERR(bat_pdev);
- goto pdev_register_failed;
- }
-
- pmu_ac = power_supply_register(&bat_pdev->dev, &pmu_ac_desc, NULL);
- if (IS_ERR(pmu_ac)) {
- ret = PTR_ERR(pmu_ac);
- goto ac_register_failed;
- }
-
- for (i = 0; i < pmu_battery_count; i++) {
- struct power_supply_config psy_cfg = {};
- struct pmu_battery_dev *pbat = kzalloc(sizeof(*pbat),
- GFP_KERNEL);
- if (!pbat)
- break;
-
- sprintf(pbat->name, "PMU_battery_%d", i);
- pbat->bat_desc.name = pbat->name;
- pbat->bat_desc.properties = pmu_bat_props;
- pbat->bat_desc.num_properties = ARRAY_SIZE(pmu_bat_props);
- pbat->bat_desc.get_property = pmu_bat_get_property;
- pbat->pbi = &pmu_batteries[i];
- psy_cfg.drv_data = pbat;
-
- pbat->bat = power_supply_register(&bat_pdev->dev,
- &pbat->bat_desc,
- &psy_cfg);
- if (IS_ERR(pbat->bat)) {
- ret = PTR_ERR(pbat->bat);
- kfree(pbat);
- goto battery_register_failed;
- }
- pbats[i] = pbat;
- }
-
- goto success;
-
-battery_register_failed:
- while (i--) {
- if (!pbats[i])
- continue;
- power_supply_unregister(pbats[i]->bat);
- kfree(pbats[i]);
- }
- power_supply_unregister(pmu_ac);
-ac_register_failed:
- platform_device_unregister(bat_pdev);
-pdev_register_failed:
-success:
- return ret;
-}
-
-static void __exit pmu_bat_exit(void)
-{
- int i;
-
- for (i = 0; i < PMU_MAX_BATTERIES; i++) {
- if (!pbats[i])
- continue;
- power_supply_unregister(pbats[i]->bat);
- kfree(pbats[i]);
- }
- power_supply_unregister(pmu_ac);
- platform_device_unregister(bat_pdev);
-}
-
-module_init(pmu_bat_init);
-module_exit(pmu_bat_exit);
-
-MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>");
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("PMU battery driver");