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path: root/drivers/power/pda_power.c
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* pda_power: Check and handle return value of set_irq_wakeRobert Jarzmik2008-08-31
| | | | | | | | | | | | The recent change in commit 2db873211ba47ef704c301f9ecf4a33413a0b649 forces the calls enable_irq_wake() and disable_irq_wake() to be balanced. But if in pda_power_suspend() the call to enable_irq_wake() fails (because attached gpio cannot wake up the CPU), the corresponding disable_irq_wake will WARN(). Fix it by storing success/failure of enable_irq_wake(). Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
* drivers/power: fix platform driver hotplug/coldplugKay Sievers2008-07-25
| | | | | | | | | | | | | | | Since 43cc71eed1250755986da4c0f9898f9a635cb3bf ("platform: prefix MODALIAS with "platform:"), the platform modalias is prefixed with "platform:". Add MODULE_ALIAS() to the hotpluggable "power" drivers drivers, to re-enable auto loading. [dbrownell@users.sourceforge.net: one was missing] Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Cc: Greg KH <greg@kroah.com> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* pda_power: add init and exit function callbacksPhilipp Zabel2008-05-02
| | | | | | | | | | This adds init/exit function callbacks to pda_power, to provide a place where the platform code can request/free GPIOs that it wants to use in the is_ac_online, is_usb_online and set_charge functions. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
* pda_power: implement pollingAnton Vorontsov2008-02-01
| | | | Signed-off-by: Anton Vorontsov <cbou@mail.ru>
* pda_power: various cleanupsAnton Vorontsov2008-02-01
| | | | | | | | - handle spurious interrupts correctly; - get rid of pda_power_supplies array, use two variables instead; - factor out psy_changed() function, it will be used for polling. Signed-off-by: Anton Vorontsov <cbou@mail.ru>
* pda_power: add suspend/resume supportDmitry Baryshkov2008-02-01
| | | | | | | Add suspend/resume/wakeup support for pda_power. Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> Signed-off-by: Anton Vorontsov <cbou@mail.ru>
* pda_power: only register available psuDmitry Baryshkov2008-02-01
| | | | | | | | Currently pda-power adds both ac and usb power supply units. This patch fixes it so that psu are added only if they are enabled. Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> Signed-off-by: Anton Vorontsov <cbou@mail.ru>
* Power supply class and drivers: remove non obligatory return statementsAnton Vorontsov2007-07-15
| | | | | | | Per Jeff Garzik request. Signed-off-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Anton Vorontsov <cbou@mail.ru>
* pda_power: clean up irq, timerJeff Garzik2007-07-15
| | | | | | | | | | | | | | | | | | | Clean up pda_power interrupt handling: Prior to this patch, the driver would pass information it needed to the interrupt handler dev_id pointer, and then prompt forget it ever did so, recreating that same information after a couple passes through the timer-based state machine. This patch removes the redundant checks by passing the pda_power_supply[] pointer through the state machine. The current code passed 'irq' through the state machine, as an index to recreate the pointer, when we could more simply pass around the pointer itself. This patch makes it easier to remove the 'irq' argument in the future, in addition to cleaning up the driver today. Signed-off-by: Jeff Garzik <jeff@garzik.org>
* [BATTERY] pda_power platform driverAnton Vorontsov2007-07-10
Common power driver for PDAs and phones with one or two external power supplies (AC/USB) connected to main and backup batteries, and optional builtin charger. It's used to stop logic duplication through different embedded devices. So, power supply *logic* is here. pda_power register power supplies, and will take care about notifying batteries about power changes through external power interface. Currently, power consumption legal limits (including USB power consumption) should be handled by platform code, inside set_charge function. Signed-off-by: Anton Vorontsov <cbou@mail.ru> Signed-off-by: Roman Moravcik <roman.moravcik@gmail.com> Signed-off-by: David Woodhouse <dwmw2@infradead.org>