PM / Runtime: Add sysfs switch for disabling device run-time PM
in [Kernel]
|
Prev: loadable kernel module link failure - endianness incompatible with that of the selected emulation
Next: sata_via: Correctly setup PIO/DMA for pata slave on vt6421.
From: Greg KH on 19 Jan 2010 22:20 On Mon, Jan 18, 2010 at 01:29:55AM +0100, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki <rjw(a)sisk.pl> > Subject: PM / Runtime: Add sysfs switch for disabling device run-time PM > > Add new device sysfs attribute, power/runtime, allowing the user > space to block the run-time power management of the device. If this > attribute is set to "disabled", the driver of the device won't be > able to enable run-time power management for it (without breaking the > rules). > > Signed-off-by: Rafael J. Wysocki <rjw(a)sisk.pl> > --- > drivers/base/power/power.h | 4 + > drivers/base/power/runtime.c | 107 +++++++++++++++++++++++++++++++++---------- > drivers/base/power/sysfs.c | 46 ++++++++++++++++++ > include/linux/pm.h | 1 > include/linux/pm_runtime.h | 11 +--- > 5 files changed, 139 insertions(+), 30 deletions(-) You forgot to also add an entry into Documentation/ABI/ for when you add/change a sysfs file :) thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |