* Felipe Balbi <balbi@xxxxxx> [130710 09:18]: > > On Wed, Jul 10, 2013 at 07:07:04PM +0300, Felipe Balbi wrote: > > how about something like below ? It makes omap_device/hwmod and > > pm_runtime agree on the initial state of the device and will prevent > > ->runtime_resume() from being called on first pm_runtime_get*() done > > during probe. > > > > This is similar to what PCI bus does (if you look at pci_pm_init()). > > > > commit 59108a500b4ab4b1a5102648a3360276dbf7df6f > > Author: Felipe Balbi <balbi@xxxxxx> > > Date: Wed Jul 10 18:50:16 2013 +0300 > > > > arm: omap2plus: unidle devices which are about to probe > > > > in order to make HWMOD and pm_runtime agree on the > > initial state of the device, we will unidle the device > > and call pm_runtime_set_active() to tell pm_runtime > > that the device is really active. > > > > By the time driver's probe() is reached, a call to > > pm_runtime_get_sync() will not cause driver's > > ->runtime_resume() method to be called at first, only > > after a successful ->runtime_suspend(). > > > > Signed-off-by: Felipe Balbi <balbi@xxxxxx> > > btw, this is RFC, haven't tested at all. Yes it does not compile, then removing the extra ; at the end of the functions, it oopses with a NULL pointer exception. Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
