> On Sat, Oct 08, 2016 at 07:00:06PM +0300, Jarkko Sakkinen wrote: > > > Rather you it would be better not to use cmdReady/goIdle at all if > > kernel is not compiled with CONFIG_PM. > > It would be best practice to ensure the tpm is powered up no matter how the > kernel is compiled.. The firmware may have left it in idle or something > > FWIW, I broadly agree there is no need to put the device into idle on the > error > paths. It probably wasn't idle when the driver attached to it.
Actually, currently it is more common to have the device in the idle state, so in case a driver is not loaded for any reason by the kernel, the platform won't leak power. Thanks Tomas ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ tpmdd-devel mailing list tpmdd-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/tpmdd-devel
