On Tue, Mar 10, 2009 at 05:33:08PM -0500, Scott Wood wrote: > Timur Tabi wrote: >> The macro spin_event_timeout() takes a condition and timeout value >> (in microseconds) as parameters. It spins until either the condition is true >> or the timeout expires. It returns zero if the timeout expires first, >> non-zero >> otherwise. >> >> This primary purpose of this macro is to poll on a hardware register until a >> status bit changes. The timeout ensures that the loop still terminates if >> the >> bit doesn't change as expected. This macro makes it easier for driver >> developers to perform this kind of operation properly. >> >> Signed-off-by: Timur Tabi <ti...@freescale.com> >> --- >> >> v5: ported to arch/powerpc, made it powerpc-specific, eliminated udelay > > Why make it powerpc-specific? This would be nice to have in > arch-independent code.
That's just mean. He already posted it to lkml and was told to make it powerpc specific by Alan. josh _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev