On Mon, Dec 15 2014 at 03:31:20 PM, Mitchel Humpherys <mitch...@codeaurora.org> wrote: > From: Matt Wagantall <ma...@codeaurora.org> > > It is sometimes necessary to poll a memory-mapped register until its value > satisfies some condition. Introduce a family of convenience macros that do > this. Tight-looping, sleeping, and timing out can all be accomplished using > these macros. > > Cc: Thierry Reding <thierry.red...@gmail.com> > Cc: Will Deacon <will.dea...@arm.com> > Cc: Arnd Bergmann <a...@arndb.de> > Cc: Andrew Morton <a...@linux-foundation.org> > Cc: Robert Elliott <elli...@hp.com> > Signed-off-by: Matt Wagantall <ma...@codeaurora.org> > Signed-off-by: Mitchel Humpherys <mitch...@codeaurora.org> > --- > v8..v9: > - Added note in comments about max sleep time (Rob Elliott)
Sorry, just noticed that I somehow dropped these additional comments that Rob requested... Let me send a v10 that actually includes them. Please ignore this version. -Mitch -- Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
