On Wed, Jul 05, 2017 at 07:29:45PM +0300, Dmitry Osipenko wrote: > GART looses it's state only in case of a deepest suspend level. Let's not > waste memory if machine doesn't support that suspend level. > > Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> > --- > drivers/iommu/tegra-gart.c | 36 +++++++++++++++++++++++++----------- > 1 file changed, 25 insertions(+), 11 deletions(-) I'm not sure about this. The savedata region uses 32 KiB of memory, which is really not a whole lot. In addition, the suspend mode can be set in different places during the boot process, some of which fairly late. I'm concerned that this boot order dependency is going to come back to bite us eventually. Thierry
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