ASoC: tegra: add runtime PM to resume functions

Tegra HW needs clocks etc. active when touching registers. Make sure they
are active during resume, by calling pm_runtime_get_sync() before touching
HW.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --cc sound/soc/tegra/tegra30_ahub.c
Simple merge

diff --cc sound/soc/tegra/tegra30_i2s.c
Simple merge