tree 5badb41e7006c92b0b8504dba800a314ac50a7a3
parent 78d2044f6ad71e93a51f8aea8d4cb96e89ada443
author Sagar Dharia <sdharia@codeaurora.org> 1415206917 -0700
committer Dilip Kota <c_dkota@codeaurora.org> 1417604783 +0530

slim_ngd: Ensure device state consistency with runtime-pm during SSR

During ADSP SSR, client's thread calling runtime-pm resume will
fail since ADSP is unreachable. Make sure such power-up/resume attempt
is blocked until ADSP comes up by using mutex during device-state
transition.

Change-Id: Ie85e52bb2974aaee9654eb8fa1cc60fe37c61b75
Signed-off-by: Sagar Dharia <sdharia@codeaurora.org>