video: tegra: gk20a: add notifier to pm framework
authorNaveen Kumar S <nkumars@nvidia.com>
Fri, 31 Jan 2014 06:36:33 +0000 (11:36 +0530)
committerWinnie Hsu <whsu@nvidia.com>
Tue, 4 Feb 2014 21:16:20 +0000 (13:16 -0800)
commitec422a86f0f76b967400b1fa167a84e46522c9b2
treeccc1a9960d41e86b54f1cccfd93a32eaee6f6c22
parentfe31bc14feb4e90e397286845d02c19f6fd64fd2
video: tegra: gk20a: add notifier to pm framework

Device hangs if registers are read when module is powered down.
Added notification call to pm framework upon accessing gk20a
registers.

bug 1427674

Change-Id: Id93e82801c4a0c89fbecaa41477129a8c3638743
Signed-off-by: Naveen Kumar S <nkumars@nvidia.com>
Reviewed-on: http://git-master/r/362279
(cherry picked from commit 50d8a97ca8ca6cce7b830fae6c831e03c15d0b1d)
Reviewed-on: http://git-master/r/363133
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Winnie Hsu <whsu@nvidia.com>
drivers/video/tegra/host/gk20a/clk_gk20a.c