Description: drm/msm/dpu: Add mutex lock in control vblank irq
References:
Notes:
 carnil> First introducing commit could not be determined.
Bugs:
upstream: released (6.8-rc1) [45284ff733e4caf6c118aae5131eb7e7cf3eea5a]
6.7-upstream-stable: released (6.7.4) [14f109bf74dd67e1d0469fed859c8e506b0df53f]
6.6-upstream-stable: needed
6.1-upstream-stable: needed
5.10-upstream-stable: needed
4.19-upstream-stable: needed
sid: released (6.7.7-1)
6.1-bookworm-security: needed
5.10-bullseye-security: needed
4.19-buster-security: needed