tree 053e81bf05446bb394a4ea459b184a7c73e3ee56
parent dad32903876ab7e992486a04864a73cc530ee187
author Jayant Shekhar <jshekhar@codeaurora.org> 1400485307 +0530
committer Vineet Bajaj <vbajaj@codeaurora.org> 1403261443 +0530

msm: mdss: IOMMU ref count implementation

Currently MDP is attaching/detaching iommu based on
bus bandwidth requests. This can lead to performance
issues, so implement ref count on iommu such that
iommu is attached where needed.

Change-Id: Ic4d35e2dc7f83291d1ab93d3e0109a2d69c98844
Signed-off-by: Jayant Shekhar <jshekhar@codeaurora.org>
Signed-off-by: Vineet Bajaj <vbajaj@codeaurora.org>