Commit b2408037 authored by Carl Vanderlip's avatar Carl Vanderlip Committed by Linux Build Service Account
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video: msm: Track validity of and synchronize histogram 



Adding mutex to more thoroughly lock histogram calls; additionally,
adding a flag to track histogram data validity. Together they ensure
that the histogram is not started, stopped, or read out of order.

CRs-Fixed: 310429
Change-Id: I276974811a5e673b05c68b41f5fbff5b178165cb
Signed-off-by: default avatarCarl Vanderlip <carlv@codeaurora.org>
parent 65683dcd
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