diag: dci: Add dci-smd debug information

This patch adds dci debug information to diag debugfs. We now
store the information about the last few dci smd reads - including
the size of data and the timestamp of data arrival.

Change-Id: I3ab18a3727d03d145d7d3e600fcbf4268481278e
Signed-off-by: Ravi Aravamudhan <aravamud@codeaurora.org>
5 files changed