msm: tracing: Add ftrace support for RPM driver

Add trace event support to capture communications by the RPM driver. The
trace logs send/ack requests in the RPM driver.

Change-Id: I332c903b817a9dd79f263d0219a2bcd7ca94ef1f
Signed-off-by: Mahesh Sivasubramanian <msivasub@codeaurora.org>
3 files changed