mdss: use a nonthreaded interrupt

Signed-off-by: Iliyan Malchev <malchev@google.com>
diag: Reduce error message frequency

Some diag error messages are printed with high frequency. This
cause flooding of kernel logs. Rate limiting these messages will
help reading kernel logs.

Change-Id: I477ff2394116603a27d65948a60d3460c32572d1
CRs-fixed: 594186
Signed-off-by: Katish Paran <kparan@codeaurora.org>
arch/arm/mach-msm/cpufreq.c: reduce dmesg log spam

Signed-off-by: Paul Reioux <reioux@gmail.com>
Build v3.90