V4L/DVB (12887): DIB7000P: SNR calcuation forr DiB7000P
V4L/DVB (12887): DIB7000P: SNR calcuation forr DiB7000P

Add the SNR monitoring for the dib7000p. The result is in dB.

Signed-off-by: Olivier Grenie <bd435f2a550ae2d942f724fa5bbf7e87e3b76587@dibcom.fr>
Signed-off-by: Patrick Boettcher <e5ed5156b6f9b5cfea22ed93d1184c375a5b92a6@dibcom.fr>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs