V4L/DVB (13673): lnbp21: Implement 22 kHz tone control
V4L/DVB (13673): lnbp21: Implement 22 kHz tone control

Support 22 kHz tone control for lnbp21 and lnbh24.
(Overrides the 'set_tone' hook of the frontend driver.)

Signed-off-by: Oliver Endriss <9b3f86b56e4ec8d638cb909e38a925ff6631c42a@gmx.de>
Acked-by: Manu Abraham <158873d90a7ef40f3637a222b7329c09d0222554@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

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