V4L/DVB (12143): radio-si470x: cleanups
V4L/DVB (12143): radio-si470x: cleanups

- Remove user count log messages
- Comments adopted to general style

Signed-off-by: Tobias Lorenz <7a856af69e3c02a6f9b70fd57eac5c40b7d73c0c@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

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