camera: Enable ZSL

Restarting preview if toggling ZSL fixes the stream errors on
switch, so we can enable this now

Change-Id: I07ceeed859ffa6dc4e75faed18209be83c21a043
ril: Use proper state value to determine SIM ejection

The SIM_ABSENT constant doesn't match the CardState enum, so use
0 directly for CARDSTATE_ABSENT

Change-Id: If8d7069507b30fe419b8d4f304a2db957d059ca5
g2:add Japanese Docomo L-01F support

Change-Id: If32a1a76c7f948390afdc9686abc211abef3c5f8
Stick with the same hp filter for all paths

Change-Id: I76b82952129c7502f6706c168e630ada8085bd1a
Don't go into full suspension when proximity is triggered

Change-Id: I2a91722b61050698b6684da0a06d959c046416da
camera: Restart preview after ZSL changes only if the preview is running

Don't touch the preview state if it was stopped to begin with

Change-Id: Ie81c01165778f98f92f11badc17c2023ea4610b7