msm: camera: Add YUV formats for IO format to BPP mapping

Only bayer formats are considered to convert IO format to Bits Per
Pixel(BPP) mapping. For YUV sensor, error is returned. Add YUV
formats and handle negative error in caller.

Change-Id: Ibd72cc800d9b12f1dd9ec6bca91923a6c3bcfd17
Signed-off-by: Sreesudhan Ramakrish Ramkumar <srramku@codeaurora.org>