i2c-msm-v2: improve logging in i2c driver

improves the logging in i2c driver and dump
the error values and correpesponding register values
by default at the instant error occurs.

Change-Id: Ifaa8c02657c59c00a28741b0fe3683c3d2eb54e7
Signed-off-by: Ankit Gupta <ankgupta@codeaurora.org>