servo/drv/ina2xx: Retry reading from INA on error

When taking power measurements using CCD, the H1 could be busy when an
i2c request comes in. This results in a timeout error being thrown.

TEST=Ran day long power measurements using CCD. Noticed the timeouts
were retried successfully.

Change-Id: I7743f82c54d2a09fd06ac4d0a8f650a9d8e8591a
Commit-Ready: Raul E Rangel <>
Tested-by: Raul E Rangel <>
Reviewed-by: Todd Broch <>
1 file changed