tree bc25f0017343696236cdc9f93cb0846a8af381c1
parent 4d2bee582be1e9da76e0717bad0cfd988c2a5921
author David Brownell <david-b@pacbell.net> 1216067902 +0200
committer Jean Delvare <khali@mahadeva.delvare> 1216067902 +0200

i2c: Document standard fault codes

Create Documentation/i2c/fault-codes to help standardize
fault/error code usage in the I2C stack.  It turns out that
returning -1 (-EPERM) for everything was not at all helpful.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>