Hi Enric, On 14 April 2016 at 14:42, Enric Balletbo i Serra <enric.balletbo at collabora.com> wrote: > The patch was implemented first without OR'ing error codes. The reason why I > changed this is because I received the comments that checking the error on > every regmap_* didn't help the readability of the driver and is likely to > not fail if the first call doesn't fail. > > For example, originally the code was like this: > http://pastebin.com/rPgyji8k > but I changed to this > http://pastebin.com/rPgyji8k > Both links are the same ;-) But I believe we all get what you meant.
Just a side note: many other drivers in DRM subsystem, inconsistently check the return value of the regmap API. Note sure how likely is any of it [regmap_foo] to fail and/or how determined people are to handle every possible error case. -Emil