On Thu, Mar 09, 2017 at 03:46:24PM -0800, Dmitry Torokhov wrote: > On Fri, Mar 10, 2017 at 12:12:46AM +0100, Wolfram Sang wrote: > > Dmitry, > > > > On Thu, Mar 09, 2017 at 02:16:37PM -0800, Dmitry Torokhov wrote: > > > i2c bus has 2 different types of device belonging to the same bus and > > > bus notifiers use device type to distinguish between adapters and clients. > > > Previously we only had i2c_adapter_type exported, which made code wanting > > > to work with i2c_client devices test for type not equal to adapter type. > > > This unfortunately is not safe if we ever add another type to the bus, > > > so let's export i2c_client_type as well. > > > > > > Signed-off-by: Dmitry Torokhov <dmitry.torok...@gmail.com> > > > --- > > > > > > Wolfram, this is the patch I was talking about in the other mail. > > > > I see. From a glimpse, I am fine with the patch. I'll add Jean Delvare > > to CC, though, in case I missed some detail he still knows. Furthermore, > > while I agree that testing for "not adapter" when one means "is client" > > is not nice, is there a bigger benefit than being correct in your queue? > > No, just my dislike of testing for "dev->type != &i2c_adapter_type" in > the new i2c bus notifier when we want to work with i2c clients.
I might not answered your question ;) I use i2c_client_type export in patch #6 of this series (I'll add you to CC in a moment), and I have some other patches that should use it as well. Thanks. -- Dmitry
