> > > Documentation/i2c/dev-interface says: > > So let's say you want to access an i2c adapter from a C program. The > first thing to do is "#include <linux/i2c-dev.h>". Please note that > there are two files named "i2c-dev.h" out there, one is distributed > with the Linux kernel and is meant to be included from kernel > driver code, the other one is distributed with i2c-tools and is > meant to be included from user-space programs. You obviously want > the second one here. >
> > Apparently you missed this paragraph. > Yes, in fact I looked for i2c-dev.h in the wrong tree (lm-sensor). I realize that they are i2c-tools special tree for this. That work fine know. Thank you FabM > > As a side note, if you only need to test your bus driver, the > i2cdetect, i2cget, i2cset and i2cdump utilities from the i2c-tools > package should be a good start, maybe you don't need to write your own > utility. > > -- > Jean Delvare > > >
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