communication with i2c client
frannk_m1 at yahoo.com
Fri Aug 25 11:54:53 EST 2006
--- Ladislav Klenoviè <lk99336 at pobox.sk> wrote:
> I've create an i2c client and my questions is how to access it
> from userspace. This client is sitttng on adapter that I was
> able to access via /dev interface. After the client were
> successfuly loaded and detected,
> ioctl(fd,I2C_SLAVE,...) and read/write functions didn't work
> and error messages like "device busy" or "ioctl error" have
> occured. Also my debug messages from i2c client didn't arise
> when I am accessing
> device only adapter's.
> How to (standardly) access a an i2c client?
> Do I need to create an ioctl interface or exports some helper
> function for access it from user space and also from kernel
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