On 2015년 08월 25일 15:31, Javier Martinez Canillas wrote: > The I2C core always reports the MODALIAS uevent as "i2c:<modalias>" > regardless of the mechanism that was used to register the device > (i.e: OF or board code) and the table that is used later to match > the driver with the device (i.e: I2C id table or OF match table). > > So drivers needs to export the I2C id table and this be built into > the module or udev won't have the necessary information to autoload > the needed driver module when the device is added. > > But this means that OF-only drivers needs to have both OF and I2C id > tables that have to be kept in sync and also the dev node compatible > manufacturer prefix is stripped when reporting the MODALIAS. Which can > lead to issues if two vendors use the same I2C device name for example. > > To avoid the above, the I2C core behavior may be changed in the future > to not require an SPI device table for OF-only drivers and report the > OF module alias. So, it's better to also export the OF table even when > is unused now to prevent breaking module loading when the core changes. > > Signed-off-by: Javier Martinez Canillas <jav...@osg.samsung.com> > > --- > > drivers/extcon/extcon-rt8973a.c | 1 + > drivers/extcon/extcon-sm5502.c | 1 + > 2 files changed, 2 insertions(+)
Applied it. Thanks, Chanwoo Choi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
