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iio: Export OF module alias information in missing drivers

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The I2C core always reports the MODALIAS uevent as "i2c:<client name"
regardless if the driver was matched using the I2C id_table or the
of_match_table. So technically there's no need for a driver to export
the OF table since currently it's not used.

In fact, the I2C device ID table is mandatory for I2C drivers since
a i2c_device_id is passed to the driver's probe function even if the
I2C core used the OF table to match the driver.

And since the I2C core uses different tables, OF-only drivers needs to
have duplicated data that has to be kept in sync and also the dev node
compatible manufacturer prefix is stripped when reporting the MODALIAS.

To avoid the above, the I2C core behavior may be changed in the future
to not require an I2C device table for OF-only drivers and report the
OF module alias. So, it's better to also export the OF table to prevent
breaking module autoloading if that happens.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Javier Martinez Canillas 2015-07-30 18:18:42 +02:00 committed by Jonathan Cameron
parent 58e446fcc6
commit 119c4fce68
5 changed files with 5 additions and 0 deletions
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1
drivers/iio/accel/mma8452.c
View File

@ -968,6 +968,7 @@ static const struct of_device_id mma8452_dt_ids[] = {
{ .compatible = "fsl,mma8452" },
{ }
};
MODULE_DEVICE_TABLE(of, mma8452_dt_ids);
static struct i2c_driver mma8452_driver = {
.driver = {

1
drivers/iio/light/cm32181.c
View File

@ -353,6 +353,7 @@ static const struct of_device_id cm32181_of_match[] = {
{ .compatible = "capella,cm32181" },
{ }
};
MODULE_DEVICE_TABLE(of, cm32181_of_match);
static struct i2c_driver cm32181_driver = {
.driver = {

1
drivers/iio/light/cm3232.c
View File

@ -417,6 +417,7 @@ static const struct of_device_id cm3232_of_match[] = {
{.compatible = "capella,cm3232"},
{}
};
MODULE_DEVICE_TABLE(of, cm3232_of_match);
static struct i2c_driver cm3232_driver = {
.driver = {

1
drivers/iio/light/cm36651.c
View File

@ -731,6 +731,7 @@ static const struct of_device_id cm36651_of_match[] = {
{ .compatible = "capella,cm36651" },
{ }
};
MODULE_DEVICE_TABLE(of, cm36651_of_match);
static struct i2c_driver cm36651_driver = {
.driver = {

1
drivers/iio/light/gp2ap020a00f.c
View File

@ -1634,6 +1634,7 @@ static const struct of_device_id gp2ap020a00f_of_match[] = {
{ .compatible = "sharp,gp2ap020a00f" },
{ }
};
MODULE_DEVICE_TABLE(of, gp2ap020a00f_of_match);
#endif
static struct i2c_driver gp2ap020a00f_driver = {