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gpiolib: Add support for removing registered consumer lookup table

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In case we unload and load a driver module again that is registering a
lookup table, without this it will result in multiple entries. Provide
an option to remove the lookup table on driver unload

Cc: Samuel Ortiz <sameo@linux.intel.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Shobhit Kumar
2015-06-26 14:32:04 +05:30
committed by Daniel Vetter
parent 52721d9d33
commit be9015abb8
2 changed files with 14 additions and 0 deletions
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include/linux/gpio/machine.h
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@@ -57,5 +57,6 @@ struct gpiod_lookup_table {
}
void gpiod_add_lookup_table(struct gpiod_lookup_table *table);
void gpiod_remove_lookup_table(struct gpiod_lookup_table *table);
#endif /* __LINUX_GPIO_MACHINE_H */