gpiolib: Add stubs for gpiod lookup table interface

Add stubs for gpiod_add_lookup_table() and gpiod_remove_lookup_table()
for the !GPIOLIB case to prevent build errors.

Signed-off-by: Anatolij Gustschin <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>

diff --git a/include/linux/gpio/machine.h b/include/linux/gpio/machine.h
index c0d712d22b079ebc16129ef2618f41762276cf5e..f738d50cc17d3fcaa0b9b7cf681b70dd2646897d 100644 (file)
--- a/include/linux/gpio/machine.h
+++ b/include/linux/gpio/machine.h
@@ -56,7 +56,14 @@ struct gpiod_lookup_table {
        .flags = _flags,                                                  \
 }
 
+#ifdef CONFIG_GPIOLIB
 void gpiod_add_lookup_table(struct gpiod_lookup_table *table);
 void gpiod_remove_lookup_table(struct gpiod_lookup_table *table);
+#else
+static inline
+void gpiod_add_lookup_table(struct gpiod_lookup_table *table) {}
+static inline
+void gpiod_remove_lookup_table(struct gpiod_lookup_table *table) {}
+#endif
 
 #endif /* __LINUX_GPIO_MACHINE_H */