From: Tal Shorer Date: Tue, 16 Aug 2016 16:04:52 +0000 (+0300) Subject: usb: ulpi: make ops struct constant X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b9454f90c9432e1a70389c26c34e972090efcec6;p=linux-beck.git usb: ulpi: make ops struct constant None of the core ulpi functions perform any changes to the operations struct, and logically as a struct that contains function pointers there's no reason it shouldn't be constant. Acked-by: Heikki Krogerus Signed-off-by: Tal Shorer Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/common/ulpi.c b/drivers/usb/common/ulpi.c index 0439e9638813..d4ff6df859eb 100644 --- a/drivers/usb/common/ulpi.c +++ b/drivers/usb/common/ulpi.c @@ -202,7 +202,8 @@ static int ulpi_register(struct device *dev, struct ulpi *ulpi) * Allocates and registers a ULPI device and an interface for it. Called from * the USB controller that provides the ULPI interface. */ -struct ulpi *ulpi_register_interface(struct device *dev, struct ulpi_ops *ops) +struct ulpi *ulpi_register_interface(struct device *dev, + const struct ulpi_ops *ops) { struct ulpi *ulpi; int ret; diff --git a/include/linux/ulpi/driver.h b/include/linux/ulpi/driver.h index 388f6e08b9d4..a44408f6d532 100644 --- a/include/linux/ulpi/driver.h +++ b/include/linux/ulpi/driver.h @@ -15,7 +15,7 @@ struct ulpi_ops; */ struct ulpi { struct ulpi_device_id id; - struct ulpi_ops *ops; + const struct ulpi_ops *ops; struct device dev; }; diff --git a/include/linux/ulpi/interface.h b/include/linux/ulpi/interface.h index cdedac87ed48..a2011a919eb6 100644 --- a/include/linux/ulpi/interface.h +++ b/include/linux/ulpi/interface.h @@ -16,7 +16,7 @@ struct ulpi_ops { int (*write)(struct device *dev, u8 addr, u8 val); }; -struct ulpi *ulpi_register_interface(struct device *, struct ulpi_ops *); +struct ulpi *ulpi_register_interface(struct device *, const struct ulpi_ops *); void ulpi_unregister_interface(struct ulpi *); #endif /* __LINUX_ULPI_INTERFACE_H */