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.
Signed-off-by: Tal Shorer <tal.shorer@xxxxxxxxx>
---
drivers/usb/common/ulpi.c | 3 ++-
include/linux/ulpi/driver.h | 2 +-
include/linux/ulpi/interface.h | 2 +-
3 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/common/ulpi.c b/drivers/usb/common/ulpi.c
index 0439e96..d4ff6df 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 388f6e0..a44408f 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 ee6e35a..43b0738 100644
--- a/include/linux/ulpi/interface.h
+++ b/include/linux/ulpi/interface.h
@@ -17,7 +17,7 @@ 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 */
--
2.7.4
--
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