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Commit f32361b7 authored by Benjamin Tissoires's avatar Benjamin Tissoires Committed by Dmitry Torokhov
Browse files

Input: synaptics-rmi4 - add rmi_find_function() 



If a function needs to communicate with an other, it's better to have
a way to retrieve this other.

Reviewed-by: default avatarAndrew Duggan <aduggan@synaptics.com>
Signed-off-by: default avatarBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent ce363f0d

drivers/input/rmi4/rmi_driver.c

+13 −0
Original line number Diff line number Diff line
@@ -266,6 +266,19 @@ static int rmi_irq_init(struct rmi_device *rmi_dev) 
	return 0;

}



struct rmi_function *rmi_find_function(struct rmi_device *rmi_dev, u8 number)

{

	struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);

	struct rmi_function *entry;



	list_for_each_entry(entry, &data->function_list, node) {

		if (entry->fd.function_number == number)

			return entry;

	}



	return NULL;

}



static int suspend_one_function(struct rmi_function *fn)

{

	struct rmi_function_handler *fh;

drivers/input/rmi4/rmi_driver.h

+1 −0
Original line number Diff line number Diff line
@@ -93,6 +93,7 @@ bool rmi_is_physical_driver(struct device_driver *); 
int rmi_register_physical_driver(void);

void rmi_unregister_physical_driver(void);

void rmi_free_function_list(struct rmi_device *rmi_dev);

struct rmi_function *rmi_find_function(struct rmi_device *rmi_dev, u8 number);

int rmi_enable_sensor(struct rmi_device *rmi_dev);

int rmi_scan_pdt(struct rmi_device *rmi_dev, void *ctx,

		 int (*callback)(struct rmi_device *rmi_dev, void *ctx,