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Commit ec02ac2b authored by Daniel Kurtz's avatar Daniel Kurtz Committed by Henrik Rydberg
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Input: atmel_mxt_ts - derive phys from i2c client adapter 



This allows userspace to more easily distinguish which bus a particular
atmel_mxt_ts device is attached to.

The resulting phys will be something like:
 i2c-1-0067/input0

Signed-off-by: default avatarDaniel Kurtz <djkurtz@chromium.org>
Signed-off-by: default avatarHenrik Rydberg <rydberg@euromail.se>
parent 27c347d6

drivers/input/touchscreen/atmel_mxt_ts.c

+5 −0
Original line number Diff line number Diff line
@@ -250,6 +250,7 @@ struct mxt_finger { 
struct mxt_data {

	struct i2c_client *client;

	struct input_dev *input_dev;

	char phys[64];		/* device physical location */

	const struct mxt_platform_data *pdata;

	struct mxt_object *object_table;

	struct mxt_info info;
@@ -1106,6 +1107,10 @@ static int __devinit mxt_probe(struct i2c_client *client, 
	}



	input_dev->name = "Atmel maXTouch Touchscreen";

	snprintf(data->phys, sizeof(data->phys), "i2c-%u-%04x/input0",

		 client->adapter->nr, client->addr);

	input_dev->phys = data->phys;



	input_dev->id.bustype = BUS_I2C;

	input_dev->dev.parent = &client->dev;

	input_dev->open = mxt_input_open;