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Date: Thu, 28 Jun 2012 21:08:02 +0800 From: Daniel Kurtz <djkurtz@...omium.org> To: Dmitry Torokhov <dmitry.torokhov@...il.com>, Henrik Rydberg <rydberg@...omail.se>, Joonyoung Shim <jy0922.shim@...sung.com>, Nick Dyer <nick.dyer@...ev.co.uk>, Yufeng Shen <miletus@...omium.org> Cc: linux-input@...r.kernel.org, linux-kernel@...r.kernel.org, Olof Johansson <olof@...om.net>, Benson Leung <bleung@...omium.org>, Daniel Kurtz <djkurtz@...omium.org> Subject: [PATCH 01/23 v6] 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: Daniel Kurtz <djkurtz@...omium.org> --- drivers/input/touchscreen/atmel_mxt_ts.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index 42e6450..b1108ca 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -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; -- 1.7.7.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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