linux-kernel - [PATCH] mma8450: add parent device

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Date:	Wed, 25 Feb 2015 09:53:08 +0100
From:	Stefan Sauer <ensonic@...gle.com>
To:	linux-kernel@...r.kernel.org
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Stefan Sauer <ensonic@...gle.com>
Subject: [PATCH] mma8450: add parent device

Add the parent device so that udev can show the full hierarchy. This avoids the
device showing up under /devices/virtual/input instead of the i2c bus it is
actually attached to.

Signed-off-by: Stefan Sauer <ensonic@...gle.com>
---
 drivers/input/misc/mma8450.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/input/misc/mma8450.c b/drivers/input/misc/mma8450.c
index 59d4dcd..9822877 100644
--- a/drivers/input/misc/mma8450.c
+++ b/drivers/input/misc/mma8450.c
@@ -187,6 +187,7 @@ static int mma8450_probe(struct i2c_client *c,
 	idev->private		= m;
 	idev->input->name	= MMA8450_DRV_NAME;
 	idev->input->id.bustype	= BUS_I2C;
+	idev->input->dev.parent = &c->dev;
 	idev->poll		= mma8450_poll;
 	idev->poll_interval	= POLL_INTERVAL;
 	idev->poll_interval_max	= POLL_INTERVAL_MAX;
-- 
2.2.0.rc0.207.ga3a616c

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