linux-kernel - [char-misc-next 08/12 v3] mei: bus: Implement bus driver data setter/getter

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Message-Id: <1360694222-27632-9-git-send-email-sameo@linux.intel.com>
Date:	Tue, 12 Feb 2013 19:36:58 +0100
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	gregkh@...uxfoundation.org
Cc:	arnd@...db.de, linux-kernel@...r.kernel.org,
	tomas.winkler@...el.com, Samuel Ortiz <sameo@...ux.intel.com>
Subject: [char-misc-next 08/12 v3] mei: bus: Implement bus driver data setter/getter

MEI drivers should be able to carry their private data around.

Signed-off-by: Samuel Ortiz <sameo@...ux.intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
---
 drivers/misc/mei/bus.c  |   12 ++++++++++++
 include/linux/mei_bus.h |    3 +++
 2 files changed, 15 insertions(+)

diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 85ca872..163da66 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -440,6 +440,18 @@ int mei_register_event_cb(struct mei_device *device,
 }
 EXPORT_SYMBOL_GPL(mei_register_event_cb);
 
+void *mei_get_clientdata(const struct mei_device *device)
+{
+	return dev_get_drvdata(&device->dev);
+}
+EXPORT_SYMBOL_GPL(mei_get_clientdata);
+
+void mei_set_clientdata(struct mei_device *device, void *data)
+{
+	dev_set_drvdata(&device->dev, data);
+}
+EXPORT_SYMBOL_GPL(mei_set_clientdata);
+
 void mei_bus_rx_event(struct mei_cl *cl)
 {
 	struct mei_device *device = cl->device;
diff --git a/include/linux/mei_bus.h b/include/linux/mei_bus.h
index 4ce6301..e14182a 100644
--- a/include/linux/mei_bus.h
+++ b/include/linux/mei_bus.h
@@ -106,4 +106,7 @@ typedef void (*mei_event_cb_t)(struct mei_device *device,
 int mei_register_event_cb(struct mei_device *device,
 			  mei_event_cb_t read_cb, void *context);
 
+void *mei_get_clientdata(const struct mei_device *device);
+void mei_set_clientdata(struct mei_device *device, void *data);
+
 #endif /* _LINUX_MEI_BUS_H */
-- 
1.7.10.4

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