linux-kernel - [char-misc-next 07/11 V4] mei: bus: Implement bus driver data setter/getter

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Date:	Thu, 21 Mar 2013 00:44:25 +0200
From:	Tomas Winkler <tomas.winkler@...el.com>
To:	gregkh@...uxfoundation.org
Cc:	arnd@...db.de, linux-kernel@...r.kernel.org,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Tomas Winkler <tomas.winkler@...el.com>
Subject: [char-misc-next 07/11 V4] mei: bus: Implement bus driver data setter/getter

From: Samuel Ortiz <sameo@...ux.intel.com>

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_cl_bus.h |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index d542950..bb1cff4 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -439,6 +439,18 @@ int mei_cl_register_event_cb(struct mei_cl_device *device,
 }
 EXPORT_SYMBOL_GPL(mei_cl_register_event_cb);
 
+void *mei_cl_get_drvdata(const struct mei_cl_device *device)
+{
+	return dev_get_drvdata(&device->dev);
+}
+EXPORT_SYMBOL_GPL(mei_cl_get_drvdata);
+
+void mei_cl_set_drvdata(struct mei_cl_device *device, void *data)
+{
+	dev_set_drvdata(&device->dev, data);
+}
+EXPORT_SYMBOL_GPL(mei_cl_set_drvdata);
+
 void mei_cl_bus_rx_event(struct mei_cl *cl)
 {
 	struct mei_cl_device *device = cl->device;
diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h
index 054e7e3..e95399e 100644
--- a/include/linux/mei_cl_bus.h
+++ b/include/linux/mei_cl_bus.h
@@ -107,4 +107,7 @@ int mei_cl_register_event_cb(struct mei_cl_device *device,
 #define MEI_CL_EVENT_RX 0
 #define MEI_CL_EVENT_TX 1
 
+void *mei_cl_get_drvdata(const struct mei_cl_device *device);
+void mei_cl_set_drvdata(struct mei_cl_device *device, void *data);
+
 #endif /* _LINUX_MEI_CL_BUS_H */
-- 
1.8.1.3

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