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mei: bus: export mei_cldev_enabled function

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Let me client device driver query of the device is connected
and hence enabled.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler
2015-09-10 10:18:03 +03:00
committed by Greg Kroah-Hartman
parent baeacd0376
commit 01a14edeaf
2 changed files with 14 additions and 0 deletions
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13
drivers/misc/mei/bus.c
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@@ -367,6 +367,19 @@ u8 mei_cldev_ver(const struct mei_cl_device *cldev)
} }
EXPORT_SYMBOL_GPL(mei_cldev_ver); EXPORT_SYMBOL_GPL(mei_cldev_ver);
/**
* mei_cldev_enabled - check whether the device is enabled
*
* @cldev: mei client device
*
* Return: true if me client is initialized and connected
*/
bool mei_cldev_enabled(struct mei_cl_device *cldev)
{
return cldev->cl && mei_cl_is_connected(cldev->cl);
}
EXPORT_SYMBOL_GPL(mei_cldev_enabled);
/** /**
* mei_cl_enable_device - enable me client device * mei_cl_enable_device - enable me client device
* create connection with me client * create connection with me client

1
include/linux/mei_cl_bus.h
View File

@@ -93,5 +93,6 @@ void mei_cl_set_drvdata(struct mei_cl_device *device, void *data);
int mei_cl_enable_device(struct mei_cl_device *device); int mei_cl_enable_device(struct mei_cl_device *device);
int mei_cl_disable_device(struct mei_cl_device *device); int mei_cl_disable_device(struct mei_cl_device *device);
bool mei_cldev_enabled(struct mei_cl_device *cldev);
#endif /* _LINUX_MEI_CL_BUS_H */ #endif /* _LINUX_MEI_CL_BUS_H */