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Commit 7b6ab33c authored by Jens Taprogge's avatar Jens Taprogge Committed by Greg Kroah-Hartman
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Staging: ipack: Provide several carrier callbacks. 



We provide callbacks to:
 - set/get the clockrate a module is accessed at,
 - get the error state of a slot,
 - get/reset the timeout state of a slot.

Signed-off-by: default avatarJens Taprogge <jens.taprogge@taprogge.org>
Signed-off-by: default avatarSamuel Iglesias Gonsálvez <siglesias@igalia.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 28086cbd

drivers/staging/ipack/ipack.h

+15 −0
Original line number Diff line number Diff line
@@ -113,6 +113,15 @@ struct ipack_driver { 
 *	@request_irq: request IRQ

 *	@free_irq: free IRQ

 *	@remove_device: tell the bridge module that the device has been removed

 *	@get_clockrate: Returns the clockrate the carrier is currently

 *		communicating with the device at.

 *	@set_clockrate: Sets the clock-rate for carrier / module communication.

 *		Should return -EINVAL if the requested speed is not supported.

 *	@get_error: Returns the error state for the slot the device is attached

 *		to.

 *	@get_timeout: Returns 1 if the communication with the device has

 *		previously timed out.

 *	@reset_timeout: Resets the state returned by get_timeout.

 */

struct ipack_bus_ops {

	int (*map_space) (struct ipack_device *dev, unsigned int memory_size, int space);
@@ -120,6 +129,12 @@ struct ipack_bus_ops { 
	int (*request_irq) (struct ipack_device *dev, int vector, int (*handler)(void *), void *arg);

	int (*free_irq) (struct ipack_device *dev);

	int (*remove_device) (struct ipack_device *dev);



	int (*get_clockrate) (struct ipack_device *dev);

	int (*set_clockrate) (struct ipack_device *dev, int mherz);

	int (*get_error) (struct ipack_device *dev);

	int (*get_timeout) (struct ipack_device *dev);

	int (*reset_timeout) (struct ipack_device *dev);

};



/**