redonkable/alistair23-linux
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Staging: ipack: Provide several carrier callbacks.

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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: Jens Taprogge <jens.taprogge@taprogge.org>
Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jens Taprogge 2012-09-11 13:34:55 +02:00 committed by Greg Kroah-Hartman
parent 28086cbdad
commit 7b6ab33c28
1 changed files with 15 additions and 0 deletions
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15
drivers/staging/ipack/ipack.h
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@ -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);
};
/**