From: Jens Taprogge <jens.tapro...@taprogge.org>
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.tapro...@taprogge.org>
Signed-off-by: Samuel Iglesias Gonsálvez <sigles...@igalia.com>
---
drivers/staging/ipack/ipack.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/staging/ipack/ipack.h b/drivers/staging/ipack/ipack.h
index 0f482fd..0526613 100644
--- a/drivers/staging/ipack/ipack.h
+++ b/drivers/staging/ipack/ipack.h
@@ -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);
};
/**
--
1.7.10.4
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