void i3c_master_queue_ibi(struct i3c_dev_desc *dev, struct i3c_ibi_slot *slot)
{
atomic_inc(&dev->ibi->pending_ibis);
- queue_work(dev->common.master->wq, &slot->work);
+ queue_work(dev->ibi->wq, &slot->work);
}
EXPORT_SYMBOL_GPL(i3c_master_queue_ibi);
if (!ibi)
return -ENOMEM;
+ ibi->wq = alloc_ordered_workqueue(dev_name(i3cdev_to_dev(dev->dev)), WQ_MEM_RECLAIM);
+ if (!ibi->wq) {
+ kfree(ibi);
+ return -ENOMEM;
+ }
+
atomic_set(&ibi->pending_ibis, 0);
init_completion(&ibi->all_ibis_handled);
ibi->handler = req->handler;
WARN_ON(i3c_dev_disable_ibi_locked(dev));
master->ops->free_ibi(dev);
+
+ if (dev->ibi->wq) {
+ destroy_workqueue(dev->ibi->wq);
+ dev->ibi->wq = NULL;
+ }
+
kfree(dev->ibi);
dev->ibi = NULL;
}
* rejected by the master
* @num_slots: number of IBI slots reserved for this device
* @enabled: reflect the IBI status
+ * @wq: workqueue used to execute IBI handlers.
* @handler: IBI handler specified at i3c_device_request_ibi() call time. This
* handler will be called from the controller workqueue, and as such
* is allowed to sleep (though it is recommended to process the IBI
unsigned int max_payload_len;
unsigned int num_slots;
unsigned int enabled;
+ struct workqueue_struct *wq;
void (*handler)(struct i3c_device *dev,
const struct i3c_ibi_payload *payload);
};
* @boardinfo.i2c: list of I2C boardinfo objects
* @boardinfo: board-level information attached to devices connected on the bus
* @bus: I3C bus exposed by this master
- * @wq: workqueue used to execute IBI handlers. Can also be used by master
+ * @wq: workqueue which can be used by master
* drivers if they need to postpone operations that need to take place
* in a thread context. Typical examples are Hot Join processing which
* requires taking the bus lock in maintenance, which in turn, can only