/*
 * Copyright (c) 2014 Redpine Signals Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 */

#include <linux/firmware.h>
#include "rsi_usb.h"

/**
 * rsi_usb_rx_thread() - This is a kernel thread to receive the packets from
 *                       the USB device.
 * @common: Pointer to the driver private structure.
 *
 * Return: None.
 */
void rsi_usb_rx_thread(struct rsi_common *common)
{
        struct rsi_hw *adapter = common->priv;
        struct rsi_91x_usbdev *dev = adapter->rsi_dev;
        int status;
        struct sk_buff *skb;

        do {
                rsi_wait_event(&dev->rx_thread.event, EVENT_WAIT_FOREVER);
                rsi_reset_event(&dev->rx_thread.event);

                while (true) {
                        if (atomic_read(&dev->rx_thread.thread_done))
                                goto out;

                        skb = skb_dequeue(&dev->rx_q);
                        if (!skb)
                                break;
                        status = rsi_read_pkt(common, skb->data, 0);
                        if (status) {
                                rsi_dbg(ERR_ZONE, "%s: Failed To read data",
                                        __func__);
                                break;
                        }
                        dev_kfree_skb(skb);
                }
        } while (1);

out:
        rsi_dbg(INFO_ZONE, "%s: Terminated thread\n", __func__);
        skb_queue_purge(&dev->rx_q);
        kthread_complete_and_exit(&dev->rx_thread.completion, 0);
}