/*
 * Copyright (c) 2013 Qualcomm Atheros, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted (subject to the limitations in the
 * disclaimer below) provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
 *
 *  * Neither the name of Qualcomm Atheros nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
 * GRANTED BY THIS LICENSE.  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
 * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include "sys_cfg.h"
#include "dt_defs.h"
#include "reg_defs.h"

#include <osapi.h>
#include <hif_api.h>
#include <Magpie_api.h>
#include <vdesc_api.h>
#include <adf_os_mem.h> 
#include <adf_os_io.h>

#include "hif_usb.h"

/*
 * -- support more than 64 bytes command on ep4 -- 
 */
int _HIFusb_get_max_msg_len_patch(hif_handle_t handle, int pipe)
{
    switch(pipe) {
        case HIF_USB_PIPE_INTERRUPT:
        case HIF_USB_PIPE_COMMAND:
            return 512;
            
        default:
            return 1600;
    }
}

/*
 * -- move the usb_task to here --
 */
void _HIFusb_isr_handler_patch(hif_handle_t h)
{
    A_USB_FW_TASK();

    _HIFusb_isr_handler();
}


/*
 * -- reset usb dma --
 *
 * - make sure DMA_START bit0 is zero
 * - update DMA_START bit4 to 1
 * - update DESC_START_ADDR
 * - update DMA_START bit 0
 */
void _HIFusb_start_patch(hif_handle_t handle) 
{
    MAGPIE_REG_USB_TX0_DMA_START = 0x0;
    MAGPIE_REG_USB_RX0_DMA_START = 0x0;
    MAGPIE_REG_USB_RX1_DMA_START = 0x0;
    MAGPIE_REG_USB_RX2_DMA_START = 0x0;
    
    while( 1 )
    {
        if(!MAGPIE_REG_USB_TX0_DMA_START &&
	   !MAGPIE_REG_USB_RX0_DMA_START &&
	   !MAGPIE_REG_USB_RX1_DMA_START &&
	   !MAGPIE_REG_USB_RX2_DMA_START )
        {
            MAGPIE_REG_USB_TX0_DMA_START = MAGPIE_REG_USB_TX0_DMA_START|BIT4; 
            MAGPIE_REG_USB_RX0_DMA_START = MAGPIE_REG_USB_RX0_DMA_START|BIT4;
            MAGPIE_REG_USB_RX1_DMA_START = MAGPIE_REG_USB_RX1_DMA_START|BIT4;
            MAGPIE_REG_USB_RX2_DMA_START = MAGPIE_REG_USB_RX2_DMA_START|BIT4;
            break;
        }
    }
    _HIFusb_start();
}
