/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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#define _HAL_USB_C_
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#include <drv_types.h>
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#include <hal_data.h>
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int usb_init_recv_priv(_adapter *padapter, u16 ini_in_buf_sz)
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{
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struct recv_priv *precvpriv = &padapter->recvpriv;
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int i, res = _SUCCESS;
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struct recv_buf *precvbuf;
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#ifdef CONFIG_RECV_THREAD_MODE
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_rtw_init_sema(&precvpriv->recv_sema, 0);//will be removed
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_rtw_init_sema(&precvpriv->terminate_recvthread_sema, 0);//will be removed
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#endif /* CONFIG_RECV_THREAD_MODE */
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#ifdef PLATFORM_LINUX
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tasklet_init(&precvpriv->recv_tasklet,
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(void(*)(unsigned long))usb_recv_tasklet,
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(unsigned long)padapter);
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#endif /* PLATFORM_LINUX */
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#ifdef PLATFORM_FREEBSD
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#ifdef CONFIG_RX_INDICATE_QUEUE
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TASK_INIT(&precvpriv->rx_indicate_tasklet, 0, rtw_rx_indicate_tasklet, padapter);
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#endif /* CONFIG_RX_INDICATE_QUEUE */
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#endif /* PLATFORM_FREEBSD */
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#ifdef CONFIG_USB_INTERRUPT_IN_PIPE
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#ifdef PLATFORM_LINUX
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precvpriv->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
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if(precvpriv->int_in_urb == NULL){
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res = _FAIL;
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DBG_8192C("alloc_urb for interrupt in endpoint fail !!!!\n");
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goto exit;
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}
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#endif /* PLATFORM_LINUX */
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precvpriv->int_in_buf = rtw_zmalloc(ini_in_buf_sz);
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if(precvpriv->int_in_buf == NULL){
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res = _FAIL;
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DBG_8192C("alloc_mem for interrupt in endpoint fail !!!!\n");
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goto exit;
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}
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#endif /* CONFIG_USB_INTERRUPT_IN_PIPE */
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/* init recv_buf */
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_rtw_init_queue(&precvpriv->free_recv_buf_queue);
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_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
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#ifndef CONFIG_USE_USB_BUFFER_ALLOC_RX
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/* this is used only when RX_IOBUF is sk_buff */
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skb_queue_head_init(&precvpriv->free_recv_skb_queue);
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#endif
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DBG_871X("NR_RECVBUFF: %d\n", NR_RECVBUFF);
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DBG_871X("MAX_RECVBUF_SZ: %d\n", MAX_RECVBUF_SZ);
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precvpriv->pallocated_recv_buf = rtw_zmalloc(NR_RECVBUFF *sizeof(struct recv_buf) + 4);
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if(precvpriv->pallocated_recv_buf==NULL){
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res= _FAIL;
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RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,("alloc recv_buf fail!\n"));
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goto exit;
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}
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precvpriv->precv_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_recv_buf), 4);
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precvbuf = (struct recv_buf*)precvpriv->precv_buf;
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for(i=0; i < NR_RECVBUFF ; i++)
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{
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_rtw_init_listhead(&precvbuf->list);
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_rtw_spinlock_init(&precvbuf->recvbuf_lock);
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precvbuf->alloc_sz = MAX_RECVBUF_SZ;
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res = rtw_os_recvbuf_resource_alloc(padapter, precvbuf);
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if(res==_FAIL)
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break;
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precvbuf->ref_cnt = 0;
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precvbuf->adapter =padapter;
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//rtw_list_insert_tail(&precvbuf->list, &(precvpriv->free_recv_buf_queue.queue));
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precvbuf++;
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}
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precvpriv->free_recv_buf_queue_cnt = NR_RECVBUFF;
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#if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD)
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skb_queue_head_init(&precvpriv->rx_skb_queue);
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#ifdef CONFIG_RX_INDICATE_QUEUE
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memset(&precvpriv->rx_indicate_queue, 0, sizeof(struct ifqueue));
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mtx_init(&precvpriv->rx_indicate_queue.ifq_mtx, "rx_indicate_queue", NULL, MTX_DEF);
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#endif /* CONFIG_RX_INDICATE_QUEUE */
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#ifdef CONFIG_PREALLOC_RECV_SKB
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{
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int i;
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SIZE_PTR tmpaddr=0;
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SIZE_PTR alignment=0;
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struct sk_buff *pskb=NULL;
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DBG_871X("NR_PREALLOC_RECV_SKB: %d\n", NR_PREALLOC_RECV_SKB);
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#ifdef CONFIG_FIX_NR_BULKIN_BUFFER
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DBG_871X("Enable CONFIG_FIX_NR_BULKIN_BUFFER\n");
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#endif
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for(i=0; i<NR_PREALLOC_RECV_SKB; i++)
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{
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#ifdef CONFIG_PREALLOC_RX_SKB_BUFFER
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pskb = rtw_alloc_skb_premem(MAX_RECVBUF_SZ);
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#else
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pskb = rtw_skb_alloc(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ);
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#endif //CONFIG_PREALLOC_RX_SKB_BUFFER
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if(pskb)
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{
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#ifdef PLATFORM_FREEBSD
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pskb->dev = padapter->pifp;
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#else
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pskb->dev = padapter->pnetdev;
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#endif //PLATFORM_FREEBSD
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#ifndef CONFIG_PREALLOC_RX_SKB_BUFFER
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tmpaddr = (SIZE_PTR)pskb->data;
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alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1);
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skb_reserve(pskb, (RECVBUFF_ALIGN_SZ - alignment));
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#endif
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skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
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}
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}
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}
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#endif /* CONFIG_PREALLOC_RECV_SKB */
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#endif /* defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD) */
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exit:
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return res;
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}
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void usb_free_recv_priv (_adapter *padapter, u16 ini_in_buf_sz)
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{
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int i;
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struct recv_buf *precvbuf;
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struct recv_priv *precvpriv = &padapter->recvpriv;
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precvbuf = (struct recv_buf *)precvpriv->precv_buf;
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for(i=0; i < NR_RECVBUFF ; i++)
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{
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rtw_os_recvbuf_resource_free(padapter, precvbuf);
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precvbuf++;
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}
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if(precvpriv->pallocated_recv_buf)
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rtw_mfree(precvpriv->pallocated_recv_buf, NR_RECVBUFF *sizeof(struct recv_buf) + 4);
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#ifdef CONFIG_USB_INTERRUPT_IN_PIPE
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#ifdef PLATFORM_LINUX
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if(precvpriv->int_in_urb)
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{
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usb_free_urb(precvpriv->int_in_urb);
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}
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#endif
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if(precvpriv->int_in_buf)
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rtw_mfree(precvpriv->int_in_buf, ini_in_buf_sz);
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#endif /* CONFIG_USB_INTERRUPT_IN_PIPE */
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#ifdef PLATFORM_LINUX
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if (skb_queue_len(&precvpriv->rx_skb_queue)) {
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DBG_8192C(KERN_WARNING "rx_skb_queue not empty\n");
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}
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rtw_skb_queue_purge(&precvpriv->rx_skb_queue);
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if (skb_queue_len(&precvpriv->free_recv_skb_queue)) {
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DBG_8192C(KERN_WARNING "free_recv_skb_queue not empty, %d\n", skb_queue_len(&precvpriv->free_recv_skb_queue));
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}
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#if !defined(CONFIG_USE_USB_BUFFER_ALLOC_RX)
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#if defined(CONFIG_PREALLOC_RECV_SKB) && defined(CONFIG_PREALLOC_RX_SKB_BUFFER)
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{
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struct sk_buff *skb;
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while ((skb = skb_dequeue(&precvpriv->free_recv_skb_queue)) != NULL)
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{
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if (rtw_free_skb_premem(skb) != 0)
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rtw_skb_free(skb);
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}
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}
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#else
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rtw_skb_queue_purge(&precvpriv->free_recv_skb_queue);
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#endif /* defined(CONFIG_PREALLOC_RX_SKB_BUFFER) && defined(CONFIG_PREALLOC_RECV_SKB) */
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#endif /* !defined(CONFIG_USE_USB_BUFFER_ALLOC_RX) */
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#endif /* PLATFORM_LINUX */
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#ifdef PLATFORM_FREEBSD
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struct sk_buff *pskb;
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while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue)))
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{
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rtw_skb_free(pskb);
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}
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#if !defined(CONFIG_USE_USB_BUFFER_ALLOC_RX)
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rtw_skb_queue_purge(&precvpriv->free_recv_skb_queue);
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#endif
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#ifdef CONFIG_RX_INDICATE_QUEUE
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struct mbuf *m;
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for (;;) {
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IF_DEQUEUE(&precvpriv->rx_indicate_queue, m);
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if (m == NULL)
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break;
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m_freem(m);
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}
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mtx_destroy(&precvpriv->rx_indicate_queue.ifq_mtx);
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#endif /* CONFIG_RX_INDICATE_QUEUE */
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#endif /* PLATFORM_FREEBSD */
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}
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#ifdef CONFIG_USB_SUPPORT_ASYNC_VDN_REQ
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int usb_write_async(struct usb_device *udev, u32 addr, void *pdata, u16 len)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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int ret;
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requesttype = VENDOR_WRITE;//write_out
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request = REALTEK_USB_VENQT_CMD_REQ;
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index = REALTEK_USB_VENQT_CMD_IDX;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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ret = _usbctrl_vendorreq_async_write(udev, request, wvalue, index, pdata, len, requesttype);
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return ret;
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}
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int usb_async_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
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{
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u8 data;
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int ret;
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struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
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struct usb_device *udev=pdvobjpriv->pusbdev;
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_func_enter_;
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data = val;
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ret = usb_write_async(udev, addr, &data, 1);
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_func_exit_;
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return ret;
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}
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int usb_async_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
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{
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u16 data;
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int ret;
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struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
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struct usb_device *udev=pdvobjpriv->pusbdev;
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_func_enter_;
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data = val;
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ret = usb_write_async(udev, addr, &data, 2);
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_func_exit_;
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return ret;
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}
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int usb_async_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
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{
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u32 data;
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int ret;
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struct dvobj_priv *pdvobjpriv = (struct dvobj_priv *)pintfhdl->pintf_dev;
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struct usb_device *udev=pdvobjpriv->pusbdev;
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_func_enter_;
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data = val;
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ret = usb_write_async(udev, addr, &data, 4);
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_func_exit_;
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return ret;
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}
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#endif /* CONFIG_USB_SUPPORT_ASYNC_VDN_REQ */
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u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u8 data=0;
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_func_enter_;
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request = 0x05;
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requesttype = 0x01;//read_in
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = 1;
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usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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&data, len, requesttype);
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_func_exit_;
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return data;
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}
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u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u16 data=0;
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_func_enter_;
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request = 0x05;
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requesttype = 0x01;//read_in
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = 2;
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usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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&data, len, requesttype);
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_func_exit_;
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return data;
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}
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u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u32 data=0;
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_func_enter_;
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request = 0x05;
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requesttype = 0x01;//read_in
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = 4;
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usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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&data, len, requesttype);
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_func_exit_;
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return data;
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}
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int usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u8 data;
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int ret;
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_func_enter_;
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request = 0x05;
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requesttype = 0x00;//write_out
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = 1;
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data = val;
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ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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&data, len, requesttype);
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_func_exit_;
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return ret;
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}
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int usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u16 data;
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int ret;
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_func_enter_;
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request = 0x05;
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requesttype = 0x00;//write_out
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = 2;
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data = val;
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ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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&data, len, requesttype);
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_func_exit_;
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return ret;
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}
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int usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u32 data;
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int ret;
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_func_enter_;
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request = 0x05;
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requesttype = 0x00;//write_out
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = 4;
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data =val;
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ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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&data, len, requesttype);
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_func_exit_;
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return ret;
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}
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int usb_writeN(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u8 buf[VENDOR_CMD_MAX_DATA_LEN]={0};
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int ret;
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_func_enter_;
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request = 0x05;
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requesttype = 0x00;//write_out
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index = 0;//n/a
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wvalue = (u16)(addr&0x0000ffff);
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len = length;
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_rtw_memcpy(buf, pdata, len );
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ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index,
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buf, len, requesttype);
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_func_exit_;
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return ret;
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}
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