diff options
Diffstat (limited to 'drivers/staging/rtl8723au/os_dep/xmit_linux.c')
| -rw-r--r-- | drivers/staging/rtl8723au/os_dep/xmit_linux.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/drivers/staging/rtl8723au/os_dep/xmit_linux.c b/drivers/staging/rtl8723au/os_dep/xmit_linux.c deleted file mode 100644 index 64be72ac38ee..000000000000 --- a/drivers/staging/rtl8723au/os_dep/xmit_linux.c +++ /dev/null @@ -1,154 +0,0 @@ -/****************************************************************************** - * - * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - ******************************************************************************/ -#define _XMIT_OSDEP_C_ - -#include <osdep_service.h> -#include <drv_types.h> - -#include <linux/if_ether.h> -#include <linux/ip.h> -#include <wifi.h> -#include <mlme_osdep.h> -#include <xmit_osdep.h> -#include <osdep_intf.h> - -int rtw_os_xmit_resource_alloc23a(struct rtw_adapter *padapter, - struct xmit_buf *pxmitbuf, u32 alloc_sz) -{ - int i; - - pxmitbuf->pallocated_buf = kzalloc(alloc_sz, GFP_KERNEL); - if (pxmitbuf->pallocated_buf == NULL) - return _FAIL; - - pxmitbuf->pbuf = PTR_ALIGN(pxmitbuf->pallocated_buf, XMITBUF_ALIGN_SZ); - - for (i = 0; i < 8; i++) { - pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL); - if (!pxmitbuf->pxmit_urb[i]) { - DBG_8723A("pxmitbuf->pxmit_urb[i]==NULL"); - return _FAIL; - } - } - return _SUCCESS; -} - -void rtw_os_xmit_resource_free23a(struct rtw_adapter *padapter, - struct xmit_buf *pxmitbuf) -{ - int i; - - for (i = 0; i < 8; i++) - usb_free_urb(pxmitbuf->pxmit_urb[i]); - kfree(pxmitbuf->pallocated_buf); -} - -#define WMM_XMIT_THRESHOLD (NR_XMITFRAME*2/5) - -void rtw_os_pkt_complete23a(struct rtw_adapter *padapter, struct sk_buff *pkt) -{ - struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - u16 queue; - - queue = skb_get_queue_mapping(pkt); - if (padapter->registrypriv.wifi_spec) { - if (__netif_subqueue_stopped(padapter->pnetdev, queue) && - (pxmitpriv->hwxmits[queue].accnt < WMM_XMIT_THRESHOLD)) - netif_wake_subqueue(padapter->pnetdev, queue); - } else { - if (__netif_subqueue_stopped(padapter->pnetdev, queue)) - netif_wake_subqueue(padapter->pnetdev, queue); - } - dev_kfree_skb_any(pkt); -} - -void rtw_os_xmit_complete23a(struct rtw_adapter *padapter, - struct xmit_frame *pxframe) -{ - if (pxframe->pkt) - rtw_os_pkt_complete23a(padapter, pxframe->pkt); - - pxframe->pkt = NULL; -} - -void rtw_os_xmit_schedule23a(struct rtw_adapter *padapter) -{ - struct xmit_priv *pxmitpriv; - - if (!padapter) - return; - pxmitpriv = &padapter->xmitpriv; - - spin_lock_bh(&pxmitpriv->lock); - - if (rtw_txframes_pending23a(padapter)) - tasklet_hi_schedule(&pxmitpriv->xmit_tasklet); - spin_unlock_bh(&pxmitpriv->lock); -} - -static void rtw_check_xmit_resource(struct rtw_adapter *padapter, - struct sk_buff *pkt) -{ - struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - u16 queue; - - queue = skb_get_queue_mapping(pkt); - if (padapter->registrypriv.wifi_spec) { - /* No free space for Tx, tx_worker is too slow */ - if (pxmitpriv->hwxmits[queue].accnt > WMM_XMIT_THRESHOLD) - netif_stop_subqueue(padapter->pnetdev, queue); - } else { - if (pxmitpriv->free_xmitframe_cnt <= 4) { - if (!netif_tx_queue_stopped(netdev_get_tx_queue(padapter->pnetdev, queue))) - netif_stop_subqueue(padapter->pnetdev, queue); - } - } -} - -int rtw_xmit23a_entry23a(struct sk_buff *skb, struct net_device *pnetdev) -{ - struct rtw_adapter *padapter = netdev_priv(pnetdev); - struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - int res = 0; - - RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, "+xmit_enry\n"); - - if (!rtw_if_up23a(padapter)) { - RT_TRACE(_module_xmit_osdep_c_, _drv_err_, - "rtw_xmit23a_entry23a: rtw_if_up23a fail\n"); - goto drop_packet; - } - - rtw_check_xmit_resource(padapter, skb); - - res = rtw_xmit23a(padapter, skb); - if (res < 0) - goto drop_packet; - - pxmitpriv->tx_pkts++; - RT_TRACE(_module_xmit_osdep_c_, _drv_info_, - "rtw_xmit23a_entry23a: tx_pkts=%d\n", - (u32)pxmitpriv->tx_pkts); - goto exit; - -drop_packet: - pxmitpriv->tx_drop++; - dev_kfree_skb_any(skb); - RT_TRACE(_module_xmit_osdep_c_, _drv_notice_, - "rtw_xmit23a_entry23a: drop, tx_drop=%d\n", - (u32)pxmitpriv->tx_drop); -exit: - return 0; -} |