From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- .../staging/rtl8723au/hal/rtl8723a_sreset.c | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 kernel/drivers/staging/rtl8723au/hal/rtl8723a_sreset.c (limited to 'kernel/drivers/staging/rtl8723au/hal/rtl8723a_sreset.c') diff --git a/kernel/drivers/staging/rtl8723au/hal/rtl8723a_sreset.c b/kernel/drivers/staging/rtl8723au/hal/rtl8723a_sreset.c new file mode 100644 index 000000000..3c46294b8 --- /dev/null +++ b/kernel/drivers/staging/rtl8723au/hal/rtl8723a_sreset.c @@ -0,0 +1,55 @@ +/****************************************************************************** + * + * 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 _RTL8723A_SRESET_C_ + +#include +#include +#include + +void rtl8723a_sreset_xmit_status_check(struct rtw_adapter *padapter) +{ + struct hal_data_8723a *pHalData = GET_HAL_DATA(padapter); + struct sreset_priv *psrtpriv = &pHalData->srestpriv; + + unsigned long current_time; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + unsigned int diff_time; + u32 txdma_status; + + txdma_status = rtl8723au_read32(padapter, REG_TXDMA_STATUS); + if (txdma_status != 0) { + DBG_8723A("%s REG_TXDMA_STATUS:0x%08x\n", __func__, txdma_status); + rtw_sreset_reset(padapter); + } + + current_time = jiffies; + + if (0 == pxmitpriv->free_xmitbuf_cnt || 0 == pxmitpriv->free_xmit_extbuf_cnt) { + + diff_time = jiffies_to_msecs(jiffies - psrtpriv->last_tx_time); + + if (diff_time > 2000) { + if (psrtpriv->last_tx_complete_time == 0) { + psrtpriv->last_tx_complete_time = current_time; + } else { + diff_time = jiffies_to_msecs(jiffies - psrtpriv->last_tx_complete_time); + if (diff_time > 4000) { + DBG_8723A("%s tx hang\n", __func__); + rtw_sreset_reset(padapter); + } + } + } + } +} -- cgit 1.2.3-korg