rtlwifi: rtl8192cu: Add routine trx
Add routine rtlwifi/rtl8192cu/trx.c. This routine differs from the rtl8192ce file of the same name. Signed-off-by: George <george0505@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
George
John W. Linville
parent
59187c5b12
commit
29d00a3e46
684
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
Normal file
684
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
Normal file
@ -0,0 +1,684 @@
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/******************************************************************************
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*
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* Copyright(c) 2009-2010 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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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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* wlanfae <wlanfae@realtek.com>
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* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
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* Hsinchu 300, Taiwan.
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*
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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*****************************************************************************/
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#include "../wifi.h"
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#include "../usb.h"
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#include "../ps.h"
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#include "../base.h"
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#include "reg.h"
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#include "def.h"
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#include "phy.h"
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#include "rf.h"
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#include "dm.h"
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#include "mac.h"
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#include "trx.h"
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static int _ConfigVerTOutEP(struct ieee80211_hw *hw)
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{
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u8 ep_cfg, txqsele;
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u8 ep_nums = 0;
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
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struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
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rtlusb->out_queue_sel = 0;
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ep_cfg = rtl_read_byte(rtlpriv, REG_TEST_SIE_OPTIONAL);
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ep_cfg = (ep_cfg & USB_TEST_EP_MASK) >> USB_TEST_EP_SHIFT;
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switch (ep_cfg) {
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case 0: /* 2 bulk OUT, 1 bulk IN */
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case 3:
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rtlusb->out_queue_sel = TX_SELE_HQ | TX_SELE_LQ;
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ep_nums = 2;
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break;
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case 1: /* 1 bulk IN/OUT => map all endpoint to Low queue */
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case 2: /* 1 bulk IN, 1 bulk OUT => map all endpoint to High queue */
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txqsele = rtl_read_byte(rtlpriv, REG_TEST_USB_TXQS);
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if (txqsele & 0x0F) /* /map all endpoint to High queue */
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rtlusb->out_queue_sel = TX_SELE_HQ;
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else if (txqsele&0xF0) /* map all endpoint to Low queue */
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rtlusb->out_queue_sel = TX_SELE_LQ;
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ep_nums = 1;
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break;
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default:
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break;
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}
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return (rtlusb->out_ep_nums == ep_nums) ? 0 : -EINVAL;
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}
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static int _ConfigVerNOutEP(struct ieee80211_hw *hw)
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{
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u8 ep_cfg;
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u8 ep_nums = 0;
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
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struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
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rtlusb->out_queue_sel = 0;
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/* Normal and High queue */
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ep_cfg = rtl_read_byte(rtlpriv, (REG_NORMAL_SIE_EP + 1));
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if (ep_cfg & USB_NORMAL_SIE_EP_MASK) {
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rtlusb->out_queue_sel |= TX_SELE_HQ;
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ep_nums++;
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}
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if ((ep_cfg >> USB_NORMAL_SIE_EP_SHIFT) & USB_NORMAL_SIE_EP_MASK) {
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rtlusb->out_queue_sel |= TX_SELE_NQ;
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ep_nums++;
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}
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/* Low queue */
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ep_cfg = rtl_read_byte(rtlpriv, (REG_NORMAL_SIE_EP + 2));
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if (ep_cfg & USB_NORMAL_SIE_EP_MASK) {
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rtlusb->out_queue_sel |= TX_SELE_LQ;
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ep_nums++;
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}
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return (rtlusb->out_ep_nums == ep_nums) ? 0 : -EINVAL;
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}
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static void _TwoOutEpMapping(struct ieee80211_hw *hw, bool bIsChipB,
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bool bwificfg, struct rtl_ep_map *ep_map)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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if (bwificfg) { /* for WMM */
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RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
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("USB Chip-B & WMM Setting.....\n"));
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ep_map->ep_mapping[RTL_TXQ_BE] = 2;
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ep_map->ep_mapping[RTL_TXQ_BK] = 3;
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ep_map->ep_mapping[RTL_TXQ_VI] = 3;
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ep_map->ep_mapping[RTL_TXQ_VO] = 2;
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ep_map->ep_mapping[RTL_TXQ_MGT] = 2;
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ep_map->ep_mapping[RTL_TXQ_BCN] = 2;
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ep_map->ep_mapping[RTL_TXQ_HI] = 2;
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} else { /* typical setting */
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RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
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("USB typical Setting.....\n"));
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ep_map->ep_mapping[RTL_TXQ_BE] = 3;
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ep_map->ep_mapping[RTL_TXQ_BK] = 3;
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ep_map->ep_mapping[RTL_TXQ_VI] = 2;
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ep_map->ep_mapping[RTL_TXQ_VO] = 2;
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ep_map->ep_mapping[RTL_TXQ_MGT] = 2;
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ep_map->ep_mapping[RTL_TXQ_BCN] = 2;
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ep_map->ep_mapping[RTL_TXQ_HI] = 2;
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}
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}
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static void _ThreeOutEpMapping(struct ieee80211_hw *hw, bool bwificfg,
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struct rtl_ep_map *ep_map)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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if (bwificfg) { /* for WMM */
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RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
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("USB 3EP Setting for WMM.....\n"));
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ep_map->ep_mapping[RTL_TXQ_BE] = 5;
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ep_map->ep_mapping[RTL_TXQ_BK] = 3;
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ep_map->ep_mapping[RTL_TXQ_VI] = 3;
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ep_map->ep_mapping[RTL_TXQ_VO] = 2;
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ep_map->ep_mapping[RTL_TXQ_MGT] = 2;
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ep_map->ep_mapping[RTL_TXQ_BCN] = 2;
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ep_map->ep_mapping[RTL_TXQ_HI] = 2;
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} else { /* typical setting */
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RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
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("USB 3EP Setting for typical.....\n"));
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ep_map->ep_mapping[RTL_TXQ_BE] = 5;
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ep_map->ep_mapping[RTL_TXQ_BK] = 5;
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ep_map->ep_mapping[RTL_TXQ_VI] = 3;
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ep_map->ep_mapping[RTL_TXQ_VO] = 2;
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ep_map->ep_mapping[RTL_TXQ_MGT] = 2;
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ep_map->ep_mapping[RTL_TXQ_BCN] = 2;
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ep_map->ep_mapping[RTL_TXQ_HI] = 2;
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}
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}
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static void _OneOutEpMapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map)
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{
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ep_map->ep_mapping[RTL_TXQ_BE] = 2;
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ep_map->ep_mapping[RTL_TXQ_BK] = 2;
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ep_map->ep_mapping[RTL_TXQ_VI] = 2;
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ep_map->ep_mapping[RTL_TXQ_VO] = 2;
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ep_map->ep_mapping[RTL_TXQ_MGT] = 2;
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ep_map->ep_mapping[RTL_TXQ_BCN] = 2;
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ep_map->ep_mapping[RTL_TXQ_HI] = 2;
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}
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static int _out_ep_mapping(struct ieee80211_hw *hw)
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{
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int err = 0;
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bool bIsChipN, bwificfg = false;
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struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
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struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
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struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
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struct rtl_ep_map *ep_map = &(rtlusb->ep_map);
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bIsChipN = IS_NORMAL_CHIP(rtlhal->version);
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switch (rtlusb->out_ep_nums) {
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case 2:
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_TwoOutEpMapping(hw, bIsChipN, bwificfg, ep_map);
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break;
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case 3:
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/* Test chip doesn't support three out EPs. */
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if (!bIsChipN) {
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err = -EINVAL;
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goto err_out;
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}
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_ThreeOutEpMapping(hw, bIsChipN, ep_map);
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break;
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case 1:
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_OneOutEpMapping(hw, ep_map);
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break;
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default:
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err = -EINVAL;
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break;
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}
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err_out:
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return err;
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}
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/* endpoint mapping */
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int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw)
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{
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struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
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int error = 0;
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if (likely(IS_NORMAL_CHIP(rtlhal->version)))
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error = _ConfigVerNOutEP(hw);
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else
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error = _ConfigVerTOutEP(hw);
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if (error)
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goto err_out;
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error = _out_ep_mapping(hw);
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if (error)
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goto err_out;
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err_out:
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return error;
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}
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u16 rtl8192cu_mq_to_hwq(__le16 fc, u16 mac80211_queue_index)
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{
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u16 hw_queue_index;
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if (unlikely(ieee80211_is_beacon(fc))) {
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hw_queue_index = RTL_TXQ_BCN;
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goto out;
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}
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if (ieee80211_is_mgmt(fc)) {
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hw_queue_index = RTL_TXQ_MGT;
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goto out;
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}
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switch (mac80211_queue_index) {
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case 0:
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hw_queue_index = RTL_TXQ_VO;
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break;
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case 1:
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hw_queue_index = RTL_TXQ_VI;
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break;
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case 2:
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hw_queue_index = RTL_TXQ_BE;
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break;
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case 3:
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hw_queue_index = RTL_TXQ_BK;
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break;
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default:
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hw_queue_index = RTL_TXQ_BE;
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RT_ASSERT(false, ("QSLT_BE queue, skb_queue:%d\n",
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mac80211_queue_index));
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break;
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}
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out:
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return hw_queue_index;
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}
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static enum rtl_desc_qsel _rtl8192cu_mq_to_descq(struct ieee80211_hw *hw,
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__le16 fc, u16 mac80211_queue_index)
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{
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enum rtl_desc_qsel qsel;
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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if (unlikely(ieee80211_is_beacon(fc))) {
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qsel = QSLT_BEACON;
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goto out;
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}
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if (ieee80211_is_mgmt(fc)) {
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qsel = QSLT_MGNT;
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goto out;
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}
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switch (mac80211_queue_index) {
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case 0: /* VO */
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qsel = QSLT_VO;
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RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG,
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("VO queue, set qsel = 0x%x\n", QSLT_VO));
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break;
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case 1: /* VI */
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qsel = QSLT_VI;
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RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG,
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("VI queue, set qsel = 0x%x\n", QSLT_VI));
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break;
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case 3: /* BK */
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qsel = QSLT_BK;
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RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG,
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("BK queue, set qsel = 0x%x\n", QSLT_BK));
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break;
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case 2: /* BE */
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default:
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qsel = QSLT_BE;
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RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG,
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("BE queue, set qsel = 0x%x\n", QSLT_BE));
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break;
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}
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out:
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return qsel;
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}
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/* =============================================================== */
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/*----------------------------------------------------------------------
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*
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* Rx handler
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*
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*---------------------------------------------------------------------- */
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bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw,
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struct rtl_stats *stats,
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struct ieee80211_rx_status *rx_status,
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u8 *p_desc, struct sk_buff *skb)
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{
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struct rx_fwinfo_92c *p_drvinfo;
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struct rx_desc_92c *pdesc = (struct rx_desc_92c *)p_desc;
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u32 phystatus = GET_RX_DESC_PHY_STATUS(pdesc);
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stats->length = (u16) GET_RX_DESC_PKT_LEN(pdesc);
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stats->rx_drvinfo_size = (u8)GET_RX_DESC_DRVINFO_SIZE(pdesc) *
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RX_DRV_INFO_SIZE_UNIT;
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stats->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03);
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stats->icv = (u16) GET_RX_DESC_ICV(pdesc);
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stats->crc = (u16) GET_RX_DESC_CRC32(pdesc);
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stats->hwerror = (stats->crc | stats->icv);
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stats->decrypted = !GET_RX_DESC_SWDEC(pdesc);
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stats->rate = (u8) GET_RX_DESC_RX_MCS(pdesc);
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stats->shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc);
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stats->isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1);
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stats->isampdu = (bool) ((GET_RX_DESC_PAGGR(pdesc) == 1)
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&& (GET_RX_DESC_FAGGR(pdesc) == 1));
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stats->timestamp_low = GET_RX_DESC_TSFL(pdesc);
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stats->rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(pdesc);
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rx_status->freq = hw->conf.channel->center_freq;
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rx_status->band = hw->conf.channel->band;
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if (GET_RX_DESC_CRC32(pdesc))
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rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
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if (!GET_RX_DESC_SWDEC(pdesc))
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rx_status->flag |= RX_FLAG_DECRYPTED;
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if (GET_RX_DESC_BW(pdesc))
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rx_status->flag |= RX_FLAG_40MHZ;
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if (GET_RX_DESC_RX_HT(pdesc))
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rx_status->flag |= RX_FLAG_HT;
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rx_status->flag |= RX_FLAG_TSFT;
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if (stats->decrypted)
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rx_status->flag |= RX_FLAG_DECRYPTED;
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rx_status->rate_idx = _rtl92c_rate_mapping(hw,
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(bool)GET_RX_DESC_RX_HT(pdesc),
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(u8)GET_RX_DESC_RX_MCS(pdesc),
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(bool)GET_RX_DESC_PAGGR(pdesc));
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rx_status->mactime = GET_RX_DESC_TSFL(pdesc);
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if (phystatus == true) {
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p_drvinfo = (struct rx_fwinfo_92c *)(pdesc + RTL_RX_DESC_SIZE);
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rtl92c_translate_rx_signal_stuff(hw, skb, stats, pdesc,
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p_drvinfo);
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}
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/*rx_status->qual = stats->signal; */
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rx_status->signal = stats->rssi + 10;
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/*rx_status->noise = -stats->noise; */
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return true;
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}
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#define RTL_RX_DRV_INFO_UNIT 8
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static void _rtl_rx_process(struct ieee80211_hw *hw, struct sk_buff *skb)
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{
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struct ieee80211_rx_status *rx_status =
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(struct ieee80211_rx_status *)IEEE80211_SKB_RXCB(skb);
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u32 skb_len, pkt_len, drvinfo_len;
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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u8 *rxdesc;
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struct rtl_stats stats = {
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.signal = 0,
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.noise = -98,
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.rate = 0,
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};
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struct rx_fwinfo_92c *p_drvinfo;
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bool bv;
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__le16 fc;
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struct ieee80211_hdr *hdr;
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memset(rx_status, 0, sizeof(rx_status));
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rxdesc = skb->data;
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skb_len = skb->len;
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drvinfo_len = (GET_RX_DESC_DRVINFO_SIZE(rxdesc) * RTL_RX_DRV_INFO_UNIT);
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pkt_len = GET_RX_DESC_PKT_LEN(rxdesc);
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/* TODO: Error recovery. drop this skb or something. */
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WARN_ON(skb_len < (pkt_len + RTL_RX_DESC_SIZE + drvinfo_len));
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stats.length = (u16) GET_RX_DESC_PKT_LEN(rxdesc);
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stats.rx_drvinfo_size = (u8)GET_RX_DESC_DRVINFO_SIZE(rxdesc) *
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RX_DRV_INFO_SIZE_UNIT;
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stats.rx_bufshift = (u8) (GET_RX_DESC_SHIFT(rxdesc) & 0x03);
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stats.icv = (u16) GET_RX_DESC_ICV(rxdesc);
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stats.crc = (u16) GET_RX_DESC_CRC32(rxdesc);
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stats.hwerror = (stats.crc | stats.icv);
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stats.decrypted = !GET_RX_DESC_SWDEC(rxdesc);
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stats.rate = (u8) GET_RX_DESC_RX_MCS(rxdesc);
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stats.shortpreamble = (u16) GET_RX_DESC_SPLCP(rxdesc);
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stats.isampdu = (bool) ((GET_RX_DESC_PAGGR(rxdesc) == 1)
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&& (GET_RX_DESC_FAGGR(rxdesc) == 1));
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stats.timestamp_low = GET_RX_DESC_TSFL(rxdesc);
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stats.rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(rxdesc);
|
||||
/* TODO: is center_freq changed when doing scan? */
|
||||
/* TODO: Shall we add protection or just skip those two step? */
|
||||
rx_status->freq = hw->conf.channel->center_freq;
|
||||
rx_status->band = hw->conf.channel->band;
|
||||
if (GET_RX_DESC_CRC32(rxdesc))
|
||||
rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
|
||||
if (!GET_RX_DESC_SWDEC(rxdesc))
|
||||
rx_status->flag |= RX_FLAG_DECRYPTED;
|
||||
if (GET_RX_DESC_BW(rxdesc))
|
||||
rx_status->flag |= RX_FLAG_40MHZ;
|
||||
if (GET_RX_DESC_RX_HT(rxdesc))
|
||||
rx_status->flag |= RX_FLAG_HT;
|
||||
/* Data rate */
|
||||
rx_status->rate_idx = _rtl92c_rate_mapping(hw,
|
||||
(bool)GET_RX_DESC_RX_HT(rxdesc),
|
||||
(u8)GET_RX_DESC_RX_MCS(rxdesc),
|
||||
(bool)GET_RX_DESC_PAGGR(rxdesc)
|
||||
);
|
||||
/* There is a phy status after this rx descriptor. */
|
||||
if (GET_RX_DESC_PHY_STATUS(rxdesc)) {
|
||||
p_drvinfo = (struct rx_fwinfo_92c *)(rxdesc + RTL_RX_DESC_SIZE);
|
||||
rtl92c_translate_rx_signal_stuff(hw, skb, &stats,
|
||||
(struct rx_desc_92c *)rxdesc, p_drvinfo);
|
||||
}
|
||||
skb_pull(skb, (drvinfo_len + RTL_RX_DESC_SIZE));
|
||||
hdr = (struct ieee80211_hdr *)(skb->data);
|
||||
fc = hdr->frame_control;
|
||||
bv = ieee80211_is_probe_resp(fc);
|
||||
if (bv)
|
||||
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
|
||||
("Got probe response frame.\n"));
|
||||
if (ieee80211_is_beacon(fc))
|
||||
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
|
||||
("Got beacon frame.\n"));
|
||||
if (ieee80211_is_data(fc))
|
||||
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, ("Got data frame.\n"));
|
||||
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
|
||||
("Fram: fc = 0x%X addr1 = 0x%02X:0x%02X:0x%02X:0x%02X:0x%02X:"
|
||||
"0x%02X\n", fc, (u32)hdr->addr1[0], (u32)hdr->addr1[1],
|
||||
(u32)hdr->addr1[2], (u32)hdr->addr1[3], (u32)hdr->addr1[4],
|
||||
(u32)hdr->addr1[5]));
|
||||
memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
|
||||
ieee80211_rx_irqsafe(hw, skb);
|
||||
}
|
||||
|
||||
void rtl8192cu_rx_hdl(struct ieee80211_hw *hw, struct sk_buff * skb)
|
||||
{
|
||||
_rtl_rx_process(hw, skb);
|
||||
}
|
||||
|
||||
void rtl8192c_rx_segregate_hdl(
|
||||
struct ieee80211_hw *hw,
|
||||
struct sk_buff *skb,
|
||||
struct sk_buff_head *skb_list)
|
||||
{
|
||||
}
|
||||
|
||||
/*----------------------------------------------------------------------
|
||||
*
|
||||
* Tx handler
|
||||
*
|
||||
*---------------------------------------------------------------------- */
|
||||
void rtl8192c_tx_cleanup(struct ieee80211_hw *hw, struct sk_buff *skb)
|
||||
{
|
||||
}
|
||||
|
||||
int rtl8192c_tx_post_hdl(struct ieee80211_hw *hw, struct urb *urb,
|
||||
struct sk_buff *skb)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
struct sk_buff *rtl8192c_tx_aggregate_hdl(struct ieee80211_hw *hw,
|
||||
struct sk_buff_head *list)
|
||||
{
|
||||
return skb_dequeue(list);
|
||||
}
|
||||
|
||||
/*======================================== trx ===============================*/
|
||||
|
||||
static void _rtl_fill_usb_tx_desc(u8 *txdesc)
|
||||
{
|
||||
SET_TX_DESC_OWN(txdesc, 1);
|
||||
SET_TX_DESC_LAST_SEG(txdesc, 1);
|
||||
SET_TX_DESC_FIRST_SEG(txdesc, 1);
|
||||
}
|
||||
/**
|
||||
* For HW recovery information
|
||||
*/
|
||||
static void _rtl_tx_desc_checksum(u8 *txdesc)
|
||||
{
|
||||
u16 *ptr = (u16 *)txdesc;
|
||||
u16 checksum = 0;
|
||||
u32 index;
|
||||
|
||||
/* Clear first */
|
||||
SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, 0);
|
||||
for (index = 0; index < 16; index++)
|
||||
checksum = checksum ^ (*(ptr + index));
|
||||
SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, checksum);
|
||||
}
|
||||
|
||||
void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
|
||||
struct ieee80211_hdr *hdr, u8 *pdesc_tx,
|
||||
struct ieee80211_tx_info *info, struct sk_buff *skb,
|
||||
unsigned int queue_index)
|
||||
{
|
||||
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
||||
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
|
||||
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
|
||||
bool defaultadapter = true;
|
||||
struct ieee80211_sta *sta = ieee80211_find_sta(mac->vif, mac->bssid);
|
||||
struct rtl_tcb_desc tcb_desc;
|
||||
u8 *qc = ieee80211_get_qos_ctl(hdr);
|
||||
u8 tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
|
||||
u16 seq_number;
|
||||
__le16 fc = hdr->frame_control;
|
||||
u8 rate_flag = info->control.rates[0].flags;
|
||||
u16 pktlen = skb->len;
|
||||
enum rtl_desc_qsel fw_qsel = _rtl8192cu_mq_to_descq(hw, fc,
|
||||
skb_get_queue_mapping(skb));
|
||||
u8 *txdesc;
|
||||
|
||||
seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
|
||||
rtl_get_tcb_desc(hw, info, skb, &tcb_desc);
|
||||
txdesc = (u8 *)skb_push(skb, RTL_TX_HEADER_SIZE);
|
||||
memset(txdesc, 0, RTL_TX_HEADER_SIZE);
|
||||
SET_TX_DESC_PKT_SIZE(txdesc, pktlen);
|
||||
SET_TX_DESC_LINIP(txdesc, 0);
|
||||
SET_TX_DESC_PKT_OFFSET(txdesc, RTL_DUMMY_OFFSET);
|
||||
SET_TX_DESC_OFFSET(txdesc, RTL_TX_HEADER_SIZE);
|
||||
SET_TX_DESC_TX_RATE(txdesc, tcb_desc.hw_rate);
|
||||
if (tcb_desc.use_shortgi || tcb_desc.use_shortpreamble)
|
||||
SET_TX_DESC_DATA_SHORTGI(txdesc, 1);
|
||||
if (mac->tids[tid].agg.agg_state == RTL_AGG_ON &&
|
||||
info->flags & IEEE80211_TX_CTL_AMPDU) {
|
||||
SET_TX_DESC_AGG_ENABLE(txdesc, 1);
|
||||
SET_TX_DESC_MAX_AGG_NUM(txdesc, 0x14);
|
||||
} else {
|
||||
SET_TX_DESC_AGG_BREAK(txdesc, 1);
|
||||
}
|
||||
SET_TX_DESC_SEQ(txdesc, seq_number);
|
||||
SET_TX_DESC_RTS_ENABLE(txdesc, ((tcb_desc.rts_enable &&
|
||||
!tcb_desc.cts_enable) ? 1 : 0));
|
||||
SET_TX_DESC_HW_RTS_ENABLE(txdesc, ((tcb_desc.rts_enable ||
|
||||
tcb_desc.cts_enable) ? 1 : 0));
|
||||
SET_TX_DESC_CTS2SELF(txdesc, ((tcb_desc.cts_enable) ? 1 : 0));
|
||||
SET_TX_DESC_RTS_STBC(txdesc, ((tcb_desc.rts_stbc) ? 1 : 0));
|
||||
SET_TX_DESC_RTS_RATE(txdesc, tcb_desc.rts_rate);
|
||||
SET_TX_DESC_RTS_BW(txdesc, 0);
|
||||
SET_TX_DESC_RTS_SC(txdesc, tcb_desc.rts_sc);
|
||||
SET_TX_DESC_RTS_SHORT(txdesc,
|
||||
((tcb_desc.rts_rate <= DESC92C_RATE54M) ?
|
||||
(tcb_desc.rts_use_shortpreamble ? 1 : 0)
|
||||
: (tcb_desc.rts_use_shortgi ? 1 : 0)));
|
||||
if (mac->bw_40) {
|
||||
if (tcb_desc.packet_bw) {
|
||||
SET_TX_DESC_DATA_BW(txdesc, 1);
|
||||
SET_TX_DESC_DATA_SC(txdesc, 3);
|
||||
} else {
|
||||
SET_TX_DESC_DATA_BW(txdesc, 0);
|
||||
if (rate_flag & IEEE80211_TX_RC_DUP_DATA)
|
||||
SET_TX_DESC_DATA_SC(txdesc,
|
||||
mac->cur_40_prime_sc);
|
||||
}
|
||||
} else {
|
||||
SET_TX_DESC_DATA_BW(txdesc, 0);
|
||||
SET_TX_DESC_DATA_SC(txdesc, 0);
|
||||
}
|
||||
if (sta) {
|
||||
u8 ampdu_density = sta->ht_cap.ampdu_density;
|
||||
SET_TX_DESC_AMPDU_DENSITY(txdesc, ampdu_density);
|
||||
}
|
||||
if (info->control.hw_key) {
|
||||
struct ieee80211_key_conf *keyconf = info->control.hw_key;
|
||||
switch (keyconf->cipher) {
|
||||
case WLAN_CIPHER_SUITE_WEP40:
|
||||
case WLAN_CIPHER_SUITE_WEP104:
|
||||
case WLAN_CIPHER_SUITE_TKIP:
|
||||
SET_TX_DESC_SEC_TYPE(txdesc, 0x1);
|
||||
break;
|
||||
case WLAN_CIPHER_SUITE_CCMP:
|
||||
SET_TX_DESC_SEC_TYPE(txdesc, 0x3);
|
||||
break;
|
||||
default:
|
||||
SET_TX_DESC_SEC_TYPE(txdesc, 0x0);
|
||||
break;
|
||||
}
|
||||
}
|
||||
SET_TX_DESC_PKT_ID(txdesc, 0);
|
||||
SET_TX_DESC_QUEUE_SEL(txdesc, fw_qsel);
|
||||
SET_TX_DESC_DATA_RATE_FB_LIMIT(txdesc, 0x1F);
|
||||
SET_TX_DESC_RTS_RATE_FB_LIMIT(txdesc, 0xF);
|
||||
SET_TX_DESC_DISABLE_FB(txdesc, 0);
|
||||
SET_TX_DESC_USE_RATE(txdesc, tcb_desc.use_driver_rate ? 1 : 0);
|
||||
if (ieee80211_is_data_qos(fc)) {
|
||||
if (mac->rdg_en) {
|
||||
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
|
||||
("Enable RDG function.\n"));
|
||||
SET_TX_DESC_RDG_ENABLE(txdesc, 1);
|
||||
SET_TX_DESC_HTC(txdesc, 1);
|
||||
}
|
||||
}
|
||||
if (rtlpriv->dm.useramask) {
|
||||
SET_TX_DESC_RATE_ID(txdesc, tcb_desc.ratr_index);
|
||||
SET_TX_DESC_MACID(txdesc, tcb_desc.mac_id);
|
||||
} else {
|
||||
SET_TX_DESC_RATE_ID(txdesc, 0xC + tcb_desc.ratr_index);
|
||||
SET_TX_DESC_MACID(txdesc, tcb_desc.ratr_index);
|
||||
}
|
||||
if ((!ieee80211_is_data_qos(fc)) && ppsc->leisure_ps &&
|
||||
ppsc->fwctrl_lps) {
|
||||
SET_TX_DESC_HWSEQ_EN(txdesc, 1);
|
||||
SET_TX_DESC_PKT_ID(txdesc, 8);
|
||||
if (!defaultadapter)
|
||||
SET_TX_DESC_QOS(txdesc, 1);
|
||||
}
|
||||
if (ieee80211_has_morefrags(fc))
|
||||
SET_TX_DESC_MORE_FRAG(txdesc, 1);
|
||||
if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) ||
|
||||
is_broadcast_ether_addr(ieee80211_get_DA(hdr)))
|
||||
SET_TX_DESC_BMC(txdesc, 1);
|
||||
_rtl_fill_usb_tx_desc(txdesc);
|
||||
_rtl_tx_desc_checksum(txdesc);
|
||||
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, (" %s ==>\n", __func__));
|
||||
}
|
||||
|
||||
void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 * pDesc,
|
||||
u32 buffer_len, bool bIsPsPoll)
|
||||
{
|
||||
/* Clear all status */
|
||||
memset(pDesc, 0, RTL_TX_HEADER_SIZE);
|
||||
SET_TX_DESC_FIRST_SEG(pDesc, 1); /* bFirstSeg; */
|
||||
SET_TX_DESC_LAST_SEG(pDesc, 1); /* bLastSeg; */
|
||||
SET_TX_DESC_OFFSET(pDesc, RTL_TX_HEADER_SIZE); /* Offset = 32 */
|
||||
SET_TX_DESC_PKT_SIZE(pDesc, buffer_len); /* Buffer size + command hdr */
|
||||
SET_TX_DESC_QUEUE_SEL(pDesc, QSLT_MGNT); /* Fixed queue of Mgnt queue */
|
||||
/* Set NAVUSEHDR to prevent Ps-poll AId filed to be changed to error
|
||||
* vlaue by Hw. */
|
||||
if (bIsPsPoll) {
|
||||
SET_TX_DESC_NAV_USE_HDR(pDesc, 1);
|
||||
} else {
|
||||
SET_TX_DESC_HWSEQ_EN(pDesc, 1); /* Hw set sequence number */
|
||||
SET_TX_DESC_PKT_ID(pDesc, 0x100); /* set bit3 to 1. */
|
||||
}
|
||||
SET_TX_DESC_USE_RATE(pDesc, 1); /* use data rate which is set by Sw */
|
||||
SET_TX_DESC_OWN(pDesc, 1);
|
||||
SET_TX_DESC_TX_RATE(pDesc, DESC92C_RATE1M);
|
||||
_rtl_tx_desc_checksum(pDesc);
|
||||
}
|
||||
|
||||
void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw,
|
||||
u8 *pdesc, bool firstseg,
|
||||
bool lastseg, struct sk_buff *skb)
|
||||
{
|
||||
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
||||
u8 fw_queue = QSLT_BEACON;
|
||||
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
|
||||
__le16 fc = hdr->frame_control;
|
||||
|
||||
memset((void *)pdesc, 0, RTL_TX_HEADER_SIZE);
|
||||
if (firstseg)
|
||||
SET_TX_DESC_OFFSET(pdesc, RTL_TX_HEADER_SIZE);
|
||||
SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);
|
||||
SET_TX_DESC_SEQ(pdesc, 0);
|
||||
SET_TX_DESC_LINIP(pdesc, 0);
|
||||
SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);
|
||||
SET_TX_DESC_FIRST_SEG(pdesc, 1);
|
||||
SET_TX_DESC_LAST_SEG(pdesc, 1);
|
||||
SET_TX_DESC_RATE_ID(pdesc, 7);
|
||||
SET_TX_DESC_MACID(pdesc, 0);
|
||||
SET_TX_DESC_OWN(pdesc, 1);
|
||||
SET_TX_DESC_PKT_SIZE((u8 *) pdesc, (u16) (skb->len));
|
||||
SET_TX_DESC_FIRST_SEG(pdesc, 1);
|
||||
SET_TX_DESC_LAST_SEG(pdesc, 1);
|
||||
SET_TX_DESC_OFFSET(pdesc, 0x20);
|
||||
SET_TX_DESC_USE_RATE(pdesc, 1);
|
||||
if (!ieee80211_is_data_qos(fc)) {
|
||||
SET_TX_DESC_HWSEQ_EN(pdesc, 1);
|
||||
SET_TX_DESC_PKT_ID(pdesc, 8);
|
||||
}
|
||||
RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, "H2C Tx Cmd Content\n",
|
||||
pdesc, RTL_TX_DESC_SIZE);
|
||||
}
|
||||
|
||||
bool rtl92cu_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user