diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c | 95 |
1 files changed, 40 insertions, 55 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c index 9ab56827124e..0020adc004a5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c @@ -1,27 +1,5 @@ -/****************************************************************************** - * - * Copyright(c) 2009-2012 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. - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * - * Contact Information: - * wlanfae <wlanfae@realtek.com> - * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, - * Hsinchu 300, Taiwan. - * - * Larry Finger <Larry.Finger@lwfinger.net> - * - *****************************************************************************/ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2009-2012 Realtek Corporation.*/ #include "../wifi.h" #include "../usb.h" @@ -36,7 +14,7 @@ #include "trx.h" #include "../rtl8192c/fw_common.h" -static int _ConfigVerTOutEP(struct ieee80211_hw *hw) +static int configvertoutep(struct ieee80211_hw *hw) { u8 ep_cfg, txqsele; u8 ep_nums = 0; @@ -69,7 +47,7 @@ static int _ConfigVerTOutEP(struct ieee80211_hw *hw) return (rtlusb->out_ep_nums == ep_nums) ? 0 : -EINVAL; } -static int _ConfigVerNOutEP(struct ieee80211_hw *hw) +static int configvernoutep(struct ieee80211_hw *hw) { u8 ep_cfg; u8 ep_nums = 0; @@ -98,7 +76,7 @@ static int _ConfigVerNOutEP(struct ieee80211_hw *hw) return (rtlusb->out_ep_nums == ep_nums) ? 0 : -EINVAL; } -static void _TwoOutEpMapping(struct ieee80211_hw *hw, bool bIsChipB, +static void twooutepmapping(struct ieee80211_hw *hw, bool is_chip8, bool bwificfg, struct rtl_ep_map *ep_map) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -126,10 +104,11 @@ static void _TwoOutEpMapping(struct ieee80211_hw *hw, bool bIsChipB, } } -static void _ThreeOutEpMapping(struct ieee80211_hw *hw, bool bwificfg, +static void threeoutepmapping(struct ieee80211_hw *hw, bool bwificfg, struct rtl_ep_map *ep_map) { struct rtl_priv *rtlpriv = rtl_priv(hw); + if (bwificfg) { /* for WMM */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB 3EP Setting for WMM.....\n"); @@ -153,7 +132,7 @@ static void _ThreeOutEpMapping(struct ieee80211_hw *hw, bool bwificfg, } } -static void _OneOutEpMapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map) +static void oneoutepmapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map) { ep_map->ep_mapping[RTL_TXQ_BE] = 2; ep_map->ep_mapping[RTL_TXQ_BK] = 2; @@ -163,30 +142,31 @@ static void _OneOutEpMapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map) ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; } + static int _out_ep_mapping(struct ieee80211_hw *hw) { int err = 0; - bool bIsChipN, bwificfg = false; + bool ischipn, bwificfg = false; struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); struct rtl_ep_map *ep_map = &(rtlusb->ep_map); - bIsChipN = IS_NORMAL_CHIP(rtlhal->version); + ischipn = IS_NORMAL_CHIP(rtlhal->version); switch (rtlusb->out_ep_nums) { case 2: - _TwoOutEpMapping(hw, bIsChipN, bwificfg, ep_map); + twooutepmapping(hw, ischipn, bwificfg, ep_map); break; case 3: /* Test chip doesn't support three out EPs. */ - if (!bIsChipN) { + if (!ischipn) { err = -EINVAL; goto err_out; } - _ThreeOutEpMapping(hw, bIsChipN, ep_map); + threeoutepmapping(hw, ischipn, ep_map); break; case 1: - _OneOutEpMapping(hw, ep_map); + oneoutepmapping(hw, ep_map); break; default: err = -EINVAL; @@ -196,15 +176,17 @@ err_out: return err; } + /* endpoint mapping */ int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw) { struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); int error = 0; + if (likely(IS_NORMAL_CHIP(rtlhal->version))) - error = _ConfigVerNOutEP(hw); + error = configvernoutep(hw); else - error = _ConfigVerTOutEP(hw); + error = configvertoutep(hw); if (error) goto err_out; error = _out_ep_mapping(hw); @@ -320,7 +302,7 @@ bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw, stats->isfirst_ampdu = (bool)((GET_RX_DESC_PAGGR(pdesc) == 1) && (GET_RX_DESC_FAGGR(pdesc) == 1)); stats->timestamp_low = GET_RX_DESC_TSFL(pdesc); - stats->rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(pdesc); + stats->rx_is40mhzpacket = (bool)GET_RX_DESC_BW(pdesc); stats->is_ht = (bool)GET_RX_DESC_RX_HT(pdesc); rx_status->freq = hw->conf.chandef.chan->center_freq; rx_status->band = hw->conf.chandef.chan->band; @@ -387,7 +369,7 @@ static void _rtl_rx_process(struct ieee80211_hw *hw, struct sk_buff *skb) stats.isampdu = (bool) ((GET_RX_DESC_PAGGR(rxdesc) == 1) && (GET_RX_DESC_FAGGR(rxdesc) == 1)); stats.timestamp_low = GET_RX_DESC_TSFL(rxdesc); - stats.rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(rxdesc); + stats.rx_is40mhzpacket = (bool)GET_RX_DESC_BW(rxdesc); stats.is_ht = (bool)GET_RX_DESC_RX_HT(rxdesc); /* TODO: is center_freq changed when doing scan? */ /* TODO: Shall we add protection or just skip those two step? */ @@ -464,6 +446,7 @@ static void _rtl_fill_usb_tx_desc(u8 *txdesc) SET_TX_DESC_LAST_SEG(txdesc, 1); SET_TX_DESC_FIRST_SEG(txdesc, 1); } + /** * For HW recovery information */ @@ -553,11 +536,13 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, sta = ieee80211_find_sta(mac->vif, mac->bssid); if (sta) { u8 ampdu_density = sta->ht_cap.ampdu_density; + SET_TX_DESC_AMPDU_DENSITY(txdesc, ampdu_density); } rcu_read_unlock(); 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: @@ -610,28 +595,28 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "==>\n"); } -void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 * pDesc, - u32 buffer_len, bool bIsPsPoll) +void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 *pdesc, + u32 buffer_len, bool is_pspoll) { /* 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 */ + 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); + if (is_pspoll) { + 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_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, DESC_RATE1M); - _rtl_tx_desc_checksum(pDesc); + 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, DESC_RATE1M); + _rtl_tx_desc_checksum(pdesc); } void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw, |