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path: root/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c193
1 files changed, 61 insertions, 132 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c
index 5657b1e34ad0..a76f2dc8a977 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.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 "../pci.h"
@@ -46,7 +24,6 @@
#define RX_EVM rx_evm_percentage
#define RX_SIGQ rx_mimo_sig_qual
-
void rtl92c_read_chip_version(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -114,29 +91,30 @@ void rtl92c_read_chip_version(struct ieee80211_hw *hw)
versionid = "UNKNOWN";
break;
}
- RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
- "Chip Version ID: %s\n", versionid);
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE,
+ "Chip Version ID: %s\n", versionid);
if (IS_92C_SERIAL(rtlhal->version))
rtlphy->rf_type =
(IS_92C_1T2R(rtlhal->version)) ? RF_1T2R : RF_2T2R;
else
rtlphy->rf_type = RF_1T1R;
- RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
- "Chip RF Type: %s\n",
- rtlphy->rf_type == RF_2T2R ? "RF_2T2R" : "RF_1T1R");
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
+ "Chip RF Type: %s\n",
+ rtlphy->rf_type == RF_2T2R ? "RF_2T2R" :
+ rtlphy->rf_type == RF_1T2R ? "RF_1T2R" : "RF_1T1R");
if (get_rf_type(rtlphy) == RF_1T1R)
rtlpriv->dm.rfpath_rxenable[0] = true;
else
rtlpriv->dm.rfpath_rxenable[0] =
rtlpriv->dm.rfpath_rxenable[1] = true;
- RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "VersionID = 0x%4x\n",
- rtlhal->version);
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "VersionID = 0x%4x\n",
+ rtlhal->version);
}
/**
- * writeLLT - LLT table write access
- * @io: io callback
+ * rtl92c_llt_write - LLT table write access
+ * @hw: Pointer to the ieee80211_hw structure.
* @address: LLT logical address.
* @data: LLT data content
*
@@ -165,13 +143,13 @@ bool rtl92c_llt_write(struct ieee80211_hw *hw, u32 address, u32 data)
} while (++count);
return status;
}
+
/**
- * rtl92c_init_LLT_table - Init LLT table
- * @io: io callback
- * @boundary:
+ * rtl92c_init_llt_table - Init LLT table
+ * @hw: Pointer to the ieee80211_hw structure.
+ * @boundary: Page boundary.
*
* Realtek hardware access function.
- *
*/
bool rtl92c_init_llt_table(struct ieee80211_hw *hw, u32 boundary)
{
@@ -180,14 +158,14 @@ bool rtl92c_init_llt_table(struct ieee80211_hw *hw, u32 boundary)
for (i = 0; i < (boundary - 1); i++) {
rst = rtl92c_llt_write(hw, i , i + 1);
- if (true != rst) {
+ if (!rst) {
pr_err("===> %s #1 fail\n", __func__);
return rst;
}
}
/* end of list */
rst = rtl92c_llt_write(hw, (boundary - 1), 0xFF);
- if (true != rst) {
+ if (!rst) {
pr_err("===> %s #2 fail\n", __func__);
return rst;
}
@@ -198,19 +176,20 @@ bool rtl92c_init_llt_table(struct ieee80211_hw *hw, u32 boundary)
*/
for (i = boundary; i < LLT_LAST_ENTRY_OF_TX_PKT_BUFFER; i++) {
rst = rtl92c_llt_write(hw, i, (i + 1));
- if (true != rst) {
+ if (!rst) {
pr_err("===> %s #3 fail\n", __func__);
return rst;
}
}
/* Let last entry point to the start entry of ring buffer */
rst = rtl92c_llt_write(hw, LLT_LAST_ENTRY_OF_TX_PKT_BUFFER, boundary);
- if (true != rst) {
+ if (!rst) {
pr_err("===> %s #4 fail\n", __func__);
return rst;
}
return rst;
}
+
void rtl92c_set_key(struct ieee80211_hw *hw, u32 key_index,
u8 *p_macaddr, bool is_group, u8 enc_algo,
bool is_wepkey, bool clear_all)
@@ -236,7 +215,7 @@ void rtl92c_set_key(struct ieee80211_hw *hw, u32 key_index,
u8 cam_offset = 0;
u8 clear_number = 5;
- RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "clear_all\n");
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "clear_all\n");
for (idx = 0; idx < clear_number; idx++) {
rtl_cam_mark_invalid(hw, cam_offset + idx);
rtl_cam_empty_entry(hw, cam_offset + idx);
@@ -290,30 +269,30 @@ void rtl92c_set_key(struct ieee80211_hw *hw, u32 key_index,
}
}
if (rtlpriv->sec.key_len[key_index] == 0) {
- RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
- "delete one entry\n");
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
+ "delete one entry\n");
if (mac->opmode == NL80211_IFTYPE_AP ||
mac->opmode == NL80211_IFTYPE_MESH_POINT)
rtl_cam_del_entry(hw, p_macaddr);
rtl_cam_delete_one_entry(hw, p_macaddr, entry_id);
} else {
- RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD,
- "The insert KEY length is %d\n",
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD,
+ "The insert KEY length is %d\n",
rtlpriv->sec.key_len[PAIRWISE_KEYIDX]);
- RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD,
- "The insert KEY is %x %x\n",
- rtlpriv->sec.key_buf[0][0],
- rtlpriv->sec.key_buf[0][1]);
- RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
- "add one entry\n");
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD,
+ "The insert KEY is %x %x\n",
+ rtlpriv->sec.key_buf[0][0],
+ rtlpriv->sec.key_buf[0][1]);
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
+ "add one entry\n");
if (is_pairwise) {
RT_PRINT_DATA(rtlpriv, COMP_SEC, DBG_LOUD,
"Pairwise Key content",
rtlpriv->sec.pairwise_key,
rtlpriv->sec.
key_len[PAIRWISE_KEYIDX]);
- RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
- "set Pairwise key\n");
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
+ "set Pairwise key\n");
rtl_cam_add_one_entry(hw, macaddr, key_index,
entry_id, enc_algo,
@@ -321,8 +300,8 @@ void rtl92c_set_key(struct ieee80211_hw *hw, u32 key_index,
rtlpriv->sec.
key_buf[key_index]);
} else {
- RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
- "set group key\n");
+ rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
+ "set group key\n");
if (mac->opmode == NL80211_IFTYPE_ADHOC) {
rtl_cam_add_one_entry(hw,
rtlefuse->dev_addr,
@@ -392,6 +371,7 @@ void rtl92c_set_qos(struct ieee80211_hw *hw, int aci)
void rtl92c_init_driver_info_size(struct ieee80211_hw *hw, u8 size)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
+
rtl_write_byte(rtlpriv, REG_RX_DRVINFO_SZ, size);
}
@@ -403,27 +383,27 @@ int rtl92c_set_network_type(struct ieee80211_hw *hw, enum nl80211_iftype type)
switch (type) {
case NL80211_IFTYPE_UNSPECIFIED:
value = NT_NO_LINK;
- RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
- "Set Network type to NO LINK!\n");
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+ "Set Network type to NO LINK!\n");
break;
case NL80211_IFTYPE_ADHOC:
value = NT_LINK_AD_HOC;
- RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
- "Set Network type to Ad Hoc!\n");
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+ "Set Network type to Ad Hoc!\n");
break;
case NL80211_IFTYPE_STATION:
value = NT_LINK_AP;
- RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
- "Set Network type to STA!\n");
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+ "Set Network type to STA!\n");
break;
case NL80211_IFTYPE_AP:
value = NT_AS_AP;
- RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
- "Set Network type to AP!\n");
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+ "Set Network type to AP!\n");
break;
default:
- RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
- "Network type %d not supported!\n", type);
+ rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
+ "Network type %d not supported!\n", type);
return -EOPNOTSUPP;
}
rtl_write_byte(rtlpriv, MSR, value);
@@ -587,60 +567,6 @@ void rtl92c_set_min_space(struct ieee80211_hw *hw, bool is2T)
/*==============================================================*/
-static u8 _rtl92c_query_rxpwrpercentage(s8 antpower)
-{
- if ((antpower <= -100) || (antpower >= 20))
- return 0;
- else if (antpower >= 0)
- return 100;
- else
- return 100 + antpower;
-}
-
-static u8 _rtl92c_evm_db_to_percentage(s8 value)
-{
- s8 ret_val;
-
- ret_val = value;
- if (ret_val >= 0)
- ret_val = 0;
- if (ret_val <= -33)
- ret_val = -33;
- ret_val = 0 - ret_val;
- ret_val *= 3;
- if (ret_val == 99)
- ret_val = 100;
- return ret_val;
-}
-
-static long _rtl92c_signal_scale_mapping(struct ieee80211_hw *hw,
- long currsig)
-{
- long retsig;
-
- if (currsig >= 61 && currsig <= 100)
- retsig = 90 + ((currsig - 60) / 4);
- else if (currsig >= 41 && currsig <= 60)
- retsig = 78 + ((currsig - 40) / 2);
- else if (currsig >= 31 && currsig <= 40)
- retsig = 66 + (currsig - 30);
- else if (currsig >= 21 && currsig <= 30)
- retsig = 54 + (currsig - 20);
- else if (currsig >= 5 && currsig <= 20)
- retsig = 42 + (((currsig - 5) * 2) / 3);
- else if (currsig == 4)
- retsig = 36;
- else if (currsig == 3)
- retsig = 27;
- else if (currsig == 2)
- retsig = 18;
- else if (currsig == 1)
- retsig = 9;
- else
- retsig = currsig;
- return retsig;
-}
-
static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
struct rtl_stats *pstats,
struct rx_desc_92c *p_desc,
@@ -658,7 +584,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
u32 rssi, total_rssi = 0;
bool in_powersavemode = false;
bool is_cck_rate;
- u8 *pdesc = (u8 *)p_desc;
+ __le32 *pdesc = (__le32 *)p_desc;
is_cck_rate = RX_HAL_IS_CCK_RATE(p_desc->rxmcs);
pstats->packet_matchbssid = packet_match_bssid;
@@ -669,6 +595,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
pstats->RX_SIGQ[1] = -1;
if (is_cck_rate) {
u8 report, cck_highpwr;
+
cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo;
if (!in_powersavemode)
cck_highpwr = rtlphy->cck_high_power;
@@ -676,6 +603,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
cck_highpwr = false;
if (!cck_highpwr) {
u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
+
report = cck_buf->cck_agc_rpt & 0xc0;
report = report >> 6;
switch (report) {
@@ -694,6 +622,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
}
} else {
u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
+
report = p_drvinfo->cfosho[0] & 0x60;
report = report >> 5;
switch (report) {
@@ -711,11 +640,12 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
break;
}
}
- pwdb_all = _rtl92c_query_rxpwrpercentage(rx_pwr_all);
+ pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
pstats->rx_pwdb_all = pwdb_all;
pstats->recvsignalpower = rx_pwr_all;
if (packet_match_bssid) {
u8 sq;
+
if (pstats->rx_pwdb_all > 40)
sq = 100;
else {
@@ -739,7 +669,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
rf_rx_num++;
rx_pwr[i] =
((p_drvinfo->gain_trsw[i] & 0x3f) * 2) - 110;
- rssi = _rtl92c_query_rxpwrpercentage(rx_pwr[i]);
+ rssi = rtl_query_rxpwrpercentage(rx_pwr[i]);
total_rssi += rssi;
rtlpriv->stats.rx_snr_db[i] =
(long)(p_drvinfo->rxsnr[i] / 2);
@@ -748,18 +678,18 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rx_mimo_signalstrength[i] = (u8) rssi;
}
rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;
- pwdb_all = _rtl92c_query_rxpwrpercentage(rx_pwr_all);
+ pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
pstats->rx_pwdb_all = pwdb_all;
pstats->rxpower = rx_pwr_all;
pstats->recvsignalpower = rx_pwr_all;
- if (GET_RX_DESC_RX_MCS(pdesc) &&
- GET_RX_DESC_RX_MCS(pdesc) >= DESC_RATEMCS8 &&
- GET_RX_DESC_RX_MCS(pdesc) <= DESC_RATEMCS15)
+ if (get_rx_desc_rx_mcs(pdesc) &&
+ get_rx_desc_rx_mcs(pdesc) >= DESC_RATEMCS8 &&
+ get_rx_desc_rx_mcs(pdesc) <= DESC_RATEMCS15)
max_spatial_stream = 2;
else
max_spatial_stream = 1;
for (i = 0; i < max_spatial_stream; i++) {
- evm = _rtl92c_evm_db_to_percentage(p_drvinfo->rxevm[i]);
+ evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]);
if (packet_match_bssid) {
if (i == 0)
pstats->signalquality =
@@ -771,11 +701,10 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
}
if (is_cck_rate)
pstats->signalstrength =
- (u8) (_rtl92c_signal_scale_mapping(hw, pwdb_all));
+ (u8)(rtl_signal_scale_mapping(hw, pwdb_all));
else if (rf_rx_num != 0)
pstats->signalstrength =
- (u8) (_rtl92c_signal_scale_mapping
- (hw, total_rssi /= rf_rx_num));
+ (u8)(rtl_signal_scale_mapping(hw, total_rssi /= rf_rx_num));
}
void rtl92c_translate_rx_signal_stuff(struct ieee80211_hw *hw,
generated by cgit (git 2.34.1) at 2025-12-26 02:23:21 +0000