+++ /dev/null
-/******************************************************************************
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
- *
- * 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>
- *
-****************************************************************************/
-
-#include "../wifi.h"
-#include "../pci.h"
-#include "../usb.h"
-#include "../ps.h"
-#include "../cam.h"
-#include "../stats.h"
-#include "reg.h"
-#include "def.h"
-#include "phy.h"
-#include "rf.h"
-#include "dm.h"
-#include "mac.h"
-#include "trx.h"
-#include "../rtl8192c/fw_common.h"
-
-#include <linux/module.h>
-
-/* macro to shorten lines */
-
-#define LINK_Q ui_link_quality
-#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);
- struct rtl_phy *rtlphy = &(rtlpriv->phy);
- struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
- enum version_8192c chip_version = VERSION_UNKNOWN;
- const char *versionid;
- u32 value32;
-
- value32 = rtl_read_dword(rtlpriv, REG_SYS_CFG);
- if (value32 & TRP_VAUX_EN) {
- chip_version = (value32 & TYPE_ID) ? VERSION_TEST_CHIP_92C :
- VERSION_TEST_CHIP_88C;
- } else {
- /* Normal mass production chip. */
- chip_version = NORMAL_CHIP;
- chip_version |= ((value32 & TYPE_ID) ? CHIP_92C : 0);
- chip_version |= ((value32 & VENDOR_ID) ? CHIP_VENDOR_UMC : 0);
- /* RTL8723 with BT function. */
- chip_version |= ((value32 & BT_FUNC) ? CHIP_8723 : 0);
- if (IS_VENDOR_UMC(chip_version))
- chip_version |= ((value32 & CHIP_VER_RTL_MASK) ?
- CHIP_VENDOR_UMC_B_CUT : 0);
- if (IS_92C_SERIAL(chip_version)) {
- value32 = rtl_read_dword(rtlpriv, REG_HPON_FSM);
- chip_version |= ((CHIP_BONDING_IDENTIFIER(value32) ==
- CHIP_BONDING_92C_1T2R) ? CHIP_92C_1T2R : 0);
- } else if (IS_8723_SERIES(chip_version)) {
- value32 = rtl_read_dword(rtlpriv, REG_GPIO_OUTSTS);
- chip_version |= ((value32 & RF_RL_ID) ?
- CHIP_8723_DRV_REV : 0);
- }
- }
- rtlhal->version = (enum version_8192c)chip_version;
- pr_info("Chip version 0x%x\n", chip_version);
- switch (rtlhal->version) {
- case VERSION_NORMAL_TSMC_CHIP_92C_1T2R:
- versionid = "NORMAL_B_CHIP_92C";
- break;
- case VERSION_NORMAL_TSMC_CHIP_92C:
- versionid = "NORMAL_TSMC_CHIP_92C";
- break;
- case VERSION_NORMAL_TSMC_CHIP_88C:
- versionid = "NORMAL_TSMC_CHIP_88C";
- break;
- case VERSION_NORMAL_UMC_CHIP_92C_1T2R_A_CUT:
- versionid = "NORMAL_UMC_CHIP_i92C_1T2R_A_CUT";
- break;
- case VERSION_NORMAL_UMC_CHIP_92C_A_CUT:
- versionid = "NORMAL_UMC_CHIP_92C_A_CUT";
- break;
- case VERSION_NORMAL_UMC_CHIP_88C_A_CUT:
- versionid = "NORMAL_UMC_CHIP_88C_A_CUT";
- break;
- case VERSION_NORMAL_UMC_CHIP_92C_1T2R_B_CUT:
- versionid = "NORMAL_UMC_CHIP_92C_1T2R_B_CUT";
- break;
- case VERSION_NORMAL_UMC_CHIP_92C_B_CUT:
- versionid = "NORMAL_UMC_CHIP_92C_B_CUT";
- break;
- case VERSION_NORMAL_UMC_CHIP_88C_B_CUT:
- versionid = "NORMAL_UMC_CHIP_88C_B_CUT";
- break;
- case VERSION_NORMA_UMC_CHIP_8723_1T1R_A_CUT:
- versionid = "NORMAL_UMC_CHIP_8723_1T1R_A_CUT";
- break;
- case VERSION_NORMA_UMC_CHIP_8723_1T1R_B_CUT:
- versionid = "NORMAL_UMC_CHIP_8723_1T1R_B_CUT";
- break;
- case VERSION_TEST_CHIP_92C:
- versionid = "TEST_CHIP_92C";
- break;
- case VERSION_TEST_CHIP_88C:
- versionid = "TEST_CHIP_88C";
- break;
- default:
- versionid = "UNKNOWN";
- break;
- }
- RT_TRACE(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");
- 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);
-}
-
-/**
- * writeLLT - LLT table write access
- * @io: io callback
- * @address: LLT logical address.
- * @data: LLT data content
- *
- * Realtek hardware access function.
- *
- */
-bool rtl92c_llt_write(struct ieee80211_hw *hw, u32 address, u32 data)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- bool status = true;
- long count = 0;
- u32 value = _LLT_INIT_ADDR(address) |
- _LLT_INIT_DATA(data) | _LLT_OP(_LLT_WRITE_ACCESS);
-
- rtl_write_dword(rtlpriv, REG_LLT_INIT, value);
- do {
- value = rtl_read_dword(rtlpriv, REG_LLT_INIT);
- if (_LLT_NO_ACTIVE == _LLT_OP_VALUE(value))
- break;
- if (count > POLLING_LLT_THRESHOLD) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- "Failed to polling write LLT done at address %d! _LLT_OP_VALUE(%x)\n",
- address, _LLT_OP_VALUE(value));
- status = false;
- break;
- }
- } while (++count);
- return status;
-}
-/**
- * rtl92c_init_LLT_table - Init LLT table
- * @io: io callback
- * @boundary:
- *
- * Realtek hardware access function.
- *
- */
-bool rtl92c_init_llt_table(struct ieee80211_hw *hw, u32 boundary)
-{
- bool rst = true;
- u32 i;
-
- for (i = 0; i < (boundary - 1); i++) {
- rst = rtl92c_llt_write(hw, i , i + 1);
- if (true != rst) {
- pr_err("===> %s #1 fail\n", __func__);
- return rst;
- }
- }
- /* end of list */
- rst = rtl92c_llt_write(hw, (boundary - 1), 0xFF);
- if (true != rst) {
- pr_err("===> %s #2 fail\n", __func__);
- return rst;
- }
- /* Make the other pages as ring buffer
- * This ring buffer is used as beacon buffer if we config this MAC
- * as two MAC transfer.
- * Otherwise used as local loopback buffer.
- */
- for (i = boundary; i < LLT_LAST_ENTRY_OF_TX_PKT_BUFFER; i++) {
- rst = rtl92c_llt_write(hw, i, (i + 1));
- if (true != 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) {
- 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)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
- u8 *macaddr = p_macaddr;
- u32 entry_id = 0;
- bool is_pairwise = false;
- static u8 cam_const_addr[4][6] = {
- {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
- {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
- {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
- {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}
- };
- static u8 cam_const_broad[] = {
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
- };
-
- if (clear_all) {
- u8 idx = 0;
- u8 cam_offset = 0;
- u8 clear_number = 5;
-
- RT_TRACE(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);
- if (idx < 5) {
- memset(rtlpriv->sec.key_buf[idx], 0,
- MAX_KEY_LEN);
- rtlpriv->sec.key_len[idx] = 0;
- }
- }
- } else {
- switch (enc_algo) {
- case WEP40_ENCRYPTION:
- enc_algo = CAM_WEP40;
- break;
- case WEP104_ENCRYPTION:
- enc_algo = CAM_WEP104;
- break;
- case TKIP_ENCRYPTION:
- enc_algo = CAM_TKIP;
- break;
- case AESCCMP_ENCRYPTION:
- enc_algo = CAM_AES;
- break;
- default:
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- "illegal switch case\n");
- enc_algo = CAM_TKIP;
- break;
- }
- if (is_wepkey || rtlpriv->sec.use_defaultkey) {
- macaddr = cam_const_addr[key_index];
- entry_id = key_index;
- } else {
- if (is_group) {
- macaddr = cam_const_broad;
- entry_id = key_index;
- } else {
- if (mac->opmode == NL80211_IFTYPE_AP ||
- mac->opmode == NL80211_IFTYPE_MESH_POINT) {
- entry_id = rtl_cam_get_free_entry(hw,
- p_macaddr);
- if (entry_id >= TOTAL_CAM_ENTRY) {
- RT_TRACE(rtlpriv, COMP_SEC,
- DBG_EMERG,
- "Can not find free hw security cam entry\n");
- return;
- }
- } else {
- entry_id = CAM_PAIRWISE_KEY_POSITION;
- }
-
- key_index = PAIRWISE_KEYIDX;
- is_pairwise = true;
- }
- }
- if (rtlpriv->sec.key_len[key_index] == 0) {
- RT_TRACE(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",
- 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");
- 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_cam_add_one_entry(hw, macaddr, key_index,
- entry_id, enc_algo,
- CAM_CONFIG_NO_USEDK,
- rtlpriv->sec.
- key_buf[key_index]);
- } else {
- RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
- "set group key\n");
- if (mac->opmode == NL80211_IFTYPE_ADHOC) {
- rtl_cam_add_one_entry(hw,
- rtlefuse->dev_addr,
- PAIRWISE_KEYIDX,
- CAM_PAIRWISE_KEY_POSITION,
- enc_algo,
- CAM_CONFIG_NO_USEDK,
- rtlpriv->sec.key_buf
- [entry_id]);
- }
- rtl_cam_add_one_entry(hw, macaddr, key_index,
- entry_id, enc_algo,
- CAM_CONFIG_NO_USEDK,
- rtlpriv->sec.key_buf[entry_id]);
- }
- }
- }
-}
-
-u32 rtl92c_get_txdma_status(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- return rtl_read_dword(rtlpriv, REG_TXDMA_STATUS);
-}
-
-void rtl92c_enable_interrupt(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
-
- if (IS_HARDWARE_TYPE_8192CE(rtlhal)) {
- rtl_write_dword(rtlpriv, REG_HIMR, rtlpci->irq_mask[0] &
- 0xFFFFFFFF);
- rtl_write_dword(rtlpriv, REG_HIMRE, rtlpci->irq_mask[1] &
- 0xFFFFFFFF);
- } else {
- rtl_write_dword(rtlpriv, REG_HIMR, rtlusb->irq_mask[0] &
- 0xFFFFFFFF);
- rtl_write_dword(rtlpriv, REG_HIMRE, rtlusb->irq_mask[1] &
- 0xFFFFFFFF);
- }
-}
-
-void rtl92c_init_interrupt(struct ieee80211_hw *hw)
-{
- rtl92c_enable_interrupt(hw);
-}
-
-void rtl92c_disable_interrupt(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_dword(rtlpriv, REG_HIMR, IMR8190_DISABLED);
- rtl_write_dword(rtlpriv, REG_HIMRE, IMR8190_DISABLED);
-}
-
-void rtl92c_set_qos(struct ieee80211_hw *hw, int aci)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- u32 u4b_ac_param;
-
- rtl92c_dm_init_edca_turbo(hw);
- u4b_ac_param = (u32) mac->ac[aci].aifs;
- u4b_ac_param |=
- ((u32) le16_to_cpu(mac->ac[aci].cw_min) & 0xF) <<
- AC_PARAM_ECW_MIN_OFFSET;
- u4b_ac_param |=
- ((u32) le16_to_cpu(mac->ac[aci].cw_max) & 0xF) <<
- AC_PARAM_ECW_MAX_OFFSET;
- u4b_ac_param |= (u32) le16_to_cpu(mac->ac[aci].tx_op) <<
- AC_PARAM_TXOP_OFFSET;
- RT_TRACE(rtlpriv, COMP_QOS, DBG_LOUD, "queue:%x, ac_param:%x\n",
- aci, u4b_ac_param);
- switch (aci) {
- case AC1_BK:
- rtl_write_dword(rtlpriv, REG_EDCA_BK_PARAM, u4b_ac_param);
- break;
- case AC0_BE:
- rtl_write_dword(rtlpriv, REG_EDCA_BE_PARAM, u4b_ac_param);
- break;
- case AC2_VI:
- rtl_write_dword(rtlpriv, REG_EDCA_VI_PARAM, u4b_ac_param);
- break;
- case AC3_VO:
- rtl_write_dword(rtlpriv, REG_EDCA_VO_PARAM, u4b_ac_param);
- break;
- default:
- RT_ASSERT(false, "invalid aci: %d !\n", aci);
- break;
- }
-}
-
-/*-------------------------------------------------------------------------
- * HW MAC Address
- *-------------------------------------------------------------------------*/
-void rtl92c_set_mac_addr(struct ieee80211_hw *hw, const u8 *addr)
-{
- u32 i;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- for (i = 0 ; i < ETH_ALEN ; i++)
- rtl_write_byte(rtlpriv, (REG_MACID + i), *(addr+i));
-
- RT_TRACE(rtlpriv, COMP_CMD, DBG_DMESG,
- "MAC Address: %02X-%02X-%02X-%02X-%02X-%02X\n",
- rtl_read_byte(rtlpriv, REG_MACID),
- rtl_read_byte(rtlpriv, REG_MACID+1),
- rtl_read_byte(rtlpriv, REG_MACID+2),
- rtl_read_byte(rtlpriv, REG_MACID+3),
- rtl_read_byte(rtlpriv, REG_MACID+4),
- rtl_read_byte(rtlpriv, REG_MACID+5));
-}
-
-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);
-}
-
-int rtl92c_set_network_type(struct ieee80211_hw *hw, enum nl80211_iftype type)
-{
- u8 value;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- switch (type) {
- case NL80211_IFTYPE_UNSPECIFIED:
- value = NT_NO_LINK;
- RT_TRACE(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");
- break;
- case NL80211_IFTYPE_STATION:
- value = NT_LINK_AP;
- RT_TRACE(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");
- break;
- default:
- RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
- "Network type %d not supported!\n", type);
- return -EOPNOTSUPP;
- }
- rtl_write_byte(rtlpriv, MSR, value);
- return 0;
-}
-
-void rtl92c_init_network_type(struct ieee80211_hw *hw)
-{
- rtl92c_set_network_type(hw, NL80211_IFTYPE_UNSPECIFIED);
-}
-
-void rtl92c_init_adaptive_ctrl(struct ieee80211_hw *hw)
-{
- u16 value16;
- u32 value32;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- /* Response Rate Set */
- value32 = rtl_read_dword(rtlpriv, REG_RRSR);
- value32 &= ~RATE_BITMAP_ALL;
- value32 |= RATE_RRSR_CCK_ONLY_1M;
- rtl_write_dword(rtlpriv, REG_RRSR, value32);
- /* SIFS (used in NAV) */
- value16 = _SPEC_SIFS_CCK(0x10) | _SPEC_SIFS_OFDM(0x10);
- rtl_write_word(rtlpriv, REG_SPEC_SIFS, value16);
- /* Retry Limit */
- value16 = _LRL(0x30) | _SRL(0x30);
- rtl_write_dword(rtlpriv, REG_RL, value16);
-}
-
-void rtl92c_init_rate_fallback(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- /* Set Data Auto Rate Fallback Retry Count register. */
- rtl_write_dword(rtlpriv, REG_DARFRC, 0x00000000);
- rtl_write_dword(rtlpriv, REG_DARFRC+4, 0x10080404);
- rtl_write_dword(rtlpriv, REG_RARFRC, 0x04030201);
- rtl_write_dword(rtlpriv, REG_RARFRC+4, 0x08070605);
-}
-
-static void rtl92c_set_cck_sifs(struct ieee80211_hw *hw, u8 trx_sifs,
- u8 ctx_sifs)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_byte(rtlpriv, REG_SIFS_CCK, trx_sifs);
- rtl_write_byte(rtlpriv, (REG_SIFS_CCK + 1), ctx_sifs);
-}
-
-static void rtl92c_set_ofdm_sifs(struct ieee80211_hw *hw, u8 trx_sifs,
- u8 ctx_sifs)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_byte(rtlpriv, REG_SIFS_OFDM, trx_sifs);
- rtl_write_byte(rtlpriv, (REG_SIFS_OFDM + 1), ctx_sifs);
-}
-
-void rtl92c_init_edca_param(struct ieee80211_hw *hw,
- u16 queue, u16 txop, u8 cw_min, u8 cw_max, u8 aifs)
-{
- /* sequence: VO, VI, BE, BK ==> the same as 92C hardware design.
- * referenc : enum nl80211_txq_q or ieee80211_set_wmm_default function.
- */
- u32 value;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- value = (u32)aifs;
- value |= ((u32)cw_min & 0xF) << 8;
- value |= ((u32)cw_max & 0xF) << 12;
- value |= (u32)txop << 16;
- /* 92C hardware register sequence is the same as queue number. */
- rtl_write_dword(rtlpriv, (REG_EDCA_VO_PARAM + (queue * 4)), value);
-}
-
-void rtl92c_init_edca(struct ieee80211_hw *hw)
-{
- u16 value16;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- /* disable EDCCA count down, to reduce collison and retry */
- value16 = rtl_read_word(rtlpriv, REG_RD_CTRL);
- value16 |= DIS_EDCA_CNT_DWN;
- rtl_write_word(rtlpriv, REG_RD_CTRL, value16);
- /* Update SIFS timing. ??????????
- * pHalData->SifsTime = 0x0e0e0a0a; */
- rtl92c_set_cck_sifs(hw, 0xa, 0xa);
- rtl92c_set_ofdm_sifs(hw, 0xe, 0xe);
- /* Set CCK/OFDM SIFS to be 10us. */
- rtl_write_word(rtlpriv, REG_SIFS_CCK, 0x0a0a);
- rtl_write_word(rtlpriv, REG_SIFS_OFDM, 0x1010);
- rtl_write_word(rtlpriv, REG_PROT_MODE_CTRL, 0x0204);
- rtl_write_dword(rtlpriv, REG_BAR_MODE_CTRL, 0x014004);
- /* TXOP */
- rtl_write_dword(rtlpriv, REG_EDCA_BE_PARAM, 0x005EA42B);
- rtl_write_dword(rtlpriv, REG_EDCA_BK_PARAM, 0x0000A44F);
- rtl_write_dword(rtlpriv, REG_EDCA_VI_PARAM, 0x005EA324);
- rtl_write_dword(rtlpriv, REG_EDCA_VO_PARAM, 0x002FA226);
- /* PIFS */
- rtl_write_byte(rtlpriv, REG_PIFS, 0x1C);
- /* AGGR BREAK TIME Register */
- rtl_write_byte(rtlpriv, REG_AGGR_BREAK_TIME, 0x16);
- rtl_write_word(rtlpriv, REG_NAV_PROT_LEN, 0x0040);
- rtl_write_byte(rtlpriv, REG_BCNDMATIM, 0x02);
- rtl_write_byte(rtlpriv, REG_ATIMWND, 0x02);
-}
-
-void rtl92c_init_ampdu_aggregation(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_dword(rtlpriv, REG_AGGLEN_LMT, 0x99997631);
- rtl_write_byte(rtlpriv, REG_AGGR_BREAK_TIME, 0x16);
- /* init AMPDU aggregation number, tuning for Tx's TP, */
- rtl_write_word(rtlpriv, 0x4CA, 0x0708);
-}
-
-void rtl92c_init_beacon_max_error(struct ieee80211_hw *hw, bool infra_mode)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_byte(rtlpriv, REG_BCN_MAX_ERR, 0xFF);
-}
-
-void rtl92c_init_rdg_setting(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_byte(rtlpriv, REG_RD_CTRL, 0xFF);
- rtl_write_word(rtlpriv, REG_RD_NAV_NXT, 0x200);
- rtl_write_byte(rtlpriv, REG_RD_RESP_PKT_TH, 0x05);
-}
-
-void rtl92c_init_retry_function(struct ieee80211_hw *hw)
-{
- u8 value8;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- value8 = rtl_read_byte(rtlpriv, REG_FWHW_TXQ_CTRL);
- value8 |= EN_AMPDU_RTY_NEW;
- rtl_write_byte(rtlpriv, REG_FWHW_TXQ_CTRL, value8);
- /* Set ACK timeout */
- rtl_write_byte(rtlpriv, REG_ACKTO, 0x40);
-}
-
-void rtl92c_init_beacon_parameters(struct ieee80211_hw *hw,
- enum version_8192c version)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
-
- rtl_write_word(rtlpriv, REG_TBTT_PROHIBIT, 0x6404);/* ms */
- rtl_write_byte(rtlpriv, REG_DRVERLYINT, DRIVER_EARLY_INT_TIME);/*ms*/
- rtl_write_byte(rtlpriv, REG_BCNDMATIM, BCN_DMA_ATIME_INT_TIME);
- if (IS_NORMAL_CHIP(rtlhal->version))
- rtl_write_word(rtlpriv, REG_BCNTCFG, 0x660F);
- else
- rtl_write_word(rtlpriv, REG_BCNTCFG, 0x66FF);
-}
-
-void rtl92c_disable_fast_edca(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_word(rtlpriv, REG_FAST_EDCA_CTRL, 0);
-}
-
-void rtl92c_set_min_space(struct ieee80211_hw *hw, bool is2T)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u8 value = is2T ? MAX_MSS_DENSITY_2T : MAX_MSS_DENSITY_1T;
-
- rtl_write_byte(rtlpriv, REG_AMPDU_MIN_SPACE, value);
-}
-
-u16 rtl92c_get_mgt_filter(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- return rtl_read_word(rtlpriv, REG_RXFLTMAP0);
-}
-
-void rtl92c_set_mgt_filter(struct ieee80211_hw *hw, u16 filter)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_word(rtlpriv, REG_RXFLTMAP0, filter);
-}
-
-u16 rtl92c_get_ctrl_filter(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- return rtl_read_word(rtlpriv, REG_RXFLTMAP1);
-}
-
-void rtl92c_set_ctrl_filter(struct ieee80211_hw *hw, u16 filter)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_word(rtlpriv, REG_RXFLTMAP1, filter);
-}
-
-u16 rtl92c_get_data_filter(struct ieee80211_hw *hw)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- return rtl_read_word(rtlpriv, REG_RXFLTMAP2);
-}
-
-void rtl92c_set_data_filter(struct ieee80211_hw *hw, u16 filter)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtl_write_word(rtlpriv, REG_RXFLTMAP2, filter);
-}
-/*==============================================================*/
-
-static u8 _rtl92c_query_rxpwrpercentage(char 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(char value)
-{
- char 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,
- struct rx_fwinfo_92c *p_drvinfo,
- bool packet_match_bssid,
- bool packet_toself,
- bool packet_beacon)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_phy *rtlphy = &(rtlpriv->phy);
- struct phy_sts_cck_8192s_t *cck_buf;
- s8 rx_pwr_all = 0, rx_pwr[4];
- u8 rf_rx_num = 0, evm, pwdb_all;
- u8 i, max_spatial_stream;
- u32 rssi, total_rssi = 0;
- bool in_powersavemode = false;
- bool is_cck_rate;
- u8 *pdesc = (u8 *)p_desc;
-
- is_cck_rate = RX_HAL_IS_CCK_RATE(p_desc->rxmcs);
- pstats->packet_matchbssid = packet_match_bssid;
- pstats->packet_toself = packet_toself;
- pstats->packet_beacon = packet_beacon;
- pstats->is_cck = is_cck_rate;
- pstats->RX_SIGQ[0] = -1;
- 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;
- else
- 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) {
- case 0x3:
- rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
- break;
- case 0x2:
- rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
- break;
- case 0x1:
- rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
- break;
- case 0x0:
- rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
- break;
- }
- } else {
- u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
- report = p_drvinfo->cfosho[0] & 0x60;
- report = report >> 5;
- switch (report) {
- case 0x3:
- rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1);
- break;
- case 0x2:
- rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1);
- break;
- case 0x1:
- rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1);
- break;
- case 0x0:
- rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1);
- break;
- }
- }
- pwdb_all = _rtl92c_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 {
- sq = cck_buf->sq_rpt;
- if (sq > 64)
- sq = 0;
- else if (sq < 20)
- sq = 100;
- else
- sq = ((64 - sq) * 100) / 44;
- }
- pstats->signalquality = sq;
- pstats->RX_SIGQ[0] = sq;
- pstats->RX_SIGQ[1] = -1;
- }
- } else {
- rtlpriv->dm.rfpath_rxenable[0] =
- rtlpriv->dm.rfpath_rxenable[1] = true;
- for (i = RF90_PATH_A; i < RF90_PATH_MAX; i++) {
- if (rtlpriv->dm.rfpath_rxenable[i])
- rf_rx_num++;
- rx_pwr[i] =
- ((p_drvinfo->gain_trsw[i] & 0x3f) * 2) - 110;
- rssi = _rtl92c_query_rxpwrpercentage(rx_pwr[i]);
- total_rssi += rssi;
- rtlpriv->stats.rx_snr_db[i] =
- (long)(p_drvinfo->rxsnr[i] / 2);
-
- if (packet_match_bssid)
- 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);
- 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)
- 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]);
- if (packet_match_bssid) {
- if (i == 0)
- pstats->signalquality =
- (u8) (evm & 0xff);
- pstats->RX_SIGQ[i] =
- (u8) (evm & 0xff);
- }
- }
- }
- if (is_cck_rate)
- pstats->signalstrength =
- (u8) (_rtl92c_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));
-}
-
-void rtl92c_translate_rx_signal_stuff(struct ieee80211_hw *hw,
- struct sk_buff *skb,
- struct rtl_stats *pstats,
- struct rx_desc_92c *pdesc,
- struct rx_fwinfo_92c *p_drvinfo)
-{
- struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
- struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
- struct ieee80211_hdr *hdr;
- u8 *tmp_buf;
- u8 *praddr;
- __le16 fc;
- u16 type, cpu_fc;
- bool packet_matchbssid, packet_toself, packet_beacon = false;
-
- tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;
- hdr = (struct ieee80211_hdr *)tmp_buf;
- fc = hdr->frame_control;
- cpu_fc = le16_to_cpu(fc);
- type = WLAN_FC_GET_TYPE(fc);
- praddr = hdr->addr1;
- packet_matchbssid =
- ((IEEE80211_FTYPE_CTL != type) &&
- ether_addr_equal(mac->bssid,
- (cpu_fc & IEEE80211_FCTL_TODS) ? hdr->addr1 :
- (cpu_fc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 :
- hdr->addr3) &&
- (!pstats->hwerror) && (!pstats->crc) && (!pstats->icv));
-
- packet_toself = packet_matchbssid &&
- ether_addr_equal(praddr, rtlefuse->dev_addr);
- if (ieee80211_is_beacon(fc))
- packet_beacon = true;
- _rtl92c_query_rxphystatus(hw, pstats, pdesc, p_drvinfo,
- packet_matchbssid, packet_toself,
- packet_beacon);
- rtl_process_phyinfo(hw, tmp_buf, pstats);
-}
Code Review / kvmfornfv.git / blobdiff