diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c new file mode 100644 index 0000000..7d296a4 --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/rtl_btc.c @@ -0,0 +1,285 @@ +/****************************************************************************** + * + * Copyright(c) 2009-2013 Realtek Corporation. + * + * 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> + * + *****************************************************************************/ +#include "../wifi.h" +#include <linux/vmalloc.h> +#include <linux/module.h> + +#include "rtl_btc.h" +#include "halbt_precomp.h" + +static struct rtl_btc_ops rtl_btc_operation = { + .btc_init_variables = rtl_btc_init_variables, + .btc_init_hal_vars = rtl_btc_init_hal_vars, + .btc_init_hw_config = rtl_btc_init_hw_config, + .btc_ips_notify = rtl_btc_ips_notify, + .btc_lps_notify = rtl_btc_lps_notify, + .btc_scan_notify = rtl_btc_scan_notify, + .btc_connect_notify = rtl_btc_connect_notify, + .btc_mediastatus_notify = rtl_btc_mediastatus_notify, + .btc_periodical = rtl_btc_periodical, + .btc_halt_notify = rtl_btc_halt_notify, + .btc_btinfo_notify = rtl_btc_btinfo_notify, + .btc_btmpinfo_notify = rtl_btc_btmpinfo_notify, + .btc_is_limited_dig = rtl_btc_is_limited_dig, + .btc_is_disable_edca_turbo = rtl_btc_is_disable_edca_turbo, + .btc_is_bt_disabled = rtl_btc_is_bt_disabled, + .btc_special_packet_notify = rtl_btc_special_packet_notify, + .btc_record_pwr_mode = rtl_btc_record_pwr_mode, + .btc_get_lps_val = rtl_btc_get_lps_val, + .btc_get_rpwm_val = rtl_btc_get_rpwm_val, + .btc_is_bt_ctrl_lps = rtl_btc_is_bt_ctrl_lps, + .btc_is_bt_lps_on = rtl_btc_is_bt_lps_on, + .btc_get_ampdu_cfg = rtl_btc_get_ampdu_cfg, +}; + +void rtl_btc_record_pwr_mode(struct rtl_priv *rtlpriv, u8 *buf, u8 len) +{ + u8 safe_len; + + safe_len = sizeof(gl_bt_coexist.pwr_mode_val); + + if (safe_len > len) + safe_len = len; + + memcpy(gl_bt_coexist.pwr_mode_val, buf, safe_len); +} + +u8 rtl_btc_get_lps_val(struct rtl_priv *rtlpriv) +{ + return gl_bt_coexist.bt_info.lps_val; +} + +u8 rtl_btc_get_rpwm_val(struct rtl_priv *rtlpriv) +{ + return gl_bt_coexist.bt_info.rpwm_val; +} + +bool rtl_btc_is_bt_ctrl_lps(struct rtl_priv *rtlpriv) +{ + return gl_bt_coexist.bt_info.bt_ctrl_lps; +} + +bool rtl_btc_is_bt_lps_on(struct rtl_priv *rtlpriv) +{ + return gl_bt_coexist.bt_info.bt_lps_on; +} + +void rtl_btc_get_ampdu_cfg(struct rtl_priv *rtlpriv, u8 *reject_agg, + u8 *ctrl_agg_size, u8 *agg_size) +{ + if (reject_agg) + *reject_agg = gl_bt_coexist.bt_info.reject_agg_pkt; + if (ctrl_agg_size) + *ctrl_agg_size = gl_bt_coexist.bt_info.bt_ctrl_agg_buf_size; + if (agg_size) + *agg_size = gl_bt_coexist.bt_info.agg_buf_size; +} + +void rtl_btc_init_variables(struct rtl_priv *rtlpriv) +{ + exhalbtc_initlize_variables(); + exhalbtc_bind_bt_coex_withadapter(rtlpriv); +} + +void rtl_btc_init_hal_vars(struct rtl_priv *rtlpriv) +{ + /* move ant_num, bt_type and single_ant_path to + * exhalbtc_bind_bt_coex_withadapter() + */ +} + +void rtl_btc_init_hw_config(struct rtl_priv *rtlpriv) +{ + u8 bt_exist; + + bt_exist = rtl_get_hwpg_bt_exist(rtlpriv); + RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, + "%s, bt_exist is %d\n", __func__, bt_exist); + + exhalbtc_init_hw_config(&gl_bt_coexist, !bt_exist); + exhalbtc_init_coex_dm(&gl_bt_coexist); +} + +void rtl_btc_ips_notify(struct rtl_priv *rtlpriv, u8 type) +{ + exhalbtc_ips_notify(&gl_bt_coexist, type); +} + +void rtl_btc_lps_notify(struct rtl_priv *rtlpriv, u8 type) +{ + exhalbtc_lps_notify(&gl_bt_coexist, type); +} + +void rtl_btc_scan_notify(struct rtl_priv *rtlpriv, u8 scantype) +{ + exhalbtc_scan_notify(&gl_bt_coexist, scantype); +} + +void rtl_btc_connect_notify(struct rtl_priv *rtlpriv, u8 action) +{ + exhalbtc_connect_notify(&gl_bt_coexist, action); +} + +void rtl_btc_mediastatus_notify(struct rtl_priv *rtlpriv, + enum rt_media_status mstatus) +{ + exhalbtc_mediastatus_notify(&gl_bt_coexist, mstatus); +} + +void rtl_btc_periodical(struct rtl_priv *rtlpriv) +{ + /*rtl_bt_dm_monitor();*/ + exhalbtc_periodical(&gl_bt_coexist); +} + +void rtl_btc_halt_notify(void) +{ + struct btc_coexist *btcoexist = &gl_bt_coexist; + + exhalbtc_halt_notify(btcoexist); +} + +void rtl_btc_btinfo_notify(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length) +{ + exhalbtc_bt_info_notify(&gl_bt_coexist, tmp_buf, length); +} + +void rtl_btc_btmpinfo_notify(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length) +{ + u8 extid, seq, len; + u16 bt_real_fw_ver; + u8 bt_fw_ver; + + if ((length < 4) || (!tmp_buf)) + return; + + extid = tmp_buf[0]; + /* not response from BT FW then exit*/ + if (extid != 1) /* C2H_TRIG_BY_BT_FW = 1 */ + return; + + len = tmp_buf[1] >> 4; + seq = tmp_buf[2] >> 4; + + /* BT Firmware version response */ + if (seq == 0x0E) { + bt_real_fw_ver = tmp_buf[3] | (tmp_buf[4] << 8); + bt_fw_ver = tmp_buf[5]; + + gl_bt_coexist.bt_info.bt_real_fw_ver = bt_real_fw_ver; + gl_bt_coexist.bt_info.bt_fw_ver = bt_fw_ver; + } +} + +bool rtl_btc_is_limited_dig(struct rtl_priv *rtlpriv) +{ + return gl_bt_coexist.bt_info.limited_dig; +} + +bool rtl_btc_is_disable_edca_turbo(struct rtl_priv *rtlpriv) +{ + bool bt_change_edca = false; + u32 cur_edca_val; + u32 edca_bt_hs_uplink = 0x5ea42b, edca_bt_hs_downlink = 0x5ea42b; + u32 edca_hs; + u32 edca_addr = 0x504; + + cur_edca_val = rtl_read_dword(rtlpriv, edca_addr); + if (halbtc_is_wifi_uplink(rtlpriv)) { + if (cur_edca_val != edca_bt_hs_uplink) { + edca_hs = edca_bt_hs_uplink; + bt_change_edca = true; + } + } else { + if (cur_edca_val != edca_bt_hs_downlink) { + edca_hs = edca_bt_hs_downlink; + bt_change_edca = true; + } + } + + if (bt_change_edca) + rtl_write_dword(rtlpriv, edca_addr, edca_hs); + + return true; +} + +bool rtl_btc_is_bt_disabled(struct rtl_priv *rtlpriv) +{ + /* It seems 'bt_disabled' is never be initialized or set. */ + if (gl_bt_coexist.bt_info.bt_disabled) + return true; + else + return false; +} + +void rtl_btc_special_packet_notify(struct rtl_priv *rtlpriv, u8 pkt_type) +{ + return exhalbtc_special_packet_notify(&gl_bt_coexist, pkt_type); +} + +struct rtl_btc_ops *rtl_btc_get_ops_pointer(void) +{ + return &rtl_btc_operation; +} +EXPORT_SYMBOL(rtl_btc_get_ops_pointer); + + +enum rt_media_status mgnt_link_status_query(struct ieee80211_hw *hw) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + enum rt_media_status m_status = RT_MEDIA_DISCONNECT; + + u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0; + + if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED) + m_status = RT_MEDIA_CONNECT; + + return m_status; +} + +u8 rtl_get_hwpg_bt_exist(struct rtl_priv *rtlpriv) +{ + return rtlpriv->btcoexist.btc_info.btcoexist; +} + +MODULE_AUTHOR("Page He <page_he@realsil.com.cn>"); +MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); +MODULE_AUTHOR("Larry Finger <Larry.FInger@lwfinger.net>"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core"); + +static int __init rtl_btcoexist_module_init(void) +{ + return 0; +} + +static void __exit rtl_btcoexist_module_exit(void) +{ + return; +} + +module_init(rtl_btcoexist_module_init); +module_exit(rtl_btcoexist_module_exit); |