diff options
| author | Yan-Hsuan Chuang <yhchuang@realtek.com> | 2017-04-13 13:06:54 -0500 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2017-04-20 10:24:02 +0300 |
| commit | eebc58782eff0253934b834934ab5ba385e5390e (patch) | |
| tree | 105232d9a300d2eb0867ecda5d1dbd4d201ea5fc /drivers/net/wireless | |
| parent | 4776d349071d6cf85886e85721f71599b832bf72 (diff) | |
rtlwifi: btcoex: 21a 2ant: monitor wifi counter to check network status
If there are a lot of low-rate packets, then the connection of wifi is
unstable. If so, we should switch resource to bt to have a higher
transmission quality, or wifi resource will be wasted
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Pkshih <pkshih@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c | 38 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.h | 10 |
2 files changed, 48 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c index 7f685a02d865..e23670a23e4d 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c @@ -306,6 +306,43 @@ static void btc8821a2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); } +static void btc8821a2ant_monitor_wifi_ctr(struct btc_coexist *btcoexist) +{ + if (coex_sta->under_ips) { + coex_sta->crc_ok_cck = 0; + coex_sta->crc_ok_11g = 0; + coex_sta->crc_ok_11n = 0; + coex_sta->crc_ok_11n_agg = 0; + + coex_sta->crc_err_cck = 0; + coex_sta->crc_err_11g = 0; + coex_sta->crc_err_11n = 0; + coex_sta->crc_err_11n_agg = 0; + } else { + coex_sta->crc_ok_cck = + btcoexist->btc_read_4byte(btcoexist, 0xf88); + coex_sta->crc_ok_11g = + btcoexist->btc_read_2byte(btcoexist, 0xf94); + coex_sta->crc_ok_11n = + btcoexist->btc_read_2byte(btcoexist, 0xf90); + coex_sta->crc_ok_11n_agg = + btcoexist->btc_read_2byte(btcoexist, 0xfb8); + + coex_sta->crc_err_cck = + btcoexist->btc_read_4byte(btcoexist, 0xf84); + coex_sta->crc_err_11g = + btcoexist->btc_read_2byte(btcoexist, 0xf96); + coex_sta->crc_err_11n = + btcoexist->btc_read_2byte(btcoexist, 0xf92); + coex_sta->crc_err_11n_agg = + btcoexist->btc_read_2byte(btcoexist, 0xfba); + } + + /* reset counter */ + btcoexist->btc_write_1byte_bitmask(btcoexist, 0xf16, 0x1, 0x1); + btcoexist->btc_write_1byte_bitmask(btcoexist, 0xf16, 0x1, 0x0); +} + static void btc8821a2ant_query_bt_info(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2888,4 +2925,5 @@ void ex_btc8821a2ant_periodical(struct btc_coexist *btcoexist) btc8821a2ant_query_bt_info(btcoexist); btc8821a2ant_monitor_bt_ctr(btcoexist); + btc8821a2ant_monitor_wifi_ctr(btcoexist); } diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.h index b4cf1f53d510..ce8e0d719e78 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.h @@ -141,6 +141,16 @@ struct coex_sta_8821a_2ant { bool c2h_bt_inquiry_page; u8 bt_retry_cnt; u8 bt_info_ext; + + u32 crc_ok_cck; + u32 crc_ok_11g; + u32 crc_ok_11n; + u32 crc_ok_11n_agg; + + u32 crc_err_cck; + u32 crc_err_11g; + u32 crc_err_11n; + u32 crc_err_11n_agg; }; /*=========================================== |