From: Yan-Hsuan Chuang <yhchuang@xxxxxxxxxxx>
If there are too many CRC error packets, it means the wifi is operating
under low quality circumstances. If so, we need to reallocate the
resources of wifi and bt
Signed-off-by: Yan-Hsuan Chuang <yhchuang@xxxxxxxxxxx>
Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
Cc: Pkshih <pkshih@xxxxxxxxxxx>
Cc: Birming Chiu <birming@xxxxxxxxxxx>
Cc: Shaofu <shaofu@xxxxxxxxxxx>
Cc: Steven Ting <steventing@xxxxxxxxxxx>
---
.../realtek/rtlwifi/btcoexist/halbtc8723b2ant.c | 40 ++++++++++++++++++++++
.../realtek/rtlwifi/btcoexist/halbtc8723b2ant.h | 10 ++++++
2 files changed, 50 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c
index 1361788..16759b0 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c
@@ -309,6 +309,43 @@ static void btc8723b2ant_monitor_bt_ctr(struct btc_coexist *btcoexist)
btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc);
}
+static void btc8723b2ant_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 btc8723b2ant_query_bt_info(struct btc_coexist *btcoexist)
{
struct rtl_priv *rtlpriv = btcoexist->adapter;
@@ -2875,6 +2912,9 @@ void ex_btc8723b2ant_periodical(struct btc_coexist *btcoexist)
#if (BT_AUTO_REPORT_ONLY_8723B_2ANT == 0)
btc8723b2ant_query_bt_info(btcoexist);
#else
+ btc8723b2ant_monitor_bt_ctr(btcoexist);
+ btc8723b2ant_monitor_wifi_ctr(btcoexist);
+
if (btc8723b2ant_is_wifi_status_changed(btcoexist) ||
coex_dm->auto_tdma_adjust)
btc8723b2ant_run_coexist_mechanism(btcoexist);
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h
index d787ae3..d1bfdbe 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h
@@ -149,6 +149,16 @@ struct coex_sta_8723b_2ant {
u8 bt_retry_cnt;
u8 bt_info_ext;
u32 pop_event_cnt;
+
+ 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;
};
/*********************************************************************
--
2.10.2
