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path: root/drivers/net/wireless/rtlwifi/rtl8821ae/trx.c
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Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8821ae/trx.c')
-rw-r--r--drivers/net/wireless/rtlwifi/rtl8821ae/trx.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/trx.c b/drivers/net/wireless/rtlwifi/rtl8821ae/trx.c
index 72af4b9ee32b..174743aef943 100644
--- a/drivers/net/wireless/rtlwifi/rtl8821ae/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8821ae/trx.c
@@ -64,6 +64,20 @@ static u16 odm_cfo(char value)
return ret_val;
}
+static u8 _rtl8821ae_evm_dbm_jaguar(char value)
+{
+ char ret_val = value;
+
+ /* -33dB~0dB to 33dB ~ 0dB*/
+ if (ret_val == -128)
+ ret_val = 127;
+ else if (ret_val < 0)
+ ret_val = 0 - ret_val;
+
+ ret_val = ret_val >> 1;
+ return ret_val;
+}
+
static void query_rxphystatus(struct ieee80211_hw *hw,
struct rtl_stats *pstatus, u8 *pdesc,
struct rx_fwinfo_8821ae *p_drvinfo,
@@ -246,7 +260,7 @@ static void query_rxphystatus(struct ieee80211_hw *hw,
for (i = 0; i < max_spatial_stream; i++) {
evm = rtl_evm_db_to_percentage(p_phystrpt->rxevm[i]);
- evmdbm = rtl_evm_dbm_jaguar(p_phystrpt->rxevm[i]);
+ evmdbm = _rtl8821ae_evm_dbm_jaguar(p_phystrpt->rxevm[i]);
if (bpacket_match_bssid) {
/* Fill value in RFD, Get the first