diff options
| author | Taehee Yoo <ap420073@gmail.com> | 2015-06-04 09:47:42 +0900 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-06-08 11:48:27 +0300 |
| commit | ca7bdd95b26d1424e925f17eb546a491d93afd49 (patch) | |
| tree | 4c9ce7c7ec19aad0bf8728b759e9d5709a815f69 | |
| parent | ec264a43029ff0754270864e5a93dcdaeea276d7 (diff) | |
| download | lwn-ca7bdd95b26d1424e925f17eb546a491d93afd49.tar.gz lwn-ca7bdd95b26d1424e925f17eb546a491d93afd49.zip | |
rtlwifi: rtl8192cu: Fix performance issue.
After physical reconnect, the rtl8192cu chipset shows low
transmission rates.It cause is that variable "iqk_initialized"
do not de-initialized. So I add this code.
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192cu/hw.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 189859617db8..6a4ef051d618 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -987,7 +987,6 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); int err = 0; - static bool iqk_initialized; unsigned long flags; /* As this function can take a very long time (up to 350 ms) @@ -1038,11 +1037,11 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr); if (ppsc->rfpwr_state == ERFON) { rtl92c_phy_set_rfpath_switch(hw, 1); - if (iqk_initialized) { + if (rtlphy->iqk_initialized) { rtl92c_phy_iq_calibrate(hw, true); } else { rtl92c_phy_iq_calibrate(hw, false); - iqk_initialized = true; + rtlphy->iqk_initialized = true; } rtl92c_dm_check_txpower_tracking(hw); rtl92c_phy_lc_calibrate(hw); @@ -1391,6 +1390,9 @@ void rtl92cu_card_disable(struct ieee80211_hw *hw) _CardDisableHWSM(hw); else _CardDisableWithoutHWSM(hw); + + /* after power off we should do iqk again */ + rtlpriv->phy.iqk_initialized = false; } void rtl92cu_set_check_bssid(struct ieee80211_hw *hw, bool check_bssid) |