diff options
Diffstat (limited to 'drivers/staging/r8188eu/core/rtw_pwrctrl.c')
| -rw-r--r-- | drivers/staging/r8188eu/core/rtw_pwrctrl.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/staging/r8188eu/core/rtw_pwrctrl.c b/drivers/staging/r8188eu/core/rtw_pwrctrl.c index 7b816b824947..45e85b593665 100644 --- a/drivers/staging/r8188eu/core/rtw_pwrctrl.c +++ b/drivers/staging/r8188eu/core/rtw_pwrctrl.c @@ -229,6 +229,9 @@ void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_a static bool lps_rf_on(struct adapter *adapter) { + int res; + u32 reg; + /* When we halt NIC, we should check if FW LPS is leave. */ if (adapter->pwrctrlpriv.rf_pwrstate == rf_off) { /* If it is in HW/SW Radio OFF or IPS state, we do not check Fw LPS Leave, */ @@ -236,7 +239,11 @@ static bool lps_rf_on(struct adapter *adapter) return true; } - if (rtw_read32(adapter, REG_RCR) & 0x00070000) + res = rtw_read32(adapter, REG_RCR, ®); + if (res) + return false; + + if (reg & 0x00070000) return false; return true; |