ath10k: respect power_level values

This allows txpower limits other than regulatory
to be applied (e.g. user txpower limit provided
via iw/nl80211).

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 03ef162d34d4c895a7cd718f3879ae95fbedfc48..bbb0efacfaf0f9a3041d224091a81aa75c12a2c1 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -2013,6 +2013,7 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed)
        struct ath10k *ar = hw->priv;
        struct ieee80211_conf *conf = &hw->conf;
        int ret = 0;
+       u32 param;
 
        mutex_lock(&ar->conf_mutex);
 
@@ -2024,6 +2025,25 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed)
                spin_unlock_bh(&ar->data_lock);
        }
 
+       if (changed & IEEE80211_CONF_CHANGE_POWER) {
+               ath10k_dbg(ATH10K_DBG_MAC, "mac config power %d\n",
+                          hw->conf.power_level);
+
+               param = ar->wmi.pdev_param->txpower_limit2g;
+               ret = ath10k_wmi_pdev_set_param(ar, param,
+                                               hw->conf.power_level * 2);
+               if (ret)
+                       ath10k_warn("mac failed to set 2g txpower %d (%d)\n",
+                                   hw->conf.power_level, ret);
+
+               param = ar->wmi.pdev_param->txpower_limit5g;
+               ret = ath10k_wmi_pdev_set_param(ar, param,
+                                               hw->conf.power_level * 2);
+               if (ret)
+                       ath10k_warn("mac failed to set 5g txpower %d (%d)\n",
+                                   hw->conf.power_level, ret);
+       }
+
        if (changed & IEEE80211_CONF_CHANGE_PS)
                ath10k_config_ps(ar);