ath6kl: Set optimal listen intvl,bmiss,scan params while going to wow suspend
* In order to save the target power in WOW suspend state,
configure the best optimal values for the below parameters,
- listen interval.
- beacon miss interval.
- scan parameters.
Default values for above attributes are reverted in
wow resume operation.
* The default listen interval is set before the host issue
connect request.
* New function is added to configure beacon miss count.
kvalo: minor changes to fix open parenthesis alignment
Signed-off-by: Raja Mani <rmani@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
index 8d6bb32..baa3895 100644
--- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
+++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
@@ -423,6 +423,7 @@
struct ath6kl_vif *vif = netdev_priv(dev);
int status;
u8 nw_subtype = (ar->p2p) ? SUBTYPE_P2PDEV : SUBTYPE_NONE;
+ u16 interval;
ath6kl_cfg80211_sscan_disable(vif);
@@ -577,6 +578,20 @@
vif->grp_crypto_len, vif->ch_hint);
vif->reconnect_flag = 0;
+
+ if (vif->nw_type == INFRA_NETWORK) {
+ interval = max(vif->listen_intvl_t,
+ (u16) ATH6KL_MAX_WOW_LISTEN_INTL);
+ status = ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
+ interval,
+ 0);
+ if (status) {
+ ath6kl_err("couldn't set listen intervel\n");
+ up(&ar->sem);
+ return status;
+ }
+ }
+
status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type,
vif->dot11_auth_mode, vif->auth_mode,
vif->prwise_crypto,
@@ -1911,7 +1926,7 @@
struct ath6kl_vif *vif;
int ret, left;
u32 filter = 0;
- u16 i;
+ u16 i, bmiss_time;
u8 index = 0;
__be32 ips[MAX_IP_ADDRS];
@@ -1950,6 +1965,30 @@
netif_stop_queue(vif->ndev);
+ if (vif->nw_type != AP_NETWORK) {
+ ret = ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
+ ATH6KL_MAX_WOW_LISTEN_INTL,
+ 0);
+ if (ret)
+ return ret;
+
+ /* Set listen interval x 15 times as bmiss time */
+ bmiss_time = ATH6KL_MAX_WOW_LISTEN_INTL * 15;
+ if (bmiss_time > ATH6KL_MAX_BMISS_TIME)
+ bmiss_time = ATH6KL_MAX_BMISS_TIME;
+
+ ret = ath6kl_wmi_bmisstime_cmd(ar->wmi, vif->fw_vif_idx,
+ bmiss_time, 0);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx,
+ 0xFFFF, 0, 0xFFFF, 0, 0, 0,
+ 0, 0, 0, 0);
+ if (ret)
+ return ret;
+ }
+
ar->state = ATH6KL_STATE_SUSPENDING;
/* Setup own IP addr for ARP agent. */
@@ -2041,6 +2080,23 @@
return ret;
}
+ if (vif->nw_type != AP_NETWORK) {
+ ret = ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx,
+ 0, 0, 0, 0, 0, 0, 3, 0, 0, 0);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
+ vif->listen_intvl_t, 0);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_wmi_bmisstime_cmd(ar->wmi, vif->fw_vif_idx,
+ vif->bmiss_time_t, 0);
+ if (ret)
+ return ret;
+ }
+
ar->state = ATH6KL_STATE_ON;
netif_wake_queue(vif->ndev);
@@ -3034,6 +3090,7 @@
vif->fw_vif_idx = fw_vif_idx;
vif->nw_type = vif->next_mode = nw_type;
vif->listen_intvl_t = ATH6KL_DEFAULT_LISTEN_INTVAL;
+ vif->bmiss_time_t = ATH6KL_DEFAULT_BMISS_TIME;
memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN);
if (fw_vif_idx != 0)