ath10k: implement wmi roam event
This can be used to implement offloaded rssi
threshold, beacon miss or even automatic
in-firmware BSS roaming in the future.
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/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 29aef7e..58719d8 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -2789,7 +2789,41 @@
void ath10k_wmi_event_roam(struct ath10k *ar, struct sk_buff *skb)
{
- ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_ROAM_EVENTID\n");
+ struct wmi_roam_ev_arg arg = {};
+ int ret;
+ u32 vdev_id;
+ u32 reason;
+ s32 rssi;
+
+ ret = ath10k_wmi_pull_roam_ev(ar, skb, &arg);
+ if (ret) {
+ ath10k_warn(ar, "failed to parse roam event: %d\n", ret);
+ return;
+ }
+
+ vdev_id = __le32_to_cpu(arg.vdev_id);
+ reason = __le32_to_cpu(arg.reason);
+ rssi = __le32_to_cpu(arg.rssi);
+ rssi += WMI_SPECTRAL_NOISE_FLOOR_REF_DEFAULT;
+
+ ath10k_dbg(ar, ATH10K_DBG_WMI,
+ "wmi roam event vdev %u reason 0x%08x rssi %d\n",
+ vdev_id, reason, rssi);
+
+ if (reason >= WMI_ROAM_REASON_MAX)
+ ath10k_warn(ar, "ignoring unknown roam event reason %d on vdev %i\n",
+ reason, vdev_id);
+
+ switch (reason) {
+ case WMI_ROAM_REASON_BETTER_AP:
+ case WMI_ROAM_REASON_BEACON_MISS:
+ case WMI_ROAM_REASON_LOW_RSSI:
+ case WMI_ROAM_REASON_SUITABLE_AP_FOUND:
+ case WMI_ROAM_REASON_HO_FAILED:
+ ath10k_warn(ar, "ignoring not implemented roam event reason %d on vdev %i\n",
+ reason, vdev_id);
+ break;
+ }
}
void ath10k_wmi_event_profile_match(struct ath10k *ar, struct sk_buff *skb)
@@ -3148,6 +3182,21 @@
return 0;
}
+static int ath10k_wmi_op_pull_roam_ev(struct ath10k *ar, struct sk_buff *skb,
+ struct wmi_roam_ev_arg *arg)
+{
+ struct wmi_roam_ev *ev = (void *)skb->data;
+
+ if (skb->len < sizeof(*ev))
+ return -EPROTO;
+
+ skb_pull(skb, sizeof(*ev));
+ arg->vdev_id = ev->vdev_id;
+ arg->reason = ev->reason;
+
+ return 0;
+}
+
int ath10k_wmi_event_ready(struct ath10k *ar, struct sk_buff *skb)
{
struct wmi_rdy_ev_arg arg = {};
@@ -5140,6 +5189,7 @@
.pull_svc_rdy = ath10k_wmi_main_op_pull_svc_rdy_ev,
.pull_rdy = ath10k_wmi_op_pull_rdy_ev,
.pull_fw_stats = ath10k_wmi_main_op_pull_fw_stats,
+ .pull_roam_ev = ath10k_wmi_op_pull_roam_ev,
.gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend,
.gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume,
@@ -5207,6 +5257,7 @@
.pull_swba = ath10k_wmi_op_pull_swba_ev,
.pull_phyerr = ath10k_wmi_op_pull_phyerr_ev,
.pull_rdy = ath10k_wmi_op_pull_rdy_ev,
+ .pull_roam_ev = ath10k_wmi_op_pull_roam_ev,
.gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend,
.gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume,
@@ -5270,6 +5321,7 @@
.pull_swba = ath10k_wmi_op_pull_swba_ev,
.pull_phyerr = ath10k_wmi_op_pull_phyerr_ev,
.pull_rdy = ath10k_wmi_op_pull_rdy_ev,
+ .pull_roam_ev = ath10k_wmi_op_pull_roam_ev,
.gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend,
.gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume,
@@ -5330,6 +5382,7 @@
.pull_swba = ath10k_wmi_op_pull_swba_ev,
.pull_phyerr = ath10k_wmi_op_pull_phyerr_ev,
.pull_rdy = ath10k_wmi_op_pull_rdy_ev,
+ .pull_roam_ev = ath10k_wmi_op_pull_roam_ev,
.gen_pdev_suspend = ath10k_wmi_op_gen_pdev_suspend,
.gen_pdev_resume = ath10k_wmi_op_gen_pdev_resume,