[PATCH ath-next 1/3] wifi: ath12k: enhance the WMI_PEER_STA_KICKOUT event with reasons and RSSI reporting

[Baochen Qiang]

On 8/12/2025 7:17 PM, Maharaja Kennadyrajan wrote:
> Enhance the WMI_PEER_STA_KICKOUT event by adding support for reporting the
> kickout reason and RSSI value. The reason code will be used in the
> following patches when the beacon miss handling is added.
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Maharaja Kennadyrajan <maharaja.kennadyrajan at oss.qualcomm.com>
> ---
>  drivers/net/wireless/ath/ath12k/wmi.c |  7 +++++--
>  drivers/net/wireless/ath/ath12k/wmi.h | 15 +++++++++++++++
>  2 files changed, 20 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
> index da85c28ec355..cb686c68987a 100644
> --- a/drivers/net/wireless/ath/ath12k/wmi.c
> +++ b/drivers/net/wireless/ath/ath12k/wmi.c
> @@ -6461,6 +6461,8 @@ static int ath12k_pull_peer_sta_kickout_ev(struct ath12k_base *ab, struct sk_buf
>  	}
>  
>  	arg->mac_addr = ev->peer_macaddr.addr;
> +	arg->reason = le32_to_cpu(ev->reason);
> +	arg->rssi = le32_to_cpu(ev->rssi);
>  
>  	kfree(tb);
>  	return 0;
> @@ -7333,8 +7335,9 @@ static void ath12k_peer_sta_kickout_event(struct ath12k_base *ab, struct sk_buff
>  		goto exit;
>  	}
>  
> -	ath12k_dbg(ab, ATH12K_DBG_WMI, "peer sta kickout event %pM",
> -		   arg.mac_addr);
> +	ath12k_dbg(ab, ATH12K_DBG_WMI,
> +		   "peer sta kickout event %pM reason: %d rssi: %d\n",

nit:
no ':' needed for a debug print?

> +		   arg.mac_addr, arg.reason, arg.rssi);
>  
>  	ieee80211_report_low_ack(sta, 10);
>  
> diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h
> index f3b0a6f57ec2..211812c62f91 100644
> --- a/drivers/net/wireless/ath/ath12k/wmi.h
> +++ b/drivers/net/wireless/ath/ath12k/wmi.h
> @@ -4548,12 +4548,27 @@ struct wmi_scan_event {
>  	__le32 tsf_timestamp;
>  } __packed;
>  
> +enum wmi_peer_sta_kickout_reason {
> +	WMI_PEER_STA_KICKOUT_REASON_UNSPECIFIED = 0,
> +	WMI_PEER_STA_KICKOUT_REASON_XRETRY = 1,
> +	WMI_PEER_STA_KICKOUT_REASON_INACTIVITY = 2,
> +	WMI_PEER_STA_KICKOUT_REASON_IBSS_DISCONNECT = 3,
> +	WMI_PEER_STA_KICKOUT_REASON_TDLS_DISCONNECT = 4,
> +	WMI_PEER_STA_KICKOUT_REASON_SA_QUERY_TIMEOUT = 5,
> +	WMI_PEER_STA_KICKOUT_REASON_ROAMING_EVENT = 6,
> +	WMI_PEER_STA_KICKOUT_REASON_PMF_ERROR = 7,
> +};
> +
>  struct wmi_peer_sta_kickout_arg {
>  	const u8 *mac_addr;
> +	enum wmi_peer_sta_kickout_reason reason;
> +	u32 rssi;
>  };
>  
>  struct wmi_peer_sta_kickout_event {
>  	struct ath12k_wmi_mac_addr_params peer_macaddr;
> +	__le32 reason;
> +	__le32 rssi;
>  } __packed;
>  
>  #define WMI_ROAM_REASON_MASK		GENMASK(3, 0)