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Commit f5431e87 authored by Janusz Dziedzic's avatar Janusz Dziedzic Committed by Kalle Valo
Browse files

ath10k: add WMI support for WOW



Add WMI support for WOW like enable,
wakeup events and host wakeup indication.

Signed-off-by: default avatarJanusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent b3e71d7a
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+70 −0
Original line number Diff line number Diff line
@@ -47,6 +47,8 @@ struct wmi_ops {
			     struct ath10k_fw_stats *stats);
	int (*pull_roam_ev)(struct ath10k *ar, struct sk_buff *skb,
			    struct wmi_roam_ev_arg *arg);
	int (*pull_wow_event)(struct ath10k *ar, struct sk_buff *skb,
			      struct wmi_wow_ev_arg *arg);

	struct sk_buff *(*gen_pdev_suspend)(struct ath10k *ar, u32 suspend_opt);
	struct sk_buff *(*gen_pdev_resume)(struct ath10k *ar);
@@ -150,6 +152,11 @@ struct wmi_ops {
					      u32 num_ac);
	struct sk_buff *(*gen_sta_keepalive)(struct ath10k *ar,
					     const struct wmi_sta_keepalive_arg *arg);
	struct sk_buff *(*gen_wow_enable)(struct ath10k *ar);
	struct sk_buff *(*gen_wow_add_wakeup_event)(struct ath10k *ar, u32 vdev_id,
						    enum wmi_wow_wakeup_event event,
						    u32 enable);
	struct sk_buff *(*gen_wow_host_wakeup_ind)(struct ath10k *ar);
};

int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id);
@@ -285,6 +292,16 @@ ath10k_wmi_pull_roam_ev(struct ath10k *ar, struct sk_buff *skb,
	return ar->wmi.ops->pull_roam_ev(ar, skb, arg);
}

static inline int
ath10k_wmi_pull_wow_event(struct ath10k *ar, struct sk_buff *skb,
			  struct wmi_wow_ev_arg *arg)
{
	if (!ar->wmi.ops->pull_wow_event)
		return -EOPNOTSUPP;

	return ar->wmi.ops->pull_wow_event(ar, skb, arg);
}

static inline int
ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *msdu)
{
@@ -1072,4 +1089,57 @@ ath10k_wmi_sta_keepalive(struct ath10k *ar,
	return ath10k_wmi_cmd_send(ar, skb, cmd_id);
}

static inline int
ath10k_wmi_wow_enable(struct ath10k *ar)
{
	struct sk_buff *skb;
	u32 cmd_id;

	if (!ar->wmi.ops->gen_wow_enable)
		return -EOPNOTSUPP;

	skb = ar->wmi.ops->gen_wow_enable(ar);
	if (IS_ERR(skb))
		return PTR_ERR(skb);

	cmd_id = ar->wmi.cmd->wow_enable_cmdid;
	return ath10k_wmi_cmd_send(ar, skb, cmd_id);
}

static inline int
ath10k_wmi_wow_add_wakeup_event(struct ath10k *ar, u32 vdev_id,
				enum wmi_wow_wakeup_event event,
				u32 enable)
{
	struct sk_buff *skb;
	u32 cmd_id;

	if (!ar->wmi.ops->gen_wow_add_wakeup_event)
		return -EOPNOTSUPP;

	skb = ar->wmi.ops->gen_wow_add_wakeup_event(ar, vdev_id, event, enable);
	if (IS_ERR(skb))
		return PTR_ERR(skb);

	cmd_id = ar->wmi.cmd->wow_enable_disable_wake_event_cmdid;
	return ath10k_wmi_cmd_send(ar, skb, cmd_id);
}

static inline int
ath10k_wmi_wow_host_wakeup_ind(struct ath10k *ar)
{
	struct sk_buff *skb;
	u32 cmd_id;

	if (!ar->wmi.ops->gen_wow_host_wakeup_ind)
		return -EOPNOTSUPP;

	skb = ar->wmi.ops->gen_wow_host_wakeup_ind(ar);
	if (IS_ERR(skb))
		return PTR_ERR(skb);

	cmd_id = ar->wmi.cmd->wow_hostwakeup_from_sleep_cmdid;
	return ath10k_wmi_cmd_send(ar, skb, cmd_id);
}

#endif
+114 −2
Original line number Diff line number Diff line
@@ -33,9 +33,9 @@ struct wmi_tlv_policy {

static const struct wmi_tlv_policy wmi_tlv_policies[] = {
	[WMI_TLV_TAG_ARRAY_BYTE]
		= { .min_len = sizeof(u8) },
		= { .min_len = 0 },
	[WMI_TLV_TAG_ARRAY_UINT32]
		= { .min_len = sizeof(u32) },
		= { .min_len = 0 },
	[WMI_TLV_TAG_STRUCT_SCAN_EVENT]
		= { .min_len = sizeof(struct wmi_scan_event) },
	[WMI_TLV_TAG_STRUCT_MGMT_RX_HDR]
@@ -68,6 +68,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = {
		= { .min_len = sizeof(struct wmi_tlv_p2p_noa_ev) },
	[WMI_TLV_TAG_STRUCT_ROAM_EVENT]
		= { .min_len = sizeof(struct wmi_tlv_roam_ev) },
	[WMI_TLV_TAG_STRUCT_WOW_EVENT_INFO]
		= { .min_len = sizeof(struct wmi_tlv_wow_event_info) },
};

static int
@@ -1090,6 +1092,36 @@ static int ath10k_wmi_tlv_op_pull_roam_ev(struct ath10k *ar,
	return 0;
}

static int
ath10k_wmi_tlv_op_pull_wow_ev(struct ath10k *ar, struct sk_buff *skb,
			      struct wmi_wow_ev_arg *arg)
{
	const void **tb;
	const struct wmi_tlv_wow_event_info *ev;
	int ret;

	tb = ath10k_wmi_tlv_parse_alloc(ar, skb->data, skb->len, GFP_ATOMIC);
	if (IS_ERR(tb)) {
		ret = PTR_ERR(tb);
		ath10k_warn(ar, "failed to parse tlv: %d\n", ret);
		return ret;
	}

	ev = tb[WMI_TLV_TAG_STRUCT_WOW_EVENT_INFO];
	if (!ev) {
		kfree(tb);
		return -EPROTO;
	}

	arg->vdev_id = __le32_to_cpu(ev->vdev_id);
	arg->flag = __le32_to_cpu(ev->flag);
	arg->wake_reason = __le32_to_cpu(ev->wake_reason);
	arg->data_len = __le32_to_cpu(ev->data_len);

	kfree(tb);
	return 0;
}

static struct sk_buff *
ath10k_wmi_tlv_op_gen_pdev_suspend(struct ath10k *ar, u32 opt)
{
@@ -2563,6 +2595,82 @@ ath10k_wmi_tlv_op_gen_p2p_go_bcn_ie(struct ath10k *ar, u32 vdev_id,
	return skb;
}

static struct sk_buff *
ath10k_wmi_tlv_op_gen_wow_enable(struct ath10k *ar)
{
	struct wmi_tlv_wow_enable_cmd *cmd;
	struct wmi_tlv *tlv;
	struct sk_buff *skb;
	size_t len;

	len = sizeof(*tlv) + sizeof(*cmd);
	skb = ath10k_wmi_alloc_skb(ar, len);
	if (!skb)
		return ERR_PTR(-ENOMEM);

	tlv = (struct wmi_tlv *)skb->data;
	tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_ENABLE_CMD);
	tlv->len = __cpu_to_le16(sizeof(*cmd));
	cmd = (void *)tlv->value;

	cmd->enable = __cpu_to_le32(1);

	ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow enable\n");
	return skb;
}

static struct sk_buff *
ath10k_wmi_tlv_op_gen_wow_add_wakeup_event(struct ath10k *ar,
					   u32 vdev_id,
					   enum wmi_wow_wakeup_event event,
					   u32 enable)
{
	struct wmi_tlv_wow_add_del_event_cmd *cmd;
	struct wmi_tlv *tlv;
	struct sk_buff *skb;
	size_t len;

	len = sizeof(*tlv) + sizeof(*cmd);
	skb = ath10k_wmi_alloc_skb(ar, len);
	if (!skb)
		return ERR_PTR(-ENOMEM);

	tlv = (struct wmi_tlv *)skb->data;
	tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_ADD_DEL_EVT_CMD);
	tlv->len = __cpu_to_le16(sizeof(*cmd));
	cmd = (void *)tlv->value;

	cmd->vdev_id = __cpu_to_le32(vdev_id);
	cmd->is_add = __cpu_to_le32(enable);
	cmd->event_bitmap = __cpu_to_le32(1 << event);

	ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow add wakeup event %s enable %d vdev_id %d\n",
		   wow_wakeup_event(event), enable, vdev_id);
	return skb;
}

static struct sk_buff *
ath10k_wmi_tlv_gen_wow_host_wakeup_ind(struct ath10k *ar)
{
	struct wmi_tlv_wow_host_wakeup_ind *cmd;
	struct wmi_tlv *tlv;
	struct sk_buff *skb;
	size_t len;

	len = sizeof(*tlv) + sizeof(*cmd);
	skb = ath10k_wmi_alloc_skb(ar, len);
	if (!skb)
		return ERR_PTR(-ENOMEM);

	tlv = (struct wmi_tlv *)skb->data;
	tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WOW_HOSTWAKEUP_FROM_SLEEP_CMD);
	tlv->len = __cpu_to_le16(sizeof(*cmd));
	cmd = (void *)tlv->value;

	ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv wow host wakeup ind\n");
	return skb;
}

/****************/
/* TLV mappings */
/****************/
@@ -2815,6 +2923,7 @@ static const struct wmi_ops wmi_tlv_ops = {
	.pull_rdy = ath10k_wmi_tlv_op_pull_rdy_ev,
	.pull_fw_stats = ath10k_wmi_tlv_op_pull_fw_stats,
	.pull_roam_ev = ath10k_wmi_tlv_op_pull_roam_ev,
	.pull_wow_event = ath10k_wmi_tlv_op_pull_wow_ev,

	.gen_pdev_suspend = ath10k_wmi_tlv_op_gen_pdev_suspend,
	.gen_pdev_resume = ath10k_wmi_tlv_op_gen_pdev_resume,
@@ -2860,6 +2969,9 @@ static const struct wmi_ops wmi_tlv_ops = {
	.gen_p2p_go_bcn_ie = ath10k_wmi_tlv_op_gen_p2p_go_bcn_ie,
	.gen_vdev_sta_uapsd = ath10k_wmi_tlv_op_gen_vdev_sta_uapsd,
	.gen_sta_keepalive = ath10k_wmi_tlv_op_gen_sta_keepalive,
	.gen_wow_enable = ath10k_wmi_tlv_op_gen_wow_enable,
	.gen_wow_add_wakeup_event = ath10k_wmi_tlv_op_gen_wow_add_wakeup_event,
	.gen_wow_host_wakeup_ind = ath10k_wmi_tlv_gen_wow_host_wakeup_ind,
};

/************/
+21 −0
Original line number Diff line number Diff line
@@ -1464,6 +1464,27 @@ struct wmi_tlv_roam_ev {
	__le32 rssi;
} __packed;

struct wmi_tlv_wow_add_del_event_cmd {
	__le32 vdev_id;
	__le32 is_add;
	__le32 event_bitmap;
} __packed;

struct wmi_tlv_wow_enable_cmd {
	__le32 enable;
} __packed;

struct wmi_tlv_wow_host_wakeup_ind {
	__le32 reserved;
} __packed;

struct wmi_tlv_wow_event_info {
	__le32 vdev_id;
	__le32 flag;
	__le32 wake_reason;
	__le32 data_len;
} __packed;

void ath10k_wmi_tlv_attach(struct ath10k *ar);

#endif
+144 −0
Original line number Diff line number Diff line
@@ -4884,6 +4884,150 @@ struct wmi_pdev_temperature_event {
	__le32 temperature;
} __packed;

/* WOW structures */
enum wmi_wow_wakeup_event {
	WOW_BMISS_EVENT = 0,
	WOW_BETTER_AP_EVENT,
	WOW_DEAUTH_RECVD_EVENT,
	WOW_MAGIC_PKT_RECVD_EVENT,
	WOW_GTK_ERR_EVENT,
	WOW_FOURWAY_HSHAKE_EVENT,
	WOW_EAPOL_RECVD_EVENT,
	WOW_NLO_DETECTED_EVENT,
	WOW_DISASSOC_RECVD_EVENT,
	WOW_PATTERN_MATCH_EVENT,
	WOW_CSA_IE_EVENT,
	WOW_PROBE_REQ_WPS_IE_EVENT,
	WOW_AUTH_REQ_EVENT,
	WOW_ASSOC_REQ_EVENT,
	WOW_HTT_EVENT,
	WOW_RA_MATCH_EVENT,
	WOW_HOST_AUTO_SHUTDOWN_EVENT,
	WOW_IOAC_MAGIC_EVENT,
	WOW_IOAC_SHORT_EVENT,
	WOW_IOAC_EXTEND_EVENT,
	WOW_IOAC_TIMER_EVENT,
	WOW_DFS_PHYERR_RADAR_EVENT,
	WOW_BEACON_EVENT,
	WOW_CLIENT_KICKOUT_EVENT,
	WOW_EVENT_MAX,
};

#define C2S(x) case x: return #x

static inline const char *wow_wakeup_event(enum wmi_wow_wakeup_event ev)
{
	switch (ev) {
	C2S(WOW_BMISS_EVENT);
	C2S(WOW_BETTER_AP_EVENT);
	C2S(WOW_DEAUTH_RECVD_EVENT);
	C2S(WOW_MAGIC_PKT_RECVD_EVENT);
	C2S(WOW_GTK_ERR_EVENT);
	C2S(WOW_FOURWAY_HSHAKE_EVENT);
	C2S(WOW_EAPOL_RECVD_EVENT);
	C2S(WOW_NLO_DETECTED_EVENT);
	C2S(WOW_DISASSOC_RECVD_EVENT);
	C2S(WOW_PATTERN_MATCH_EVENT);
	C2S(WOW_CSA_IE_EVENT);
	C2S(WOW_PROBE_REQ_WPS_IE_EVENT);
	C2S(WOW_AUTH_REQ_EVENT);
	C2S(WOW_ASSOC_REQ_EVENT);
	C2S(WOW_HTT_EVENT);
	C2S(WOW_RA_MATCH_EVENT);
	C2S(WOW_HOST_AUTO_SHUTDOWN_EVENT);
	C2S(WOW_IOAC_MAGIC_EVENT);
	C2S(WOW_IOAC_SHORT_EVENT);
	C2S(WOW_IOAC_EXTEND_EVENT);
	C2S(WOW_IOAC_TIMER_EVENT);
	C2S(WOW_DFS_PHYERR_RADAR_EVENT);
	C2S(WOW_BEACON_EVENT);
	C2S(WOW_CLIENT_KICKOUT_EVENT);
	C2S(WOW_EVENT_MAX);
	default:
		return NULL;
	}
}

enum wmi_wow_wake_reason {
	WOW_REASON_UNSPECIFIED = -1,
	WOW_REASON_NLOD = 0,
	WOW_REASON_AP_ASSOC_LOST,
	WOW_REASON_LOW_RSSI,
	WOW_REASON_DEAUTH_RECVD,
	WOW_REASON_DISASSOC_RECVD,
	WOW_REASON_GTK_HS_ERR,
	WOW_REASON_EAP_REQ,
	WOW_REASON_FOURWAY_HS_RECV,
	WOW_REASON_TIMER_INTR_RECV,
	WOW_REASON_PATTERN_MATCH_FOUND,
	WOW_REASON_RECV_MAGIC_PATTERN,
	WOW_REASON_P2P_DISC,
	WOW_REASON_WLAN_HB,
	WOW_REASON_CSA_EVENT,
	WOW_REASON_PROBE_REQ_WPS_IE_RECV,
	WOW_REASON_AUTH_REQ_RECV,
	WOW_REASON_ASSOC_REQ_RECV,
	WOW_REASON_HTT_EVENT,
	WOW_REASON_RA_MATCH,
	WOW_REASON_HOST_AUTO_SHUTDOWN,
	WOW_REASON_IOAC_MAGIC_EVENT,
	WOW_REASON_IOAC_SHORT_EVENT,
	WOW_REASON_IOAC_EXTEND_EVENT,
	WOW_REASON_IOAC_TIMER_EVENT,
	WOW_REASON_ROAM_HO,
	WOW_REASON_DFS_PHYERR_RADADR_EVENT,
	WOW_REASON_BEACON_RECV,
	WOW_REASON_CLIENT_KICKOUT_EVENT,
	WOW_REASON_DEBUG_TEST = 0xFF,
};

static inline const char *wow_reason(enum wmi_wow_wake_reason reason)
{
	switch (reason) {
	C2S(WOW_REASON_UNSPECIFIED);
	C2S(WOW_REASON_NLOD);
	C2S(WOW_REASON_AP_ASSOC_LOST);
	C2S(WOW_REASON_LOW_RSSI);
	C2S(WOW_REASON_DEAUTH_RECVD);
	C2S(WOW_REASON_DISASSOC_RECVD);
	C2S(WOW_REASON_GTK_HS_ERR);
	C2S(WOW_REASON_EAP_REQ);
	C2S(WOW_REASON_FOURWAY_HS_RECV);
	C2S(WOW_REASON_TIMER_INTR_RECV);
	C2S(WOW_REASON_PATTERN_MATCH_FOUND);
	C2S(WOW_REASON_RECV_MAGIC_PATTERN);
	C2S(WOW_REASON_P2P_DISC);
	C2S(WOW_REASON_WLAN_HB);
	C2S(WOW_REASON_CSA_EVENT);
	C2S(WOW_REASON_PROBE_REQ_WPS_IE_RECV);
	C2S(WOW_REASON_AUTH_REQ_RECV);
	C2S(WOW_REASON_ASSOC_REQ_RECV);
	C2S(WOW_REASON_HTT_EVENT);
	C2S(WOW_REASON_RA_MATCH);
	C2S(WOW_REASON_HOST_AUTO_SHUTDOWN);
	C2S(WOW_REASON_IOAC_MAGIC_EVENT);
	C2S(WOW_REASON_IOAC_SHORT_EVENT);
	C2S(WOW_REASON_IOAC_EXTEND_EVENT);
	C2S(WOW_REASON_IOAC_TIMER_EVENT);
	C2S(WOW_REASON_ROAM_HO);
	C2S(WOW_REASON_DFS_PHYERR_RADADR_EVENT);
	C2S(WOW_REASON_BEACON_RECV);
	C2S(WOW_REASON_CLIENT_KICKOUT_EVENT);
	C2S(WOW_REASON_DEBUG_TEST);
	default:
		return NULL;
	}
}

#undef C2S

struct wmi_wow_ev_arg {
	u32 vdev_id;
	u32 flag;
	enum wmi_wow_wake_reason wake_reason;
	u32 data_len;
};

struct ath10k;
struct ath10k_vif;
struct ath10k_fw_stats_pdev;