[RFCv2 1/4] ath10k: add WMI support for WOW
Janusz Dziedzic
janusz.dziedzic at tieto.com
Wed Feb 25 04:44:55 PST 2015
Add WMI support for WOW like enable,
wakeup events and host wakeup indication.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic at tieto.com>
---
drivers/net/wireless/ath/ath10k/wmi-ops.h | 70 +++++++++++++++
drivers/net/wireless/ath/ath10k/wmi-tlv.c | 116 +++++++++++++++++++++++-
drivers/net/wireless/ath/ath10k/wmi-tlv.h | 21 +++++
drivers/net/wireless/ath/ath10k/wmi.h | 144 ++++++++++++++++++++++++++++++
4 files changed, 349 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/ath/ath10k/wmi-ops.h b/drivers/net/wireless/ath/ath10k/wmi-ops.h
index c8b64e7..1dee6ed 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-ops.h
+++ b/drivers/net/wireless/ath/ath10k/wmi-ops.h
@@ -45,6 +45,8 @@ struct wmi_ops {
struct wmi_rdy_ev_arg *arg);
int (*pull_fw_stats)(struct ath10k *ar, struct sk_buff *skb,
struct ath10k_fw_stats *stats);
+ 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);
@@ -148,6 +150,11 @@ 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);
@@ -274,6 +281,16 @@ ath10k_wmi_pull_fw_stats(struct ath10k *ar, struct sk_buff *skb,
}
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)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu);
@@ -1060,4 +1077,57 @@ 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
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index ebd1c45..3b40a13 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -31,9 +31,9 @@ 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]
@@ -62,6 +62,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = {
= { .min_len = sizeof(struct wmi_tlv_bcn_tx_status_ev) },
[WMI_TLV_TAG_STRUCT_DIAG_DATA_CONTAINER_EVENT]
= { .min_len = sizeof(struct wmi_tlv_diag_data_ev) },
+ [WMI_TLV_TAG_STRUCT_WOW_EVENT_INFO]
+ = { .min_len = sizeof(struct wmi_tlv_wow_event_info) },
};
static int
@@ -1012,6 +1014,36 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(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)
{
@@ -2493,6 +2525,82 @@ 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 */
/****************/
@@ -2744,6 +2852,7 @@ static const struct wmi_ops wmi_tlv_ops = {
.pull_svc_rdy = ath10k_wmi_tlv_op_pull_svc_rdy_ev,
.pull_rdy = ath10k_wmi_tlv_op_pull_rdy_ev,
.pull_fw_stats = ath10k_wmi_tlv_op_pull_fw_stats,
+ .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,
@@ -2789,6 +2898,9 @@ 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,
};
/************/
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h
index d7a31e1..2456786 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h
@@ -1448,6 +1448,27 @@ struct wmi_tlv_stats_ev {
__le32 num_chan_stats;
} __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
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index 28c1822..7e0c9eb 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -4861,6 +4861,150 @@ 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;
--
1.9.1
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