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wil6210: broadcast for secure link

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Introduce 2 types of GTK, Tx (for this STA) and Rx (for each peer).
Now, AP has only Tx GTK, STA - only Rx one. PBSS not supported yet;
for it, continue using pseudo-DMS.
Handle per-vring .1x state, update it from WMI_VRING_EN_EVENTID
event. This allows unification for unicast and broadcast vrings.
This mechanism replaces former per-CID "data_port_open"

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Vladimir Kondratiev
2015-04-30 16:25:10 +03:00
committed by Kalle Valo
parent dc16427bbe
commit 230d8442f4
7 changed files with 124 additions and 106 deletions
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68
drivers/net/wireless/ath/wil6210/wmi.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2012-2014 Qualcomm Atheros, Inc.
* Copyright (c) 2012-2015 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -543,55 +543,22 @@ static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id,
}
}
static void wil_addba_tx_cid(struct wil6210_priv *wil, u8 cid, u16 wsize)
static void wmi_evt_vring_en(struct wil6210_priv *wil, int id, void *d, int len)
{
struct vring_tx_data *t;
int i;
struct wmi_vring_en_event *evt = d;
u8 vri = evt->vring_index;
for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) {
if (cid != wil->vring2cid_tid[i][0])
continue;
t = &wil->vring_tx_data[i];
if (!t->enabled)
continue;
wil_dbg_wmi(wil, "Enable vring %d\n", vri);
wil_addba_tx_request(wil, i, wsize);
}
}
static void wmi_evt_linkup(struct wil6210_priv *wil, int id, void *d, int len)
{
struct wmi_data_port_open_event *evt = d;
u8 cid = evt->cid;
wil_dbg_wmi(wil, "Link UP for CID %d\n", cid);
if (cid >= ARRAY_SIZE(wil->sta)) {
wil_err(wil, "Link UP for invalid CID %d\n", cid);
if (vri >= ARRAY_SIZE(wil->vring_tx)) {
wil_err(wil, "Enable for invalid vring %d\n", vri);
return;
}
wil->sta[cid].data_port_open = true;
wil->vring_tx_data[vri].dot1x_open = true;
if (vri == wil->bcast_vring) /* no BA for bcast */
return;
if (agg_wsize >= 0)
wil_addba_tx_cid(wil, cid, agg_wsize);
}
static void wmi_evt_linkdown(struct wil6210_priv *wil, int id, void *d, int len)
{
struct net_device *ndev = wil_to_ndev(wil);
struct wmi_wbe_link_down_event *evt = d;
u8 cid = evt->cid;
wil_dbg_wmi(wil, "Link DOWN for CID %d, reason %d\n",
cid, le32_to_cpu(evt->reason));
if (cid >= ARRAY_SIZE(wil->sta)) {
wil_err(wil, "Link DOWN for invalid CID %d\n", cid);
return;
}
wil->sta[cid].data_port_open = false;
netif_carrier_off(ndev);
wil_addba_tx_request(wil, vri, agg_wsize);
}
static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d,
@@ -695,11 +662,10 @@ static const struct {
{WMI_CONNECT_EVENTID, wmi_evt_connect},
{WMI_DISCONNECT_EVENTID, wmi_evt_disconnect},
{WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx},
{WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_linkup},
{WMI_WBE_LINKDOWN_EVENTID, wmi_evt_linkdown},
{WMI_BA_STATUS_EVENTID, wmi_evt_ba_status},
{WMI_RCP_ADDBA_REQ_EVENTID, wmi_evt_addba_rx_req},
{WMI_DELBA_EVENTID, wmi_evt_delba},
{WMI_VRING_EN_EVENTID, wmi_evt_vring_en},
};
/*
@@ -985,7 +951,7 @@ int wmi_p2p_cfg(struct wil6210_priv *wil, int channel)
}
int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
const void *mac_addr)
const void *mac_addr, int key_usage)
{
struct wmi_delete_cipher_key_cmd cmd = {
.key_index = key_index,
@@ -998,11 +964,12 @@ int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
}
int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
const void *mac_addr, int key_len, const void *key)
const void *mac_addr, int key_len, const void *key,
int key_usage)
{
struct wmi_add_cipher_key_cmd cmd = {
.key_index = key_index,
.key_usage = WMI_KEY_USE_PAIRWISE,
.key_usage = key_usage,
.key_len = key_len,
};
@@ -1238,7 +1205,8 @@ int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 cid, u8 tid, u8 token,
cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-");
rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, &cmd, sizeof(cmd),
WMI_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply), 100);
WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply),
100);
if (rc)
return rc;