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path: root/drivers/net/wireless/ath/wil6210/cfg80211.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/cfg80211.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/cfg80211.c151
1 files changed, 93 insertions, 58 deletions
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index f0e1175fb76a..d117240d9a73 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -354,10 +354,13 @@ static int wil_cfg80211_scan(struct wiphy *wiphy,
wil_dbg_misc(wil, "%s(), wdev=0x%p iftype=%d\n",
__func__, wdev, wdev->iftype);
+ mutex_lock(&wil->p2p_wdev_mutex);
if (wil->scan_request) {
wil_err(wil, "Already scanning\n");
+ mutex_unlock(&wil->p2p_wdev_mutex);
return -EAGAIN;
}
+ mutex_unlock(&wil->p2p_wdev_mutex);
/* check we are client side */
switch (wdev->iftype) {
@@ -760,14 +763,11 @@ static enum wmi_key_usage wil_detect_key_usage(struct wil6210_priv *wil,
return rc;
}
-static struct wil_tid_crypto_rx_single *
-wil_find_crypto_ctx(struct wil6210_priv *wil, u8 key_index,
- enum wmi_key_usage key_usage, const u8 *mac_addr)
+static struct wil_sta_info *
+wil_find_sta_by_key_usage(struct wil6210_priv *wil,
+ enum wmi_key_usage key_usage, const u8 *mac_addr)
{
int cid = -EINVAL;
- int tid = 0;
- struct wil_sta_info *s;
- struct wil_tid_crypto_rx *c;
if (key_usage == WMI_KEY_USE_TX_GROUP)
return NULL; /* not needed */
@@ -778,18 +778,72 @@ wil_find_crypto_ctx(struct wil6210_priv *wil, u8 key_index,
else if (key_usage == WMI_KEY_USE_RX_GROUP)
cid = wil_find_cid_by_idx(wil, 0);
if (cid < 0) {
- wil_err(wil, "No CID for %pM %s[%d]\n", mac_addr,
- key_usage_str[key_usage], key_index);
+ wil_err(wil, "No CID for %pM %s\n", mac_addr,
+ key_usage_str[key_usage]);
return ERR_PTR(cid);
}
- s = &wil->sta[cid];
- if (key_usage == WMI_KEY_USE_PAIRWISE)
- c = &s->tid_crypto_rx[tid];
- else
- c = &s->group_crypto_rx;
+ return &wil->sta[cid];
+}
+
+static void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage,
+ struct wil_sta_info *cs,
+ struct key_params *params)
+{
+ struct wil_tid_crypto_rx_single *cc;
+ int tid;
+
+ if (!cs)
+ return;
- return &c->key_id[key_index];
+ switch (key_usage) {
+ case WMI_KEY_USE_PAIRWISE:
+ for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
+ cc = &cs->tid_crypto_rx[tid].key_id[key_index];
+ if (params->seq)
+ memcpy(cc->pn, params->seq,
+ IEEE80211_GCMP_PN_LEN);
+ else
+ memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
+ cc->key_set = true;
+ }
+ break;
+ case WMI_KEY_USE_RX_GROUP:
+ cc = &cs->group_crypto_rx.key_id[key_index];
+ if (params->seq)
+ memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
+ else
+ memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
+ cc->key_set = true;
+ break;
+ default:
+ break;
+ }
+}
+
+static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage,
+ struct wil_sta_info *cs)
+{
+ struct wil_tid_crypto_rx_single *cc;
+ int tid;
+
+ if (!cs)
+ return;
+
+ switch (key_usage) {
+ case WMI_KEY_USE_PAIRWISE:
+ for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
+ cc = &cs->tid_crypto_rx[tid].key_id[key_index];
+ cc->key_set = false;
+ }
+ break;
+ case WMI_KEY_USE_RX_GROUP:
+ cc = &cs->group_crypto_rx.key_id[key_index];
+ cc->key_set = false;
+ break;
+ default:
+ break;
+ }
}
static int wil_cfg80211_add_key(struct wiphy *wiphy,
@@ -801,24 +855,26 @@ static int wil_cfg80211_add_key(struct wiphy *wiphy,
int rc;
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise);
- struct wil_tid_crypto_rx_single *cc = wil_find_crypto_ctx(wil,
- key_index,
- key_usage,
- mac_addr);
+ struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, key_usage,
+ mac_addr);
+
+ if (!params) {
+ wil_err(wil, "NULL params\n");
+ return -EINVAL;
+ }
wil_dbg_misc(wil, "%s(%pM %s[%d] PN %*phN)\n", __func__,
mac_addr, key_usage_str[key_usage], key_index,
params->seq_len, params->seq);
- if (IS_ERR(cc)) {
+ if (IS_ERR(cs)) {
wil_err(wil, "Not connected, %s(%pM %s[%d] PN %*phN)\n",
__func__, mac_addr, key_usage_str[key_usage], key_index,
params->seq_len, params->seq);
return -EINVAL;
}
- if (cc)
- cc->key_set = false;
+ wil_del_rx_key(key_index, key_usage, cs);
if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) {
wil_err(wil,
@@ -831,13 +887,8 @@ static int wil_cfg80211_add_key(struct wiphy *wiphy,
rc = wmi_add_cipher_key(wil, key_index, mac_addr, params->key_len,
params->key, key_usage);
- if ((rc == 0) && cc) {
- if (params->seq)
- memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
- else
- memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
- cc->key_set = true;
- }
+ if (!rc)
+ wil_set_crypto_rx(key_index, key_usage, cs, params);
return rc;
}
@@ -849,20 +900,18 @@ static int wil_cfg80211_del_key(struct wiphy *wiphy,
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise);
- struct wil_tid_crypto_rx_single *cc = wil_find_crypto_ctx(wil,
- key_index,
- key_usage,
- mac_addr);
+ struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, key_usage,
+ mac_addr);
wil_dbg_misc(wil, "%s(%pM %s[%d])\n", __func__, mac_addr,
key_usage_str[key_usage], key_index);
- if (IS_ERR(cc))
+ if (IS_ERR(cs))
wil_info(wil, "Not connected, %s(%pM %s[%d])\n", __func__,
mac_addr, key_usage_str[key_usage], key_index);
- if (!IS_ERR_OR_NULL(cc))
- cc->key_set = false;
+ if (!IS_ERR_OR_NULL(cs))
+ wil_del_rx_key(key_index, key_usage, cs);
return wmi_del_cipher_key(wil, key_index, mac_addr, key_usage);
}
@@ -1363,23 +1412,16 @@ static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy,
struct wireless_dev *wdev)
{
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
- u8 started;
+ struct wil_p2p_info *p2p = &wil->p2p;
+
+ if (!p2p->p2p_dev_started)
+ return;
wil_dbg_misc(wil, "%s: entered\n", __func__);
mutex_lock(&wil->mutex);
- started = wil_p2p_stop_discovery(wil);
- if (started && wil->scan_request) {
- struct cfg80211_scan_info info = {
- .aborted = true,
- };
-
- cfg80211_scan_done(wil->scan_request, &info);
- wil->scan_request = NULL;
- wil->radio_wdev = wil->wdev;
- }
+ wil_p2p_stop_radio_operations(wil);
+ p2p->p2p_dev_started = 0;
mutex_unlock(&wil->mutex);
-
- wil->p2p.p2p_dev_started = 0;
}
static struct cfg80211_ops wil_cfg80211_ops = {
@@ -1464,14 +1506,8 @@ struct wireless_dev *wil_cfg80211_init(struct device *dev)
set_wiphy_dev(wdev->wiphy, dev);
wil_wiphy_init(wdev->wiphy);
- rc = wiphy_register(wdev->wiphy);
- if (rc < 0)
- goto out_failed_reg;
-
return wdev;
-out_failed_reg:
- wiphy_free(wdev->wiphy);
out:
kfree(wdev);
@@ -1487,7 +1523,6 @@ void wil_wdev_free(struct wil6210_priv *wil)
if (!wdev)
return;
- wiphy_unregister(wdev->wiphy);
wiphy_free(wdev->wiphy);
kfree(wdev);
}
@@ -1498,11 +1533,11 @@ void wil_p2p_wdev_free(struct wil6210_priv *wil)
mutex_lock(&wil->p2p_wdev_mutex);
p2p_wdev = wil->p2p_wdev;
+ wil->p2p_wdev = NULL;
+ wil->radio_wdev = wil_to_wdev(wil);
+ mutex_unlock(&wil->p2p_wdev_mutex);
if (p2p_wdev) {
- wil->p2p_wdev = NULL;
- wil->radio_wdev = wil_to_wdev(wil);
cfg80211_unregister_wdev(p2p_wdev);
kfree(p2p_wdev);
}
- mutex_unlock(&wil->p2p_wdev_mutex);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 05:36:17 +0100