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path: root/drivers/net/wireless/mac80211_hwsim.c
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Diffstat (limited to 'drivers/net/wireless/mac80211_hwsim.c')
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c113
1 files changed, 72 insertions, 41 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 69d4c3179d04..9d7a52f5a410 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -57,6 +57,10 @@ static bool rctbl = false;
module_param(rctbl, bool, 0444);
MODULE_PARM_DESC(rctbl, "Handle rate control table");
+static bool support_p2p_device = true;
+module_param(support_p2p_device, bool, 0444);
+MODULE_PARM_DESC(support_p2p_device, "Support P2P-Device interface type");
+
/**
* enum hwsim_regtest - the type of regulatory tests we offer
*
@@ -335,7 +339,8 @@ static const struct ieee80211_iface_limit hwsim_if_limits[] = {
#endif
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_P2P_GO) },
- { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_DEVICE) },
+ /* must be last, see hwsim_if_comb */
+ { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_DEVICE) }
};
static const struct ieee80211_iface_limit hwsim_if_dfs_limits[] = {
@@ -345,6 +350,27 @@ static const struct ieee80211_iface_limit hwsim_if_dfs_limits[] = {
static const struct ieee80211_iface_combination hwsim_if_comb[] = {
{
.limits = hwsim_if_limits,
+ /* remove the last entry which is P2P_DEVICE */
+ .n_limits = ARRAY_SIZE(hwsim_if_limits) - 1,
+ .max_interfaces = 2048,
+ .num_different_channels = 1,
+ },
+ {
+ .limits = hwsim_if_dfs_limits,
+ .n_limits = ARRAY_SIZE(hwsim_if_dfs_limits),
+ .max_interfaces = 8,
+ .num_different_channels = 1,
+ .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
+ BIT(NL80211_CHAN_WIDTH_20) |
+ BIT(NL80211_CHAN_WIDTH_40) |
+ BIT(NL80211_CHAN_WIDTH_80) |
+ BIT(NL80211_CHAN_WIDTH_160),
+ }
+};
+
+static const struct ieee80211_iface_combination hwsim_if_comb_p2p_dev[] = {
+ {
+ .limits = hwsim_if_limits,
.n_limits = ARRAY_SIZE(hwsim_if_limits),
.max_interfaces = 2048,
.num_different_channels = 1,
@@ -385,6 +411,7 @@ struct mac80211_hwsim_data {
struct mac_address addresses[2];
int channels, idx;
+ bool use_chanctx;
struct ieee80211_channel *tmp_chan;
struct delayed_work roc_done;
@@ -451,7 +478,7 @@ static struct genl_family hwsim_genl_family = {
/* MAC80211_HWSIM netlink policy */
-static struct nla_policy hwsim_genl_policy[HWSIM_ATTR_MAX + 1] = {
+static const struct nla_policy hwsim_genl_policy[HWSIM_ATTR_MAX + 1] = {
[HWSIM_ATTR_ADDR_RECEIVER] = { .type = NLA_UNSPEC, .len = ETH_ALEN },
[HWSIM_ATTR_ADDR_TRANSMITTER] = { .type = NLA_UNSPEC, .len = ETH_ALEN },
[HWSIM_ATTR_FRAME] = { .type = NLA_BINARY,
@@ -468,6 +495,7 @@ static struct nla_policy hwsim_genl_policy[HWSIM_ATTR_MAX + 1] = {
[HWSIM_ATTR_REG_HINT_ALPHA2] = { .type = NLA_STRING, .len = 2 },
[HWSIM_ATTR_REG_CUSTOM_REG] = { .type = NLA_U32 },
[HWSIM_ATTR_REG_STRICT_REG] = { .type = NLA_FLAG },
+ [HWSIM_ATTR_SUPPORT_P2P_DEVICE] = { .type = NLA_FLAG },
};
static void mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
@@ -1035,32 +1063,6 @@ static bool mac80211_hwsim_tx_frame_no_nl(struct ieee80211_hw *hw,
ack = true;
rx_status.mactime = now + data2->tsf_offset;
-#if 0
- /*
- * Don't enable this code by default as the OUI 00:00:00
- * is registered to Xerox so we shouldn't use it here, it
- * might find its way into pcap files.
- * Note that this code requires the headroom in the SKB
- * that was allocated earlier.
- */
- rx_status.vendor_radiotap_oui[0] = 0x00;
- rx_status.vendor_radiotap_oui[1] = 0x00;
- rx_status.vendor_radiotap_oui[2] = 0x00;
- rx_status.vendor_radiotap_subns = 127;
- /*
- * Radiotap vendor namespaces can (and should) also be
- * split into fields by using the standard radiotap
- * presence bitmap mechanism. Use just BIT(0) here for
- * the presence bitmap.
- */
- rx_status.vendor_radiotap_bitmap = BIT(0);
- /* We have 8 bytes of (dummy) data */
- rx_status.vendor_radiotap_len = 8;
- /* For testing, also require it to be aligned */
- rx_status.vendor_radiotap_align = 8;
- /* push the data */
- memcpy(skb_push(nskb, 8), "ABCDEFGH", 8);
-#endif
memcpy(IEEE80211_SKB_RXCB(nskb), &rx_status, sizeof(rx_status));
ieee80211_rx_irqsafe(data2->hw, nskb);
@@ -1087,7 +1089,7 @@ static void mac80211_hwsim_tx(struct ieee80211_hw *hw,
return;
}
- if (data->channels == 1) {
+ if (!data->use_chanctx) {
channel = data->channel;
} else if (txi->hw_queue == 4) {
channel = data->tmp_chan;
@@ -1275,6 +1277,9 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac,
mac80211_hwsim_tx_frame(hw, skb,
rcu_dereference(vif->chanctx_conf)->def.chan);
+
+ if (vif->csa_active && ieee80211_csa_is_complete(vif))
+ ieee80211_csa_finish(vif);
}
static enum hrtimer_restart
@@ -1350,7 +1355,7 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed)
data->channel = conf->chandef.chan;
- WARN_ON(data->channel && data->channels > 1);
+ WARN_ON(data->channel && data->use_chanctx);
data->power_level = conf->power_level;
if (!data->started || !data->beacon_int)
@@ -1936,7 +1941,8 @@ static struct ieee80211_ops mac80211_hwsim_mchan_ops;
static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2,
const struct ieee80211_regdomain *regd,
- bool reg_strict)
+ bool reg_strict, bool p2p_device,
+ bool use_chanctx)
{
int err;
u8 addr[ETH_ALEN];
@@ -1946,11 +1952,14 @@ static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2,
const struct ieee80211_ops *ops = &mac80211_hwsim_ops;
int idx;
+ if (WARN_ON(channels > 1 && !use_chanctx))
+ return -EINVAL;
+
spin_lock_bh(&hwsim_radio_lock);
idx = hwsim_radio_idx++;
spin_unlock_bh(&hwsim_radio_lock);
- if (channels > 1)
+ if (use_chanctx)
ops = &mac80211_hwsim_mchan_ops;
hw = ieee80211_alloc_hw(sizeof(*data), ops);
if (!hw) {
@@ -1991,17 +2000,25 @@ static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2,
hw->wiphy->addresses = data->addresses;
data->channels = channels;
+ data->use_chanctx = use_chanctx;
data->idx = idx;
- if (data->channels > 1) {
+ if (data->use_chanctx) {
hw->wiphy->max_scan_ssids = 255;
hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN;
hw->wiphy->max_remain_on_channel_duration = 1000;
/* For channels > 1 DFS is not allowed */
hw->wiphy->n_iface_combinations = 1;
hw->wiphy->iface_combinations = &data->if_combination;
- data->if_combination = hwsim_if_comb[0];
+ if (p2p_device)
+ data->if_combination = hwsim_if_comb_p2p_dev[0];
+ else
+ data->if_combination = hwsim_if_comb[0];
data->if_combination.num_different_channels = data->channels;
+ } else if (p2p_device) {
+ hw->wiphy->iface_combinations = hwsim_if_comb_p2p_dev;
+ hw->wiphy->n_iface_combinations =
+ ARRAY_SIZE(hwsim_if_comb_p2p_dev);
} else {
hw->wiphy->iface_combinations = hwsim_if_comb;
hw->wiphy->n_iface_combinations = ARRAY_SIZE(hwsim_if_comb);
@@ -2017,8 +2034,10 @@ static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2,
BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_P2P_GO) |
BIT(NL80211_IFTYPE_ADHOC) |
- BIT(NL80211_IFTYPE_MESH_POINT) |
- BIT(NL80211_IFTYPE_P2P_DEVICE);
+ BIT(NL80211_IFTYPE_MESH_POINT);
+
+ if (p2p_device)
+ hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_DEVICE);
hw->flags = IEEE80211_HW_MFP_CAPABLE |
IEEE80211_HW_SIGNAL_DBM |
@@ -2027,13 +2046,15 @@ static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2,
IEEE80211_HW_AMPDU_AGGREGATION |
IEEE80211_HW_WANT_MONITOR_VIF |
IEEE80211_HW_QUEUE_CONTROL |
- IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
+ IEEE80211_HW_SUPPORTS_HT_CCK_RATES |
+ IEEE80211_HW_CHANCTX_STA_CSA;
if (rctbl)
hw->flags |= IEEE80211_HW_SUPPORTS_RC_TABLE;
hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
- WIPHY_FLAG_AP_UAPSD;
+ WIPHY_FLAG_AP_UAPSD |
+ WIPHY_FLAG_HAS_CHANNEL_SWITCH;
hw->wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR;
/* ask mac80211 to reserve space for magic */
@@ -2141,7 +2162,7 @@ static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2,
debugfs_create_file("ps", 0666, data->debugfs, data, &hwsim_fops_ps);
debugfs_create_file("group", 0666, data->debugfs, data,
&hwsim_fops_group);
- if (data->channels == 1)
+ if (!data->use_chanctx)
debugfs_create_file("dfs_simulate_radar", 0222,
data->debugfs,
data, &hwsim_simulate_radar);
@@ -2407,10 +2428,17 @@ static int hwsim_create_radio_nl(struct sk_buff *msg, struct genl_info *info)
const char *alpha2 = NULL;
const struct ieee80211_regdomain *regd = NULL;
bool reg_strict = info->attrs[HWSIM_ATTR_REG_STRICT_REG];
+ bool p2p_device = info->attrs[HWSIM_ATTR_SUPPORT_P2P_DEVICE];
+ bool use_chanctx;
if (info->attrs[HWSIM_ATTR_CHANNELS])
chans = nla_get_u32(info->attrs[HWSIM_ATTR_CHANNELS]);
+ if (info->attrs[HWSIM_ATTR_USE_CHANCTX])
+ use_chanctx = true;
+ else
+ use_chanctx = (chans > 1);
+
if (info->attrs[HWSIM_ATTR_REG_HINT_ALPHA2])
alpha2 = nla_data(info->attrs[HWSIM_ATTR_REG_HINT_ALPHA2]);
@@ -2422,7 +2450,8 @@ static int hwsim_create_radio_nl(struct sk_buff *msg, struct genl_info *info)
regd = hwsim_world_regdom_custom[idx];
}
- return mac80211_hwsim_create_radio(chans, alpha2, regd, reg_strict);
+ return mac80211_hwsim_create_radio(chans, alpha2, regd, reg_strict,
+ p2p_device, use_chanctx);
}
static int hwsim_destroy_radio_nl(struct sk_buff *msg, struct genl_info *info)
@@ -2640,7 +2669,9 @@ static int __init init_mac80211_hwsim(void)
}
err = mac80211_hwsim_create_radio(channels, reg_alpha2,
- regd, reg_strict);
+ regd, reg_strict,
+ support_p2p_device,
+ channels > 1);
if (err < 0)
goto out_free_radios;
}