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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.c114
1 files changed, 87 insertions, 27 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 0064d38..b878a32 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -25,6 +25,7 @@
#include <linux/if_arp.h>
#include <linux/rtnetlink.h>
#include <linux/etherdevice.h>
+#include <linux/platform_device.h>
#include <linux/debugfs.h>
#include <linux/module.h>
#include <linux/ktime.h>
@@ -52,6 +53,10 @@ static bool paged_rx = false;
module_param(paged_rx, bool, 0644);
MODULE_PARM_DESC(paged_rx, "Use paged SKBs for RX instead of linear ones");
+static bool rctbl = false;
+module_param(rctbl, bool, 0444);
+MODULE_PARM_DESC(rctbl, "Handle rate control table");
+
/**
* enum hwsim_regtest - the type of regulatory tests we offer
*
@@ -717,9 +722,17 @@ static bool mac80211_hwsim_tx_frame_no_nl(struct ieee80211_hw *hw,
rx_status.flag |= RX_FLAG_MACTIME_START;
rx_status.freq = chan->center_freq;
rx_status.band = chan->band;
- rx_status.rate_idx = info->control.rates[0].idx;
- if (info->control.rates[0].flags & IEEE80211_TX_RC_MCS)
- rx_status.flag |= RX_FLAG_HT;
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_VHT_MCS) {
+ rx_status.rate_idx =
+ ieee80211_rate_get_vht_mcs(&info->control.rates[0]);
+ rx_status.vht_nss =
+ ieee80211_rate_get_vht_nss(&info->control.rates[0]);
+ rx_status.flag |= RX_FLAG_VHT;
+ } else {
+ rx_status.rate_idx = info->control.rates[0].idx;
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_MCS)
+ rx_status.flag |= RX_FLAG_HT;
+ }
if (info->control.rates[0].flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
rx_status.flag |= RX_FLAG_40MHZ;
if (info->control.rates[0].flags & IEEE80211_TX_RC_SHORT_GI)
@@ -886,8 +899,12 @@ static void mac80211_hwsim_tx(struct ieee80211_hw *hw,
if (control->sta)
hwsim_check_sta_magic(control->sta);
- txi->rate_driver_data[0] = channel;
+ if (rctbl)
+ ieee80211_get_tx_rates(txi->control.vif, control->sta, skb,
+ txi->control.rates,
+ ARRAY_SIZE(txi->control.rates));
+ txi->rate_driver_data[0] = channel;
mac80211_hwsim_monitor_rx(hw, skb, channel);
/* wmediumd mode check */
@@ -989,6 +1006,13 @@ static void mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
{
u32 _pid = ACCESS_ONCE(wmediumd_portid);
+ if (rctbl) {
+ struct ieee80211_tx_info *txi = IEEE80211_SKB_CB(skb);
+ ieee80211_get_tx_rates(txi->control.vif, NULL, skb,
+ txi->control.rates,
+ ARRAY_SIZE(txi->control.rates));
+ }
+
mac80211_hwsim_monitor_rx(hw, skb, chan);
if (_pid)
@@ -1019,6 +1043,11 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac,
if (skb == NULL)
return;
info = IEEE80211_SKB_CB(skb);
+ if (rctbl)
+ ieee80211_get_tx_rates(vif, NULL, skb,
+ info->control.rates,
+ ARRAY_SIZE(info->control.rates));
+
txrate = ieee80211_get_tx_rate(hw, info);
mgmt = (struct ieee80211_mgmt *) skb->data;
@@ -1062,11 +1091,13 @@ out:
return HRTIMER_NORESTART;
}
-static const char *hwsim_chantypes[] = {
- [NL80211_CHAN_NO_HT] = "noht",
- [NL80211_CHAN_HT20] = "ht20",
- [NL80211_CHAN_HT40MINUS] = "ht40-",
- [NL80211_CHAN_HT40PLUS] = "ht40+",
+static const char * const hwsim_chanwidths[] = {
+ [NL80211_CHAN_WIDTH_20_NOHT] = "noht",
+ [NL80211_CHAN_WIDTH_20] = "ht20",
+ [NL80211_CHAN_WIDTH_40] = "ht40",
+ [NL80211_CHAN_WIDTH_80] = "vht80",
+ [NL80211_CHAN_WIDTH_80P80] = "vht80p80",
+ [NL80211_CHAN_WIDTH_160] = "vht160",
};
static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed)
@@ -1080,18 +1111,28 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed)
[IEEE80211_SMPS_DYNAMIC] = "dynamic",
};
- wiphy_debug(hw->wiphy,
- "%s (freq=%d/%s idle=%d ps=%d smps=%s)\n",
- __func__,
- conf->channel ? conf->channel->center_freq : 0,
- hwsim_chantypes[conf->channel_type],
- !!(conf->flags & IEEE80211_CONF_IDLE),
- !!(conf->flags & IEEE80211_CONF_PS),
- smps_modes[conf->smps_mode]);
+ if (conf->chandef.chan)
+ wiphy_debug(hw->wiphy,
+ "%s (freq=%d(%d - %d)/%s idle=%d ps=%d smps=%s)\n",
+ __func__,
+ conf->chandef.chan->center_freq,
+ conf->chandef.center_freq1,
+ conf->chandef.center_freq2,
+ hwsim_chanwidths[conf->chandef.width],
+ !!(conf->flags & IEEE80211_CONF_IDLE),
+ !!(conf->flags & IEEE80211_CONF_PS),
+ smps_modes[conf->smps_mode]);
+ else
+ wiphy_debug(hw->wiphy,
+ "%s (freq=0 idle=%d ps=%d smps=%s)\n",
+ __func__,
+ !!(conf->flags & IEEE80211_CONF_IDLE),
+ !!(conf->flags & IEEE80211_CONF_PS),
+ smps_modes[conf->smps_mode]);
data->idle = !!(conf->flags & IEEE80211_CONF_IDLE);
- data->channel = conf->channel;
+ data->channel = conf->chandef.chan;
WARN_ON(data->channel && channels > 1);
@@ -1277,7 +1318,7 @@ static int mac80211_hwsim_get_survey(
return -ENOENT;
/* Current channel */
- survey->channel = conf->channel;
+ survey->channel = conf->chandef.chan;
/*
* Magically conjured noise level --- this is only ok for simulated hardware.
@@ -1675,6 +1716,7 @@ static void mac80211_hwsim_free(void)
debugfs_remove(data->debugfs_ps);
debugfs_remove(data->debugfs);
ieee80211_unregister_hw(data->hw);
+ device_release_driver(data->dev);
device_unregister(data->dev);
ieee80211_free_hw(data->hw);
}
@@ -1683,7 +1725,9 @@ static void mac80211_hwsim_free(void)
static struct device_driver mac80211_hwsim_driver = {
- .name = "mac80211_hwsim"
+ .name = "mac80211_hwsim",
+ .bus = &platform_bus_type,
+ .owner = THIS_MODULE,
};
static const struct net_device_ops hwsim_netdev_ops = {
@@ -2175,9 +2219,15 @@ static int __init init_mac80211_hwsim(void)
spin_lock_init(&hwsim_radio_lock);
INIT_LIST_HEAD(&hwsim_radios);
+ err = driver_register(&mac80211_hwsim_driver);
+ if (err)
+ return err;
+
hwsim_class = class_create(THIS_MODULE, "mac80211_hwsim");
- if (IS_ERR(hwsim_class))
- return PTR_ERR(hwsim_class);
+ if (IS_ERR(hwsim_class)) {
+ err = PTR_ERR(hwsim_class);
+ goto failed_unregister_driver;
+ }
memset(addr, 0, ETH_ALEN);
addr[0] = 0x02;
@@ -2199,12 +2249,20 @@ static int __init init_mac80211_hwsim(void)
"hwsim%d", i);
if (IS_ERR(data->dev)) {
printk(KERN_DEBUG
- "mac80211_hwsim: device_create "
- "failed (%ld)\n", PTR_ERR(data->dev));
+ "mac80211_hwsim: device_create failed (%ld)\n",
+ PTR_ERR(data->dev));
err = -ENOMEM;
goto failed_drvdata;
}
data->dev->driver = &mac80211_hwsim_driver;
+ err = device_bind_driver(data->dev);
+ if (err != 0) {
+ printk(KERN_DEBUG
+ "mac80211_hwsim: device_bind_driver failed (%d)\n",
+ err);
+ goto failed_hw;
+ }
+
skb_queue_head_init(&data->pending);
SET_IEEE80211_DEV(hw, data->dev);
@@ -2247,6 +2305,8 @@ static int __init init_mac80211_hwsim(void)
IEEE80211_HW_AMPDU_AGGREGATION |
IEEE80211_HW_WANT_MONITOR_VIF |
IEEE80211_HW_QUEUE_CONTROL;
+ if (rctbl)
+ hw->flags |= IEEE80211_HW_SUPPORTS_RC_TABLE;
hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
@@ -2298,9 +2358,6 @@ static int __init init_mac80211_hwsim(void)
hw->wiphy->bands[band] = sband;
- if (channels == 1)
- continue;
-
sband->vht_cap.vht_supported = true;
sband->vht_cap.cap =
IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
@@ -2506,6 +2563,8 @@ failed_drvdata:
ieee80211_free_hw(hw);
failed:
mac80211_hwsim_free();
+failed_unregister_driver:
+ driver_unregister(&mac80211_hwsim_driver);
return err;
}
module_init(init_mac80211_hwsim);
@@ -2518,5 +2577,6 @@ static void __exit exit_mac80211_hwsim(void)
mac80211_hwsim_free();
unregister_netdev(hwsim_mon);
+ driver_unregister(&mac80211_hwsim_driver);
}
module_exit(exit_mac80211_hwsim);
generated by cgit v1.1 at 2024-12-25 22:07:45 +0000