@@ -69,6 +69,10 @@ static bool mlo;
module_param(mlo, bool, 0444);
MODULE_PARM_DESC(mlo, "Support MLO");
+static bool multi_radio;
+module_param(multi_radio, bool, 0444);
+MODULE_PARM_DESC(mlo, "Support Multiple Radios per wiphy");
+
/**
* enum hwsim_regtest - the type of regulatory tests we offer
*
@@ -669,6 +673,10 @@ struct mac80211_hwsim_data {
struct ieee80211_iface_limit if_limits[3];
int n_if_limits;
+ struct ieee80211_iface_combination if_combination_radio;
+ struct wiphy_radio_freq_range radio_range[NUM_NL80211_BANDS];
+ struct wiphy_radio radio[NUM_NL80211_BANDS];
+
u32 ciphers[ARRAY_SIZE(hwsim_ciphers)];
struct mac_address addresses[2];
@@ -917,6 +925,7 @@ static const struct nla_policy hwsim_genl_policy[HWSIM_ATTR_MAX + 1] = {
[HWSIM_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG },
[HWSIM_ATTR_PMSR_SUPPORT] = NLA_POLICY_NESTED(hwsim_pmsr_capa_policy),
[HWSIM_ATTR_PMSR_RESULT] = NLA_POLICY_NESTED(hwsim_pmsr_peers_result_policy),
+ [HWSIM_ATTR_MULTI_RADIO] = { .type = NLA_FLAG },
};
#if IS_REACHABLE(CONFIG_VIRTIO)
@@ -4018,6 +4027,7 @@ struct hwsim_new_radio_params {
bool reg_strict;
bool p2p_device;
bool use_chanctx;
+ bool multi_radio;
bool destroy_on_close;
const char *hwname;
bool no_vif;
@@ -4094,6 +4104,12 @@ static int append_radio_msg(struct sk_buff *skb, int id,
return ret;
}
+ if (param->multi_radio) {
+ ret = nla_put_flag(skb, HWSIM_ATTR_MULTI_RADIO);
+ if (ret < 0)
+ return ret;
+ }
+
if (param->hwname) {
ret = nla_put(skb, HWSIM_ATTR_RADIO_NAME,
strlen(param->hwname), param->hwname);
@@ -5114,6 +5130,7 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
struct net *net;
int idx, i;
int n_limits = 0;
+ int n_bands = 0;
if (WARN_ON(param->channels > 1 && !param->use_chanctx))
return -EINVAL;
@@ -5217,22 +5234,22 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
n_limits++;
}
+ data->if_combination.radar_detect_widths =
+ BIT(NL80211_CHAN_WIDTH_5) |
+ BIT(NL80211_CHAN_WIDTH_10) |
+ 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);
+
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;
- data->if_combination.radar_detect_widths = 0;
data->if_combination.num_different_channels = data->channels;
} else {
data->if_combination.num_different_channels = 1;
- data->if_combination.radar_detect_widths =
- BIT(NL80211_CHAN_WIDTH_5) |
- BIT(NL80211_CHAN_WIDTH_10) |
- 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);
}
if (!n_limits) {
@@ -5350,6 +5367,9 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
for (band = NL80211_BAND_2GHZ; band < NUM_NL80211_BANDS; band++) {
struct ieee80211_supported_band *sband = &data->bands[band];
+ struct wiphy_radio_freq_range *radio_range;
+ const struct ieee80211_channel *c;
+ struct wiphy_radio *radio;
sband->band = band;
@@ -5423,8 +5443,36 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
mac80211_hwsim_sband_capab(sband);
hw->wiphy->bands[band] = sband;
+
+ if (!param->multi_radio)
+ continue;
+
+ c = sband->channels;
+ radio_range = &data->radio_range[n_bands];
+ radio_range->start_freq = ieee80211_channel_to_khz(c) - 10000;
+
+ c += sband->n_channels - 1;
+ radio_range->end_freq = ieee80211_channel_to_khz(c) + 10000;
+
+ radio = &data->radio[n_bands++];
+ radio->freq_range = radio_range;
+ radio->n_freq_range = 1;
+ radio->iface_combinations = &data->if_combination_radio;
+ radio->n_iface_combinations = 1;
}
+ if (param->multi_radio) {
+ hw->wiphy->radio = data->radio;
+ hw->wiphy->n_radio = n_bands;
+
+ memcpy(&data->if_combination_radio, &data->if_combination,
+ sizeof(data->if_combination));
+ data->if_combination.num_different_channels *= n_bands;
+ }
+
+ if (data->use_chanctx)
+ data->if_combination.radar_detect_widths = 0;
+
/* By default all radios belong to the first group */
data->group = 1;
mutex_init(&data->mutex);
@@ -6042,6 +6090,9 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
else
param.use_chanctx = (param.channels > 1);
+ if (info->attrs[HWSIM_ATTR_MULTI_RADIO])
+ param.multi_radio = true;
+
if (info->attrs[HWSIM_ATTR_REG_HINT_ALPHA2])
param.reg_alpha2 =
nla_data(info->attrs[HWSIM_ATTR_REG_HINT_ALPHA2]);
@@ -6122,7 +6173,7 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
param.mlo = info->attrs[HWSIM_ATTR_MLO_SUPPORT];
- if (param.mlo)
+ if (param.mlo || param.multi_radio)
param.use_chanctx = true;
if (info->attrs[HWSIM_ATTR_RADIO_NAME]) {
@@ -6815,7 +6866,8 @@ static int __init init_mac80211_hwsim(void)
param.p2p_device = support_p2p_device;
param.mlo = mlo;
- param.use_chanctx = channels > 1 || mlo;
+ param.multi_radio = multi_radio;
+ param.use_chanctx = channels > 1 || mlo || multi_radio;
param.iftypes = HWSIM_IFTYPE_SUPPORT_MASK;
if (param.p2p_device)
param.iftypes |= BIT(NL80211_IFTYPE_P2P_DEVICE);
@@ -157,6 +157,9 @@ enum hwsim_commands {
* to provide details about peer measurement request (nl80211_peer_measurement_attrs)
* @HWSIM_ATTR_PMSR_RESULT: nested attributed used with %HWSIM_CMD_REPORT_PMSR
* to provide peer measurement result (nl80211_peer_measurement_attrs)
+ * @HWSIM_ATTR_MULTI_RADIO: Register multiple wiphy radios (flag).
+ * Adds one radio for each band. Number of supported channels will be set for
+ * each radio instead of for the wiphy.
* @__HWSIM_ATTR_MAX: enum limit
*/
enum hwsim_attrs {
@@ -189,6 +192,7 @@ enum hwsim_attrs {
HWSIM_ATTR_PMSR_SUPPORT,
HWSIM_ATTR_PMSR_REQUEST,
HWSIM_ATTR_PMSR_RESULT,
+ HWSIM_ATTR_MULTI_RADIO,
__HWSIM_ATTR_MAX,
};
#define HWSIM_ATTR_MAX (__HWSIM_ATTR_MAX - 1)
This registers one wiphy radio per supported band. Number of different channels is set per radio. Signed-off-by: Felix Fietkau <nbd@nbd.name> --- drivers/net/wireless/virtual/mac80211_hwsim.c | 74 +++++++++++++++++--- drivers/net/wireless/virtual/mac80211_hwsim.h | 4 +- 2 files changed, 67 insertions(+), 11 deletions(-)