From 22cad73587ac85e2e9d1f52aae62023aec093654 Mon Sep 17 00:00:00 2001 From: "Luis R. Rodriguez" Date: Thu, 5 Mar 2009 21:13:06 -0800 Subject: [PATCH] mac80211_hwsim: add support for 5 GHz ACME Inc. is now selling a dual band radio. Signed-off-by: Luis R. Rodriguez Signed-off-by: John W. Linville --- drivers/net/wireless/mac80211_hwsim.c | 138 +++++++++++++++++++------- 1 file changed, 102 insertions(+), 36 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index fce49ba061d..d8716bed5e4 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -10,7 +10,6 @@ /* * TODO: * - IBSS mode simulation (Beacon transmission with competition for "air time") - * - IEEE 802.11a and 802.11n modes * - RX filtering based on filter configuration (data->rx_filter) */ @@ -86,22 +85,65 @@ static struct class *hwsim_class; static struct net_device *hwsim_mon; /* global monitor netdev */ +#define CHAN2G(_freq) { \ + .band = IEEE80211_BAND_2GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_freq), \ + .max_power = 20, \ +} + +#define CHAN5G(_freq) { \ + .band = IEEE80211_BAND_5GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_freq), \ + .max_power = 20, \ +} + +static const struct ieee80211_channel hwsim_channels_2ghz[] = { + CHAN2G(2412), /* Channel 1 */ + CHAN2G(2417), /* Channel 2 */ + CHAN2G(2422), /* Channel 3 */ + CHAN2G(2427), /* Channel 4 */ + CHAN2G(2432), /* Channel 5 */ + CHAN2G(2437), /* Channel 6 */ + CHAN2G(2442), /* Channel 7 */ + CHAN2G(2447), /* Channel 8 */ + CHAN2G(2452), /* Channel 9 */ + CHAN2G(2457), /* Channel 10 */ + CHAN2G(2462), /* Channel 11 */ + CHAN2G(2467), /* Channel 12 */ + CHAN2G(2472), /* Channel 13 */ + CHAN2G(2484), /* Channel 14 */ +}; -static const struct ieee80211_channel hwsim_channels[] = { - { .center_freq = 2412 }, - { .center_freq = 2417 }, - { .center_freq = 2422 }, - { .center_freq = 2427 }, - { .center_freq = 2432 }, - { .center_freq = 2437 }, - { .center_freq = 2442 }, - { .center_freq = 2447 }, - { .center_freq = 2452 }, - { .center_freq = 2457 }, - { .center_freq = 2462 }, - { .center_freq = 2467 }, - { .center_freq = 2472 }, - { .center_freq = 2484 }, +static const struct ieee80211_channel hwsim_channels_5ghz[] = { + CHAN5G(5180), /* Channel 36 */ + CHAN5G(5200), /* Channel 40 */ + CHAN5G(5220), /* Channel 44 */ + CHAN5G(5240), /* Channel 48 */ + + CHAN5G(5260), /* Channel 52 */ + CHAN5G(5280), /* Channel 56 */ + CHAN5G(5300), /* Channel 60 */ + CHAN5G(5320), /* Channel 64 */ + + CHAN5G(5500), /* Channel 100 */ + CHAN5G(5520), /* Channel 104 */ + CHAN5G(5540), /* Channel 108 */ + CHAN5G(5560), /* Channel 112 */ + CHAN5G(5580), /* Channel 116 */ + CHAN5G(5600), /* Channel 120 */ + CHAN5G(5620), /* Channel 124 */ + CHAN5G(5640), /* Channel 128 */ + CHAN5G(5660), /* Channel 132 */ + CHAN5G(5680), /* Channel 136 */ + CHAN5G(5700), /* Channel 140 */ + + CHAN5G(5745), /* Channel 149 */ + CHAN5G(5765), /* Channel 153 */ + CHAN5G(5785), /* Channel 157 */ + CHAN5G(5805), /* Channel 161 */ + CHAN5G(5825), /* Channel 165 */ }; static const struct ieee80211_rate hwsim_rates[] = { @@ -126,8 +168,9 @@ struct mac80211_hwsim_data { struct list_head list; struct ieee80211_hw *hw; struct device *dev; - struct ieee80211_supported_band band; - struct ieee80211_channel channels[ARRAY_SIZE(hwsim_channels)]; + struct ieee80211_supported_band bands[2]; + struct ieee80211_channel channels_2ghz[ARRAY_SIZE(hwsim_channels_2ghz)]; + struct ieee80211_channel channels_5ghz[ARRAY_SIZE(hwsim_channels_5ghz)]; struct ieee80211_rate rates[ARRAY_SIZE(hwsim_rates)]; struct ieee80211_channel *channel; @@ -728,6 +771,7 @@ static int __init init_mac80211_hwsim(void) u8 addr[ETH_ALEN]; struct mac80211_hwsim_data *data; struct ieee80211_hw *hw; + enum ieee80211_band band; if (radios < 1 || radios > 100) return -EINVAL; @@ -785,25 +829,47 @@ static int __init init_mac80211_hwsim(void) hw->vif_data_size = sizeof(struct hwsim_vif_priv); hw->sta_data_size = sizeof(struct hwsim_sta_priv); - memcpy(data->channels, hwsim_channels, sizeof(hwsim_channels)); + memcpy(data->channels_2ghz, hwsim_channels_2ghz, + sizeof(hwsim_channels_2ghz)); + memcpy(data->channels_5ghz, hwsim_channels_5ghz, + sizeof(hwsim_channels_5ghz)); memcpy(data->rates, hwsim_rates, sizeof(hwsim_rates)); - data->band.channels = data->channels; - data->band.n_channels = ARRAY_SIZE(hwsim_channels); - data->band.bitrates = data->rates; - data->band.n_bitrates = ARRAY_SIZE(hwsim_rates); - data->band.ht_cap.ht_supported = true; - data->band.ht_cap.cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | - IEEE80211_HT_CAP_GRN_FLD | - IEEE80211_HT_CAP_SGI_40 | - IEEE80211_HT_CAP_DSSSCCK40; - data->band.ht_cap.ampdu_factor = 0x3; - data->band.ht_cap.ampdu_density = 0x6; - memset(&data->band.ht_cap.mcs, 0, - sizeof(data->band.ht_cap.mcs)); - data->band.ht_cap.mcs.rx_mask[0] = 0xff; - data->band.ht_cap.mcs.rx_mask[1] = 0xff; - data->band.ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &data->band; + + for (band = IEEE80211_BAND_2GHZ; band < IEEE80211_NUM_BANDS; band++) { + struct ieee80211_supported_band *sband = &data->bands[band]; + switch (band) { + case IEEE80211_BAND_2GHZ: + sband->channels = data->channels_2ghz; + sband->n_channels = + ARRAY_SIZE(hwsim_channels_2ghz); + break; + case IEEE80211_BAND_5GHZ: + sband->channels = data->channels_5ghz; + sband->n_channels = + ARRAY_SIZE(hwsim_channels_5ghz); + break; + default: + break; + } + + sband->bitrates = data->rates; + sband->n_bitrates = ARRAY_SIZE(hwsim_rates); + + sband->ht_cap.ht_supported = true; + sband->ht_cap.cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | + IEEE80211_HT_CAP_GRN_FLD | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_DSSSCCK40; + sband->ht_cap.ampdu_factor = 0x3; + sband->ht_cap.ampdu_density = 0x6; + memset(&sband->ht_cap.mcs, 0, + sizeof(sband->ht_cap.mcs)); + sband->ht_cap.mcs.rx_mask[0] = 0xff; + sband->ht_cap.mcs.rx_mask[1] = 0xff; + sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; + + hw->wiphy->bands[band] = sband; + } err = ieee80211_register_hw(hw); if (err < 0) { -- 2.20.1