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mac80211: remove channel_change_time

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This value is no longer used by mac80211, and practically no
driver ever set it to a correct value anyway, so remove it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2014-01-06 22:24:00 +01:00
parent 349b196044
commit 685328b296
17 changed files with 0 additions and 31 deletions
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1
drivers/net/wireless/adm8211.c
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@ -1866,7 +1866,6 @@ static int adm8211_probe(struct pci_dev *pdev,
dev->flags = IEEE80211_HW_SIGNAL_UNSPEC;
dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
dev->channel_change_time = 1000;
dev->max_signal = 100; /* FIXME: find better value */
dev->queues = 1; /* ADM8211C supports more, maybe ADM8211B too */

1
drivers/net/wireless/at76c50x-usb.c
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@ -2112,7 +2112,6 @@ static struct at76_priv *at76_alloc_new_device(struct usb_device *udev)
priv->pm_period = 0;
/* unit us */
priv->hw->channel_change_time = 100000;
return priv;
}

1
drivers/net/wireless/ath/ath10k/mac.c
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@ -3704,7 +3704,6 @@ int ath10k_mac_register(struct ath10k *ar)
ar->hw->vif_data_size = sizeof(struct ath10k_vif);
ar->hw->channel_change_time = 5000;
ar->hw->max_listen_interval = ATH10K_MAX_HW_LISTEN_INTERVAL;
ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;

1
drivers/net/wireless/ath/ath5k/base.c
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@ -2549,7 +2549,6 @@ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
hw->wiphy->available_antennas_rx = 0x3;
hw->extra_tx_headroom = 2;
hw->channel_change_time = 5000;
/*
* Mark the device as detached to avoid processing

1
drivers/net/wireless/ath/ath9k/htc_drv_init.c
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@ -748,7 +748,6 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
hw->queues = 4;
hw->channel_change_time = 5000;
hw->max_listen_interval = 1;
hw->vif_data_size = sizeof(struct ath9k_htc_vif);

1
drivers/net/wireless/ath/ath9k/init.c
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@ -950,7 +950,6 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
hw->queues = 4;
hw->max_rates = 4;
hw->channel_change_time = 5000;
hw->max_listen_interval = 1;
hw->max_rate_tries = 10;
hw->sta_data_size = sizeof(struct ath_node);

12
drivers/net/wireless/ath/carl9170/main.c
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@ -1968,18 +1968,6 @@ static int carl9170_parse_eeprom(struct ar9170 *ar)
return -ENOMEM;
ar->num_channels = chans;
/*
* I measured this, a bandswitch takes roughly
* 135 ms and a frequency switch about 80.
*
* FIXME: measure these values again once EEPROM settings
* are used, that will influence them!
*/
if (bands == 2)
ar->hw->channel_change_time = 135 * 1000;
else
ar->hw->channel_change_time = 80 * 1000;
regulatory->current_rd = le16_to_cpu(ar->eeprom.reg_domain[0]);
/* second part of wiphy init */

1
drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
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@ -1071,7 +1071,6 @@ static int ieee_hw_init(struct ieee80211_hw *hw)
hw->max_rates = 2; /* Primary rate and 1 fallback rate */
/* channel change time is dependent on chip and band */
hw->channel_change_time = 7 * 1000;
hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_ADHOC);

1
drivers/net/wireless/cw1200/main.c
View File

@ -302,7 +302,6 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr,
hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
hw->channel_change_time = 1000; /* TODO: find actual value */
hw->queues = 4;
priv->rts_threshold = -1;

1
drivers/net/wireless/mac80211_hwsim.c
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@ -2341,7 +2341,6 @@ static int __init init_mac80211_hwsim(void)
INIT_DELAYED_WORK(&data->roc_done, hw_roc_done);
INIT_DELAYED_WORK(&data->hw_scan, hw_scan_work);
hw->channel_change_time = 1;
hw->queues = 5;
hw->offchannel_tx_hw_queue = 4;
hw->wiphy->interface_modes =

2
drivers/net/wireless/mwl8k.c
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@ -5893,8 +5893,6 @@ static int mwl8k_firmware_load_success(struct mwl8k_priv *priv)
hw->extra_tx_headroom -= priv->ap_fw ? REDUCED_TX_HEADROOM : 0;
hw->channel_change_time = 10;
hw->queues = MWL8K_TX_WMM_QUEUES;
/* Set rssi values to dBm */

1
drivers/net/wireless/p54/main.c
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@ -757,7 +757,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_MESH_POINT);
dev->channel_change_time = 1000; /* TODO: find actual value */
priv->beacon_req_id = cpu_to_le32(0);
priv->tx_stats[P54_QUEUE_BEACON].limit = 1;
priv->tx_stats[P54_QUEUE_FWSCAN].limit = 1;

1
drivers/net/wireless/rtlwifi/base.c
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@ -353,7 +353,6 @@ static void _rtl_init_mac80211(struct ieee80211_hw *hw)
/* TODO: Correct this value for our hw */
/* TODO: define these hard code value */
hw->channel_change_time = 100;
hw->max_listen_interval = 10;
hw->max_rate_tries = 4;
/* hw->max_rates = 1; */

1
drivers/net/wireless/ti/wl1251/main.c
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@ -1347,7 +1347,6 @@ int wl1251_init_ieee80211(struct wl1251 *wl)
/* unit us */
/* FIXME: find a proper value */
wl->hw->channel_change_time = 10000;
wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_SUPPORTS_PS |

1
drivers/net/wireless/ti/wlcore/main.c
View File

@ -5710,7 +5710,6 @@ static int wl1271_init_ieee80211(struct wl1271 *wl)
/* unit us */
/* FIXME: find a proper value */
wl->hw->channel_change_time = 10000;
wl->hw->max_listen_interval = wl->conf.conn.max_listen_interval;
wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |

1
drivers/staging/winbond/wbusb.c
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@ -788,7 +788,6 @@ static int wb35_probe(struct usb_interface *intf,
dev->flags = IEEE80211_HW_SIGNAL_UNSPEC;
dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
dev->channel_change_time = 1000;
dev->max_signal = 100;
dev->queues = 1;

3
include/net/mac80211.h
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@ -1616,8 +1616,6 @@ enum ieee80211_hw_flags {
* @extra_beacon_tailroom: tailroom to reserve in each beacon tx skb.
* Can be used by drivers to add extra IEs.
*
* @channel_change_time: time (in microseconds) it takes to change channels.
*
* @max_signal: Maximum value for signal (rssi) in RX information, used
* only when @IEEE80211_HW_SIGNAL_UNSPEC or @IEEE80211_HW_SIGNAL_DB
*
@ -1699,7 +1697,6 @@ struct ieee80211_hw {
u32 flags;
unsigned int extra_tx_headroom;
unsigned int extra_beacon_tailroom;
int channel_change_time;
int vif_data_size;
int sta_data_size;
int chanctx_data_size;