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WSL2-Linux-Kernel
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cfg80211: take WoWLAN support information out of wiphy struct 

There's no need to take up the space for devices that don't
support WoWLAN, and most drivers can even make the support
data static const (except where it's modified at runtime.)

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2013-06-03 17:25:34 +02:00
Родитель e05ecccdf7
Коммит 964dc9e2c3
12 изменённых файлов: 114 добавлений и 91 удалений
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24
drivers/net/wireless/ath/ath6kl/cfg80211.c
Просмотреть файл

@ -3679,6 +3679,20 @@ err:
return NULL;
}
#ifdef CONFIG_PM
static const struct wiphy_wowlan_support ath6kl_wowlan_support = {
.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_GTK_REKEY_FAILURE |
WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
WIPHY_WOWLAN_4WAY_HANDSHAKE,
.n_patterns = WOW_MAX_FILTERS_PER_LIST,
.pattern_min_len = 1,
.pattern_max_len = WOW_PATTERN_SIZE,
};
#endif
int ath6kl_cfg80211_init(struct ath6kl *ar)
{
struct wiphy *wiphy = ar->wiphy;
@ -3772,15 +3786,7 @@ int ath6kl_cfg80211_init(struct ath6kl *ar)
wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
#ifdef CONFIG_PM
wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_GTK_REKEY_FAILURE |
WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
WIPHY_WOWLAN_4WAY_HANDSHAKE;
wiphy->wowlan.n_patterns = WOW_MAX_FILTERS_PER_LIST;
wiphy->wowlan.pattern_min_len = 1;
wiphy->wowlan.pattern_max_len = WOW_PATTERN_SIZE;
wiphy->wowlan = &ath6kl_wowlan_support;
#endif
wiphy->max_sched_scan_ssids = MAX_PROBED_SSIDS;

20
drivers/net/wireless/ath/ath9k/init.c
Просмотреть файл

@ -755,6 +755,15 @@ static const struct ieee80211_iface_combination if_comb[] = {
}
};
#ifdef CONFIG_PM
static const struct wiphy_wowlan_support ath9k_wowlan_support = {
.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT,
.n_patterns = MAX_NUM_USER_PATTERN,
.pattern_min_len = 1,
.pattern_max_len = MAX_PATTERN_SIZE,
};
#endif
void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
{
struct ath_hw *ah = sc->sc_ah;
@ -797,15 +806,8 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
#ifdef CONFIG_PM_SLEEP
if ((ah->caps.hw_caps & ATH9K_HW_WOW_DEVICE_CAPABLE) &&
device_can_wakeup(sc->dev)) {
hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT;
hw->wiphy->wowlan.n_patterns = MAX_NUM_USER_PATTERN;
hw->wiphy->wowlan.pattern_min_len = 1;
hw->wiphy->wowlan.pattern_max_len = MAX_PATTERN_SIZE;
}
device_can_wakeup(sc->dev))
hw->wiphy->wowlan = &ath9k_wowlan_support;
atomic_set(&sc->wow_sleep_proc_intr, -1);
atomic_set(&sc->wow_got_bmiss_intr, -1);

3
drivers/net/wireless/iwlwifi/dvm/dev.h
Просмотреть файл

@ -870,6 +870,9 @@ struct iwl_priv {
__le64 replay_ctr;
__le16 last_seq_ctl;
bool have_rekey_data;
#ifdef CONFIG_PM_SLEEP
struct wiphy_wowlan_support wowlan_support;
#endif
/* device_pointers: pointers to ucode event tables */
struct {

17
drivers/net/wireless/iwlwifi/dvm/mac80211.c
Просмотреть файл

@ -208,20 +208,21 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
priv->trans->ops->d3_suspend &&
priv->trans->ops->d3_resume &&
device_can_wakeup(priv->trans->dev)) {
hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
WIPHY_WOWLAN_RFKILL_RELEASE;
priv->wowlan_support.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
WIPHY_WOWLAN_RFKILL_RELEASE;
if (!iwlwifi_mod_params.sw_crypto)
hw->wiphy->wowlan.flags |=
priv->wowlan_support.flags |=
WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
WIPHY_WOWLAN_GTK_REKEY_FAILURE;
hw->wiphy->wowlan.n_patterns = IWLAGN_WOWLAN_MAX_PATTERNS;
hw->wiphy->wowlan.pattern_min_len =
priv->wowlan_support.n_patterns = IWLAGN_WOWLAN_MAX_PATTERNS;
priv->wowlan_support.pattern_min_len =
IWLAGN_WOWLAN_MIN_PATTERN_LEN;
hw->wiphy->wowlan.pattern_max_len =
priv->wowlan_support.pattern_max_len =
IWLAGN_WOWLAN_MAX_PATTERN_LEN;
hw->wiphy->wowlan = &priv->wowlan_support;
}
#endif

24
drivers/net/wireless/iwlwifi/mvm/mac80211.c
Просмотреть файл

@ -222,20 +222,20 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
mvm->trans->ops->d3_suspend &&
mvm->trans->ops->d3_resume &&
device_can_wakeup(mvm->trans->dev)) {
hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
WIPHY_WOWLAN_RFKILL_RELEASE;
mvm->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT |
WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_EAP_IDENTITY_REQ |
WIPHY_WOWLAN_RFKILL_RELEASE;
if (!iwlwifi_mod_params.sw_crypto)
hw->wiphy->wowlan.flags |=
WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
WIPHY_WOWLAN_GTK_REKEY_FAILURE |
WIPHY_WOWLAN_4WAY_HANDSHAKE;
mvm->wowlan.flags |= WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
WIPHY_WOWLAN_GTK_REKEY_FAILURE |
WIPHY_WOWLAN_4WAY_HANDSHAKE;
hw->wiphy->wowlan.n_patterns = IWL_WOWLAN_MAX_PATTERNS;
hw->wiphy->wowlan.pattern_min_len = IWL_WOWLAN_MIN_PATTERN_LEN;
hw->wiphy->wowlan.pattern_max_len = IWL_WOWLAN_MAX_PATTERN_LEN;
hw->wiphy->wowlan.tcp = &iwl_mvm_wowlan_tcp_support;
mvm->wowlan.n_patterns = IWL_WOWLAN_MAX_PATTERNS;
mvm->wowlan.pattern_min_len = IWL_WOWLAN_MIN_PATTERN_LEN;
mvm->wowlan.pattern_max_len = IWL_WOWLAN_MAX_PATTERN_LEN;
mvm->wowlan.tcp = &iwl_mvm_wowlan_tcp_support;
hw->wiphy->wowlan = &mvm->wowlan;
}
#endif

1
drivers/net/wireless/iwlwifi/mvm/mvm.h
Просмотреть файл

@ -336,6 +336,7 @@ struct iwl_mvm {
struct ieee80211_vif *p2p_device_vif;
#ifdef CONFIG_PM_SLEEP
struct wiphy_wowlan_support wowlan;
int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
#endif

16
drivers/net/wireless/mwifiex/cfg80211.c
Просмотреть файл

@ -2426,6 +2426,16 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = {
#endif
};
#ifdef CONFIG_PM
static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
.flags = WIPHY_WOWLAN_MAGIC_PKT,
.n_patterns = MWIFIEX_MAX_FILTERS,
.pattern_min_len = 1,
.pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
.max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
};
#endif
/*
* This function registers the device with CFG802.11 subsystem.
*
@ -2483,11 +2493,7 @@ int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
wiphy_apply_custom_regulatory(wiphy, &mwifiex_world_regdom_custom);
#ifdef CONFIG_PM
wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT;
wiphy->wowlan.n_patterns = MWIFIEX_MAX_FILTERS;
wiphy->wowlan.pattern_min_len = 1;
wiphy->wowlan.pattern_max_len = MWIFIEX_MAX_PATTERN_LEN;
wiphy->wowlan.max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN;
wiphy->wowlan = &mwifiex_wowlan_support;
#endif
wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |

19
drivers/net/wireless/ti/wlcore/main.c
Просмотреть файл

@ -6018,6 +6018,15 @@ int wlcore_free_hw(struct wl1271 *wl)
}
EXPORT_SYMBOL_GPL(wlcore_free_hw);
#ifdef CONFIG_PM
static const struct wiphy_wowlan_support wlcore_wowlan_support = {
.flags = WIPHY_WOWLAN_ANY,
.n_patterns = WL1271_MAX_RX_FILTERS,
.pattern_min_len = 1,
.pattern_max_len = WL1271_RX_FILTER_MAX_PATTERN_SIZE,
};
#endif
static void wlcore_nvs_cb(const struct firmware *fw, void *context)
{
struct wl1271 *wl = context;
@ -6071,14 +6080,8 @@ static void wlcore_nvs_cb(const struct firmware *fw, void *context)
if (!ret) {
wl->irq_wake_enabled = true;
device_init_wakeup(wl->dev, 1);
if (pdata->pwr_in_suspend) {
wl->hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY;
wl->hw->wiphy->wowlan.n_patterns =
WL1271_MAX_RX_FILTERS;
wl->hw->wiphy->wowlan.pattern_min_len = 1;
wl->hw->wiphy->wowlan.pattern_max_len =
WL1271_RX_FILTER_MAX_PATTERN_SIZE;
}
if (pdata->pwr_in_suspend)
wl->hw->wiphy->wowlan = &wlcore_wowlan_support;
}
#endif
disable_irq(wl->irq);

2
include/net/cfg80211.h
Просмотреть файл

@ -2654,7 +2654,7 @@ struct wiphy {
u32 hw_version;
#ifdef CONFIG_PM
struct wiphy_wowlan_support wowlan;
const struct wiphy_wowlan_support *wowlan;
struct cfg80211_wowlan *wowlan_config;
#endif

3
net/mac80211/main.c
Просмотреть файл

@ -686,8 +686,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
return -EINVAL;
#ifdef CONFIG_PM
if ((hw->wiphy->wowlan.flags || hw->wiphy->wowlan.n_patterns) &&
(!local->ops->suspend || !local->ops->resume))
if (hw->wiphy->wowlan && (!local->ops->suspend || !local->ops->resume))
return -EINVAL;
#endif

20
net/wireless/core.c
Просмотреть файл

@ -449,8 +449,13 @@ int wiphy_register(struct wiphy *wiphy)
u16 ifmodes = wiphy->interface_modes;
#ifdef CONFIG_PM
if (WARN_ON((wiphy->wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
!(wiphy->wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY)))
if (WARN_ON(wiphy->wowlan &&
(wiphy->wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
!(wiphy->wowlan->flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY)))
return -EINVAL;
if (WARN_ON(wiphy->wowlan &&
!wiphy->wowlan->flags && !wiphy->wowlan->n_patterns &&
!wiphy->wowlan->tcp))
return -EINVAL;
#endif
@ -540,12 +545,11 @@ int wiphy_register(struct wiphy *wiphy)
}
#ifdef CONFIG_PM
if (rdev->wiphy.wowlan.n_patterns) {
if (WARN_ON(!rdev->wiphy.wowlan.pattern_min_len ||
rdev->wiphy.wowlan.pattern_min_len >
rdev->wiphy.wowlan.pattern_max_len))
return -EINVAL;
}
if (WARN_ON(rdev->wiphy.wowlan && rdev->wiphy.wowlan->n_patterns &&
(!rdev->wiphy.wowlan->pattern_min_len ||
rdev->wiphy.wowlan->pattern_min_len >
rdev->wiphy.wowlan->pattern_max_len)))
return -EINVAL;
#endif
/* check and set up bitrates */

56
net/wireless/nl80211.c
Просмотреть файл

@ -908,7 +908,7 @@ nla_put_failure:
static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev,
struct sk_buff *msg)
{
const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp;
const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan->tcp;
struct nlattr *nl_tcp;
if (!tcp)
@ -951,37 +951,37 @@ static int nl80211_send_wowlan(struct sk_buff *msg,
{
struct nlattr *nl_wowlan;
if (!dev->wiphy.wowlan.flags && !dev->wiphy.wowlan.n_patterns)
if (!dev->wiphy.wowlan)
return 0;
nl_wowlan = nla_nest_start(msg, NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED);
if (!nl_wowlan)
return -ENOBUFS;
if (((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_ANY) &&
if (((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_ANY) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_DISCONNECT) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_DISCONNECT) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_MAGIC_PKT) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
((dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE) &&
((dev->wiphy.wowlan->flags & WIPHY_WOWLAN_RFKILL_RELEASE) &&
nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE)))
return -ENOBUFS;
if (dev->wiphy.wowlan.n_patterns) {
if (dev->wiphy.wowlan->n_patterns) {
struct nl80211_wowlan_pattern_support pat = {
.max_patterns = dev->wiphy.wowlan.n_patterns,
.min_pattern_len = dev->wiphy.wowlan.pattern_min_len,
.max_pattern_len = dev->wiphy.wowlan.pattern_max_len,
.max_pkt_offset = dev->wiphy.wowlan.max_pkt_offset,
.max_patterns = dev->wiphy.wowlan->n_patterns,
.min_pattern_len = dev->wiphy.wowlan->pattern_min_len,
.max_pattern_len = dev->wiphy.wowlan->pattern_max_len,
.max_pkt_offset = dev->wiphy.wowlan->max_pkt_offset,
};
if (nla_put(msg, NL80211_WOWLAN_TRIG_PKT_PATTERN,
@ -7580,8 +7580,7 @@ static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info)
void *hdr;
u32 size = NLMSG_DEFAULT_SIZE;
if (!rdev->wiphy.wowlan.flags && !rdev->wiphy.wowlan.n_patterns &&
!rdev->wiphy.wowlan.tcp)
if (!rdev->wiphy.wowlan)
return -EOPNOTSUPP;
if (rdev->wiphy.wowlan_config && rdev->wiphy.wowlan_config->tcp) {
@ -7654,7 +7653,7 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
u32 data_size, wake_size, tokens_size = 0, wake_mask_size;
int err, port;
if (!rdev->wiphy.wowlan.tcp)
if (!rdev->wiphy.wowlan->tcp)
return -EINVAL;
err = nla_parse(tb, MAX_NL80211_WOWLAN_TCP,
@ -7674,16 +7673,16 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
return -EINVAL;
data_size = nla_len(tb[NL80211_WOWLAN_TCP_DATA_PAYLOAD]);
if (data_size > rdev->wiphy.wowlan.tcp->data_payload_max)
if (data_size > rdev->wiphy.wowlan->tcp->data_payload_max)
return -EINVAL;
if (nla_get_u32(tb[NL80211_WOWLAN_TCP_DATA_INTERVAL]) >
rdev->wiphy.wowlan.tcp->data_interval_max ||
rdev->wiphy.wowlan->tcp->data_interval_max ||
nla_get_u32(tb[NL80211_WOWLAN_TCP_DATA_INTERVAL]) == 0)
return -EINVAL;
wake_size = nla_len(tb[NL80211_WOWLAN_TCP_WAKE_PAYLOAD]);
if (wake_size > rdev->wiphy.wowlan.tcp->wake_payload_max)
if (wake_size > rdev->wiphy.wowlan->tcp->wake_payload_max)
return -EINVAL;
wake_mask_size = nla_len(tb[NL80211_WOWLAN_TCP_WAKE_MASK]);
@ -7698,13 +7697,13 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
if (!tok->len || tokens_size % tok->len)
return -EINVAL;
if (!rdev->wiphy.wowlan.tcp->tok)
if (!rdev->wiphy.wowlan->tcp->tok)
return -EINVAL;
if (tok->len > rdev->wiphy.wowlan.tcp->tok->max_len)
if (tok->len > rdev->wiphy.wowlan->tcp->tok->max_len)
return -EINVAL;
if (tok->len < rdev->wiphy.wowlan.tcp->tok->min_len)
if (tok->len < rdev->wiphy.wowlan->tcp->tok->min_len)
return -EINVAL;
if (tokens_size > rdev->wiphy.wowlan.tcp->tok->bufsize)
if (tokens_size > rdev->wiphy.wowlan->tcp->tok->bufsize)
return -EINVAL;
if (tok->offset + tok->len > data_size)
return -EINVAL;
@ -7712,7 +7711,7 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
if (tb[NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ]) {
seq = nla_data(tb[NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ]);
if (!rdev->wiphy.wowlan.tcp->seq)
if (!rdev->wiphy.wowlan->tcp->seq)
return -EINVAL;
if (seq->len == 0 || seq->len > 4)
return -EINVAL;
@ -7793,12 +7792,11 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
struct nlattr *tb[NUM_NL80211_WOWLAN_TRIG];
struct cfg80211_wowlan new_triggers = {};
struct cfg80211_wowlan *ntrig;
struct wiphy_wowlan_support *wowlan = &rdev->wiphy.wowlan;
const struct wiphy_wowlan_support *wowlan = rdev->wiphy.wowlan;
int err, i;
bool prev_enabled = rdev->wiphy.wowlan_config;
if (!rdev->wiphy.wowlan.flags && !rdev->wiphy.wowlan.n_patterns &&
!rdev->wiphy.wowlan.tcp)
if (!wowlan)
return -EOPNOTSUPP;
if (!info->attrs[NL80211_ATTR_WOWLAN_TRIGGERS]) {