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authorWey-Yi Guy <wey-yi.w.guy@intel.com>2011-01-13 17:09:29 -0800
committerWey-Yi Guy <wey-yi.w.guy@intel.com>2011-01-21 15:51:16 -0800
commitf35c0c560994226847fa33f0021046a44ab1460f (patch)
treeff638a8d5b794b02248e94fdf43f394c7593f664
parentiwlwifi: replace minimum slot time constant (diff)
downloadlinux-dev-f35c0c560994226847fa33f0021046a44ab1460f.tar.xz
linux-dev-f35c0c560994226847fa33f0021046a44ab1460f.zip
iwlwifi: initial P2P support
If PAN functionality is present, advertise P2P interface type support and thus support for P2P. However, the support is currently somewhat incomplete -- NoA schedule isn't added to probe responses, and 11b bitrates may be used still, etc. Therefore, make it all optional with a Kconfig option. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
-rw-r--r--drivers/net/wireless/iwlwifi/Kconfig16
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c5
3 files changed, 23 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig
index 236f9000b895..e1e3b1cf3cff 100644
--- a/drivers/net/wireless/iwlwifi/Kconfig
+++ b/drivers/net/wireless/iwlwifi/Kconfig
@@ -116,6 +116,22 @@ config IWL5000
Intel 100 Series Wi-Fi Adapters (100BGN and 130BGN)
Intel 2000 Series Wi-Fi Adapters
+config IWL_P2P
+ bool "iwlwifi experimental P2P support"
+ depends on IWL5000
+ help
+ This option enables experimental P2P support for some devices
+ based on microcode support. Since P2P support is still under
+ development, this option may even enable it for some devices
+ now that turn out to not support it in the future due to
+ microcode restrictions.
+
+ To determine if your microcode supports the experimental P2P
+ offered by this option, check if the driver advertises AP
+ support when it is loaded.
+
+ Say Y only if you want to experiment with P2P.
+
config IWL3945
tristate "Intel PRO/Wireless 3945ABG/BG Network Connection (iwl3945)"
depends on IWLWIFI
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 02771ef787fd..eb16647cfbe0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -4136,6 +4136,10 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->contexts[IWL_RXON_CTX_PAN].mcast_queue = IWL_IPAN_MCAST_QUEUE;
priv->contexts[IWL_RXON_CTX_PAN].interface_modes =
BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP);
+#ifdef CONFIG_IWL_P2P
+ priv->contexts[IWL_RXON_CTX_PAN].interface_modes |=
+ BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO);
+#endif
priv->contexts[IWL_RXON_CTX_PAN].ap_devtype = RXON_DEV_TYPE_CP;
priv->contexts[IWL_RXON_CTX_PAN].station_devtype = RXON_DEV_TYPE_2STA;
priv->contexts[IWL_RXON_CTX_PAN].unused_devtype = RXON_DEV_TYPE_P2P;
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 8e1b8014ddc1..a46ad60216a0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1404,9 +1404,10 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
struct iwl_rxon_context *tmp, *ctx = NULL;
int err;
+ enum nl80211_iftype viftype = ieee80211_vif_type_p2p(vif);
IWL_DEBUG_MAC80211(priv, "enter: type %d, addr %pM\n",
- vif->type, vif->addr);
+ viftype, vif->addr);
mutex_lock(&priv->mutex);
@@ -1430,7 +1431,7 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
continue;
}
- if (!(possible_modes & BIT(vif->type)))
+ if (!(possible_modes & BIT(viftype)))
continue;
/* have maybe usable context w/o interface */