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From: Johannes Berg <johannes@sipsolutions.net>
To: linux-wireless@vger.kernel.org
Subject: [RFC v2 09/12] nl80211: advertise socket TX status capability
Date: Fri, 21 Oct 2011 16:23:31 +0200	[thread overview]
Message-ID: <20111021142429.504139119@sipsolutions.net> (raw)
In-Reply-To: 20111021142322.229128720@sipsolutions.net

From: Johannes Berg <johannes.berg@intel.com>

The new wifi socket TX capability should be
supported by wifi drivers, let them advertise
whether they do or not.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
 include/linux/nl80211.h |   15 +++++++++++++++
 include/net/cfg80211.h  |    3 ++-
 net/wireless/nl80211.c  |    2 ++
 3 files changed, 19 insertions(+), 1 deletion(-)

--- a/include/linux/nl80211.h	2011-10-21 12:07:42.000000000 +0200
+++ b/include/linux/nl80211.h	2011-10-21 12:07:45.000000000 +0200
@@ -1137,6 +1137,9 @@ enum nl80211_commands {
  *	with support for the features listed in this attribute, see
  *	&enum nl80211_ap_sme_features.
  *
+ * @NL80211_ATTR_FEATURE_FLAGS: This u32 attribute contains flags from
+ *	&enum nl80211_feature_flags and is advertised in wiphy information.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -1367,6 +1370,8 @@ enum nl80211_attrs {
 
 	NL80211_ATTR_DEVICE_AP_MLME,
 
+	NL80211_ATTR_FEATURE_FLAGS,
+
 	/* add attributes here, update the policy in nl80211.c */
 
 	__NL80211_ATTR_AFTER_LAST,
@@ -2693,4 +2698,14 @@ enum nl80211_ap_sme_features {
 	NL80211_AP_SME_WSC	= 1 << 0,
 };
 
+/**
+ * enum nl80211_feature_flags - device/driver features
+ * @NL80211_FEATURE_SK_TX_STATUS: This driver supports reflecting back
+ *	TX status to the socket error queue when requested with the
+ *	socket option.
+ */
+enum nl80211_feature_flags {
+	NL80211_FEATURE_SK_TX_STATUS	= 1 << 0,
+};
+
 #endif /* __LINUX_NL80211_H */
--- a/include/net/cfg80211.h	2011-10-21 12:07:42.000000000 +0200
+++ b/include/net/cfg80211.h	2011-10-21 12:07:45.000000000 +0200
@@ -1873,6 +1873,7 @@ struct wiphy_wowlan_support {
  * @software_iftypes: bitmask of software interface types, these are not
  *	subject to any restrictions since they are purely managed in SW.
  * @flags: wiphy flags, see &enum wiphy_flags
+ * @features: features advertised to nl80211, see &enum nl80211_feature_flags.
  * @bss_priv_size: each BSS struct has private data allocated with it,
  *	this variable determines its size
  * @max_scan_ssids: maximum number of SSIDs the device can scan for in
@@ -1934,7 +1935,7 @@ struct wiphy {
 	/* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */
 	u16 interface_modes;
 
-	u32 flags;
+	u32 flags, features;
 
 	u32 ap_sme_capa;
 
--- a/net/wireless/nl80211.c	2011-10-21 12:07:42.000000000 +0200
+++ b/net/wireless/nl80211.c	2011-10-21 12:07:45.000000000 +0200
@@ -1013,6 +1013,8 @@ static int nl80211_send_wiphy(struct sk_
 		NLA_PUT_U32(msg, NL80211_ATTR_DEVICE_AP_MLME,
 			    dev->wiphy.ap_sme_capa);
 
+	NLA_PUT_U32(msg, NL80211_ATTR_FEATURE_FLAGS, dev->wiphy.features);
+
 	return genlmsg_end(msg, hdr);
 
  nla_put_failure:



  parent reply	other threads:[~2011-10-21 14:25 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-21 14:23 [RFC v2 00/12] get rid of AP mode monitor interfaces Johannes Berg
2011-10-21 14:23 ` [RFC v2 01/12] mac80211: add helper to free TX skb Johannes Berg
2011-10-21 14:23 ` [RFC v2 02/12] mac80211: add support for control port protocol in AP mode Johannes Berg
2011-10-21 14:23 ` [RFC v2 03/12] nl80211: allow subscribing to unexpected class3 frames Johannes Berg
2011-10-21 14:23 ` [RFC v2 04/12] mac80211: support spurious class3 event Johannes Berg
2011-10-21 14:23 ` [RFC v2 05/12] nl80211: advertise device AP SME Johannes Berg
2011-10-25 10:13   ` Eliad Peller
2011-10-21 14:23 ` [RFC v2 06/12] nl80211: add API to probe a client Johannes Berg
2011-10-21 14:23 ` [RFC v2 07/12] mac80211: support client probe Johannes Berg
2011-10-21 14:23 ` [RFC v2 08/12] net: add wireless TX status socket option Johannes Berg
2011-10-25 10:40   ` Eliad Peller
2011-10-21 14:23 ` Johannes Berg [this message]
2011-10-21 14:23 ` [RFC v2 10/12] mac80211: implement wifi TX status Johannes Berg
2011-10-21 14:23 ` [RFC v2 11/12] cfg80211: allow registering to beacons Johannes Berg
2011-10-21 14:23 ` [RFC v2 12/12] mac80211: report OBSS beacons Johannes Berg
2011-10-27 19:32 ` [RFC v2 13/12] cfg80211/mac80211: allow management TX to not wait for ACK Johannes Berg
2011-10-27 22:44   ` Eliad Peller
2011-10-28  8:02     ` Johannes Berg
2011-10-28  6:09   ` Helmut Schaa
2011-10-28  7:34     ` Johannes Berg
2011-10-28  7:48   ` Arend Van Spriel
2011-10-28  7:52     ` Helmut Schaa
2011-10-28  9:07       ` Arend Van Spriel
2011-10-28  9:15         ` Johannes Berg
2011-10-28  8:01     ` Johannes Berg
2011-10-28  9:10       ` Arend Van Spriel
2011-10-28  9:28         ` Helmut Schaa
2011-10-28 13:34           ` Kalle Valo
2011-10-29 12:01             ` Helmut Schaa
2011-10-28 17:22           ` Arend van Spriel
2011-10-28  9:18   ` [RFC v3 " Johannes Berg

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