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authorJohn W. Linville <linville@tuxdriver.com>2014-05-29 12:55:38 -0400
committerJohn W. Linville <linville@tuxdriver.com>2014-05-29 12:55:38 -0400
commit737be10d8cb783d1cadb1868b061abb2b4314eae (patch)
tree1b72ea0d454affab6d6cc743939cfb316fad14b3 /include/net
parent03c4444650969431b3a5effde4995de767e3013a (diff)
parentd3a58df87a2e4c2301ac843604202d290a48440b (diff)
downloadop-kernel-dev-737be10d8cb783d1cadb1868b061abb2b4314eae.zip
op-kernel-dev-737be10d8cb783d1cadb1868b061abb2b4314eae.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Diffstat (limited to 'include/net')
-rw-r--r--include/net/mac80211.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 2c78997..421b6ec 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -189,6 +189,43 @@ struct ieee80211_chanctx_conf {
};
/**
+ * enum ieee80211_chanctx_switch_mode - channel context switch mode
+ * @CHANCTX_SWMODE_REASSIGN_VIF: Both old and new contexts already
+ * exist (and will continue to exist), but the virtual interface
+ * needs to be switched from one to the other.
+ * @CHANCTX_SWMODE_SWAP_CONTEXTS: The old context exists but will stop
+ * to exist with this call, the new context doesn't exist but
+ * will be active after this call, the virtual interface switches
+ * from the old to the new (note that the driver may of course
+ * implement this as an on-the-fly chandef switch of the existing
+ * hardware context, but the mac80211 pointer for the old context
+ * will cease to exist and only the new one will later be used
+ * for changes/removal.)
+ */
+enum ieee80211_chanctx_switch_mode {
+ CHANCTX_SWMODE_REASSIGN_VIF,
+ CHANCTX_SWMODE_SWAP_CONTEXTS,
+};
+
+/**
+ * struct ieee80211_vif_chanctx_switch - vif chanctx switch information
+ *
+ * This is structure is used to pass information about a vif that
+ * needs to switch from one chanctx to another. The
+ * &ieee80211_chanctx_switch_mode defines how the switch should be
+ * done.
+ *
+ * @vif: the vif that should be switched from old_ctx to new_ctx
+ * @old_ctx: the old context to which the vif was assigned
+ * @new_ctx: the new context to which the vif must be assigned
+ */
+struct ieee80211_vif_chanctx_switch {
+ struct ieee80211_vif *vif;
+ struct ieee80211_chanctx_conf *old_ctx;
+ struct ieee80211_chanctx_conf *new_ctx;
+};
+
+/**
* enum ieee80211_bss_change - BSS change notification flags
*
* These flags are used with the bss_info_changed() callback
@@ -2736,6 +2773,11 @@ enum ieee80211_roc_type {
* to vif. Possible use is for hw queue remapping.
* @unassign_vif_chanctx: Notifies device driver about channel context being
* unbound from vif.
+ * @switch_vif_chanctx: switch a number of vifs from one chanctx to
+ * another, as specified in the list of
+ * @ieee80211_vif_chanctx_switch passed to the driver, according
+ * to the mode defined in &ieee80211_chanctx_switch_mode.
+ *
* @start_ap: Start operation on the AP interface, this is called after all the
* information in bss_conf is set and beacon can be retrieved. A channel
* context is bound before this is called. Note that if the driver uses
@@ -2952,6 +2994,10 @@ struct ieee80211_ops {
void (*unassign_vif_chanctx)(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_chanctx_conf *ctx);
+ int (*switch_vif_chanctx)(struct ieee80211_hw *hw,
+ struct ieee80211_vif_chanctx_switch *vifs,
+ int n_vifs,
+ enum ieee80211_chanctx_switch_mode mode);
void (*restart_complete)(struct ieee80211_hw *hw);
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