From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 .../patches/411-ath5k_allow_adhoc_and_ap.patch     | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 package/kernel/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch

(limited to 'package/kernel/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch')

diff --git a/package/kernel/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch b/package/kernel/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch
new file mode 100644
index 0000000..2a5ab3d
--- /dev/null
+++ b/package/kernel/mac80211/patches/411-ath5k_allow_adhoc_and_ap.patch
@@ -0,0 +1,46 @@
+--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
++++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+@@ -86,13 +86,8 @@ ath5k_add_interface(struct ieee80211_hw
+ 		goto end;
+ 	}
+ 
+-	/* Don't allow other interfaces if one ad-hoc is configured.
+-	 * TODO: Fix the problems with ad-hoc and multiple other interfaces.
+-	 * We would need to operate the HW in ad-hoc mode to allow TSF updates
+-	 * for the IBSS, but this breaks with additional AP or STA interfaces
+-	 * at the moment. */
+-	if (ah->num_adhoc_vifs ||
+-	    (ah->nvifs && vif->type == NL80211_IFTYPE_ADHOC)) {
++	/* Don't allow more than one ad-hoc interface */
++	if (ah->num_adhoc_vifs && vif->type == NL80211_IFTYPE_ADHOC) {
+ 		ATH5K_ERR(ah, "Only one single ad-hoc interface is allowed.\n");
+ 		ret = -ELNRNG;
+ 		goto end;
+--- a/drivers/net/wireless/ath/ath5k/base.c
++++ b/drivers/net/wireless/ath/ath5k/base.c
+@@ -1965,7 +1965,7 @@ ath5k_beacon_send(struct ath5k_hw *ah)
+ 	}
+ 
+ 	if ((ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs +
+-			ah->num_mesh_vifs > 1) ||
++			ah->num_adhoc_vifs + ah->num_mesh_vifs > 1) ||
+ 			ah->opmode == NL80211_IFTYPE_MESH_POINT) {
+ 		u64 tsf = ath5k_hw_get_tsf64(ah);
+ 		u32 tsftu = TSF_TO_TU(tsf);
+@@ -2051,7 +2051,7 @@ ath5k_beacon_update_timers(struct ath5k_
+ 
+ 	intval = ah->bintval & AR5K_BEACON_PERIOD;
+ 	if (ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs
+-		+ ah->num_mesh_vifs > 1) {
++		+ ah->num_adhoc_vifs + ah->num_mesh_vifs > 1) {
+ 		intval /= ATH_BCBUF;	/* staggered multi-bss beacons */
+ 		if (intval < 15)
+ 			ATH5K_WARN(ah, "intval %u is too low, min 15\n",
+@@ -2518,6 +2518,7 @@ static const struct ieee80211_iface_limi
+ 				 BIT(NL80211_IFTYPE_MESH_POINT) |
+ #endif
+ 				 BIT(NL80211_IFTYPE_AP) },
++	{ .max = 1,	.types = BIT(NL80211_IFTYPE_ADHOC) },
+ };
+ 
+ static const struct ieee80211_iface_combination if_comb = {
-- 
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