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From: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
To: kubakici@wp.pl
Cc: linux-wireless@vger.kernel.org, dcaratti@redhat.com
Subject: [PATCH 1/2] mt7601u: use sw encryption for hw unsupported ciphers
Date: Mon,  9 Jul 2018 12:20:26 +0200	[thread overview]
Message-ID: <ad9cbcd50cdde4ff997a5ce69265f741114e9af0.1531130155.git.lorenzo.bianconi@redhat.com> (raw)
In-Reply-To: <cover.1531130155.git.lorenzo.bianconi@redhat.com>

Fall back to software encryption for hw unsupported ciphers in order
to enable 802.11w

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
---
 drivers/net/wireless/mediatek/mt7601u/main.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt7601u/main.c b/drivers/net/wireless/mediatek/mt7601u/main.c
index 7b21016012c3..0f1789020960 100644
--- a/drivers/net/wireless/mediatek/mt7601u/main.c
+++ b/drivers/net/wireless/mediatek/mt7601u/main.c
@@ -308,6 +308,17 @@ mt7601u_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	int idx = key->keyidx;
 	int ret;
 
+	/* fall back to sw encryption for unsupported ciphers */
+	switch (key->cipher) {
+	case WLAN_CIPHER_SUITE_WEP40:
+	case WLAN_CIPHER_SUITE_WEP104:
+	case WLAN_CIPHER_SUITE_TKIP:
+	case WLAN_CIPHER_SUITE_CCMP:
+		break;
+	default:
+		return -EOPNOTSUPP;
+	}
+
 	if (cmd == SET_KEY) {
 		key->hw_key_idx = wcid->idx;
 		wcid->hw_key_idx = idx;
-- 
2.17.1

  reply	other threads:[~2018-07-09 10:20 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-09 10:20 [PATCH 0/2] enable 802.11w in mt7601u driver Lorenzo Bianconi
2018-07-09 10:20 ` Lorenzo Bianconi [this message]
2018-07-30 14:31   ` [PATCH 1/2] mt7601u: use sw encryption for hw unsupported ciphers Kalle Valo
2018-07-09 10:20 ` [PATCH 2/2] mt7601u: expose 802.11w support Lorenzo Bianconi
2018-07-10  3:14 ` [PATCH 0/2] enable 802.11w in mt7601u driver Jakub Kicinski

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