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From: Lorenzo Bianconi <lorenzo@kernel.org>
To: nbd@nbd.name
Cc: lorenzo.bianconi@redhat.com, sean.wang@mediatek.com,
	linux-wireless@vger.kernel.org
Subject: [PATCH] mt76: do not inject packets if MT76_STATE_PM is set
Date: Thu, 30 Jul 2020 11:27:51 +0200	[thread overview]
Message-ID: <a150b1f66bbc54518c2448eb65630fc4a8167c92.1596101190.git.lorenzo@kernel.org> (raw)

Do not tx packets in mt76_txq_send_burst() or mt76_txq_schedule_list()
if the device is in runtime-pm

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/tx.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c
index 3afd89ecd6c9..40ec55ac9a7c 100644
--- a/drivers/net/wireless/mediatek/mt76/tx.c
+++ b/drivers/net/wireless/mediatek/mt76/tx.c
@@ -460,7 +460,8 @@ mt76_txq_send_burst(struct mt76_phy *phy, struct mt76_sw_queue *sq,
 		if (probe)
 			break;
 
-		if (test_bit(MT76_RESET, &phy->state))
+		if (test_bit(MT76_STATE_PM, &phy->state) ||
+		    test_bit(MT76_RESET, &phy->state))
 			return -EBUSY;
 
 		skb = mt76_txq_dequeue(phy, mtxq, false);
@@ -516,7 +517,8 @@ mt76_txq_schedule_list(struct mt76_phy *phy, enum mt76_txq_id qid)
 		if (sq->swq_queued >= 4)
 			break;
 
-		if (test_bit(MT76_RESET, &phy->state)) {
+		if (test_bit(MT76_STATE_PM, &phy->state) ||
+		    test_bit(MT76_RESET, &phy->state)) {
 			ret = -EBUSY;
 			break;
 		}
-- 
2.26.2


             reply	other threads:[~2020-07-30  9:28 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-30  9:27 Lorenzo Bianconi [this message]
2020-07-30 13:40 ` [PATCH] mt76: do not inject packets if MT76_STATE_PM is set kernel test robot

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