From 15965d8c9c0d4a18f940f8dbe2661209f8504525 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Thu, 25 Nov 2021 20:07:42 +0100
Subject: [PATCH] mt76: mt7603: improve reliability of tx powersave filtering
Git-commit: 15965d8c9c0d4a18f940f8dbe2661209f8504525
Patch-mainline: v5.17-rc1
References: bsc#1209980
Leave more time to abort transmissions (which could happen at low CCK rates)
Only warn if the last filter command is stuck
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/wireless/mediatek/mt76/mt7603/mac.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
index a9ac61b9f854..a272d64808c3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
@@ -202,10 +202,11 @@ void mt7603_filter_tx(struct mt7603_dev *dev, int idx, bool abort)
FIELD_PREP(MT_DMA_FQCR0_DEST_PORT_ID, port) |
FIELD_PREP(MT_DMA_FQCR0_DEST_QUEUE_ID, queue));
- WARN_ON_ONCE(!mt76_poll(dev, MT_DMA_FQCR0, MT_DMA_FQCR0_BUSY,
- 0, 5000));
+ mt76_poll(dev, MT_DMA_FQCR0, MT_DMA_FQCR0_BUSY, 0, 15000);
}
+ WARN_ON_ONCE(mt76_rr(dev, MT_DMA_FQCR0) & MT_DMA_FQCR0_BUSY);
+
mt76_wr(dev, MT_TX_ABORT, 0);
mt7603_wtbl_set_skip_tx(dev, idx, false);
--
2.35.3