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authorFelix Fietkau <nbd@nbd.name>2020-11-21 16:00:14 +0100
committerFelix Fietkau <nbd@nbd.name>2020-12-04 14:31:16 +0100
commit5342758d5522dbf8081360be9c8545bac84b80f3 (patch)
tree750f9aa3e07bdb3af108de53a573a80fe0002832 /drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
parent90d494c99a99fa2eb858754345c4a9c851b409a0 (diff)
mt76: mt7915: stop queues when running out of tx tokens
Avoids packet drops under load with lots of stations Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
index 30e53a0f01fb..0339abf360d3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -32,6 +32,7 @@
#define MT7915_EEPROM_SIZE 3584
#define MT7915_TOKEN_SIZE 8192
+#define MT7915_TOKEN_FREE_THR 64
#define MT7915_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */
#define MT7915_CFEND_RATE_11B 0x03 /* 11B LP, 11M */
@@ -161,6 +162,7 @@ struct mt7915_dev {
u32 hw_pattern;
spinlock_t token_lock;
+ int token_count;
struct idr token;
s8 **rate_power; /* TODO: use mt76_rate_power */