diff options
author | Markus Theil <markus.theil@tu-ilmenau.de> | 2019-12-18 17:07:49 +0100 |
---|---|---|
committer | Felix Fietkau <nbd@nbd.name> | 2020-02-14 10:06:01 +0100 |
commit | 0794d03a8f2f76ee68e14994bc3c8a589ea0c169 (patch) | |
tree | 06e2cb4a1760113cda444574f18f9e2f8f26bb7a /drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c | |
parent | e7ec563eae04d16b5d2c4f56c3ac8254f7e4cb09 (diff) | |
download | linux-stable-0794d03a8f2f76ee68e14994bc3c8a589ea0c169.tar.gz linux-stable-0794d03a8f2f76ee68e14994bc3c8a589ea0c169.tar.bz2 linux-stable-0794d03a8f2f76ee68e14994bc3c8a589ea0c169.zip |
mt76: mt76x02: omit beacon slot clearing
mt76 hw does not send beacons from beacon slots, if the corresponding
bitmask is set accordingly. Therefore we can omit clearing the beacon
memory. Clearing uses many usb calls, if usb drivers are used. These
calls unnecessarily slow down the beacon tasklet. Thanks to Stanislaw
Gruzska for pointing this out.
Signed-off-by: Markus Theil <markus.theil@tu-ilmenau.de>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c b/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c index 4209209ac940..403866496640 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c @@ -58,8 +58,6 @@ __mt76x02_mac_set_beacon(struct mt76x02_dev *dev, u8 bcn_idx, dev->beacon_data_mask |= BIT(bcn_idx); } else { dev->beacon_data_mask &= ~BIT(bcn_idx); - for (i = 0; i < beacon_len; i += 4) - mt76_wr(dev, beacon_addr + i, 0); } mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xff00 | ~dev->beacon_data_mask); @@ -241,17 +239,11 @@ EXPORT_SYMBOL_GPL(mt76x02_enqueue_buffered_bc); void mt76x02_init_beacon_config(struct mt76x02_dev *dev) { - int i; - mt76_clear(dev, MT_BEACON_TIME_CFG, (MT_BEACON_TIME_CFG_TIMER_EN | MT_BEACON_TIME_CFG_TBTT_EN | MT_BEACON_TIME_CFG_BEACON_TX)); mt76_set(dev, MT_BEACON_TIME_CFG, MT_BEACON_TIME_CFG_SYNC_MODE); mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xffff); - - for (i = 0; i < 8; i++) - mt76x02_mac_set_beacon(dev, i, NULL); - mt76x02_set_beacon_offsets(dev); } EXPORT_SYMBOL_GPL(mt76x02_init_beacon_config); |