From 6432d22bcaf0c5d81cc342d44e76917811eb0b83 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Mon, 5 Nov 2018 00:18:26 +0100 Subject: [PATCH] mt76x0: dfs: fix IBI_R11 configuration on non-radar channels [ Upstream commit 6bf4a8e902aad7df55d7f2b10b850cfa3f880996 ] Fix IBI_R11 configuration on non-radar channels for mt76x0e driver. This patch improve system stability under heavy load. Moreover use IBI_R11 name and remove magic numbers for 0x212c register Fixes: 0c3b3abc9251 ("mt76x0: pci: add DFS support") Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin Signed-off-by: Yang Yingliang --- drivers/net/wireless/mediatek/mt76/mt76x2_dfs.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_dfs.c b/drivers/net/wireless/mediatek/mt76/mt76x2_dfs.c index 374cc655c11d..16e6b6970e28 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_dfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_dfs.c @@ -799,7 +799,7 @@ static void mt76x2_dfs_set_bbp_params(struct mt76x2_dev *dev) /* enable detection*/ mt76_wr(dev, MT_BBP(DFS, 0), MT_DFS_CH_EN << 16); - mt76_wr(dev, 0x212c, 0x0c350001); + mt76_wr(dev, MT_BBP(IBI, 11), 0x0c350001); } void mt76x2_dfs_adjust_agc(struct mt76x2_dev *dev) @@ -842,7 +842,11 @@ void mt76x2_dfs_init_params(struct mt76x2_dev *dev) mt76_wr(dev, MT_BBP(DFS, 0), 0); /* clear detector status */ mt76_wr(dev, MT_BBP(DFS, 1), 0xf); - mt76_wr(dev, 0x212c, 0); + if (mt76_chip(&dev->mt76) == 0x7610 || + mt76_chip(&dev->mt76) == 0x7630) + mt76_wr(dev, MT_BBP(IBI, 11), 0xfde8081); + else + mt76_wr(dev, MT_BBP(IBI, 11), 0); mt76x2_irq_disable(dev, MT_INT_GPTIMER); mt76_rmw_field(dev, MT_INT_TIMER_EN, -- GitLab