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| author | Lorenzo Bianconi <lorenzo.bianconi@redhat.com> | 2018-05-10 17:06:09 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2018-05-12 11:54:02 +0300 |
| commit | 6823dc0d91e5d238ca14a252228a5121d41eb517 (patch) | |
| tree | 5610f86875fad733526305dca66d7a271241370e /drivers/net/wireless/mediatek/mt76/mt76x2_init.c | |
| parent | 41bd3d585da2fa480c3ded58965d9ccd2c9221e1 (diff) | |
| download | linux-6823dc0d91e5d238ca14a252228a5121d41eb517.tar.xz | |
mt76x2: add a polling delay in mt76x2_mac_stop routine
Add a usleep_range in mt76x2_mac_stop routine in order to add
a polling delay checking values of MT_MAC_STATUS and IBI_R12 registers
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Acked-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2_init.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x2_init.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c index d21e4a7c1bb9..dd4c1127797e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c @@ -370,12 +370,12 @@ void mt76x2_mac_stop(struct mt76x2_dev *dev, bool force) /* Wait for MAC to become idle */ for (i = 0; i < 300; i++) { - if (mt76_rr(dev, MT_MAC_STATUS) & - (MT_MAC_STATUS_RX | MT_MAC_STATUS_TX)) - continue; - - if (mt76_rr(dev, MT_BBP(IBI, 12))) + if ((mt76_rr(dev, MT_MAC_STATUS) & + (MT_MAC_STATUS_RX | MT_MAC_STATUS_TX)) || + mt76_rr(dev, MT_BBP(IBI, 12))) { + usleep_range(10, 20); continue; + } stopped = true; break; |