diff options
author | Quan Zhou <quan.zhou@mediatek.com> | 2023-12-29 06:09:35 +0300 |
---|---|---|
committer | Felix Fietkau <nbd@nbd.name> | 2024-02-22 11:55:17 +0300 |
commit | 9300ae0cd9e8f2407b20e0e67ee3ea03dc8b06af (patch) | |
tree | 528afb9841237e5596e9be1839d9dac486216bc7 /drivers/net/wireless/mediatek/mt76/mt7925 | |
parent | d8cf7e1344727b80b4ec3dc17ca520238d55a88d (diff) | |
download | linux-9300ae0cd9e8f2407b20e0e67ee3ea03dc8b06af.tar.xz |
wifi: mt76: mt7925: add flow to avoid chip bt function fail
A sub-process of Wifi L0.5 reset will make chip common partition
enter low power, and have chance lead to Bluetooth host-to-chip
command timeout, modify the software flow according to the chip's
design to solve the problem.
Fixes: c948b5da6bbe ("wifi: mt76: mt7925: add Mediatek Wi-Fi7 driver for mt7925 chips")
Signed-off-by: Quan Zhou <quan.zhou@mediatek.com>
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7925')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7925/pci.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/pci.c b/drivers/net/wireless/mediatek/mt76/mt7925/pci.c index 1fd99a856541..74cfba7675be 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/pci.c @@ -386,6 +386,8 @@ static int mt7925_pci_probe(struct pci_dev *pdev, dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + mt76_rmw_field(dev, MT_HW_EMI_CTL, MT_HW_EMI_CTL_SLPPROT_EN, 1); + ret = mt792x_wfsys_reset(dev); if (ret) goto err_free_dev; |