diff options
| author | Sean Wang <sean.wang@mediatek.com> | 2026-04-25 14:50:10 -0500 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2026-06-09 10:15:21 +0000 |
| commit | 35a5dcc71735eb42606be34e313f9eb8148b6a42 (patch) | |
| tree | a2598aa380f68123ff77a9e17b76ee7040208313 | |
| parent | 298efd8f9f24727269a95c2f9dd94d604c98ff90 (diff) | |
wifi: mt76: mt7925: add MT7927 PCIe support
Add the missing MT7927 device support in the mt7925 PCI path.
This ensures MT7927 is identified correctly and uses the proper
initialization flow.
Co-developed-by: Javier Tia <floss@jetm.me>
Signed-off-by: Javier Tia <floss@jetm.me>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Link: https://patch.msgid.link/20260425195011.790265-21-sean.wang@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7925/pci.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/pci.c b/drivers/net/wireless/mediatek/mt76/mt7925/pci.c index fd6d0b029ef4..ea64303283ed 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/pci.c @@ -16,6 +16,12 @@ static const struct pci_device_id mt7925_pci_device_table[] = { .driver_data = (kernel_ulong_t)MT7925_FIRMWARE_WM }, { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0717), .driver_data = (kernel_ulong_t)MT7925_FIRMWARE_WM }, + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7927), + .driver_data = (kernel_ulong_t)MT7927_FIRMWARE_WM }, + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x6639), + .driver_data = (kernel_ulong_t)MT7927_FIRMWARE_WM }, + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0738), + .driver_data = (kernel_ulong_t)MT7927_FIRMWARE_WM }, { }, }; @@ -376,7 +382,8 @@ static int mt7925_pci_probe(struct pci_dev *pdev, if (ret) goto err_free_pci_vec; - is_mt7927_hw = (pdev->device == 0x6639 || pdev->device == 0x7927); + is_mt7927_hw = (pdev->device == 0x6639 || pdev->device == 0x7927 || + pdev->device == 0x0738); /* MT7927: ASPM L1 causes unreliable WFDMA register access */ if (mt7925_disable_aspm || is_mt7927_hw) @@ -436,6 +443,13 @@ static int mt7925_pci_probe(struct pci_dev *pdev, dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + if (is_mt7927_hw && mt76_chip(mdev) != 0x7927) { + dev_info(mdev->dev, + "MT7927 raw CHIPID=0x%04x, forcing chip=0x7927\n", + mt76_chip(mdev)); + mdev->rev = (0x7927 << 16) | (mdev->rev & 0xff); + } + mt76_rmw_field(dev, MT_HW_EMI_CTL, MT_HW_EMI_CTL_SLPPROT_EN, 1); ret = mt792x_wfsys_reset(dev); |