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wifi: mt76: mt7925: add MT7927 PCIe support

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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>
This commit is contained in:
Sean Wang 2026-04-25 14:50:10 -05:00 committed by Felix Fietkau
parent 298efd8f9f
commit 35a5dcc717
1 changed files with 15 additions and 1 deletions
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16
drivers/net/wireless/mediatek/mt76/mt7925/pci.c
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@ -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);