mt76x0: eeprom: load eeprom data from mtd by default (8d98c153) · Commits · 戴 / test

drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c

+43 −13

Original line number	Diff line number	Diff line
		@@ -277,24 +277,54 @@ void mt76x0_get_power_info(struct mt76x0_dev dev, u8 info)
		info[1] = 5;
		}

		int mt76x0_eeprom_init(struct mt76x0_dev *dev)
		static int mt76x0_check_eeprom(struct mt76x0_dev *dev)
		{
		u8 version, fae;
		u16 data;
		int ret;
		u16 val;

		ret = mt76x0_efuse_physical_size_check(dev);
		if (ret)
		return ret;
		val = get_unaligned_le16(dev->mt76.eeprom.data);
		if (!val)
		val = get_unaligned_le16(dev->mt76.eeprom.data +
		MT_EE_PCI_ID);

		ret = mt76_eeprom_init(&dev->mt76, MT76X0_EEPROM_SIZE);
		if (ret < 0)
		return ret;
		switch (val) {
		case 0x7650:
		case 0x7610:
		return 0;
		default:
		dev_err(dev->mt76.dev, "EEPROM data check failed: %04x\n",
		val);
		return -EINVAL;
		}
		}

		static int mt76x0_load_eeprom(struct mt76x0_dev *dev)
		{
		int found;

		ret = mt76x02_get_efuse_data(&dev->mt76, 0, dev->mt76.eeprom.data,
		found = mt76_eeprom_init(&dev->mt76, MT76X0_EEPROM_SIZE);
		if (found < 0)
		return found;

		if (found && !mt76x0_check_eeprom(dev))
		return 0;

		found = mt76x0_efuse_physical_size_check(dev);
		if (found < 0)
		return found;

		return mt76x02_get_efuse_data(&dev->mt76, 0, dev->mt76.eeprom.data,
		MT76X0_EEPROM_SIZE, MT_EE_READ);
		if (ret)
		return ret;
		}

		int mt76x0_eeprom_init(struct mt76x0_dev *dev)
		{
		u8 version, fae;
		u16 data;
		int err;

		err = mt76x0_load_eeprom(dev);
		if (err < 0)
		return err;

		data = mt76x02_eeprom_get(&dev->mt76, MT_EE_VERSION);
		version = data >> 8;