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Re: [PATCH] mt76: mt7615: add preliminary support for mtd eeprom parsing

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> Calibration data are often available on a specific mtd partition on
> embedded devices. Take into account eeprom calibration data if
> available. Calibration free data parsing is currently missing
> 
> Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
> ---
>  .../wireless/mediatek/mt76/mt7615/eeprom.c    | 32 +++++++++++++++----
>  1 file changed, 26 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
> index dd5ab46a4f66..0313c604ea61 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c

[...]

>  int mt7615_eeprom_init(struct mt7615_dev *dev)
>  {
>  	int ret;
> @@ -84,7 +98,13 @@ int mt7615_eeprom_init(struct mt7615_dev *dev)
>  	if (ret < 0)
>  		return ret;
>  
> -	memcpy(dev->mt76.eeprom.data, dev->mt76.otp.data, MT7615_EEPROM_SIZE);
> +	if (dev->mt76.otp.data) {
> +		ret = mt7615_check_eeprom(&dev->mt76);
> +		if (ret < 0)
> +			memcpy(dev->mt76.eeprom.data, dev->mt76.otp.data,
> +			       MT7615_EEPROM_SIZE);
> +		/* TODO: take into account cal free data */

reviewing sdk code it seems we do not have cal free data here, I will post a v2
removing the comment

Regards,
Lorenzo

> +	}
>  
>  	dev->mt76.cap.has_2ghz = true;
>  	dev->mt76.cap.has_5ghz = true;
> -- 
> 2.20.1
> 

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