Re: [PATCH v2] rt2x00: Properly detect Ralink RT3070 devices.

[Ivo van Doorn <ivdoorn@xxxxxxxxx>]

On Monday 09 November 2009, Gertjan van Wingerde wrote:
> Allow rt2800usb to properly detect RT307X based devices, and set the appropriate chipset values.
> 
> Signed-off-by: Gertjan van Wingede <gwingerde@xxxxxxxxx>

Acked-by: Ivo van Doorn <IvDoorn@xxxxxxxxx>

> ---
> 
> Fix the typo found by Gábor Stefanik.
> 
> ---
>  drivers/net/wireless/rt2x00/rt2800usb.c |   21 ++++++++++++++-------
>  drivers/net/wireless/rt2x00/rt2x00.h    |    1 +
>  2 files changed, 15 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
> index d22ab64..bd2f6e6 100644
> --- a/drivers/net/wireless/rt2x00/rt2800usb.c
> +++ b/drivers/net/wireless/rt2x00/rt2800usb.c
> @@ -790,16 +790,19 @@ static int rt2800usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
>  	 */
>  	value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
>  	rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
> -	rt2x00_set_chip(rt2x00dev, RT2870, value, reg);
> +	rt2x00_set_chip_rf(rt2x00dev, value, reg);
>  
>  	/*
>  	 * The check for rt2860 is not a typo, some rt2870 hardware
>  	 * identifies itself as rt2860 in the CSR register.
>  	 */
> -	if (!rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28600000) &&
> -	    !rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28700000) &&
> -	    !rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28800000) &&
> -	    !rt2x00_check_rev(&rt2x00dev->chip, 0xffff0000, 0x30700000)) {
> +	if (rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28600000) ||
> +	    rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28700000) ||
> +	    rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x28800000)) {
> +		rt2x00_set_chip_rt(rt2x00dev, RT2870);
> +	} else if (rt2x00_check_rev(&rt2x00dev->chip, 0xfff00000, 0x30700000)) {
> +		rt2x00_set_chip_rt(rt2x00dev, RT3070);
> +	} else {
>  		ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
>  		return -ENODEV;
>  	}
> @@ -809,7 +812,9 @@ static int rt2800usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
>  	    !rt2x00_rf(&rt2x00dev->chip, RF2720) &&
>  	    !rt2x00_rf(&rt2x00dev->chip, RF2750) &&
>  	    !rt2x00_rf(&rt2x00dev->chip, RF3020) &&
> -	    !rt2x00_rf(&rt2x00dev->chip, RF2020)) {
> +	    !rt2x00_rf(&rt2x00dev->chip, RF2020) &&
> +	    !rt2x00_rf(&rt2x00dev->chip, RF3021) &&
> +	    !rt2x00_rf(&rt2x00dev->chip, RF3022)) {
>  		ERROR(rt2x00dev, "Invalid RF chipset detected.\n");
>  		return -ENODEV;
>  	}
> @@ -1028,7 +1033,9 @@ static int rt2800usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
>  		spec->num_channels = ARRAY_SIZE(rf_vals);
>  		spec->channels = rf_vals;
>  	} else if (rt2x00_rf(&rt2x00dev->chip, RF3020) ||
> -		   rt2x00_rf(&rt2x00dev->chip, RF2020)) {
> +		   rt2x00_rf(&rt2x00dev->chip, RF2020) ||
> +		   rt2x00_rf(&rt2x00dev->chip, RF3021) ||
> +		   rt2x00_rf(&rt2x00dev->chip, RF3022)) {
>  		spec->num_channels = ARRAY_SIZE(rf_vals_3070);
>  		spec->channels = rf_vals_3070;
>  	}
> diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
> index fd13264..181496e 100644
> --- a/drivers/net/wireless/rt2x00/rt2x00.h
> +++ b/drivers/net/wireless/rt2x00/rt2x00.h
> @@ -172,6 +172,7 @@ struct rt2x00_chip {
>  #define RT3052		0x3052	/* WSOC */
>  #define RT3090		0x3090	/* 2.4GHz PCIe */
>  #define RT2870		0x1600
> +#define RT3070		0x1800
>  
>  	u16 rf;
>  	u32 rev;


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