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Re: [PATCH] rt2x00: Fix RF3052 channel initialization

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On 05/06/10 14:45, Ivo van Doorn wrote:
> Update channel initialization for the RF3052 chipset.
> According to the Ralink drivers, the rt3x array must be
> used for this chipset, rather then the rt2x array.
> 
> Furthermore RF3052 supports the 5GHz band, extend
> the rt3x array with the 5GHz channels, and use them
> for the RF3052 chip.
> 
> Signed-off-by: Ivo van Doorn <IvDoorn@xxxxxxxxx>

Acked-by: Gertjan van Wingerde <gwingerde@xxxxxxxxx>

> ---
>  drivers/net/wireless/rt2x00/rt2800lib.c |   67 ++++++++++++++++++++++++++----
>  1 files changed, 58 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
> index e37bbea..6c0abc3 100644
> --- a/drivers/net/wireless/rt2x00/rt2800lib.c
> +++ b/drivers/net/wireless/rt2x00/rt2800lib.c
> @@ -2219,7 +2219,7 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
>  EXPORT_SYMBOL_GPL(rt2800_init_eeprom);
>  
>  /*
> - * RF value list for rt28x0
> + * RF value list for rt28xx
>   * Supports: 2.4 GHz (all) & 5.2 GHz (RF2850 & RF2750)
>   */
>  static const struct rf_channel rf_vals[] = {
> @@ -2294,10 +2294,10 @@ static const struct rf_channel rf_vals[] = {
>  };
>  
>  /*
> - * RF value list for rt3070
> - * Supports: 2.4 GHz
> + * RF value list for rt3xxx
> + * Supports: 2.4 GHz (all) & 5.2 GHz (RF3052)
>   */
> -static const struct rf_channel rf_vals_302x[] = {
> +static const struct rf_channel rf_vals_3x[] = {
>  	{1,  241, 2, 2 },
>  	{2,  241, 2, 7 },
>  	{3,  242, 2, 2 },
> @@ -2312,6 +2312,51 @@ static const struct rf_channel rf_vals_302x[] = {
>  	{12, 246, 2, 7 },
>  	{13, 247, 2, 2 },
>  	{14, 248, 2, 4 },
> +
> +	/* 802.11 UNI / HyperLan 2 */
> +	{36, 0x56, 0, 4},
> +	{38, 0x56, 0, 6},
> +	{40, 0x56, 0, 8},
> +	{44, 0x57, 0, 0},
> +	{46, 0x57, 0, 2},
> +	{48, 0x57, 0, 4},
> +	{52, 0x57, 0, 8},
> +	{54, 0x57, 0, 10},
> +	{56, 0x58, 0, 0},
> +	{60, 0x58, 0, 4},
> +	{62, 0x58, 0, 6},
> +	{64, 0x58, 0, 8},
> +
> +	/* 802.11 HyperLan 2 */
> +	{100, 0x5b, 0, 8},
> +	{102, 0x5b, 0, 10},
> +	{104, 0x5c, 0, 0},
> +	{108, 0x5c, 0, 4},
> +	{110, 0x5c, 0, 6},
> +	{112, 0x5c, 0, 8},
> +	{116, 0x5d, 0, 0},
> +	{118, 0x5d, 0, 2},
> +	{120, 0x5d, 0, 4},
> +	{124, 0x5d, 0, 8},
> +	{126, 0x5d, 0, 10},
> +	{128, 0x5e, 0, 0},
> +	{132, 0x5e, 0, 4},
> +	{134, 0x5e, 0, 6},
> +	{136, 0x5e, 0, 8},
> +	{140, 0x5f, 0, 0},
> +
> +	/* 802.11 UNII */
> +	{149, 0x5f, 0, 9},
> +	{151, 0x5f, 0, 11},
> +	{153, 0x60, 0, 1},
> +	{157, 0x60, 0, 5},
> +	{159, 0x60, 0, 7},
> +	{161, 0x60, 0, 9},
> +	{165, 0x61, 0, 1},
> +	{167, 0x61, 0, 3},
> +	{169, 0x61, 0, 5},
> +	{171, 0x61, 0, 7},
> +	{173, 0x61, 0, 9},
>  };
>  
>  int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
> @@ -2352,11 +2397,11 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
>  	spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
>  
>  	if (rt2x00_rf(rt2x00dev, RF2820) ||
> -	    rt2x00_rf(rt2x00dev, RF2720) ||
> -	    rt2x00_rf(rt2x00dev, RF3052)) {
> +	    rt2x00_rf(rt2x00dev, RF2720)) {
>  		spec->num_channels = 14;
>  		spec->channels = rf_vals;
> -	} else if (rt2x00_rf(rt2x00dev, RF2850) || rt2x00_rf(rt2x00dev, RF2750)) {
> +	} else if (rt2x00_rf(rt2x00dev, RF2850) ||
> +		   rt2x00_rf(rt2x00dev, RF2750)) {
>  		spec->supported_bands |= SUPPORT_BAND_5GHZ;
>  		spec->num_channels = ARRAY_SIZE(rf_vals);
>  		spec->channels = rf_vals;
> @@ -2364,8 +2409,12 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
>  		   rt2x00_rf(rt2x00dev, RF2020) ||
>  		   rt2x00_rf(rt2x00dev, RF3021) ||
>  		   rt2x00_rf(rt2x00dev, RF3022)) {
> -		spec->num_channels = ARRAY_SIZE(rf_vals_302x);
> -		spec->channels = rf_vals_302x;
> +		spec->num_channels = 14;
> +		spec->channels = rf_vals_3x;
> +	} else if (rt2x00_rf(rt2x00dev, RF3052)) {
> +		spec->supported_bands |= SUPPORT_BAND_5GHZ;
> +		spec->num_channels = ARRAY_SIZE(rf_vals_3x);
> +		spec->channels = rf_vals_3x;
>  	}
>  
>  	/*

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