linux-kernel - Re: [PATCH] phy/ethtool: Add missing SPEED

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Date:   Sun, 2 Apr 2017 15:29:51 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Joe Perches <joe@...ches.com>, Andrew Lunn <andrew@...n.ch>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] phy/ethtool: Add missing SPEED_<foo> strings

Le 04/02/17 à 14:30, Joe Perches a écrit :
> Add all the currently available SPEED_<foo> strings.
> 
> Signed-off-by: Joe Perches <joe@...ches.com>

Considering that PHYLIB does not support anything > 10Gbs at the moment,
I am not sure how useful that is except if we wanted to re-use
phy_speed_to_str() in other places of the kernel?

> ---
>  drivers/net/phy/phy.c        | 14 ++++++++++++++
>  include/uapi/linux/ethtool.h |  1 +
>  2 files changed, 15 insertions(+)
> 
> diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
> index d019bbf42c31..e7d0367a1455 100644
> --- a/drivers/net/phy/phy.c
> +++ b/drivers/net/phy/phy.c
> @@ -50,8 +50,22 @@ static const char *phy_speed_to_str(int speed)
>  		return "1Gbps";
>  	case SPEED_2500:
>  		return "2.5Gbps";
> +	case SPEED_5000:
> +		return "5Gbps";
>  	case SPEED_10000:
>  		return "10Gbps";
> +	case SPEED_20000:
> +		return "20Gbps";
> +	case SPEED_25000:
> +		return "25Gbps";
> +	case SPEED_40000:
> +		return "40Gbps";
> +	case SPEED_50000:
> +		return "50Gbps";
> +	case SPEED_56000:
> +		return "56Gbps";
> +	case SPEED_100000:
> +		return "100Gbps";
>  	case SPEED_UNKNOWN:
>  		return "Unknown";
>  	default:
> diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h
> index 3dc91a46e8b8..5f4ea28eabe4 100644
> --- a/include/uapi/linux/ethtool.h
> +++ b/include/uapi/linux/ethtool.h
> @@ -1487,6 +1487,7 @@ enum ethtool_link_mode_bit_indices {
>   */
>  
>  /* The forced speed, in units of 1Mb. All values 0 to INT_MAX are legal. */
> +/* Update drivers/net/phy/phy.c:phy_speed_to_str() when adding new values */
>  #define SPEED_10		10
>  #define SPEED_100		100
>  #define SPEED_1000		1000
> 


-- 
Florian