Subject: Re: [RFC PATCH net-next 3/5] net: macb: Update USX_CONTROL reg's bitfields and constants.

From: "Russell King (Oracle)" <[email-masked]>
Date: Wed, 9 Oct 2024 10:04:01 +0100

On Wed, Oct 09, 2024 at 11:09:44AM +0530, Vineeth Karumanchi wrote:
> New bitfeilds of USX_CONTROL register:
> - GEM_RX_SYNC: RX Reset: Reset the receive datapath.
> 
> Constants of the bitfeilds in USX_CONTROL reg:
> - HS_SPEED_*: Multiple speed constants of USX_SPEED bitfeild.
> - MACB_SERDES_RATE_*: Multiple serdes rate constants of
>   SERDES_RATE bitfeild.
> 
> Since MACB_SERDES_RATE_* and HS_SPEED_* are register constants,
> move them to the header file.
> 
> Signed-off-by: Vineeth Karumanchi <[email-masked]>

...

> +/* Constants for USX_CONTROL */
> +#define HS_SPEED_10000M				4
> +#define HS_SPEED_5000M				3
> +#define HS_SPEED_2500M				2
> +#define HS_SPEED_1000M				1
> +#define MACB_SERDES_RATE_10G			1
> +#define MACB_SERDES_RATE_5G			0
> +#define MACB_SERDES_RATE_2_5G			0
> +#define MACB_SERDES_RATE_1G			0

I'm not sure having multiple definitions for the same value for the same
field makes sense. Maybe call it MACB_SERDES_RATE_5G_2G5_1G ?

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