[PATCH v2 6/6] net/axgbe: alter the port speed bit range

Ferruh Yigit ferruh.yigit at intel.com
Thu Jan 27 15:31:12 CET 2022


On 1/25/2022 4:21 PM, Namburu, Chandu-babu wrote:
> [Public]

Moving ack down, please don't top post.

> 
> -----Original Message-----
> From: ssebasti at amd.com <ssebasti at amd.com>
> Sent: Tuesday, January 25, 2022 5:48 PM
> To: dev at dpdk.org
> Subject: [PATCH v2 6/6] net/axgbe: alter the port speed bit range
> 
> From: Selwin Sebastian <selwin.sebastian at amd.com>
> 
> Newer generation Hardware uses the slightly different port speed bit widths, so alter the existing port speed bit range to extend support to the newer generation hardware while maintaining the backward compatibility with older generation hardware.
> 
> The previously reserved bits are now being used which then requires the adjustment to the BIT values, e.g.:
> 
> Before:
>     PORT_PROPERTY_0[22:21] - Reserved
>     PORT_PROPERTY_0[26:23] - Supported Speeds
> 
> After:
>     PORT_PROPERTY_0[21] - Reserved
>     PORT_PROPERTY_0[26:22] - Supported Speeds
> 
> To make this backwards compatible, the existing BIT definitions for the port speeds are incremented by one to maintain the original position.
> 
> Signed-off-by: Selwin Sebastian <selwin.sebastian at amd.com>
> 
> For series,
> Acked-by: Chandubabu Namburu <chandu at amd.com>
> 

Series applied to dpdk-next-net/main, thanks.


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