From: Ferruh Yigit <ferruh.yigit@intel.com>
To: "Namburu, Chandu-babu" <chandu@amd.com>,
"Sebastian, Selwin" <Selwin.Sebastian@amd.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [PATCH v2 6/6] net/axgbe: alter the port speed bit range
Date: Thu, 27 Jan 2022 14:31:12 +0000 [thread overview]
Message-ID: <7b5b1877-6203-c585-9831-7d6966256255@intel.com> (raw)
In-Reply-To: <MW2PR12MB253824424AB6F8F8CD95A5B7C85F9@MW2PR12MB2538.namprd12.prod.outlook.com>
On 1/25/2022 4:21 PM, Namburu, Chandu-babu wrote:
> [Public]
Moving ack down, please don't top post.
>
> -----Original Message-----
> From: ssebasti@amd.com <ssebasti@amd.com>
> Sent: Tuesday, January 25, 2022 5:48 PM
> To: dev@dpdk.org
> Subject: [PATCH v2 6/6] net/axgbe: alter the port speed bit range
>
> From: Selwin Sebastian <selwin.sebastian@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@amd.com>
>
> For series,
> Acked-by: Chandubabu Namburu <chandu@amd.com>
>
Series applied to dpdk-next-net/main, thanks.
next prev parent reply other threads:[~2022-01-27 14:40 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-25 12:17 [PATCH v2 0/6] axgbe pmd updates ssebasti
2022-01-25 12:17 ` [PATCH v2 1/6] net/axgbe: always attempt link training in KR mode ssebasti
2022-01-27 13:45 ` Namburu, Chandu-babu
2022-01-25 12:17 ` [PATCH v2 2/6] net/axgbe: toggle PLL settings during rate change ssebasti
2022-01-27 13:39 ` Namburu, Chandu-babu
2022-01-25 12:17 ` [PATCH v2 3/6] net/axgbe: simplify mailbox interface rate change code ssebasti
2022-01-27 13:39 ` Namburu, Chandu-babu
2022-01-25 12:17 ` [PATCH v2 4/6] net/axgbe: reset PHY Rx when mailbox command timeout ssebasti
2022-01-27 13:39 ` Namburu, Chandu-babu
2022-01-25 12:17 ` [PATCH v2 5/6] net/axgbe: add support for new port mode ssebasti
2022-01-27 13:39 ` Namburu, Chandu-babu
2022-01-25 12:17 ` [PATCH v2 6/6] net/axgbe: alter the port speed bit range ssebasti
2022-01-25 16:21 ` Namburu, Chandu-babu
2022-01-27 14:31 ` Ferruh Yigit [this message]
2022-01-25 12:47 ` [PATCH v2 0/6] axgbe pmd updates Ferruh Yigit
2022-01-25 12:50 ` Ferruh Yigit
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