From: Simon Horman <horms@kernel•org>
To: Shinas Rasheed <srasheed@marvell•com>
Cc: aayarekar@marvell•com, davem@davemloft•net, edumazet@google•com,
egallen@redhat•com, hgani@marvell•com, kuba@kernel•org,
linux-kernel@vger•kernel.org, mschmidt@redhat•com,
netdev@vger•kernel.org, pabeni@redhat•com, sburla@marvell•com,
sedara@marvell•com, vburru@marvell•com, vimleshk@marvell•com
Subject: Re: [net PATCH v2] octeon_ep: fix tx dma unmap len values in SG
Date: Thu, 14 Sep 2023 12:57:59 +0200 [thread overview]
Message-ID: <20230914105759.GY401982@kernel.org> (raw)
In-Reply-To: <20230913084156.2147106-1-srasheed@marvell.com>
On Wed, Sep 13, 2023 at 01:41:56AM -0700, Shinas Rasheed wrote:
> Lengths of SG pointers are kept in the following order in
> the SG entries in hardware.
> 63 48|47 32|31 16|15 0
> -----------------------------------------
> | Len 0 | Len 1 | Len 2 | Len 3 |
> -----------------------------------------
> | Ptr 0 |
> -----------------------------------------
> | Ptr 1 |
> -----------------------------------------
> | Ptr 2 |
> -----------------------------------------
> | Ptr 3 |
> -----------------------------------------
> Dma pointers have to be unmapped based on their
> respective lengths given in this format.
>
> Fixes: 37d79d059606 ("octeon_ep: add Tx/Rx processing and interrupt support")
> Signed-off-by: Shinas Rasheed <srasheed@marvell•com>
Reviewed-by: Simon Horman <horms@kernel•org>
next prev parent reply other threads:[~2023-09-14 10:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-11 9:23 [net PATCH] octeon_ep: fix tx dma unmap len values in SG Shinas Rasheed
2023-09-11 18:01 ` Simon Horman
2023-09-12 7:04 ` Shinas Rasheed
2023-09-12 8:45 ` Paolo Abeni
2023-09-13 5:49 ` [EXT] " Shinas Rasheed
2023-09-13 8:41 ` [net PATCH v2] " Shinas Rasheed
2023-09-14 10:57 ` Simon Horman [this message]
2023-09-15 13:00 ` patchwork-bot+netdevbpf
[not found] ` <PH0PR18MB473404EA35ADAC222C9EB68FC7F1A@PH0PR18MB4734.namprd18.prod.outlook.com>
2023-09-12 19:45 ` [EXT] Re: [net PATCH] " Simon Horman
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