Re: [PATCH 5.1] iwlwifi: mvm: disable TX-AMSDU on older NICs

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On Thu, Aug 22, 2019 at 09:01:57PM +0300, Luca Coelho wrote:
> From: Johannes Berg <johannes.berg@xxxxxxxxx>
> 
> commit cfb21b11b891b08b79be07be57c40a85bb926668 upstream.
> 
> On older NICs, we occasionally see issues with A-MSDU support,
> where the commands in the FIFO get confused and then we see an
> assert EDC because the next command in the FIFO isn't TX.
> 
> We've tried to isolate this issue and understand where it comes
> from, but haven't found any errors in building the A-MSDU in
> software.
> 
> At least for now, disable A-MSDU support on older hardware so
> that users can use it again without fearing the assert.
> 
> This fixes https://bugzilla.kernel.org/show_bug.cgi?id=203315.
> 
> Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
> Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>

5.1 is long end-of-life, sorry.



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