Re: [PATCH iwl-net v1] igc: Use 5KB TX packet buffer per queue for TSN mode

From: Simon Horman
Date: Tue Dec 02 2025 - 11:45:22 EST


On Tue, Dec 02, 2025 at 08:23:51PM +0800, Chwee-Lin Choong wrote:
> Update IGC_TXPBSIZE_TSN to allocate 5KB per TX queue (TXQ0-TXQ3)
> as recommended in I225/I226 SW User Manual Section 7.5.4 for TSN
> operation.
>
> Fixes: 0d58cdc902da ("igc: optimize TX packet buffer utilization for TSN mode")
> Reported-by: Bouska, Zdenek <zdenek.bouska@xxxxxxxxxxx>
> Closes: https://lore.kernel.org/netdev/AS1PR10MB5675DBFE7CE5F2A9336ABFA4EBEAA@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/
> Signed-off-by: Chwee-Lin Choong <chwee.lin.choong@xxxxxxxxx>

Reviewed-by: Simon Horman <horms@xxxxxxxxxx>