netdev - Re: [PATCH net] net: airoha: Get rid of dma_sync_single_for_device() in airoha_qdma_fill_rx

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Message-ID: <eef65ecb-fd58-41e8-a816-c086d0e11081@intel.com>
Date: Wed, 25 Jun 2025 17:59:28 +0200
From: Alexander Lobakin <aleksander.lobakin@...el.com>
To: Lorenzo Bianconi <lorenzo@...nel.org>
CC: Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller"
	<davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
	<kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-mediatek@...ts.infradead.org>,
	<netdev@...r.kernel.org>
Subject: Re: [PATCH net] net: airoha: Get rid of dma_sync_single_for_device()
 in airoha_qdma_fill_rx_queue()

From: Lorenzo Bianconi <lorenzo@...nel.org>
Date: Wed, 25 Jun 2025 16:43:15 +0200

> Since the page_pool for airoha_eth driver is created with
> PP_FLAG_DMA_SYNC_DEV flag, we do not need to sync_for_device each page
> received from the pool since it is already done by the page_pool codebase.
> 
> Fixes: 23020f049327 ("net: airoha: Introduce ethernet support for EN7581 SoC")
> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>

Reviewed-by: Alexander Lobakin <aleksander.lobakin@...el.com>

Thanks,
Olek