linux-kernel - Re: [PATCH net-next v7 03/14] net: ethernet: qualcomm: Add PPE driver for IPQ9574 SoC

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Message-ID: <ccb022ab-45a8-4e97-8b63-4d2921ebfadc@quicinc.com>
Date: Wed, 13 Aug 2025 19:39:23 +0800
From: Luo Jie <quic_luoj@...cinc.com>
To: Randy Dunlap <rdunlap@...radead.org>, 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>, "Rob
 Herring" <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        "Conor
 Dooley" <conor+dt@...nel.org>,
        Lei Wei <quic_leiwei@...cinc.com>,
        "Suruchi
 Agarwal" <quic_suruchia@...cinc.com>,
        Pavithra R <quic_pavir@...cinc.com>, Simon Horman <horms@...nel.org>,
        Jonathan Corbet <corbet@....net>, Kees Cook
	<kees@...nel.org>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        "Philipp
 Zabel" <p.zabel@...gutronix.de>
CC: <linux-arm-msm@...r.kernel.org>, <netdev@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-doc@...r.kernel.org>, <linux-hardening@...r.kernel.org>,
        <quic_kkumarcs@...cinc.com>, <quic_linchen@...cinc.com>
Subject: Re: [PATCH net-next v7 03/14] net: ethernet: qualcomm: Add PPE driver
 for IPQ9574 SoC



On 8/13/2025 12:54 AM, Randy Dunlap wrote:
> 
> 
> On 8/12/25 7:10 AM, Luo Jie wrote:
>> diff --git a/drivers/net/ethernet/qualcomm/Kconfig b/drivers/net/ethernet/qualcomm/Kconfig
>> index a4434eb38950..6e56b022fc2d 100644
>> --- a/drivers/net/ethernet/qualcomm/Kconfig
>> +++ b/drivers/net/ethernet/qualcomm/Kconfig
>> @@ -60,6 +60,21 @@ config QCOM_EMAC
>>   	  low power, Receive-Side Scaling (RSS), and IEEE 1588-2008
>>   	  Precision Clock Synchronization Protocol.
>>   
>> +config QCOM_PPE
>> +	tristate "Qualcomm Technologies, Inc. PPE Ethernet support"
>> +	depends on HAS_IOMEM && OF
>> +	depends on COMMON_CLK
>> +	select REGMAP_MMIO
>> +	help
>> +	  This driver supports the Qualcomm Technologies, Inc. packet
>> +	  process engine (PPE) available with IPQ SoC. The PPE includes
>> +	  the ethernet MACs, Ethernet DMA (EDMA) and switch core that
> 
> Please use ethernet or Ethernet consistently.

OK, I will update to use "Ethernet" consistently throughout the code.

> 
>> +	  supports L3 flow offload, L2 switch function, RSS and tunnel
>> +	  offload.
>> +
>> +	  To compile this driver as a module, choose M here. The module
>> +	  will be called qcom-ppe.
>> +