linux-kernel - Re: [PATCH AUTOSEL 5.4 20/28] net: enetc: add i.MX95 EMDIO support

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Message-ID: <Z1hpArZhTewykeE4@sashalap>
Date: Tue, 10 Dec 2024 11:14:58 -0500
From: Sasha Levin <sashal@...nel.org>
To: Wei Fang <wei.fang@....com>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>,
	"David S . Miller" <davem@...emloft.net>,
	Claudiu Manoil <claudiu.manoil@....com>,
	Vladimir Oltean <vladimir.oltean@....com>,
	Clark Wang <xiaoning.wang@....com>,
	"andrew+netdev@...n.ch" <andrew+netdev@...n.ch>,
	"edumazet@...gle.com" <edumazet@...gle.com>,
	"kuba@...nel.org" <kuba@...nel.org>,
	"pabeni@...hat.com" <pabeni@...hat.com>,
	"imx@...ts.linux.dev" <imx@...ts.linux.dev>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH AUTOSEL 5.4 20/28] net: enetc: add i.MX95 EMDIO support

On Mon, Nov 25, 2024 at 01:54:14AM +0000, Wei Fang wrote:
>> From: Wei Fang <wei.fang@....com>
>>
>> [ Upstream commit a52201fb9caa9b33b4d881725d1ec733438b07f2 ]
>>
>> The verdor ID and device ID of i.MX95 EMDIO are different from LS1028A
>> EMDIO, so add new vendor ID and device ID to pci_device_id table to support
>> i.MX95 EMDIO.
>>
>> Signed-off-by: Wei Fang <wei.fang@....com>
>> Signed-off-by: David S. Miller <davem@...emloft.net>
>> Signed-off-by: Sasha Levin <sashal@...nel.org>
>> ---
>>  drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c
>> b/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c
>> index fbd41ce01f068..aeffc3bd00afe 100644
>> --- a/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c
>> +++ b/drivers/net/ethernet/freescale/enetc/enetc_pci_mdio.c
>> @@ -3,6 +3,8 @@
>>  #include <linux/of_mdio.h>
>>  #include "enetc_mdio.h"
>>
>> +#define NETC_EMDIO_VEN_ID	0x1131
>> +#define NETC_EMDIO_DEV_ID	0xee00
>>  #define ENETC_MDIO_DEV_ID	0xee01
>>  #define ENETC_MDIO_DEV_NAME	"FSL PCIe IE Central MDIO"
>>  #define ENETC_MDIO_BUS_NAME	ENETC_MDIO_DEV_NAME " Bus"
>> @@ -85,6 +87,7 @@ static void enetc_pci_mdio_remove(struct pci_dev *pdev)
>>
>>  static const struct pci_device_id enetc_pci_mdio_id_table[] = {
>>  	{ PCI_DEVICE(PCI_VENDOR_ID_FREESCALE, ENETC_MDIO_DEV_ID) },
>> +	{ PCI_DEVICE(NETC_EMDIO_VEN_ID, NETC_EMDIO_DEV_ID) },
>>  	{ 0, } /* End of table. */
>>  };
>>  MODULE_DEVICE_TABLE(pci, enetc_pci_mdio_id_table);
>> --
>> 2.43.0
>
>Hi Sasha,
>
>This patch does not need to be backported, because this is a new
>feature which adds the EMDIO support for i.MX95 NETC. And i.MX95
>NETC is supported in the latest kernel (should be 6.13, Linus tree).

I'll drop it, thanks!

-- 
Thanks,
Sasha