[PATCH net-next] net: ti: icssg-prueth: Add prp offload support to ICSSG driver

MD Danish Anwar danishanwar at ti.com
Wed Jun 11 22:20:45 PDT 2025



On 12/06/25 5:34 am, Jakub Kicinski wrote:
> On Tue, 10 Jun 2025 11:46:38 +0530 Himanshu Mittal wrote:
>> Add support for ICSSG PRP mode which supports offloading of:
>>  - Packet duplication and PRP trailer insertion
>>  - Packet duplicate discard and PRP trailer removal
>>
>> Signed-off-by: Himanshu Mittal <h-mittal1 at ti.com>
>> ---
>>  drivers/net/ethernet/ti/icssg/icssg_prueth.c | 23 +++++++++++++++++++-
>>  drivers/net/ethernet/ti/icssg/icssg_prueth.h |  3 +++
>>  2 files changed, 25 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
>> index 86fc1278127c..65883c7851c5 100644
>> --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c
>> +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
>> @@ -138,6 +138,19 @@ static struct icssg_firmwares icssg_hsr_firmwares[] = {
>>  	}
>>  };
>>  
>> +static struct icssg_firmwares icssg_prp_firmwares[] = {
>> +	{
>> +		.pru = "ti-pruss/am65x-sr2-pru0-pruprp-fw.elf",
>> +		.rtu = "ti-pruss/am65x-sr2-rtu0-pruprp-fw.elf",
>> +		.txpru = "ti-pruss/am65x-sr2-txpru0-pruprp-fw.elf",
>> +	},
>> +	{
>> +		.pru = "ti-pruss/am65x-sr2-pru1-pruprp-fw.elf",
>> +		.rtu = "ti-pruss/am65x-sr2-rtu1-pruprp-fw.elf",
>> +		.txpru = "ti-pruss/am65x-sr2-txpru1-pruprp-fw.elf",
>> +	}
>> +};
> 
> AFAIU your coworker is removing the static names, please wait until 
> the dust is settled on that:
> 
> https://lore.kernel.org/all/20250610052501.3444441-1-danishanwar@ti.com/

Yes, it's better to wait for that patch to get merged before we add new
firmware.

-- 
Thanks and Regards,
Danish



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