[PATCH 11/20] mach-k3: r5: common: add helper functions needed in LPM resume sequence

Richard GENOUD richard.genoud at bootlin.com
Thu May 21 16:08:44 CEST 2026


Le 11/05/2026 à 12:52, Kumar, Udit a écrit :
> 
> 
> On 4/30/2026 2:14 PM, Richard Genoud (TI) wrote:
>> +	
> [..]if (ret)
>> +		return;
>> +	save_addr = (unsigned long)mem_addr_lpm.context_save_addr;
>> +	ret = ti_sci->ops.lpm_ops.lpm_save_addr(ti_sci, save_addr,
>> +						mem_addr_lpm.size);
>> +	if (ret)
>> +		pr_err("TIFS lpm save addr fail\n");
> 
> please check firmware capability instead of sending it w/o any check

as the DM is not yet loaded, checking the capabilities failed with
Failed to query DM firmware capability -110
Are you thinking of another way to check for TISCI_MSG_LPM_SAVE_ADDR 
availability?

Regards,
Richard


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