[Skiboot] [PATCH] capi: Mask Psl Credit timeout error for P9

Vaibhav Jain vaibhav at linux.vnet.ibm.com
Wed Sep 6 16:47:48 AEST 2017


Stewart Smith <stewart at linux.vnet.ibm.com> writes:

>> +	/* Mask the CAPP PSL Credit Timeout Register error */
>> +	xscom_read(p->chip_id, CAPP_FIR_MASK + offset, &reg);
>> +	reg |= PPC_BIT(46);
>> +	xscom_write(p->chip_id, CAPP_FIR_MASK + offset, reg);
>> +
>>  	/* Deassert TLBI_FENCED and tlbi_psl_is_dead */
>>  	xscom_write(p->chip_id, CAPP_ERR_STATUS_CTRL + offset, 0);
>
> This looks like a prime candidate for xscom_write_mask() that Alistair
> introduced in:

Thanks for pointing to this new function Steward. I will send a v2 with
the update.

-- 
Vaibhav Jain <vaibhav at linux.vnet.ibm.com>
Linux Technology Center, IBM India Pvt. Ltd.



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