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| From: | Paolo Bonzini |
| Subject: | Re: [Qemu-devel] [RFC 03/10] AHCI: Add PRD interrupt |
| Date: | Sat, 13 Sep 2014 21:50:11 +0200 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 |
Il 13/09/2014 15:26, Paolo Bonzini ha scritto:
>> >
>> > + if (ad->dp_intr_req) {
>> > + ahci_trigger_irq(ad->hba, ad, PORT_IRQ_SG_DONE);
>> > + ad->dp_intr_req = 0;
>> > + }
> Is it also needed in the error case? Especially the short-PRDT case
> that you are adding in the next patch.
>
... and is it also needed for NCQ, albeit with a separate flag?
Paolo
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