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spapr/xive: Add source status helpers

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and use them to set and test the ASSERTED bit of LSI sources.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20211004212141.432954-1-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2021-10-04 23:21:41 +02:00 • committed by David Gibson
parent afc9fcde55
commit 621f70d210
4 changed files with 32 additions and 12 deletions
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10
hw/intc/spapr_xive_kvm.c
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@ -242,7 +242,7 @@ int kvmppc_xive_source_reset_one(XiveSource *xsrc, int srcno, Error **errp)
if (xive_source_irq_is_lsi(xsrc, srcno)) {
state |= KVM_XIVE_LEVEL_SENSITIVE;
if (xsrc->status[srcno] & XIVE_STATUS_ASSERTED) {
if (xive_source_is_asserted(xsrc, srcno)) {
state |= KVM_XIVE_LEVEL_ASSERTED;
}
}
@ -321,7 +321,7 @@ uint64_t kvmppc_xive_esb_rw(XiveSource *xsrc, int srcno, uint32_t offset,
if (xive_source_irq_is_lsi(xsrc, srcno) &&
offset == XIVE_ESB_LOAD_EOI) {
xive_esb_read(xsrc, srcno, XIVE_ESB_SET_PQ_00);
if (xsrc->status[srcno] & XIVE_STATUS_ASSERTED) {
if (xive_source_is_asserted(xsrc, srcno)) {
kvmppc_xive_esb_trigger(xsrc, srcno);
}
return 0;
@ -359,11 +359,7 @@ void kvmppc_xive_source_set_irq(void *opaque, int srcno, int val)
return;
}
} else {
if (val) {
xsrc->status[srcno] |= XIVE_STATUS_ASSERTED;
} else {
xsrc->status[srcno] &= ~XIVE_STATUS_ASSERTED;
}
xive_source_set_asserted(xsrc, srcno, val);
}
kvmppc_xive_esb_trigger(xsrc, srcno);