[PULL,29/45] spapr/xive: use SPAPR_IRQ_IPI to define IPI ranges exposed to the guest
diff mbox series

Message ID 20200317100423.622643-30-david@gibson.dropbear.id.au
State New
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Series
  • [PULL,01/45] pseries: Update SLOF firmware image
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Commit Message

David Gibson March 17, 2020, 10:04 a.m. UTC
From: Cédric Le Goater <clg@kaod.org>

The "ibm,xive-lisn-ranges" defines ranges of interrupt numbers that
the guest can use to configure IPIs. It starts at 0 today but it could
change to some other offset. Make clear which IRQ range we are
exposing by using SPAPR_IRQ_IPI in the property definition.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200306123307.1348-1-clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/intc/spapr_xive.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
diff mbox series

diff --git a/hw/intc/spapr_xive.c b/hw/intc/spapr_xive.c
index 20c8155557..6608d7220a 100644
--- a/hw/intc/spapr_xive.c
+++ b/hw/intc/spapr_xive.c
@@ -677,8 +677,8 @@  static void spapr_xive_dt(SpaprInterruptController *intc, uint32_t nr_servers,
     uint64_t timas[2 * 2];
     /* Interrupt number ranges for the IPIs */
     uint32_t lisn_ranges[] = {
-        cpu_to_be32(0),
-        cpu_to_be32(nr_servers),
+        cpu_to_be32(SPAPR_IRQ_IPI),
+        cpu_to_be32(SPAPR_IRQ_IPI + nr_servers),
     };
     /*
      * EQ size - the sizes of pages supported by the system 4K, 64K,