ppc/pnv: Add PnvChipClass handler to get reference to interrupt controller

Existing code in XIVE2 assumes the chip to be a Power10 Chip.
Instead add a handler to get reference to the interrupt controller (XIVE)
for a given Power Chip.

Signed-off-by: Aditya Gupta <adityag@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Tested-by: Amit Machhiwal <amachhiw@linux.ibm.com>
Tested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
Link: https://lore.kernel.org/r/20250925173049.891406-4-adityag@linux.ibm.com
Message-ID: <20250925173049.891406-4-adityag@linux.ibm.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 423954ba7e..a4fdf59207 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -1486,6 +1486,16 @@ static void pnv_chip_power10_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
     xive_tctx_pic_print_info(XIVE_TCTX(pnv_cpu_state(cpu)->intc), buf);
 }
 
+static void *pnv_chip_power10_intc_get(PnvChip *chip)
+{
+    return &PNV10_CHIP(chip)->xive;
+}
+
+static void *pnv_chip_power11_intc_get(PnvChip *chip)
+{
+    return &PNV11_CHIP(chip)->xive;
+}
+
 /*
  * Allowed core identifiers on a POWER8 Processor Chip :
  *
@@ -2680,6 +2690,7 @@ static void pnv_chip_power10_class_init(ObjectClass *klass, const void *data)
     k->intc_reset = pnv_chip_power10_intc_reset;
     k->intc_destroy = pnv_chip_power10_intc_destroy;
     k->intc_print_info = pnv_chip_power10_intc_print_info;
+    k->intc_get = pnv_chip_power10_intc_get;
     k->isa_create = pnv_chip_power10_isa_create;
     k->dt_populate = pnv_chip_power10_dt_populate;
     k->pic_print_info = pnv_chip_power10_pic_print_info;
@@ -2709,6 +2720,7 @@ static void pnv_chip_power11_class_init(ObjectClass *klass, const void *data)
     k->chip_cfam_id = 0x220da04980000000ull; /* P11 DD2.0 (with NX) */
     k->cores_mask = POWER11_CORE_MASK;
     k->get_pir_tir = pnv_get_pir_tir_p10;
+    k->intc_get = pnv_chip_power11_intc_get;
     k->isa_create = pnv_chip_power11_isa_create;
     k->dt_populate = pnv_chip_power11_dt_populate;
     k->pic_print_info = pnv_chip_power11_pic_print_info;