diff options
| author | Greg Kurz <groug@kaod.org> | 2019-11-15 16:56:05 +0100 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2019-12-17 10:39:47 +1100 |
| commit | 7ae54cc3a00d28cfb0bc4f377faf157b2e55b25c (patch) | |
| tree | 75e61e459df413a5ebf0b99b03b2d51e963bc805 | |
| parent | 158e17a65e1ad0f2bd1e300c2f30f9481901a485 (diff) | |
| download | qemu-7ae54cc3a00d28cfb0bc4f377faf157b2e55b25c.zip | |
ppc/pnv: Link "chip" property to PnvXive::chip pointer
The XIVE object has both a pointer and a "chip" property pointing to the
chip object. Confusing bugs could arise if these ever go out of sync.
Change the property definition so that it explicitely sets the pointer.
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <157383336564.165747.10250365296928442882.stgit@bahia.lan>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
| -rw-r--r-- | hw/intc/pnv_xive.c | 13 | ||||
| -rw-r--r-- | hw/ppc/pnv.c | 4 |
2 files changed, 5 insertions, 12 deletions
diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c index 6aa7aeed6f..4e56c2e468 100644 --- a/hw/intc/pnv_xive.c +++ b/hw/intc/pnv_xive.c @@ -1675,17 +1675,8 @@ static void pnv_xive_realize(DeviceState *dev, Error **errp) XiveSource *xsrc = &xive->ipi_source; XiveENDSource *end_xsrc = &xive->end_source; Error *local_err = NULL; - Object *obj; - obj = object_property_get_link(OBJECT(dev), "chip", &local_err); - if (!obj) { - error_propagate(errp, local_err); - error_prepend(errp, "required link 'chip' not found: "); - return; - } - - /* The PnvChip id identifies the XIVE interrupt controller. */ - xive->chip = PNV_CHIP(obj); + assert(xive->chip); /* * The XiveSource and XiveENDSource objects are realized with the @@ -1800,6 +1791,8 @@ static Property pnv_xive_properties[] = { DEFINE_PROP_UINT64("vc-bar", PnvXive, vc_base, 0), DEFINE_PROP_UINT64("pc-bar", PnvXive, pc_base, 0), DEFINE_PROP_UINT64("tm-bar", PnvXive, tm_base, 0), + /* The PnvChip id identifies the XIVE interrupt controller. */ + DEFINE_PROP_LINK("chip", PnvXive, chip, TYPE_PNV_CHIP, PnvChip *), DEFINE_PROP_END_OF_LIST(), }; diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 2bf8a3b23b..a2a8b97330 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -1091,8 +1091,6 @@ static void pnv_chip_power9_instance_init(Object *obj) object_initialize_child(obj, "xive", &chip9->xive, sizeof(chip9->xive), TYPE_PNV_XIVE, &error_abort, NULL); - object_property_add_const_link(OBJECT(&chip9->xive), "chip", obj, - &error_abort); object_initialize_child(obj, "psi", &chip9->psi, sizeof(chip9->psi), TYPE_PNV9_PSI, &error_abort, NULL); @@ -1172,6 +1170,8 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) "pc-bar", &error_fatal); object_property_set_int(OBJECT(&chip9->xive), PNV9_XIVE_TM_BASE(chip), "tm-bar", &error_fatal); + object_property_set_link(OBJECT(&chip9->xive), OBJECT(chip), "chip", + &error_abort); object_property_set_bool(OBJECT(&chip9->xive), true, "realized", &local_err); if (local_err) { |