pci-hotplug/pnv_php: Add support for IODA3 Power9 PHBs
Currently we check that an IODA2 compatible PHB is upstream of this slot. This is mainly to avoid pnv_php creating slots for the various "virtual PHBs" that we create for NVLink. There's no real need for this restriction so allow it on IODA3. Signed-off-by: Oliver O'Halloran <oohall@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20190903101605.2890-10-oohall@gmail.com
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7fd1fe4e48
Коммит
a839bd87a2
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@ -54,7 +54,8 @@ int pnv_pci_get_slot_id(struct device_node *np, uint64_t *id)
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break;
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}
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if (!of_device_is_compatible(parent, "ibm,ioda2-phb")) {
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if (!of_device_is_compatible(parent, "ibm,ioda2-phb") &&
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!of_device_is_compatible(parent, "ibm,ioda3-phb")) {
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of_node_put(parent);
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continue;
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}
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@ -994,6 +994,9 @@ static int __init pnv_php_init(void)
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for_each_compatible_node(dn, NULL, "ibm,ioda2-phb")
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pnv_php_register(dn);
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for_each_compatible_node(dn, NULL, "ibm,ioda3-phb")
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pnv_php_register(dn);
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return 0;
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}
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@ -1003,6 +1006,9 @@ static void __exit pnv_php_exit(void)
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for_each_compatible_node(dn, NULL, "ibm,ioda2-phb")
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pnv_php_unregister(dn);
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for_each_compatible_node(dn, NULL, "ibm,ioda3-phb")
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pnv_php_unregister(dn);
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}
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module_init(pnv_php_init);
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