powerpc/powernv: Discover IODA3 PHBs
We instanciate them as IODA2. We also change the MSI EOI hack to only kick on PHB3 since it will not be needed on any new implementation. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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fb111334e4
arch/powerpc/platforms/powernv
@ -2705,7 +2705,8 @@ void pnv_set_msi_irq_chip(struct pnv_phb *phb, unsigned int virq)
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struct irq_data *idata;
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struct irq_chip *ichip;
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if (phb->type != PNV_PHB_IODA2)
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/* The MSI EOI OPAL call is only needed on PHB3 */
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if (phb->model != PNV_PHB_MODEL_PHB3)
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return;
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if (!phb->ioda.irq_chip_init) {
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@ -932,6 +932,10 @@ void __init pnv_pci_init(void)
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for_each_compatible_node(np, NULL, "ibm,ioda2-phb")
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pnv_pci_init_ioda2_phb(np);
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/* Look for ioda3 built-in PHB4's, we treat them as IODA2 */
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for_each_compatible_node(np, NULL, "ibm,ioda3-phb")
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pnv_pci_init_ioda2_phb(np);
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/* Look for NPU PHBs */
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for_each_compatible_node(np, NULL, "ibm,ioda2-npu-phb")
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pnv_pci_init_npu_phb(np);
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