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https://github.com/edk2-porting/linux-next.git
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1f88d5860e
Remove unneeded ppc_md functions. Patch callsites to use pci_controller_ops functions exclusively. Signed-off-by: Daniel Axtens <dja@axtens.net> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
39 lines
1.0 KiB
C
39 lines
1.0 KiB
C
/*
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* Copyright 2006-2007, Michael Ellerman, IBM Corporation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#include <linux/kernel.h>
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#include <linux/msi.h>
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#include <linux/pci.h>
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#include <asm/machdep.h>
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int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
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{
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struct pci_controller *phb = pci_bus_to_host(dev->bus);
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if (!phb->controller_ops.setup_msi_irqs ||
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!phb->controller_ops.teardown_msi_irqs) {
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pr_debug("msi: Platform doesn't provide MSI callbacks.\n");
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return -ENOSYS;
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}
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/* PowerPC doesn't support multiple MSI yet */
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if (type == PCI_CAP_ID_MSI && nvec > 1)
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return 1;
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return phb->controller_ops.setup_msi_irqs(dev, nvec, type);
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}
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void arch_teardown_msi_irqs(struct pci_dev *dev)
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{
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struct pci_controller *phb = pci_bus_to_host(dev->bus);
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phb->controller_ops.teardown_msi_irqs(dev);
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}
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