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PCI: Add msi_controller setup_irqs() method for special multivector setup

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Add a msi_controller setup_irqs() method so MSI chip providers can
implement their own multivector MSI setup.

[bhelgaas: changelog]
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Pratyush Anand <pratyush.anand@gmail.com>
This commit is contained in:
Lucas Stach
2015-09-18 13:58:34 -05:00
committed by Bjorn Helgaas
parent ed8b472df4
commit 339e5b44ed
2 changed files with 5 additions and 0 deletions
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2
include/linux/msi.h
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@@ -163,6 +163,8 @@ struct msi_controller {
int (*setup_irq)(struct msi_controller *chip, struct pci_dev *dev,
struct msi_desc *desc);
int (*setup_irqs)(struct msi_controller *chip, struct pci_dev *dev,
int nvec, int type);
void (*teardown_irq)(struct msi_controller *chip, unsigned int irq);
};