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Subject[tip: irq/core] PCI/MSI: Move pci_free_irq_vectors() to api.c
The following commit has been merged into the irq/core branch of tip:

Commit-ID: 059f778d66ba88e1acad89a46cfb35eb8703feef
Gitweb: https://git.kernel.org/tip/059f778d66ba88e1acad89a46cfb35eb8703feef
Author: Ahmed S. Darwish <darwi@linutronix.de>
AuthorDate: Fri, 11 Nov 2022 14:54:54 +01:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Thu, 17 Nov 2022 15:15:21 +01:00

PCI/MSI: Move pci_free_irq_vectors() to api.c

To disentangle the maze in msi.c, all exported device-driver MSI APIs are
now to be grouped in one file, api.c.

Move pci_free_irq_vectors() and make its kernel-doc comprehensive.

Signed-off-by: Ahmed S. Darwish <darwi@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://lore.kernel.org/r/20221111122015.042870570@linutronix.de


---
drivers/pci/msi/api.c | 15 +++++++++++++++
drivers/pci/msi/msi.c | 13 -------------
2 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/drivers/pci/msi/api.c b/drivers/pci/msi/api.c
index 0f1ec87..2ff2a9c 100644
--- a/drivers/pci/msi/api.c
+++ b/drivers/pci/msi/api.c
@@ -205,3 +205,18 @@ int pci_irq_vector(struct pci_dev *dev, unsigned int nr)
return irq ? irq : -EINVAL;
}
EXPORT_SYMBOL(pci_irq_vector);
+
+/**
+ * pci_free_irq_vectors() - Free previously allocated IRQs for a device
+ * @dev: the PCI device to operate on
+ *
+ * Undo the interrupt vector allocations and possible device MSI/MSI-X
+ * enablement earlier done through pci_alloc_irq_vectors_affinity() or
+ * pci_alloc_irq_vectors().
+ */
+void pci_free_irq_vectors(struct pci_dev *dev)
+{
+ pci_disable_msix(dev);
+ pci_disable_msi(dev);
+}
+EXPORT_SYMBOL(pci_free_irq_vectors);
diff --git a/drivers/pci/msi/msi.c b/drivers/pci/msi/msi.c
index 38ad2fe..ed8caf5 100644
--- a/drivers/pci/msi/msi.c
+++ b/drivers/pci/msi/msi.c
@@ -887,19 +887,6 @@ int __pci_enable_msix_range(struct pci_dev *dev,
}

/**
- * pci_free_irq_vectors - free previously allocated IRQs for a device
- * @dev: PCI device to operate on
- *
- * Undoes the allocations and enabling in pci_alloc_irq_vectors().
- */
-void pci_free_irq_vectors(struct pci_dev *dev)
-{
- pci_disable_msix(dev);
- pci_disable_msi(dev);
-}
-EXPORT_SYMBOL(pci_free_irq_vectors);
-
-/**
* pci_irq_get_affinity - return the affinity of a particular MSI vector
* @dev: PCI device to operate on
* @nr: device-relative interrupt vector index (0-based).
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