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Commit 4cc90161 authored by Yijing Wang's avatar Yijing Wang Committed by Bjorn Helgaas
Browse files

PCI/MSI: Remove unused function msi_remove_pci_irq_vectors() 



msi_remove_pci_irq_vectors() is unused, so remove it.

Signed-off-by: default avatarYijing Wang <wangyijing@huawei.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent d873b4d4

drivers/pci/msi.c

+0 −18
Original line number Diff line number Diff line
@@ -1014,24 +1014,6 @@ void pci_disable_msix(struct pci_dev *dev) 
}

EXPORT_SYMBOL(pci_disable_msix);



/**

 * msi_remove_pci_irq_vectors - reclaim MSI(X) irqs to unused state

 * @dev: pointer to the pci_dev data structure of MSI(X) device function

 *

 * Being called during hotplug remove, from which the device function

 * is hot-removed. All previous assigned MSI/MSI-X irqs, if

 * allocated for this device function, are reclaimed to unused state,

 * which may be used later on.

 **/

void msi_remove_pci_irq_vectors(struct pci_dev *dev)

{

	if (!pci_msi_enable || !dev)

		return;



	if (dev->msi_enabled || dev->msix_enabled)

		free_msi_irqs(dev);

}



void pci_no_msi(void)

{

	pci_msi_enable = 0;

include/linux/pci.h

+0 −2
Original line number Diff line number Diff line
@@ -1186,7 +1186,6 @@ int pci_msix_vec_count(struct pci_dev *dev); 
int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec);

void pci_msix_shutdown(struct pci_dev *dev);

void pci_disable_msix(struct pci_dev *dev);

void msi_remove_pci_irq_vectors(struct pci_dev *dev);

void pci_restore_msi_state(struct pci_dev *dev);

int pci_msi_enabled(void);

int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec);
@@ -1217,7 +1216,6 @@ static inline int pci_enable_msix(struct pci_dev *dev, 
{ return -ENOSYS; }

static inline void pci_msix_shutdown(struct pci_dev *dev) { }

static inline void pci_disable_msix(struct pci_dev *dev) { }

static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev) { }

static inline void pci_restore_msi_state(struct pci_dev *dev) { }

static inline int pci_msi_enabled(void) { return 0; }

static inline int pci_enable_msi_range(struct pci_dev *dev, int minvec,