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Date:   Mon, 27 Mar 2017 10:29:36 +0200
From:   Christoph Hellwig <hch@....de>
To:     bhelgaas@...gle.com, davem@...emloft.net,
        netanel@...apurnalabs.com, jcliburn@...il.com,
        chris.snook@...il.com, sgoutham@...ium.com, rric@...nel.org
Cc:     netdev@...r.kernel.org, linux-pci@...r.kernel.org
Subject: [PATCH 5/5] PCI: remove pci_enable_msix

Unused now that all callers switched to pci_alloc_irq_vectors.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 drivers/pci/msi.c   | 21 ---------------------
 include/linux/pci.h |  4 ----
 2 files changed, 25 deletions(-)

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index d571bc330686..0042c365b29b 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -973,27 +973,6 @@ static int __pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries,
 	return msix_capability_init(dev, entries, nvec, affd);
 }
 
-/**
- * pci_enable_msix - configure device's MSI-X capability structure
- * @dev: pointer to the pci_dev data structure of MSI-X device function
- * @entries: pointer to an array of MSI-X entries (optional)
- * @nvec: number of MSI-X irqs requested for allocation by device driver
- *
- * Setup the MSI-X capability structure of device function with the number
- * of requested irqs upon its software driver call to request for
- * MSI-X mode enabled on its hardware device function. A return of zero
- * indicates the successful configuration of MSI-X capability structure
- * with new allocated MSI-X irqs. A return of < 0 indicates a failure.
- * Or a return of > 0 indicates that driver request is exceeding the number
- * of irqs or MSI-X vectors available. Driver should use the returned value to
- * re-send its request.
- **/
-int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec)
-{
-	return __pci_enable_msix(dev, entries, nvec, NULL);
-}
-EXPORT_SYMBOL(pci_enable_msix);
-
 void pci_msix_shutdown(struct pci_dev *dev)
 {
 	struct msi_desc *entry;
diff --git a/include/linux/pci.h b/include/linux/pci.h
index eb3da1a04e6c..82dec36845e6 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1300,7 +1300,6 @@ int pci_msi_vec_count(struct pci_dev *dev);
 void pci_msi_shutdown(struct pci_dev *dev);
 void pci_disable_msi(struct pci_dev *dev);
 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 pci_restore_msi_state(struct pci_dev *dev);
@@ -1330,9 +1329,6 @@ static inline int pci_msi_vec_count(struct pci_dev *dev) { return -ENOSYS; }
 static inline void pci_msi_shutdown(struct pci_dev *dev) { }
 static inline void pci_disable_msi(struct pci_dev *dev) { }
 static inline int pci_msix_vec_count(struct pci_dev *dev) { return -ENOSYS; }
-static inline int pci_enable_msix(struct pci_dev *dev,
-				  struct msix_entry *entries, int nvec)
-{ 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 pci_restore_msi_state(struct pci_dev *dev) { }
-- 
2.11.0

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