linux-kernel - [PATCH 1/4] PCI: make pci_ltr

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Date:	Fri, 01 Jun 2012 15:16:25 -0600
From:	Myron Stowe <myron.stowe@...hat.com>
To:	bhelgaas@...gle.com
Cc:	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	xudong.hao@...ux.intel.com, ddutile@...hat.com, yu.zhao@...el.com
Subject: [PATCH 1/4] PCI: make pci_ltr_supported static.

The PCI Express Latency Tolerance Reporting (LTR) feature's
pci_ltr_supported() routine is currently only used within
drivers/pci/pci.c so make it static.

Signed-off-by: Myron Stowe <myron.stowe@...hat.com>
---

 drivers/pci/pci.c   |    4 ++--
 include/linux/pci.h |    1 -
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 447e834..64471b1 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -39,6 +39,7 @@ EXPORT_SYMBOL(pci_pci_problems);
 
 unsigned int pci_pm_d3_delay;
 
+static bool pci_ltr_supported(struct pci_dev *dev);
 static void pci_pme_list_scan(struct work_struct *work);
 
 static LIST_HEAD(pci_pme_list);
@@ -2169,7 +2170,7 @@ EXPORT_SYMBOL(pci_disable_obff);
  * RETURNS:
  * True if @dev supports latency tolerance reporting, false otherwise.
  */
-bool pci_ltr_supported(struct pci_dev *dev)
+static bool pci_ltr_supported(struct pci_dev *dev)
 {
 	int pos;
 	u32 cap;
@@ -2185,7 +2186,6 @@ bool pci_ltr_supported(struct pci_dev *dev)
 
 	return cap & PCI_EXP_DEVCAP2_LTR;
 }
-EXPORT_SYMBOL(pci_ltr_supported);
 
 /**
  * pci_enable_ltr - enable latency tolerance reporting
diff --git a/include/linux/pci.h b/include/linux/pci.h
index d8c379d..b2bec26 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -875,7 +875,6 @@ enum pci_obff_signal_type {
 int pci_enable_obff(struct pci_dev *dev, enum pci_obff_signal_type);
 void pci_disable_obff(struct pci_dev *dev);
 
-bool pci_ltr_supported(struct pci_dev *dev);
 int pci_enable_ltr(struct pci_dev *dev);
 void pci_disable_ltr(struct pci_dev *dev);
 int pci_set_ltr(struct pci_dev *dev, int snoop_lat_ns, int nosnoop_lat_ns);

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