linux-kernel - [PATCH 1/2] PCI, AER: Export and make pcie_aer_is

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Message-ID: <20230719192313.38591-2-Smita.KoralahalliChannabasappa@amd.com>
Date:   Wed, 19 Jul 2023 19:23:12 +0000
From:   Smita Koralahalli <Smita.KoralahalliChannabasappa@....com>
To:     <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-cxl@...r.kernel.org>
CC:     Bjorn Helgaas <bhelgaas@...gle.com>, <oohall@...il.com>,
        Lukas Wunner <lukas@...ner.de>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Mahesh J Salgaonkar <mahesh@...ux.ibm.com>,
        Alison Schofield <alison.schofield@...el.com>,
        "Vishal Verma" <vishal.l.verma@...el.com>,
        Ira Weiny <ira.weiny@...el.com>,
        "Ben Widawsky" <bwidawsk@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Yazen Ghannam <yazen.ghannam@....com>,
        Terry Bowman <terry.bowman@....com>,
        Robert Richter <rrichter@....com>,
        Smita Koralahalli <Smita.KoralahalliChannabasappa@....com>
Subject: [PATCH 1/2] PCI, AER: Export and make pcie_aer_is_native() global

Export and move the declaration of pcie_aer_is_native() to a common header
file to be reused by cxl/pci module.

Signed-off-by: Smita Koralahalli <Smita.KoralahalliChannabasappa@....com>
---
 drivers/pci/pcie/aer.c     | 1 +
 drivers/pci/pcie/portdrv.h | 2 --
 include/linux/aer.h        | 2 ++
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index f6c24ded134c..87d90dbda023 100644
--- a/drivers/pci/pcie/aer.c
+++ b/drivers/pci/pcie/aer.c
@@ -229,6 +229,7 @@ int pcie_aer_is_native(struct pci_dev *dev)
 
 	return pcie_ports_native || host->native_aer;
 }
+EXPORT_SYMBOL_GPL(pcie_aer_is_native);
 
 int pci_enable_pcie_error_reporting(struct pci_dev *dev)
 {
diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h
index 58a2b1a1cae4..1f3803bde7ee 100644
--- a/drivers/pci/pcie/portdrv.h
+++ b/drivers/pci/pcie/portdrv.h
@@ -29,10 +29,8 @@ extern bool pcie_ports_dpc_native;
 
 #ifdef CONFIG_PCIEAER
 int pcie_aer_init(void);
-int pcie_aer_is_native(struct pci_dev *dev);
 #else
 static inline int pcie_aer_init(void) { return 0; }
-static inline int pcie_aer_is_native(struct pci_dev *dev) { return 0; }
 #endif
 
 #ifdef CONFIG_HOTPLUG_PCI_PCIE
diff --git a/include/linux/aer.h b/include/linux/aer.h
index 3a3ab05e13fd..94ce49a5f8d5 100644
--- a/include/linux/aer.h
+++ b/include/linux/aer.h
@@ -45,6 +45,7 @@ struct aer_capability_regs {
 int pci_enable_pcie_error_reporting(struct pci_dev *dev);
 int pci_disable_pcie_error_reporting(struct pci_dev *dev);
 int pci_aer_clear_nonfatal_status(struct pci_dev *dev);
+int pcie_aer_is_native(struct pci_dev *dev);
 #else
 static inline int pci_enable_pcie_error_reporting(struct pci_dev *dev)
 {
@@ -58,6 +59,7 @@ static inline int pci_aer_clear_nonfatal_status(struct pci_dev *dev)
 {
 	return -EINVAL;
 }
+static inline int pcie_aer_is_native(struct pci_dev *dev) { return 0; }
 #endif
 
 void cper_print_aer(struct pci_dev *dev, int aer_severity,
-- 
2.17.1