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[J/K,08/10] PCI/PTM: Consolidate PTM interface declarations

Message ID 20221011034139.731146-9-kai.heng.feng@canonical.com
State New
Headers show
Series Disable PTM when device is suspended for all PCIe devices | expand

Commit Message

Kai-Heng Feng Oct. 11, 2022, 3:41 a.m. UTC 
From: Bjorn Helgaas <bhelgaas@google.com>

BugLink: https://bugs.launchpad.net/bugs/1988797

Consolidate all the PTM-related declarations in drivers/pci/pci.h.  No
functional change intended.

Link: https://lore.kernel.org/r/20220909202505.314195-9-helgaas@kernel.org
Tested-by: Rajvi Jingar <rajvi.jingar@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
(cherry picked from commit d736d292bba2c5225cb76cd4e04d0e9d00f22498 linux-next)
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
---
 drivers/pci/pci.h | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
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Patch

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 6a8f71dd136bb..7640e0f19f2fb 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -505,11 +505,13 @@  static inline int pci_iov_bus_range(struct pci_bus *bus)
 #endif /* CONFIG_PCI_IOV */
 
 #ifdef CONFIG_PCIE_PTM
+void pci_ptm_init(struct pci_dev *dev);
 void pci_save_ptm_state(struct pci_dev *dev);
 void pci_restore_ptm_state(struct pci_dev *dev);
 void pci_suspend_ptm(struct pci_dev *dev);
 void pci_resume_ptm(struct pci_dev *dev);
 #else
+static inline void pci_ptm_init(struct pci_dev *dev) { }
 static inline void pci_save_ptm_state(struct pci_dev *dev) { }
 static inline void pci_restore_ptm_state(struct pci_dev *dev) { }
 static inline void pci_suspend_ptm(struct pci_dev *dev) { }
@@ -583,12 +585,6 @@  static inline void pcie_set_ecrc_checking(struct pci_dev *dev) { }
 static inline void pcie_ecrc_get_policy(char *str) { }
 #endif
 
-#ifdef CONFIG_PCIE_PTM
-void pci_ptm_init(struct pci_dev *dev);
-#else
-static inline void pci_ptm_init(struct pci_dev *dev) { }
-#endif
-
 struct pci_dev_reset_methods {
 	u16 vendor;
 	u16 device;