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authorRafael J. Wysocki <rjw@sisk.pl>2011-01-06 23:55:09 (GMT)
committerJesse Barnes <jbarnes@virtuousgeek.org>2011-01-14 16:55:41 (GMT)
commit415e12b2379239973feab91850b0dce985c6058a (patch)
treeaa79c7a87fd30ac13ae3fd146aad5a44e854c4bc /include/linux/pci.h
parent6e8af08dfa40b747002207d3ce8e8b43a050d99f (diff)
downloadlinux-fsl-qoriq-415e12b2379239973feab91850b0dce985c6058a.tar.xz
PCI/ACPI: Request _OSC control once for each root bridge (v3)
Move the evaluation of acpi_pci_osc_control_set() (to request control of PCI Express native features) into acpi_pci_root_add() to avoid calling it many times for the same root complex with the same arguments. Additionally, check if all of the requisite _OSC support bits are set before calling acpi_pci_osc_control_set() for a given root complex. References: https://bugzilla.kernel.org/show_bug.cgi?id=20232 Reported-by: Ozan Caglayan <ozan@pardus.org.tr> Tested-by: Ozan Caglayan <ozan@pardus.org.tr> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 63cbadc..12dd86a 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -994,6 +994,9 @@ extern void pci_restore_msi_state(struct pci_dev *dev);
extern int pci_msi_enabled(void);
#endif
+extern bool pcie_ports_disabled;
+extern bool pcie_ports_auto;
+
#ifndef CONFIG_PCIEASPM
static inline int pcie_aspm_enabled(void)
{
@@ -1003,6 +1006,14 @@ static inline int pcie_aspm_enabled(void)
extern int pcie_aspm_enabled(void);
#endif
+#ifdef CONFIG_PCIEAER
+void pci_no_aer(void);
+bool pci_aer_available(void);
+#else
+static inline void pci_no_aer(void) { }
+static inline bool pci_aer_available(void) { return false; }
+#endif
+
#ifndef CONFIG_PCIE_ECRC
static inline void pcie_set_ecrc_checking(struct pci_dev *dev)
{