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authorBjorn Helgaas <bhelgaas@google.com>2018-04-04 13:27:58 -0500
committerBjorn Helgaas <helgaas@kernel.org>2018-04-04 13:27:58 -0500
commit64ae499cf2eece26bc395184aa2c9a18aa49d199 (patch)
tree808efedc05e071f6ca6205311643a38c07973bb8 /include
parentMerge branch 'pci/msi' (diff)
parentPCI/DPC: Rename from pcie-dpc.c to dpc.c (diff)
downloadlinux-dev-64ae499cf2eece26bc395184aa2c9a18aa49d199.tar.xz
linux-dev-64ae499cf2eece26bc395184aa2c9a18aa49d199.zip
Merge branch 'pci/portdrv'
- move pcieport_if.h to drivers/pci/pcie/ to encapsulate it (Frederick Lawler) - merge pcieport_if.h into portdrv.h (Bjorn Helgaas) - move workaround for BIOS PME issue from portdrv to PCI core (Bjorn Helgaas) - completely disable portdrv with "pcie_ports=compat" (Bjorn Helgaas) - remove portdrv link order dependency (Bjorn Helgaas) - remove support for unused VC portdrv service (Bjorn Helgaas) - simplify portdrv feature permission checking (Bjorn Helgaas) - remove "pcie_hp=nomsi" parameter (use "pci=nomsi" instead) (Bjorn Helgaas) - remove unnecessary "pcie_ports=auto" parameter (Bjorn Helgaas) - use cached AER capability offset (Frederick Lawler) - don't enable DPC if BIOS hasn't granted AER control (Mika Westerberg) - rename pcie-dpc.c to dpc.c (Bjorn Helgaas) * pci/portdrv: PCI/DPC: Rename from pcie-dpc.c to dpc.c PCI/DPC: Do not enable DPC if AER control is not allowed by the BIOS PCI/AER: Use cached AER Capability offset PCI/portdrv: Rename and reverse sense of pcie_ports_auto PCI/portdrv: Encapsulate pcie_ports_auto inside the port driver PCI/portdrv: Remove unnecessary "pcie_ports=auto" parameter PCI/portdrv: Remove "pcie_hp=nomsi" kernel parameter PCI/portdrv: Remove unnecessary include of <linux/pci-aspm.h> PCI/portdrv: Simplify PCIe feature permission checking PCI/portdrv: Remove unused PCIE_PORT_SERVICE_VC PCI/portdrv: Remove pcie_port_bus_type link order dependency PCI/portdrv: Disable port driver in compat mode PCI/PM: Clear PCIe PME Status bit for Root Complex Event Collectors PCI/PM: Clear PCIe PME Status bit in core, not PCIe port driver PCI/PM: Move pcie_clear_root_pme_status() to core PCI/portdrv: Merge pcieport_if.h into portdrv.h PCI/portdrv: Move pcieport_if.h to drivers/pci/pcie/ Conflicts: drivers/pci/pcie/Makefile drivers/pci/pcie/portdrv.h
Diffstat (limited to 'include')
-rw-r--r--include/linux/pci.h5
-rw-r--r--include/linux/pcieport_if.h71
2 files changed, 3 insertions, 73 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index a718b2ddec64..ee0bfc1a0274 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -470,6 +470,9 @@ struct pci_host_bridge {
struct msi_controller *msi;
unsigned int ignore_reset_delay:1; /* For entire hierarchy */
unsigned int no_ext_tags:1; /* No Extended Tags */
+ unsigned int native_aer:1; /* OS may use PCIe AER */
+ unsigned int native_hotplug:1; /* OS may use PCIe hotplug */
+ unsigned int native_pme:1; /* OS may use PCIe PME */
/* Resource alignment requirements */
resource_size_t (*align_resource)(struct pci_dev *dev,
const struct resource *res,
@@ -1447,10 +1450,8 @@ static inline int pci_irqd_intx_xlate(struct irq_domain *d,
#ifdef CONFIG_PCIEPORTBUS
extern bool pcie_ports_disabled;
-extern bool pcie_ports_auto;
#else
#define pcie_ports_disabled true
-#define pcie_ports_auto false
#endif
#ifdef CONFIG_PCIEASPM
diff --git a/include/linux/pcieport_if.h b/include/linux/pcieport_if.h
deleted file mode 100644
index b69769dbf659..000000000000
--- a/include/linux/pcieport_if.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * File: pcieport_if.h
- * Purpose: PCI Express Port Bus Driver's IF Data Structure
- *
- * Copyright (C) 2004 Intel
- * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
- */
-
-#ifndef _PCIEPORT_IF_H_
-#define _PCIEPORT_IF_H_
-
-/* Port Type */
-#define PCIE_ANY_PORT (~0)
-
-/* Service Type */
-#define PCIE_PORT_SERVICE_PME_SHIFT 0 /* Power Management Event */
-#define PCIE_PORT_SERVICE_PME (1 << PCIE_PORT_SERVICE_PME_SHIFT)
-#define PCIE_PORT_SERVICE_AER_SHIFT 1 /* Advanced Error Reporting */
-#define PCIE_PORT_SERVICE_AER (1 << PCIE_PORT_SERVICE_AER_SHIFT)
-#define PCIE_PORT_SERVICE_HP_SHIFT 2 /* Native Hotplug */
-#define PCIE_PORT_SERVICE_HP (1 << PCIE_PORT_SERVICE_HP_SHIFT)
-#define PCIE_PORT_SERVICE_VC_SHIFT 3 /* Virtual Channel */
-#define PCIE_PORT_SERVICE_VC (1 << PCIE_PORT_SERVICE_VC_SHIFT)
-#define PCIE_PORT_SERVICE_DPC_SHIFT 4 /* Downstream Port Containment */
-#define PCIE_PORT_SERVICE_DPC (1 << PCIE_PORT_SERVICE_DPC_SHIFT)
-
-struct pcie_device {
- int irq; /* Service IRQ/MSI/MSI-X Vector */
- struct pci_dev *port; /* Root/Upstream/Downstream Port */
- u32 service; /* Port service this device represents */
- void *priv_data; /* Service Private Data */
- struct device device; /* Generic Device Interface */
-};
-#define to_pcie_device(d) container_of(d, struct pcie_device, device)
-
-static inline void set_service_data(struct pcie_device *dev, void *data)
-{
- dev->priv_data = data;
-}
-
-static inline void *get_service_data(struct pcie_device *dev)
-{
- return dev->priv_data;
-}
-
-struct pcie_port_service_driver {
- const char *name;
- int (*probe) (struct pcie_device *dev);
- void (*remove) (struct pcie_device *dev);
- int (*suspend) (struct pcie_device *dev);
- int (*resume) (struct pcie_device *dev);
-
- /* Device driver may resume normal operations */
- void (*error_resume)(struct pci_dev *dev);
-
- /* Link Reset Capability - AER service driver specific */
- pci_ers_result_t (*reset_link) (struct pci_dev *dev);
-
- int port_type; /* Type of the port this driver can handle */
- u32 service; /* Port service this device represents */
-
- struct device_driver driver;
-};
-#define to_service_driver(d) \
- container_of(d, struct pcie_port_service_driver, driver)
-
-int pcie_port_service_register(struct pcie_port_service_driver *new);
-void pcie_port_service_unregister(struct pcie_port_service_driver *new);
-
-#endif /* _PCIEPORT_IF_H_ */