X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=include%2Flinux%2Fpci.h;h=910f48bee21281805ff4550117b6068b5a00d424;hb=650689170108a4f5e985ee102974291b28c4be95;hp=c170c9250c8b706e62e00f4b6a26149735bacba5;hpb=6ade262b77f4285f7ba9216d5831093d7766304a;p=mirror_ubuntu-bionic-kernel.git

diff --git a/include/linux/pci.h b/include/linux/pci.h
index c170c9250c8b..910f48bee212 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -259,6 +259,7 @@ enum pci_bus_speed {
 	PCIE_SPEED_2_5GT		= 0x14,
 	PCIE_SPEED_5_0GT		= 0x15,
 	PCIE_SPEED_8_0GT		= 0x16,
+	PCIE_SPEED_16_0GT		= 0x17,
 	PCI_SPEED_UNKNOWN		= 0xff,
 };
 
@@ -341,15 +342,20 @@ struct pci_dev {
 						   D3cold, not set for devices
 						   powered on/off by the
 						   corresponding bridge */
+	unsigned int	skip_bus_pm:1;	/* Internal: Skip bus-level PM */
 	unsigned int	ignore_hotplug:1;	/* Ignore hotplug events */
 	unsigned int	hotplug_user_indicators:1; /* SlotCtl indicators
 						      controlled exclusively by
 						      user sysfs */
+	unsigned int	clear_retrain_link:1;	/* Need to clear Retrain Link
+						   bit manually */
 	unsigned int	d3_delay;	/* D3->D0 transition time in ms */
 	unsigned int	d3cold_delay;	/* D3cold->D0 transition time in ms */
 
 #ifdef CONFIG_PCIEASPM
 	struct pcie_link_state	*link_state;	/* ASPM link state */
+	unsigned int	ltr_path:1;	/* Latency Tolerance Reporting
+					   supported from root to here */
 #endif
 
 	pci_channel_state_t error_state;	/* current connectivity state */
@@ -390,6 +396,14 @@ struct pci_dev {
 	unsigned int	reset_fn:1;
 	unsigned int    is_hotplug_bridge:1;
 	unsigned int	is_thunderbolt:1; /* Thunderbolt controller */
+	/*
+	 * Devices marked being untrusted are the ones that can potentially
+	 * execute DMA attacks and similar. They are typically connected
+	 * through external ports such as Thunderbolt but not limited to
+	 * that. When an IOMMU is enabled they should be getting full
+	 * mappings to make sure they cannot access arbitrary memory.
+	 */
+	unsigned int	untrusted:1;
 	unsigned int    __aer_firmware_first_valid:1;
 	unsigned int	__aer_firmware_first:1;
 	unsigned int	broken_intx_masking:1; /* INTx masking can't be used */
@@ -1072,6 +1086,7 @@ int pci_set_pcie_reset_state(struct pci_dev *dev, enum pcie_reset_state state);
 int pci_set_cacheline_size(struct pci_dev *dev);
 #define HAVE_PCI_SET_MWI
 int __must_check pci_set_mwi(struct pci_dev *dev);
+int __must_check pcim_set_mwi(struct pci_dev *dev);
 int pci_try_set_mwi(struct pci_dev *dev);
 void pci_clear_mwi(struct pci_dev *dev);
 void pci_intx(struct pci_dev *dev, int enable);
@@ -1232,10 +1247,13 @@ int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
 			void *alignf_data);
 
 
-int pci_register_io_range(phys_addr_t addr, resource_size_t size);
+int pci_register_io_range(struct fwnode_handle *fwnode, phys_addr_t addr,
+			resource_size_t size);
 unsigned long pci_address_to_pio(phys_addr_t addr);
 phys_addr_t pci_pio_to_address(unsigned long pio);
 int pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr);
+int devm_pci_remap_iospace(struct device *dev, const struct resource *res,
+			   phys_addr_t phys_addr);
 void pci_unmap_iospace(struct resource *res);
 void __iomem *devm_pci_remap_cfgspace(struct device *dev,
 				      resource_size_t offset,
@@ -1686,6 +1704,13 @@ static inline int pci_get_new_domain_nr(void) { return -ENOSYS; }
 #define dev_is_pf(d) (false)
 static inline bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags)
 { return false; }
+static inline int pci_irqd_intx_xlate(struct irq_domain *d,
+				      struct device_node *node,
+				      const u32 *intspec,
+				      unsigned int intsize,
+				      unsigned long *out_hwirq,
+				      unsigned int *out_type)
+{ return -EINVAL; }
 #endif /* CONFIG_PCI */
 
 /* Include architecture-dependent settings and functions */
@@ -2281,4 +2306,16 @@ static inline bool pci_is_thunderbolt_attached(struct pci_dev *pdev)
 /* provide the legacy pci_dma_* API */
 #include <linux/pci-dma-compat.h>
 
+#define pci_printk(level, pdev, fmt, arg...) \
+	dev_printk(level, &(pdev)->dev, fmt, ##arg)
+
+#define pci_emerg(pdev, fmt, arg...)	dev_emerg(&(pdev)->dev, fmt, ##arg)
+#define pci_alert(pdev, fmt, arg...)	dev_alert(&(pdev)->dev, fmt, ##arg)
+#define pci_crit(pdev, fmt, arg...)	dev_crit(&(pdev)->dev, fmt, ##arg)
+#define pci_err(pdev, fmt, arg...)	dev_err(&(pdev)->dev, fmt, ##arg)
+#define pci_warn(pdev, fmt, arg...)	dev_warn(&(pdev)->dev, fmt, ##arg)
+#define pci_notice(pdev, fmt, arg...)	dev_notice(&(pdev)->dev, fmt, ##arg)
+#define pci_info(pdev, fmt, arg...)	dev_info(&(pdev)->dev, fmt, ##arg)
+#define pci_dbg(pdev, fmt, arg...)	dev_dbg(&(pdev)->dev, fmt, ##arg)
+
 #endif /* LINUX_PCI_H */