From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/arch/x86/include/asm/pci.h | 54 +++++++++++++++++-------------------------------------
1 files changed, 17 insertions(+), 37 deletions(-)
diff --git a/kernel/arch/x86/include/asm/pci.h b/kernel/arch/x86/include/asm/pci.h
index 6629636..d2c76c8 100644
--- a/kernel/arch/x86/include/asm/pci.h
+++ b/kernel/arch/x86/include/asm/pci.h
@@ -7,11 +7,10 @@
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/scatterlist.h>
+#include <linux/numa.h>
#include <asm/io.h>
-#include <asm/pat.h>
+#include <asm/memtype.h>
#include <asm/x86_init.h>
-
-#ifdef __KERNEL__
struct pci_sysdata {
int domain; /* PCI domain */
@@ -26,7 +25,7 @@
void *fwnode; /* IRQ domain for MSI assignment */
#endif
#if IS_ENABLED(CONFIG_VMD)
- bool vmd_domain; /* True if in Intel VMD domain */
+ struct pci_dev *vmd_dev; /* VMD Device if in Intel VMD domain */
#endif
};
@@ -34,14 +33,17 @@
extern int noioapicquirk;
extern int noioapicreroute;
+static inline struct pci_sysdata *to_pci_sysdata(const struct pci_bus *bus)
+{
+ return bus->sysdata;
+}
+
#ifdef CONFIG_PCI
#ifdef CONFIG_PCI_DOMAINS
static inline int pci_domain_nr(struct pci_bus *bus)
{
- struct pci_sysdata *sd = bus->sysdata;
-
- return sd->domain;
+ return to_pci_sysdata(bus)->domain;
}
static inline int pci_proc_domain(struct pci_bus *bus)
@@ -53,24 +55,20 @@
#ifdef CONFIG_PCI_MSI_IRQ_DOMAIN
static inline void *_pci_root_bus_fwnode(struct pci_bus *bus)
{
- struct pci_sysdata *sd = bus->sysdata;
-
- return sd->fwnode;
+ return to_pci_sysdata(bus)->fwnode;
}
#define pci_root_bus_fwnode _pci_root_bus_fwnode
#endif
+#if IS_ENABLED(CONFIG_VMD)
static inline bool is_vmd(struct pci_bus *bus)
{
-#if IS_ENABLED(CONFIG_VMD)
- struct pci_sysdata *sd = bus->sysdata;
-
- return sd->vmd_domain;
-#else
- return false;
-#endif
+ return to_pci_sysdata(bus)->vmd_dev != NULL;
}
+#else
+#define is_vmd(bus) false
+#endif /* CONFIG_VMD */
/* Can be used to override the logic in pci_scan_bus for skipping
already-configured bus numbers - to be used for buggy BIOSes
@@ -107,22 +105,6 @@
extern void pci_iommu_alloc(void);
-#ifdef CONFIG_PCI_MSI
-/* implemented in arch/x86/kernel/apic/io_apic. */
-struct msi_desc;
-int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type);
-void native_teardown_msi_irq(unsigned int irq);
-void native_restore_msi_irqs(struct pci_dev *dev);
-#else
-#define native_setup_msi_irqs NULL
-#define native_teardown_msi_irq NULL
-#endif
-#endif /* __KERNEL__ */
-
-#ifdef CONFIG_X86_64
-#include <asm/pci_64.h>
-#endif
-
/* generic pci stuff */
#include <asm-generic/pci.h>
@@ -130,9 +112,7 @@
/* Returns the node based on pci bus */
static inline int __pcibus_to_node(const struct pci_bus *bus)
{
- const struct pci_sysdata *sd = bus->sysdata;
-
- return sd->node;
+ return to_pci_sysdata(bus)->node;
}
static inline const struct cpumask *
@@ -141,7 +121,7 @@
int node;
node = __pcibus_to_node(bus);
- return (node == -1) ? cpu_online_mask :
+ return (node == NUMA_NO_NODE) ? cpu_online_mask :
cpumask_of_node(node);
}
#endif
--
Gitblit v1.6.2