5 files changed, 43 insertions, 27 deletions

diff --git a/include/asm-generic/dma-coherent.h b/include/asm-generic/dma-coherent.h
index 2be8a2dbc868..0297e5875798 100644
--- a/include/asm-generic/dma-coherent.h
+++ b/include/asm-generic/dma-coherent.h
@@ -16,16 +16,13 @@ int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
  * Standard interface
  */
 #define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
-extern int
-dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
-                            dma_addr_t device_addr, size_t size, int flags);
+int dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr,
+                                dma_addr_t device_addr, size_t size, int flags);
 
-extern void
-dma_release_declared_memory(struct device *dev);
+void dma_release_declared_memory(struct device *dev);
 
-extern void *
-dma_mark_declared_memory_occupied(struct device *dev,
-                                  dma_addr_t device_addr, size_t size);
+void *dma_mark_declared_memory_occupied(struct device *dev,
+                                        dma_addr_t device_addr, size_t size);
 #else
 #define dma_alloc_from_coherent(dev, size, handle, ret) (0)
 #define dma_release_from_coherent(dev, order, vaddr) (0)
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index fd4aee29ad10..0c3eab1e39ac 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -8,6 +8,12 @@
 #include <linux/dma-direction.h>
 #include <linux/scatterlist.h>
 
+/*
+ * A dma_addr_t can hold any valid DMA or bus address for the platform.
+ * It can be given to a device to use as a DMA source or target.  A CPU cannot
+ * reference a dma_addr_t directly because there may be translation between
+ * its physical address space and the bus address space.
+ */
 struct dma_map_ops {
         void* (*alloc)(struct device *dev, size_t size,
                                 dma_addr_t *dma_handle, gfp_t gfp,
@@ -186,7 +192,7 @@ static inline int dma_get_cache_alignment(void)
 
 #ifndef ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
 static inline int
-dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
+dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr,
                             dma_addr_t device_addr, size_t size, int flags)
 {
         return 0;
@@ -217,13 +223,14 @@ extern void *dmam_alloc_noncoherent(struct device *dev, size_t size,
 extern void dmam_free_noncoherent(struct device *dev, size_t size, void *vaddr,
                                   dma_addr_t dma_handle);
 #ifdef ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
-extern int dmam_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
+extern int dmam_declare_coherent_memory(struct device *dev,
+                                        phys_addr_t phys_addr,
                                         dma_addr_t device_addr, size_t size,
                                         int flags);
 extern void dmam_release_declared_memory(struct device *dev);
 #else /* ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY */
 static inline int dmam_declare_coherent_memory(struct device *dev,
-                                dma_addr_t bus_addr, dma_addr_t device_addr,
+                                phys_addr_t phys_addr, dma_addr_t device_addr,
                                 size_t size, gfp_t gfp)
 {
         return 0;
diff --git a/include/linux/pci.h b/include/linux/pci.h
index aab57b4abe7f..71d9673c1b2c 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -365,6 +365,7 @@ struct pci_dev {
 #endif
         phys_addr_t rom; /* Physical address of ROM if it's not from the BAR */
         size_t romlen; /* Length of ROM if it's not from the BAR */
+        char *driver_override; /* Driver name to force a match */
 };
 
 static inline struct pci_dev *pci_physfn(struct pci_dev *dev)
@@ -477,6 +478,19 @@ static inline bool pci_is_root_bus(struct pci_bus *pbus)
         return !(pbus->parent);
 }
 
+/**
+ * pci_is_bridge - check if the PCI device is a bridge
+ * @dev: PCI device
+ *
+ * Return true if the PCI device is bridge whether it has subordinate
+ * or not.
+ */
+static inline bool pci_is_bridge(struct pci_dev *dev)
+{
+        return dev->hdr_type == PCI_HEADER_TYPE_BRIDGE ||
+                dev->hdr_type == PCI_HEADER_TYPE_CARDBUS;
+}
+
 static inline struct pci_dev *pci_upstream_bridge(struct pci_dev *dev)
 {
         dev = pci_physfn(dev);
@@ -518,7 +532,7 @@ static inline int pcibios_err_to_errno(int err)
         case PCIBIOS_FUNC_NOT_SUPPORTED:
                 return -ENOENT;
         case PCIBIOS_BAD_VENDOR_ID:
-                return -EINVAL;
+                return -ENOTTY;
         case PCIBIOS_DEVICE_NOT_FOUND:
                 return -ENODEV;
         case PCIBIOS_BAD_REGISTER_NUMBER:
@@ -529,7 +543,7 @@ static inline int pcibios_err_to_errno(int err)
                 return -ENOSPC;
         }
 
-        return -ENOTTY;
+        return -ERANGE;
 }
 
 /* Low-level architecture-dependent routines */
@@ -603,6 +617,9 @@ struct pci_error_handlers {
         /* PCI slot has been reset */
         pci_ers_result_t (*slot_reset)(struct pci_dev *dev);
 
+        /* PCI function reset prepare or completed */
+        void (*reset_notify)(struct pci_dev *dev, bool prepare);
+
         /* Device driver may resume normal operations */
         void (*resume)(struct pci_dev *dev);
 };
@@ -680,8 +697,8 @@ struct pci_driver {
 
 /**
  * PCI_VDEVICE - macro used to describe a specific pci device in short form
- * @vendor: the vendor name
- * @device: the 16 bit PCI Device ID
+ * @vend: the vendor name
+ * @dev: the 16 bit PCI Device ID
  *
  * This macro is used to create a struct pci_device_id that matches a
  * specific PCI device.  The subvendor, and subdevice fields will be set
@@ -689,9 +706,9 @@ struct pci_driver {
  * private data.
  */
 
-#define PCI_VDEVICE(vendor, device)             \
-        PCI_VENDOR_ID_##vendor, (device),       \
-        PCI_ANY_ID, PCI_ANY_ID, 0, 0
+#define PCI_VDEVICE(vend, dev) \
+        .vendor = PCI_VENDOR_ID_##vend, .device = (dev), \
+        .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, 0, 0
 
 /* these external functions are only available when PCI support is enabled */
 #ifdef CONFIG_PCI
@@ -764,7 +781,7 @@ int pci_scan_slot(struct pci_bus *bus, int devfn);
 struct pci_dev *pci_scan_single_device(struct pci_bus *bus, int devfn);
 void pci_device_add(struct pci_dev *dev, struct pci_bus *bus);
 unsigned int pci_scan_child_bus(struct pci_bus *bus);
-int __must_check pci_bus_add_device(struct pci_dev *dev);
+void pci_bus_add_device(struct pci_dev *dev);
 void pci_read_bridge_bases(struct pci_bus *child);
 struct resource *pci_find_parent_resource(const struct pci_dev *dev,
                                           struct resource *res);
@@ -1158,7 +1175,6 @@ struct msix_entry {
 
 #ifdef CONFIG_PCI_MSI
 int pci_msi_vec_count(struct pci_dev *dev);
-int pci_enable_msi_block(struct pci_dev *dev, int nvec);
 void pci_msi_shutdown(struct pci_dev *dev);
 void pci_disable_msi(struct pci_dev *dev);
 int pci_msix_vec_count(struct pci_dev *dev);
@@ -1188,8 +1204,6 @@ static inline int pci_enable_msix_exact(struct pci_dev *dev,
 }
 #else
 static inline int pci_msi_vec_count(struct pci_dev *dev) { return -ENOSYS; }
-static inline int pci_enable_msi_block(struct pci_dev *dev, int nvec)
-{ return -ENOSYS; }
 static inline void pci_msi_shutdown(struct pci_dev *dev) { }
 static inline void pci_disable_msi(struct pci_dev *dev) { }
 static inline int pci_msix_vec_count(struct pci_dev *dev) { return -ENOSYS; }
@@ -1244,7 +1258,7 @@ static inline void pcie_set_ecrc_checking(struct pci_dev *dev) { }
 static inline void pcie_ecrc_get_policy(char *str) { }
 #endif
 
-#define pci_enable_msi(pdev)    pci_enable_msi_block(pdev, 1)
+#define pci_enable_msi(pdev)    pci_enable_msi_exact(pdev, 1)
 
 #ifdef CONFIG_HT_IRQ
 /* The functions a driver should call */
@@ -1572,13 +1586,13 @@ extern unsigned long pci_hotplug_io_size;
 extern unsigned long pci_hotplug_mem_size;
 
 /* Architecture-specific versions may override these (weak) */
-int pcibios_add_platform_entries(struct pci_dev *dev);
 void pcibios_disable_device(struct pci_dev *dev);
 void pcibios_set_master(struct pci_dev *dev);
 int pcibios_set_pcie_reset_state(struct pci_dev *dev,
                                  enum pcie_reset_state state);
 int pcibios_add_device(struct pci_dev *dev);
 void pcibios_release_device(struct pci_dev *dev);
+void pcibios_penalize_isa_irq(int irq, int active);
 
 #ifdef CONFIG_HIBERNATE_CALLBACKS
 extern struct dev_pm_ops pcibios_pm_ops;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index d4de24b4d4c6..7fa31731c854 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1631,8 +1631,6 @@
 #define PCI_DEVICE_ID_ATT_VENUS_MODEM   0x480
 
 #define PCI_VENDOR_ID_SPECIALIX         0x11cb
-#define PCI_DEVICE_ID_SPECIALIX_IO8     0x2000
-#define PCI_DEVICE_ID_SPECIALIX_RIO     0x8000
 #define PCI_SUBDEVICE_ID_SPECIALIX_SPEED4 0xa004
 
 #define PCI_VENDOR_ID_ANALOG_DEVICES    0x11d4
@@ -2874,7 +2872,6 @@
 #define PCI_DEVICE_ID_SCALEMP_VSMP_CTL  0x1010
 
 #define PCI_VENDOR_ID_COMPUTONE         0x8e0e
-#define PCI_DEVICE_ID_COMPUTONE_IP2EX   0x0291
 #define PCI_DEVICE_ID_COMPUTONE_PG      0x0302
 #define PCI_SUBVENDOR_ID_COMPUTONE      0x8e0e
 #define PCI_SUBDEVICE_ID_COMPUTONE_PG4  0x0001
diff --git a/include/linux/types.h b/include/linux/types.h
index 4d118ba11349..a0bb7048687f 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -142,6 +142,7 @@ typedef unsigned long blkcnt_t;
 #define pgoff_t unsigned long
 #endif
 
+/* A dma_addr_t can hold any valid DMA or bus address for the platform */
 #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
 typedef u64 dma_addr_t;
 #else