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authorBjorn Helgaas <bhelgaas@google.com>2014-03-20 01:11:19 +0400
committerBjorn Helgaas <bhelgaas@google.com>2014-03-20 01:11:19 +0400
commit30723cbf6f7aec2ab4810bdc4bf12c5749a09e33 (patch)
tree840833435357419595fee44b2a06f9864f1458c9 /include
parent91b4adc983d8e9975bc677c2b8395631edf7b92d (diff)
parentf2e6027b816df3326d3f40d6ce55539a2f381529 (diff)
downloadlinux-30723cbf6f7aec2ab4810bdc4bf12c5749a09e33.tar.xz
Merge branch 'pci/resource' into next
* pci/resource: (26 commits) Revert "[PATCH] Insert GART region into resource map" PCI: Log IDE resource quirk in dmesg PCI: Change pci_bus_alloc_resource() type_mask to unsigned long PCI: Check all IORESOURCE_TYPE_BITS in pci_bus_alloc_from_region() resources: Set type in __request_region() PCI: Don't check resource_size() in pci_bus_alloc_resource() s390/PCI: Use generic pci_enable_resources() tile PCI RC: Use default pcibios_enable_device() sparc/PCI: Use default pcibios_enable_device() (Leon only) sh/PCI: Use default pcibios_enable_device() microblaze/PCI: Use default pcibios_enable_device() alpha/PCI: Use default pcibios_enable_device() PCI: Add "weak" generic pcibios_enable_device() implementation PCI: Don't enable decoding if BAR hasn't been assigned an address PCI: Mark 64-bit resource as IORESOURCE_UNSET if we only support 32-bit PCI: Don't try to claim IORESOURCE_UNSET resources PCI: Check IORESOURCE_UNSET before updating BAR PCI: Don't clear IORESOURCE_UNSET when updating BAR PCI: Mark resources as IORESOURCE_UNSET if we can't assign them PCI: Remove pci_find_parent_resource() use for allocation ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/ioport.h12
-rw-r--r--include/linux/pci.h2
2 files changed, 12 insertions, 2 deletions
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 89b7c24a36e9..5e3a906cc089 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -51,7 +51,7 @@ struct resource {
#define IORESOURCE_EXCLUSIVE 0x08000000 /* Userland may not map this resource */
#define IORESOURCE_DISABLED 0x10000000
-#define IORESOURCE_UNSET 0x20000000
+#define IORESOURCE_UNSET 0x20000000 /* No address assigned yet */
#define IORESOURCE_AUTO 0x40000000
#define IORESOURCE_BUSY 0x80000000 /* Driver has marked this resource busy */
@@ -169,6 +169,16 @@ static inline unsigned long resource_type(const struct resource *res)
{
return res->flags & IORESOURCE_TYPE_BITS;
}
+/* True iff r1 completely contains r2 */
+static inline bool resource_contains(struct resource *r1, struct resource *r2)
+{
+ if (resource_type(r1) != resource_type(r2))
+ return false;
+ if (r1->flags & IORESOURCE_UNSET || r2->flags & IORESOURCE_UNSET)
+ return false;
+ return r1->start <= r2->start && r1->end >= r2->end;
+}
+
/* Convenience shorthand with allocation */
#define request_region(start,n,name) __request_region(&ioport_resource, (start), (n), (name), 0)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index d47b352c2e11..aab57b4abe7f 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1066,7 +1066,7 @@ void pci_bus_remove_resources(struct pci_bus *bus);
int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
struct resource *res, resource_size_t size,
resource_size_t align, resource_size_t min,
- unsigned int type_mask,
+ unsigned long type_mask,
resource_size_t (*alignf)(void *,
const struct resource *,
resource_size_t,