summaryrefslogtreecommitdiffstats
path: root/include
diff options
context:
space:
mode:
authorBjorn Helgaas <bhelgaas@google.com>2016-08-01 12:23:44 -0500
committerBjorn Helgaas <bhelgaas@google.com>2016-08-01 12:23:44 -0500
commit3efc7023787f8a6ddc50fa96707614677a568466 (patch)
tree40014e14e68d3b2d66b030ce1f06914ecd6a814e /include
parenta00c74c1664e6de4ad671c7c921a06ef164622c0 (diff)
parentab2b750cad0276cebbb9f765ca5652bd35dcb7af (diff)
downloadlinux-3efc7023787f8a6ddc50fa96707614677a568466.tar.bz2
Merge branch 'pci/resource' into next
* pci/resource: unicore32/PCI: Remove pci=firmware command line parameter handling ARM/PCI: Remove arch-specific pcibios_enable_device() ARM64/PCI: Remove arch-specific pcibios_enable_device() MIPS/PCI: Claim bus resources on PCI_PROBE_ONLY set-ups ARM/PCI: Claim bus resources on PCI_PROBE_ONLY set-ups PCI: generic: Claim bus resources on PCI_PROBE_ONLY set-ups PCI: Add generic pci_bus_claim_resources() alx: Use pci_(request|release)_mem_regions ethernet/intel: Use pci_(request|release)_mem_regions GenWQE: Use pci_(request|release)_mem_regions lpfc: Use pci_(request|release)_mem_regions NVMe: Use pci_(request|release)_mem_regions PCI: Add helpers to request/release memory and I/O regions PCI: Extending pci=resource_alignment to specify device/vendor IDs sparc/PCI: Implement pci_resource_to_user() with pcibios_resource_to_bus() powerpc/pci: Implement pci_resource_to_user() with pcibios_resource_to_bus() microblaze/PCI: Implement pci_resource_to_user() with pcibios_resource_to_bus() PCI: Unify pci_resource_to_user() declarations microblaze/PCI: Remove useless __pci_mmap_set_pgprot() powerpc/pci: Remove __pci_mmap_set_pgprot() PCI: Ignore write combining when mapping I/O port space
Diffstat (limited to 'include')
-rw-r--r--include/linux/pci.h35
1 files changed, 34 insertions, 1 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 5db39dddd96b..13d9c415eb64 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1121,6 +1121,7 @@ int pci_set_vpd_size(struct pci_dev *dev, size_t len);
/* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
resource_size_t pcibios_retrieve_fw_addr(struct pci_dev *dev, int idx);
void pci_bus_assign_resources(const struct pci_bus *bus);
+void pci_bus_claim_resources(struct pci_bus *bus);
void pci_bus_size_bridges(struct pci_bus *bus);
int pci_claim_resource(struct pci_dev *, int);
int pci_claim_bridge_resource(struct pci_dev *bridge, int i);
@@ -1411,6 +1412,34 @@ typedef int (*arch_set_vga_state_t)(struct pci_dev *pdev, bool decode,
unsigned int command_bits, u32 flags);
void pci_register_set_vga_state(arch_set_vga_state_t func);
+static inline int
+pci_request_io_regions(struct pci_dev *pdev, const char *name)
+{
+ return pci_request_selected_regions(pdev,
+ pci_select_bars(pdev, IORESOURCE_IO), name);
+}
+
+static inline void
+pci_release_io_regions(struct pci_dev *pdev)
+{
+ return pci_release_selected_regions(pdev,
+ pci_select_bars(pdev, IORESOURCE_IO));
+}
+
+static inline int
+pci_request_mem_regions(struct pci_dev *pdev, const char *name)
+{
+ return pci_request_selected_regions(pdev,
+ pci_select_bars(pdev, IORESOURCE_MEM), name);
+}
+
+static inline void
+pci_release_mem_regions(struct pci_dev *pdev)
+{
+ return pci_release_selected_regions(pdev,
+ pci_select_bars(pdev, IORESOURCE_MEM));
+}
+
#else /* CONFIG_PCI is not enabled */
static inline void pci_set_flags(int flags) { }
@@ -1563,7 +1592,11 @@ static inline const char *pci_name(const struct pci_dev *pdev)
/* Some archs don't want to expose struct resource to userland as-is
* in sysfs and /proc
*/
-#ifndef HAVE_ARCH_PCI_RESOURCE_TO_USER
+#ifdef HAVE_ARCH_PCI_RESOURCE_TO_USER
+void pci_resource_to_user(const struct pci_dev *dev, int bar,
+ const struct resource *rsrc,
+ resource_size_t *start, resource_size_t *end);
+#else
static inline void pci_resource_to_user(const struct pci_dev *dev, int bar,
const struct resource *rsrc, resource_size_t *start,
resource_size_t *end)