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Subject[RFC v2 3/7] ia64/PCI: Use common struct resource_entry to replace struct iospace_resource
Date
Use common struct resource_entry to replace private
struct iospace_resource.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
---
arch/ia64/include/asm/pci.h | 5 -----
arch/ia64/pci/pci.c | 17 ++++++++---------
2 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h
index 52af5ed9f60b..5c10e0ec48d4 100644
--- a/arch/ia64/include/asm/pci.h
+++ b/arch/ia64/include/asm/pci.h
@@ -83,11 +83,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
#define pci_legacy_read platform_pci_legacy_read
#define pci_legacy_write platform_pci_legacy_write

-struct iospace_resource {
- struct list_head list;
- struct resource res;
-};
-
struct pci_controller {
struct acpi_device *companion;
void *iommu;
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index 23689d4c37ae..4af1b52c7a44 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -154,14 +154,14 @@ new_space (u64 phys_base, int sparse)
static int add_io_space(struct device *dev, struct pci_root_info *info,
struct resource_entry *entry)
{
- struct iospace_resource *iospace;
+ struct resource_entry *iospace;
struct resource *resource, *res = entry->res;
char *name;
unsigned long base, min, max, base_port;
unsigned int sparse = 0, space_nr, len;

len = strlen(info->name) + 32;
- iospace = kzalloc(sizeof(*iospace) + len, GFP_KERNEL);
+ iospace = resource_list_create_entry(NULL, len);
if (!iospace) {
dev_err(dev, "PCI: No memory for %s I/O port space\n",
info->name);
@@ -190,7 +190,7 @@ static int add_io_space(struct device *dev, struct pci_root_info *info,
if (space_nr == 0)
sparse = 1;

- resource = &iospace->res;
+ resource = iospace->res;
resource->name = name;
resource->flags = IORESOURCE_MEM;
resource->start = base + (sparse ? IO_SPACE_SPARSE_ENCODING(min) : min);
@@ -205,12 +205,12 @@ static int add_io_space(struct device *dev, struct pci_root_info *info,
entry->offset = base_port;
res->start = min + base_port;
res->end = max + base_port;
- list_add_tail(&iospace->list, &info->io_resources);
+ resource_list_add_tail(iospace, &info->io_resources);

return 0;

free_resource:
- kfree(iospace);
+ resource_list_free_entry(iospace);
return -ENOSPC;
}

@@ -369,12 +369,11 @@ static void add_resources(struct pci_root_info *info, struct device *dev)
static void __release_pci_root_info(struct pci_root_info *info)
{
struct resource *res;
- struct iospace_resource *iospace, *tmp;
struct resource_entry *entry, *tentry;

- list_for_each_entry_safe(iospace, tmp, &info->io_resources, list) {
- release_resource(&iospace->res);
- kfree(iospace);
+ resource_list_for_each_entry_safe(entry, tentry, &info->io_resources) {
+ release_resource(entry->res);
+ resource_list_destroy_entry(entry);
}

resource_list_for_each_entry_safe(entry, tentry, &info->resources) {
--
1.7.10.4


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