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Subject[PATCH 09/21] PCI: Move pdev_sort_resources() to setup-bus.c
Date
So we could move definition of struct resource_list to setup_bus.c

later could convert resource_list to regular list.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
drivers/pci/setup-bus.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
drivers/pci/setup-res.c | 47 -----------------------------------------------
include/linux/pci.h | 1 -
3 files changed, 46 insertions(+), 48 deletions(-)
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index c79ce4e..f233d12 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -137,6 +137,52 @@ static resource_size_t get_res_add_size(struct resource_list_x *realloc_head,
return 0;
}

+/* Sort resources by alignment */
+static void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
+{
+ int i;
+
+ for (i = 0; i < PCI_NUM_RESOURCES; i++) {
+ struct resource *r;
+ struct resource_list *list, *tmp;
+ resource_size_t r_align;
+
+ r = &dev->resource[i];
+
+ if (r->flags & IORESOURCE_PCI_FIXED)
+ continue;
+
+ if (!(r->flags) || r->parent)
+ continue;
+
+ r_align = pci_resource_alignment(dev, r);
+ if (!r_align) {
+ dev_warn(&dev->dev, "BAR %d: %pR has bogus alignment\n",
+ i, r);
+ continue;
+ }
+ for (list = head; ; list = list->next) {
+ resource_size_t align = 0;
+ struct resource_list *ln = list->next;
+
+ if (ln)
+ align = pci_resource_alignment(ln->dev, ln->res);
+
+ if (r_align > align) {
+ tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
+ if (!tmp)
+ panic("pdev_sort_resources(): "
+ "kmalloc() failed!\n");
+ tmp->next = ln;
+ tmp->res = r;
+ tmp->dev = dev;
+ list->next = tmp;
+ break;
+ }
+ }
+ }
+}
+
static void __dev_sort_resources(struct pci_dev *dev,
struct resource_list *head)
{
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 8b25f9c..4b1f376 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -280,53 +280,6 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
return ret;
}

-
-/* Sort resources by alignment */
-void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
-{
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- struct resource *r;
- struct resource_list *list, *tmp;
- resource_size_t r_align;
-
- r = &dev->resource[i];
-
- if (r->flags & IORESOURCE_PCI_FIXED)
- continue;
-
- if (!(r->flags) || r->parent)
- continue;
-
- r_align = pci_resource_alignment(dev, r);
- if (!r_align) {
- dev_warn(&dev->dev, "BAR %d: %pR has bogus alignment\n",
- i, r);
- continue;
- }
- for (list = head; ; list = list->next) {
- resource_size_t align = 0;
- struct resource_list *ln = list->next;
-
- if (ln)
- align = pci_resource_alignment(ln->dev, ln->res);
-
- if (r_align > align) {
- tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
- if (!tmp)
- panic("pdev_sort_resources(): "
- "kmalloc() failed!\n");
- tmp->next = ln;
- tmp->res = r;
- tmp->dev = dev;
- list->next = tmp;
- break;
- }
- }
- }
-}
-
int pci_enable_resources(struct pci_dev *dev, int mask)
{
u16 cmd, old_cmd;
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 841ba6f..aa1d0d9 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -895,7 +895,6 @@ int pci_claim_resource(struct pci_dev *, int);
void pci_assign_unassigned_resources(void);
void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge);
void pdev_enable_device(struct pci_dev *);
-void pdev_sort_resources(struct pci_dev *, struct resource_list *);
int pci_enable_resources(struct pci_dev *, int mask);
void pci_fixup_irqs(u8 (*)(struct pci_dev *, u8 *),
int (*)(const struct pci_dev *, u8, u8));
--
1.7.7


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