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path: root/drivers/pci/setup-res.c
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Diffstat (limited to 'drivers/pci/setup-res.c')
-rw-r--r--drivers/pci/setup-res.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index ca14576bf2bf..c6657cdd06f6 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -29,7 +29,7 @@ static void pci_std_update_resource(struct pci_dev *dev, int resno)
u16 cmd;
u32 new, check, mask;
int reg;
- struct resource *res = dev->resource + resno;
+ struct resource *res = pci_resource_n(dev, resno);
const char *res_name = pci_resource_name(dev, resno);
/* Per SR-IOV spec 3.4.1.11, VF BARs are RO zero */
@@ -127,10 +127,8 @@ void pci_update_resource(struct pci_dev *dev, int resno)
{
if (resno <= PCI_ROM_RESOURCE)
pci_std_update_resource(dev, resno);
-#ifdef CONFIG_PCI_IOV
- else if (resno >= PCI_IOV_RESOURCES && resno <= PCI_IOV_RESOURCE_END)
+ else if (pci_resource_is_iov(resno))
pci_iov_update_resource(dev, resno);
-#endif
}
int pci_claim_resource(struct pci_dev *dev, int resource)
@@ -262,7 +260,7 @@ resource_size_t __weak pcibios_align_resource(void *data,
static int __pci_assign_resource(struct pci_bus *bus, struct pci_dev *dev,
int resno, resource_size_t size, resource_size_t align)
{
- struct resource *res = dev->resource + resno;
+ struct resource *res = pci_resource_n(dev, resno);
resource_size_t min;
int ret;
@@ -325,7 +323,7 @@ static int _pci_assign_resource(struct pci_dev *dev, int resno,
int pci_assign_resource(struct pci_dev *dev, int resno)
{
- struct resource *res = dev->resource + resno;
+ struct resource *res = pci_resource_n(dev, resno);
const char *res_name = pci_resource_name(dev, resno);
resource_size_t align, size;
int ret;
@@ -372,7 +370,7 @@ EXPORT_SYMBOL(pci_assign_resource);
int pci_reassign_resource(struct pci_dev *dev, int resno,
resource_size_t addsize, resource_size_t min_align)
{
- struct resource *res = dev->resource + resno;
+ struct resource *res = pci_resource_n(dev, resno);
const char *res_name = pci_resource_name(dev, resno);
unsigned long flags;
resource_size_t new_size;
@@ -389,7 +387,6 @@ int pci_reassign_resource(struct pci_dev *dev, int resno,
return -EINVAL;
}
- /* already aligned with min_align */
new_size = resource_size(res) + addsize;
ret = _pci_assign_resource(dev, resno, new_size, min_align);
if (ret) {
@@ -411,14 +408,14 @@ int pci_reassign_resource(struct pci_dev *dev, int resno,
void pci_release_resource(struct pci_dev *dev, int resno)
{
- struct resource *res = dev->resource + resno;
+ struct resource *res = pci_resource_n(dev, resno);
const char *res_name = pci_resource_name(dev, resno);
- pci_info(dev, "%s %pR: releasing\n", res_name, res);
-
if (!res->parent)
return;
+ pci_info(dev, "%s %pR: releasing\n", res_name, res);
+
release_resource(res);
res->end = resource_size(res) - 1;
res->start = 0;
@@ -428,7 +425,7 @@ EXPORT_SYMBOL(pci_release_resource);
int pci_resize_resource(struct pci_dev *dev, int resno, int size)
{
- struct resource *res = dev->resource + resno;
+ struct resource *res = pci_resource_n(dev, resno);
struct pci_host_bridge *host;
int old, ret;
u32 sizes;
@@ -497,8 +494,7 @@ int pci_enable_resources(struct pci_dev *dev, int mask)
if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM)))
continue;
- if ((i == PCI_ROM_RESOURCE) &&
- (!(r->flags & IORESOURCE_ROM_ENABLE)))
+ if (pci_resource_is_optional(dev, i))
continue;
if (r->flags & IORESOURCE_UNSET) {