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-rw-r--r--arch/mips/pci/fixup-ath79.c2
-rw-r--r--arch/mips/pci/fixup-lantiq.c9
-rw-r--r--arch/mips/pci/ops-tx4927.c18
3 files changed, 12 insertions, 17 deletions
diff --git a/arch/mips/pci/fixup-ath79.c b/arch/mips/pci/fixup-ath79.c
index 09a4ce53424f..6a6c4f58f7f4 100644
--- a/arch/mips/pci/fixup-ath79.c
+++ b/arch/mips/pci/fixup-ath79.c
@@ -9,7 +9,7 @@
int pcibios_plat_dev_init(struct pci_dev *dev)
{
- return PCIBIOS_SUCCESSFUL;
+ return 0;
}
int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
diff --git a/arch/mips/pci/fixup-lantiq.c b/arch/mips/pci/fixup-lantiq.c
index 13009666204f..8bcc136976dc 100644
--- a/arch/mips/pci/fixup-lantiq.c
+++ b/arch/mips/pci/fixup-lantiq.c
@@ -7,17 +7,8 @@
#include <linux/of_pci.h>
#include <linux/pci.h>
-int (*ltq_pci_plat_arch_init)(struct pci_dev *dev) = NULL;
-int (*ltq_pci_plat_dev_init)(struct pci_dev *dev) = NULL;
-
int pcibios_plat_dev_init(struct pci_dev *dev)
{
- if (ltq_pci_plat_arch_init)
- return ltq_pci_plat_arch_init(dev);
-
- if (ltq_pci_plat_dev_init)
- return ltq_pci_plat_dev_init(dev);
-
return 0;
}
diff --git a/arch/mips/pci/ops-tx4927.c b/arch/mips/pci/ops-tx4927.c
index f7802f100401..37087f4137ee 100644
--- a/arch/mips/pci/ops-tx4927.c
+++ b/arch/mips/pci/ops-tx4927.c
@@ -60,7 +60,7 @@ static int mkaddr(struct pci_bus *bus, unsigned int devfn, int where,
{
if (bus->parent == NULL &&
devfn >= PCI_DEVFN(TX4927_PCIC_MAX_DEVNU, 0))
- return -1;
+ return PCIBIOS_DEVICE_NOT_FOUND;
__raw_writel(((bus->number & 0xff) << 0x10)
| ((devfn & 0xff) << 0x08) | (where & 0xfc)
| (bus->parent ? 1 : 0),
@@ -69,7 +69,7 @@ static int mkaddr(struct pci_bus *bus, unsigned int devfn, int where,
__raw_writel((__raw_readl(&pcicptr->pcistatus) & 0x0000ffff)
| (PCI_STATUS_REC_MASTER_ABORT << 16),
&pcicptr->pcistatus);
- return 0;
+ return PCIBIOS_SUCCESSFUL;
}
static int check_abort(struct tx4927_pcic_reg __iomem *pcicptr)
@@ -140,10 +140,12 @@ static int tx4927_pci_config_read(struct pci_bus *bus, unsigned int devfn,
int where, int size, u32 *val)
{
struct tx4927_pcic_reg __iomem *pcicptr = pci_bus_to_pcicptr(bus);
+ int ret;
- if (mkaddr(bus, devfn, where, pcicptr)) {
- *val = 0xffffffff;
- return -1;
+ ret = mkaddr(bus, devfn, where, pcicptr);
+ if (ret != PCIBIOS_SUCCESSFUL) {
+ PCI_SET_ERROR_RESPONSE(val);
+ return ret;
}
switch (size) {
case 1:
@@ -162,9 +164,11 @@ static int tx4927_pci_config_write(struct pci_bus *bus, unsigned int devfn,
int where, int size, u32 val)
{
struct tx4927_pcic_reg __iomem *pcicptr = pci_bus_to_pcicptr(bus);
+ int ret;
- if (mkaddr(bus, devfn, where, pcicptr))
- return -1;
+ ret = mkaddr(bus, devfn, where, pcicptr);
+ if (ret != PCIBIOS_SUCCESSFUL)
+ return ret;
switch (size) {
case 1:
icd_writeb(val, where & 3, pcicptr);