unsigned int data = 0;
int err;
- if (bus == 0)
+ if (bus == NULL)
return -1;
err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data);
unsigned int data = 0;
int err;
- if (bus == 0)
+ if (bus == NULL)
return -1;
if (where & 0x01)
read_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 * val)
{
int err;
- if (bus == 0)
+ if (bus == NULL)
return -1;
if (where & 0x03)
unsigned int data = (unsigned int)val;
int err;
- if (bus == 0)
+ if (bus == NULL)
return -1;
switch (where & 0x03) {
break;
}
- err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data);
+ err = config_access(PCI_CMD_CONFIG_WRITE, bus, devfn, where, ~(1 << (where & 3)), &data);
return err;
}
unsigned int data = (unsigned int)val;
int err;
- if (bus == 0)
+ if (bus == NULL)
return -1;
if (where & 0x01)
write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 val)
{
int err;
- if (bus == 0)
+ if (bus == NULL)
return -1;
if (where & 0x03)