diff options
Diffstat (limited to 'drivers/pci/pci_compat.c')
-rw-r--r-- | drivers/pci/pci_compat.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/pci/pci_compat.c b/drivers/pci/pci_compat.c new file mode 100644 index 0000000..d6938c1 --- /dev/null +++ b/drivers/pci/pci_compat.c @@ -0,0 +1,43 @@ +/* + * Compatibility functions for pre-driver-model code + * + * Copyright (C) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#define DEBUG +#include <common.h> +#include <dm.h> +#include <errno.h> +#include <malloc.h> +#include <pci.h> +#include <dm/device-internal.h> +#include <dm/lists.h> + +#define PCI_HOSE_OP(rw, name, size, type) \ +int pci_hose_##rw##_config_##name(struct pci_controller *hose, \ + pci_dev_t dev, \ + int offset, type value) \ +{ \ + return pci_##rw##_config##size(dev, offset, value); \ +} + +PCI_HOSE_OP(read, byte, 8, u8 *) +PCI_HOSE_OP(read, word, 16, u16 *) +PCI_HOSE_OP(read, dword, 32, u32 *) +PCI_HOSE_OP(write, byte, 8, u8) +PCI_HOSE_OP(write, word, 16, u16) +PCI_HOSE_OP(write, dword, 32, u32) + +pci_dev_t pci_find_devices(struct pci_device_id *ids, int index) +{ + struct pci_child_platdata *pplat; + struct udevice *bus, *dev; + + if (pci_find_device_id(ids, index, &dev)) + return -1; + bus = dev->parent; + pplat = dev_get_parent_platdata(dev); + + return PCI_ADD_BUS(bus->seq, pplat->devfn); +} |