pci_add_cap_save_buffer 3103 drivers/pci/pci.c error = pci_add_cap_save_buffer(dev, PCI_CAP_ID_EXP, pci_add_cap_save_buffer 3108 drivers/pci/pci.c error = pci_add_cap_save_buffer(dev, PCI_CAP_ID_PCIX, sizeof(u16)); pci_add_cap_save_buffer 1232 include/linux/pci.h int pci_add_cap_save_buffer(struct pci_dev *dev, char cap, unsigned int size);