26 (struct pci_dev *dev, int offset, type value, void *data)	\
28 	return pci_##op##_config_##size(dev, offset, value);	\
41 			   int offset, u32 *value)  in DEFINE_PCI_CONFIG()
51 			ret = field->u.b.read(dev, offset, (u8 *) value,  in DEFINE_PCI_CONFIG()
56 			ret = field->u.w.read(dev, offset, (u16 *) value,  in DEFINE_PCI_CONFIG()
61 			ret = field->u.dw.read(dev, offset, value, entry->data);  in DEFINE_PCI_CONFIG()
69 			    int offset, u32 value)  in conf_space_write()  argument
77 			ret = field->u.b.write(dev, offset, (u8) value,  in conf_space_write()
82 			ret = field->u.w.write(dev, offset, (u16) value,  in conf_space_write()
87 			ret = field->u.dw.write(dev, offset, value,  in conf_space_write()
104 static inline int valid_request(int offset, int size)  in valid_request()  argument
107 	if ((size == 1 || size == 2 || size == 4) && (offset % size) == 0)  in valid_request()
113 			      int offset)  in merge_value()  argument
115 	if (offset >= 0) {  in merge_value()
116 		new_val_mask <<= (offset * 8);  in merge_value()
117 		new_val <<= (offset * 8);  in merge_value()
119 		new_val_mask >>= (offset * -8);  in merge_value()
120 		new_val >>= (offset * -8);  in merge_value()
144 int xen_pcibk_config_read(struct pci_dev *dev, int offset, int size,  in xen_pcibk_config_read()  argument
158 		       pci_name(dev), size, offset);  in xen_pcibk_config_read()
160 	if (!valid_request(offset, size)) {  in xen_pcibk_config_read()
168 		err = pci_read_config_byte(dev, offset, (u8 *) &value);  in xen_pcibk_config_read()
171 		err = pci_read_config_word(dev, offset, (u16 *) &value);  in xen_pcibk_config_read()
174 		err = pci_read_config_dword(dev, offset, &value);  in xen_pcibk_config_read()
181 		req_start = offset;  in xen_pcibk_config_read()
182 		req_end = offset + size;  in xen_pcibk_config_read()
202 		       pci_name(dev), size, offset, value);  in xen_pcibk_config_read()
208 int xen_pcibk_config_write(struct pci_dev *dev, int offset, int size, u32 value)  in xen_pcibk_config_write()  argument
220 		       pci_name(dev), size, offset, value);  in xen_pcibk_config_write()
222 	if (!valid_request(offset, size))  in xen_pcibk_config_write()
228 		req_start = offset;  in xen_pcibk_config_write()
229 		req_end = offset + size;  in xen_pcibk_config_write()
268 				err = pci_write_config_byte(dev, offset,  in xen_pcibk_config_write()
272 				err = pci_write_config_word(dev, offset,  in xen_pcibk_config_write()
276 				err = pci_write_config_dword(dev, offset,  in xen_pcibk_config_write()
289 				 "device obtained from lspci.\n", offset, size);  in xen_pcibk_config_write()