31 	struct cxl_afu *afu;  in cxl_pci_enable_device_hook()  local
35 	afu = (struct cxl_afu *)phb->private_data;  in cxl_pci_enable_device_hook()
37 	if (!cxl_ops->link_ok(afu->adapter, afu)) {  in cxl_pci_enable_device_hook()
53 	return (cxl_ops->afu_check_and_enable(afu) == 0);  in cxl_pci_enable_device_hook()
93 static void cxl_afu_configured_put(struct cxl_afu *afu)  in cxl_afu_configured_put()  argument
95 	atomic_dec_if_positive(&afu->configured_state);  in cxl_afu_configured_put()
98 static bool cxl_afu_configured_get(struct cxl_afu *afu)  in cxl_afu_configured_get()  argument
100 	return atomic_inc_unless_negative(&afu->configured_state);  in cxl_afu_configured_get()
104 				       struct cxl_afu *afu, int *_record)  in cxl_pcie_config_info()  argument
109 	if (record > afu->crs_num)  in cxl_pcie_config_info()
120 	struct cxl_afu *afu;  in cxl_pcie_read_config()  local
125 	afu = pci_bus_to_afu(bus);  in cxl_pcie_read_config()
127 	if (afu == NULL || !cxl_afu_configured_get(afu))  in cxl_pcie_read_config()
130 	rc = cxl_pcie_config_info(bus, devfn, afu, &record);  in cxl_pcie_read_config()
136 		rc = cxl_ops->afu_cr_read8(afu, record, offset,	&val8);  in cxl_pcie_read_config()
140 		rc = cxl_ops->afu_cr_read16(afu, record, offset, &val16);  in cxl_pcie_read_config()
144 		rc = cxl_ops->afu_cr_read32(afu, record, offset, &val32);  in cxl_pcie_read_config()
152 	cxl_afu_configured_put(afu);  in cxl_pcie_read_config()
160 	struct cxl_afu *afu;  in cxl_pcie_write_config()  local
162 	afu = pci_bus_to_afu(bus);  in cxl_pcie_write_config()
164 	if (afu == NULL || !cxl_afu_configured_get(afu))  in cxl_pcie_write_config()
167 	rc = cxl_pcie_config_info(bus, devfn, afu, &record);  in cxl_pcie_write_config()
173 		rc = cxl_ops->afu_cr_write8(afu, record, offset, val & 0xff);  in cxl_pcie_write_config()
176 		rc = cxl_ops->afu_cr_write16(afu, record, offset, val & 0xffff);  in cxl_pcie_write_config()
179 		rc = cxl_ops->afu_cr_write32(afu, record, offset, val);  in cxl_pcie_write_config()
186 	cxl_afu_configured_put(afu);  in cxl_pcie_write_config()
209 int cxl_pci_vphb_add(struct cxl_afu *afu)  in cxl_pci_vphb_add()  argument
223 	if (!afu->crs_num)  in cxl_pci_vphb_add()
233 	parent = afu->adapter->dev.parent;  in cxl_pci_vphb_add()
248 	phb->private_data = afu;  in cxl_pci_vphb_add()
270 	afu->phb = phb;  in cxl_pci_vphb_add()
275 void cxl_pci_vphb_remove(struct cxl_afu *afu)  in cxl_pci_vphb_remove()  argument
280 	if (!afu || !afu->phb)  in cxl_pci_vphb_remove()
283 	phb = afu->phb;  in cxl_pci_vphb_remove()
284 	afu->phb = NULL;  in cxl_pci_vphb_remove()