88 static void read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_pasid()  argument
100 		fn->max_pasid_log = -1;  in read_pasid()
104 	fn->max_pasid_log = EXTRACT_BITS(val, 8, 12);  in read_pasid()
108 	dev_dbg(&dev->dev, "  Max PASID log = %d\n", fn->max_pasid_log);  in read_pasid()
111 static int read_dvsec_tl(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_dvsec_tl()  argument
124 	fn->dvsec_tl_pos = pos;  in read_dvsec_tl()
128 static int read_dvsec_function(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_dvsec_function()  argument
138 	fn->dvsec_function_pos = pos;  in read_dvsec_function()
143 		fn->max_afu_index = -1;  in read_dvsec_function()
147 	fn->max_afu_index = EXTRACT_BITS(val, 24, 29);  in read_dvsec_function()
151 	dev_dbg(&dev->dev, "  Max AFU index = %d\n", fn->max_afu_index);  in read_dvsec_function()
155 static int read_dvsec_afu_info(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_dvsec_afu_info()  argument
159 	if (fn->max_afu_index < 0) {  in read_dvsec_afu_info()
160 		fn->dvsec_afu_info_pos = -1;  in read_dvsec_afu_info()
169 	fn->dvsec_afu_info_pos = pos;  in read_dvsec_afu_info()
278 static int validate_function(struct pci_dev *dev, struct ocxl_fn_config *fn)  in validate_function()  argument
280 	if (fn->max_pasid_log == -1 && fn->max_afu_index >= 0) {  in validate_function()
286 	if (fn->max_afu_index > OCXL_MAX_AFU_PER_FUNCTION) {  in validate_function()
289 			fn->max_afu_index, OCXL_MAX_AFU_PER_FUNCTION);  in validate_function()
295 int ocxl_config_read_function(struct pci_dev *dev, struct ocxl_fn_config *fn)  in ocxl_config_read_function()  argument
299 	read_pasid(dev, fn);  in ocxl_config_read_function()
301 	rc = read_dvsec_tl(dev, fn);  in ocxl_config_read_function()
309 	rc = read_dvsec_function(dev, fn);  in ocxl_config_read_function()
316 	rc = read_dvsec_afu_info(dev, fn);  in ocxl_config_read_function()
330 	rc = validate_function(dev, fn);  in ocxl_config_read_function()
335 static int read_afu_info(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_afu_info()  argument
340 	int pos = fn->dvsec_afu_info_pos;  in read_afu_info()
373 static int read_template_version(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_template_version()  argument
380 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_VERSION, &val32);  in read_template_version()
392 				struct ocxl_fn_config *fn, int afu_idx)  in ocxl_config_check_afu_index()  argument
399 			fn->dvsec_afu_info_pos + OCXL_DVSEC_AFU_INFO_AFU_IDX,  in ocxl_config_check_afu_index()
402 	rc = read_template_version(dev, fn, &len, &templ_version);  in ocxl_config_check_afu_index()
433 static int read_afu_name(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_afu_name()  argument
441 		rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_NAME + i, &val);  in read_afu_name()
451 static int read_afu_mmio(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_afu_mmio()  argument
460 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_GLOBAL, &val);  in read_afu_mmio()
466 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_GLOBAL + 4, &val);  in read_afu_mmio()
471 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_GLOBAL_SZ, &val);  in read_afu_mmio()
479 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_PP, &val);  in read_afu_mmio()
485 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_PP + 4, &val);  in read_afu_mmio()
490 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_PP_SZ, &val);  in read_afu_mmio()
576 				    struct ocxl_fn_config *fn,  in read_afu_lpc_memory_info()  argument
601 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_ALL_MEM_SZ, &val32);  in read_afu_lpc_memory_info()
621 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_LPC_MEM_START, &val32);  in read_afu_lpc_memory_info()
627 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_LPC_MEM_START + 4, &val32);  in read_afu_lpc_memory_info()
633 	rc = read_template_version(dev, fn, &templ_len, &templ_version);  in read_afu_lpc_memory_info()
638 		rc = read_afu_info(dev, fn,  in read_afu_lpc_memory_info()
644 		rc = read_afu_info(dev, fn,  in read_afu_lpc_memory_info()
663 int ocxl_config_read_afu(struct pci_dev *dev, struct ocxl_fn_config *fn,  in ocxl_config_read_afu()  argument
676 			fn->dvsec_afu_info_pos + OCXL_DVSEC_AFU_INFO_AFU_IDX,  in ocxl_config_read_afu()
679 	rc = read_afu_name(dev, fn, afu);  in ocxl_config_read_afu()
683 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_AFU_VERSION, &val32);  in ocxl_config_read_afu()
692 	rc = read_afu_mmio(dev, fn, afu);  in ocxl_config_read_afu()
696 	rc = read_afu_lpc_memory_info(dev, fn, afu);  in ocxl_config_read_afu()