77 static void read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_pasid()  argument
89 		fn->max_pasid_log = -1;  in read_pasid()
93 	fn->max_pasid_log = EXTRACT_BITS(val, 8, 12);  in read_pasid()
97 	dev_dbg(&dev->dev, "  Max PASID log = %d\n", fn->max_pasid_log);  in read_pasid()
100 static int read_dvsec_tl(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_dvsec_tl()  argument
113 	fn->dvsec_tl_pos = pos;  in read_dvsec_tl()
117 static int read_dvsec_function(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_dvsec_function()  argument
127 	fn->dvsec_function_pos = pos;  in read_dvsec_function()
132 		fn->max_afu_index = -1;  in read_dvsec_function()
136 	fn->max_afu_index = EXTRACT_BITS(val, 24, 29);  in read_dvsec_function()
140 	dev_dbg(&dev->dev, "  Max AFU index = %d\n", fn->max_afu_index);  in read_dvsec_function()
144 static int read_dvsec_afu_info(struct pci_dev *dev, struct ocxl_fn_config *fn)  in read_dvsec_afu_info()  argument
148 	if (fn->max_afu_index < 0) {  in read_dvsec_afu_info()
149 		fn->dvsec_afu_info_pos = -1;  in read_dvsec_afu_info()
158 	fn->dvsec_afu_info_pos = pos;  in read_dvsec_afu_info()
249 static int validate_function(struct pci_dev *dev, struct ocxl_fn_config *fn)  in validate_function()  argument
251 	if (fn->max_pasid_log == -1 && fn->max_afu_index >= 0) {  in validate_function()
257 	if (fn->max_afu_index > OCXL_MAX_AFU_PER_FUNCTION) {  in validate_function()
260 			fn->max_afu_index, OCXL_MAX_AFU_PER_FUNCTION);  in validate_function()
266 int ocxl_config_read_function(struct pci_dev *dev, struct ocxl_fn_config *fn)  in ocxl_config_read_function()  argument
270 	read_pasid(dev, fn);  in ocxl_config_read_function()
272 	rc = read_dvsec_tl(dev, fn);  in ocxl_config_read_function()
280 	rc = read_dvsec_function(dev, fn);  in ocxl_config_read_function()
287 	rc = read_dvsec_afu_info(dev, fn);  in ocxl_config_read_function()
301 	rc = validate_function(dev, fn);  in ocxl_config_read_function()
306 static int read_afu_info(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_afu_info()  argument
311 	int pos = fn->dvsec_afu_info_pos;  in read_afu_info()
344 static int read_template_version(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_template_version()  argument
351 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_VERSION, &val32);  in read_template_version()
363 				struct ocxl_fn_config *fn, int afu_idx)  in ocxl_config_check_afu_index()  argument
370 			fn->dvsec_afu_info_pos + OCXL_DVSEC_AFU_INFO_AFU_IDX,  in ocxl_config_check_afu_index()
373 	rc = read_template_version(dev, fn, &len, &templ_version);  in ocxl_config_check_afu_index()
404 static int read_afu_name(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_afu_name()  argument
412 		rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_NAME + i, &val);  in read_afu_name()
422 static int read_afu_mmio(struct pci_dev *dev, struct ocxl_fn_config *fn,  in read_afu_mmio()  argument
431 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_GLOBAL, &val);  in read_afu_mmio()
437 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_GLOBAL + 4, &val);  in read_afu_mmio()
442 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_GLOBAL_SZ, &val);  in read_afu_mmio()
450 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_PP, &val);  in read_afu_mmio()
456 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_PP + 4, &val);  in read_afu_mmio()
461 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_MMIO_PP_SZ, &val);  in read_afu_mmio()
547 				    struct ocxl_fn_config *fn,  in read_afu_lpc_memory_info()  argument
572 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_ALL_MEM_SZ, &val32);  in read_afu_lpc_memory_info()
592 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_LPC_MEM_START, &val32);  in read_afu_lpc_memory_info()
598 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_LPC_MEM_START + 4, &val32);  in read_afu_lpc_memory_info()
604 	rc = read_template_version(dev, fn, &templ_len, &templ_version);  in read_afu_lpc_memory_info()
609 		rc = read_afu_info(dev, fn,  in read_afu_lpc_memory_info()
615 		rc = read_afu_info(dev, fn,  in read_afu_lpc_memory_info()
634 int ocxl_config_read_afu(struct pci_dev *dev, struct ocxl_fn_config *fn,  in ocxl_config_read_afu()  argument
647 			fn->dvsec_afu_info_pos + OCXL_DVSEC_AFU_INFO_AFU_IDX,  in ocxl_config_read_afu()
650 	rc = read_afu_name(dev, fn, afu);  in ocxl_config_read_afu()
654 	rc = read_afu_info(dev, fn, OCXL_DVSEC_TEMPL_AFU_VERSION, &val32);  in ocxl_config_read_afu()
663 	rc = read_afu_mmio(dev, fn, afu);  in ocxl_config_read_afu()
667 	rc = read_afu_lpc_memory_info(dev, fn, afu);  in ocxl_config_read_afu()