56 static int __init sclp_cmd_sync_early(sclp_cmdw_t cmd, void *sccb)  in sclp_cmd_sync_early()  argument
61 	rc = sclp_service_call(cmd, sccb);  in sclp_cmd_sync_early()
78 	struct read_info_sccb *sccb;  in sclp_read_info_early()  local
82 	sccb = &early_read_info_sccb;  in sclp_read_info_early()
85 			memset(sccb, 0, sizeof(*sccb));  in sclp_read_info_early()
86 			sccb->header.length = sizeof(*sccb);  in sclp_read_info_early()
87 			sccb->header.function_code = 0x80;  in sclp_read_info_early()
88 			sccb->header.control_mask[2] = 0x80;  in sclp_read_info_early()
89 			rc = sclp_cmd_sync_early(commands[i], sccb);  in sclp_read_info_early()
94 		if (sccb->header.response_code == 0x10) {  in sclp_read_info_early()
98 		if (sccb->header.response_code != 0x1f0)  in sclp_read_info_early()
105 	struct read_info_sccb *sccb;  in sclp_facilities_detect()  local
111 	sccb = &early_read_info_sccb;  in sclp_facilities_detect()
112 	sclp_facilities = sccb->facilities;  in sclp_facilities_detect()
113 	sclp_fac84 = sccb->fac84;  in sclp_facilities_detect()
114 	rnmax = sccb->rnmax ? sccb->rnmax : sccb->rnmax2;  in sclp_facilities_detect()
115 	rzm = sccb->rnsize ? sccb->rnsize : sccb->rnsize2;  in sclp_facilities_detect()
135 	struct read_info_sccb *sccb;  in sclp_get_ipl_info()  local
139 	sccb = &early_read_info_sccb;  in sclp_get_ipl_info()
141 	if (sccb->flags & 0x2)  in sclp_get_ipl_info()
143 	memcpy(&info->loadparm, &sccb->loadparm, LOADPARM_LEN);  in sclp_get_ipl_info()
153 static int do_sync_request(sclp_cmdw_t cmd, void *sccb)  in do_sync_request()  argument
163 	request->sccb = sccb;  in do_sync_request()
204 			       struct read_cpu_info_sccb *sccb)  in sclp_fill_cpu_info()  argument
206 	char *page = (char *) sccb;  in sclp_fill_cpu_info()
209 	info->configured = sccb->nr_configured;  in sclp_fill_cpu_info()
210 	info->standby = sccb->nr_standby;  in sclp_fill_cpu_info()
211 	info->combined = sccb->nr_configured + sccb->nr_standby;  in sclp_fill_cpu_info()
213 	memcpy(&info->cpu, page + sccb->offset_configured,  in sclp_fill_cpu_info()
220 	struct read_cpu_info_sccb *sccb;  in sclp_get_cpu_info()  local
224 	sccb = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);  in sclp_get_cpu_info()
225 	if (!sccb)  in sclp_get_cpu_info()
227 	sccb->header.length = sizeof(*sccb);  in sclp_get_cpu_info()
228 	rc = do_sync_request(SCLP_CMDW_READ_CPU_INFO, sccb);  in sclp_get_cpu_info()
231 	if (sccb->header.response_code != 0x0010) {  in sclp_get_cpu_info()
233 			   sccb->header.response_code);  in sclp_get_cpu_info()
237 	sclp_fill_cpu_info(info, sccb);  in sclp_get_cpu_info()
239 	free_page((unsigned long) sccb);  in sclp_get_cpu_info()
249 	struct cpu_configure_sccb *sccb;  in do_cpu_configure()  local
258 	sccb = kzalloc(sizeof(*sccb), GFP_KERNEL | GFP_DMA);  in do_cpu_configure()
259 	if (!sccb)  in do_cpu_configure()
261 	sccb->header.length = sizeof(*sccb);  in do_cpu_configure()
262 	rc = do_sync_request(cmd, sccb);  in do_cpu_configure()
265 	switch (sccb->header.response_code) {  in do_cpu_configure()
272 			   sccb->header.response_code);  in do_cpu_configure()
277 	kfree(sccb);  in do_cpu_configure()
325 	struct assign_storage_sccb *sccb;  in do_assign_storage()  local
328 	sccb = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);  in do_assign_storage()
329 	if (!sccb)  in do_assign_storage()
331 	sccb->header.length = PAGE_SIZE;  in do_assign_storage()
332 	sccb->rn = rn;  in do_assign_storage()
333 	rc = do_sync_request(cmd, sccb);  in do_assign_storage()
336 	switch (sccb->header.response_code) {  in do_assign_storage()
343 			   sccb->header.response_code, rn);  in do_assign_storage()
348 	free_page((unsigned long) sccb);  in do_assign_storage()
372 	struct attach_storage_sccb *sccb;  in sclp_attach_storage()  local
376 	sccb = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);  in sclp_attach_storage()
377 	if (!sccb)  in sclp_attach_storage()
379 	sccb->header.length = PAGE_SIZE;  in sclp_attach_storage()
380 	rc = do_sync_request(0x00080001 | id << 8, sccb);  in sclp_attach_storage()
383 	switch (sccb->header.response_code) {  in sclp_attach_storage()
386 		for (i = 0; i < sccb->assigned; i++)  in sclp_attach_storage()
387 			sclp_unassign_storage(sccb->entries[i] >> 16);  in sclp_attach_storage()
394 	free_page((unsigned long) sccb);  in sclp_attach_storage()
573 	struct read_storage_sccb *sccb;  in sclp_detect_standby_memory()  local
581 	sccb = (void *) __get_free_page(GFP_KERNEL | GFP_DMA);  in sclp_detect_standby_memory()
582 	if (!sccb)  in sclp_detect_standby_memory()
586 		memset(sccb, 0, PAGE_SIZE);  in sclp_detect_standby_memory()
587 		sccb->header.length = PAGE_SIZE;  in sclp_detect_standby_memory()
588 		rc = do_sync_request(0x00040001 | id << 8, sccb);  in sclp_detect_standby_memory()
591 		switch (sccb->header.response_code) {  in sclp_detect_standby_memory()
594 			for (i = 0; i < sccb->assigned; i++) {  in sclp_detect_standby_memory()
595 				if (!sccb->entries[i])  in sclp_detect_standby_memory()
598 				insert_increment(sccb->entries[i] >> 16, 0, 1);  in sclp_detect_standby_memory()
604 			for (i = 0; i < sccb->assigned; i++) {  in sclp_detect_standby_memory()
605 				if (!sccb->entries[i])  in sclp_detect_standby_memory()
608 				insert_increment(sccb->entries[i] >> 16, 1, 1);  in sclp_detect_standby_memory()
616 			sclp_max_storage_id = sccb->max_id;  in sclp_detect_standby_memory()
637 	free_page((unsigned long) sccb);  in sclp_detect_standby_memory()
661 	struct chp_cfg_sccb *sccb;  in do_chp_configure()  local
667 	sccb = (struct chp_cfg_sccb *) get_zeroed_page(GFP_KERNEL | GFP_DMA);  in do_chp_configure()
668 	if (!sccb)  in do_chp_configure()
670 	sccb->header.length = sizeof(*sccb);  in do_chp_configure()
671 	rc = do_sync_request(cmd, sccb);  in do_chp_configure()
674 	switch (sccb->header.response_code) {  in do_chp_configure()
683 			   sccb->header.response_code);  in do_chp_configure()
688 	free_page((unsigned long) sccb);  in do_chp_configure()
736 	struct chp_info_sccb *sccb;  in sclp_chp_read_info()  local
742 	sccb = (struct chp_info_sccb *) get_zeroed_page(GFP_KERNEL | GFP_DMA);  in sclp_chp_read_info()
743 	if (!sccb)  in sclp_chp_read_info()
745 	sccb->header.length = sizeof(*sccb);  in sclp_chp_read_info()
746 	rc = do_sync_request(SCLP_CMDW_READ_CHPATH_INFORMATION, sccb);  in sclp_chp_read_info()
749 	if (sccb->header.response_code != 0x0010) {  in sclp_chp_read_info()
751 			   "(response=0x%04x)\n", sccb->header.response_code);  in sclp_chp_read_info()
755 	memcpy(info->recognized, sccb->recognized, SCLP_CHP_INFO_MASK_SIZE);  in sclp_chp_read_info()
756 	memcpy(info->standby, sccb->standby, SCLP_CHP_INFO_MASK_SIZE);  in sclp_chp_read_info()
757 	memcpy(info->configured, sccb->configured, SCLP_CHP_INFO_MASK_SIZE);  in sclp_chp_read_info()
759 	free_page((unsigned long) sccb);  in sclp_chp_read_info()