Cross Reference: /drivers/misc/sgi-gru/grukservices.c

Lines Matching refs:cb
262 static int gru_get_cpu_resources(int dsr_bytes, void **cb, void **dsr)
271 	*cb = bs->kernel_cb + lcpu * GRU_HANDLE_STRIDE;
279 static void gru_free_cpu_resources(void *cb, void *dsr)
363  *		cb  - pointer to first CBR
366 void gru_lock_async_resource(unsigned long han,  void **cb, void **dsr)
374 	if (cb)
375 		*cb = bs->kernel_cb + ncpus * GRU_HANDLE_STRIDE;
394 int gru_get_cb_exception_detail(void *cb,
403 	 * Locate kgts for cb. This algorithm is SLOW but
413 		off = cb - kgts->ts_gru->gs_gru_base_vaddr;
419 	cbrnum = thread_cbr_number(kgts, get_cb_number(cb));
420 	cbe = get_cbe(GRUBASE(cb), cbrnum);
432 char *gru_get_cb_exception_detail_str(int ret, void *cb,
435 	struct gru_control_block_status *gen = (void *)cb;
439 		gru_get_cb_exception_detail(cb, &excdet);
441 			"GRU:%d exception: cb %p, opc %d, exopc %d, ecause 0x%x,"
460 static int gru_retry_exception(void *cb)
462 	struct gru_control_block_status *gen = (void *)cb;
469 		if (gru_get_cb_message_queue_substatus(cb))
471 		gru_get_cb_exception_detail(cb, &excdet);
483 int gru_check_status_proc(void *cb)
485 	struct gru_control_block_status *gen = (void *)cb;
490 		ret = gru_retry_exception(cb);
496 int gru_wait_proc(void *cb)
498 	struct gru_control_block_status *gen = (void *)cb;
503 		ret = gru_retry_exception(cb);
508 void gru_abort(int ret, void *cb, char *str)
513 	      gru_get_cb_exception_detail_str(ret, cb, buf, sizeof(buf)));
516 void gru_wait_abort_proc(void *cb)
520 	ret = gru_wait_proc(cb);
522 		gru_abort(ret, cb, "gru_wait_abort");
586 static int send_noop_message(void *cb, struct gru_message_queue_desc *mqd,
598 	gru_mesq(cb, mqd->mq_gpa, gru_get_tri(mhdr), 1, IMA);
599 	ret = gru_wait(cb);
602 		substatus = gru_get_cb_message_queue_substatus(cb);
622 			m = mqd->mq_gpa + (gru_get_amo_value_head(cb) << 6);
623 			gru_vstore(cb, m, gru_get_tri(mesg), XTYPE_CL, 1, 1,
625 			if (gru_wait(cb) == CBS_IDLE)
644 static int send_message_queue_full(void *cb, struct gru_message_queue_desc *mqd,
653 	avalue = gru_get_amo_value(cb);
654 	head = gru_get_amo_value_head(cb);
655 	limit = gru_get_amo_value_limit(cb);
666 	gru_gamir(cb, EOP_IR_CLR, HSTATUS(mqd->mq_gpa, half), XTYPE_DW, IMA);
667 	if (gru_wait(cb) != CBS_IDLE)
669 	if (!gru_get_amo_value(cb)) {
676 		if (send_noop_message(cb, mqd, mesg)) {
677 			gru_gamir(cb, EOP_IR_INC, HSTATUS(mqd->mq_gpa, half),
679 			if (gru_wait(cb) != CBS_IDLE)
688 	gru_gamer(cb, EOP_ERR_CSWAP, mqd->mq_gpa, XTYPE_DW, mqh.val, avalue,
690 	if (gru_wait(cb) != CBS_IDLE)
694 	if (gru_get_amo_value(cb) != avalue) {
696 		gru_gamir(cb, EOP_IR_INC, HSTATUS(mqd->mq_gpa, half), XTYPE_DW,
698 		if (gru_wait(cb) != CBS_IDLE)
713 static int send_message_put_nacked(void *cb, struct gru_message_queue_desc *mqd,
719 	m = mqd->mq_gpa + (gru_get_amo_value_head(cb) << 6);
721 		gru_vset(cb, m, 0, XTYPE_CL, lines, 1, IMA);
722 		if (gru_wait(cb) != CBS_IDLE)
725 	gru_vstore(cb, m, gru_get_tri(mesg), XTYPE_CL, lines, 1, IMA);
726 	if (gru_wait(cb) != CBS_IDLE)
743 	gru_vstore_phys(cb, gpa, gru_get_tri(mesg), IAA_REGISTER, IMA);
744 	ret = gru_wait(cb);
755 static int send_message_failure(void *cb, struct gru_message_queue_desc *mqd,
760 	substatus = gru_get_cb_message_queue_substatus(cb);
772 		ret = send_message_queue_full(cb, mqd, mesg, lines);
780 		ret = send_message_put_nacked(cb, mqd, mesg, lines);
801 	void *cb;
809 	if (gru_get_cpu_resources(bytes, &cb, &dsr))
822 		gru_mesq(cb, mqd->mq_gpa, gru_get_tri(mhdr), clines, IMA);
823 		istatus = gru_wait(cb);
825 			ret = send_message_failure(cb, mqd, dsr, clines);
827 	gru_free_cpu_resources(cb, dsr);
908 	void *cb;
913 	if (gru_get_cpu_resources(GRU_NUM_KERNEL_DSR_BYTES, &cb, &dsr))
916 	gru_vload_phys(cb, gpa, gru_get_tri(dsr), iaa, IMA);
917 	ret = gru_wait(cb);
920 	gru_free_cpu_resources(cb, dsr);
932 	void *cb;
937 	if (gru_get_cpu_resources(GRU_NUM_KERNEL_DSR_BYTES, &cb, &dsr))
939 	gru_bcopy(cb, src_gpa, dest_gpa, gru_get_tri(dsr),
941 	ret = gru_wait(cb);
942 	gru_free_cpu_resources(cb, dsr);
954 	void *cb;
959 	if (gru_get_cpu_resources(GRU_CACHE_LINE_BYTES, &cb, &dsr))
965 	gru_vload(cb, uv_gpa(&word0), gru_get_tri(dsr), XTYPE_DW, 1, 1, IMA);
966 	if (gru_wait(cb) != CBS_IDLE) {
975 	gru_vstore(cb, uv_gpa(&word1), gru_get_tri(dsr), XTYPE_DW, 1, 1, IMA);
976 	if (gru_wait(cb) != CBS_IDLE) {
990 	gru_free_cpu_resources(cb, dsr);
1053 	void *cb0, *cb;
1078 			cb = cb0 + i * GRU_HANDLE_STRIDE;
1079 			istatus = gru_check_status(cb);
1086 			printk(KERN_DEBUG "GRU:%d quicktest2: cb %d, exception\n", smp_processor_id(), i);
1090 			printk(KERN_DEBUG "GRU:%d quicktest2:cb %d,  buf 0x%lx, 0x%lx, 0x%lx, 0x%lx\n",
1095 		gen = cb;