sysdev/xive/spapr.c

132 static unsigned int plpar_busy_delay_time(long rc)
136 	if (H_IS_LONG_BUSY(rc)) {
137 		ms = get_longbusy_msecs(rc);
138 	} else if (rc == H_BUSY) {
145 static unsigned int plpar_busy_delay(int rc)
149 	ms = plpar_busy_delay_time(rc);
163 	long rc;
166 		rc = plpar_hcall_norets(H_INT_RESET, flags);
167 	} while (plpar_busy_delay(rc));
169 	if (rc)
170 		pr_err("H_INT_RESET failed %ld\n", rc);
172 	return rc;
183 	long rc;
186 		rc = plpar_hcall(H_INT_GET_SOURCE_INFO, retbuf, flags, lisn);
187 	} while (plpar_busy_delay(rc));
189 	if (rc) {
190 		pr_err("H_INT_GET_SOURCE_INFO lisn=0x%lx failed %ld\n", lisn, rc);
191 		return rc;
214 	long rc;
222 		rc = plpar_hcall_norets(H_INT_SET_SOURCE_CONFIG, flags, lisn,
224 	} while (plpar_busy_delay(rc));
226 	if (rc) {
228 		       lisn, target, prio, rc);
229 		return rc;
242 	long rc;
247 		rc = plpar_hcall(H_INT_GET_SOURCE_CONFIG, retbuf, flags, lisn,
249 	} while (plpar_busy_delay(rc));
251 	if (rc) {
253 		       lisn, rc);
254 		return rc;
274 	long rc;
277 		rc = plpar_hcall(H_INT_GET_QUEUE_INFO, retbuf, flags, target,
279 	} while (plpar_busy_delay(rc));
281 	if (rc) {
283 		       target, priority, rc);
284 		return rc;
304 	long rc;
310 		rc = plpar_hcall_norets(H_INT_SET_QUEUE_CONFIG, flags, target,
312 	} while (plpar_busy_delay(rc));
314 	if (rc) {
316 		       target, priority, qpage, rc);
317 		return  rc;
325 	long rc;
328 		rc = plpar_hcall_norets(H_INT_SYNC, flags, lisn);
329 	} while (plpar_busy_delay(rc));
331 	if (rc) {
332 		pr_err("H_INT_SYNC lisn=0x%lx returned %ld\n", lisn, rc);
333 		return  rc;
348 	long rc;
354 		rc = plpar_hcall(H_INT_ESB, retbuf, flags, lisn, offset,
356 	} while (plpar_busy_delay(rc));
358 	if (rc) {
360 		       lisn, offset, rc);
361 		return  rc;
372 	long rc;
374 	rc = plpar_int_esb(write ? XIVE_ESB_FLAG_STORE : 0,
376 	if (rc)
389 	long rc;
397 	rc = plpar_int_get_source_info(0, hw_irq, &flags, &eoi_page, &trig_page,
399 	if (rc)
451 	long rc;
453 	rc = plpar_int_set_source_config(XIVE_SRC_SET_EISN, hw_irq, target,
456 	return rc == 0 ? 0 : -ENXIO;
462 	long rc;
467 	rc = plpar_int_get_source_config(0, hw_irq, &h_target, &h_prio,
474 	return rc == 0 ? 0 : -ENXIO;
481 	s64 rc = 0;
500 	rc = plpar_int_get_queue_info(0, target, prio, &esn_page, &esn_size);
501 	if (rc) {
502 		pr_err("Error %lld getting queue info CPU %d prio %d\n", rc,
504 		rc = -EIO;
515 	rc = plpar_int_set_queue_config(flags, target, prio, qpage_phys, order);
516 	if (rc) {
517 		pr_err("Error %lld setting queue for CPU %d prio %d\n", rc,
519 		rc = -EIO;
527 	return rc;
549 	long rc;
552 	rc = plpar_int_set_queue_config(0, hw_cpu, prio, 0, 0);
553 	if (rc)
554 		pr_err("Error %ld setting queue for CPU %d prio %d\n", rc,