dma/idxd/init.c

82 	int rc = 0;
91 	rc = pci_alloc_irq_vectors(pdev, msixcnt, msixcnt, PCI_IRQ_MSIX);
92 	if (rc != msixcnt) {
93 		dev_err(dev, "Failed enabling %d MSIX entries: %d\n", msixcnt, rc);
101 	rc = request_threaded_irq(ie->vector, NULL, idxd_misc_thread, 0, "idxd-misc", ie);
102 	if (rc < 0) {
128 	return rc;
152 	int i, rc;
168 			rc = -ENOMEM;
180 		rc = dev_set_name(conf_dev, "wq%d.%d", idxd->id, wq->id);
181 		if (rc < 0) {
196 			rc = -ENOMEM;
204 				rc = -ENOMEM;
222 	return rc;
230 	int i, rc;
240 			rc = -ENOMEM;
252 		rc = dev_set_name(conf_dev, "engine%d.%d", idxd->id, engine->id);
253 		if (rc < 0) {
269 	return rc;
277 	int i, rc;
287 			rc = -ENOMEM;
299 		rc = dev_set_name(conf_dev, "group%d.%d", idxd->id, group->id);
300 		if (rc < 0) {
327 	return rc;
382 	int rc, i;
386 	rc = idxd_setup_wqs(idxd);
387 	if (rc < 0)
390 	rc = idxd_setup_engines(idxd);
391 	if (rc < 0)
394 	rc = idxd_setup_groups(idxd);
395 	if (rc < 0)
400 		rc = -ENOMEM;
404 	rc = idxd_init_evl(idxd);
405 	if (rc < 0)
422 	return rc;
525 	int rc;
549 	rc = dev_set_name(conf_dev, "%s%d", idxd->data->name_prefix, idxd->id);
550 	if (rc < 0) {
643 	int rc;
646 	rc = idxd_device_init_reset(idxd);
647 	if (rc < 0)
648 		return rc;
658 			rc = idxd_enable_system_pasid(idxd);
659 			if (rc)
660 				dev_warn(dev, "No in-kernel DMA with PASID. %d\n", rc);
671 	rc = idxd_setup_internals(idxd);
672 	if (rc)
678 		rc = idxd_device_load_config(idxd);
679 		if (rc < 0)
683 	rc = idxd_setup_interrupts(idxd);
684 	if (rc)
689 	rc = perfmon_pmu_init(idxd);
690 	if (rc < 0)
691 		dev_warn(dev, "Failed to initialize perfmon. No PMU support: %d\n", rc);
703 	return rc;
722 	int rc;
724 	rc = pci_enable_device(pdev);
725 	if (rc)
726 		return rc;
731 		rc = -ENOMEM;
738 		rc = -ENOMEM;
743 	rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
744 	if (rc)
752 	rc = idxd_probe(idxd);
753 	if (rc) {
759 		rc = data->load_device_defaults(idxd);
760 		if (rc)
764 	rc = idxd_register_devices(idxd);
765 	if (rc) {
770 	rc = idxd_device_init_debugfs(idxd);
771 	if (rc)
787 	return rc;
806 	int rc;
808 	rc = idxd_device_disable(idxd);
809 	if (rc)