123 	struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds);  in cxl_pci_mbox_irq()  local
131 		mutex_lock(&mds->mbox_mutex);  in cxl_pci_mbox_irq()
132 		if (mds->security.sanitize_node)  in cxl_pci_mbox_irq()
133 			mod_delayed_work(system_wq, &mds->security.poll_dwork, 0);  in cxl_pci_mbox_irq()
134 		mutex_unlock(&mds->mbox_mutex);  in cxl_pci_mbox_irq()
137 		rcuwait_wake_up(&mds->mbox_wait);  in cxl_pci_mbox_irq()
148 	struct cxl_memdev_state *mds =  in cxl_mbox_sanitize_work()  local
149 		container_of(work, typeof(*mds), security.poll_dwork.work);  in cxl_mbox_sanitize_work()
150 	struct cxl_dev_state *cxlds = &mds->cxlds;  in cxl_mbox_sanitize_work()
152 	mutex_lock(&mds->mbox_mutex);  in cxl_mbox_sanitize_work()
154 		mds->security.poll_tmo_secs = 0;  in cxl_mbox_sanitize_work()
155 		if (mds->security.sanitize_node)  in cxl_mbox_sanitize_work()
156 			sysfs_notify_dirent(mds->security.sanitize_node);  in cxl_mbox_sanitize_work()
157 		mds->security.sanitize_active = false;  in cxl_mbox_sanitize_work()
161 		int timeout = mds->security.poll_tmo_secs + 10;  in cxl_mbox_sanitize_work()
163 		mds->security.poll_tmo_secs = min(15 * 60, timeout);  in cxl_mbox_sanitize_work()
164 		schedule_delayed_work(&mds->security.poll_dwork, timeout * HZ);  in cxl_mbox_sanitize_work()
166 	mutex_unlock(&mds->mbox_mutex);  in cxl_mbox_sanitize_work()
191 static int __cxl_pci_mbox_send_cmd(struct cxl_memdev_state *mds,  in __cxl_pci_mbox_send_cmd()  argument
194 	struct cxl_dev_state *cxlds = &mds->cxlds;  in __cxl_pci_mbox_send_cmd()
201 	lockdep_assert_held(&mds->mbox_mutex);  in __cxl_pci_mbox_send_cmd()
235 	if (mds->security.poll_tmo_secs > 0) {  in __cxl_pci_mbox_send_cmd()
296 			if (mds->security.sanitize_active)  in __cxl_pci_mbox_send_cmd()
301 			mds->security.poll_tmo_secs = timeout;  in __cxl_pci_mbox_send_cmd()
302 			mds->security.sanitize_active = true;  in __cxl_pci_mbox_send_cmd()
303 			schedule_delayed_work(&mds->security.poll_dwork,  in __cxl_pci_mbox_send_cmd()
314 			if (rcuwait_wait_event_timeout(&mds->mbox_wait,  in __cxl_pci_mbox_send_cmd()
359 		n = min3(mbox_cmd->size_out, mds->payload_size, out_len);  in __cxl_pci_mbox_send_cmd()
369 static int cxl_pci_mbox_send(struct cxl_memdev_state *mds,  in cxl_pci_mbox_send()  argument
374 	mutex_lock_io(&mds->mbox_mutex);  in cxl_pci_mbox_send()
375 	rc = __cxl_pci_mbox_send_cmd(mds, cmd);  in cxl_pci_mbox_send()
376 	mutex_unlock(&mds->mbox_mutex);  in cxl_pci_mbox_send()
381 static int cxl_pci_setup_mailbox(struct cxl_memdev_state *mds)  in cxl_pci_setup_mailbox()  argument
383 	struct cxl_dev_state *cxlds = &mds->cxlds;  in cxl_pci_setup_mailbox()
416 	mds->mbox_send = cxl_pci_mbox_send;  in cxl_pci_setup_mailbox()
417 	mds->payload_size =  in cxl_pci_setup_mailbox()
427 	mds->payload_size = min_t(size_t, mds->payload_size, SZ_1M);  in cxl_pci_setup_mailbox()
428 	if (mds->payload_size < 256) {  in cxl_pci_setup_mailbox()
430 			mds->payload_size);  in cxl_pci_setup_mailbox()
434 	dev_dbg(dev, "Mailbox payload sized %zu", mds->payload_size);  in cxl_pci_setup_mailbox()
436 	rcuwait_init(&mds->mbox_wait);  in cxl_pci_setup_mailbox()
437 	INIT_DELAYED_WORK(&mds->security.poll_dwork, cxl_mbox_sanitize_work);  in cxl_pci_setup_mailbox()
575 static int cxl_mem_alloc_event_buf(struct cxl_memdev_state *mds)  in cxl_mem_alloc_event_buf()  argument
579 	buf = kvmalloc(mds->payload_size, GFP_KERNEL);  in cxl_mem_alloc_event_buf()
582 	mds->event.buf = buf;  in cxl_mem_alloc_event_buf()
584 	return devm_add_action_or_reset(mds->cxlds.dev, free_event_buf, buf);  in cxl_mem_alloc_event_buf()
613 	struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlds);  in cxl_event_thread()  local
626 		cxl_mem_get_event_records(mds, status);  in cxl_event_thread()
649 static int cxl_event_get_int_policy(struct cxl_memdev_state *mds,  in cxl_event_get_int_policy()  argument
659 	rc = cxl_internal_send_cmd(mds, &mbox_cmd);  in cxl_event_get_int_policy()
661 		dev_err(mds->cxlds.dev,  in cxl_event_get_int_policy()
667 static int cxl_event_config_msgnums(struct cxl_memdev_state *mds,  in cxl_event_config_msgnums()  argument
686 	rc = cxl_internal_send_cmd(mds, &mbox_cmd);  in cxl_event_config_msgnums()
688 		dev_err(mds->cxlds.dev, "Failed to set event interrupt policy : %d",  in cxl_event_config_msgnums()
694 	return cxl_event_get_int_policy(mds, policy);  in cxl_event_config_msgnums()
697 static int cxl_event_irqsetup(struct cxl_memdev_state *mds)  in cxl_event_irqsetup()  argument
699 	struct cxl_dev_state *cxlds = &mds->cxlds;  in cxl_event_irqsetup()
703 	rc = cxl_event_config_msgnums(mds, &policy);  in cxl_event_irqsetup()
742 			    struct cxl_memdev_state *mds)  in cxl_event_config()  argument
754 	rc = cxl_mem_alloc_event_buf(mds);  in cxl_event_config()
758 	rc = cxl_event_get_int_policy(mds, &policy);  in cxl_event_config()
766 		dev_err(mds->cxlds.dev,  in cxl_event_config()
771 	rc = cxl_event_irqsetup(mds);  in cxl_event_config()
775 	cxl_mem_get_event_records(mds, CXLDEV_EVENT_STATUS_ALL);  in cxl_event_config()
783 	struct cxl_memdev_state *mds;  in cxl_pci_probe()  local
801 	mds = cxl_memdev_state_create(&pdev->dev);  in cxl_pci_probe()
802 	if (IS_ERR(mds))  in cxl_pci_probe()
803 		return PTR_ERR(mds);  in cxl_pci_probe()
804 	cxlds = &mds->cxlds;  in cxl_pci_probe()
851 	rc = cxl_pci_setup_mailbox(mds);  in cxl_pci_probe()
855 	rc = cxl_enumerate_cmds(mds);  in cxl_pci_probe()
859 	rc = cxl_set_timestamp(mds);  in cxl_pci_probe()
863 	rc = cxl_poison_state_init(mds);  in cxl_pci_probe()
867 	rc = cxl_dev_state_identify(mds);  in cxl_pci_probe()
871 	rc = cxl_mem_create_range_info(mds);  in cxl_pci_probe()
879 	rc = devm_cxl_setup_fw_upload(&pdev->dev, mds);  in cxl_pci_probe()
910 	rc = cxl_event_config(host_bridge, mds);  in cxl_pci_probe()