static int slimpro_mbox_remove(struct platform_device *pdev) { struct slimpro_mbox *smb = platform_get_drvdata(pdev); mbox_controller_unregister(&smb->mb_ctrl); return 0; }
static int sti_mbox_remove(struct platform_device *pdev) { struct sti_mbox_device *mdev = platform_get_drvdata(pdev); mbox_controller_unregister(mdev->mbox); return 0; }
static int altera_mbox_remove(struct platform_device *pdev) { struct altera_mbox *mbox = platform_get_drvdata(pdev); if (!mbox) return -EINVAL; mbox_controller_unregister(&mbox->controller); return 0; }
static int stm32_ipcc_remove(struct platform_device *pdev) { struct stm32_ipcc *ipcc = platform_get_drvdata(pdev); mbox_controller_unregister(&ipcc->controller); if (ipcc->wkp) dev_pm_clear_wake_irq(&pdev->dev); device_init_wakeup(&pdev->dev, false); return 0; }
static int sti_mbox_probe(struct platform_device *pdev) { const struct of_device_id *match; struct mbox_controller *mbox; struct sti_mbox_device *mdev; struct device_node *np = pdev->dev.of_node; struct mbox_chan *chans; struct resource *res; int irq; int ret; match = of_match_device(sti_mailbox_match, &pdev->dev); if (!match) { dev_err(&pdev->dev, "No configuration found\n"); return -ENODEV; } pdev->dev.platform_data = (struct sti_mbox_pdata *) match->data; mdev = devm_kzalloc(&pdev->dev, sizeof(*mdev), GFP_KERNEL); if (!mdev) return -ENOMEM; platform_set_drvdata(pdev, mdev); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); mdev->base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(mdev->base)) return PTR_ERR(mdev->base); ret = of_property_read_string(np, "mbox-name", &mdev->name); if (ret) mdev->name = np->full_name; mbox = devm_kzalloc(&pdev->dev, sizeof(*mbox), GFP_KERNEL); if (!mbox) return -ENOMEM; chans = devm_kzalloc(&pdev->dev, sizeof(*chans) * STI_MBOX_CHAN_MAX, GFP_KERNEL); if (!chans) return -ENOMEM; mdev->dev = &pdev->dev; mdev->mbox = mbox; spin_lock_init(&mdev->lock); /* STi Mailbox does not have a Tx-Done or Tx-Ready IRQ */ mbox->txdone_irq = false; mbox->txdone_poll = true; mbox->txpoll_period = 100; mbox->ops = &sti_mbox_ops; mbox->dev = mdev->dev; mbox->of_xlate = sti_mbox_xlate; mbox->chans = chans; mbox->num_chans = STI_MBOX_CHAN_MAX; ret = mbox_controller_register(mbox); if (ret) return ret; /* It's okay for Tx Mailboxes to not supply IRQs */ irq = platform_get_irq(pdev, 0); if (irq < 0) { dev_info(&pdev->dev, "%s: Registered Tx only Mailbox\n", mdev->name); return 0; } ret = devm_request_threaded_irq(&pdev->dev, irq, sti_mbox_irq_handler, sti_mbox_thread_handler, IRQF_ONESHOT, mdev->name, mdev); if (ret) { dev_err(&pdev->dev, "Can't claim IRQ %d\n", irq); mbox_controller_unregister(mbox); return -EINVAL; } dev_info(&pdev->dev, "%s: Registered Tx/Rx Mailbox\n", mdev->name); return 0; }