ddata->mb[i].chan = mbox_request_channel_byname(cl, name);
if (IS_ERR(ddata->mb[i].chan)) {
- if (PTR_ERR(ddata->mb[i].chan) == -EPROBE_DEFER)
+ if (PTR_ERR(ddata->mb[i].chan) == -EPROBE_DEFER) {
+ dev_err_probe(dev->parent,
+ PTR_ERR(ddata->mb[i].chan),
+ "failed to request mailbox %s\n",
+ name);
goto err_probe;
+ }
dev_warn(dev, "cannot get %s mbox\n", name);
ddata->mb[i].chan = NULL;
}
irq = platform_get_irq(pdev, 0);
if (irq == -EPROBE_DEFER)
- return -EPROBE_DEFER;
+ return dev_err_probe(dev, irq, "failed to get interrupt\n");
if (irq > 0) {
err = devm_request_irq(dev, irq, stm32_rproc_wdg, 0,
dev_name(dev), pdev);
- if (err) {
- dev_err(dev, "failed to request wdg irq\n");
- return err;
- }
+ if (err)
+ return dev_err_probe(dev, err,
+ "failed to request wdg irq\n");
ddata->wdg_irq = irq;
}
ddata->rst = devm_reset_control_get_by_index(dev, 0);
- if (IS_ERR(ddata->rst)) {
- dev_err(dev, "failed to get mcu reset\n");
- return PTR_ERR(ddata->rst);
- }
+ if (IS_ERR(ddata->rst))
+ return dev_err_probe(dev, PTR_ERR(ddata->rst),
+ "failed to get mcu_reset\n");
/*
* if platform is secured the hold boot bit must be written by