- irq_set_handler_data(virt_msir, cascade_data);
- irq_set_chained_handler(virt_msir, fsl_msi_cascade);
+ cascade_data->virq = virt_msir;
+ msi->cascade_array[irq_index] = cascade_data;
+
+ ret = request_irq(virt_msir, fsl_msi_cascade, 0,
+ "fsl-msi-cascade", cascade_data);
+ if (ret) {
+ dev_err(&dev->dev, "failed to request_irq(%d), ret = %d\n",
+ virt_msir, ret);
+ return ret;
+ }