dsi_completion_handler
r = dsi_register_isr_vc(dsi, vc, dsi_completion_handler,
r = dsi_register_isr(dsi, dsi_completion_handler, &completion,
dsi_unregister_isr(dsi, dsi_completion_handler, &completion,
dsi_unregister_isr_vc(dsi, vc, dsi_completion_handler,
r = dsi_register_isr_vc(dsidev, channel, dsi_completion_handler,
r = dsi_register_isr(dsidev, dsi_completion_handler, &completion,
dsi_unregister_isr(dsidev, dsi_completion_handler, &completion,
dsi_unregister_isr_vc(dsidev, channel, dsi_completion_handler,
r = dsi_register_isr_cio(dsidev, dsi_completion_handler, &completion,
dsi_unregister_isr_cio(dsidev, dsi_completion_handler, &completion,
dsi_unregister_isr_cio(dsidev, dsi_completion_handler, &completion,