On 25/09/17 05:39, Bough Chen wrote: >> +static void cqhci_set_irqs(struct cqhci_host *cq_host, u32 set) { >> + u32 ier; >> + >> + ier = cqhci_readl(cq_host, CQHCI_ISTE); >> + ier |= set; > > I think operation ' |= ' is not correct, since we will also call cqhci_set_irqs(cq_host, 0), > Which means to mask all cmdq irq, so I think better to directly write the parameter > 'set' to ISTE and ISGE. True. I will send a V10 of this patch.