127 		       "\n", name, mb->request, mb->ack, mb->cmd, mb->error,  in dump_mb()
420 	    req == cx18_readl(cx, &ack_mb->ack)) {  in mb_ack_irq()
428 	cx18_writel(cx, req, &ack_mb->ack);  in mb_ack_irq()
575 	if (order_mb->request == order_mb->ack) {  in cx18_api_epu_cmd_irq()
603 	u32 irq, req, ack, err;  in cx18_api_call()  local
661 				 (ack = cx18_readl(cx, &mb->ack)) == req,  in cx18_api_call()
663 	if (req != ack) {  in cx18_api_call()
665 		cx18_writel(cx, req, &mb->ack);  in cx18_api_call()
680 	cx18_writel(cx, req - 1, &mb->ack); /* ensure ack & req are distinct */  in cx18_api_call()
695 	ack = cx18_readl(cx, &mb->ack);  in cx18_api_call()
696 	if (ack != req) {  in cx18_api_call()
699 		ack = cx18_readl(cx, &mb->ack);  in cx18_api_call()
706 	if (req != ack) {  in cx18_api_call()
720 					req, ack);  in cx18_api_call()