22 #define API_FAST (1 << 2) /* Short timeout */
23 #define API_SLOW (1 << 3) /* Additional 300ms timeout */
91 /* Call with buf of n*11+1 bytes */
105 static void dump_mb(struct cx18 *cx, struct cx18_mailbox *mb, char *name)  in dump_mb()  argument
107 	char argstr[MAX_MB_ARGUMENTS*11+1];  in dump_mb()
113 		       name, mb->request, mb->ack, mb->cmd, mb->error,  in dump_mb()
114 		       u32arr2hex(mb->args, MAX_MB_ARGUMENTS, argstr));  in dump_mb()
187 		dispatch = 1;  in cx18_mdl_send_to_vb2()
234 	struct cx18_mailbox *mb;  in epu_dma_done()  local
240 	mb = &order->mb;  in epu_dma_done()
241 	handle = mb->args[0];  in epu_dma_done()
248 			  "stale" : "good", mb->request);  in epu_dma_done()
252 	mdl_ack_count = mb->args[2];  in epu_dma_done()
281 				  mb->request);  in epu_dma_done()
320 	if (s->id != -1)  in epu_dma_done()
329 	CX18_DEBUG_INFO("%x %s\n", order->mb.args[0], str);  in epu_debug()
332 		CX18_INFO("FW version: %s\n", p - 1);  in epu_debug()
340 		switch (order->mb.cmd) {  in epu_cmd()
349 				  order->mb.cmd);  in epu_cmd()
356 			  order->mb.cmd);  in epu_cmd()
399 			  order->rpu, order->mb.cmd);  in mb_ack_irq()
403 	req = order->mb.request;  in mb_ack_irq()
420 	struct cx18_mailbox *mb;  in epu_dma_done_irq()  local
423 	mb = &order->mb;  in epu_dma_done_irq()
424 	handle = mb->args[0];  in epu_dma_done_irq()
425 	mdl_ack_offset = mb->args[1];  in epu_dma_done_irq()
426 	mdl_ack_count = mb->args[2];  in epu_dma_done_irq()
432 		return -1;  in epu_dma_done_irq()
441 	return 1;  in epu_dma_done_irq()
451 	str_offset = order->mb.args[1];  in epu_debug_irq()
462 	return str_offset ? 1 : 0;  in epu_debug_irq()
468 	int ret = -1;  in epu_cmd_irq()
473 		switch (order->mb.cmd) {  in epu_cmd_irq()
482 				  order->mb.cmd);  in epu_cmd_irq()
489 			  order->mb.cmd);  in epu_cmd_irq()
507 		 * 1. Any work handler thread only clears "pending" and only  in alloc_in_work_order_irq()
514 			atomic_set(&order->pending, 1);  in alloc_in_work_order_irq()
523 	struct cx18_mailbox __iomem *mb;  in cx18_api_epu_cmd_irq()  local
531 		mb = &cx->scb->cpu2epu_mb;  in cx18_api_epu_cmd_irq()
534 		mb = &cx->scb->apu2epu_mb;  in cx18_api_epu_cmd_irq()
548 	order_mb = &order->mb;  in cx18_api_epu_cmd_irq()
550 	/* mb->cmd and mb->args[0] through mb->args[2] */  in cx18_api_epu_cmd_irq()
552 		(&order_mb->cmd)[i] = cx18_readl(cx, &mb->cmd + i);  in cx18_api_epu_cmd_irq()
554 	/* mb->request and mb->ack.  N.B. we want to read mb->ack last */  in cx18_api_epu_cmd_irq()
556 		(&order_mb->request)[i] = cx18_readl(cx, &mb->request + i);  in cx18_api_epu_cmd_irq()
585 	struct cx18_mailbox __iomem *mb;  in cx18_api_call()  local
590 	char argstr[MAX_MB_ARGUMENTS*11+1];  in cx18_api_call()
615 		mb = &cx->scb->epu2apu_mb;  in cx18_api_call()
621 		mb = &cx->scb->epu2cpu_mb;  in cx18_api_call()
639 	req = cx18_readl(cx, &mb->request);  in cx18_api_call()
642 				 (ack = cx18_readl(cx, &mb->ack)) == req,  in cx18_api_call()
646 		cx18_writel(cx, req, &mb->ack);  in cx18_api_call()
654 	req = ((req & 0xfffffffe) == 0xfffffffe) ? 1 : req + 1;  in cx18_api_call()
656 	cx18_writel(cx, cmd, &mb->cmd);  in cx18_api_call()
658 		cx18_writel(cx, data[i], &mb->args[i]);  in cx18_api_call()
659 	cx18_writel(cx, 0, &mb->error);  in cx18_api_call()
660 	cx18_writel(cx, req, &mb->request);  in cx18_api_call()
661 	cx18_writel(cx, req - 1, &mb->ack); /* ensure ack & req are distinct */  in cx18_api_call()
676 	ack = cx18_readl(cx, &mb->ack);  in cx18_api_call()
680 		ack = cx18_readl(cx, &mb->ack);  in cx18_api_call()
711 		data[i] = cx18_readl(cx, &mb->args[i]);  in cx18_api_call()
712 	err = cx18_readl(cx, &mb->error);  in cx18_api_call()
740 	mode = (cx->filter_mode & 1) ? 2 : (cx->spatial_strength ? 1 : 0);  in cx18_set_filter_param()
742 			s->handle, 1, mode, cx->spatial_strength);  in cx18_set_filter_param()
743 	mode = (cx->filter_mode & 2) ? 2 : (cx->temporal_strength ? 1 : 0);  in cx18_set_filter_param()
765 				s->handle, data[1], data[0]);  in cx18_api_func()
775 				s->handle, data[0], data[1]);  in cx18_api_func()
786 				s->handle, data[0], data[1], data[2], data[3]);  in cx18_api_func()
795 				s->handle, data[0], data[1], data[2]);  in cx18_api_func()
797 		cx->filter_mode = (data[0] & 3) | (data[1] << 2);  in cx18_api_func()
801 		cx->temporal_strength = data[1];  in cx18_api_func()
805 				s->handle, data[0], data[1]);  in cx18_api_func()
808 				s->handle, data[0], data[1], data[2], data[3]);  in cx18_api_func()