230 static void epu_dma_done(struct cx18 *cx, struct cx18_in_work_order *order)  in epu_dma_done()  argument
239 	mb = &order->mb;  in epu_dma_done()
246 			  (order->flags & CX18_F_EWO_MB_STALE_UPON_RECEIPT) ?  in epu_dma_done()
252 	mdl_ack = order->mdl_ack;  in epu_dma_done()
276 		if ((order->flags & CX18_F_EWO_MB_STALE_UPON_RECEIPT) &&  in epu_dma_done()
323 static void epu_debug(struct cx18 *cx, struct cx18_in_work_order *order)  in epu_debug()  argument
326 	char *str = order->str;  in epu_debug()
328 	CX18_DEBUG_INFO("%x %s\n", order->mb.args[0], str);  in epu_debug()
334 static void epu_cmd(struct cx18 *cx, struct cx18_in_work_order *order)  in epu_cmd()  argument
336 	switch (order->rpu) {  in epu_cmd()
339 		switch (order->mb.cmd) {  in epu_cmd()
341 			epu_dma_done(cx, order);  in epu_cmd()
344 			epu_debug(cx, order);  in epu_cmd()
348 				  order->mb.cmd);  in epu_cmd()
355 			  order->mb.cmd);  in epu_cmd()
363 void free_in_work_order(struct cx18 *cx, struct cx18_in_work_order *order)  in free_in_work_order()  argument
365 	atomic_set(&order->pending, 0);  in free_in_work_order()
370 	struct cx18_in_work_order *order =  in cx18_in_work_handler()  local
372 	struct cx18 *cx = order->cx;  in cx18_in_work_handler()
373 	epu_cmd(cx, order);  in cx18_in_work_handler()
374 	free_in_work_order(cx, order);  in cx18_in_work_handler()
382 static void mb_ack_irq(struct cx18 *cx, struct cx18_in_work_order *order)  in mb_ack_irq()  argument
387 	switch (order->rpu) {  in mb_ack_irq()
398 			  order->rpu, order->mb.cmd);  in mb_ack_irq()
402 	req = order->mb.request;  in mb_ack_irq()
407 				rpu_str[order->rpu], rpu_str[order->rpu], req);  in mb_ack_irq()
408 		order->flags |= CX18_F_EWO_MB_STALE_WHILE_PROC;  in mb_ack_irq()
416 static int epu_dma_done_irq(struct cx18 *cx, struct cx18_in_work_order *order)  in epu_dma_done_irq()  argument
422 	mb = &order->mb;  in epu_dma_done_irq()
429 		if ((order->flags & CX18_F_EWO_MB_STALE) == 0)  in epu_dma_done_irq()
430 			mb_ack_irq(cx, order);  in epu_dma_done_irq()
435 		((u32 *)order->mdl_ack)[i / sizeof(u32)] =  in epu_dma_done_irq()
438 	if ((order->flags & CX18_F_EWO_MB_STALE) == 0)  in epu_dma_done_irq()
439 		mb_ack_irq(cx, order);  in epu_dma_done_irq()
444 int epu_debug_irq(struct cx18 *cx, struct cx18_in_work_order *order)  in epu_debug_irq()  argument
447 	char *str = order->str;  in epu_debug_irq()
450 	str_offset = order->mb.args[1];  in epu_debug_irq()
458 	if ((order->flags & CX18_F_EWO_MB_STALE) == 0)  in epu_debug_irq()
459 		mb_ack_irq(cx, order);  in epu_debug_irq()
465 int epu_cmd_irq(struct cx18 *cx, struct cx18_in_work_order *order)  in epu_cmd_irq()  argument
469 	switch (order->rpu) {  in epu_cmd_irq()
472 		switch (order->mb.cmd) {  in epu_cmd_irq()
474 			ret = epu_dma_done_irq(cx, order);  in epu_cmd_irq()
477 			ret = epu_debug_irq(cx, order);  in epu_cmd_irq()
481 				  order->mb.cmd);  in epu_cmd_irq()
488 			  order->mb.cmd);  in epu_cmd_irq()
500 	struct cx18_in_work_order *order = NULL;  in alloc_in_work_order_irq()  local
507 		 * on one, particular work order at a time, per handler thread.  in alloc_in_work_order_irq()
512 			order = &cx->in_work_order[i];  in alloc_in_work_order_irq()
513 			atomic_set(&order->pending, 1);  in alloc_in_work_order_irq()
517 	return order;  in alloc_in_work_order_irq()
524 	struct cx18_in_work_order *order;  in cx18_api_epu_cmd_irq()  local
539 	order = alloc_in_work_order_irq(cx);  in cx18_api_epu_cmd_irq()
540 	if (order == NULL) {  in cx18_api_epu_cmd_irq()
541 …CX18_WARN("Unable to find blank work order form to schedule incoming mailbox command processing\n"…  in cx18_api_epu_cmd_irq()
545 	order->flags = 0;  in cx18_api_epu_cmd_irq()
546 	order->rpu = rpu;  in cx18_api_epu_cmd_irq()
547 	order_mb = &order->mb;  in cx18_api_epu_cmd_irq()
562 		order->flags = CX18_F_EWO_MB_STALE_UPON_RECEIPT;  in cx18_api_epu_cmd_irq()
569 	submit = epu_cmd_irq(cx, order);  in cx18_api_epu_cmd_irq()
571 		queue_work(cx->in_work_queue, &order->work);  in cx18_api_epu_cmd_irq()