On 22-05-19, 10:00, Robin Gong wrote: > Because the number of ecspi1 rx event on i.mx8mm is 0, the condition > check ignore such special case without dma channel enabled, which caused > ecspi1 rx works failed. Actually, no need to check event_id0/event_id1 > and replace checking 'event_id1' with 'DMA_DEV_TO_DEV', so that configure > event_id1 only in case DEV_TO_DEV. Acked-by: Vinod Koul <vkoul@xxxxxxxxxx> -- ~Vinod