ethernet/micrel/ks8842.c

864 	struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx;
870 	rx_ctl->adesc = NULL;
871 	if (rx_ctl->chan)
872 		dmaengine_terminate_all(rx_ctl->chan);
874 	if (sg_dma_address(&rx_ctl->sg))
875 		dma_unmap_single(adapter->dev, sg_dma_address(&rx_ctl->sg),
877 	sg_dma_address(&rx_ctl->sg) = 0;
879 	dev_kfree_skb(rx_ctl->skb);
880 	rx_ctl->skb = NULL;
886 	struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx;
894 	if (rx_ctl->chan)
895 		dma_release_channel(rx_ctl->chan);
896 	rx_ctl->chan = NULL;
898 	tasklet_kill(&rx_ctl->tasklet);
918 	struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx;
951 	rx_ctl->chan = dma_request_channel(mask, ks8842_dma_filter_fn,
952 					   (void *)(long)rx_ctl->channel);
953 	if (!rx_ctl->chan) {
958 	tasklet_setup(&rx_ctl->tasklet, ks8842_rx_frame_dma_tasklet);