550 	struct e1000_rx_ring *rxdr = adapter->rx_ring;  in e1000_get_ringparam()  local
556 	ring->rx_pending = rxdr->count;  in e1000_get_ringparam()
567 	struct e1000_rx_ring *rxdr, *rx_old;  in e1000_set_ringparam()  local
588 	rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring),  in e1000_set_ringparam()
590 	if (!rxdr)  in e1000_set_ringparam()
594 	adapter->rx_ring = rxdr;  in e1000_set_ringparam()
596 	rxdr->count = max(ring->rx_pending, (u32)E1000_MIN_RXD);  in e1000_set_ringparam()
597 	rxdr->count = min(rxdr->count, (u32)(mac_type < e1000_82544 ?  in e1000_set_ringparam()
599 	rxdr->count = ALIGN(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE);  in e1000_set_ringparam()
608 		rxdr[i].count = rxdr->count;  in e1000_set_ringparam()
627 		adapter->rx_ring = rxdr;  in e1000_set_ringparam()
643 	kfree(rxdr);  in e1000_set_ringparam()
929 	struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;  in e1000_free_desc_rings()  local
945 	if (rxdr->desc && rxdr->buffer_info) {  in e1000_free_desc_rings()
946 		for (i = 0; i < rxdr->count; i++) {  in e1000_free_desc_rings()
947 			if (rxdr->buffer_info[i].dma)  in e1000_free_desc_rings()
949 						 rxdr->buffer_info[i].dma,  in e1000_free_desc_rings()
952 			kfree(rxdr->buffer_info[i].rxbuf.data);  in e1000_free_desc_rings()
961 	if (rxdr->desc) {  in e1000_free_desc_rings()
962 		dma_free_coherent(&pdev->dev, rxdr->size, rxdr->desc,  in e1000_free_desc_rings()
963 				  rxdr->dma);  in e1000_free_desc_rings()
964 		rxdr->desc = NULL;  in e1000_free_desc_rings()
969 	kfree(rxdr->buffer_info);  in e1000_free_desc_rings()
970 	rxdr->buffer_info = NULL;  in e1000_free_desc_rings()
977 	struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;  in e1000_setup_desc_rings()  local
1043 	if (!rxdr->count)  in e1000_setup_desc_rings()
1044 		rxdr->count = E1000_DEFAULT_RXD;  in e1000_setup_desc_rings()
1046 	rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_rx_buffer),  in e1000_setup_desc_rings()
1048 	if (!rxdr->buffer_info) {  in e1000_setup_desc_rings()
1053 	rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc);  in e1000_setup_desc_rings()
1054 	rxdr->desc = dma_zalloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma,  in e1000_setup_desc_rings()
1056 	if (!rxdr->desc) {  in e1000_setup_desc_rings()
1060 	rxdr->next_to_use = rxdr->next_to_clean = 0;  in e1000_setup_desc_rings()
1064 	ew32(RDBAL, ((u64)rxdr->dma & 0xFFFFFFFF));  in e1000_setup_desc_rings()
1065 	ew32(RDBAH, ((u64)rxdr->dma >> 32));  in e1000_setup_desc_rings()
1066 	ew32(RDLEN, rxdr->size);  in e1000_setup_desc_rings()
1074 	for (i = 0; i < rxdr->count; i++) {  in e1000_setup_desc_rings()
1075 		struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);  in e1000_setup_desc_rings()
1084 		rxdr->buffer_info[i].rxbuf.data = buf;  in e1000_setup_desc_rings()
1086 		rxdr->buffer_info[i].dma =  in e1000_setup_desc_rings()
1090 		if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) {  in e1000_setup_desc_rings()
1094 		rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);  in e1000_setup_desc_rings()
1384 	struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;  in e1000_run_loopback_test()  local
1389 	ew32(RDT, rxdr->count - 1);  in e1000_run_loopback_test()
1396 	if (rxdr->count <= txdr->count)  in e1000_run_loopback_test()
1399 		lc = ((rxdr->count / 64) * 2) + 1;  in e1000_run_loopback_test()
1420 						rxdr->buffer_info[l].dma,  in e1000_run_loopback_test()
1425 					rxdr->buffer_info[l].rxbuf.data +  in e1000_run_loopback_test()
1430 			if (unlikely(++l == rxdr->count))  in e1000_run_loopback_test()