571 	struct e1000_rx_ring *rxdr = adapter->rx_ring;  in e1000_get_ringparam()  local
577 	ring->rx_pending = rxdr->count;  in e1000_get_ringparam()
588 	struct e1000_rx_ring *rxdr, *rx_old;  in e1000_set_ringparam()  local
609 	rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring),  in e1000_set_ringparam()
611 	if (!rxdr)  in e1000_set_ringparam()
615 	adapter->rx_ring = rxdr;  in e1000_set_ringparam()
617 	rxdr->count = max(ring->rx_pending, (u32)E1000_MIN_RXD);  in e1000_set_ringparam()
618 	rxdr->count = min(rxdr->count, (u32)(mac_type < e1000_82544 ?  in e1000_set_ringparam()
620 	rxdr->count = ALIGN(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE);  in e1000_set_ringparam()
629 		rxdr[i].count = rxdr->count;  in e1000_set_ringparam()
650 		adapter->rx_ring = rxdr;  in e1000_set_ringparam()
664 	kfree(rxdr);  in e1000_set_ringparam()
949 	struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;  in e1000_free_desc_rings()  local
965 	if (rxdr->desc && rxdr->buffer_info) {  in e1000_free_desc_rings()
966 		for (i = 0; i < rxdr->count; i++) {  in e1000_free_desc_rings()
967 			if (rxdr->buffer_info[i].dma)  in e1000_free_desc_rings()
969 						 rxdr->buffer_info[i].dma,  in e1000_free_desc_rings()
972 			kfree(rxdr->buffer_info[i].rxbuf.data);  in e1000_free_desc_rings()
981 	if (rxdr->desc) {  in e1000_free_desc_rings()
982 		dma_free_coherent(&pdev->dev, rxdr->size, rxdr->desc,  in e1000_free_desc_rings()
983 				  rxdr->dma);  in e1000_free_desc_rings()
984 		rxdr->desc = NULL;  in e1000_free_desc_rings()
989 	kfree(rxdr->buffer_info);  in e1000_free_desc_rings()
990 	rxdr->buffer_info = NULL;  in e1000_free_desc_rings()
997 	struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;  in e1000_setup_desc_rings()  local
1063 	if (!rxdr->count)  in e1000_setup_desc_rings()
1064 		rxdr->count = E1000_DEFAULT_RXD;  in e1000_setup_desc_rings()
1066 	rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_rx_buffer),  in e1000_setup_desc_rings()
1068 	if (!rxdr->buffer_info) {  in e1000_setup_desc_rings()
1073 	rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc);  in e1000_setup_desc_rings()
1074 	rxdr->desc = dma_zalloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma,  in e1000_setup_desc_rings()
1076 	if (!rxdr->desc) {  in e1000_setup_desc_rings()
1080 	rxdr->next_to_use = rxdr->next_to_clean = 0;  in e1000_setup_desc_rings()
1084 	ew32(RDBAL, ((u64)rxdr->dma & 0xFFFFFFFF));  in e1000_setup_desc_rings()
1085 	ew32(RDBAH, ((u64)rxdr->dma >> 32));  in e1000_setup_desc_rings()
1086 	ew32(RDLEN, rxdr->size);  in e1000_setup_desc_rings()
1094 	for (i = 0; i < rxdr->count; i++) {  in e1000_setup_desc_rings()
1095 		struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);  in e1000_setup_desc_rings()
1104 		rxdr->buffer_info[i].rxbuf.data = buf;  in e1000_setup_desc_rings()
1106 		rxdr->buffer_info[i].dma =  in e1000_setup_desc_rings()
1110 		if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) {  in e1000_setup_desc_rings()
1114 		rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);  in e1000_setup_desc_rings()
1404 	struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;  in e1000_run_loopback_test()  local
1409 	ew32(RDT, rxdr->count - 1);  in e1000_run_loopback_test()
1416 	if (rxdr->count <= txdr->count)  in e1000_run_loopback_test()
1419 		lc = ((rxdr->count / 64) * 2) + 1;  in e1000_run_loopback_test()
1440 						rxdr->buffer_info[l].dma,  in e1000_run_loopback_test()
1445 					rxdr->buffer_info[l].rxbuf.data +  in e1000_run_loopback_test()
1450 			if (unlikely(++l == rxdr->count))  in e1000_run_loopback_test()