Lines Matching refs:rx_ring
100 napi_gro_receive(&adapter->rx_ring->napi, skb); in igbvf_receive_skb()
133 static void igbvf_alloc_rx_buffers(struct igbvf_ring *rx_ring, in igbvf_alloc_rx_buffers() argument
136 struct igbvf_adapter *adapter = rx_ring->adapter; in igbvf_alloc_rx_buffers()
145 i = rx_ring->next_to_use; in igbvf_alloc_rx_buffers()
146 buffer_info = &rx_ring->buffer_info[i]; in igbvf_alloc_rx_buffers()
154 rx_desc = IGBVF_RX_DESC_ADV(*rx_ring, i); in igbvf_alloc_rx_buffers()
212 if (i == rx_ring->count) in igbvf_alloc_rx_buffers()
214 buffer_info = &rx_ring->buffer_info[i]; in igbvf_alloc_rx_buffers()
218 if (rx_ring->next_to_use != i) { in igbvf_alloc_rx_buffers()
219 rx_ring->next_to_use = i; in igbvf_alloc_rx_buffers()
221 i = (rx_ring->count - 1); in igbvf_alloc_rx_buffers()
231 writel(i, adapter->hw.hw_addr + rx_ring->tail); in igbvf_alloc_rx_buffers()
247 struct igbvf_ring *rx_ring = adapter->rx_ring; in igbvf_clean_rx_irq() local
259 i = rx_ring->next_to_clean; in igbvf_clean_rx_irq()
260 rx_desc = IGBVF_RX_DESC_ADV(*rx_ring, i); in igbvf_clean_rx_irq()
269 buffer_info = &rx_ring->buffer_info[i]; in igbvf_clean_rx_irq()
328 if (i == rx_ring->count) in igbvf_clean_rx_irq()
330 next_rxd = IGBVF_RX_DESC_ADV(*rx_ring, i); in igbvf_clean_rx_irq()
332 next_buffer = &rx_ring->buffer_info[i]; in igbvf_clean_rx_irq()
362 igbvf_alloc_rx_buffers(rx_ring, cleaned_count); in igbvf_clean_rx_irq()
373 rx_ring->next_to_clean = i; in igbvf_clean_rx_irq()
374 cleaned_count = igbvf_desc_unused(rx_ring); in igbvf_clean_rx_irq()
377 igbvf_alloc_rx_buffers(rx_ring, cleaned_count); in igbvf_clean_rx_irq()
456 struct igbvf_ring *rx_ring) in igbvf_setup_rx_resources() argument
461 size = sizeof(struct igbvf_buffer) * rx_ring->count; in igbvf_setup_rx_resources()
462 rx_ring->buffer_info = vzalloc(size); in igbvf_setup_rx_resources()
463 if (!rx_ring->buffer_info) in igbvf_setup_rx_resources()
469 rx_ring->size = rx_ring->count * desc_len; in igbvf_setup_rx_resources()
470 rx_ring->size = ALIGN(rx_ring->size, 4096); in igbvf_setup_rx_resources()
472 rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size, in igbvf_setup_rx_resources()
473 &rx_ring->dma, GFP_KERNEL); in igbvf_setup_rx_resources()
474 if (!rx_ring->desc) in igbvf_setup_rx_resources()
477 rx_ring->next_to_clean = 0; in igbvf_setup_rx_resources()
478 rx_ring->next_to_use = 0; in igbvf_setup_rx_resources()
480 rx_ring->adapter = adapter; in igbvf_setup_rx_resources()
485 vfree(rx_ring->buffer_info); in igbvf_setup_rx_resources()
486 rx_ring->buffer_info = NULL; in igbvf_setup_rx_resources()
550 static void igbvf_clean_rx_ring(struct igbvf_ring *rx_ring) in igbvf_clean_rx_ring() argument
552 struct igbvf_adapter *adapter = rx_ring->adapter; in igbvf_clean_rx_ring()
558 if (!rx_ring->buffer_info) in igbvf_clean_rx_ring()
562 for (i = 0; i < rx_ring->count; i++) { in igbvf_clean_rx_ring()
563 buffer_info = &rx_ring->buffer_info[i]; in igbvf_clean_rx_ring()
595 size = sizeof(struct igbvf_buffer) * rx_ring->count; in igbvf_clean_rx_ring()
596 memset(rx_ring->buffer_info, 0, size); in igbvf_clean_rx_ring()
599 memset(rx_ring->desc, 0, rx_ring->size); in igbvf_clean_rx_ring()
601 rx_ring->next_to_clean = 0; in igbvf_clean_rx_ring()
602 rx_ring->next_to_use = 0; in igbvf_clean_rx_ring()
604 writel(0, adapter->hw.hw_addr + rx_ring->head); in igbvf_clean_rx_ring()
605 writel(0, adapter->hw.hw_addr + rx_ring->tail); in igbvf_clean_rx_ring()
615 void igbvf_free_rx_resources(struct igbvf_ring *rx_ring) in igbvf_free_rx_resources() argument
617 struct pci_dev *pdev = rx_ring->adapter->pdev; in igbvf_free_rx_resources()
619 igbvf_clean_rx_ring(rx_ring); in igbvf_free_rx_resources()
621 vfree(rx_ring->buffer_info); in igbvf_free_rx_resources()
622 rx_ring->buffer_info = NULL; in igbvf_free_rx_resources()
624 dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, in igbvf_free_rx_resources()
625 rx_ring->dma); in igbvf_free_rx_resources()
626 rx_ring->desc = NULL; in igbvf_free_rx_resources()
744 adapter->rx_ring->itr_range = in igbvf_set_itr()
745 igbvf_update_itr(adapter, adapter->rx_ring->itr_val, in igbvf_set_itr()
749 adapter->rx_ring->itr_range == lowest_latency) in igbvf_set_itr()
750 adapter->rx_ring->itr_range = low_latency; in igbvf_set_itr()
752 new_itr = igbvf_range_to_itr(adapter->rx_ring->itr_range); in igbvf_set_itr()
754 if (new_itr != adapter->rx_ring->itr_val) { in igbvf_set_itr()
755 u32 current_itr = adapter->rx_ring->itr_val; in igbvf_set_itr()
760 adapter->rx_ring->itr_val = new_itr; in igbvf_set_itr()
762 adapter->rx_ring->set_itr = 1; in igbvf_set_itr()
903 if (adapter->rx_ring->set_itr) { in igbvf_intr_msix_rx()
904 writel(adapter->rx_ring->itr_val, in igbvf_intr_msix_rx()
905 adapter->hw.hw_addr + adapter->rx_ring->itr_register); in igbvf_intr_msix_rx()
906 adapter->rx_ring->set_itr = 0; in igbvf_intr_msix_rx()
909 if (napi_schedule_prep(&adapter->rx_ring->napi)) { in igbvf_intr_msix_rx()
912 __napi_schedule(&adapter->rx_ring->napi); in igbvf_intr_msix_rx()
943 adapter->rx_ring[rx_queue].eims_value = BIT(msix_vector); in igbvf_assign_vector()
975 struct igbvf_ring *rx_ring = adapter->rx_ring; in igbvf_configure_msix() local
984 adapter->eims_enable_mask |= rx_ring->eims_value; in igbvf_configure_msix()
985 writel(rx_ring->itr_val, hw->hw_addr + rx_ring->itr_register); in igbvf_configure_msix()
1052 sprintf(adapter->rx_ring->name, "%s-rx-0", netdev->name); in igbvf_request_msix()
1055 memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ); in igbvf_request_msix()
1069 igbvf_intr_msix_rx, 0, adapter->rx_ring->name, in igbvf_request_msix()
1074 adapter->rx_ring->itr_register = E1000_EITR(vector); in igbvf_request_msix()
1075 adapter->rx_ring->itr_val = adapter->current_itr; in igbvf_request_msix()
1105 adapter->rx_ring = kzalloc(sizeof(struct igbvf_ring), GFP_KERNEL); in igbvf_alloc_queues()
1106 if (!adapter->rx_ring) { in igbvf_alloc_queues()
1111 netif_napi_add(netdev, &adapter->rx_ring->napi, igbvf_poll); in igbvf_alloc_queues()
1185 struct igbvf_ring *rx_ring = container_of(napi, struct igbvf_ring, napi); in igbvf_poll() local
1186 struct igbvf_adapter *adapter = rx_ring->adapter; in igbvf_poll()
1203 ew32(EIMS, adapter->rx_ring->eims_value); in igbvf_poll()
1368 struct igbvf_ring *rx_ring = adapter->rx_ring; in igbvf_configure_rx() local
1381 rdba = rx_ring->dma; in igbvf_configure_rx()
1384 ew32(RDLEN(0), rx_ring->count * sizeof(union e1000_adv_rx_desc)); in igbvf_configure_rx()
1385 rx_ring->head = E1000_RDH(0); in igbvf_configure_rx()
1386 rx_ring->tail = E1000_RDT(0); in igbvf_configure_rx()
1500 igbvf_alloc_rx_buffers(adapter->rx_ring, in igbvf_configure()
1501 igbvf_desc_unused(adapter->rx_ring)); in igbvf_configure()
1546 napi_enable(&adapter->rx_ring->napi); in igbvf_up()
1587 napi_disable(&adapter->rx_ring->napi); in igbvf_down()
1601 igbvf_clean_rx_ring(adapter->rx_ring); in igbvf_down()
1713 err = igbvf_setup_rx_resources(adapter, adapter->rx_ring); in igbvf_open()
1731 napi_enable(&adapter->rx_ring->napi); in igbvf_open()
1745 igbvf_free_rx_resources(adapter->rx_ring); in igbvf_open()
1775 igbvf_free_rx_resources(adapter->rx_ring); in igbvf_close()
1953 ew32(EICS, adapter->rx_ring->eims_value); in igbvf_watchdog_task()
2843 adapter->rx_ring->count = 1024; in igbvf_probe()
2869 netif_napi_del(&adapter->rx_ring->napi); in igbvf_probe()
2871 kfree(adapter->rx_ring); in igbvf_probe()
2917 netif_napi_del(&adapter->rx_ring->napi); in igbvf_remove()
2919 kfree(adapter->rx_ring); in igbvf_remove()