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()
245 struct igbvf_ring *rx_ring = adapter->rx_ring; in igbvf_clean_rx_irq() local
257 i = rx_ring->next_to_clean; in igbvf_clean_rx_irq()
258 rx_desc = IGBVF_RX_DESC_ADV(*rx_ring, i); in igbvf_clean_rx_irq()
267 buffer_info = &rx_ring->buffer_info[i]; in igbvf_clean_rx_irq()
327 if (i == rx_ring->count) in igbvf_clean_rx_irq()
329 next_rxd = IGBVF_RX_DESC_ADV(*rx_ring, i); in igbvf_clean_rx_irq()
331 next_buffer = &rx_ring->buffer_info[i]; in igbvf_clean_rx_irq()
361 igbvf_alloc_rx_buffers(rx_ring, cleaned_count); in igbvf_clean_rx_irq()
372 rx_ring->next_to_clean = i; in igbvf_clean_rx_irq()
373 cleaned_count = igbvf_desc_unused(rx_ring); in igbvf_clean_rx_irq()
376 igbvf_alloc_rx_buffers(rx_ring, cleaned_count); in igbvf_clean_rx_irq()
453 struct igbvf_ring *rx_ring) in igbvf_setup_rx_resources() argument
458 size = sizeof(struct igbvf_buffer) * rx_ring->count; in igbvf_setup_rx_resources()
459 rx_ring->buffer_info = vzalloc(size); in igbvf_setup_rx_resources()
460 if (!rx_ring->buffer_info) in igbvf_setup_rx_resources()
466 rx_ring->size = rx_ring->count * desc_len; in igbvf_setup_rx_resources()
467 rx_ring->size = ALIGN(rx_ring->size, 4096); in igbvf_setup_rx_resources()
469 rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size, in igbvf_setup_rx_resources()
470 &rx_ring->dma, GFP_KERNEL); in igbvf_setup_rx_resources()
471 if (!rx_ring->desc) in igbvf_setup_rx_resources()
474 rx_ring->next_to_clean = 0; in igbvf_setup_rx_resources()
475 rx_ring->next_to_use = 0; in igbvf_setup_rx_resources()
477 rx_ring->adapter = adapter; in igbvf_setup_rx_resources()
482 vfree(rx_ring->buffer_info); in igbvf_setup_rx_resources()
483 rx_ring->buffer_info = NULL; in igbvf_setup_rx_resources()
547 static void igbvf_clean_rx_ring(struct igbvf_ring *rx_ring) in igbvf_clean_rx_ring() argument
549 struct igbvf_adapter *adapter = rx_ring->adapter; in igbvf_clean_rx_ring()
555 if (!rx_ring->buffer_info) in igbvf_clean_rx_ring()
559 for (i = 0; i < rx_ring->count; i++) { in igbvf_clean_rx_ring()
560 buffer_info = &rx_ring->buffer_info[i]; in igbvf_clean_rx_ring()
592 size = sizeof(struct igbvf_buffer) * rx_ring->count; in igbvf_clean_rx_ring()
593 memset(rx_ring->buffer_info, 0, size); in igbvf_clean_rx_ring()
596 memset(rx_ring->desc, 0, rx_ring->size); in igbvf_clean_rx_ring()
598 rx_ring->next_to_clean = 0; in igbvf_clean_rx_ring()
599 rx_ring->next_to_use = 0; in igbvf_clean_rx_ring()
601 writel(0, adapter->hw.hw_addr + rx_ring->head); in igbvf_clean_rx_ring()
602 writel(0, adapter->hw.hw_addr + rx_ring->tail); in igbvf_clean_rx_ring()
612 void igbvf_free_rx_resources(struct igbvf_ring *rx_ring) in igbvf_free_rx_resources() argument
614 struct pci_dev *pdev = rx_ring->adapter->pdev; in igbvf_free_rx_resources()
616 igbvf_clean_rx_ring(rx_ring); in igbvf_free_rx_resources()
618 vfree(rx_ring->buffer_info); in igbvf_free_rx_resources()
619 rx_ring->buffer_info = NULL; in igbvf_free_rx_resources()
621 dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, in igbvf_free_rx_resources()
622 rx_ring->dma); in igbvf_free_rx_resources()
623 rx_ring->desc = NULL; in igbvf_free_rx_resources()
741 adapter->rx_ring->itr_range = in igbvf_set_itr()
742 igbvf_update_itr(adapter, adapter->rx_ring->itr_val, in igbvf_set_itr()
746 adapter->rx_ring->itr_range == lowest_latency) in igbvf_set_itr()
747 adapter->rx_ring->itr_range = low_latency; in igbvf_set_itr()
749 new_itr = igbvf_range_to_itr(adapter->rx_ring->itr_range); in igbvf_set_itr()
751 if (new_itr != adapter->rx_ring->itr_val) { in igbvf_set_itr()
752 u32 current_itr = adapter->rx_ring->itr_val; in igbvf_set_itr()
757 adapter->rx_ring->itr_val = new_itr; in igbvf_set_itr()
759 adapter->rx_ring->set_itr = 1; in igbvf_set_itr()
904 if (adapter->rx_ring->set_itr) { in igbvf_intr_msix_rx()
905 writel(adapter->rx_ring->itr_val, in igbvf_intr_msix_rx()
906 adapter->hw.hw_addr + adapter->rx_ring->itr_register); in igbvf_intr_msix_rx()
907 adapter->rx_ring->set_itr = 0; in igbvf_intr_msix_rx()
910 if (napi_schedule_prep(&adapter->rx_ring->napi)) { in igbvf_intr_msix_rx()
913 __napi_schedule(&adapter->rx_ring->napi); in igbvf_intr_msix_rx()
944 adapter->rx_ring[rx_queue].eims_value = BIT(msix_vector); in igbvf_assign_vector()
976 struct igbvf_ring *rx_ring = adapter->rx_ring; in igbvf_configure_msix() local
985 adapter->eims_enable_mask |= rx_ring->eims_value; in igbvf_configure_msix()
986 writel(rx_ring->itr_val, hw->hw_addr + rx_ring->itr_register); in igbvf_configure_msix()
1053 sprintf(adapter->rx_ring->name, "%s-rx-0", netdev->name); in igbvf_request_msix()
1056 memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ); in igbvf_request_msix()
1070 igbvf_intr_msix_rx, 0, adapter->rx_ring->name, in igbvf_request_msix()
1075 adapter->rx_ring->itr_register = E1000_EITR(vector); in igbvf_request_msix()
1076 adapter->rx_ring->itr_val = adapter->current_itr; in igbvf_request_msix()
1102 adapter->rx_ring = kzalloc(sizeof(struct igbvf_ring), GFP_KERNEL); in igbvf_alloc_queues()
1103 if (!adapter->rx_ring) { in igbvf_alloc_queues()
1108 netif_napi_add(netdev, &adapter->rx_ring->napi, igbvf_poll, 64); in igbvf_alloc_queues()
1182 struct igbvf_ring *rx_ring = container_of(napi, struct igbvf_ring, napi); in igbvf_poll() local
1183 struct igbvf_adapter *adapter = rx_ring->adapter; in igbvf_poll()
1200 ew32(EIMS, adapter->rx_ring->eims_value); in igbvf_poll()
1365 struct igbvf_ring *rx_ring = adapter->rx_ring; in igbvf_configure_rx() local
1378 rdba = rx_ring->dma; in igbvf_configure_rx()
1381 ew32(RDLEN(0), rx_ring->count * sizeof(union e1000_adv_rx_desc)); in igbvf_configure_rx()
1382 rx_ring->head = E1000_RDH(0); in igbvf_configure_rx()
1383 rx_ring->tail = E1000_RDT(0); in igbvf_configure_rx()
1497 igbvf_alloc_rx_buffers(adapter->rx_ring, in igbvf_configure()
1498 igbvf_desc_unused(adapter->rx_ring)); in igbvf_configure()
1544 napi_enable(&adapter->rx_ring->napi); in igbvf_up()
1585 napi_disable(&adapter->rx_ring->napi); in igbvf_down()
1599 igbvf_clean_rx_ring(adapter->rx_ring); in igbvf_down()
1718 err = igbvf_setup_rx_resources(adapter, adapter->rx_ring); in igbvf_open()
1736 napi_enable(&adapter->rx_ring->napi); in igbvf_open()
1750 igbvf_free_rx_resources(adapter->rx_ring); in igbvf_open()
1780 igbvf_free_rx_resources(adapter->rx_ring); in igbvf_close()
1957 ew32(EICS, adapter->rx_ring->eims_value); in igbvf_watchdog_task()
2864 adapter->rx_ring->count = 1024; in igbvf_probe()
2891 kfree(adapter->rx_ring); in igbvf_probe()
2937 netif_napi_del(&adapter->rx_ring->napi); in igbvf_remove()
2939 kfree(adapter->rx_ring); in igbvf_remove()