diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/rx_common.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/rx_common.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sfc/rx_common.h b/drivers/net/ethernet/sfc/rx_common.h index c41f12a89477..fbd2769307f9 100644 --- a/drivers/net/ethernet/sfc/rx_common.h +++ b/drivers/net/ethernet/sfc/rx_common.h @@ -18,6 +18,12 @@ #define EFX_RX_MAX_FRAGS DIV_ROUND_UP(EFX_MAX_FRAME_LEN(EFX_MAX_MTU), \ EFX_RX_USR_BUF_SIZE) +/* Number of RX buffers to recycle pages for. When creating the RX page recycle + * ring, this number is divided by the number of buffers per page to calculate + * the number of pages to store in the RX page recycle ring. + */ +#define EFX_RECYCLE_RING_SIZE_10G 256 + static inline u8 *efx_rx_buf_va(struct efx_rx_buffer *buf) { return page_address(buf->page) + buf->page_offset; @@ -57,6 +63,15 @@ void efx_init_rx_buffer(struct efx_rx_queue *rx_queue, unsigned int page_offset, u16 flags); void efx_unmap_rx_buffer(struct efx_nic *efx, struct efx_rx_buffer *rx_buf); + +static inline void efx_sync_rx_buffer(struct efx_nic *efx, + struct efx_rx_buffer *rx_buf, + unsigned int len) +{ + dma_sync_single_for_cpu(&efx->pci_dev->dev, rx_buf->dma_addr, len, + DMA_FROM_DEVICE); +} + void efx_free_rx_buffers(struct efx_rx_queue *rx_queue, struct efx_rx_buffer *rx_buf, unsigned int num_bufs); @@ -67,7 +82,7 @@ void efx_fast_push_rx_descriptors(struct efx_rx_queue *rx_queue, bool atomic); void efx_rx_packet_gro(struct efx_channel *channel, struct efx_rx_buffer *rx_buf, - unsigned int n_frags, u8 *eh); + unsigned int n_frags, u8 *eh, __wsum csum); struct efx_rss_context *efx_alloc_rss_context_entry(struct efx_nic *efx); struct efx_rss_context *efx_find_rss_context_entry(struct efx_nic *efx, u32 id); @@ -89,6 +104,10 @@ struct efx_arfs_rule *efx_rps_hash_add(struct efx_nic *efx, const struct efx_filter_spec *spec, bool *new); void efx_rps_hash_del(struct efx_nic *efx, const struct efx_filter_spec *spec); + +int efx_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb, + u16 rxq_index, u32 flow_id); +bool __efx_filter_rfs_expire(struct efx_channel *channel, unsigned int quota); #endif int efx_probe_filters(struct efx_nic *efx); |