diff options
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/octeon_droq.h')
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/octeon_droq.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_droq.h b/drivers/net/ethernet/cavium/liquidio/octeon_droq.h index 7940ccee12d9..1ca9c4f05702 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_droq.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_droq.h @@ -65,6 +65,17 @@ struct octeon_droq_info { #define OCT_DROQ_INFO_SIZE (sizeof(struct octeon_droq_info)) +struct octeon_skb_page_info { + /* DMA address for the page */ + dma_addr_t dma; + + /* Page for the rx dma **/ + struct page *page; + + /** which offset into page */ + unsigned int page_offset; +}; + /** Pointer to data buffer. * Driver keeps a pointer to the data buffer that it made available to * the Octeon device. Since the descriptor ring keeps physical (bus) @@ -77,6 +88,9 @@ struct octeon_recv_buffer { /** Data in the packet buffer. */ u8 *data; + + /** pg_info **/ + struct octeon_skb_page_info pg_info; }; #define OCT_DROQ_RECVBUF_SIZE (sizeof(struct octeon_recv_buffer)) @@ -106,6 +120,10 @@ struct oct_droq_stats { /** Num of Packets dropped due to receive path failures. */ u64 rx_dropped; + + /** Num of failures of recv_buffer_alloc() */ + u64 rx_alloc_failure; + }; #define POLL_EVENT_INTR_ARRIVED 1 @@ -213,7 +231,8 @@ struct octeon_droq_ops { * data in the buffer. The receive header gives the port * number to the caller. Function pointer is set by caller. */ - void (*fptr)(u32, void *, u32, union octeon_rh *, void *); + void (*fptr)(u32, void *, u32, union octeon_rh *, void *, void *); + void *farg; /* This function will be called by the driver for all NAPI related * events. The first param is the octeon id. The second param is the |