diff options
Diffstat (limited to 'src/drivers/net/ena.h')
| -rw-r--r-- | src/drivers/net/ena.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/drivers/net/ena.h b/src/drivers/net/ena.h index 2832b67e5..c76598730 100644 --- a/src/drivers/net/ena.h +++ b/src/drivers/net/ena.h @@ -454,6 +454,9 @@ struct ena_tx_cqe { uint16_t cons; } __attribute__ (( packed )); +/** Transmit completion request identifier */ +#define ENA_TX_CQE_ID(id) ( (id) >> 2 ) + /** Receive completion queue entry */ struct ena_rx_cqe { /** Reserved */ @@ -482,6 +485,8 @@ struct ena_sq { /** Raw data */ void *raw; } sqe; + /** Buffer IDs */ + uint8_t *ids; /** Doorbell register offset */ unsigned int doorbell; /** Total length of entries */ @@ -507,14 +512,16 @@ struct ena_sq { * @v direction Direction * @v count Number of entries * @v size Size of each entry + * @v ids Buffer IDs */ static inline __attribute__ (( always_inline )) void ena_sq_init ( struct ena_sq *sq, unsigned int direction, unsigned int count, - size_t size ) { + size_t size, uint8_t *ids ) { sq->len = ( count * size ); sq->direction = direction; sq->count = count; + sq->ids = ids; } /** Completion queue */ @@ -583,7 +590,13 @@ struct ena_nic { struct ena_qp tx; /** Receive queue */ struct ena_qp rx; - /** Receive I/O buffers */ + /** Transmit buffer IDs */ + uint8_t tx_ids[ENA_TX_COUNT]; + /** Transmit I/O buffers, indexed by buffer ID */ + struct io_buffer *tx_iobuf[ENA_TX_COUNT]; + /** Receive buffer IDs */ + uint8_t rx_ids[ENA_RX_COUNT]; + /** Receive I/O buffers, indexed by buffer ID */ struct io_buffer *rx_iobuf[ENA_RX_COUNT]; }; |