mirror of
https://github.com/xcat2/xNBA.git
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Dead code removal
This commit is contained in:
Michael Brown
parent
4e78a53cf2
commit
440e7926fb
@ -35,291 +35,8 @@ struct ib_address_vector hack_ipoib_bcast_av;
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static const struct ib_gid arbel_no_gid = {
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2 }
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};
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#if 0
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#define MLX_RX_MAX_FILL NUM_IPOIB_RCV_WQES
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struct mlx_nic {
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#if ! CREATE_OWN
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/** Queue pair handle */
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udqp_t ipoib_qph;
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/** Send completion queue */
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cq_t snd_cqh;
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/** Receive completion queue */
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cq_t rcv_cqh;
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#endif
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/** Broadcast Address Vector */
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ud_av_t bcast_av;
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/** RX fill level */
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unsigned int rx_fill;
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#if CREATE_OWN
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struct ib_completion_queue *own_send_cq;
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struct ib_completion_queue *own_recv_cq;
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struct ib_queue_pair *own_qp;
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#endif
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};
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static struct io_buffer *static_ipoib_tx_ring[NUM_IPOIB_SND_WQES];
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static struct io_buffer *static_ipoib_rx_ring[NUM_IPOIB_RCV_WQES];
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static struct arbel static_arbel;
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#if ! CREATE_OWN
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static struct arbel_completion_queue static_arbel_ipoib_send_cq = {
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.ci_doorbell_idx = IPOIB_SND_CQ_CI_DB_IDX,
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};
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static struct ib_completion_queue static_ipoib_send_cq = {
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.cqn = 1234, /* Only used for debug messages */
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.num_cqes = NUM_IPOIB_SND_CQES,
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.work_queues = LIST_HEAD_INIT ( static_ipoib_send_cq.work_queues ),
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.dev_priv = &static_arbel_ipoib_send_cq,
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};
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static struct arbel_completion_queue static_arbel_ipoib_recv_cq = {
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.ci_doorbell_idx = IPOIB_RCV_CQ_CI_DB_IDX,
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};
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static struct ib_completion_queue static_ipoib_recv_cq = {
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.cqn = 2345, /* Only used for debug messages */
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.num_cqes = NUM_IPOIB_RCV_CQES,
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.work_queues = LIST_HEAD_INIT ( static_ipoib_recv_cq.work_queues ),
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.dev_priv = &static_arbel_ipoib_recv_cq,
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};
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static struct arbel_queue_pair static_arbel_ipoib_qp = {
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.send = {
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.doorbell_idx = IPOIB_SND_QP_DB_IDX,
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},
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.recv = {
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.doorbell_idx = IPOIB_RCV_QP_DB_IDX,
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},
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};
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static struct ib_queue_pair static_ipoib_qp = {
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.send = {
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.qp = &static_ipoib_qp,
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.is_send = 1,
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.cq = &static_ipoib_send_cq,
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.num_wqes = NUM_IPOIB_SND_WQES,
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.iobufs = static_ipoib_tx_ring,
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.list = LIST_HEAD_INIT (static_ipoib_qp.send.list),
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.dev_priv = &static_arbel_ipoib_qp.send,
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},
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.recv = {
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.qp = &static_ipoib_qp,
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.is_send = 0,
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.cq = &static_ipoib_recv_cq,
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.num_wqes = NUM_IPOIB_RCV_WQES,
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.iobufs = static_ipoib_rx_ring,
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.list = LIST_HEAD_INIT (static_ipoib_qp.recv.list),
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.dev_priv = &static_arbel_ipoib_qp.recv,
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},
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.dev_priv = &static_arbel_ipoib_qp,
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};
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#endif
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static struct ib_device static_ibdev = {
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.dev_priv = &static_arbel,
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};
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/**
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* Open network device
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*
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* @v netdev Network device
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* @ret rc Return status code
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*/
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static int mlx_open ( struct net_device *netdev ) {
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( void ) netdev;
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return 0;
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}
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/**
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* Close network device
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*
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* @v netdev Network device
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*/
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static void mlx_close ( struct net_device *netdev ) {
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( void ) netdev;
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}
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static int arbel_post_send ( struct ib_device *ibdev,
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struct ib_queue_pair *qp,
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struct ib_address_vector *av,
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struct io_buffer *iobuf );
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static int mlx_transmit_direct ( struct net_device *netdev,
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struct io_buffer *iobuf ) {
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struct mlx_nic *mlx = netdev->priv;
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int rc;
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struct ud_av_st *bcast_av = mlx->bcast_av;
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struct arbelprm_ud_address_vector *bav =
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( struct arbelprm_ud_address_vector * ) &bcast_av->av;
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struct ib_address_vector av = {
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.dest_qp = bcast_av->dest_qp,
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.qkey = bcast_av->qkey,
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.dlid = MLX_GET ( bav, rlid ),
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.rate = ( MLX_GET ( bav, max_stat_rate ) ? 1 : 4 ),
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.sl = MLX_GET ( bav, sl ),
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.gid_present = 1,
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};
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memcpy ( &av.gid, ( ( void * ) bav ) + 16, 16 );
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rc = arbel_post_send ( &static_ibdev,
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#if CREATE_OWN
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mlx->own_qp,
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#else
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&static_ipoib_qp,
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#endif
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&av, iobuf );
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return rc;
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}
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static void arbel_poll_cq ( struct ib_device *ibdev,
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struct ib_completion_queue *cq,
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ib_completer_t complete_send,
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ib_completer_t complete_recv );
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static void temp_complete_send ( struct ib_device *ibdev __unused,
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struct ib_queue_pair *qp,
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struct ib_completion *completion,
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struct io_buffer *iobuf ) {
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struct net_device *netdev = qp->owner_priv;
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DBG ( "Wahey! TX completion\n" );
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netdev_tx_complete_err ( netdev, iobuf,
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( completion->syndrome ? -EIO : 0 ) );
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}
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static void temp_complete_recv ( struct ib_device *ibdev __unused,
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struct ib_queue_pair *qp,
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struct ib_completion *completion,
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struct io_buffer *iobuf ) {
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struct net_device *netdev = qp->owner_priv;
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struct mlx_nic *mlx = netdev->priv;
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DBG ( "Yay! RX completion on %p len %zx:\n", iobuf, completion->len );
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if ( completion->syndrome ) {
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netdev_rx_err ( netdev, iobuf, -EIO );
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} else {
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iob_put ( iobuf, completion->len );
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iob_pull ( iobuf, sizeof ( struct ib_global_route_header ) );
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netdev_rx ( netdev, iobuf );
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}
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mlx->rx_fill--;
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}
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static int arbel_post_recv ( struct ib_device *ibdev,
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struct ib_queue_pair *qp,
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struct io_buffer *iobuf );
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static void mlx_refill_rx ( struct net_device *netdev ) {
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struct mlx_nic *mlx = netdev->priv;
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struct io_buffer *iobuf;
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int rc;
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while ( mlx->rx_fill < MLX_RX_MAX_FILL ) {
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iobuf = alloc_iob ( 2048 );
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if ( ! iobuf )
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break;
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DBG ( "Posting RX buffer %p:\n", iobuf );
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if ( ( rc = arbel_post_recv ( &static_ibdev,
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#if CREATE_OWN
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mlx->own_qp,
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#else
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&static_ipoib_qp,
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#endif
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iobuf ) ) != 0 ) {
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free_iob ( iobuf );
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break;
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}
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mlx->rx_fill++;
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}
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}
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/**
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* Poll for completed and received packets
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*
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* @v netdev Network device
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*/
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static void mlx_poll ( struct net_device *netdev ) {
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struct mlx_nic *mlx = netdev->priv;
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int rc;
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if ( ( rc = poll_error_buf() ) != 0 ) {
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DBG ( "poll_error_buf() failed: %s\n", strerror ( rc ) );
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return;
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}
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/* Drain event queue. We can ignore events, since we're going
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* to just poll all completion queues anyway.
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*/
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if ( ( rc = drain_eq() ) != 0 ) {
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DBG ( "drain_eq() failed: %s\n", strerror ( rc ) );
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return;
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}
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/* Poll completion queues */
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arbel_poll_cq ( &static_ibdev,
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#if CREATE_OWN
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mlx->own_send_cq,
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#else
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&static_ipoib_send_cq,
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#endif
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temp_complete_send, temp_complete_recv );
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#if 0
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arbel_poll_cq ( &static_ibdev,
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#if CREATE_OWN
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mlx->own_recv_cq,
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#else
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&static_ipoib_recv_cq,
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#endif
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temp_complete_send, temp_complete_recv );
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#endif
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mlx_refill_rx ( netdev );
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}
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/**
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* Enable or disable interrupts
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*
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* @v netdev Network device
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* @v enable Interrupts should be enabled
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*/
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static void mlx_irq ( struct net_device *netdev, int enable ) {
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( void ) netdev;
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( void ) enable;
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}
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static struct net_device_operations mlx_operations = {
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.open = mlx_open,
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.close = mlx_close,
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.transmit = mlx_transmit_direct,
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.poll = mlx_poll,
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.irq = mlx_irq,
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};
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#endif /* 0 */
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/***************************************************************************
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@ -1030,6 +747,11 @@ static void arbel_ring_doorbell ( struct arbel *arbel,
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writel ( db_reg->dword[1], ( arbel->uar + offset + 4 ) );
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}
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/** GID used for GID-less send work queue entries */
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static const struct ib_gid arbel_no_gid = {
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2 }
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};
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/**
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* Post send work queue entry
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*
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@ -1500,193 +1222,6 @@ static int arbel_get_port_gid ( struct arbel *arbel, struct ib_gid *gid ) {
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#if 0
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/**
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* Probe PCI device
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*
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* @v pci PCI device
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* @v id PCI ID
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* @ret rc Return status code
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*/
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static int arbel_probe ( struct pci_device *pci,
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const struct pci_device_id *id __unused ) {
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struct net_device *netdev;
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struct arbelprm_query_dev_lim dev_lim;
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struct arbel *arbel = &static_arbel;
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struct mlx_nic *mlx;
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struct ib_mac *mac;
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udqp_t qph;
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int rc;
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/* Allocate net device */
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netdev = alloc_ibdev ( sizeof ( *mlx ) );
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if ( ! netdev )
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return -ENOMEM;
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netdev_init ( netdev, &mlx_operations );
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mlx = netdev->priv;
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pci_set_drvdata ( pci, netdev );
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netdev->dev = &pci->dev;
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memset ( mlx, 0, sizeof ( *mlx ) );
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/* Fix up PCI device */
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adjust_pci_device ( pci );
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/* Initialise hardware */
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if ( ( rc = ib_driver_init ( pci, &qph ) ) != 0 )
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goto err_ipoib_init;
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mlx->bcast_av = ib_data.bcast_av;
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#if ! CREATE_OWN
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mlx->ipoib_qph = qph;
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mlx->snd_cqh = ib_data.ipoib_snd_cq;
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mlx->rcv_cqh = ib_data.ipoib_rcv_cq;
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mac = ( ( struct ib_mac * ) netdev->ll_addr );
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mac->qpn = htonl ( ib_get_qpn ( mlx->ipoib_qph ) );
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memcpy ( &mac->gid, ib_data.port_gid.raw, sizeof ( mac->gid ) );
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#endif
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/* Hack up IB structures */
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arbel->config = memfree_pci_dev.cr_space;
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arbel->mailbox_in = dev_buffers_p->inprm_buf;
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arbel->mailbox_out = dev_buffers_p->outprm_buf;
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arbel->uar = memfree_pci_dev.uar;
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arbel->db_rec = dev_ib_data.uar_context_base;
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arbel->reserved_lkey = dev_ib_data.mkey;
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arbel->eqn = dev_ib_data.eq.eqn;
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#if ! CREATE_OWN
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static_arbel_ipoib_qp.send.wqe =
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( ( struct udqp_st * ) qph )->snd_wq;
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static_arbel_ipoib_qp.recv.wqe =
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( ( struct udqp_st * ) qph )->rcv_wq;
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static_arbel_ipoib_send_cq.cqe =
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( ( struct cq_st * ) ib_data.ipoib_snd_cq )->cq_buf;
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static_arbel_ipoib_recv_cq.cqe =
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( ( struct cq_st * ) ib_data.ipoib_rcv_cq )->cq_buf;
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static_ipoib_qp.qpn = ib_get_qpn ( qph );
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static_ipoib_qp.owner_priv = netdev;
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list_add ( &static_ipoib_qp.send.list,
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&static_ipoib_send_cq.work_queues );
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list_add ( &static_ipoib_qp.recv.list,
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&static_ipoib_recv_cq.work_queues );
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#endif
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static_ibdev.op = &arbel_ib_operations;
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/* Get device limits */
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if ( ( rc = arbel_cmd_query_dev_lim ( arbel, &dev_lim ) ) != 0 ) {
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DBGC ( arbel, "Arbel %p could not get device limits: %s\n",
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arbel, strerror ( rc ) );
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goto err_query_dev_lim;
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}
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arbel->limits.reserved_uars = MLX_GET ( &dev_lim, num_rsvd_uars );
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arbel->limits.reserved_cqs =
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( 1 << MLX_GET ( &dev_lim, log2_rsvd_cqs ) );
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arbel->limits.reserved_qps =
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( 1 << MLX_GET ( &dev_lim, log2_rsvd_qps ) );
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#if CREATE_OWN
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struct ib_device *ibdev = &static_ibdev;
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mlx->own_send_cq = ib_create_cq ( ibdev, 32 );
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if ( ! mlx->own_send_cq ) {
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DBG ( "Could not create send CQ\n" );
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return -EIO;
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}
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#if 0
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mlx->own_recv_cq = ib_create_cq ( ibdev, 32 );
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if ( ! mlx->own_recv_cq ) {
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DBG ( "Could not create send CQ\n" );
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return -EIO;
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}
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#endif
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mlx->own_qp = ib_create_qp ( ibdev, NUM_IPOIB_SND_WQES,
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mlx->own_send_cq, NUM_IPOIB_RCV_WQES,
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//mlx->own_recv_cq, ipoib_qkey );
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mlx->own_send_cq, ipoib_qkey );
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if ( ! mlx->own_qp ) {
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DBG ( "Could not create QP\n" );
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return -EIO;
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}
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mlx->own_qp->owner_priv = netdev;
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struct ib_gid *bcast_gid = ( struct ib_gid * ) &ib_data.bcast_gid;
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if ( ( rc = ib_mcast_attach ( ibdev, mlx->own_qp,
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bcast_gid ) ) != 0 ) {
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DBG ( "Could not attach to broadcast GID: %s\n",
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strerror ( rc ) );
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return rc;
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}
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if ( ( rc = arbel_get_port_gid ( arbel, &ibdev->port_gid ) ) != 0 ) {
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DBGC ( arbel, "Arbel %p could not determine port GID: %s\n",
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arbel, strerror ( rc ) );
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return rc;
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}
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DBG ( "Port GID:\n" );
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DBG_HD ( &ibdev->port_gid, sizeof ( ibdev->port_gid ) );
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mac = ( ( struct ib_mac * ) netdev->ll_addr );
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mac->qpn = htonl ( mlx->own_qp->qpn );
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memcpy ( &mac->gid, &ibdev->port_gid, sizeof ( mac->gid ) );
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#endif
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#if 0
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DBG ( "MADS SND CQN = %#lx\n", dev_ib_data.mads_qp.snd_cq.cqn );
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struct ib_completion_queue *test_cq;
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test_cq = ib_create_cq ( &static_ibdev, 32 );
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if ( test_cq ) {
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DBG ( "Woot: create_cq() passed!\n" );
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}
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#endif
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ibdev->dev = &pci->dev;
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struct ud_av_st *bcast_av = mlx->bcast_av;
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struct arbelprm_ud_address_vector *bav =
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( struct arbelprm_ud_address_vector * ) &bcast_av->av;
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struct ib_address_vector *av = &hack_ipoib_bcast_av;
|
||||
av->dest_qp = bcast_av->dest_qp;
|
||||
av->qkey = bcast_av->qkey;
|
||||
av->dlid = MLX_GET ( bav, rlid );
|
||||
av->rate = ( MLX_GET ( bav, max_stat_rate ) ? 1 : 4 );
|
||||
av->sl = MLX_GET ( bav, sl );
|
||||
av->gid_present = 1;
|
||||
memcpy ( &av->gid, ( ( void * ) bav ) + 16, 16 );
|
||||
|
||||
|
||||
/* Register network device */
|
||||
if ( ( rc = register_netdev ( netdev ) ) != 0 )
|
||||
goto err_register_netdev;
|
||||
|
||||
return 0;
|
||||
|
||||
err_query_dev_lim:
|
||||
err_register_netdev:
|
||||
err_ipoib_init:
|
||||
ib_driver_close ( 0 );
|
||||
netdev_nullify ( netdev );
|
||||
netdev_put ( netdev );
|
||||
return rc;
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove PCI device
|
||||
*
|
||||
* @v pci PCI device
|
||||
*/
|
||||
static void arbel_remove ( struct pci_device *pci ) {
|
||||
struct net_device *netdev = pci_get_drvdata ( pci );
|
||||
|
||||
unregister_netdev ( netdev );
|
||||
ib_driver_close ( 0 );
|
||||
netdev_nullify ( netdev );
|
||||
netdev_put ( netdev );
|
||||
}
|
||||
|
||||
#endif /* 0 */
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Probe PCI device
|
||||
*
|
||||
|
||||
@ -10,42 +10,6 @@
|
||||
#include <stdint.h>
|
||||
#include <gpxe/device.h>
|
||||
|
||||
|
||||
|
||||
#if 0
|
||||
/** Infiniband MAC address length */
|
||||
#define IB_ALEN 20
|
||||
|
||||
/** An Infiniband MAC address */
|
||||
struct ib_mac {
|
||||
/** Queue pair number
|
||||
*
|
||||
* MSB must be zero; QPNs are only 24-bit.
|
||||
*/
|
||||
uint32_t qpn;
|
||||
/** Port GID */
|
||||
struct ib_gid gid;
|
||||
} __attribute__ (( packed ));
|
||||
|
||||
/** Infiniband link-layer header length */
|
||||
#define IB_HLEN 4
|
||||
|
||||
/** An Infiniband link-layer header */
|
||||
struct ibhdr {
|
||||
/** Network-layer protocol */
|
||||
uint16_t proto;
|
||||
/** Reserved, must be zero */
|
||||
uint16_t reserved;
|
||||
} __attribute__ (( packed ));
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
/** An Infiniband Global Identifier */
|
||||
struct ib_gid {
|
||||
uint8_t bytes[16];
|
||||
@ -511,31 +475,4 @@ union ib_mad {
|
||||
struct ib_mad_port_info port_info;
|
||||
} __attribute__ (( packed ));
|
||||
|
||||
|
||||
|
||||
|
||||
#if 0
|
||||
|
||||
extern struct ll_protocol infiniband_protocol;
|
||||
|
||||
extern const char * ib_ntoa ( const void *ll_addr );
|
||||
|
||||
/**
|
||||
* Allocate Infiniband device
|
||||
*
|
||||
* @v priv_size Size of driver private data
|
||||
* @ret netdev Network device, or NULL
|
||||
*/
|
||||
static inline struct net_device * alloc_ibdev ( size_t priv_size ) {
|
||||
struct net_device *netdev;
|
||||
|
||||
netdev = alloc_netdev ( priv_size );
|
||||
if ( netdev ) {
|
||||
netdev->ll_protocol = &infiniband_protocol;
|
||||
}
|
||||
return netdev;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
#endif /* _GPXE_INFINIBAND_H */
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user