diff options
Diffstat (limited to 'drivers/net/mlx4/qp.c')
| -rw-r--r-- | drivers/net/mlx4/qp.c | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/drivers/net/mlx4/qp.c b/drivers/net/mlx4/qp.c index 98e0c40ba368..1c565ef8d179 100644 --- a/drivers/net/mlx4/qp.c +++ b/drivers/net/mlx4/qp.c @@ -272,6 +272,7 @@ int mlx4_init_qp_table(struct mlx4_dev *dev) { struct mlx4_qp_table *qp_table = &mlx4_priv(dev)->qp_table; int err; + int reserved_from_top = 0; spin_lock_init(&qp_table->lock); INIT_RADIX_TREE(&dev->qp_table_tree, GFP_ATOMIC); @@ -281,9 +282,40 @@ int mlx4_init_qp_table(struct mlx4_dev *dev) * block of special QPs must be aligned to a multiple of 8, so * round up. */ - dev->caps.sqp_start = ALIGN(dev->caps.reserved_qps, 8); + dev->caps.sqp_start = + ALIGN(dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], 8); + + { + int sort[MLX4_NUM_QP_REGION]; + int i, j, tmp; + int last_base = dev->caps.num_qps; + + for (i = 1; i < MLX4_NUM_QP_REGION; ++i) + sort[i] = i; + + for (i = MLX4_NUM_QP_REGION; i > 0; --i) { + for (j = 2; j < i; ++j) { + if (dev->caps.reserved_qps_cnt[sort[j]] > + dev->caps.reserved_qps_cnt[sort[j - 1]]) { + tmp = sort[j]; + sort[j] = sort[j - 1]; + sort[j - 1] = tmp; + } + } + } + + for (i = 1; i < MLX4_NUM_QP_REGION; ++i) { + last_base -= dev->caps.reserved_qps_cnt[sort[i]]; + dev->caps.reserved_qps_base[sort[i]] = last_base; + reserved_from_top += + dev->caps.reserved_qps_cnt[sort[i]]; + } + + } + err = mlx4_bitmap_init(&qp_table->bitmap, dev->caps.num_qps, - (1 << 24) - 1, dev->caps.sqp_start + 8); + (1 << 23) - 1, dev->caps.sqp_start + 8, + reserved_from_top); if (err) return err; |