Lines Matching refs:xsk
23 static int mlx5e_xsk_get_pools(struct mlx5e_xsk *xsk)
25 if (!xsk->pools) {
26 xsk->pools = kcalloc(MLX5E_MAX_NUM_CHANNELS,
27 sizeof(*xsk->pools), GFP_KERNEL);
28 if (unlikely(!xsk->pools))
32 xsk->refcnt++;
33 xsk->ever_used = true;
38 static void mlx5e_xsk_put_pools(struct mlx5e_xsk *xsk)
40 if (!--xsk->refcnt) {
41 kfree(xsk->pools);
42 xsk->pools = NULL;
46 static int mlx5e_xsk_add_pool(struct mlx5e_xsk *xsk, struct xsk_buff_pool *pool, u16 ix)
50 err = mlx5e_xsk_get_pools(xsk);
54 xsk->pools[ix] = pool;
58 static void mlx5e_xsk_remove_pool(struct mlx5e_xsk *xsk, u16 ix)
60 xsk->pools[ix] = NULL;
62 mlx5e_xsk_put_pools(xsk);
71 void mlx5e_build_xsk_param(struct xsk_buff_pool *pool, struct mlx5e_xsk_param *xsk)
73 xsk->headroom = xsk_pool_get_headroom(pool);
74 xsk->chunk_size = xsk_pool_get_chunk_size(pool);
75 xsk->unaligned = pool->unaligned;
82 struct mlx5e_xsk_param xsk;
86 if (unlikely(mlx5e_xsk_get_pool(&priv->channels.params, &priv->xsk, ix)))
96 err = mlx5e_xsk_add_pool(&priv->xsk, pool, ix);
100 mlx5e_build_xsk_param(pool, &xsk);
103 mlx5e_mpwrq_umr_mode(priv->mdev, &xsk) == MLX5E_MPWRQ_UMR_MODE_OVERSIZED) {
104 const char *recommendation = is_power_of_2(xsk.chunk_size) ?
108 xsk.chunk_size, recommendation);
125 err = mlx5e_open_xsk(priv, params, &xsk, pool, c);
144 mlx5e_xsk_remove_pool(&priv->xsk, ix);
155 if (!mlx5e_validate_xsk_param(params, &xsk, priv->mdev)) {
166 &priv->xsk, ix);
191 mlx5e_xsk_remove_pool(&priv->xsk, ix);