core/en/rss.c

72 	struct mlx5e_rss_params_indir indir;
86 	rss->indir.actual_table_size = mlx5e_rqt_size(rss->mdev, num_channels);
89 int mlx5e_rss_params_indir_init(struct mlx5e_rss_params_indir *indir, struct mlx5_core_dev *mdev,
92 	indir->table = kvmalloc_array(max_table_size, sizeof(*indir->table), GFP_KERNEL);
93 	if (!indir->table)
96 	indir->max_table_size = max_table_size;
97 	indir->actual_table_size = actual_table_size;
102 void mlx5e_rss_params_indir_cleanup(struct mlx5e_rss_params_indir *indir)
104 	kvfree(indir->table);
111 	if (to->indir.actual_table_size != from->indir.actual_table_size ||
112 	    to->indir.max_table_size != from->indir.max_table_size) {
115 			       from->indir.actual_table_size, from->indir.max_table_size,
116 			       to->indir.actual_table_size, to->indir.max_table_size);
120 	dst_indir_table = to->indir.table;
122 	to->indir.table = dst_indir_table;
123 	memcpy(to->indir.table, from->indir.table,
124 	       from->indir.actual_table_size * sizeof(*from->indir.table));
137 	err = mlx5e_rss_params_indir_init(&rss->indir, from->mdev, from->indir.actual_table_size,
138 					  from->indir.max_table_size);
149 	mlx5e_rss_params_indir_cleanup(&rss->indir);
352 				     rss->drop_rqn, rss->indir.max_table_size);
367 	err = mlx5e_rss_params_indir_init(&rss->indir, mdev,
402 	mlx5e_rss_params_indir_cleanup(&rss->indir);
419 	mlx5e_rss_params_indir_cleanup(&rss->indir);
481 				       &rss->indir);
554 int mlx5e_rss_get_rxfh(struct mlx5e_rss *rss, u32 *indir, u8 *key, u8 *hfunc)
556 	if (indir)
557 		memcpy(indir, rss->indir.table,
558 		       rss->indir.actual_table_size * sizeof(*rss->indir.table));
570 int mlx5e_rss_set_rxfh(struct mlx5e_rss *rss, const u32 *indir,
604 	if (indir) {
607 		memcpy(rss->indir.table, indir,
608 		       rss->indir.actual_table_size * sizeof(*rss->indir.table));
623 	mlx5e_rss_params_indir_cleanup(&old_rss->indir);
684 	mlx5e_rss_params_indir_init_uniform(&rss->indir, nch);