1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h
new file mode 100644
index 000000000000..1baeec5158a3
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2021, Mellanox Technologies inc. All rights reserved. */
+
+#ifndef __MLX5_EN_RX_RES_H__
+#define __MLX5_EN_RX_RES_H__
+
+#include <linux/kernel.h>
+#include "rqt.h"
+#include "tir.h"
+#include "fs.h"
+
+struct mlx5e_rx_res;
+
+struct mlx5e_channels;
+struct mlx5e_rss_params_hash;
+
+enum mlx5e_rx_res_features {
+	MLX5E_RX_RES_FEATURE_INNER_FT = BIT(0),
+	MLX5E_RX_RES_FEATURE_XSK = BIT(1),
+	MLX5E_RX_RES_FEATURE_PTP = BIT(2),
+};
+
+struct mlx5e_rss_params_traffic_type
+mlx5e_rss_get_default_tt_config(enum mlx5_traffic_types tt);
+
+/* Setup */
+struct mlx5e_rx_res *mlx5e_rx_res_alloc(void);
+int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev,
+		      enum mlx5e_rx_res_features features, unsigned int max_nch,
+		      u32 drop_rqn, const struct mlx5e_lro_param *init_lro_param,
+		      unsigned int init_nch);
+void mlx5e_rx_res_destroy(struct mlx5e_rx_res *res);
+void mlx5e_rx_res_free(struct mlx5e_rx_res *res);
+
+/* TIRN getters for flow steering */
+u32 mlx5e_rx_res_get_tirn_direct(struct mlx5e_rx_res *res, unsigned int ix);
+u32 mlx5e_rx_res_get_tirn_xsk(struct mlx5e_rx_res *res, unsigned int ix);
+u32 mlx5e_rx_res_get_tirn_rss(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt);
+u32 mlx5e_rx_res_get_tirn_rss_inner(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt);
+u32 mlx5e_rx_res_get_tirn_ptp(struct mlx5e_rx_res *res);
+
+/* RQTN getters for modules that create their own TIRs */
+u32 mlx5e_rx_res_get_rqtn_direct(struct mlx5e_rx_res *res, unsigned int ix);
+
+/* Activate/deactivate API */
+void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs);
+void mlx5e_rx_res_channels_deactivate(struct mlx5e_rx_res *res);
+int mlx5e_rx_res_xsk_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs,
+			      unsigned int ix);
+int mlx5e_rx_res_xsk_deactivate(struct mlx5e_rx_res *res, unsigned int ix);
+
+/* Configuration API */
+struct mlx5e_rss_params_traffic_type
+mlx5e_rx_res_rss_get_current_tt_config(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt);
+void mlx5e_rx_res_rss_set_indir_uniform(struct mlx5e_rx_res *res, unsigned int nch);
+void mlx5e_rx_res_rss_get_rxfh(struct mlx5e_rx_res *res, u32 *indir, u8 *key, u8 *hfunc);
+int mlx5e_rx_res_rss_set_rxfh(struct mlx5e_rx_res *res, const u32 *indir,
+			      const u8 *key, const u8 *hfunc);
+u8 mlx5e_rx_res_rss_get_hash_fields(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt);
+int mlx5e_rx_res_rss_set_hash_fields(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt,
+				     u8 rx_hash_fields);
+int mlx5e_rx_res_lro_set_param(struct mlx5e_rx_res *res, struct mlx5e_lro_param *lro_param);
+
+/* Workaround for hairpin */
+struct mlx5e_rss_params_hash mlx5e_rx_res_get_current_hash(struct mlx5e_rx_res *res);
+
+#endif /* __MLX5_EN_RX_RES_H__ */