1 // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB 2 /* Copyright (c) 2021, Mellanox Technologies inc. All rights reserved. */ 3 4 #include "channels.h" 5 #include "en.h" 6 #include "en/ptp.h" 7 8 unsigned int mlx5e_channels_get_num(struct mlx5e_channels *chs) 9 { 10 return chs->num; 11 } 12 13 static struct mlx5e_channel *mlx5e_channels_get(struct mlx5e_channels *chs, unsigned int ix) 14 { 15 WARN_ON_ONCE(ix >= mlx5e_channels_get_num(chs)); 16 return chs->c[ix]; 17 } 18 19 bool mlx5e_channels_is_xsk(struct mlx5e_channels *chs, unsigned int ix) 20 { 21 struct mlx5e_channel *c = mlx5e_channels_get(chs, ix); 22 23 return test_bit(MLX5E_CHANNEL_STATE_XSK, c->state); 24 } 25 26 void mlx5e_channels_get_regular_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn, 27 u32 *vhca_id) 28 { 29 struct mlx5e_channel *c = mlx5e_channels_get(chs, ix); 30 31 *rqn = c->rq.rqn; 32 if (vhca_id) 33 *vhca_id = MLX5_CAP_GEN(c->mdev, vhca_id); 34 } 35 36 void mlx5e_channels_get_xsk_rqn(struct mlx5e_channels *chs, unsigned int ix, u32 *rqn, 37 u32 *vhca_id) 38 { 39 struct mlx5e_channel *c = mlx5e_channels_get(chs, ix); 40 41 WARN_ON_ONCE(!test_bit(MLX5E_CHANNEL_STATE_XSK, c->state)); 42 43 *rqn = c->xskrq.rqn; 44 if (vhca_id) 45 *vhca_id = MLX5_CAP_GEN(c->mdev, vhca_id); 46 } 47 48 bool mlx5e_channels_get_ptp_rqn(struct mlx5e_channels *chs, u32 *rqn) 49 { 50 struct mlx5e_ptp *c = chs->ptp; 51 52 if (!c || !test_bit(MLX5E_PTP_STATE_RX, c->state)) 53 return false; 54 55 *rqn = c->rq.rqn; 56 return true; 57 } 58