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 | |