[golan] Add Connect-IB, ConnectX-4 and ConnectX-4 Lx (Infiniband) support
[ipxe.git] / src / drivers / infiniband / mlx_utils / mlx_lib / mlx_blink_leds / mlx_blink_leds.c
1 /*
2 * Copyright (C) 2015 Mellanox Technologies Ltd.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17 * 02110-1301, USA.
18 */
19
20 FILE_LICENCE ( GPL2_OR_LATER );
21
22 #include "../../mlx_lib/mlx_blink_leds/mlx_blink_leds.h"
23 #include "../../include/public/mlx_memory.h"
24 #include "../../include/public/mlx_bail.h"
25
26 mlx_status
27 mlx_blink_leds(
28 IN mlx_utils *utils,
29 IN mlx_uint16 secs
30 )
31 {
32 mlx_status status = MLX_SUCCESS;
33 struct mlx_led_control led_control;
34 mlx_uint32 reg_status;
35
36 if (utils == NULL ) {
37 status = MLX_INVALID_PARAMETER;
38 goto bad_param;
39 }
40 mlx_memory_set(utils, &led_control, 0, sizeof(led_control));
41 led_control.beacon_duration = secs;
42 status = mlx_reg_access(utils, REG_ID_MLCR, REG_ACCESS_WRITE, &led_control, sizeof(led_control),
43 &reg_status);
44 MLX_CHECK_STATUS(utils, status, reg_err, "mlx_reg_access failed ");
45 if (reg_status != 0) {
46 MLX_DEBUG_ERROR(utils,"mlx_reg_access failed with status = %d\n", reg_status);
47 status = MLX_FAILED;
48 goto reg_err;
49 }
50 reg_err:
51 bad_param:
52 return status;
53 }
54