| Prabhakar Kushwaha | cfd9fbf | 2015-03-19 09:20:45 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Freescale Layerscape MC I/O wrapper |
| 3 | * |
| 4 | * Copyright (C) 2013-2015 Freescale Semiconductor, Inc. |
| 5 | * Author: German Rivera <German.Rivera@freescale.com> |
| 6 | * |
| 7 | * SPDX-License-Identifier: GPL-2.0+ |
| 8 | */ |
| 9 | #include <fsl-mc/fsl_mc_sys.h> |
| 10 | #include <fsl-mc/fsl_mc_cmd.h> |
| 11 | #include <fsl-mc/fsl_dpbp.h> |
| 12 | |
| 13 | int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token) |
| 14 | { |
| 15 | struct mc_command cmd = { 0 }; |
| 16 | int err; |
| 17 | |
| 18 | /* prepare command */ |
| 19 | cmd.header = mc_encode_cmd_header(DPBP_CMDID_OPEN, |
| 20 | MC_CMD_PRI_LOW, 0); |
| 21 | DPBP_CMD_OPEN(cmd, dpbp_id); |
| 22 | |
| 23 | /* send command to mc*/ |
| 24 | err = mc_send_command(mc_io, &cmd); |
| 25 | if (err) |
| 26 | return err; |
| 27 | |
| 28 | /* retrieve response parameters */ |
| 29 | *token = MC_CMD_HDR_READ_TOKEN(cmd.header); |
| 30 | |
| 31 | return err; |
| 32 | } |
| 33 | |
| 34 | int dpbp_close(struct fsl_mc_io *mc_io, uint16_t token) |
| 35 | { |
| 36 | struct mc_command cmd = { 0 }; |
| 37 | |
| 38 | /* prepare command */ |
| 39 | cmd.header = mc_encode_cmd_header(DPBP_CMDID_CLOSE, MC_CMD_PRI_HIGH, |
| 40 | token); |
| 41 | |
| 42 | /* send command to mc*/ |
| 43 | return mc_send_command(mc_io, &cmd); |
| 44 | } |
| 45 | |
| 46 | int dpbp_enable(struct fsl_mc_io *mc_io, uint16_t token) |
| 47 | { |
| 48 | struct mc_command cmd = { 0 }; |
| 49 | |
| 50 | /* prepare command */ |
| 51 | cmd.header = mc_encode_cmd_header(DPBP_CMDID_ENABLE, MC_CMD_PRI_LOW, |
| 52 | token); |
| 53 | |
| 54 | /* send command to mc*/ |
| 55 | return mc_send_command(mc_io, &cmd); |
| 56 | } |
| 57 | |
| 58 | int dpbp_disable(struct fsl_mc_io *mc_io, uint16_t token) |
| 59 | { |
| 60 | struct mc_command cmd = { 0 }; |
| 61 | |
| 62 | /* prepare command */ |
| 63 | cmd.header = mc_encode_cmd_header(DPBP_CMDID_DISABLE, |
| 64 | MC_CMD_PRI_LOW, token); |
| 65 | |
| 66 | /* send command to mc*/ |
| 67 | return mc_send_command(mc_io, &cmd); |
| 68 | } |
| 69 | |
| 70 | int dpbp_reset(struct fsl_mc_io *mc_io, uint16_t token) |
| 71 | { |
| 72 | struct mc_command cmd = { 0 }; |
| 73 | |
| 74 | /* prepare command */ |
| 75 | cmd.header = mc_encode_cmd_header(DPBP_CMDID_RESET, |
| 76 | MC_CMD_PRI_LOW, token); |
| 77 | |
| 78 | /* send command to mc*/ |
| 79 | return mc_send_command(mc_io, &cmd); |
| 80 | } |
| 81 | |
| 82 | int dpbp_get_attributes(struct fsl_mc_io *mc_io, |
| 83 | uint16_t token, |
| 84 | struct dpbp_attr *attr) |
| 85 | { |
| 86 | struct mc_command cmd = { 0 }; |
| 87 | int err; |
| 88 | |
| 89 | /* prepare command */ |
| 90 | cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_ATTR, |
| 91 | MC_CMD_PRI_LOW, token); |
| 92 | |
| 93 | /* send command to mc*/ |
| 94 | err = mc_send_command(mc_io, &cmd); |
| 95 | if (err) |
| 96 | return err; |
| 97 | |
| 98 | /* retrieve response parameters */ |
| 99 | DPBP_RSP_GET_ATTRIBUTES(cmd, attr); |
| 100 | |
| 101 | return 0; |
| 102 | } |