| /* |
| * Copyright (C) 2017 Amlogic, Inc. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| */ |
| |
| #ifndef __SCP_DVFS_H__ |
| #define __SCP_DVFS_H__ |
| |
| struct scpi_opp_entry { |
| unsigned int freq_hz; |
| unsigned int volt_mv; |
| }; |
| #define DVFS(_freq, _volt) \ |
| { \ |
| .freq_hz = _freq, \ |
| .volt_mv = _volt, \ |
| } |
| |
| #define SCPI_SUCCESS 0 |
| #define MAX_DVFS_OPPS 16 |
| #define DVFS_LATENCY(hdr) ((hdr) << 16) |
| #define DVFS_OPP_COUNT(hdr) ((hdr) << 8) |
| struct scpi_opp { |
| unsigned int latency; /* in usecs */ |
| int count; |
| struct scpi_opp_entry opp[MAX_DVFS_OPPS]; |
| } buf_opp; |
| |
| #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) |
| #endif |
| |
