1 /* SPDX-License-Identifier: GPL-2.0 2 * 3 * Copyright (c) 2021 MediaTek Inc. 4 * Copyright (c) 2024 Collabora Ltd. 5 * AngeloGioacchino Del Regno <[email protected]> 6 */ 7 8 #ifndef __MEDIATEK_DVFSRC_H 9 #define __MEDIATEK_DVFSRC_H 10 11 enum mtk_dvfsrc_cmd { 12 MTK_DVFSRC_CMD_BW, 13 MTK_DVFSRC_CMD_HRT_BW, 14 MTK_DVFSRC_CMD_PEAK_BW, 15 MTK_DVFSRC_CMD_OPP, 16 MTK_DVFSRC_CMD_VCORE_LEVEL, 17 MTK_DVFSRC_CMD_VSCP_LEVEL, 18 MTK_DVFSRC_CMD_MAX, 19 }; 20 21 #if IS_ENABLED(CONFIG_MTK_DVFSRC) 22 23 int mtk_dvfsrc_send_request(const struct device *dev, u32 cmd, u64 data); 24 int mtk_dvfsrc_query_info(const struct device *dev, u32 cmd, int *data); 25 26 #else 27 28 static inline int mtk_dvfsrc_send_request(const struct device *dev, u32 cmd, u64 data) 29 { return -ENODEV; } 30 31 static inline int mtk_dvfsrc_query_info(const struct device *dev, u32 cmd, int *data) 32 { return -ENODEV; } 33 34 #endif /* CONFIG_MTK_DVFSRC */ 35 36 #endif 37