blob: 798521b036926024f23d1c57162628f452e574f9
| 1 | /* |
| 2 | * Copyright (c) 2014 Amlogic, Inc. All rights reserved. |
| 3 | * |
| 4 | * This source code is subject to the terms and conditions defined in the |
| 5 | * file 'LICENSE' which is part of this source code package. |
| 6 | * |
| 7 | * Description: |
| 8 | */ |
| 9 | |
| 10 | |
| 11 | #define LOG_TAG "AmAvutls" |
| 12 | |
| 13 | #include <stdlib.h> |
| 14 | #include <fcntl.h> |
| 15 | #include <errno.h> |
| 16 | #include <strings.h> |
| 17 | #include <cutils/log.h> |
| 18 | #include <sys/ioctl.h> |
| 19 | |
| 20 | #include <Amsysfsutils.h> |
| 21 | #include "include/amaudioutils.h" |
| 22 | |
| 23 | typedef enum { |
| 24 | AUDIO_DSP_FREQ_NONE = 0, |
| 25 | AUDIO_DSP_FREQ_NORMAL, |
| 26 | AUDIO_DSP_FREQ_HIGH, |
| 27 | AUDIO_DSP_FREQ_MAX |
| 28 | } audiodsp_freqlevel_t; |
| 29 | |
| 30 | #define AUDIODSP_CODEC_MIPS_IN "/sys/class/audiodsp/codec_mips" |
| 31 | #define AUDIODSP_CODEC_MIPS_OUT "/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq" |
| 32 | #define AUDIODSP_CLK81_FRQ_LEVEL "/sys/class/aml_clk81/clk81_freq_level" |
| 33 | |
| 34 | #ifndef LOGD |
| 35 | #define LOGV ALOGV |
| 36 | #define LOGD ALOGD |
| 37 | #define LOGI ALOGI |
| 38 | #define LOGW ALOGW |
| 39 | #define LOGE ALOGE |
| 40 | #endif |
| 41 | |
| 42 | #define LOG_FUNCTION_NAME LOGI("%s-%d\n",__FUNCTION__,__LINE__); |
| 43 | ///#define LOG_FUNCTION_NAME |
| 44 | |
| 45 | static int set_audiodsp_frelevel(int m1_flag, int coeff) |
| 46 | { |
| 47 | int val; |
| 48 | if (m1_flag) { |
| 49 | val = amsysfs_get_sysfs_int16(AUDIODSP_CODEC_MIPS_IN); |
| 50 | if (val > 0 && coeff > 0) { |
| 51 | val = coeff * val; |
| 52 | amsysfs_set_sysfs_int(AUDIODSP_CODEC_MIPS_OUT, val); |
| 53 | LOGI("m1:set_cpu_freq_scaling_based_auido %d\n", val); |
| 54 | } else { |
| 55 | LOGI("m1:set_cpu_freq_scaling_based_auido failed\n"); |
| 56 | return -1; |
| 57 | } |
| 58 | } else { |
| 59 | amsysfs_set_sysfs_int(AUDIODSP_CLK81_FRQ_LEVEL, coeff); |
| 60 | } |
| 61 | return 0; |
| 62 | } |
| 63 | |
| 64 | int amaudio_utils_set_dsp_freqlevel(audiodsp_freqlevel_t level, int val) |
| 65 | { |
| 66 | int m1_cpu_flag = 0; |
| 67 | |
| 68 | LOG_FUNCTION_NAME |
| 69 | |
| 70 | switch (level) { |
| 71 | case AUDIO_DSP_FREQ_NONE: |
| 72 | break; |
| 73 | |
| 74 | case AUDIO_DSP_FREQ_NORMAL: |
| 75 | if (open(AUDIODSP_CODEC_MIPS_IN, O_RDWR) >= 0) { |
| 76 | m1_cpu_flag = 1; |
| 77 | } |
| 78 | set_audiodsp_frelevel(m1_cpu_flag, val); |
| 79 | break; |
| 80 | |
| 81 | case AUDIO_DSP_FREQ_HIGH: |
| 82 | case AUDIO_DSP_FREQ_MAX: |
| 83 | break; |
| 84 | |
| 85 | default: |
| 86 | LOGI("level not in range! level=%d\n", level); |
| 87 | } |
| 88 | |
| 89 | return 0; |
| 90 | |
| 91 | } |
| 92 |