1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __COMPRESS_OFFLOAD_H 20 #define __COMPRESS_OFFLOAD_H 21 #include <linux/types.h> 22 #include <sound/asound.h> 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #include <sound/compress_params.h> 25 #define SNDRV_COMPRESS_VERSION SNDRV_PROTOCOL_VERSION(0, 1, 2) 26 struct snd_compressed_buffer { 27 __u32 fragment_size; 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 __u32 fragments; 30 } __attribute__((packed, aligned(4))); 31 struct snd_compr_params { 32 struct snd_compressed_buffer buffer; 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 struct snd_codec codec; 35 __u8 no_wake_mode; 36 } __attribute__((packed, aligned(4))); 37 struct snd_compr_tstamp { 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 __u32 byte_offset; 40 __u64 copied_total; 41 __u32 pcm_frames; 42 __u32 pcm_io_frames; 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 __u32 sampling_rate; 45 uint64_t timestamp; 46 } __attribute__((packed, aligned(4))); 47 struct snd_compr_avail { 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 __u64 avail; 50 struct snd_compr_tstamp tstamp; 51 } __attribute__((packed, aligned(4))); 52 enum snd_compr_direction { 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 SND_COMPRESS_PLAYBACK = 0, 55 SND_COMPRESS_CAPTURE 56 }; 57 struct snd_compr_caps { 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 __u32 num_codecs; 60 __u32 direction; 61 __u32 min_fragment_size; 62 __u32 max_fragment_size; 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 __u32 min_fragments; 65 __u32 max_fragments; 66 __u32 codecs[MAX_NUM_CODECS]; 67 __u32 reserved[11]; 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 } __attribute__((packed, aligned(4))); 70 struct snd_compr_codec_caps { 71 __u32 codec; 72 __u32 num_descriptors; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 struct snd_codec_desc descriptor[MAX_NUM_CODEC_DESCRIPTORS]; 75 } __attribute__((packed, aligned(4))); 76 struct snd_compr_audio_info { 77 uint32_t frame_size; 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 uint32_t reserved[15]; 80 } __attribute__((packed, aligned(4))); 81 enum { 82 SNDRV_COMPRESS_ENCODER_PADDING = 1, 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 SNDRV_COMPRESS_ENCODER_DELAY = 2, 85 SNDRV_COMPRESS_MIN_BLK_SIZE = 3, 86 SNDRV_COMPRESS_MAX_BLK_SIZE = 4, 87 }; 88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 89 struct snd_compr_metadata { 90 __u32 key; 91 __u32 value[8]; 92 } __attribute__((packed, aligned(4))); 93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 94 #define SNDRV_COMPRESS_IOCTL_VERSION _IOR('C', 0x00, int) 95 #define SNDRV_COMPRESS_GET_CAPS _IOWR('C', 0x10, struct snd_compr_caps) 96 #define SNDRV_COMPRESS_GET_CODEC_CAPS _IOWR('C', 0x11, struct snd_compr_codec_caps) 97 #define SNDRV_COMPRESS_SET_PARAMS _IOW('C', 0x12, struct snd_compr_params) 98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 99 #define SNDRV_COMPRESS_GET_PARAMS _IOR('C', 0x13, struct snd_codec) 100 #define SNDRV_COMPRESS_SET_METADATA _IOW('C', 0x14, struct snd_compr_metadata) 101 #define SNDRV_COMPRESS_GET_METADATA _IOWR('C', 0x15, struct snd_compr_metadata) 102 #define SNDRV_COMPRESS_TSTAMP _IOR('C', 0x20, struct snd_compr_tstamp) 103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 104 #define SNDRV_COMPRESS_AVAIL _IOR('C', 0x21, struct snd_compr_avail) 105 #define SNDRV_COMPRESS_PAUSE _IO('C', 0x30) 106 #define SNDRV_COMPRESS_RESUME _IO('C', 0x31) 107 #define SNDRV_COMPRESS_START _IO('C', 0x32) 108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 109 #define SNDRV_COMPRESS_STOP _IO('C', 0x33) 110 #define SNDRV_COMPRESS_DRAIN _IO('C', 0x34) 111 #define SNDRV_COMPRESS_NEXT_TRACK _IO('C', 0x35) 112 #define SNDRV_COMPRESS_PARTIAL_DRAIN _IO('C', 0x36) 113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 114 #define SNDRV_COMPRESS_SET_NEXT_TRACK_PARAM _IOW('C', 0x80, union snd_codec_options) 115 #define SNDRV_COMPRESS_ENABLE_EFFECT _IOW('C', 0x70, int) 116 #define SND_COMPR_TRIGGER_DRAIN 7 117 #define SND_COMPR_TRIGGER_NEXT_TRACK 8 118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 119 #define SND_COMPR_TRIGGER_PARTIAL_DRAIN 9 120 #define SNDRV_COMPRESS_METADATA_MODE _IOW('C', 0x99, bool) 121 #endif 122 123