diff options
| -rw-r--r-- | kernel-headers/sound/compress_offload.h | 119 | ||||
| -rw-r--r-- | original-kernel-headers/sound/compress_offload.h | 205 |
2 files changed, 324 insertions, 0 deletions
diff --git a/kernel-headers/sound/compress_offload.h b/kernel-headers/sound/compress_offload.h new file mode 100644 index 0000000..c007cb4 --- /dev/null +++ b/kernel-headers/sound/compress_offload.h @@ -0,0 +1,119 @@ +/**************************************************************************** + **************************************************************************** + *** + *** This header was automatically generated from a Linux kernel header + *** of the same name, to make information necessary for userspace to + *** call into the kernel available to libc. It contains only constants, + *** structures, and macros generated from the original header, and thus, + *** contains no copyrightable information. + *** + *** To edit the content of this header, modify the corresponding + *** source file (e.g. under external/kernel-headers/original/) then + *** run bionic/libc/kernel/tools/update_all.py + *** + *** Any manual change here will be lost the next time this script will + *** be run. You've been warned! + *** + **************************************************************************** + ****************************************************************************/ +#ifndef __COMPRESS_OFFLOAD_H +#define __COMPRESS_OFFLOAD_H +#include <linux/types.h> +#include <sound/asound.h> +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#include <sound/compress_params.h> +#define SNDRV_COMPRESS_VERSION SNDRV_PROTOCOL_VERSION(0, 1, 2) +struct snd_compressed_buffer { + __u32 fragment_size; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + __u32 fragments; +}; +struct snd_compr_params { + struct snd_compressed_buffer buffer; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + struct snd_codec codec; + __u8 no_wake_mode; +}; +struct snd_compr_tstamp { +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + __u32 byte_offset; + __u64 copied_total; + __u32 pcm_frames; + __u32 pcm_io_frames; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + __u32 sampling_rate; + uint64_t timestamp; +}; +struct snd_compr_avail { +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + __u64 avail; + struct snd_compr_tstamp tstamp; +} __attribute__((packed)); +enum snd_compr_direction { +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + SND_COMPRESS_PLAYBACK = 0, + SND_COMPRESS_CAPTURE +}; +struct snd_compr_caps { +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + __u32 num_codecs; + __u32 direction; + __u32 min_fragment_size; + __u32 max_fragment_size; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + __u32 min_fragments; + __u32 max_fragments; + __u32 codecs[MAX_NUM_CODECS]; + __u32 reserved[11]; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +}; +struct snd_compr_codec_caps { + __u32 codec; + __u32 num_descriptors; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + struct snd_codec_desc descriptor[MAX_NUM_CODEC_DESCRIPTORS]; +}; +struct snd_compr_audio_info { + uint32_t frame_size; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + uint32_t reserved[15]; +}; +enum { + SNDRV_COMPRESS_ENCODER_PADDING = 1, +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + SNDRV_COMPRESS_ENCODER_DELAY = 2, + SNDRV_COMPRESS_MIN_BLK_SIZE = 3, + SNDRV_COMPRESS_MAX_BLK_SIZE = 4, +}; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +struct snd_compr_metadata { + __u32 key; + __u32 value[8]; +}; +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#define SNDRV_COMPRESS_IOCTL_VERSION _IOR('C', 0x00, int) +#define SNDRV_COMPRESS_GET_CAPS _IOWR('C', 0x10, struct snd_compr_caps) +#define SNDRV_COMPRESS_GET_CODEC_CAPS _IOWR('C', 0x11, struct snd_compr_codec_caps) +#define SNDRV_COMPRESS_SET_PARAMS _IOW('C', 0x12, struct snd_compr_params) +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#define SNDRV_COMPRESS_GET_PARAMS _IOR('C', 0x13, struct snd_codec) +#define SNDRV_COMPRESS_SET_METADATA _IOW('C', 0x14, struct snd_compr_metadata) +#define SNDRV_COMPRESS_GET_METADATA _IOWR('C', 0x15, struct snd_compr_metadata) +#define SNDRV_COMPRESS_TSTAMP _IOR('C', 0x20, struct snd_compr_tstamp) +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#define SNDRV_COMPRESS_AVAIL _IOR('C', 0x21, struct snd_compr_avail) +#define SNDRV_COMPRESS_PAUSE _IO('C', 0x30) +#define SNDRV_COMPRESS_RESUME _IO('C', 0x31) +#define SNDRV_COMPRESS_START _IO('C', 0x32) +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#define SNDRV_COMPRESS_STOP _IO('C', 0x33) +#define SNDRV_COMPRESS_DRAIN _IO('C', 0x34) +#define SNDRV_COMPRESS_NEXT_TRACK _IO('C', 0x35) +#define SNDRV_COMPRESS_PARTIAL_DRAIN _IO('C', 0x36) +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#define SND_COMPR_TRIGGER_DRAIN 7 +#define SND_COMPR_TRIGGER_NEXT_TRACK 8 +#define SND_COMPR_TRIGGER_PARTIAL_DRAIN 9 +#define SNDRV_COMPRESS_METADATA_MODE _IOW('C', 0x99, bool) +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ +#endif diff --git a/original-kernel-headers/sound/compress_offload.h b/original-kernel-headers/sound/compress_offload.h new file mode 100644 index 0000000..5f0665b --- /dev/null +++ b/original-kernel-headers/sound/compress_offload.h @@ -0,0 +1,205 @@ +/* + * compress_offload.h - compress offload header definations + * + * Copyright (C) 2011 Intel Corporation + * Authors: Vinod Koul <vinod.koul@linux.intel.com> + * Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * 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; version 2 of the License. + * + * 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. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + */ +#ifndef __COMPRESS_OFFLOAD_H +#define __COMPRESS_OFFLOAD_H + +#include <linux/types.h> +#include <sound/asound.h> +#include <sound/compress_params.h> + + +#define SNDRV_COMPRESS_VERSION SNDRV_PROTOCOL_VERSION(0, 1, 2) +/** + * struct snd_compressed_buffer: compressed buffer + * @fragment_size: size of buffer fragment in bytes + * @fragments: number of such fragments + */ +struct snd_compressed_buffer { + __u32 fragment_size; + __u32 fragments; +}; + +/** + * struct snd_compr_params: compressed stream params + * @buffer: buffer description + * @codec: codec parameters + * @no_wake_mode: dont wake on fragment elapsed + */ +struct snd_compr_params { + struct snd_compressed_buffer buffer; + struct snd_codec codec; + __u8 no_wake_mode; +}; + +/** + * struct snd_compr_tstamp: timestamp descriptor + * @byte_offset: Byte offset in ring buffer to DSP + * @copied_total: Total number of bytes copied from/to ring buffer to/by DSP + * @pcm_frames: Frames decoded or encoded by DSP. This field will evolve by + * large steps and should only be used to monitor encoding/decoding + * progress. It shall not be used for timing estimates. + * @pcm_io_frames: Frames rendered or received by DSP into a mixer or an audio + * output/input. This field should be used for A/V sync or time estimates. + * @sampling_rate: sampling rate of audio + */ +struct snd_compr_tstamp { + __u32 byte_offset; + __u64 copied_total; + __u32 pcm_frames; + __u32 pcm_io_frames; + __u32 sampling_rate; + uint64_t timestamp; +}; + +/** + * struct snd_compr_avail: avail descriptor + * @avail: Number of bytes available in ring buffer for writing/reading + * @tstamp: timestamp infomation + */ +struct snd_compr_avail { + __u64 avail; + struct snd_compr_tstamp tstamp; +} __attribute__((packed)); + +enum snd_compr_direction { + SND_COMPRESS_PLAYBACK = 0, + SND_COMPRESS_CAPTURE +}; + +/** + * struct snd_compr_caps: caps descriptor + * @codecs: pointer to array of codecs + * @direction: direction supported. Of type snd_compr_direction + * @min_fragment_size: minimum fragment supported by DSP + * @max_fragment_size: maximum fragment supported by DSP + * @min_fragments: min fragments supported by DSP + * @max_fragments: max fragments supported by DSP + * @num_codecs: number of codecs supported + * @reserved: reserved field + */ +struct snd_compr_caps { + __u32 num_codecs; + __u32 direction; + __u32 min_fragment_size; + __u32 max_fragment_size; + __u32 min_fragments; + __u32 max_fragments; + __u32 codecs[MAX_NUM_CODECS]; + __u32 reserved[11]; +}; + +/** + * struct snd_compr_codec_caps: query capability of codec + * @codec: codec for which capability is queried + * @num_descriptors: number of codec descriptors + * @descriptor: array of codec capability descriptor + */ +struct snd_compr_codec_caps { + __u32 codec; + __u32 num_descriptors; + struct snd_codec_desc descriptor[MAX_NUM_CODEC_DESCRIPTORS]; +}; + +/** + * struct snd_compr_audio_info: compressed input audio information + * @frame_size: legth of the encoded frame with valid data + * @reserved: reserved for furture use + */ +struct snd_compr_audio_info { + uint32_t frame_size; + uint32_t reserved[15]; +}; + +/** + * @SNDRV_COMPRESS_ENCODER_PADDING: no of samples appended by the encoder at the + * end of the track + * @SNDRV_COMPRESS_ENCODER_DELAY: no of samples inserted by the encoder at the + * beginning of the track + */ +enum { + SNDRV_COMPRESS_ENCODER_PADDING = 1, + SNDRV_COMPRESS_ENCODER_DELAY = 2, + SNDRV_COMPRESS_MIN_BLK_SIZE = 3, + SNDRV_COMPRESS_MAX_BLK_SIZE = 4, +}; + +/** + * struct snd_compr_metadata: compressed stream metadata + * @key: key id + * @value: key value + */ +struct snd_compr_metadata { + __u32 key; + __u32 value[8]; +}; + +/** + * compress path ioctl definitions + * SNDRV_COMPRESS_GET_CAPS: Query capability of DSP + * SNDRV_COMPRESS_GET_CODEC_CAPS: Query capability of a codec + * SNDRV_COMPRESS_SET_PARAMS: Set codec and stream parameters + * Note: only codec params can be changed runtime and stream params cant be + * SNDRV_COMPRESS_GET_PARAMS: Query codec params + * SNDRV_COMPRESS_TSTAMP: get the current timestamp value + * SNDRV_COMPRESS_AVAIL: get the current buffer avail value. + * This also queries the tstamp properties + * SNDRV_COMPRESS_PAUSE: Pause the running stream + * SNDRV_COMPRESS_RESUME: resume a paused stream + * SNDRV_COMPRESS_START: Start a stream + * SNDRV_COMPRESS_STOP: stop a running stream, discarding ring buffer content + * and the buffers currently with DSP + * SNDRV_COMPRESS_DRAIN: Play till end of buffers and stop after that + * SNDRV_COMPRESS_IOCTL_VERSION: Query the API version + */ +#define SNDRV_COMPRESS_IOCTL_VERSION _IOR('C', 0x00, int) +#define SNDRV_COMPRESS_GET_CAPS _IOWR('C', 0x10, struct snd_compr_caps) +#define SNDRV_COMPRESS_GET_CODEC_CAPS _IOWR('C', 0x11,\ + struct snd_compr_codec_caps) +#define SNDRV_COMPRESS_SET_PARAMS _IOW('C', 0x12, struct snd_compr_params) +#define SNDRV_COMPRESS_GET_PARAMS _IOR('C', 0x13, struct snd_codec) +#define SNDRV_COMPRESS_SET_METADATA _IOW('C', 0x14,\ + struct snd_compr_metadata) +#define SNDRV_COMPRESS_GET_METADATA _IOWR('C', 0x15,\ + struct snd_compr_metadata) +#define SNDRV_COMPRESS_TSTAMP _IOR('C', 0x20, struct snd_compr_tstamp) +#define SNDRV_COMPRESS_AVAIL _IOR('C', 0x21, struct snd_compr_avail) +#define SNDRV_COMPRESS_PAUSE _IO('C', 0x30) +#define SNDRV_COMPRESS_RESUME _IO('C', 0x31) +#define SNDRV_COMPRESS_START _IO('C', 0x32) +#define SNDRV_COMPRESS_STOP _IO('C', 0x33) +#define SNDRV_COMPRESS_DRAIN _IO('C', 0x34) +#define SNDRV_COMPRESS_NEXT_TRACK _IO('C', 0x35) +#define SNDRV_COMPRESS_PARTIAL_DRAIN _IO('C', 0x36) +/* + * TODO + * 1. add mmap support + * + */ +#define SND_COMPR_TRIGGER_DRAIN 7 /*FIXME move this to pcm.h */ +#define SND_COMPR_TRIGGER_NEXT_TRACK 8 +#define SND_COMPR_TRIGGER_PARTIAL_DRAIN 9 + +#define SNDRV_COMPRESS_METADATA_MODE _IOW('C', 0x99, bool) +#endif |