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dsp: add LDAC encoder support

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Add support for LDAC encoding in dsp to
enable LDAC encoder over split a2dp path.

CRs-Fixed: 2143086
Change-Id: Ia5ed981f5cd9cc61621d667362585ec7a7e64fa1
Signed-off-by: Preetam Singh Ranawat <apranawat@codeaurora.org>
This commit is contained in:
Preetam Singh Ranawat
2017-10-25 15:02:28 +05:30
committed by Gerrit - the friendly Code Review server
parent 9326b2df53
commit 0a087aff7b
3 changed files with 66 additions and 2 deletions
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45
include/dsp/apr_audio-v2.h
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@@ -3377,6 +3377,50 @@ struct asm_celt_enc_cfg_t {
struct asm_celt_specific_enc_cfg_t celt_specific_config;
} __packed;
#define ASM_MEDIA_FMT_LDAC 0x00013224
struct asm_ldac_specific_enc_cfg_t {
/*
* This is used to calculate the encoder output
* bytes per frame (i.e. bytes per packet).
* Bit rate also configures the EQMID.
* The min bit rate 303000 bps is calculated for
* 44.1 kHz and 88.2 KHz sampling frequencies with
* Mobile use Quality.
* The max bit rate of 990000 bps is calculated for
* 96kHz and 48 KHz with High Quality
* @Range(in bits per second)
* 303000 for Mobile use Quality
* 606000 for standard Quality
* 909000 for High Quality
*/
uint32_t bit_rate;
/*
* The channel setting information for LDAC specification
* of Bluetooth A2DP which is determined by SRC and SNK
* devices in Bluetooth transmission.
* @Range:
* 0 for native mode
* 4 for mono
* 2 for dual channel
* 1 for stereo
*/
uint16_t channel_mode;
/*
* Maximum Transmission Unit (MTU).
* The minimum MTU that a L2CAP implementation for LDAC shall
* support is 679 bytes, because LDAC is optimized with 2-DH5
* packet as its target.
* @Range : 679
* @Default: 679 for LDACBT_MTU_2DH5
*/
uint16_t mtu;
} __packed;
struct asm_ldac_enc_cfg_t {
struct asm_custom_enc_cfg_t custom_config;
struct asm_ldac_specific_enc_cfg_t ldac_specific_config;
} __packed;
struct afe_enc_fmt_id_param_t {
/*
* Supported values:
@@ -3447,6 +3491,7 @@ union afe_enc_config_data {
struct asm_custom_enc_cfg_t custom_config;
struct asm_celt_enc_cfg_t celt_config;
struct asm_aptx_enc_cfg_t aptx_config;
struct asm_ldac_enc_cfg_t ldac_config;
};
struct afe_enc_config {