From mboxrd@z Thu Jan 1 00:00:00 1970 From: mengdong.lin@linux.intel.com Subject: [PATCH 2/7] topology: ABI - Define new types for physical DAI Date: Wed, 16 Nov 2016 14:42:25 +0800 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by alsa0.perex.cz (Postfix) with ESMTP id 4388B266C3D for ; Wed, 16 Nov 2016 07:40:39 +0100 (CET) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org Cc: Mengdong Lin , tiwai@suse.de, hardik.t.shah@intel.com, guneshwor.o.singh@intel.com, liam.r.girdwood@linux.intel.com, vinod.koul@intel.com, broonie@kernel.org, mengdong.lin@intel.com List-Id: alsa-devel@alsa-project.org From: Guneshwor Singh Define the type and ABI struct for physical DAIs (e.g. backend DAIs). They are new to ABI and so no backward compatibility risk. Signed-off-by: Guneshwor Singh Signed-off-by: Mengdong Lin diff --git a/include/sound/asoc.h b/include/sound/asoc.h index e14843b..1232f1e 100644 --- a/include/sound/asoc.h +++ b/include/sound/asoc.h @@ -102,7 +102,8 @@ #define SND_SOC_TPLG_TYPE_CODEC_LINK 9 #define SND_SOC_TPLG_TYPE_BACKEND_LINK 10 #define SND_SOC_TPLG_TYPE_PDATA 11 -#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_PDATA +#define SND_SOC_TPLG_TYPE_DAI 12 +#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_DAI /* vendor block IDs - please add new vendor types to end */ #define SND_SOC_TPLG_TYPE_VENDOR_FW 1000 @@ -121,6 +122,11 @@ #define SND_SOC_TPLG_TUPLE_TYPE_WORD 4 #define SND_SOC_TPLG_TUPLE_TYPE_SHORT 5 +/* DAI flags */ +#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES (1 << 0) +#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS (1 << 1) +#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2) + /* DAI physical PCM data formats. * Add new formats to the end of the list. */ @@ -510,4 +516,27 @@ struct snd_soc_tplg_link_config { __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */ struct snd_soc_tplg_private priv; } __attribute__((packed)); + +/* + * Describes SW/FW specific features of physical DAI. + * It can be used to configure backend DAIs for DPCM. + * + * File block representation for physical DAI :- + * +-----------------------------------+-----+ + * | struct snd_soc_tplg_hdr | 1 | + * +-----------------------------------+-----+ + * | struct snd_soc_tplg_dai | N | + * +-----------------------------------+-----+ + */ +struct snd_soc_tplg_dai { + __le32 size; /* in bytes of this structure */ + char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */ + __le32 dai_id; /* unique ID - used to match */ + __le32 playback; /* supports playback mode */ + __le32 capture; /* supports capture mode */ + struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */ + __le32 flag_mask; /* bitmask of flags to configure */ + __le32 flags; /* SND_SOC_TPLG_DAI_FLGBIT_* */ + struct snd_soc_tplg_private priv; +} __attribute__((packed)); #endif -- 2.5.0