From: Mengdong Lin <mengdong.lin@xxxxxxxxxxxxxxx> Add a new flag bit SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP to link flags. If a link is used for voice wake up, users can set this flag bit and topology will set the link's 'ignore_suspend' to true. This ABI update is backward compatible. Signed-off-by: Mengdong Lin <mengdong.lin@xxxxxxxxxxxxxxx> diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h index 3c3fcc8..6a4280c 100644 --- a/include/uapi/sound/asoc.h +++ b/include/uapi/sound/asoc.h @@ -155,6 +155,7 @@ #define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES (1 << 0) #define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS (1 << 1) #define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2) +#define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP (1 << 3) /* * Block Header. diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index f44f12e..8772fd9 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -1701,6 +1701,11 @@ static void set_link_flags(struct snd_soc_dai_link *link, link->symmetric_samplebits = flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS ? 1 : 0; + + if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP) + link->ignore_suspend = + flags & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP ? + 1 : 0; } /* create the FE DAI link */ -- 2.7.4 _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
