> -----Original Message----- > From: Takashi Iwai [mailto:tiwai@xxxxxxx] > Sent: Thursday, October 20, 2016 11:27 PM > To: libin.yang@xxxxxxxxxxxxxxx > Cc: alsa-devel@xxxxxxxxxxxxxxxx; Yang, Libin <libin.yang@xxxxxxxxx>; Lin, > Mengdong <mengdong.lin@xxxxxxxxx> > Subject: Re: [RFC PATCH v3 1/3] ALSA: hda - add DP mst verb > support > > On Thu, 13 Oct 2016 09:49:35 +0200, > libin.yang@xxxxxxxxxxxxxxx wrote: > > > > From: Libin Yang <libin.yang@xxxxxxxxxxxxxxx> > > > > Add snd_hda_get_dev_select() and snd_hda_set_dev_select() functions > > for DP MST audio support. > > > > Signed-off-by: Libin Yang <libin.yang@xxxxxxxxxxxxxxx> > > --- > > sound/pci/hda/hda_codec.c | 73 > > ++++++++++++++++++++++++++++++++++++++++++++--- > > sound/pci/hda/hda_codec.h | 3 ++ > > 2 files changed, 72 insertions(+), 4 deletions(-) > > > > diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c > > index 9913be8..caa2c9d 100644 > > --- a/sound/pci/hda/hda_codec.c > > +++ b/sound/pci/hda/hda_codec.c > > @@ -311,9 +311,16 @@ int snd_hda_get_conn_index(struct hda_codec > > *codec, hda_nid_t mux, } > EXPORT_SYMBOL_GPL(snd_hda_get_conn_index); > > > > - > > -/* return DEVLIST_LEN parameter of the given widget */ -static > > unsigned int get_num_devices(struct hda_codec *codec, hda_nid_t nid) > > +/** > > + * snd_hda_get_num_devices - get DEVLIST_LEN parameter of the given > > +widget > > + * @codec: the HDA codec > > + * @nid: NID of the pin to parse > > + * > > + * Get the device entry number on the given widget. > > + * This is a feature of DP MST audio. Each pin can > > + * have several device entries in it. > > Try to fill more letters aligned in 80 columns, as we don't need to write a > Haiku here. Get it. Thanks :) Regards, Libin > > > Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
