Re: [PATCH] btmon: Fix parsing A2DP FastStream codec configuration

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Pali,

On Thu, Jan 17, 2019 at 8:07 PM Pali Rohár <pali.rohar@xxxxxxxxx> wrote:
>
> On Sunday 13 January 2019 18:23:20 Pali Rohár wrote:
> > This codec is bi-directional, therefore both sink and source directions may
> > be present in configuration at same time.
> >
> > Some Creative headsets send more frequency bits in configuration and when
> > both 41kHz and 48kHz are present then headset expects 48kHz. So adjust
> > FastStream frequency table as find_value_bit() takes first matched bit.
> > ---
> >  monitor/a2dp.c | 10 ++++++----
> >  1 file changed, 6 insertions(+), 4 deletions(-)
>
> Hello, can somebody review this bluez patch?

Will do it today.

> > diff --git a/monitor/a2dp.c b/monitor/a2dp.c
> > index ffdcbb962..42fe395a1 100644
> > --- a/monitor/a2dp.c
> > +++ b/monitor/a2dp.c
> > @@ -201,8 +201,10 @@ static const struct bit_desc faststream_direction_table[] = {
> >  };
> >
> >  static const struct bit_desc faststream_sink_frequency_table[] = {
> > -     {  1, "44100" },
> > +     /* in config buffer, there may be more frequency bits
> > +      * and 48kHz takes precedence over 41kHz */
> >       {  0, "48000" },
> > +     {  1, "44100" },
> >       { }
> >  };
> >
> > @@ -746,9 +748,9 @@ static bool codec_vendor_faststream_cfg(uint8_t losc, struct l2cap_frame *frame)
> >
> >       l2cap_frame_get_u8(frame, &cap);
> >
> > -     print_field("%*cDirection: %s (0x%02x)", BASE_INDENT + 2, ' ',
> > -                     find_value_bit(cap, faststream_direction_table),
> > -                     cap);
> > +     /* FastStream codec is bi-directional */
> > +     print_field("%*cDirection: 0x%02x", BASE_INDENT + 2, ' ', cap);
> > +     print_value_bits(BASE_INDENT + 2, cap, faststream_direction_table);
> >
> >       l2cap_frame_get_u8(frame, &cap);
> >
>
> --
> Pali Rohár
> pali.rohar@xxxxxxxxx



-- 
Luiz Augusto von Dentz




[Index of Archives]     [Bluez Devel]     [Linux Wireless Networking]     [Linux Wireless Personal Area Networking]     [Linux ATH6KL]     [Linux USB Devel]     [Linux Media Drivers]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Big List of Linux Books]

  Powered by Linux