On Fri, Nov 15, 2019 at 10:59 AM Sai Pavan Boddu
<sai.pavan.bo...@xilinx.com> wrote:
>
> Fill the audio channel with required number of bytes to cover the
> elapsed time. This prevents rate control reset, and avoids debug prints
> like below
>
> log:
> Resetting rate control (65692 samples)
> ...
> Resetting rate control (65721 samples)
> ...
>
> Signed-off-by: Sai Pavan Boddu <sai.pavan.bo...@xilinx.com>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com>
Alistair
> ---
> hw/display/xlnx_dp.c | 9 +++++++--
> 1 file changed, 7 insertions(+), 2 deletions(-)
>
> diff --git a/hw/display/xlnx_dp.c b/hw/display/xlnx_dp.c
> index fde3b21..7058443 100644
> --- a/hw/display/xlnx_dp.c
> +++ b/hw/display/xlnx_dp.c
> @@ -394,13 +394,18 @@ static void xlnx_dp_audio_callback(void *opaque, int
> avail)
> written = AUD_write(s->amixer_output_stream,
> &s->out_buffer[s->data_ptr], s->byte_left);
> } else {
> + int len_to_copy;
> /*
> * There is nothing to play.. We don't have any data! Fill the
> * buffer with zero's and send it.
> */
> written = 0;
> - memset(s->out_buffer, 0, 1024);
> - AUD_write(s->amixer_output_stream, s->out_buffer, 1024);
> + while (avail) {
> + len_to_copy = MIN(AUD_CHBUF_MAX_DEPTH, avail);
> + memset(s->out_buffer, 0, len_to_copy);
> + avail -= AUD_write(s->amixer_output_stream, s->out_buffer,
> + len_to_copy);
> + }
> }
> } else {
> written = AUD_write(s->amixer_output_stream,
> --
> 2.7.4
>
>
