From: Sai Pavan Boddu <sai.pavan.bo...@xilinx.com>
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>
Message-id: 1573833408-2388-1-git-send-email-sai.pavan.bo...@xilinx.com
Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
---
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 fde3b21ea5f4..705844379794 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,
--
2.18.1
