alsaloop: Adding openctl_elem debug log

When debugging what ctl elem was found and opened (if any) a debug log is
helpful.

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/alsaloop/pcmjob.c b/alsaloop/pcmjob.c
index 8b72af4dad3ac25c41ebc6b9572ef7b0575cbe9e..845ab82285dcf3b89229e9498eabb65674edd740 100644 (file)
--- a/alsaloop/pcmjob.c
+++ b/alsaloop/pcmjob.c
@@ -1191,6 +1191,11 @@ static void openctl_elem(struct loopback_handle *lhandle,
                if (err < 0) {
                        snd_ctl_elem_value_free(*elem);
                        *elem = NULL;
+               } else {
+                       if (verbose)
+                               snd_output_printf(lhandle->loopback->output,
+                                               "Opened PCM element %s of %s, device %d, subdevice %d\n",
+                                               name, snd_ctl_name(lhandle->ctl), device, subdevice);
                }
        }
 }