[ALSA] hda-codec - print control name in error messages

Print the name of the defect controls in error messages in amp info
callback.  This will make debugging easier.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index caacc58c0813..b5e69b10cb83 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -933,7 +933,8 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
         caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
         if (!caps) {
                 printk(KERN_WARNING "hda_codec: "
-                       "num_steps = 0 for NID=0x%x\n", nid);
+                       "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
+                       kcontrol->id.name);
                 return -EINVAL;
         }
         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;