ALSA: hda - Degrade i915 binding failure message

Currently HD-audio driver on Intel Skylake or Broxteon gives an error
message when binding with i915 audio component fails.  However, this
isn't any serious error on a system without Intel graphics.  Indeed
there are such systems, where a third-party codec (e.g. Creative) is
put on the mobo while using other discrete GPU (e.g. Nvidia).
Printing a kernel "error" message is overreaction in such a case.

This patch downgrades the print level for that message.  For systems
that mandate the i915 binding (e.g. Haswell or Broadwell HDMI/DP),
another kernel error message is shown in addition to make clear what
went wrong.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=111021
Signed-off-by: Takashi Iwai <tiwai@suse.de>

2 files changed, 5 insertions, 3 deletions

diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c
index c50177fb469f..f6854dbd7d8d 100644
--- a/sound/hda/hdac_i915.c
+++ b/sound/hda/hdac_i915.c
@@ -306,7 +306,7 @@ out_master_del:
 out_err:
         kfree(acomp);
         bus->audio_component = NULL;
-        dev_err(dev, "failed to add i915 component master (%d)\n", ret);
+        dev_info(dev, "failed to add i915 component master (%d)\n", ret);
 
         return ret;
 }
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index c0bef11afa7e..86bbc6307c4f 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2078,9 +2078,11 @@ static int azx_probe_continue(struct azx *chip)
                          * for other chips, still continue probing as other
                          * codecs can be on the same link.
                          */
-                        if (CONTROLLER_IN_GPU(pci))
+                        if (CONTROLLER_IN_GPU(pci)) {
+                                dev_err(chip->card->dev,
+                                        "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n");
                                 goto out_free;
-                        else
+                        } else
                                 goto skip_i915;
                 }