ALSA: hda - Degrade i915 binding failure message

commit bed2e98e1f4db8b827df507abc30be7b11b0613d upstream.

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>
Cc: Kouta Okamoto <kouta.okamoto@toshiba.co.jp>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c
index 166d2eb8fd6b456038bfef7d9d3a09c8399d6602..a90322a71f86bbfda2a3362856dbda565851a0a5 100644 (file)
--- a/sound/hda/hdac_i915.c
+++ b/sound/hda/hdac_i915.c
@@ -240,7 +240,7 @@ 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 e2e08fc73b5087d8a32c0ac88d8de324de56f2f4..20512fe32a97b63e51dd4692943e0587942a9d57 100644 (file)
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2088,9 +2088,11 @@ 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;
                }