diff options
authorKai Vehmanen <kai.vehmanen@linux.intel.com>2019-12-17 18:26:13 -0600
committerMark Brown <broonie@kernel.org>2019-12-18 19:53:37 +0000
commit91dce767cd0b08be9f1c87bb2de8e63391a72692 (patch)
parentASoC: Intel: Add machine driver for da7219_max98373 (diff)
ASoC: SOF: Intel: drop HDA codec upon probe failure
In case a HDA codec probe fails, do not raise error immediately, but instead remove the codec from bus->codec_mask and continue probe for other codecs. This allows for more robust behaviour in cases where one codec in the system is faulty. SOF driver load can still proceed with the codecs that can be probed successfully. Probe may still fail if suitable machine driver is not found, but in many cases the generic HDA machine driver can operate with a subset of codecs. Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20191218002616.7652-6-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2 files changed, 7 insertions, 9 deletions
diff --git a/sound/soc/sof/intel/hda-codec.c b/sound/soc/sof/intel/hda-codec.c
index 65761e095184..d7855b1f8e2e 100644
--- a/sound/soc/sof/intel/hda-codec.c
+++ b/sound/soc/sof/intel/hda-codec.c
@@ -140,8 +140,8 @@ static int hda_codec_probe(struct snd_sof_dev *sdev, int address,
/* Codec initialization */
-int hda_codec_probe_bus(struct snd_sof_dev *sdev,
- bool hda_codec_use_common_hdmi)
+void hda_codec_probe_bus(struct snd_sof_dev *sdev,
+ bool hda_codec_use_common_hdmi)
struct hdac_bus *bus = sof_to_bus(sdev);
int i, ret;
@@ -154,13 +154,11 @@ int hda_codec_probe_bus(struct snd_sof_dev *sdev,
ret = hda_codec_probe(sdev, i, hda_codec_use_common_hdmi);
if (ret < 0) {
- dev_err(bus->dev, "error: codec #%d probe error, ret: %d\n",
- i, ret);
- return ret;
+ dev_warn(bus->dev, "codec #%d probe error, ret: %d\n",
+ i, ret);
+ bus->codec_mask &= ~BIT(i);
- return 0;
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h
index 01529c7058f3..47408ec0de40 100644
--- a/sound/soc/sof/intel/hda.h
+++ b/sound/soc/sof/intel/hda.h
@@ -575,8 +575,8 @@ void sof_hda_bus_init(struct hdac_bus *bus, struct device *dev);
* HDA Codec operations.
-int hda_codec_probe_bus(struct snd_sof_dev *sdev,
- bool hda_codec_use_common_hdmi);
+void hda_codec_probe_bus(struct snd_sof_dev *sdev,
+ bool hda_codec_use_common_hdmi);
void hda_codec_jack_wake_enable(struct snd_sof_dev *sdev);
void hda_codec_jack_check(struct snd_sof_dev *sdev);