From b2acc24c805a42b6ebfe8b8ae09dbf9c994c5604 Mon Sep 17 00:00:00 2001 From: Ranjani Sridharan Date: Thu, 9 Apr 2020 13:44:16 -0500 Subject: [PATCH] ASoC: soc-core: Add dynamic debug logs in soc_dai_link_sanity_check() When a platform device is created successfully but the machine driver probe fails due to errors with missing components during the card bind stage, no error is propagated or logged. To help flag such problems, add a dynamic debug log. Signed-off-by: Ranjani Sridharan Signed-off-by: Pierre-Louis Bossart Reviewed-by: Guennadi Liakhovetski Reviewed-by: Daniel Baluta Reviewed-by: Kai Vehmanen Link: https://lore.kernel.org/r/20200409184416.15591-5-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/soc-core.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 843b8b1..8b2f6dd 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -865,8 +865,12 @@ static int soc_dai_link_sanity_check(struct snd_soc_card *card, * Defer card registration if codec component is not added to * component list. */ - if (!soc_find_component(codec)) + if (!soc_find_component(codec)) { + dev_dbg(card->dev, + "ASoC: codec component %s not found for link %s\n", + codec->name, link->name); return -EPROBE_DEFER; + } } for_each_link_platforms(link, i, platform) { @@ -886,8 +890,12 @@ static int soc_dai_link_sanity_check(struct snd_soc_card *card, * Defer card registration if platform component is not added to * component list. */ - if (!soc_find_component(platform)) + if (!soc_find_component(platform)) { + dev_dbg(card->dev, + "ASoC: platform component %s not found for link %s\n", + platform->name, link->name); return -EPROBE_DEFER; + } } for_each_link_cpus(link, i, cpu) { @@ -908,8 +916,12 @@ static int soc_dai_link_sanity_check(struct snd_soc_card *card, * component list. */ if ((cpu->of_node || cpu->name) && - !soc_find_component(cpu)) + !soc_find_component(cpu)) { + dev_dbg(card->dev, + "ASoC: cpu component %s not found for link %s\n", + cpu->name, link->name); return -EPROBE_DEFER; + } /* * At least one of CPU DAI name or CPU device name/node must be -- 2.7.4