The gpiod handling is inspired from the bdw-rt5677 code. Apply same
fix to avoid reference count issue while removing modules for
consistency.
Suggested-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@xxxxxxxxxxxxxxx>
Reviewed-by: Curtis Malainey <curtis@xxxxxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
sound/soc/intel/boards/kbl_rt5660.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/sound/soc/intel/boards/kbl_rt5660.c b/sound/soc/intel/boards/kbl_rt5660.c
index d2a078454784..f4c0b983c990 100644
--- a/sound/soc/intel/boards/kbl_rt5660.c
+++ b/sound/soc/intel/boards/kbl_rt5660.c
@@ -165,8 +165,8 @@ static int kabylake_rt5660_codec_init(struct snd_soc_pcm_runtime *rtd)
dev_warn(component->dev, "Failed to add driver gpios\n");
/* Request rt5660 GPIO for lineout mute control, return if fails */
- ctx->gpio_lo_mute = devm_gpiod_get(component->dev, "lineout-mute",
- GPIOD_OUT_HIGH);
+ ctx->gpio_lo_mute = gpiod_get(component->dev, "lineout-mute",
+ GPIOD_OUT_HIGH);
if (IS_ERR(ctx->gpio_lo_mute)) {
dev_err(component->dev, "Can't find GPIO_MUTE# gpio\n");
return PTR_ERR(ctx->gpio_lo_mute);
@@ -207,6 +207,18 @@ static int kabylake_rt5660_codec_init(struct snd_soc_pcm_runtime *rtd)
return 0;
}
+static void kabylake_rt5660_codec_exit(struct snd_soc_pcm_runtime *rtd)
+{
+ struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
+
+ /*
+ * The .exit() can be reached without going through the .init()
+ * so explicitly test if the gpiod is valid
+ */
+ if (!IS_ERR_OR_NULL(ctx->gpio_lo_mute))
+ gpiod_put(ctx->gpio_lo_mute);
+}
+
static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
{
struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
@@ -421,6 +433,7 @@ static struct snd_soc_dai_link kabylake_rt5660_dais[] = {
.id = 0,
.no_pcm = 1,
.init = kabylake_rt5660_codec_init,
+ .exit = kabylake_rt5660_codec_exit,
.dai_fmt = SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
--
2.20.1
