[PATCH] ASoC: amd: acp-es8336: use static variables

[Pierre-Louis Bossart]

Sparse warnings:

sound/soc/amd/acp-es8336.c:36:15: error: symbol 'codec_dev' was not
declared. Should it be static?

sound/soc/amd/acp-es8336.c:37:18: error: symbol 'gpio_pa' was not
declared. Should it be static?

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
 sound/soc/amd/acp-es8336.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/amd/acp-es8336.c b/sound/soc/amd/acp-es8336.c
index eec3d57092fa..4f3992532332 100644
--- a/sound/soc/amd/acp-es8336.c
+++ b/sound/soc/amd/acp-es8336.c
@@ -33,8 +33,8 @@
 
 static unsigned long acp2x_machine_id;
 static struct snd_soc_jack st_jack;
-struct device *codec_dev;
-struct gpio_desc *gpio_pa;
+static struct device *codec_dev;
+static struct gpio_desc *gpio_pa;
 
 static int sof_es8316_speaker_power_event(struct snd_soc_dapm_widget *w,
 					  struct snd_kcontrol *kcontrol, int event)
-- 
2.34.1