[PATCH v4 3/4] ASoC: Intel: bytcht_es8316: Switch to use gpiod_get_optional()

[Andy Shevchenko]

First of all, replace indexed API by plain one since we have index 0.
Second, switch to optional variant and drop duplicated code.

Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
 sound/soc/intel/boards/bytcht_es8316.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/sound/soc/intel/boards/bytcht_es8316.c b/sound/soc/intel/boards/bytcht_es8316.c
index 171f3d8c5996..d8dcf63825a6 100644
--- a/sound/soc/intel/boards/bytcht_es8316.c
+++ b/sound/soc/intel/boards/bytcht_es8316.c
@@ -566,16 +566,12 @@ static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
 
 	devm_acpi_dev_add_driver_gpios(codec_dev, byt_cht_es8316_gpios);
 	priv->speaker_en_gpio =
-		gpiod_get_index(codec_dev, "speaker-enable", 0,
-				/* see comment in byt_cht_es8316_resume */
-				GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE);
-
+		gpiod_get_optional(codec_dev, "speaker-enable",
+				   /* see comment in byt_cht_es8316_resume() */
+				   GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE);
 	if (IS_ERR(priv->speaker_en_gpio)) {
 		ret = PTR_ERR(priv->speaker_en_gpio);
 		switch (ret) {
-		case -ENOENT:
-			priv->speaker_en_gpio = NULL;
-			break;
 		default:
 			dev_err(dev, "get speaker GPIO failed: %d\n", ret);
 			fallthrough;
-- 
2.33.0