linux-kernel - [PATCH RFC 2/7] ASoC: tlv320aic26: Fix module autoload

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Message-Id: <1442607076-26681-3-git-send-email-jcormier@criticallink.com>
Date:	Fri, 18 Sep 2015 16:11:11 -0400
From:	"Cormier, Jonathan" <jcormier@...ticallink.com>
To:	Liam Girdwood <lgirdwood@...il.com>
Cc:	Bob Duke <bduke@...ticallink.com>,
	Mike Williamson <michael.williamson@...ticallink.com>,
	Mark Brown <broonie@...aro.org>,
	Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>,
	Peter Ujfalusi <peter.ujfalusi@...com>,
	Jyri Sarha <jsarha@...com>,
	Misael Lopez Cruz <misael.lopez@...com>,
	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
	Greg Gluszek <greg.gluszek@...ticallink.com>,
	"Cormier, Jonathan" <jcormier@...ticallink.com>
Subject: [PATCH RFC 2/7] ASoC: tlv320aic26: Fix module autoload

Add the missing MODULE_DEVICE_TABLE() for OF and SPI to export
the information so modules have the correct aliases built-in and
autoloading works correctly.

A longer explanation by Javier Canillas can be found here:
https://lkml.org/lkml/2015/7/30/519
https://lkml.org/lkml/2014/9/11/458

Signed-off-by: Cormier, Jonathan <jcormier@...ticallink.com>
---
 sound/soc/codecs/tlv320aic26.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sound/soc/codecs/tlv320aic26.c b/sound/soc/codecs/tlv320aic26.c
index 91fdd96648bd..91347727cfae 100644
--- a/sound/soc/codecs/tlv320aic26.c
+++ b/sound/soc/codecs/tlv320aic26.c
@@ -370,11 +370,18 @@ static int aic26_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
+static const struct spi_device_id tlv320aic26_id_table[] = {
+	{ "tlv320aic26" },
+	{},
+};
+MODULE_DEVICE_TABLE(spi, tlv320aic26_id_table);
+
 #if defined(CONFIG_OF)
 static const struct of_device_id tlv320aic26_of_match[] = {
 	{ .compatible = "ti,tlv320aic26", },
 	{},
 };
+MODULE_DEVICE_TABLE(of, tlv320aic26_of_match);
 #endif
 
 static struct spi_driver aic26_spi = {
@@ -387,6 +394,7 @@ static struct spi_driver aic26_spi = {
 	},
 	.probe = aic26_spi_probe,
 	.remove = aic26_spi_remove,
+	.id_table = tlv320aic26_id_table,
 };
 
 module_spi_driver(aic26_spi);
-- 
1.9.1

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