linux-kernel - [PATCH 12/19] twl4030: mfd_cell is now implicitly available to drivers

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Date:	Wed, 2 Feb 2011 20:15:22 -0800
From:	Andres Salomon <dilinger@...ued.net>
To:	Samuel Ortiz <sameo@...ux.intel.com>
Cc:	linux-kernel@...r.kernel.org,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Peter Ujfalusi <peter.ujfalusi@...ia.com>,
	Liam Girdwood <lrg@...mlogic.co.uk>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	Timur Tabi <timur@...escale.com>, linux-input@...r.kernel.org,
	alsa-devel@...a-project.org
Subject: [PATCH 12/19] twl4030: mfd_cell is now implicitly available to
 drivers


No need to explicitly set the cell's platform_data/data_size.

In this case, move the various platform_data pointers
to driver_data.  All of the clients which make use of it
are also changed.

Signed-off-by: Andres Salomon <dilinger@...ued.net>
---
 drivers/input/misc/twl4030-vibra.c |    2 +-
 drivers/mfd/twl4030-codec.c        |    6 ++----
 sound/soc/codecs/twl4030.c         |    9 ++++++---
 3 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c
index 014dd4a..7d7602a 100644
--- a/drivers/input/misc/twl4030-vibra.c
+++ b/drivers/input/misc/twl4030-vibra.c
@@ -196,7 +196,7 @@ static SIMPLE_DEV_PM_OPS(twl4030_vibra_pm_ops,
 
 static int __devinit twl4030_vibra_probe(struct platform_device *pdev)
 {
-	struct twl4030_codec_vibra_data *pdata = pdev->dev.platform_data;
+	struct twl4030_codec_vibra_data *pdata = platform_get_drvdata(pdev);
 	struct vibra_info *info;
 	int ret;
 
diff --git a/drivers/mfd/twl4030-codec.c b/drivers/mfd/twl4030-codec.c
index 9a4b196..d44ad30 100644
--- a/drivers/mfd/twl4030-codec.c
+++ b/drivers/mfd/twl4030-codec.c
@@ -208,15 +208,13 @@ static int __devinit twl4030_codec_probe(struct platform_device *pdev)
 	if (pdata->audio) {
 		cell = &codec->cells[childs];
 		cell->name = "twl4030-codec";
-		cell->platform_data = pdata->audio;
-		cell->data_size = sizeof(*pdata->audio);
+		cell->driver_data = pdata->audio;
 		childs++;
 	}
 	if (pdata->vibra) {
 		cell = &codec->cells[childs];
 		cell->name = "twl4030-vibra";
-		cell->platform_data = pdata->vibra;
-		cell->data_size = sizeof(*pdata->vibra);
+		cell->driver_data = pdata->vibra;
 		childs++;
 	}
 
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index e4d464b..3721671 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -130,6 +130,7 @@ static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
 /* codec private data */
 struct twl4030_priv {
 	struct snd_soc_codec codec;
+	struct twl4030_codec_audio_data *pdata;
 
 	unsigned int codec_powered;
 
@@ -297,8 +298,8 @@ static inline void twl4030_reset_registers(struct snd_soc_codec *codec)
 
 static void twl4030_init_chip(struct snd_soc_codec *codec)
 {
-	struct twl4030_codec_audio_data *pdata = dev_get_platdata(codec->dev);
 	struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+	struct twl4030_codec_audio_data *pdata = twl4030->pdata;
 	u8 reg, byte;
 	int i = 0;
 
@@ -732,9 +733,9 @@ static int aif_event(struct snd_soc_dapm_widget *w,
 
 static void headset_ramp(struct snd_soc_codec *codec, int ramp)
 {
-	struct twl4030_codec_audio_data *pdata = codec->dev->platform_data;
 	unsigned char hs_gain, hs_pop;
 	struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+	struct twl4030_codec_audio_data *pdata = twl4030->pdata;
 	/* Base values for ramp delay calculation: 2^19 - 2^26 */
 	unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
 				    8388608, 16777216, 33554432, 67108864};
@@ -2251,6 +2252,7 @@ static int twl4030_soc_resume(struct snd_soc_codec *codec)
 
 static int twl4030_soc_probe(struct snd_soc_codec *codec)
 {
+	struct twl4030_codec_audio_data *pdata = dev_get_drvdata(codec->dev);
 	struct twl4030_priv *twl4030;
 
 	twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
@@ -2258,6 +2260,7 @@ static int twl4030_soc_probe(struct snd_soc_codec *codec)
 		printk("Can not allocate memroy\n");
 		return -ENOMEM;
 	}
+	twl4030->pdata = pdata;
 	snd_soc_codec_set_drvdata(codec, twl4030);
 	/* Set the defaults, and power up the codec */
 	twl4030->sysclk = twl4030_codec_get_mclk() / 1000;
@@ -2297,7 +2300,7 @@ static struct snd_soc_codec_driver soc_codec_dev_twl4030 = {
 
 static int __devinit twl4030_codec_probe(struct platform_device *pdev)
 {
-	struct twl4030_codec_audio_data *pdata = pdev->dev.platform_data;
+	struct twl4030_codec_audio_data *pdata = platform_get_drvdata(pdev);
 
 	if (!pdata) {
 		dev_err(&pdev->dev, "platform_data is missing\n");
-- 
1.7.2.3

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