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ASoC: fix SIU driver breakage, occurred during the multi-component transition

Browse Source 
This patch fixes multiple bugs and a typo, occurred during the multi-
component transition.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Guennadi Liakhovetski 2010-09-17 12:30:18 +02:00 committed by Mark Brown
parent 7d25d64441
commit c6834dd2d2
3 changed files with 34 additions and 15 deletions
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2
sound/soc/sh/siu.h
View File

@ -98,7 +98,9 @@ enum {
SIU_CLKB_EXT
};
struct device;
struct siu_info {
struct device *dev;
int port_id;
u32 __iomem *pram;
u32 __iomem *xram;

45
sound/soc/sh/siu_dai.c
View File

@ -71,8 +71,7 @@ struct port_flag {
struct format_flag capture;
};
struct siu_info *siu_i2s_data = NULL;
EXPORT_SYMBOL_GPL(siu_i2s_data);
struct siu_info *siu_i2s_data;
static struct port_flag siu_flags[SIU_PORT_NUM] = {
[SIU_PORT_A] = {
@ -113,7 +112,7 @@ static void siu_dai_start(struct siu_port *port_info)
dev_dbg(port_info->pcm->card->dev, "%s\n", __func__);
/* Turn on SIU clock */
pm_runtime_get_sync(port_info->pcm->card->dev);
pm_runtime_get_sync(info->dev);
/* Issue software reset to siu */
siu_write32(base + SIU_SRCTL, 0);
@ -160,7 +159,7 @@ static void siu_dai_stop(struct siu_port *port_info)
siu_write32(base + SIU_SRCTL, 0);
/* Turn off SIU clock */
pm_runtime_put_sync(port_info->pcm->card->dev);
pm_runtime_put_sync(info->dev);
}
static void siu_dai_spbAselect(struct siu_port *port_info)
@ -675,20 +674,36 @@ static int siu_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
}
siu_clk = clk_get(dai->dev, siu_name);
if (IS_ERR(siu_clk))
if (IS_ERR(siu_clk)) {
dev_err(dai->dev, "%s: cannot get a SIU clock: %ld\n", __func__,
PTR_ERR(siu_clk));
return PTR_ERR(siu_clk);
parent_clk = clk_get(dai->dev, parent_name);
if (!IS_ERR(parent_clk)) {
ret = clk_set_parent(siu_clk, parent_clk);
if (!ret)
clk_set_rate(siu_clk, freq);
clk_put(parent_clk);
}
parent_clk = clk_get(dai->dev, parent_name);
if (IS_ERR(parent_clk)) {
ret = PTR_ERR(parent_clk);
dev_err(dai->dev, "cannot get a SIU clock parent: %d\n", ret);
goto epclkget;
}
ret = clk_set_parent(siu_clk, parent_clk);
if (ret < 0) {
dev_err(dai->dev, "cannot reparent the SIU clock: %d\n", ret);
goto eclksetp;
}
ret = clk_set_rate(siu_clk, freq);
if (ret < 0)
dev_err(dai->dev, "cannot set SIU clock rate: %d\n", ret);
/* TODO: when clkdev gets reference counting we'll move these to siu_dai_shutdown() */
eclksetp:
clk_put(parent_clk);
epclkget:
clk_put(siu_clk);
return 0;
return ret;
}
static struct snd_soc_dai_ops siu_dai_ops = {
@ -700,7 +715,7 @@ static struct snd_soc_dai_ops siu_dai_ops = {
};
static struct snd_soc_dai_driver siu_i2s_dai = {
.name = "sui-i2s-dai",
.name = "siu-i2s-dai",
.playback = {
.channels_min = 2,
.channels_max = 2,
@ -727,6 +742,7 @@ static int __devinit siu_probe(struct platform_device *pdev)
if (!info)
return -ENOMEM;
siu_i2s_data = info;
info->dev = &pdev->dev;
ret = request_firmware(&fw_entry, "siu_spb.bin", &pdev->dev);
if (ret)
@ -828,6 +844,7 @@ static int __devexit siu_remove(struct platform_device *pdev)
static struct platform_driver siu_driver = {
.driver = {
.owner = THIS_MODULE,
.name = "siu-pcm-audio",
},
.probe = siu_probe,

2
sound/soc/sh/siu_pcm.c
View File

@ -341,7 +341,7 @@ static int siu_pcm_open(struct snd_pcm_substream *ss)
{
/* Playback / Capture */
struct snd_soc_pcm_runtime *rtd = ss->private_data;
struct siu_platform *pdata = snd_soc_platform_get_drvdata(rtd->platform);
struct siu_platform *pdata = rtd->platform->dev->platform_data;
struct siu_info *info = siu_i2s_data;
struct siu_port *port_info = siu_port_info(ss);
struct siu_stream *siu_stream;