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authorStephen Warren <swarren@nvidia.com>2012-04-06 18:30:52 +0200
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-06 18:36:15 +0200
commit896637ac1be95a239b68dbe61c12a8a9bc00a9a3 (patch)
treebd6bfa8f1ecb71d1307634354eb6e674576abd93 /sound/soc/tegra/tegra20_i2s.c
parentASoC: tegra: rename Tegra20-specific driver files (diff)
downloadlinux-896637ac1be95a239b68dbe61c12a8a9bc00a9a3.tar.xz
linux-896637ac1be95a239b68dbe61c12a8a9bc00a9a3.zip
ASoC: tegra: complete Tegra->Tegra20 renaming
Rename Tegra20-specific Kconfig variables, module filenames, all internal symbol names, clocks, and platform devices, to reflect the fact the DAS and I2S drivers are for a specific HW version. Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/tegra/tegra20_i2s.c')
-rw-r--r--sound/soc/tegra/tegra20_i2s.c204
1 files changed, 102 insertions, 102 deletions
diff --git a/sound/soc/tegra/tegra20_i2s.c b/sound/soc/tegra/tegra20_i2s.c
index e24759ae291b..878798c89e49 100644
--- a/sound/soc/tegra/tegra20_i2s.c
+++ b/sound/soc/tegra/tegra20_i2s.c
@@ -45,86 +45,86 @@
#include "tegra20_i2s.h"
-#define DRV_NAME "tegra-i2s"
+#define DRV_NAME "tegra20-i2s"
-static inline void tegra_i2s_write(struct tegra_i2s *i2s, u32 reg, u32 val)
+static inline void tegra20_i2s_write(struct tegra20_i2s *i2s, u32 reg, u32 val)
{
__raw_writel(val, i2s->regs + reg);
}
-static inline u32 tegra_i2s_read(struct tegra_i2s *i2s, u32 reg)
+static inline u32 tegra20_i2s_read(struct tegra20_i2s *i2s, u32 reg)
{
return __raw_readl(i2s->regs + reg);
}
#ifdef CONFIG_DEBUG_FS
-static int tegra_i2s_show(struct seq_file *s, void *unused)
+static int tegra20_i2s_show(struct seq_file *s, void *unused)
{
#define REG(r) { r, #r }
static const struct {
int offset;
const char *name;
} regs[] = {
- REG(TEGRA_I2S_CTRL),
- REG(TEGRA_I2S_STATUS),
- REG(TEGRA_I2S_TIMING),
- REG(TEGRA_I2S_FIFO_SCR),
- REG(TEGRA_I2S_PCM_CTRL),
- REG(TEGRA_I2S_NW_CTRL),
- REG(TEGRA_I2S_TDM_CTRL),
- REG(TEGRA_I2S_TDM_TX_RX_CTRL),
+ REG(TEGRA20_I2S_CTRL),
+ REG(TEGRA20_I2S_STATUS),
+ REG(TEGRA20_I2S_TIMING),
+ REG(TEGRA20_I2S_FIFO_SCR),
+ REG(TEGRA20_I2S_PCM_CTRL),
+ REG(TEGRA20_I2S_NW_CTRL),
+ REG(TEGRA20_I2S_TDM_CTRL),
+ REG(TEGRA20_I2S_TDM_TX_RX_CTRL),
};
#undef REG
- struct tegra_i2s *i2s = s->private;
+ struct tegra20_i2s *i2s = s->private;
int i;
for (i = 0; i < ARRAY_SIZE(regs); i++) {
- u32 val = tegra_i2s_read(i2s, regs[i].offset);
+ u32 val = tegra20_i2s_read(i2s, regs[i].offset);
seq_printf(s, "%s = %08x\n", regs[i].name, val);
}
return 0;
}
-static int tegra_i2s_debug_open(struct inode *inode, struct file *file)
+static int tegra20_i2s_debug_open(struct inode *inode, struct file *file)
{
- return single_open(file, tegra_i2s_show, inode->i_private);
+ return single_open(file, tegra20_i2s_show, inode->i_private);
}
-static const struct file_operations tegra_i2s_debug_fops = {
- .open = tegra_i2s_debug_open,
+static const struct file_operations tegra20_i2s_debug_fops = {
+ .open = tegra20_i2s_debug_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
-static void tegra_i2s_debug_add(struct tegra_i2s *i2s)
+static void tegra20_i2s_debug_add(struct tegra20_i2s *i2s)
{
i2s->debug = debugfs_create_file(i2s->dai.name, S_IRUGO,
snd_soc_debugfs_root, i2s,
- &tegra_i2s_debug_fops);
+ &tegra20_i2s_debug_fops);
}
-static void tegra_i2s_debug_remove(struct tegra_i2s *i2s)
+static void tegra20_i2s_debug_remove(struct tegra20_i2s *i2s)
{
if (i2s->debug)
debugfs_remove(i2s->debug);
}
#else
-static inline void tegra_i2s_debug_add(struct tegra_i2s *i2s, int id)
+static inline void tegra20_i2s_debug_add(struct tegra20_i2s *i2s, int id)
{
}
-static inline void tegra_i2s_debug_remove(struct tegra_i2s *i2s)
+static inline void tegra20_i2s_debug_remove(struct tegra20_i2s *i2s)
{
}
#endif
-static int tegra_i2s_set_fmt(struct snd_soc_dai *dai,
+static int tegra20_i2s_set_fmt(struct snd_soc_dai *dai,
unsigned int fmt)
{
- struct tegra_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+ struct tegra20_i2s *i2s = snd_soc_dai_get_drvdata(dai);
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
@@ -133,10 +133,10 @@ static int tegra_i2s_set_fmt(struct snd_soc_dai *dai,
return -EINVAL;
}
- i2s->reg_ctrl &= ~TEGRA_I2S_CTRL_MASTER_ENABLE;
+ i2s->reg_ctrl &= ~TEGRA20_I2S_CTRL_MASTER_ENABLE;
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBS_CFS:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_MASTER_ENABLE;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_MASTER_ENABLE;
break;
case SND_SOC_DAIFMT_CBM_CFM:
break;
@@ -144,28 +144,28 @@ static int tegra_i2s_set_fmt(struct snd_soc_dai *dai,
return -EINVAL;
}
- i2s->reg_ctrl &= ~(TEGRA_I2S_CTRL_BIT_FORMAT_MASK |
- TEGRA_I2S_CTRL_LRCK_MASK);
+ i2s->reg_ctrl &= ~(TEGRA20_I2S_CTRL_BIT_FORMAT_MASK |
+ TEGRA20_I2S_CTRL_LRCK_MASK);
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_DSP_A:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_FORMAT_DSP;
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_LRCK_L_LOW;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_FORMAT_DSP;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_LRCK_L_LOW;
break;
case SND_SOC_DAIFMT_DSP_B:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_FORMAT_DSP;
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_LRCK_R_LOW;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_FORMAT_DSP;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_LRCK_R_LOW;
break;
case SND_SOC_DAIFMT_I2S:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_FORMAT_I2S;
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_LRCK_L_LOW;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_FORMAT_I2S;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_LRCK_L_LOW;
break;
case SND_SOC_DAIFMT_RIGHT_J:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_FORMAT_RJM;
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_LRCK_L_LOW;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_FORMAT_RJM;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_LRCK_L_LOW;
break;
case SND_SOC_DAIFMT_LEFT_J:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_FORMAT_LJM;
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_LRCK_L_LOW;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_FORMAT_LJM;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_LRCK_L_LOW;
break;
default:
return -EINVAL;
@@ -174,27 +174,27 @@ static int tegra_i2s_set_fmt(struct snd_soc_dai *dai,
return 0;
}
-static int tegra_i2s_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
+static int tegra20_i2s_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
{
struct device *dev = substream->pcm->card->dev;
- struct tegra_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+ struct tegra20_i2s *i2s = snd_soc_dai_get_drvdata(dai);
u32 reg;
int ret, sample_size, srate, i2sclock, bitcnt;
- i2s->reg_ctrl &= ~TEGRA_I2S_CTRL_BIT_SIZE_MASK;
+ i2s->reg_ctrl &= ~TEGRA20_I2S_CTRL_BIT_SIZE_MASK;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_SIZE_16;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_SIZE_16;
sample_size = 16;
break;
case SNDRV_PCM_FORMAT_S24_LE:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_SIZE_24;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_SIZE_24;
sample_size = 24;
break;
case SNDRV_PCM_FORMAT_S32_LE:
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_BIT_SIZE_32;
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_BIT_SIZE_32;
sample_size = 32;
break;
default:
@@ -213,54 +213,54 @@ static int tegra_i2s_hw_params(struct snd_pcm_substream *substream,
}
bitcnt = (i2sclock / (2 * srate)) - 1;
- if (bitcnt < 0 || bitcnt > TEGRA_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US)
+ if (bitcnt < 0 || bitcnt > TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US)
return -EINVAL;
- reg = bitcnt << TEGRA_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT;
+ reg = bitcnt << TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT;
if (i2sclock % (2 * srate))
- reg |= TEGRA_I2S_TIMING_NON_SYM_ENABLE;
+ reg |= TEGRA20_I2S_TIMING_NON_SYM_ENABLE;
clk_enable(i2s->clk_i2s);
- tegra_i2s_write(i2s, TEGRA_I2S_TIMING, reg);
+ tegra20_i2s_write(i2s, TEGRA20_I2S_TIMING, reg);
- tegra_i2s_write(i2s, TEGRA_I2S_FIFO_SCR,
- TEGRA_I2S_FIFO_SCR_FIFO2_ATN_LVL_FOUR_SLOTS |
- TEGRA_I2S_FIFO_SCR_FIFO1_ATN_LVL_FOUR_SLOTS);
+ tegra20_i2s_write(i2s, TEGRA20_I2S_FIFO_SCR,
+ TEGRA20_I2S_FIFO_SCR_FIFO2_ATN_LVL_FOUR_SLOTS |
+ TEGRA20_I2S_FIFO_SCR_FIFO1_ATN_LVL_FOUR_SLOTS);
clk_disable(i2s->clk_i2s);
return 0;
}
-static void tegra_i2s_start_playback(struct tegra_i2s *i2s)
+static void tegra20_i2s_start_playback(struct tegra20_i2s *i2s)
{
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_FIFO1_ENABLE;
- tegra_i2s_write(i2s, TEGRA_I2S_CTRL, i2s->reg_ctrl);
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_FIFO1_ENABLE;
+ tegra20_i2s_write(i2s, TEGRA20_I2S_CTRL, i2s->reg_ctrl);
}
-static void tegra_i2s_stop_playback(struct tegra_i2s *i2s)
+static void tegra20_i2s_stop_playback(struct tegra20_i2s *i2s)
{
- i2s->reg_ctrl &= ~TEGRA_I2S_CTRL_FIFO1_ENABLE;
- tegra_i2s_write(i2s, TEGRA_I2S_CTRL, i2s->reg_ctrl);
+ i2s->reg_ctrl &= ~TEGRA20_I2S_CTRL_FIFO1_ENABLE;
+ tegra20_i2s_write(i2s, TEGRA20_I2S_CTRL, i2s->reg_ctrl);
}
-static void tegra_i2s_start_capture(struct tegra_i2s *i2s)
+static void tegra20_i2s_start_capture(struct tegra20_i2s *i2s)
{
- i2s->reg_ctrl |= TEGRA_I2S_CTRL_FIFO2_ENABLE;
- tegra_i2s_write(i2s, TEGRA_I2S_CTRL, i2s->reg_ctrl);
+ i2s->reg_ctrl |= TEGRA20_I2S_CTRL_FIFO2_ENABLE;
+ tegra20_i2s_write(i2s, TEGRA20_I2S_CTRL, i2s->reg_ctrl);
}
-static void tegra_i2s_stop_capture(struct tegra_i2s *i2s)
+static void tegra20_i2s_stop_capture(struct tegra20_i2s *i2s)
{
- i2s->reg_ctrl &= ~TEGRA_I2S_CTRL_FIFO2_ENABLE;
- tegra_i2s_write(i2s, TEGRA_I2S_CTRL, i2s->reg_ctrl);
+ i2s->reg_ctrl &= ~TEGRA20_I2S_CTRL_FIFO2_ENABLE;
+ tegra20_i2s_write(i2s, TEGRA20_I2S_CTRL, i2s->reg_ctrl);
}
-static int tegra_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
- struct snd_soc_dai *dai)
+static int tegra20_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
+ struct snd_soc_dai *dai)
{
- struct tegra_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+ struct tegra20_i2s *i2s = snd_soc_dai_get_drvdata(dai);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
@@ -268,17 +268,17 @@ static int tegra_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
case SNDRV_PCM_TRIGGER_RESUME:
clk_enable(i2s->clk_i2s);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- tegra_i2s_start_playback(i2s);
+ tegra20_i2s_start_playback(i2s);
else
- tegra_i2s_start_capture(i2s);
+ tegra20_i2s_start_capture(i2s);
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
case SNDRV_PCM_TRIGGER_SUSPEND:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- tegra_i2s_stop_playback(i2s);
+ tegra20_i2s_stop_playback(i2s);
else
- tegra_i2s_stop_capture(i2s);
+ tegra20_i2s_stop_capture(i2s);
clk_disable(i2s->clk_i2s);
break;
default:
@@ -288,9 +288,9 @@ static int tegra_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
return 0;
}
-static int tegra_i2s_probe(struct snd_soc_dai *dai)
+static int tegra20_i2s_probe(struct snd_soc_dai *dai)
{
- struct tegra_i2s *i2s = snd_soc_dai_get_drvdata(dai);
+ struct tegra20_i2s *i2s = snd_soc_dai_get_drvdata(dai);
dai->capture_dma_data = &i2s->capture_dma_data;
dai->playback_dma_data = &i2s->playback_dma_data;
@@ -298,14 +298,14 @@ static int tegra_i2s_probe(struct snd_soc_dai *dai)
return 0;
}
-static const struct snd_soc_dai_ops tegra_i2s_dai_ops = {
- .set_fmt = tegra_i2s_set_fmt,
- .hw_params = tegra_i2s_hw_params,
- .trigger = tegra_i2s_trigger,
+static const struct snd_soc_dai_ops tegra20_i2s_dai_ops = {
+ .set_fmt = tegra20_i2s_set_fmt,
+ .hw_params = tegra20_i2s_hw_params,
+ .trigger = tegra20_i2s_trigger,
};
-static const struct snd_soc_dai_driver tegra_i2s_dai_template = {
- .probe = tegra_i2s_probe,
+static const struct snd_soc_dai_driver tegra20_i2s_dai_template = {
+ .probe = tegra20_i2s_probe,
.playback = {
.channels_min = 2,
.channels_max = 2,
@@ -318,27 +318,27 @@ static const struct snd_soc_dai_driver tegra_i2s_dai_template = {
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
- .ops = &tegra_i2s_dai_ops,
+ .ops = &tegra20_i2s_dai_ops,
.symmetric_rates = 1,
};
-static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)
+static __devinit int tegra20_i2s_platform_probe(struct platform_device *pdev)
{
- struct tegra_i2s *i2s;
+ struct tegra20_i2s *i2s;
struct resource *mem, *memregion, *dmareq;
u32 of_dma[2];
u32 dma_ch;
int ret;
- i2s = devm_kzalloc(&pdev->dev, sizeof(struct tegra_i2s), GFP_KERNEL);
+ i2s = devm_kzalloc(&pdev->dev, sizeof(struct tegra20_i2s), GFP_KERNEL);
if (!i2s) {
- dev_err(&pdev->dev, "Can't allocate tegra_i2s\n");
+ dev_err(&pdev->dev, "Can't allocate tegra20_i2s\n");
ret = -ENOMEM;
goto err;
}
dev_set_drvdata(&pdev->dev, i2s);
- i2s->dai = tegra_i2s_dai_template;
+ i2s->dai = tegra20_i2s_dai_template;
i2s->dai.name = dev_name(&pdev->dev);
i2s->clk_i2s = clk_get(&pdev->dev, NULL);
@@ -384,17 +384,17 @@ static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)
goto err_clk_put;
}
- i2s->capture_dma_data.addr = mem->start + TEGRA_I2S_FIFO2;
+ i2s->capture_dma_data.addr = mem->start + TEGRA20_I2S_FIFO2;
i2s->capture_dma_data.wrap = 4;
i2s->capture_dma_data.width = 32;
i2s->capture_dma_data.req_sel = dma_ch;
- i2s->playback_dma_data.addr = mem->start + TEGRA_I2S_FIFO1;
+ i2s->playback_dma_data.addr = mem->start + TEGRA20_I2S_FIFO1;
i2s->playback_dma_data.wrap = 4;
i2s->playback_dma_data.width = 32;
i2s->playback_dma_data.req_sel = dma_ch;
- i2s->reg_ctrl = TEGRA_I2S_CTRL_FIFO_FORMAT_PACKED;
+ i2s->reg_ctrl = TEGRA20_I2S_CTRL_FIFO_FORMAT_PACKED;
ret = snd_soc_register_dai(&pdev->dev, &i2s->dai);
if (ret) {
@@ -409,7 +409,7 @@ static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)
goto err_unregister_dai;
}
- tegra_i2s_debug_add(i2s);
+ tegra20_i2s_debug_add(i2s);
return 0;
@@ -421,38 +421,38 @@ err:
return ret;
}
-static int __devexit tegra_i2s_platform_remove(struct platform_device *pdev)
+static int __devexit tegra20_i2s_platform_remove(struct platform_device *pdev)
{
- struct tegra_i2s *i2s = dev_get_drvdata(&pdev->dev);
+ struct tegra20_i2s *i2s = dev_get_drvdata(&pdev->dev);
tegra_pcm_platform_unregister(&pdev->dev);
snd_soc_unregister_dai(&pdev->dev);
- tegra_i2s_debug_remove(i2s);
+ tegra20_i2s_debug_remove(i2s);
clk_put(i2s->clk_i2s);
return 0;
}
-static const struct of_device_id tegra_i2s_of_match[] __devinitconst = {
+static const struct of_device_id tegra20_i2s_of_match[] __devinitconst = {
{ .compatible = "nvidia,tegra20-i2s", },
{},
};
-static struct platform_driver tegra_i2s_driver = {
+static struct platform_driver tegra20_i2s_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
- .of_match_table = tegra_i2s_of_match,
+ .of_match_table = tegra20_i2s_of_match,
},
- .probe = tegra_i2s_platform_probe,
- .remove = __devexit_p(tegra_i2s_platform_remove),
+ .probe = tegra20_i2s_platform_probe,
+ .remove = __devexit_p(tegra20_i2s_platform_remove),
};
-module_platform_driver(tegra_i2s_driver);
+module_platform_driver(tegra20_i2s_driver);
MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>");
-MODULE_DESCRIPTION("Tegra I2S ASoC driver");
+MODULE_DESCRIPTION("Tegra20 I2S ASoC driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:" DRV_NAME);
-MODULE_DEVICE_TABLE(of, tegra_i2s_of_match);
+MODULE_DEVICE_TABLE(of, tegra20_i2s_of_match);