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yaml
---
r: 283764
b: refs/heads/master
c: d4a2eca
h: refs/heads/master
v: v3
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Stephen Warren authored and Mark Brown committed Nov 23, 2011
1 parent c3f0caa commit 2160f65
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Showing 3 changed files with 25 additions and 50 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 16c88583dca05034f284ad5c52f007a47673cf35
refs/heads/master: d4a2eca781bfd7323bfd98dbc7fd63c7d613fef2
72 changes: 23 additions & 49 deletions trunk/sound/soc/tegra/tegra_i2s.c
Original file line number Diff line number Diff line change
Expand Up @@ -98,13 +98,11 @@ static const struct file_operations tegra_i2s_debug_fops = {
.release = single_release,
};

static void tegra_i2s_debug_add(struct tegra_i2s *i2s, int id)
static void tegra_i2s_debug_add(struct tegra_i2s *i2s)
{
char name[] = DRV_NAME ".0";

snprintf(name, sizeof(name), DRV_NAME".%1d", id);
i2s->debug = debugfs_create_file(name, S_IRUGO, snd_soc_debugfs_root,
i2s, &tegra_i2s_debug_fops);
i2s->debug = debugfs_create_file(i2s->dai.name, S_IRUGO,
snd_soc_debugfs_root, i2s,
&tegra_i2s_debug_fops);
}

static void tegra_i2s_debug_remove(struct tegra_i2s *i2s)
Expand Down Expand Up @@ -311,43 +309,22 @@ static const struct snd_soc_dai_ops tegra_i2s_dai_ops = {
.trigger = tegra_i2s_trigger,
};

static struct snd_soc_dai_driver tegra_i2s_dai[] = {
{
.name = DRV_NAME ".0",
.probe = tegra_i2s_probe,
.playback = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.capture = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.ops = &tegra_i2s_dai_ops,
.symmetric_rates = 1,
static const struct snd_soc_dai_driver tegra_i2s_dai_template = {
.probe = tegra_i2s_probe,
.playback = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
{
.name = DRV_NAME ".1",
.probe = tegra_i2s_probe,
.playback = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.capture = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.ops = &tegra_i2s_dai_ops,
.symmetric_rates = 1,
.capture = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_96000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.ops = &tegra_i2s_dai_ops,
.symmetric_rates = 1,
};

static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)
Expand All @@ -356,12 +333,6 @@ static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)
struct resource *mem, *memregion, *dmareq;
int ret;

if ((pdev->id < 0) ||
(pdev->id >= ARRAY_SIZE(tegra_i2s_dai))) {
dev_err(&pdev->dev, "ID %d out of range\n", pdev->id);
return -EINVAL;
}

i2s = devm_kzalloc(&pdev->dev, sizeof(struct tegra_i2s), GFP_KERNEL);
if (!i2s) {
dev_err(&pdev->dev, "Can't allocate tegra_i2s\n");
Expand All @@ -370,6 +341,9 @@ static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)
}
dev_set_drvdata(&pdev->dev, i2s);

i2s->dai = tegra_i2s_dai_template;
i2s->dai.name = dev_name(&pdev->dev);

i2s->clk_i2s = clk_get(&pdev->dev, NULL);
if (IS_ERR(i2s->clk_i2s)) {
dev_err(&pdev->dev, "Can't retrieve i2s clock\n");
Expand Down Expand Up @@ -418,14 +392,14 @@ static __devinit int tegra_i2s_platform_probe(struct platform_device *pdev)

i2s->reg_ctrl = TEGRA_I2S_CTRL_FIFO_FORMAT_PACKED;

ret = snd_soc_register_dai(&pdev->dev, &tegra_i2s_dai[pdev->id]);
ret = snd_soc_register_dai(&pdev->dev, &i2s->dai);
if (ret) {
dev_err(&pdev->dev, "Could not register DAI: %d\n", ret);
ret = -ENOMEM;
goto err_clk_put;
}

tegra_i2s_debug_add(i2s, pdev->id);
tegra_i2s_debug_add(i2s);

return 0;

Expand Down
1 change: 1 addition & 0 deletions trunk/sound/soc/tegra/tegra_i2s.h
Original file line number Diff line number Diff line change
Expand Up @@ -153,6 +153,7 @@
#define TEGRA_I2S_FIFO_SCR_FIFO1_ATN_LVL_TWELVE_SLOTS (TEGRA_I2S_FIFO_ATN_LVL_TWELVE_SLOTS << TEGRA_I2S_FIFO_SCR_FIFO1_ATN_LVL_SHIFT)

struct tegra_i2s {
struct snd_soc_dai_driver dai;
struct clk *clk_i2s;
int clk_refs;
struct tegra_pcm_dma_params capture_dma_data;
Expand Down

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