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ASoC: tegra-alt: Trivial clean-up for tegra_alt_asoc_utils_init()

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Trivial clean-up to the tegra_alt_asoc_utils_init() function to improve
readability and simplify by ...

1. Removing 'goto' statements because we only return the error code on
   error and there is no clean-up that needs to be done in the error
   path.
2. Move the code to request the clk_cdev1_rst reset from under the
   "data->soc > TEGRA_ASOC_UTILS_SOC_TEGRA210" check because we only
   use this reset for Tegra186 and there is an additional check for this
   device.

Bug 1665446

Change-Id: I23aa8978721f677204a929c8fdebea1f9081793f
Signed-off-by: Jonathan Hunter <jonathanh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2016370
Reviewed-by: Mohan Kumar D <mkumard@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Jonathan Hunter
2019-01-07 11:03:52 +00:00
committed by Sameer Pujar
parent ce50d17412
commit 1785c1bee4
1 changed files with 16 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
sound/soc/tegra-alt/utils/tegra_asoc_utils_alt.c
View File

@@ -189,8 +189,6 @@ EXPORT_SYMBOL_GPL(tegra_alt_asoc_utils_clk_disable);
int tegra_alt_asoc_utils_init(struct tegra_asoc_audio_clock_info *data,
struct device *dev, struct snd_soc_card *card)
{
int ret;
data->dev = dev;
data->card = card;
data->mclk_scale = 256;
@@ -209,56 +207,47 @@ int tegra_alt_asoc_utils_init(struct tegra_asoc_audio_clock_info *data,
data->clk_m = devm_clk_get(dev, "clk_m");
if (IS_ERR(data->clk_m)) {
dev_err(data->dev, "Can't retrieve clk clk_m\n");
ret = PTR_ERR(data->clk_m);
goto err;
return PTR_ERR(data->clk_m);
}
data->clk_pll_a = devm_clk_get(dev, "pll_a");
if (IS_ERR(data->clk_pll_a)) {
dev_err(data->dev, "Can't retrieve clk pll_a\n");
ret = PTR_ERR(data->clk_pll_a);
goto err;
return PTR_ERR(data->clk_pll_a);
}
data->clk_pll_a_out0 = devm_clk_get(dev, "pll_a_out0");
if (IS_ERR(data->clk_pll_a_out0)) {
dev_err(data->dev, "Can't retrieve clk pll_a_out0\n");
ret = PTR_ERR(data->clk_pll_a_out0);
goto err;
return PTR_ERR(data->clk_pll_a_out0);
}
data->clk_cdev1 = devm_clk_get(dev, "extern1");
if (IS_ERR(data->clk_cdev1)) {
dev_err(data->dev, "Can't retrieve clk cdev1\n");
ret = PTR_ERR(data->clk_cdev1);
goto err;
return PTR_ERR(data->clk_cdev1);
}
if (data->soc > TEGRA_ASOC_UTILS_SOC_TEGRA210) {
data->clk_ahub = devm_clk_get(dev, "ahub");
if (IS_ERR(data->clk_ahub)) {
dev_err(data->dev, "Can't retrieve clk ahub\n");
ret = PTR_ERR(data->clk_ahub);
goto err;
}
if (data->soc == TEGRA_ASOC_UTILS_SOC_TEGRA186) {
data->clk_cdev1_rst = devm_reset_control_get(dev,
"extern1_rst");
if (IS_ERR(data->clk_cdev1_rst)) {
dev_err(dev,
"Reset control is not found, err: %ld\n",
PTR_ERR(data->clk_cdev1_rst));
return PTR_ERR(data->clk_cdev1_rst);
}
reset_control_reset(data->clk_cdev1_rst);
return PTR_ERR(data->clk_ahub);
}
}
return 0;
if (data->soc == TEGRA_ASOC_UTILS_SOC_TEGRA186) {
data->clk_cdev1_rst = devm_reset_control_get(dev,
"extern1_rst");
if (IS_ERR(data->clk_cdev1_rst)) {
dev_err(dev, "Reset control is not found, err: %ld\n",
PTR_ERR(data->clk_cdev1_rst));
return PTR_ERR(data->clk_cdev1_rst);
}
reset_control_reset(data->clk_cdev1_rst);
}
err:
return ret;
return 0;
}
EXPORT_SYMBOL_GPL(tegra_alt_asoc_utils_init);