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Message-Id: <20241025082042.2872-1-tangbin@cmss.chinamobile.com>
Date: Fri, 25 Oct 2024 16:20:42 +0800
From: Tang Bin <tangbin@...s.chinamobile.com>
To: shenghao-ding@...com,
kevin-lu@...com,
baojun.xu@...com,
broonie@...nel.org,
perex@...ex.cz,
tiwai@...e.com,
lgirdwood@...il.com
Cc: alsa-devel@...a-project.org,
linux-sound@...r.kernel.org,
linux-kernel@...r.kernel.org,
Tang Bin <tangbin@...s.chinamobile.com>
Subject: [PATCH] ASoC: tas2781: Fix redundant logical jump
In these functions, some logical jump of "goto" and variable
are redundant, thus remove them.
Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
sound/soc/codecs/tas2781-i2c.c | 68 +++++++++++++---------------------
1 file changed, 25 insertions(+), 43 deletions(-)
diff --git a/sound/soc/codecs/tas2781-i2c.c b/sound/soc/codecs/tas2781-i2c.c
index 68887799e..27f2f84a4 100644
--- a/sound/soc/codecs/tas2781-i2c.c
+++ b/sound/soc/codecs/tas2781-i2c.c
@@ -489,14 +489,11 @@ static int tas2563_calib_start_put(struct snd_kcontrol *kcontrol,
struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
struct tasdevice_priv *tas_priv = snd_soc_component_get_drvdata(comp);
const int sum = ARRAY_SIZE(tas2563_cali_start_reg);
- int rc = 1;
int i, j;
guard(mutex)(&tas_priv->codec_lock);
- if (tas_priv->chip_id != TAS2563) {
- rc = -1;
- goto out;
- }
+ if (tas_priv->chip_id != TAS2563)
+ return -1;
for (i = 0; i < tas_priv->ndev; i++) {
struct tasdevice *tasdev = tas_priv->tasdevice;
@@ -523,8 +520,8 @@ static int tas2563_calib_start_put(struct snd_kcontrol *kcontrol,
q[j].val, 4);
}
}
-out:
- return rc;
+
+ return 1;
}
static void tas2563_calib_stop_put(struct tasdevice_priv *tas_priv)
@@ -576,7 +573,7 @@ static int tasdev_cali_data_put(struct snd_kcontrol *kcontrol,
struct cali_reg *p = &cali_data->cali_reg_array;
unsigned char *src = ucontrol->value.bytes.data;
unsigned char *dst = cali_data->data;
- int rc = 1, i = 0;
+ int i = 0;
int j;
guard(mutex)(&priv->codec_lock);
@@ -605,7 +602,7 @@ static int tasdev_cali_data_put(struct snd_kcontrol *kcontrol,
i += 3;
memcpy(dst, &src[i], cali_data->total_sz);
- return rc;
+ return 1;
}
static int tas2781_latch_reg_get(struct snd_kcontrol *kcontrol,
@@ -1115,25 +1112,21 @@ static int tasdevice_dsp_create_ctrls(struct tasdevice_priv *tas_priv)
char *conf_name, *prog_name;
int nr_controls = 4;
int mix_index = 0;
- int ret;
/* Alloc kcontrol via devm_kzalloc, which don't manually
* free the kcontrol
*/
dsp_ctrls = devm_kcalloc(tas_priv->dev, nr_controls,
sizeof(dsp_ctrls[0]), GFP_KERNEL);
- if (!dsp_ctrls) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!dsp_ctrls)
+ return -ENOMEM;
/* Create mixer items for selecting the active Program and Config */
prog_name = devm_kstrdup(tas_priv->dev, "Speaker Program Id",
GFP_KERNEL);
- if (!prog_name) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!prog_name)
+ return -ENOMEM;
+
dsp_ctrls[mix_index].name = prog_name;
dsp_ctrls[mix_index].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
dsp_ctrls[mix_index].info = tasdevice_info_programs;
@@ -1143,10 +1136,9 @@ static int tasdevice_dsp_create_ctrls(struct tasdevice_priv *tas_priv)
conf_name = devm_kstrdup(tas_priv->dev, "Speaker Config Id",
GFP_KERNEL);
- if (!conf_name) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!conf_name)
+ return -ENOMEM;
+
dsp_ctrls[mix_index].name = conf_name;
dsp_ctrls[mix_index].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
dsp_ctrls[mix_index].info = tasdevice_info_configurations;
@@ -1156,10 +1148,9 @@ static int tasdevice_dsp_create_ctrls(struct tasdevice_priv *tas_priv)
active_dev_num = devm_kstrdup(tas_priv->dev, "Activate Tasdevice Num",
GFP_KERNEL);
- if (!active_dev_num) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!active_dev_num)
+ return -ENOMEM;
+
dsp_ctrls[mix_index].name = active_dev_num;
dsp_ctrls[mix_index].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
dsp_ctrls[mix_index].info = tasdevice_info_active_num;
@@ -1168,21 +1159,17 @@ static int tasdevice_dsp_create_ctrls(struct tasdevice_priv *tas_priv)
mix_index++;
chip_id = devm_kstrdup(tas_priv->dev, "Tasdevice Chip Id", GFP_KERNEL);
- if (!chip_id) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!chip_id)
+ return -ENOMEM;
+
dsp_ctrls[mix_index].name = chip_id;
dsp_ctrls[mix_index].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
dsp_ctrls[mix_index].info = tasdevice_info_chip_id;
dsp_ctrls[mix_index].get = tasdevice_get_chip_id;
mix_index++;
- ret = snd_soc_add_component_controls(tas_priv->codec, dsp_ctrls,
+ return snd_soc_add_component_controls(tas_priv->codec, dsp_ctrls,
nr_controls < mix_index ? nr_controls : mix_index);
-
-out:
- return ret;
}
static int tasdevice_create_cali_ctrls(struct tasdevice_priv *priv)
@@ -1469,7 +1456,6 @@ static int tasdevice_hw_params(struct snd_pcm_substream *substream,
unsigned int slot_width;
unsigned int fsrate;
int bclk_rate;
- int rc = 0;
fsrate = params_rate(params);
switch (fsrate) {
@@ -1479,8 +1465,7 @@ static int tasdevice_hw_params(struct snd_pcm_substream *substream,
default:
dev_err(tas_priv->dev, "%s: incorrect sample rate = %u\n",
__func__, fsrate);
- rc = -EINVAL;
- goto out;
+ return -EINVAL;
}
slot_width = params_width(params);
@@ -1493,20 +1478,17 @@ static int tasdevice_hw_params(struct snd_pcm_substream *substream,
default:
dev_err(tas_priv->dev, "%s: incorrect slot width = %u\n",
__func__, slot_width);
- rc = -EINVAL;
- goto out;
+ return -EINVAL;
}
bclk_rate = snd_soc_params_to_bclk(params);
if (bclk_rate < 0) {
dev_err(tas_priv->dev, "%s: incorrect bclk rate = %d\n",
__func__, bclk_rate);
- rc = bclk_rate;
- goto out;
+ return bclk_rate;
}
-out:
- return rc;
+ return 0;
}
static int tasdevice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
--
2.33.0
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