From 58f42dfd7977599b060996491412fcec688d025d Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 3 Aug 2021 14:00:37 +0900 Subject: [PATCH 1/4] ASoC: soc-ops: cleanup cppcheck warning at snd_soc_put_volsw_sx() This patch cleanups below cppcheck warning. sound/soc/soc-ops.c:410:30: style: The scope of the variable 'val2' can be reduced. [variableScope] unsigned int val, val_mask, val2 = 0; ^ Signed-off-by: Kuninori Morimoto Link: https://lore.kernel.org/r/874kc7w2a2.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- sound/soc/soc-ops.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 58527247df83..9742e3c345b6 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -407,7 +407,7 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, int min = mc->min; unsigned int mask = (1U << (fls(min + max) - 1)) - 1; int err = 0; - unsigned int val, val_mask, val2; + unsigned int val, val_mask; val_mask = mask << shift; val = (ucontrol->value.integer.value[0] + min) & mask; @@ -418,6 +418,8 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, return err; if (snd_soc_volsw_is_stereo(mc)) { + unsigned int val2; + val_mask = mask << rshift; val2 = (ucontrol->value.integer.value[1] + min) & mask; val2 = val2 << rshift; From 872040f7980b929d75877e7b9d721ea808ce06e1 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 3 Aug 2021 14:00:49 +0900 Subject: [PATCH 2/4] ASoC: soc-ops: cleanup cppcheck warning at snd_soc_limit_volume() This patch cleanups below cppcheck warning. sound/soc/soc-ops.c:576:28: style: The scope of the variable 'mc' can be reduced. [variableScope] struct soc_mixer_control *mc; ^ Signed-off-by: Kuninori Morimoto Link: https://lore.kernel.org/r/8735rrw29q.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- sound/soc/soc-ops.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 9742e3c345b6..11be75f25300 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -575,7 +575,6 @@ int snd_soc_limit_volume(struct snd_soc_card *card, const char *name, int max) { struct snd_kcontrol *kctl; - struct soc_mixer_control *mc; int ret = -EINVAL; /* Sanity check for name and max */ @@ -584,7 +583,7 @@ int snd_soc_limit_volume(struct snd_soc_card *card, kctl = snd_soc_card_get_kcontrol(card, name); if (kctl) { - mc = (struct soc_mixer_control *)kctl->private_value; + struct soc_mixer_control *mc = (struct soc_mixer_control *)kctl->private_value; if (max <= mc->max) { mc->platform_max = max; ret = 0; From b1ebecb90bf69fbd288e873bbf545061f5a6c144 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 3 Aug 2021 14:00:55 +0900 Subject: [PATCH 3/4] ASoC: soc-ops: cleanup cppcheck warning at snd_soc_get_xr_sx() This patch cleanups below cppcheck warning. sound/soc/soc-ops.c:814:15: style: The scope of the variable 'regval' can be reduced. [variableScope] unsigned int regval; ^ Signed-off-by: Kuninori Morimoto Link: https://lore.kernel.org/r/871r7bw29k.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- sound/soc/soc-ops.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 11be75f25300..93bb8bc5ae33 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -812,11 +812,10 @@ int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, long min = mc->min; long max = mc->max; long val = 0; - unsigned int regval; unsigned int i; for (i = 0; i < regcount; i++) { - regval = snd_soc_component_read(component, regbase+i); + unsigned int regval = snd_soc_component_read(component, regbase+i); val |= (regval & regwmask) << (regwshift*(regcount-i-1)); } val &= mask; From b285b51018a7ca206401829fb83c8b967c22bfa5 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 3 Aug 2021 14:01:00 +0900 Subject: [PATCH 4/4] ASoC: soc-ops: cleanup cppcheck warning at snd_soc_put_xr_sx() This patch cleanups below cppcheck warning. sound/soc/soc-ops.c:859:18: style: The scope of the variable 'regval' can be reduced. [variableScope] unsigned int i, regval, regmask; ^ sound/soc/soc-ops.c:859:26: style: The scope of the variable 'regmask' can be reduced. [variableScope] unsigned int i, regval, regmask; ^ sound/soc/soc-ops.c:860:6: style: The scope of the variable 'err' can be reduced. [variableScope] int err; ^ Signed-off-by: Kuninori Morimoto Link: https://lore.kernel.org/r/87zgtzunoz.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- sound/soc/soc-ops.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 93bb8bc5ae33..08eaa9ddf191 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -856,17 +856,16 @@ int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, unsigned long mask = (1UL<nbits)-1; long max = mc->max; long val = ucontrol->value.integer.value[0]; - unsigned int i, regval, regmask; - int err; + unsigned int i; if (invert) val = max - val; val &= mask; for (i = 0; i < regcount; i++) { - regval = (val >> (regwshift*(regcount-i-1))) & regwmask; - regmask = (mask >> (regwshift*(regcount-i-1))) & regwmask; - err = snd_soc_component_update_bits(component, regbase+i, - regmask, regval); + unsigned int regval = (val >> (regwshift*(regcount-i-1))) & regwmask; + unsigned int regmask = (mask >> (regwshift*(regcount-i-1))) & regwmask; + int err = snd_soc_component_update_bits(component, regbase+i, + regmask, regval); if (err < 0) return err; }