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authorAdrian Bunk <bunk@stusta.de>2005-04-11 16:11:00 +0400
committerJaroslav Kysela <perex@suse.cz>2005-05-29 11:59:01 +0400
commit467a8c2f41ab4b96a7c604619eb7465db403dda8 (patch)
treec2467bc1835cbea825fc69c06e411195a31b6adc /sound/pci/ymfpci
parentaed058e8713f76be9258011238670064ea3e69a8 (diff)
downloadlinux-467a8c2f41ab4b96a7c604619eb7465db403dda8.tar.xz
[ALSA] remove dead code
YMFPCI driver This patch removes some dead code found by the Coverity checker. Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ymfpci')
-rw-r--r--sound/pci/ymfpci/ymfpci_main.c31
1 files changed, 8 insertions, 23 deletions
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index 05f1629760bc..997cf37cdddd 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -1421,17 +1421,15 @@ static snd_kcontrol_new_t snd_ymfpci_drec_source __devinitdata = {
static int snd_ymfpci_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
- unsigned int mask = 1;
-
switch (kcontrol->private_value) {
case YDSXGR_SPDIFOUTCTRL: break;
case YDSXGR_SPDIFINCTRL: break;
default: return -EINVAL;
}
- uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
uinfo->count = 1;
uinfo->value.integer.min = 0;
- uinfo->value.integer.max = mask;
+ uinfo->value.integer.max = 1;
return 0;
}
@@ -1439,7 +1437,7 @@ static int snd_ymfpci_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
{
ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value;
- unsigned int shift = 0, mask = 1, invert = 0;
+ unsigned int shift = 0, mask = 1;
switch (kcontrol->private_value) {
case YDSXGR_SPDIFOUTCTRL: break;
@@ -1447,8 +1445,6 @@ static int snd_ymfpci_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
default: return -EINVAL;
}
ucontrol->value.integer.value[0] = (snd_ymfpci_readl(chip, reg) >> shift) & mask;
- if (invert)
- ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
return 0;
}
@@ -1456,7 +1452,7 @@ static int snd_ymfpci_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
{
ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value;
- unsigned int shift = 0, mask = 1, invert = 0;
+ unsigned int shift = 0, mask = 1;
int change;
unsigned int val, oval;
@@ -1466,8 +1462,6 @@ static int snd_ymfpci_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
default: return -EINVAL;
}
val = (ucontrol->value.integer.value[0] & mask);
- if (invert)
- val = mask - val;
val <<= shift;
spin_lock_irq(&chip->reg_lock);
oval = snd_ymfpci_readl(chip, reg);
@@ -1487,14 +1481,13 @@ static int snd_ymfpci_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
static int snd_ymfpci_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
unsigned int reg = kcontrol->private_value;
- unsigned int mask = 16383;
if (reg < 0x80 || reg >= 0xc0)
return -EINVAL;
- uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
- uinfo->value.integer.max = mask;
+ uinfo->value.integer.max = 16383;
return 0;
}
@@ -1502,7 +1495,7 @@ static int snd_ymfpci_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
{
ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
unsigned int reg = kcontrol->private_value;
- unsigned int shift_left = 0, shift_right = 16, mask = 16383, invert = 0;
+ unsigned int shift_left = 0, shift_right = 16, mask = 16383;
unsigned int val;
if (reg < 0x80 || reg >= 0xc0)
@@ -1512,10 +1505,6 @@ static int snd_ymfpci_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
spin_unlock_irq(&chip->reg_lock);
ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
- if (invert) {
- ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
- ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
- }
return 0;
}
@@ -1523,7 +1512,7 @@ static int snd_ymfpci_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
{
ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
unsigned int reg = kcontrol->private_value;
- unsigned int shift_left = 0, shift_right = 16, mask = 16383, invert = 0;
+ unsigned int shift_left = 0, shift_right = 16, mask = 16383;
int change;
unsigned int val1, val2, oval;
@@ -1531,10 +1520,6 @@ static int snd_ymfpci_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
return -EINVAL;
val1 = ucontrol->value.integer.value[0] & mask;
val2 = ucontrol->value.integer.value[1] & mask;
- if (invert) {
- val1 = mask - val1;
- val2 = mask - val2;
- }
val1 <<= shift_left;
val2 <<= shift_right;
spin_lock_irq(&chip->reg_lock);