From 467a8c2f41ab4b96a7c604619eb7465db403dda8 Mon Sep 17 00:00:00 2001 From: Adrian Bunk Date: Mon, 11 Apr 2005 14:11:00 +0200 Subject: [ALSA] remove dead code YMFPCI driver This patch removes some dead code found by the Coverity checker. Signed-off-by: Adrian Bunk Signed-off-by: Takashi Iwai --- sound/pci/ymfpci/ymfpci_main.c | 31 ++++++++----------------------- 1 file changed, 8 insertions(+), 23 deletions(-) (limited to 'sound') diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c index 05f1629760b..997cf37cddd 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); -- cgit v1.2.3