diff options
Diffstat (limited to 'sound/pci/ac97/ac97_codec.c')
| -rw-r--r-- | sound/pci/ac97/ac97_codec.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index 4ece205..61549b1 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -120,6 +120,7 @@ static const ac97_codec_id_t snd_ac97_codec_ids[] = { { 0x414c4770, 0xfffffff0, "ALC203", NULL, NULL }, { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL }, { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL }, +{ 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780, NULL }, { 0x434d4978, 0xffffffff, "CMI9761", patch_cm9761, NULL }, { 0x434d4982, 0xffffffff, "CMI9761", patch_cm9761, NULL }, { 0x434d4983, 0xffffffff, "CMI9761", patch_cm9761, NULL }, @@ -462,12 +463,14 @@ int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * u { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; - unsigned short val; + unsigned short val, bitmask; + for (bitmask = 1; bitmask > e->mask; bitmask <<= 1) + ; val = snd_ac97_read_cache(ac97, e->reg); - ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (e->mask - 1); + ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1); if (e->shift_l != e->shift_r) - ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (e->mask - 1); + ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1); return 0; } @@ -477,17 +480,19 @@ int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * u ac97_t *ac97 = snd_kcontrol_chip(kcontrol); struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; unsigned short val; - unsigned short mask; + unsigned short mask, bitmask; + for (bitmask = 1; bitmask > e->mask; bitmask <<= 1) + ; if (ucontrol->value.enumerated.item[0] > e->mask - 1) return -EINVAL; val = ucontrol->value.enumerated.item[0] << e->shift_l; - mask = (e->mask - 1) << e->shift_l; + mask = (bitmask - 1) << e->shift_l; if (e->shift_l != e->shift_r) { if (ucontrol->value.enumerated.item[1] > e->mask - 1) return -EINVAL; val |= ucontrol->value.enumerated.item[1] << e->shift_r; - mask |= (e->mask - 1) << e->shift_r; + mask |= (bitmask - 1) << e->shift_r; } return snd_ac97_update_bits(ac97, e->reg, mask, val); } |
