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| author | David S. Miller <davem@davemloft.net> | 2017-08-21 17:06:42 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-08-21 17:06:42 -0700 |
| commit | e2a7c34fb2856fd5306e307e170e3dde358d0dce (patch) | |
| tree | afeb300b04186b1a1f649b2cd8a401a75878297c /sound/usb | |
| parent | 7d3f0cd43feea1636dd7746f22fe8249b34d1b79 (diff) | |
| parent | 6470812e22261d2342ef1597be62e63a0423d691 (diff) | |
| download | linux-stable-e2a7c34fb2856fd5306e307e170e3dde358d0dce.tar.gz linux-stable-e2a7c34fb2856fd5306e307e170e3dde358d0dce.tar.bz2 linux-stable-e2a7c34fb2856fd5306e307e170e3dde358d0dce.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/mixer.c | 2 | ||||
| -rw-r--r-- | sound/usb/mixer.h | 1 | ||||
| -rw-r--r-- | sound/usb/mixer_quirks.c | 6 | ||||
| -rw-r--r-- | sound/usb/quirks.c | 5 |
4 files changed, 14 insertions, 0 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 082736c539bc..e630813c5008 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -542,6 +542,8 @@ int snd_usb_mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag, if (size < sizeof(scale)) return -ENOMEM; + if (cval->min_mute) + scale[0] = SNDRV_CTL_TLVT_DB_MINMAX_MUTE; scale[2] = cval->dBmin; scale[3] = cval->dBmax; if (copy_to_user(_tlv, scale, sizeof(scale))) diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index 3417ef347e40..2b4b067646ab 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -64,6 +64,7 @@ struct usb_mixer_elem_info { int cached; int cache_val[MAX_CHANNELS]; u8 initialized; + u8 min_mute; void *private_data; }; diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index e3d1dec48ee4..e1e7ce9ab217 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -1878,6 +1878,12 @@ void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer, if (unitid == 7 && cval->control == UAC_FU_VOLUME) snd_dragonfly_quirk_db_scale(mixer, cval, kctl); break; + /* lowest playback value is muted on C-Media devices */ + case USB_ID(0x0d8c, 0x000c): + case USB_ID(0x0d8c, 0x0014): + if (strstr(kctl->id.name, "Playback")) + cval->min_mute = 1; + break; } } diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index d7b0b0a3a2db..6a03f9697039 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1142,6 +1142,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */ case USB_ID(0x05A3, 0x9420): /* ELP HD USB Camera */ case USB_ID(0x074D, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */ + case USB_ID(0x1395, 0x740a): /* Sennheiser DECT */ case USB_ID(0x1901, 0x0191): /* GE B850V3 CP2114 audio interface */ case USB_ID(0x1de7, 0x0013): /* Phoenix Audio MT202exe */ case USB_ID(0x1de7, 0x0014): /* Phoenix Audio TMX320 */ @@ -1374,6 +1375,10 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip, } } break; + case USB_ID(0x16d0, 0x0a23): + if (fp->altsetting == 2) + return SNDRV_PCM_FMTBIT_DSD_U32_BE; + break; default: break; |