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sound fixes for 4.17-rc6

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We have a core fix in the compat code for covering a potential race
 (double references), but it's a very minor change.
 The rest are all small device-specific quirks, as well as a correction
 of the new UAC3 support code.
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Merge tag 'sound-4.17-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "We have a core fix in the compat code for covering a potential race
  (double references), but it's a very minor change.

  The rest are all small device-specific quirks, as well as a correction
  of the new UAC3 support code"

* tag 'sound-4.17-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: usb-audio: Use Class Specific EP for UAC3 devices.
  ALSA: hda/realtek - Clevo P950ER ALC1220 Fixup
  ALSA: usb: mixer: volume quirk for CM102-A+/102S+
  ALSA: hda: Add Lenovo C50 All in one to the power_save blacklist
  ALSA: control: fix a redundant-copy issue
This commit is contained in:
Linus Torvalds 2018-05-17 10:13:44 -07:00
commit 7c9a0fc79f
5 changed files with 20 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
sound/core/control_compat.c
View File

@ -396,8 +396,7 @@ static int snd_ctl_elem_add_compat(struct snd_ctl_file *file,
if (copy_from_user(&data->id, &data32->id, sizeof(data->id)) ||
copy_from_user(&data->type, &data32->type, 3 * sizeof(u32)))
goto error;
if (get_user(data->owner, &data32->owner) ||
get_user(data->type, &data32->type))
if (get_user(data->owner, &data32->owner))
goto error;
switch (data->type) {
case SNDRV_CTL_ELEM_TYPE_BOOLEAN:

2
sound/pci/hda/hda_intel.c
View File

@ -2210,6 +2210,8 @@ static struct snd_pci_quirk power_save_blacklist[] = {
SND_PCI_QUIRK(0x1849, 0x0c0c, "Asrock B85M-ITX", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0),
/* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */
SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0),
{}

1
sound/pci/hda/patch_realtek.c
View File

@ -2363,6 +2363,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3),
SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX),
SND_PCI_QUIRK(0x1558, 0x9501, "Clevo P950HR", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1558, 0x95e2, "Clevo P950ER", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD),
SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD),
SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Y530", ALC882_FIXUP_LENOVO_Y530),

8
sound/usb/mixer.c
View File

@ -967,6 +967,14 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval,
}
break;
case USB_ID(0x0d8c, 0x0103):
if (!strcmp(kctl->id.name, "PCM Playback Volume")) {
usb_audio_info(chip,
"set volume quirk for CM102-A+/102S+\n");
cval->min = -256;
}
break;
case USB_ID(0x0471, 0x0101):
case USB_ID(0x0471, 0x0104):
case USB_ID(0x0471, 0x0105):

9
sound/usb/stream.c
View File

@ -576,7 +576,7 @@ static int parse_uac_endpoint_attributes(struct snd_usb_audio *chip,
if (protocol == UAC_VERSION_1) {
attributes = csep->bmAttributes;
} else {
} else if (protocol == UAC_VERSION_2) {
struct uac2_iso_endpoint_descriptor *csep2 =
(struct uac2_iso_endpoint_descriptor *) csep;
@ -585,6 +585,13 @@ static int parse_uac_endpoint_attributes(struct snd_usb_audio *chip,
/* emulate the endpoint attributes of a v1 device */
if (csep2->bmControls & UAC2_CONTROL_PITCH)
attributes |= UAC_EP_CS_ATTR_PITCH_CONTROL;
} else { /* UAC_VERSION_3 */
struct uac3_iso_endpoint_descriptor *csep3 =
(struct uac3_iso_endpoint_descriptor *) csep;
/* emulate the endpoint attributes of a v1 device */
if (le32_to_cpu(csep3->bmControls) & UAC2_CONTROL_PITCH)
attributes |= UAC_EP_CS_ATTR_PITCH_CONTROL;
}
return attributes;