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sound fixes for 5.3-rc5

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All small fixes targeted for stable:
 
 - Two fixes for USB-audio with malformed descriptor, spotted by
   fuzzers
 - Two fixes Conexant HD-audio codec wrt power management
 - Quirks for HD-audio AMD platform and HP laptop
 - HD-audio memory leak fix
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Merge tag 'sound-5.3-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "All small fixes targeted for stable:

   - Two fixes for USB-audio with malformed descriptor, spotted by
     fuzzers

   - Two fixes Conexant HD-audio codec wrt power management

   - Quirks for HD-audio AMD platform and HP laptop

   - HD-audio memory leak fix"

* tag 'sound-5.3-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: usb-audio: Fix a stack buffer overflow bug in check_input_term
  ALSA: usb-audio: Fix an OOB bug in parse_audio_mixer_unit
  ALSA: hda - Add a generic reboot_notify
  ALSA: hda - Let all conexant codec enter D3 when rebooting
  ALSA: hda/realtek - Add quirk for HP Envy x360
  ALSA: hda - Fix a memory leak bug
  ALSA: hda - Apply workaround for another AMD chip 1022:1487
This commit is contained in:
Linus Torvalds 2019-08-16 08:49:45 -07:00
commit cfa0bb2aef
6 changed files with 56 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
sound/pci/hda/hda_generic.c
View File

@ -6051,6 +6051,24 @@ void snd_hda_gen_free(struct hda_codec *codec)
}
EXPORT_SYMBOL_GPL(snd_hda_gen_free);
/**
* snd_hda_gen_reboot_notify - Make codec enter D3 before rebooting
* @codec: the HDA codec
*
* This can be put as patch_ops reboot_notify function.
*/
void snd_hda_gen_reboot_notify(struct hda_codec *codec)
{
/* Make the codec enter D3 to avoid spurious noises from the internal
* speaker during (and after) reboot
*/
snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
snd_hda_codec_write(codec, codec->core.afg, 0,
AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
msleep(10);
}
EXPORT_SYMBOL_GPL(snd_hda_gen_reboot_notify);
#ifdef CONFIG_PM
/**
* snd_hda_gen_check_power_status - check the loopback power save state
@ -6078,6 +6096,7 @@ static const struct hda_codec_ops generic_patch_ops = {
.init = snd_hda_gen_init,
.free = snd_hda_gen_free,
.unsol_event = snd_hda_jack_unsol_event,
.reboot_notify = snd_hda_gen_reboot_notify,
#ifdef CONFIG_PM
.check_power_status = snd_hda_gen_check_power_status,
#endif
@ -6100,7 +6119,7 @@ static int snd_hda_parse_generic_codec(struct hda_codec *codec)
err = snd_hda_parse_pin_defcfg(codec, &spec->autocfg, NULL, 0);
if (err < 0)
return err;
goto error;
err = snd_hda_gen_parse_auto_config(codec, &spec->autocfg);
if (err < 0)

1
sound/pci/hda/hda_generic.h
View File

@ -332,6 +332,7 @@ int snd_hda_gen_parse_auto_config(struct hda_codec *codec,
struct auto_pin_cfg *cfg);
int snd_hda_gen_build_controls(struct hda_codec *codec);
int snd_hda_gen_build_pcms(struct hda_codec *codec);
void snd_hda_gen_reboot_notify(struct hda_codec *codec);
/* standard jack event callbacks */
void snd_hda_gen_hp_automute(struct hda_codec *codec,

3
sound/pci/hda/hda_intel.c
View File

@ -2508,6 +2508,9 @@ static const struct pci_device_id azx_ids[] = {
/* AMD, X370 & co */
{ PCI_DEVICE(0x1022, 0x1457),
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
/* AMD, X570 & co */
{ PCI_DEVICE(0x1022, 0x1487),
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
/* AMD Stoney */
{ PCI_DEVICE(0x1022, 0x157a),
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB |

15
sound/pci/hda/patch_conexant.c
View File

@ -163,23 +163,10 @@ static void cx_auto_reboot_notify(struct hda_codec *codec)
{
struct conexant_spec *spec = codec->spec;
switch (codec->core.vendor_id) {
case 0x14f12008: /* CX8200 */
case 0x14f150f2: /* CX20722 */
case 0x14f150f4: /* CX20724 */
break;
default:
return;
}
/* Turn the problematic codec into D3 to avoid spurious noises
from the internal speaker during (and after) reboot */
cx_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, false);
snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
snd_hda_codec_write(codec, codec->core.afg, 0,
AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
msleep(10);
snd_hda_gen_reboot_notify(codec);
}
static void cx_auto_free(struct hda_codec *codec)

12
sound/pci/hda/patch_realtek.c
View File

@ -869,15 +869,6 @@ static void alc_reboot_notify(struct hda_codec *codec)
alc_shutup(codec);
}
/* power down codec to D3 at reboot/shutdown; set as reboot_notify ops */
static void alc_d3_at_reboot(struct hda_codec *codec)
{
snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
snd_hda_codec_write(codec, codec->core.afg, 0,
AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
msleep(10);
}
#define alc_free snd_hda_gen_free
#ifdef CONFIG_PM
@ -5152,7 +5143,7 @@ static void alc_fixup_tpt440_dock(struct hda_codec *codec,
struct alc_spec *spec = codec->spec;
if (action == HDA_FIXUP_ACT_PRE_PROBE) {
spec->reboot_notify = alc_d3_at_reboot; /* reduce noise */
spec->reboot_notify = snd_hda_gen_reboot_notify; /* reduce noise */
spec->parse_flags = HDA_PINCFG_NO_HP_FIXUP;
codec->power_save_node = 0; /* avoid click noises */
snd_hda_apply_pincfgs(codec, pincfgs);
@ -6987,6 +6978,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x82bf, "HP G3 mini", ALC221_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x82c0, "HP G3 mini premium", ALC221_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x83b9, "HP Spectre x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x8497, "HP Envy x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300),
SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),

37
sound/usb/mixer.c
View File

@ -68,6 +68,7 @@ struct mixer_build {
unsigned char *buffer;
unsigned int buflen;
DECLARE_BITMAP(unitbitmap, MAX_ID_ELEMS);
DECLARE_BITMAP(termbitmap, MAX_ID_ELEMS);
struct usb_audio_term oterm;
const struct usbmix_name_map *map;
const struct usbmix_selector_map *selector_map;
@ -744,6 +745,8 @@ static int uac_mixer_unit_get_channels(struct mixer_build *state,
return -EINVAL;
if (!desc->bNrInPins)
return -EINVAL;
if (desc->bLength < sizeof(*desc) + desc->bNrInPins)
return -EINVAL;
switch (state->mixer->protocol) {
case UAC_VERSION_1:
@ -773,16 +776,25 @@ static int uac_mixer_unit_get_channels(struct mixer_build *state,
* parse the source unit recursively until it reaches to a terminal
* or a branched unit.
*/
static int check_input_term(struct mixer_build *state, int id,
static int __check_input_term(struct mixer_build *state, int id,
struct usb_audio_term *term)
{
int protocol = state->mixer->protocol;
int err;
void *p1;
unsigned char *hdr;
memset(term, 0, sizeof(*term));
while ((p1 = find_audio_control_unit(state, id)) != NULL) {
unsigned char *hdr = p1;
for (;;) {
/* a loop in the terminal chain? */
if (test_and_set_bit(id, state->termbitmap))
return -EINVAL;
p1 = find_audio_control_unit(state, id);
if (!p1)
break;
hdr = p1;
term->id = id;
if (protocol == UAC_VERSION_1 || protocol == UAC_VERSION_2) {
@ -800,7 +812,7 @@ static int check_input_term(struct mixer_build *state, int id,
/* call recursively to verify that the
* referenced clock entity is valid */
err = check_input_term(state, d->bCSourceID, term);
err = __check_input_term(state, d->bCSourceID, term);
if (err < 0)
return err;
@ -834,7 +846,7 @@ static int check_input_term(struct mixer_build *state, int id,
case UAC2_CLOCK_SELECTOR: {
struct uac_selector_unit_descriptor *d = p1;
/* call recursively to retrieve the channel info */
err = check_input_term(state, d->baSourceID[0], term);
err = __check_input_term(state, d->baSourceID[0], term);
if (err < 0)
return err;
term->type = UAC3_SELECTOR_UNIT << 16; /* virtual type */
@ -897,7 +909,7 @@ static int check_input_term(struct mixer_build *state, int id,
/* call recursively to verify that the
* referenced clock entity is valid */
err = check_input_term(state, d->bCSourceID, term);
err = __check_input_term(state, d->bCSourceID, term);
if (err < 0)
return err;
@ -948,7 +960,7 @@ static int check_input_term(struct mixer_build *state, int id,
case UAC3_CLOCK_SELECTOR: {
struct uac_selector_unit_descriptor *d = p1;
/* call recursively to retrieve the channel info */
err = check_input_term(state, d->baSourceID[0], term);
err = __check_input_term(state, d->baSourceID[0], term);
if (err < 0)
return err;
term->type = UAC3_SELECTOR_UNIT << 16; /* virtual type */
@ -964,7 +976,7 @@ static int check_input_term(struct mixer_build *state, int id,
return -EINVAL;
/* call recursively to retrieve the channel info */
err = check_input_term(state, d->baSourceID[0], term);
err = __check_input_term(state, d->baSourceID[0], term);
if (err < 0)
return err;
@ -982,6 +994,15 @@ static int check_input_term(struct mixer_build *state, int id,
return -ENODEV;
}
static int check_input_term(struct mixer_build *state, int id,
struct usb_audio_term *term)
{
memset(term, 0, sizeof(*term));
memset(state->termbitmap, 0, sizeof(state->termbitmap));
return __check_input_term(state, id, term);
}
/*
* Feature Unit
*/