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sound fixes for 4.16-rc5 

Two type of fixes:
 
 - The usual stuff, a handful HD-audio quirks for various machines
 
 - Further hardening against ALSA sequencer ioctl/write races that
   are triggered by fuzzer
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Merge tag 'sound-4.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Two type of fixes:

   - The usual stuff, a handful HD-audio quirks for various machines

   - Further hardening against ALSA sequencer ioctl/write races that are
     triggered by fuzzer"

* tag 'sound-4.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda: add dock and led support for HP ProBook 640 G2
  ALSA: hda: add dock and led support for HP EliteBook 820 G3
  ALSA: hda/realtek - Make dock sound work on ThinkPad L570
  ALSA: seq: Remove superfluous snd_seq_queue_client_leave_cells() call
  ALSA: seq: More protection for concurrent write and ioctl races
  ALSA: seq: Don't allow resizing pool in use
  ALSA: hda/realtek - Fix dock line-out volume on Dell Precision 7520
  ALSA: hda/realtek: Limit mic boost on T480
  ALSA: hda/realtek - Add headset mode support for Dell laptop
  ALSA: hda/realtek - Add support headset mode for DELL WYSE
  ALSA: hda - Fix a wrong FIXUP for alc289 on Dell machines
This commit is contained in:
Linus Torvalds 2018-03-09 10:01:59 -08:00
parent 719ea86151 099fd6ca0a
commit dfbab3fa45
6 changed files with 73 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
sound/core/seq/seq_clientmgr.c
View File

@ -910,7 +910,8 @@ int snd_seq_dispatch_event(struct snd_seq_event_cell *cell, int atomic, int hop)
static int snd_seq_client_enqueue_event(struct snd_seq_client *client,
struct snd_seq_event *event,
struct file *file, int blocking,
int atomic, int hop)
int atomic, int hop,
struct mutex *mutexp)
{
struct snd_seq_event_cell *cell;
int err;
@ -948,7 +949,8 @@ static int snd_seq_client_enqueue_event(struct snd_seq_client *client,
return -ENXIO; /* queue is not allocated */
/* allocate an event cell */
err = snd_seq_event_dup(client->pool, event, &cell, !blocking || atomic, file);
err = snd_seq_event_dup(client->pool, event, &cell, !blocking || atomic,
file, mutexp);
if (err < 0)
return err;
@ -1017,12 +1019,11 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,
return -ENXIO;
/* allocate the pool now if the pool is not allocated yet */
mutex_lock(&client->ioctl_mutex);
if (client->pool->size > 0 && !snd_seq_write_pool_allocated(client)) {
mutex_lock(&client->ioctl_mutex);
err = snd_seq_pool_init(client->pool);
mutex_unlock(&client->ioctl_mutex);
if (err < 0)
return -ENOMEM;
goto out;
}
/* only process whole events */
@ -1073,7 +1074,7 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,
/* ok, enqueue it */
err = snd_seq_client_enqueue_event(client, &event, file,
!(file->f_flags & O_NONBLOCK),
0, 0);
0, 0, &client->ioctl_mutex);
if (err < 0)
break;
@ -1084,6 +1085,8 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,
written += len;
}
out:
mutex_unlock(&client->ioctl_mutex);
return written ? written : err;
}
@ -1838,9 +1841,11 @@ static int snd_seq_ioctl_set_client_pool(struct snd_seq_client *client,
(! snd_seq_write_pool_allocated(client) ||
info->output_pool != client->pool->size)) {
if (snd_seq_write_pool_allocated(client)) {
/* is the pool in use? */
if (atomic_read(&client->pool->counter))
return -EBUSY;
/* remove all existing cells */
snd_seq_pool_mark_closing(client->pool);
snd_seq_queue_client_leave_cells(client->number);
snd_seq_pool_done(client->pool);
}
client->pool->size = info->output_pool;
@ -2260,7 +2265,8 @@ static int kernel_client_enqueue(int client, struct snd_seq_event *ev,
if (! cptr->accept_output)
result = -EPERM;
else /* send it */
result = snd_seq_client_enqueue_event(cptr, ev, file, blocking, atomic, hop);
result = snd_seq_client_enqueue_event(cptr, ev, file, blocking,
atomic, hop, NULL);
snd_seq_client_unlock(cptr);
return result;

2
sound/core/seq/seq_fifo.c
View File

@ -125,7 +125,7 @@ int snd_seq_fifo_event_in(struct snd_seq_fifo *f,
return -EINVAL;
snd_use_lock_use(&f->use_lock);
err = snd_seq_event_dup(f->pool, event, &cell, 1, NULL); /* always non-blocking */
err = snd_seq_event_dup(f->pool, event, &cell, 1, NULL, NULL); /* always non-blocking */
if (err < 0) {
if ((err == -ENOMEM) || (err == -EAGAIN))
atomic_inc(&f->overflow);

14
sound/core/seq/seq_memory.c
View File

@ -220,7 +220,8 @@ void snd_seq_cell_free(struct snd_seq_event_cell * cell)
*/
static int snd_seq_cell_alloc(struct snd_seq_pool *pool,
struct snd_seq_event_cell **cellp,
int nonblock, struct file *file)
int nonblock, struct file *file,
struct mutex *mutexp)
{
struct snd_seq_event_cell *cell;
unsigned long flags;
@ -244,7 +245,11 @@ static int snd_seq_cell_alloc(struct snd_seq_pool *pool,
set_current_state(TASK_INTERRUPTIBLE);
add_wait_queue(&pool->output_sleep, &wait);
spin_unlock_irq(&pool->lock);
if (mutexp)
mutex_unlock(mutexp);
schedule();
if (mutexp)
mutex_lock(mutexp);
spin_lock_irq(&pool->lock);
remove_wait_queue(&pool->output_sleep, &wait);
/* interrupted? */
@ -287,7 +292,7 @@ __error:
*/
int snd_seq_event_dup(struct snd_seq_pool *pool, struct snd_seq_event *event,
struct snd_seq_event_cell **cellp, int nonblock,
struct file *file)
struct file *file, struct mutex *mutexp)
{
int ncells, err;
unsigned int extlen;
@ -304,7 +309,7 @@ int snd_seq_event_dup(struct snd_seq_pool *pool, struct snd_seq_event *event,
if (ncells >= pool->total_elements)
return -ENOMEM;
err = snd_seq_cell_alloc(pool, &cell, nonblock, file);
err = snd_seq_cell_alloc(pool, &cell, nonblock, file, mutexp);
if (err < 0)
return err;
@ -330,7 +335,8 @@ int snd_seq_event_dup(struct snd_seq_pool *pool, struct snd_seq_event *event,
int size = sizeof(struct snd_seq_event);
if (len < size)
size = len;
err = snd_seq_cell_alloc(pool, &tmp, nonblock, file);
err = snd_seq_cell_alloc(pool, &tmp, nonblock, file,
mutexp);
if (err < 0)
goto __error;
if (cell->event.data.ext.ptr == NULL)

3
sound/core/seq/seq_memory.h
View File

@ -66,7 +66,8 @@ struct snd_seq_pool {
void snd_seq_cell_free(struct snd_seq_event_cell *cell);
int snd_seq_event_dup(struct snd_seq_pool *pool, struct snd_seq_event *event,
struct snd_seq_event_cell **cellp, int nonblock, struct file *file);
struct snd_seq_event_cell **cellp, int nonblock,
struct file *file, struct mutex *mutexp);
/* return number of unused (free) cells */
static inline int snd_seq_unused_cells(struct snd_seq_pool *pool)

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

@ -957,6 +957,8 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
SND_PCI_QUIRK(0x1025, 0x054c, "Acer Aspire 3830TG", CXT_FIXUP_ASPIRE_DMIC),
SND_PCI_QUIRK(0x1025, 0x054f, "Acer Aspire 4830T", CXT_FIXUP_ASPIRE_DMIC),
SND_PCI_QUIRK(0x103c, 0x8079, "HP EliteBook 840 G3", CXT_FIXUP_HP_DOCK),
SND_PCI_QUIRK(0x103c, 0x807C, "HP EliteBook 820 G3", CXT_FIXUP_HP_DOCK),
SND_PCI_QUIRK(0x103c, 0x80FD, "HP ProBook 640 G2", CXT_FIXUP_HP_DOCK),
SND_PCI_QUIRK(0x103c, 0x8174, "HP Spectre x360", CXT_FIXUP_HP_SPECTRE),
SND_PCI_QUIRK(0x103c, 0x8115, "HP Z1 Gen3", CXT_FIXUP_HP_GATE_MIC),
SND_PCI_QUIRK(0x103c, 0x814f, "HP ZBook 15u G3", CXT_FIXUP_MUTE_LED_GPIO),

45
sound/pci/hda/patch_realtek.c
View File

@ -5274,6 +5274,16 @@ static void alc298_fixup_speaker_volume(struct hda_codec *codec,
}
}
/* disable DAC3 (0x06) selection on NID 0x17 as it has no volume amp control */
static void alc295_fixup_disable_dac3(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
if (action == HDA_FIXUP_ACT_PRE_PROBE) {
hda_nid_t conn[2] = { 0x02, 0x03 };
snd_hda_override_conn_list(codec, 0x17, 2, conn);
}
}
/* Hook to update amp GPIO4 for automute */
static void alc280_hp_gpio4_automute_hook(struct hda_codec *codec,
struct hda_jack_callback *jack)
@ -5466,6 +5476,7 @@ enum {
ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY,
ALC255_FIXUP_DELL_SPK_NOISE,
ALC225_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC295_FIXUP_DISABLE_DAC3,
ALC280_FIXUP_HP_HEADSET_MIC,
ALC221_FIXUP_HP_FRONT_MIC,
ALC292_FIXUP_TPT460,
@ -5480,10 +5491,12 @@ enum {
ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE,
ALC233_FIXUP_LENOVO_MULTI_CODECS,
ALC294_FIXUP_LENOVO_MIC_LOCATION,
ALC225_FIXUP_DELL_WYSE_MIC_NO_PRESENCE,
ALC700_FIXUP_INTEL_REFERENCE,
ALC274_FIXUP_DELL_BIND_DACS,
ALC274_FIXUP_DELL_AIO_LINEOUT_VERB,
ALC298_FIXUP_TPT470_DOCK,
ALC255_FIXUP_DUMMY_LINEOUT_VERB,
};
static const struct hda_fixup alc269_fixups[] = {
@ -6198,6 +6211,10 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC298_FIXUP_DELL_AIO_MIC_NO_PRESENCE,
},
[ALC295_FIXUP_DISABLE_DAC3] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc295_fixup_disable_dac3,
},
[ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
@ -6283,6 +6300,18 @@ static const struct hda_fixup alc269_fixups[] = {
{ }
},
},
[ALC225_FIXUP_DELL_WYSE_MIC_NO_PRESENCE] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
{ 0x16, 0x0101102f }, /* Rear Headset HP */
{ 0x19, 0x02a1913c }, /* use as Front headset mic, without its own jack detect */
{ 0x1a, 0x01a19030 }, /* Rear Headset MIC */
{ 0x1b, 0x02011020 },
{ }
},
.chained = true,
.chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC
},
[ALC700_FIXUP_INTEL_REFERENCE] = {
.type = HDA_FIXUP_VERBS,
.v.verbs = (const struct hda_verb[]) {
@ -6319,6 +6348,15 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC293_FIXUP_LENOVO_SPK_NOISE
},
[ALC255_FIXUP_DUMMY_LINEOUT_VERB] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
{ 0x14, 0x0201101f },
{ }
},
.chained = true,
.chain_id = ALC255_FIXUP_DELL1_MIC_NO_PRESENCE
},
};
static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@ -6367,10 +6405,13 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x0725, "Dell Inspiron 3162", ALC255_FIXUP_DELL_SPK_NOISE),
SND_PCI_QUIRK(0x1028, 0x075b, "Dell XPS 13 9360", ALC256_FIXUP_DELL_XPS_13_HEADPHONE_NOISE),
SND_PCI_QUIRK(0x1028, 0x075d, "Dell AIO", ALC298_FIXUP_SPK_VOLUME),
SND_PCI_QUIRK(0x1028, 0x07b0, "Dell Precision 7520", ALC295_FIXUP_DISABLE_DAC3),
SND_PCI_QUIRK(0x1028, 0x0798, "Dell Inspiron 17 7000 Gaming", ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER),
SND_PCI_QUIRK(0x1028, 0x080c, "Dell WYSE", ALC225_FIXUP_DELL_WYSE_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x082a, "Dell XPS 13 9360", ALC256_FIXUP_DELL_XPS_13_HEADPHONE_NOISE),
SND_PCI_QUIRK(0x1028, 0x084b, "Dell", ALC274_FIXUP_DELL_AIO_LINEOUT_VERB),
SND_PCI_QUIRK(0x1028, 0x084e, "Dell", ALC274_FIXUP_DELL_AIO_LINEOUT_VERB),
SND_PCI_QUIRK(0x1028, 0x0873, "Dell Precision 3930", ALC255_FIXUP_DUMMY_LINEOUT_VERB),
SND_PCI_QUIRK(0x1028, 0x164a, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x164b, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2),
@ -6508,9 +6549,11 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x2245, "Thinkpad T470", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2246, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2247, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2249, "Thinkpad", ALC292_FIXUP_TPT460),
SND_PCI_QUIRK(0x17aa, 0x224b, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x224c, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x224d, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x225d, "Thinkpad T480", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
SND_PCI_QUIRK(0x17aa, 0x310c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
@ -6872,7 +6915,7 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x12, 0x90a60120},
{0x14, 0x90170110},
{0x21, 0x0321101f}),
SND_HDA_PIN_QUIRK(0x10ec0289, 0x1028, "Dell", ALC225_FIXUP_DELL1_MIC_NO_PRESENCE,
SND_HDA_PIN_QUIRK(0x10ec0289, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE,
{0x12, 0xb7a60130},
{0x14, 0x90170110},
{0x21, 0x04211020}),