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Merge branch 'for-linus' into for-next 

Pull the user control race fix, so that we can continue working on the
code refactoring.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2018-11-24 20:03:54 +01:00
parent a8c0d13267 e1a7bfe380
commit 5f2ad5942f
6 changed files with 51 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

80
sound/core/control.c
View File

@ -348,6 +348,40 @@ static int snd_ctl_find_hole(struct snd_card *card, unsigned int count)
return 0;
}
/* add a new kcontrol object; call with card->controls_rwsem locked */
static int __snd_ctl_add(struct snd_card *card, struct snd_kcontrol *kcontrol)
{
struct snd_ctl_elem_id id;
unsigned int idx;
unsigned int count;
id = kcontrol->id;
if (id.index > UINT_MAX - kcontrol->count)
return -EINVAL;
if (snd_ctl_find_id(card, &id)) {
dev_err(card->dev,
"control %i:%i:%i:%s:%i is already present\n",
id.iface, id.device, id.subdevice, id.name, id.index);
return -EBUSY;
}
if (snd_ctl_find_hole(card, kcontrol->count) < 0)
return -ENOMEM;
list_add_tail(&kcontrol->list, &card->controls);
card->controls_count += kcontrol->count;
kcontrol->id.numid = card->last_numid + 1;
card->last_numid += kcontrol->count;
id = kcontrol->id;
count = kcontrol->count;
for (idx = 0; idx < count; idx++, id.index++, id.numid++)
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_ADD, &id);
return 0;
}
/**
* snd_ctl_add - add the control instance to the card
* @card: the card instance
@ -364,45 +398,18 @@ static int snd_ctl_find_hole(struct snd_card *card, unsigned int count)
*/
int snd_ctl_add(struct snd_card *card, struct snd_kcontrol *kcontrol)
{
struct snd_ctl_elem_id id;
unsigned int idx;
unsigned int count;
int err = -EINVAL;
if (! kcontrol)
return err;
if (snd_BUG_ON(!card || !kcontrol->info))
goto error;
id = kcontrol->id;
if (id.index > UINT_MAX - kcontrol->count)
goto error;
down_write(&card->controls_rwsem);
if (snd_ctl_find_id(card, &id)) {
up_write(&card->controls_rwsem);
dev_err(card->dev, "control %i:%i:%i:%s:%i is already present\n",
id.iface,
id.device,
id.subdevice,
id.name,
id.index);
err = -EBUSY;
goto error;
}
if (snd_ctl_find_hole(card, kcontrol->count) < 0) {
up_write(&card->controls_rwsem);
err = -ENOMEM;
goto error;
}
list_add_tail(&kcontrol->list, &card->controls);
card->controls_count += kcontrol->count;
kcontrol->id.numid = card->last_numid + 1;
card->last_numid += kcontrol->count;
id = kcontrol->id;
count = kcontrol->count;
err = __snd_ctl_add(card, kcontrol);
up_write(&card->controls_rwsem);
for (idx = 0; idx < count; idx++, id.index++, id.numid++)
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_ADD, &id);
if (err < 0)
goto error;
return 0;
error:
@ -1361,9 +1368,12 @@ static int snd_ctl_elem_add(struct snd_ctl_file *file,
kctl->tlv.c = snd_ctl_elem_user_tlv;
/* This function manage to free the instance on failure. */
err = snd_ctl_add(card, kctl);
if (err < 0)
return err;
down_write(&card->controls_rwsem);
err = __snd_ctl_add(card, kctl);
if (err < 0) {
snd_ctl_free_one(kctl);
goto unlock;
}
offset = snd_ctl_get_ioff(kctl, &info->id);
snd_ctl_build_ioff(&info->id, kctl, offset);
/*
@ -1374,10 +1384,10 @@ static int snd_ctl_elem_add(struct snd_ctl_file *file,
* which locks the element.
*/
down_write(&card->controls_rwsem);
card->user_ctl_count++;
up_write(&card->controls_rwsem);
unlock:
up_write(&card->controls_rwsem);
return 0;
}

2
sound/isa/wss/wss_lib.c
View File

@ -1531,7 +1531,6 @@ static int snd_wss_playback_open(struct snd_pcm_substream *substream)
if (err < 0) {
if (chip->release_dma)
chip->release_dma(chip, chip->dma_private_data, chip->dma1);
snd_free_pages(runtime->dma_area, runtime->dma_bytes);
return err;
}
chip->playback_substream = substream;
@ -1572,7 +1571,6 @@ static int snd_wss_capture_open(struct snd_pcm_substream *substream)
if (err < 0) {
if (chip->release_dma)
chip->release_dma(chip, chip->dma_private_data, chip->dma2);
snd_free_pages(runtime->dma_area, runtime->dma_bytes);
return err;
}
chip->capture_substream = substream;

2
sound/pci/ac97/ac97_codec.c
View File

@ -824,7 +824,7 @@ static int snd_ac97_put_spsa(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
{
struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 8) & 0xff;
int shift = (kcontrol->private_value >> 8) & 0x0f;
int mask = (kcontrol->private_value >> 16) & 0xff;
// int invert = (kcontrol->private_value >> 24) & 0xff;
unsigned short value, old, new;

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

@ -2169,6 +2169,8 @@ static struct snd_pci_quirk power_save_blacklist[] = {
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1849, 0x0397, "Asrock N68C-S UCC", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),

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

@ -6532,6 +6532,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x144d, 0xc740, "Samsung Ativ book 8 (NP870Z5G)", ALC269_FIXUP_ATIV_BOOK_8),
SND_PCI_QUIRK(0x1458, 0xfa53, "Gigabyte BXBT-2807", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x1462, 0xb120, "MSI Cubi MS-B120", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x1462, 0xb171, "Cubi N 8GL (MS-B171)", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x17aa, 0x1036, "Lenovo P520", ALC233_FIXUP_LENOVO_MULTI_CODECS),
SND_PCI_QUIRK(0x17aa, 0x20f2, "Thinkpad SL410/510", ALC269_FIXUP_SKU_IGNORE),
SND_PCI_QUIRK(0x17aa, 0x215e, "Thinkpad L512", ALC269_FIXUP_SKU_IGNORE),

8
sound/sparc/cs4231.c
View File

@ -1146,10 +1146,8 @@ static int snd_cs4231_playback_open(struct snd_pcm_substream *substream)
runtime->hw = snd_cs4231_playback;
err = snd_cs4231_open(chip, CS4231_MODE_PLAY);
if (err < 0) {
snd_free_pages(runtime->dma_area, runtime->dma_bytes);
if (err < 0)
return err;
}
chip->playback_substream = substream;
chip->p_periods_sent = 0;
snd_pcm_set_sync(substream);
@ -1167,10 +1165,8 @@ static int snd_cs4231_capture_open(struct snd_pcm_substream *substream)
runtime->hw = snd_cs4231_capture;
err = snd_cs4231_open(chip, CS4231_MODE_RECORD);
if (err < 0) {
snd_free_pages(runtime->dma_area, runtime->dma_bytes);
if (err < 0)
return err;
}
chip->capture_substream = substream;
chip->c_periods_sent = 0;
snd_pcm_set_sync(substream);