summaryrefslogtreecommitdiffstats
path: root/sound
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2022-11-25 22:26:21 +0100
committerMark Brown <broonie@kernel.org>2022-11-25 22:26:21 +0100
commit79dfd9d5e8b5cab454ab8fafdfaed0c82b2e2f4b (patch)
tree5f74933ed61c9319437932db31a50c116dee043d /sound
parentASoC: mediatek: mtk-btcvsd: Add checks for write and read of mtk_btcvsd_snd (diff)
parentASoC: adau1372: add support for S24_LE mode (diff)
downloadlinux-79dfd9d5e8b5cab454ab8fafdfaed0c82b2e2f4b.tar.xz
linux-79dfd9d5e8b5cab454ab8fafdfaed0c82b2e2f4b.zip
ASoC: adau1372: fixes after debugging custom board
Merge series from Maarten Zanders <maarten.zanders@mind.be>: A collection of fixes and improvements for the adau1372 driver.
Diffstat (limited to 'sound')
-rw-r--r--sound/arm/pxa2xx-ac97-lib.c4
-rw-r--r--sound/core/memalloc.c15
-rw-r--r--sound/hda/hdac_sysfs.c4
-rw-r--r--sound/pci/hda/hda_intel.c11
-rw-r--r--sound/pci/hda/patch_ca0132.c1
-rw-r--r--sound/pci/hda/patch_realtek.c2
-rw-r--r--sound/soc/codecs/adau1372.c31
-rw-r--r--sound/usb/card.c29
-rw-r--r--sound/usb/endpoint.c3
-rw-r--r--sound/usb/quirks-table.h4
-rw-r--r--sound/usb/quirks.c47
-rw-r--r--sound/usb/usbaudio.h3
12 files changed, 76 insertions, 78 deletions
diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c
index e55c0421718b..2ca33fd5a575 100644
--- a/sound/arm/pxa2xx-ac97-lib.c
+++ b/sound/arm/pxa2xx-ac97-lib.c
@@ -402,8 +402,10 @@ int pxa2xx_ac97_hw_probe(struct platform_device *dev)
goto err_clk2;
irq = platform_get_irq(dev, 0);
- if (!irq)
+ if (irq < 0) {
+ ret = irq;
goto err_irq;
+ }
ret = request_irq(irq, pxa2xx_ac97_irq, 0, "AC97", NULL);
if (ret < 0)
diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 03cffe771366..ba095558b6d1 100644
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -9,6 +9,7 @@
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/dma-mapping.h>
+#include <linux/dma-map-ops.h>
#include <linux/genalloc.h>
#include <linux/highmem.h>
#include <linux/vmalloc.h>
@@ -543,17 +544,17 @@ static void *snd_dma_noncontig_alloc(struct snd_dma_buffer *dmab, size_t size)
sgt = dma_alloc_noncontiguous(dmab->dev.dev, size, dmab->dev.dir,
DEFAULT_GFP, 0);
- if (!sgt) {
#ifdef CONFIG_SND_DMA_SGBUF
+ if (!sgt && !get_dma_ops(dmab->dev.dev)) {
if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_WC_SG)
dmab->dev.type = SNDRV_DMA_TYPE_DEV_WC_SG_FALLBACK;
else
dmab->dev.type = SNDRV_DMA_TYPE_DEV_SG_FALLBACK;
return snd_dma_sg_fallback_alloc(dmab, size);
-#else
- return NULL;
-#endif
}
+#endif
+ if (!sgt)
+ return NULL;
dmab->dev.need_sync = dma_need_sync(dmab->dev.dev,
sg_dma_address(sgt->sgl));
@@ -857,7 +858,7 @@ static const struct snd_malloc_ops snd_dma_noncoherent_ops = {
/*
* Entry points
*/
-static const struct snd_malloc_ops *dma_ops[] = {
+static const struct snd_malloc_ops *snd_dma_ops[] = {
[SNDRV_DMA_TYPE_CONTINUOUS] = &snd_dma_continuous_ops,
[SNDRV_DMA_TYPE_VMALLOC] = &snd_dma_vmalloc_ops,
#ifdef CONFIG_HAS_DMA
@@ -883,7 +884,7 @@ static const struct snd_malloc_ops *snd_dma_get_ops(struct snd_dma_buffer *dmab)
if (WARN_ON_ONCE(!dmab))
return NULL;
if (WARN_ON_ONCE(dmab->dev.type <= SNDRV_DMA_TYPE_UNKNOWN ||
- dmab->dev.type >= ARRAY_SIZE(dma_ops)))
+ dmab->dev.type >= ARRAY_SIZE(snd_dma_ops)))
return NULL;
- return dma_ops[dmab->dev.type];
+ return snd_dma_ops[dmab->dev.type];
}
diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c
index e47de49a32e3..62a9615dcf52 100644
--- a/sound/hda/hdac_sysfs.c
+++ b/sound/hda/hdac_sysfs.c
@@ -346,8 +346,10 @@ static int add_widget_node(struct kobject *parent, hda_nid_t nid,
return -ENOMEM;
kobject_init(kobj, &widget_ktype);
err = kobject_add(kobj, parent, "%02x", nid);
- if (err < 0)
+ if (err < 0) {
+ kobject_put(kobj);
return err;
+ }
err = sysfs_create_group(kobj, group);
if (err < 0) {
kobject_put(kobj);
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 6ff19dd0d10c..87002670c0c9 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -485,8 +485,8 @@ static int intel_ml_lctl_set_power(struct azx *chip, int state)
int timeout;
/*
- * the codecs are sharing the first link setting by default
- * If other links are enabled for stream, they need similar fix
+ * Changes to LCTL.SCF are only needed for the first multi-link dealing
+ * with external codecs
*/
val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
val &= ~AZX_ML_LCTL_SPA;
@@ -513,7 +513,7 @@ static void intel_init_lctl(struct azx *chip)
/* 0. check lctl register value is correct or not */
val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
- /* if SCF is already set, let's use it */
+ /* only perform additional configurations if the SCF is initially based on 6MHz */
if ((val & AZX_ML_LCTL_SCF) != 0)
return;
@@ -531,7 +531,7 @@ static void intel_init_lctl(struct azx *chip)
if (ret)
goto set_spa;
- /* 2. update SCF to select a properly audio clock*/
+ /* 2. update SCF to select an audio clock different from 6MHz */
val &= ~AZX_ML_LCTL_SCF;
val |= intel_get_lctl_scf(chip);
writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
@@ -2711,6 +2711,9 @@ static const struct pci_device_id azx_ids[] = {
{ PCI_DEVICE(0x1002, 0xab28),
.driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
AZX_DCAPS_PM_RUNTIME },
+ { PCI_DEVICE(0x1002, 0xab30),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
{ PCI_DEVICE(0x1002, 0xab38),
.driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
AZX_DCAPS_PM_RUNTIME },
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 9580fe00cbd9..0a292bf271f2 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -1306,6 +1306,7 @@ static const struct snd_pci_quirk ca0132_quirks[] = {
SND_PCI_QUIRK(0x1458, 0xA026, "Gigabyte G1.Sniper Z97", QUIRK_R3DI),
SND_PCI_QUIRK(0x1458, 0xA036, "Gigabyte GA-Z170X-Gaming 7", QUIRK_R3DI),
SND_PCI_QUIRK(0x3842, 0x1038, "EVGA X99 Classified", QUIRK_R3DI),
+ SND_PCI_QUIRK(0x3842, 0x1055, "EVGA Z390 DARK", QUIRK_R3DI),
SND_PCI_QUIRK(0x1102, 0x0013, "Recon3D", QUIRK_R3D),
SND_PCI_QUIRK(0x1102, 0x0018, "Recon3D", QUIRK_R3D),
SND_PCI_QUIRK(0x1102, 0x0051, "Sound Blaster AE-5", QUIRK_AE5),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 701a72ec5629..e18499dd14f0 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -9404,6 +9404,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1e8e, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA401),
SND_PCI_QUIRK(0x1043, 0x1c52, "ASUS Zephyrus G15 2022", ALC289_FIXUP_ASUS_GA401),
SND_PCI_QUIRK(0x1043, 0x1f11, "ASUS Zephyrus G14", ALC289_FIXUP_ASUS_GA401),
+ SND_PCI_QUIRK(0x1043, 0x1f12, "ASUS UM5302", ALC287_FIXUP_CS35L41_I2C_2),
SND_PCI_QUIRK(0x1043, 0x1f92, "ASUS ROG Flow X16", ALC289_FIXUP_ASUS_GA401),
SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2),
SND_PCI_QUIRK(0x1043, 0x831a, "ASUS P901", ALC269_FIXUP_STEREO_DMIC),
@@ -9608,6 +9609,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x511f, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
SND_PCI_QUIRK(0x1849, 0x1233, "ASRock NUC Box 1100", ALC233_FIXUP_NO_AUDIO_JACK),
+ SND_PCI_QUIRK(0x1849, 0xa233, "Positivo Master C6300", ALC269_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MACH-WX9", ALC256_FIXUP_HUAWEI_MACH_WX9_PINS),
SND_PCI_QUIRK(0x19e5, 0x320f, "Huawei WRT-WX9 ", ALC256_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1b35, 0x1235, "CZC B20", ALC269_FIXUP_CZC_B20),
diff --git a/sound/soc/codecs/adau1372.c b/sound/soc/codecs/adau1372.c
index fbb6bf6fb3cc..d9bde7eb043a 100644
--- a/sound/soc/codecs/adau1372.c
+++ b/sound/soc/codecs/adau1372.c
@@ -24,7 +24,6 @@
#include "adau-utils.h"
struct adau1372 {
- struct clk *clk;
struct regmap *regmap;
void (*switch_mode)(struct device *dev);
bool use_pll;
@@ -206,10 +205,10 @@ static const struct snd_kcontrol_new adau1372_controls[] = {
2, 1, 0, adau1372_pga_boost_tlv),
SOC_SINGLE_TLV("PGA 3 Boost Capture Volume", ADAU1372_REG_PGA_BOOST,
3, 1, 0, adau1372_pga_boost_tlv),
- SOC_SINGLE("PGA 0 Capture Switch", ADAU1372_REG_PGA_CTRL(0), 7, 1, 1),
- SOC_SINGLE("PGA 1 Capture Switch", ADAU1372_REG_PGA_CTRL(1), 7, 1, 1),
- SOC_SINGLE("PGA 2 Capture Switch", ADAU1372_REG_PGA_CTRL(2), 7, 1, 1),
- SOC_SINGLE("PGA 3 Capture Switch", ADAU1372_REG_PGA_CTRL(3), 7, 1, 1),
+ SOC_SINGLE("PGA 0 Capture Switch", ADAU1372_REG_PGA_CTRL(0), 7, 1, 0),
+ SOC_SINGLE("PGA 1 Capture Switch", ADAU1372_REG_PGA_CTRL(1), 7, 1, 0),
+ SOC_SINGLE("PGA 2 Capture Switch", ADAU1372_REG_PGA_CTRL(2), 7, 1, 0),
+ SOC_SINGLE("PGA 3 Capture Switch", ADAU1372_REG_PGA_CTRL(3), 7, 1, 0),
SOC_SINGLE_TLV("DAC 0 Playback Volume", ADAU1372_REG_DAC_VOL(0),
0, 0xff, 1, adau1372_digital_tlv),
@@ -369,10 +368,10 @@ static const struct snd_soc_dapm_widget adau1372_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("MICBIAS0", ADAU1372_REG_MICBIAS, 4, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("MICBIAS1", ADAU1372_REG_MICBIAS, 5, 0, NULL, 0),
- SND_SOC_DAPM_PGA("PGA0", ADAU1372_REG_PGA_CTRL(0), 6, 0, NULL, 0),
- SND_SOC_DAPM_PGA("PGA1", ADAU1372_REG_PGA_CTRL(1), 6, 0, NULL, 0),
- SND_SOC_DAPM_PGA("PGA2", ADAU1372_REG_PGA_CTRL(2), 6, 0, NULL, 0),
- SND_SOC_DAPM_PGA("PGA3", ADAU1372_REG_PGA_CTRL(3), 6, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("PGA0", ADAU1372_REG_PGA_CTRL(0), 6, 1, NULL, 0),
+ SND_SOC_DAPM_PGA("PGA1", ADAU1372_REG_PGA_CTRL(1), 6, 1, NULL, 0),
+ SND_SOC_DAPM_PGA("PGA2", ADAU1372_REG_PGA_CTRL(2), 6, 1, NULL, 0),
+ SND_SOC_DAPM_PGA("PGA3", ADAU1372_REG_PGA_CTRL(3), 6, 1, NULL, 0),
SND_SOC_DAPM_ADC("ADC0", NULL, ADAU1372_REG_ADC_CTRL2, 0, 0),
SND_SOC_DAPM_ADC("ADC1", NULL, ADAU1372_REG_ADC_CTRL2, 1, 0),
SND_SOC_DAPM_ADC("ADC2", NULL, ADAU1372_REG_ADC_CTRL3, 0, 0),
@@ -662,6 +661,7 @@ static int adau1372_hw_params(struct snd_pcm_substream *substream,
case 16:
sai1 = ADAU1372_SAI1_BCLKRATE;
break;
+ case 24:
case 32:
sai1 = 0;
break;
@@ -699,6 +699,7 @@ static int adau1372_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
case 16:
sai1 = ADAU1372_SAI1_BCLK_TDMC;
break;
+ case 24:
case 32:
sai1 = 0;
break;
@@ -869,7 +870,9 @@ static const struct snd_soc_dai_ops adau1372_dai_ops = {
.startup = adau1372_startup,
};
-#define ADAU1372_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
+#define ADAU1372_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE)
static struct snd_soc_dai_driver adau1372_dai_driver = {
.name = "adau1372",
@@ -924,9 +927,9 @@ int adau1372_probe(struct device *dev, struct regmap *regmap,
if (!adau1372)
return -ENOMEM;
- adau1372->clk = devm_clk_get(dev, "mclk");
- if (IS_ERR(adau1372->clk))
- return PTR_ERR(adau1372->clk);
+ adau1372->mclk = devm_clk_get(dev, "mclk");
+ if (IS_ERR(adau1372->mclk))
+ return PTR_ERR(adau1372->mclk);
adau1372->pd_gpio = devm_gpiod_get_optional(dev, "powerdown", GPIOD_OUT_HIGH);
if (IS_ERR(adau1372->pd_gpio))
@@ -946,7 +949,7 @@ int adau1372_probe(struct device *dev, struct regmap *regmap,
* 12.288MHz. Automatically choose a valid configuration from the
* external clock.
*/
- rate = clk_get_rate(adau1372->clk);
+ rate = clk_get_rate(adau1372->mclk);
switch (rate) {
case 12288000:
diff --git a/sound/usb/card.c b/sound/usb/card.c
index a5ed11ea1145..26268ffb8274 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -742,6 +742,18 @@ get_alias_quirk(struct usb_device *dev, unsigned int id)
return NULL;
}
+/* register card if we reach to the last interface or to the specified
+ * one given via option
+ */
+static int try_to_register_card(struct snd_usb_audio *chip, int ifnum)
+{
+ if (check_delayed_register_option(chip) == ifnum ||
+ chip->last_iface == ifnum ||
+ usb_interface_claimed(usb_ifnum_to_if(chip->dev, chip->last_iface)))
+ return snd_card_register(chip->card);
+ return 0;
+}
+
/*
* probe the active usb device
*
@@ -880,15 +892,9 @@ static int usb_audio_probe(struct usb_interface *intf,
chip->need_delayed_register = false; /* clear again */
}
- /* register card if we reach to the last interface or to the specified
- * one given via option
- */
- if (check_delayed_register_option(chip) == ifnum ||
- usb_interface_claimed(usb_ifnum_to_if(dev, chip->last_iface))) {
- err = snd_card_register(chip->card);
- if (err < 0)
- goto __error;
- }
+ err = try_to_register_card(chip, ifnum);
+ if (err < 0)
+ goto __error_no_register;
if (chip->quirk_flags & QUIRK_FLAG_SHARE_MEDIA_DEVICE) {
/* don't want to fail when snd_media_device_create() fails */
@@ -907,6 +913,11 @@ static int usb_audio_probe(struct usb_interface *intf,
return 0;
__error:
+ /* in the case of error in secondary interface, still try to register */
+ if (chip)
+ try_to_register_card(chip, ifnum);
+
+ __error_no_register:
if (chip) {
/* chip->active is inside the chip->card object,
* decrement before memory is possibly returned.
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index d0b8d61d1d22..310cd6fb0038 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -931,7 +931,8 @@ void snd_usb_endpoint_close(struct snd_usb_audio *chip,
usb_audio_dbg(chip, "Closing EP 0x%x (count %d)\n",
ep->ep_num, ep->opened);
- if (!--ep->iface_ref->opened)
+ if (!--ep->iface_ref->opened &&
+ !(chip->quirk_flags & QUIRK_FLAG_IFACE_SKIP_CLOSE))
endpoint_set_interface(chip, ep, false);
if (!--ep->opened) {
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 06dfdd45cff8..874fcf245747 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -2050,6 +2050,10 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
},
{
+ /* M-Audio Micro */
+ USB_DEVICE_VENDOR_SPEC(0x0763, 0x201a),
+},
+{
USB_DEVICE_VENDOR_SPEC(0x0763, 0x2030),
.driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
/* .vendor_name = "M-Audio", */
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index eadac586bcc8..0f4dd3503a6a 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -376,7 +376,8 @@ static int create_auto_midi_quirk(struct snd_usb_audio *chip,
static int create_autodetect_quirk(struct snd_usb_audio *chip,
struct usb_interface *iface,
- struct usb_driver *driver)
+ struct usb_driver *driver,
+ const struct snd_usb_audio_quirk *quirk)
{
int err;
@@ -386,45 +387,6 @@ static int create_autodetect_quirk(struct snd_usb_audio *chip,
return err;
}
-static int create_autodetect_quirks(struct snd_usb_audio *chip,
- struct usb_interface *iface,
- struct usb_driver *driver,
- const struct snd_usb_audio_quirk *quirk)
-{
- int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
- int ifcount, ifnum, err;
-
- err = create_autodetect_quirk(chip, iface, driver);
- if (err < 0)
- return err;
-
- /*
- * ALSA PCM playback/capture devices cannot be registered in two steps,
- * so we have to claim the other corresponding interface here.
- */
- ifcount = chip->dev->actconfig->desc.bNumInterfaces;
- for (ifnum = 0; ifnum < ifcount; ifnum++) {
- if (ifnum == probed_ifnum || quirk->ifnum >= 0)
- continue;
- iface = usb_ifnum_to_if(chip->dev, ifnum);
- if (!iface ||
- usb_interface_claimed(iface) ||
- get_iface_desc(iface->altsetting)->bInterfaceClass !=
- USB_CLASS_VENDOR_SPEC)
- continue;
-
- err = create_autodetect_quirk(chip, iface, driver);
- if (err >= 0) {
- err = usb_driver_claim_interface(driver, iface,
- USB_AUDIO_IFACE_UNUSED);
- if (err < 0)
- return err;
- }
- }
-
- return 0;
-}
-
/*
* Create a stream for an Edirol UA-700/UA-25/UA-4FX interface.
* The only way to detect the sample rate is by looking at wMaxPacketSize.
@@ -554,7 +516,7 @@ int snd_usb_create_quirk(struct snd_usb_audio *chip,
static const quirk_func_t quirk_funcs[] = {
[QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
[QUIRK_COMPOSITE] = create_composite_quirk,
- [QUIRK_AUTODETECT] = create_autodetect_quirks,
+ [QUIRK_AUTODETECT] = create_autodetect_quirk,
[QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,
[QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,
[QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,
@@ -1913,6 +1875,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
/* XMOS based USB DACs */
switch (chip->usb_id) {
case USB_ID(0x1511, 0x0037): /* AURALiC VEGA */
+ case USB_ID(0x21ed, 0xd75a): /* Accuphase DAC-60 option card */
case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */
case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
if (fp->altsetting == 2)
@@ -2185,6 +2148,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_GENERIC_IMPLICIT_FB),
DEVICE_FLG(0x2b53, 0x0031, /* Fiero SC-01 (firmware v1.1.0) */
QUIRK_FLAG_GENERIC_IMPLICIT_FB),
+ DEVICE_FLG(0x0525, 0xa4ad, /* Hamedal C20 usb camero */
+ QUIRK_FLAG_IFACE_SKIP_CLOSE),
/* Vendor matches */
VENDOR_FLG(0x045e, /* MS Lifecam */
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 2c6575029b1c..e97141ef730a 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -170,6 +170,8 @@ extern bool snd_usb_skip_validation;
* Apply the generic implicit feedback sync mode (same as implicit_fb=1 option)
* QUIRK_FLAG_SKIP_IMPLICIT_FB
* Don't apply implicit feedback sync mode
+ * QUIRK_FLAG_IFACE_SKIP_CLOSE
+ * Don't closed interface during setting sample rate
*/
#define QUIRK_FLAG_GET_SAMPLE_RATE (1U << 0)
@@ -191,5 +193,6 @@ extern bool snd_usb_skip_validation;
#define QUIRK_FLAG_SET_IFACE_FIRST (1U << 16)
#define QUIRK_FLAG_GENERIC_IMPLICIT_FB (1U << 17)
#define QUIRK_FLAG_SKIP_IMPLICIT_FB (1U << 18)
+#define QUIRK_FLAG_IFACE_SKIP_CLOSE (1U << 19)
#endif /* __USBAUDIO_H */