From: Jonas Hahnfeld <hahnjo@hahnjo.de> To: Takashi Iwai <tiwai@suse.com>, Jaroslav Kysela <perex@perex.cz> Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Jonas Hahnfeld <hahnjo@hahnjo.de> Subject: [PATCH] ALSA: usb-audio: Add quirk for VF0770 Date: Sun, 10 Oct 2021 13:19:47 +0200 [thread overview] Message-ID: <20211010111947.5796-1-hahnjo@hahnjo.de> (raw) The device advertises 8 formats, but only a rate of 48kHz is honored by the hardware and 24 bits give chopped audio, so only report the one working combination. This fixes out-of-the-box audio experience with PipeWire which otherwise attempts to choose S24_3LE (while PulseAudio defaulted to S16_LE). Signed-off-by: Jonas Hahnfeld <hahnjo@hahnjo.de> --- sound/usb/quirks-table.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h index e03043f7dad3..be5c2bc26a1d 100644 --- a/sound/usb/quirks-table.h +++ b/sound/usb/quirks-table.h @@ -77,6 +77,45 @@ /* E-Mu 0204 USB */ { USB_DEVICE_VENDOR_SPEC(0x041e, 0x3f19) }, +/* + * Creative Technology, Ltd Live! Cam Sync HD [VF0770] + * The device advertises 8 formats, but only a rate of 48kHz is honored by the + * hardware and 24 bits give chopped audio, so only report the one working + * combination. + */ +{ + USB_DEVICE(0x041e, 0x4095), + .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) { + .ifnum = QUIRK_ANY_INTERFACE, + .type = QUIRK_COMPOSITE, + .data = &(const struct snd_usb_audio_quirk[]) { + { + .ifnum = 2, + .type = QUIRK_AUDIO_STANDARD_MIXER, + }, + { + .ifnum = 3, + .type = QUIRK_AUDIO_FIXED_ENDPOINT, + .data = &(const struct audioformat) { + .formats = SNDRV_PCM_FMTBIT_S16_LE, + .channels = 2, + .fmt_bits = 16, + .iface = 3, + .altsetting = 4, + .altset_idx = 4, + .endpoint = 0x82, + .ep_attr = 0x05, + .rates = SNDRV_PCM_RATE_48000, + .rate_min = 48000, + .rate_max = 48000, + .nr_rates = 1, + .rate_table = (unsigned int[]) { 48000 }, + }, + }, + }, + }, +}, + /* * HP Wireless Audio * When not ignored, causes instability issues for some users, forcing them to -- 2.33.0
WARNING: multiple messages have this Message-ID (diff)
From: Jonas Hahnfeld <hahnjo@hahnjo.de> To: Takashi Iwai <tiwai@suse.com>, Jaroslav Kysela <perex@perex.cz> Cc: alsa-devel@alsa-project.org, Jonas Hahnfeld <hahnjo@hahnjo.de>, linux-kernel@vger.kernel.org Subject: [PATCH] ALSA: usb-audio: Add quirk for VF0770 Date: Sun, 10 Oct 2021 13:19:47 +0200 [thread overview] Message-ID: <20211010111947.5796-1-hahnjo@hahnjo.de> (raw) The device advertises 8 formats, but only a rate of 48kHz is honored by the hardware and 24 bits give chopped audio, so only report the one working combination. This fixes out-of-the-box audio experience with PipeWire which otherwise attempts to choose S24_3LE (while PulseAudio defaulted to S16_LE). Signed-off-by: Jonas Hahnfeld <hahnjo@hahnjo.de> --- sound/usb/quirks-table.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h index e03043f7dad3..be5c2bc26a1d 100644 --- a/sound/usb/quirks-table.h +++ b/sound/usb/quirks-table.h @@ -77,6 +77,45 @@ /* E-Mu 0204 USB */ { USB_DEVICE_VENDOR_SPEC(0x041e, 0x3f19) }, +/* + * Creative Technology, Ltd Live! Cam Sync HD [VF0770] + * The device advertises 8 formats, but only a rate of 48kHz is honored by the + * hardware and 24 bits give chopped audio, so only report the one working + * combination. + */ +{ + USB_DEVICE(0x041e, 0x4095), + .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) { + .ifnum = QUIRK_ANY_INTERFACE, + .type = QUIRK_COMPOSITE, + .data = &(const struct snd_usb_audio_quirk[]) { + { + .ifnum = 2, + .type = QUIRK_AUDIO_STANDARD_MIXER, + }, + { + .ifnum = 3, + .type = QUIRK_AUDIO_FIXED_ENDPOINT, + .data = &(const struct audioformat) { + .formats = SNDRV_PCM_FMTBIT_S16_LE, + .channels = 2, + .fmt_bits = 16, + .iface = 3, + .altsetting = 4, + .altset_idx = 4, + .endpoint = 0x82, + .ep_attr = 0x05, + .rates = SNDRV_PCM_RATE_48000, + .rate_min = 48000, + .rate_max = 48000, + .nr_rates = 1, + .rate_table = (unsigned int[]) { 48000 }, + }, + }, + }, + }, +}, + /* * HP Wireless Audio * When not ignored, causes instability issues for some users, forcing them to -- 2.33.0
next reply other threads:[~2021-10-10 11:30 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-10-10 11:19 Jonas Hahnfeld [this message] 2021-10-10 11:19 ` [PATCH] ALSA: usb-audio: Add quirk for VF0770 Jonas Hahnfeld 2021-10-10 20:26 ` Takashi Iwai 2021-10-10 20:26 ` Takashi Iwai 2021-10-11 17:12 ` Jonas Hahnfeld 2021-10-11 17:12 ` Jonas Hahnfeld 2021-10-12 9:04 ` Takashi Iwai 2021-10-12 9:04 ` Takashi Iwai 2021-10-12 20:09 ` [PATCH v2] " Jonas Hahnfeld 2021-10-12 20:09 ` Jonas Hahnfeld 2021-10-12 20:14 ` Takashi Iwai 2021-10-12 20:14 ` Takashi Iwai
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