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It seems that the firmware is broken and does not accept the UAC_EP_CS_ATTR_SAMPLE_RATE URB. There is only one rate (48000Hz) available in the descriptors for the output endpoint. Create a new quirk QUIRK_FLAG_FIXED_RATE to skip the rate setup when only one rate is available (fixed). BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=216798 Signed-off-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20221215153037.1163786-1-perex@perex.cz Signed-off-by: Takashi Iwai <tiwai@suse.de>
19 lines
604 B
C
19 lines
604 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __USBAUDIO_PCM_H
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#define __USBAUDIO_PCM_H
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void snd_usb_set_pcm_ops(struct snd_pcm *pcm, int stream);
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int snd_usb_pcm_suspend(struct snd_usb_stream *as);
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int snd_usb_pcm_resume(struct snd_usb_stream *as);
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bool snd_usb_pcm_has_fixed_rate(struct snd_usb_substream *as);
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int snd_usb_init_pitch(struct snd_usb_audio *chip,
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const struct audioformat *fmt);
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void snd_usb_preallocate_buffer(struct snd_usb_substream *subs);
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int snd_usb_audioformat_set_sync_ep(struct snd_usb_audio *chip,
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struct audioformat *fmt);
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#endif /* __USBAUDIO_PCM_H */
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