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From: Jorge Sanjuan <jorge.sanjuan@codethink.co.uk>
To: alsa-devel@alsa-project.org
Cc: linux-kernel@lists.codethink.co.uk,
	Jorge Sanjuan <jorge.sanjuan@codethink.co.uk>
Subject: [PATCH 3/6] ALSA: usb: ADC3. Do not set sample rate for BADD configuration.
Date: Wed, 29 Nov 2017 10:55:29 +0000	[thread overview]
Message-ID: <20171129105532.15420-4-jorge.sanjuan@codethink.co.uk> (raw)
In-Reply-To: <20171129105532.15420-1-jorge.sanjuan@codethink.co.uk>

BADD configuration is fixed to 48KHz for all AudioStreaming
interfaces.

Signed-off-by: Jorge Sanjuan <jorge.sanjuan@codethink.co.uk>
---
 sound/usb/clock.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sound/usb/clock.c b/sound/usb/clock.c
index 04361d79b163..c7f4ca4cdcd4 100644
--- a/sound/usb/clock.c
+++ b/sound/usb/clock.c
@@ -605,7 +605,11 @@ int snd_usb_init_sample_rate(struct snd_usb_audio *chip, int iface,
 
 	case UAC_VERSION_2:
 	case UAC_VERSION_3:
-		return set_sample_rate_v2v3(chip, iface, alts, fmt, rate);
+		if (chip->badd_profile > UAC3_FUNCTION_SUBCLASS_FULL_ADC_3_0)
+			return 0;
+		else
+			return set_sample_rate_v2v3(chip, iface,
+						    alts, fmt, rate);
 	}
 }
 
-- 
2.11.0

  parent reply	other threads:[~2017-11-29 10:55 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-29 10:55 [PATCH 0/6] ALSA: usb: UAC3. Add support for Basic Audio Device (BADD) Jorge Sanjuan
2017-11-29 10:55 ` [PATCH 1/6] ALSA: usb: ADC3: Add initial BADD spec support Jorge Sanjuan
2017-12-13 22:48   ` [Linux-kernel] " Ben Hutchings
2017-11-29 10:55 ` [PATCH 2/6] ALSA: usb: ADC3. BADD specification: fixed 48KHz sample rate Jorge Sanjuan
2017-11-29 10:55 ` Jorge Sanjuan [this message]
2017-11-29 10:55 ` [PATCH 4/6] usb: audio: Fix variable length field to be variable Jorge Sanjuan
2017-11-29 11:33   ` Clemens Ladisch
2017-11-29 10:55 ` [PATCH 5/6] ALSA: usb: Use Class Specific EP for UAC3 devices Jorge Sanjuan
2017-12-13 22:55   ` [Linux-kernel] " Ben Hutchings
2017-11-29 10:55 ` [PATCH 6/6] ALSA: usb: Only get control header for UAC1 class Jorge Sanjuan

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