[alsa-devel] [PATCH v2 1/3] ALSA: usb-audio: fix Amanero Combo384 quirk on big-endian hosts

Johan Hovold johan at kernel.org
Fri May 12 14:34:37 CEST 2017


Add missing endianness conversion when using the USB device-descriptor
bcdDevice field when applying the Amanero Combo384 (endianness!) quirk.

Fixes: 3eff682d765b ("ALSA: usb-audio: Support both DSD LE/BE Amanero firmware versions")
Cc: Jussi Laako <jussi at sonarnerd.net>
Signed-off-by: Johan Hovold <johan at kernel.org>
---
 sound/usb/quirks.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 01eff6ce6401..d7b0b0a3a2db 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1364,7 +1364,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
 	/* Amanero Combo384 USB interface with native DSD support */
 	case USB_ID(0x16d0, 0x071a):
 		if (fp->altsetting == 2) {
-			switch (chip->dev->descriptor.bcdDevice) {
+			switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {
 			case 0x199:
 				return SNDRV_PCM_FMTBIT_DSD_U32_LE;
 			case 0x19b:
-- 
2.13.0



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