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Revision 0938ecae432e7ac8b01080c35dd81d50a1e43033 authored by Geoffrey D. Bennett on 04 November 2020, 11:57:17 UTC, committed by Takashi Iwai on 05 November 2020, 08:49:53 UTC 
ALSA: usb-audio: Add implicit feedback quirk for Qu-16
 
This patch fixes audio distortion on playback for the Allen&Heath
Qu-16.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20201104115717.GA19046@b4.vu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
1 parent 26201dd
Raw File
memregion.c 
// SPDX-License-Identifier: GPL-2.0-only
/* identifiers for device / performance-differentiated memory regions */
#include <linux/idr.h>
#include <linux/types.h>
#include <linux/memregion.h>

static DEFINE_IDA(memregion_ids);

int memregion_alloc(gfp_t gfp)
{
	return ida_alloc(&memregion_ids, gfp);
}
EXPORT_SYMBOL(memregion_alloc);

void memregion_free(int id)
{
	ida_free(&memregion_ids, id);
}
EXPORT_SYMBOL(memregion_free);
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