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[73.162.147.103]) by smtp.gmail.com with ESMTPSA id a17-v6sm13445119pfg.106.2018.07.23.01.56.50 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 23 Jul 2018 01:56:51 -0700 (PDT) From: Yue Wang To: linux-kernel@vger.kernel.org Date: Mon, 23 Jul 2018 01:56:46 -0700 Message-Id: <20180723085647.49537-1-yuleopen@gmail.com> X-Mailer: git-send-email 2.18.0 X-Mailman-Approved-At: Mon, 23 Jul 2018 16:52:25 +0200 Cc: Jussi Laako , alsa-devel@alsa-project.org, Nobutaka Okabe , Takashi Iwai , Alberto Aguirre , Kai-Heng Feng , Daniel Mack , yuleopen@gmail.com, Ruslan Bilovol Subject: [alsa-devel] [PATCH] alsa/usb-audio: Generic DSD detection for Thesycon-based implementations X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP Thesycon provides solutions to XMOS chips, and has its own device vendor id. In this patch, we use generic method to detect DSD capability of Thesycon-based UAC2 implementations in order to support a wide range of current and future devices. The patch will enable the SNDRV_PCM_FMTBIT_DSD_U32_BE bit for the DAC hence enable native DSD playback up to DSD512 format. Signed-off-by: Yue Wang --- sound/usb/quirks.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 02b6cc02767f..06ae3f5adf4b 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1443,6 +1443,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip, */ switch (USB_ID_VENDOR(chip->usb_id)) { case 0x20b1: /* XMOS based devices */ + case 0x152a: /* Thesycon devices */ case 0x25ce: /* Mytek devices */ if (fp->dsd_raw) return SNDRV_PCM_FMTBIT_DSD_U32_BE;