From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7CCCC433E2 for ; Tue, 8 Sep 2020 09:04:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 81AB221741 for ; Tue, 8 Sep 2020 09:04:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=axis.com header.i=@axis.com header.b="kurFb0HH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728705AbgIHJEX (ORCPT ); Tue, 8 Sep 2020 05:04:23 -0400 Received: from smtp1.axis.com ([195.60.68.17]:38349 "EHLO smtp1.axis.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728137AbgIHJEU (ORCPT ); Tue, 8 Sep 2020 05:04:20 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=axis.com; l=1123; q=dns/txt; s=axis-central1; t=1599555860; x=1631091860; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=DrCanfQPxJQAbiFoOiHCF5OHW6LGa9wQUs0Iobf1d1o=; b=kurFb0HHMCC1VvO+QSRQPgMVGqKRu5IsqOAYBzrdHSPgnf2aI3rqpDHw sLbVywTVMndtMOchvv9Mcmk2Tpcv14thPx2Gd0jvX7mV86/3hSVuCd3If IZeBx4nkP8LFXxkcN1q0eXOxMskoTQUj3RMjKIQ57wyQpGU89phle1POq 8MKy45ybqEHO3ogRx1nHYmKBm5m16tJqFKgdB7GKEhlzjbqG0bQN9kS3U 7JedqJ8IRCxoH22wSbXjLOafPmzcOmVttyukCF/4Nd8q9QTPWmsj4AuOX fgv3Wt1VBNQJ34b95PsyDcf6sZ8Nxj7OV92KxhAOSOEcNBZahBtWwSkO6 A==; IronPort-SDR: LZ6//p3kpV8zVpoMoHC+ooWQYFsULnU4r8sZttsxzkSV6gW1/Of08FhKWZSd7Mci3IxatP7TzT xou/zzbVQHyKGgq895AEmf1OL64oxcNw8iA2Xw67wV3x6KWN1EvuHwlYe0MCjgxbNxLfCzqDok 4Hetrh3251T37zUBG0cnwfetDGeXUZkecvpJBpdhF1ynda/xeVr7AfG60Qu4etZu814Dz0DMHE ooHdL12oOAyJGhWaGAWsdjjAesLsM0pZskJ/xX6Thb5a7F4CWgJnd/bqb1/cDxZLveD+Jrd3w1 W5A= X-IronPort-AV: E=Sophos;i="5.76,405,1592863200"; d="scan'208";a="12653857" From: Camel Guo To: , , , CC: , , , Camel Guo Subject: [PATCH] ASoC: tlv320adcx140: Fix digital gain range Date: Tue, 8 Sep 2020 11:04:17 +0200 Message-ID: <20200908090417.16695-1-camel.guo@axis.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Camel Guo According to its datasheet, the digital gain should be -100 dB when CHx_DVOL is 1 and 27 dB when CHx_DVOL is 255. But with the current dig_vol_tlv, "Digital CHx Out Volume" shows 27.5 dB if CHx_DVOL is 255 and -95.5 dB if CHx_DVOL is 1. This commit fixes this bug. Fixes: 689c7655b50c ("ASoC: tlv320adcx140: Add the tlv320adcx140 codec driver family") Signed-off-by: Camel Guo --- sound/soc/codecs/tlv320adcx140.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/tlv320adcx140.c b/sound/soc/codecs/tlv320adcx140.c index 6d456aa269ad..13ece039e9fe 100644 --- a/sound/soc/codecs/tlv320adcx140.c +++ b/sound/soc/codecs/tlv320adcx140.c @@ -161,7 +161,7 @@ static const struct regmap_config adcx140_i2c_regmap = { }; /* Digital Volume control. From -100 to 27 dB in 0.5 dB steps */ -static DECLARE_TLV_DB_SCALE(dig_vol_tlv, -10000, 50, 0); +static DECLARE_TLV_DB_SCALE(dig_vol_tlv, -10050, 50, 0); /* ADC gain. From 0 to 42 dB in 1 dB steps */ static DECLARE_TLV_DB_SCALE(adc_tlv, 0, 100, 0); -- 2.20.1