From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f52.google.com (mail-ej1-f52.google.com [209.85.218.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CAB5530EF94 for ; Sat, 6 Jun 2026 04:58:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780721918; cv=none; b=DJHUksineWYR6XQHpjc6k6wlc3HKyZMQ8K5I7umWKlpu3HDLeJr148izfbT1PC/ukUhuXvYl+cDpEIT62N2uJD7UqdYhs1+Kg4fzzrmBzKHf71hiwiY1lpHkTzSqG45tA0Std9YxQ8T4fhqbkUPtqvBBizIxgzcgaESlJb5/th4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780721918; c=relaxed/simple; bh=Uj/we1VRlh8Apf/xbTm9Cclx4UJKJna7Lcylt5N9akk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SVSIbMdSwLKxmY+rRyQFBIvqxJqg3fxrSu2cze63Up4D7e+9zY10Zp3gBQ7uFA6oXTyl+4gJH25ajNfwDgFLYqyIn/9qtvyqTNUmr9LZmyEK6QYPKdlY1MmYQCT8oBh798xpB677GqFKQyLbReN+C26E3AclZ3viaORzSG/GUpY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=A/unh+1k; arc=none smtp.client-ip=209.85.218.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="A/unh+1k" Received: by mail-ej1-f52.google.com with SMTP id a640c23a62f3a-bed4f2f0898so325160766b.3 for ; Fri, 05 Jun 2026 21:58:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1780721915; x=1781326715; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=gRUfH60NeaMpCaCx84KeDTGgGO9ytSJVg0ZaUrTfvB4=; b=A/unh+1kjipGI8XGzFvTj3U7czU7f66fZb60gWItRppp86TQsnJc+ZhnwwWkEztngk ZXZdFKYNLTDYIFhMAFv4yK80g28YjCSYosSXktQqcM1Xbvw2X13FKQbo8kgMlLNOZBkQ sfBU9e/miezAaRfQ2dXRIlGPPCB/hlsxZurDJx0phhXKefFiALFQFJ8cWwCLPlV7Jx0l pVbxBKCYwhIvUQ80WgzxZ78SY60O6A9sHgIXpvtbK+FXiyaRiJc5K41Oqxhttp6Lajhl urzHYMnon6ajDNumWML8ydBCUy1XktRrDxurAkQ1FYfPQtIWEa9x71i1AhNSPFdoEIKK SHug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780721915; x=1781326715; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=gRUfH60NeaMpCaCx84KeDTGgGO9ytSJVg0ZaUrTfvB4=; b=q/CxcpILHL41y59QsfujUoe5P5HGqAja8eCW9nrCXOhL/ySmIWOdb0B76HuXNeqs1B 54vP1WTm9iAmGqDkhexFOsKfu/+O5IKZLExvv4ZeSCuoQ2W9x0LdorEl/CM+sbHC3M6A /6OGwm8o9k2O2CH66y4z8xcmvmicZmrvwePNSXJcl68uwQTJbCNQQKZMkrqNS85hswvx NaggyIn+L+WqXCkw0uHFa90yv/wjjjoBLz0bePy+AuAz8vbFsp+IVaomDjOfXr/vyPLu h6fI5zh5NlCkVBis3San3cRFZXUGBT4d4642VCx8GwmxDCBlPh+n5zFEOXT6VPaaiwOF 3fWw== X-Forwarded-Encrypted: i=1; AFNElJ8Cafh1MD8sxD4rkez1ExyIKwH7rWu3vek/jEL8yXLs/2/AAxecV7bFWMvQhkSL9AIMvZ4iVcAGGJpv3mM=@vger.kernel.org X-Gm-Message-State: AOJu0YwspkYnM2qUJLJTHdIeznoaQsaCjNpsdOSj/HWUE1XVWHNe05gF O1yKC7mk6ZwVuZ3amNUDSinokqmZhNyOiW/ZTpcnn1gMciHoAUiJvgTq X-Gm-Gg: Acq92OGztUaeJcF56epYEbQetAJl1FfLKB+BH4nTqjW1kL/bfoWLRLV4QK/R2YnGC4n i0tqBCdT51eUXWPbulmKK06ufi+qEmJl/OydOvVybpnMTzA45uyiecdFZSGPIyuJiMTqpe8aE5E IGAED+PEv6dYbe/bFtSmRK1CXIqYYUpzlVOOGiDi0kTJFmX7hmzqLYkSy9yURg/hAegodTrL1Ov 0bbcci18zOPZRYYP2BD+qHz8Y9DMsFWa25bvf0dZTsyTsao3KqAD7hQEabqAtZbUOgrroouto+p hbcKIGRNYSBKlv0R8tgNLhg+PRbQvriGATuaRjmMlww3i6HE/EENo4a+RoKUbKMXqqiCUCuS5Jz +QhGPidYPu7pD/aJB/cAsLr9UrXJR3BwyJWuVU5pT404MrQpu5E9DptHKPldMbIFY53EXB5+PrN oAamEy32ShBiDrdJxWxDe7VK0= X-Received: by 2002:a17:907:e117:b0:bed:62c1:ec with SMTP id a640c23a62f3a-bf3704783c0mr169855366b.13.1780721915036; Fri, 05 Jun 2026 21:58:35 -0700 (PDT) Received: from xeon ([188.163.112.61]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-bf054e086fesm570597166b.32.2026.06.05.21.58.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Jun 2026 21:58:33 -0700 (PDT) From: Svyatoslav Ryhel To: Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Cameron , David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , Helge Deller , Svyatoslav Ryhel Cc: Johan Hovold , dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-fbdev@vger.kernel.org Subject: [PATCH v4 10/14] mfd: lm3533: Set DMA mask Date: Sat, 6 Jun 2026 07:57:34 +0300 Message-ID: <20260606045738.21050-11-clamor95@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260606045738.21050-1-clamor95@gmail.com> References: <20260606045738.21050-1-clamor95@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Missing coherent_dma_mask assigning triggers the following warning in dmesg: [ 3.287872] platform lm3533-backlight.0: DMA mask not set Since this warning might be elevated to an error in the future, set coherent_dma_mask to zero because both the core and cells do not utilize DMA. Signed-off-by: Svyatoslav Ryhel --- drivers/mfd/lm3533-core.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/mfd/lm3533-core.c b/drivers/mfd/lm3533-core.c index 500cec3cceba..5d17da1d998b 100644 --- a/drivers/mfd/lm3533-core.c +++ b/drivers/mfd/lm3533-core.c @@ -489,6 +489,10 @@ static int lm3533_i2c_probe(struct i2c_client *i2c) LM3533_BOOST_FREQ_MAX); lm3533->boost_freq = lm3533->boost_freq / (500 * KILO) - 1; + /* LM3533 and child devices do not use DMA */ + i2c->dev.coherent_dma_mask = 0; + i2c->dev.dma_mask = &i2c->dev.coherent_dma_mask; + return lm3533_device_init(lm3533); } -- 2.53.0