From patchwork Thu Nov 21 14:42:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kory Maincent X-Patchwork-Id: 13882049 X-Patchwork-Delegate: kuba@kernel.org Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8BD241D95B3; Thu, 21 Nov 2024 14:43:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732200224; cv=none; b=reGhiQnSXGgXKDXkzeK5+VmfnRRMbFUzQbdnZmiemeiweZrKHmMCk+/W329FnuMS68cZ0qscH+h1mky2MGuGRJOhGe8ns879ayytL8JaU6+k1y8PIgHYs9lre+qNSNKo3q3VihBsQRFudfijkhpU/AD1lkvkBslGKpbWW+SV724= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732200224; c=relaxed/simple; bh=DC/9YkU2BchaabD5ycgLbSoIt4/zucrbbySyiKTAodw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=GJWMDY79jjXbe53bQau3QgY2MytMDkx/+ZRROryvLjzYKho2s9xPPICZs1j/Op9sMYwxuQxnCg/HzCJxSbN5xnJZzAqASaf+848lmplnEcO8RDhKhJ2n6WcdlkQfTm83p73H2/Hpbik4msVKwhw8Ee+WvnLFQZ4VeKwa7xWQemw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=Hn2mOj1w; arc=none smtp.client-ip=217.70.183.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="Hn2mOj1w" Received: by mail.gandi.net (Postfix) with ESMTPSA id B4D774000B; Thu, 21 Nov 2024 14:43:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1732200215; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=PB4N4irPSyn5rR+E/NNWqmUZSG81ZYdtH5kOGb0VcXk=; b=Hn2mOj1wPiMHfblYXynxvv9q601z9o/gA4WJNSOy3/TJLNPerLtchzzAx7IBpYdTINhWwc SGJCzhjPy3fNZ/J8NE5Qwo3JfaqmotoZpcwZOt/VDG0I4spU13YLwsGwFvTDDbp6AU6m1c OtTTZKQ8flYbHNQ+yeLFDMsij5KljziJL5NB8o3ucUfIAVGb/xc5t3MeClrLuo1yQK35ev o9yhM0jvMj+L1NRE6WUJkQ4kvVMa5z8OWd8EQD5qnZoYJanQtlzUKZdWlgTG3fM2xQDDiU wh1eHuEyPT5gCxb3Mq+Bz7aqZKTfL9TZb5b0hccvr+ILOGFxi8rGhV2i1+Tt+Q== From: Kory Maincent Date: Thu, 21 Nov 2024 15:42:28 +0100 Subject: [PATCH RFC net-next v3 02/27] regulator: core: Ignore unset max_uA constraints in current limit check Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241121-feature_poe_port_prio-v3-2-83299fa6967c@bootlin.com> References: <20241121-feature_poe_port_prio-v3-0-83299fa6967c@bootlin.com> In-Reply-To: <20241121-feature_poe_port_prio-v3-0-83299fa6967c@bootlin.com> To: Andrew Lunn , Oleksij Rempel , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Jonathan Corbet , Donald Hunter , Rob Herring , Andrew Lunn , Simon Horman , Heiner Kallweit , Russell King , Liam Girdwood , Mark Brown Cc: Thomas Petazzoni , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-doc@vger.kernel.org, Kyle Swenson , Dent Project , kernel@pengutronix.de, Maxime Chevallier , Kory Maincent X-Mailer: b4 0.15-dev-8cb71 X-GND-Sasl: kory.maincent@bootlin.com X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC From: Kory Maincent (Dent Project) We should only consider max_uA constraints if they are explicitly defined. In cases where it is not set, we should assume the regulator has no current limit. Signed-off-by: Kory Maincent --- Change in v3: - New patch --- drivers/regulator/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 1179766811f5..2948a7eca734 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -497,7 +497,8 @@ static int regulator_check_current_limit(struct regulator_dev *rdev, return -EPERM; } - if (*max_uA > rdev->constraints->max_uA) + if (*max_uA > rdev->constraints->max_uA && + rdev->constraints->max_uA) *max_uA = rdev->constraints->max_uA; if (*min_uA < rdev->constraints->min_uA) *min_uA = rdev->constraints->min_uA;