From patchwork Fri Nov 17 09:42:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 745023 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="F5IXmwIy" Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2A787199D; Fri, 17 Nov 2023 01:42:53 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 27FDE6607390; Fri, 17 Nov 2023 09:42:51 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1700214172; bh=P8X/98SRN6b58tyqRku7rqXinlOozOu5V7sRiK56qy0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F5IXmwIy38/fn23gDLxutrx/u8ezb9RKv66d3sxgwtwtqHzmo5NVoIKEFJvkwXZoc FqNAkMqP5dhJBy04ctNGA9n6ZOiqEuw1KsuImURIMDXVzpt+SXtnum1z19F7n5TWTb /GczntLx6lys/5PZ5802zi+qaWDgsb63dQHBQCfgsop9E+nKjH1Le7mkg4MyOZhNpB f7LNImqXvXJL17GXLDDAXs2jrV/NPq8OFTvQ2UlKJ9PloDib+PwcP8esUHpWWzkzfy dGTFjbgQ36BeuOramFMBJEcFqG0+xK5L3Uvxrj6uoNLgFI7aZyYEEhJVyHQ42TZK1t 8UnQ4cH+2eJuA== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, robh+dt@kernel.org, angelogioacchino.delregno@collabora.com, p.zabel@pengutronix.de, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, wenst@chromium.org Subject: [PATCH v1 17/20] soc: mediatek: mtk-svs: Use ULONG_MAX to compare floor frequency Date: Fri, 17 Nov 2023 10:42:25 +0100 Message-ID: <20231117094228.40013-18-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231117094228.40013-1-angelogioacchino.delregno@collabora.com> References: <20231117094228.40013-1-angelogioacchino.delregno@collabora.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The `freq` variable is of type unsigned long and, even though it does currently work with u32 because no frequency is higher than U32_MAX, it is not guaranteed that in the future we will see one. Initialize the freq variable with ULONG_MAX instead of U32_MAX. Signed-off-by: AngeloGioacchino Del Regno --- drivers/soc/mediatek/mtk-svs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c index 16a16c5a3f24..df39e7430ba9 100644 --- a/drivers/soc/mediatek/mtk-svs.c +++ b/drivers/soc/mediatek/mtk-svs.c @@ -1804,7 +1804,7 @@ static int svs_bank_resource_setup(struct svs_platform *svsp) return count; } - for (i = 0, freq = U32_MAX; i < svsb->opp_count; i++, freq--) { + for (i = 0, freq = ULONG_MAX; i < svsb->opp_count; i++, freq--) { opp = dev_pm_opp_find_freq_floor(svsb->opp_dev, &freq); if (IS_ERR(opp)) { dev_err(svsb->dev, "cannot find freq = %ld\n",