From patchwork Sat Dec 30 01:13:05 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan O'Donoghue X-Patchwork-Id: 10137507 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 697016037D for ; Sat, 30 Dec 2017 01:16:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5C90D2B551 for ; Sat, 30 Dec 2017 01:16:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 51B872B55D; Sat, 30 Dec 2017 01:16:28 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DABCE2B551 for ; Sat, 30 Dec 2017 01:16:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750969AbdL3BQA (ORCPT ); Fri, 29 Dec 2017 20:16:00 -0500 Received: from mail-wm0-f68.google.com ([74.125.82.68]:46684 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751226AbdL3BNi (ORCPT ); Fri, 29 Dec 2017 20:13:38 -0500 Received: by mail-wm0-f68.google.com with SMTP id r78so50738117wme.5 for ; Fri, 29 Dec 2017 17:13:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nexus-software-ie.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=RPViqKU87sdWGSn1UWcYMCsYWsgJlvOLovst0hwHCl0=; b=p3q4vvUksamGd8S2iTCtd5uY1W1c9SyyLWiKlZaLpU3DA9ZsG1YDOH6+KY6v8EvWJo QpUHHrmaN2KOGRRqnLv0rPLm1vdLHZTIAp2dHz8J0EgaXy7gjy93eoC70NjJUK668kLs JibdIwy7aEblrI3KK8gY7j4makVwpoD3Xe9pzqEIfoXXQOBil/O/AwHUYefiuzXr+W3u 5OYFXCPclFElnlRBGCPBl847srOnpy3R8dw8v+dr09WreUG3zsthr8Lb67l2Os2rdm4c UOIY07VM2Rxy0hOyt07zeTQ5/NJ8fn8azkqx3T8Id+6yjvv8x1o9EqhCzYDBii7dOAce XLPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=RPViqKU87sdWGSn1UWcYMCsYWsgJlvOLovst0hwHCl0=; b=cx0z8gmUUdjHmwq2SnfTqjyvm5NGV9bRyXTttXdpR4VbOv2EHY4Nr9ArHwWd+/JAK1 7NiH9FrVQztkjx5JeO1t2khNdHUPXC4bNUxDFMgVT0/JY7WA00nbkSfsf6stk7oQ0bmU KGyxkToIIztRQyZVnPn7cLX4kwiOBSWMigDqHzFS5z4ZRdLCHPcohdcKVcIRmxjgGGg0 pGe8b+v5KZqxOLawESM21zrOE0genoSGzGAv+O9SmK234bXVjIPyzbDdOqEQV5kY1HXF M9nHZR8UBlgsq+anI54ZTCY1n1As+x16lp9mFpNTFQVBAWWqb46yvh6eI28jeCQmQsPy UElw== X-Gm-Message-State: AKGB3mJwv2WiY1942/tVmuXrc4xyA9w8Aog6L/JRZmHu+OUoMlrQzffn Q5//++pfesaxJ0sdxDr970dGYQ== X-Google-Smtp-Source: ACJfBouS2r+TzoaD2MjqV7CKEnZ1CMGDiH0mFZA97SlDRWdkdj3iRWfLZqf0HN95Q1ITG8inO+NXwA== X-Received: by 10.80.181.49 with SMTP id y46mr46118456edd.29.1514596417869; Fri, 29 Dec 2017 17:13:37 -0800 (PST) Received: from localhost.localdomain ([109.255.42.2]) by smtp.gmail.com with ESMTPSA id h4sm29818268edb.16.2017.12.29.17.13.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 29 Dec 2017 17:13:37 -0800 (PST) From: Bryan O'Donoghue To: mturquette@baylibre.com, sboyd@codeaurora.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Cc: pure.logic@nexus-software.ie, Tero Kristo , linux-omap@vger.kernel.org Subject: [PATCH 26/33] clk: ti: composite: change clk_pll_round_rate() return logic Date: Sat, 30 Dec 2017 01:13:05 +0000 Message-Id: <1514596392-22270-27-git-send-email-pure.logic@nexus-software.ie> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1514596392-22270-1-git-send-email-pure.logic@nexus-software.ie> References: <1514596392-22270-1-git-send-email-pure.logic@nexus-software.ie> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch updates the round_rate() logic here to return zero instead of a negative number on error. In conjunction with higher-level changes associated with acting on the return value of clk_ops->round_rate() it is then possible to have clk_ops->round_rate() return values from 1 Hz to ULONG_MAX Hz instead of the current limitation of 1 Hz to LONG_MAX Hz. Signed-off-by: Bryan O'Donoghue Cc: Tero Kristo Cc: Michael Turquette Cc: Stephen Boyd Cc: linux-omap@vger.kernel.org Cc: linux-clk@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- drivers/clk/ti/composite.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/ti/composite.c b/drivers/clk/ti/composite.c index 2477cf1..0e82b61 100644 --- a/drivers/clk/ti/composite.c +++ b/drivers/clk/ti/composite.c @@ -38,7 +38,7 @@ static unsigned long ti_composite_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *prate) { - return -EINVAL; + return 0; } static int ti_composite_set_rate(struct clk_hw *hw, unsigned long rate,