Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932357AbeAATpz (ORCPT + 1 other); Mon, 1 Jan 2018 14:45:55 -0500 Received: from mail-wm0-f67.google.com ([74.125.82.67]:37484 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932159AbeAATnl (ORCPT ); Mon, 1 Jan 2018 14:43:41 -0500 X-Google-Smtp-Source: ACJfBouwBkTzx5BPqxPbTwcjR+Wmj4xOrwnRZLRNtcR7ebuFJDKYi6jJcD9JUarOVQ0t5t7ZckGwWQ== From: Bryan O'Donoghue To: mturquette@baylibre.com, sboyd@codeaurora.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Cc: Bryan O'Donoghue , Peter De Schrijver , Prashant Gaikwad , Thierry Reding , Jonathan Hunter , linux-tegra@vger.kernel.org Subject: [PATCH v3 24/34] clk: tegra: change clk_sync_source_round_rate() return logic Date: Mon, 1 Jan 2018 19:43:03 +0000 Message-Id: <1514835793-1104-25-git-send-email-pure.logic@nexus-software.ie> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1514835793-1104-1-git-send-email-pure.logic@nexus-software.ie> References: <1514835793-1104-1-git-send-email-pure.logic@nexus-software.ie> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: 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: Peter De Schrijver Cc: Prashant Gaikwad Cc: Michael Turquette Cc: Stephen Boyd Cc: Thierry Reding Cc: Jonathan Hunter Cc: linux-clk@vger.kernel.org Cc: linux-tegra@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- drivers/clk/tegra/clk-audio-sync.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/tegra/clk-audio-sync.c b/drivers/clk/tegra/clk-audio-sync.c index 9784d58..5fd825b 100644 --- a/drivers/clk/tegra/clk-audio-sync.c +++ b/drivers/clk/tegra/clk-audio-sync.c @@ -35,7 +35,7 @@ static unsigned long clk_sync_source_round_rate(struct clk_hw *hw, struct tegra_clk_sync_source *sync = to_clk_sync_source(hw); if (rate > sync->max_rate) - return -EINVAL; + return 0; else return rate; } -- 2.7.4