Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751184AbdL3BNf (ORCPT ); Fri, 29 Dec 2017 20:13:35 -0500 Received: from mail-wm0-f66.google.com ([74.125.82.66]:33454 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750741AbdL3BN0 (ORCPT ); Fri, 29 Dec 2017 20:13:26 -0500 X-Google-Smtp-Source: ACJfBourTxzkP+jWB4+d7GVNLHZ6FAu8Fq4QzEDIMqB4YuC3CC58bKN2pJjhdkJSq0yZD4NfQnwP7w== 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, Mike Looijmans Subject: [PATCH 13/33] clk: si514: change si514_round_rate() return logic Date: Sat, 30 Dec 2017 01:12:52 +0000 Message-Id: <1514596392-22270-14-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-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1090 Lines: 33 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: Michael Turquette Cc: Stephen Boyd Cc: linux-clk@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: Mike Looijmans --- drivers/clk/clk-si514.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/clk-si514.c b/drivers/clk/clk-si514.c index 8d940d0..042ae39 100644 --- a/drivers/clk/clk-si514.c +++ b/drivers/clk/clk-si514.c @@ -220,7 +220,7 @@ static unsigned long si514_round_rate(struct clk_hw *hw, unsigned long rate, err = si514_calc_muldiv(&settings, rate); if (err) - return err; + return 0; return si514_calc_rate(&settings); } -- 2.7.4