From 460538d02a1814cb5c884c76727573593969e832 Mon Sep 17 00:00:00 2001 From: Martin Blumenstingl Date: Sat, 26 Dec 2020 13:15:56 +0100 Subject: [PATCH] clk: meson: clk-pll: propagate the error from meson_clk_pll_set_rate() [ Upstream commit ccdc1f0836f8e37b558a424f1e491f929b2e7ede ] Popagate the error code from meson_clk_pll_set_rate() when the PLL does not lock with the new settings. Fixes: 722825dcd54b2e ("clk: meson: migrate plls clocks to clk_regmap") Signed-off-by: Martin Blumenstingl Signed-off-by: Jerome Brunet Link: https://lore.kernel.org/r/20201226121556.975418-4-martin.blumenstingl@googlemail.com Signed-off-by: Sasha Levin --- drivers/clk/meson/clk-pll.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/clk/meson/clk-pll.c b/drivers/clk/meson/clk-pll.c index 5b93297..49f27fe 100644 --- a/drivers/clk/meson/clk-pll.c +++ b/drivers/clk/meson/clk-pll.c @@ -394,7 +394,8 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, if (!enabled) return 0; - if (meson_clk_pll_enable(hw)) { + ret = meson_clk_pll_enable(hw); + if (ret) { pr_warn("%s: pll did not lock, trying to restore old rate %lu\n", __func__, old_rate); /* @@ -406,7 +407,7 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, meson_clk_pll_set_rate(hw, old_rate, parent_rate); } - return 0; + return ret; } /* -- 2.7.4