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authorBoris Brezillon <boris.brezillon@free-electrons.com>2015-07-09 22:39:38 +0200
committerStephen Boyd <sboyd@codeaurora.org>2015-07-27 18:13:32 -0700
commit57d866e606ddf2a0cd51f7140cfd8df1fdaa48f6 (patch)
treed416f5f0399391f963b2aa4ffc03d281c3d237ad /arch/mips/alchemy/common
parent0817b62cc037a56c5e4238c7eb7522299ea27aef (diff)
clk: fix some determine_rate implementations
Some determine_rate implementations are not returning an error when they failed to adapt the rate according to the rate request. Fix them so that they return an error instead of silently returning 0. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> CC: Jonathan Corbet <corbet@lwn.net> CC: Tony Lindgren <tony@atomide.com> CC: Ralf Baechle <ralf@linux-mips.org> CC: "Emilio López" <emilio@elopez.com.ar> CC: Maxime Ripard <maxime.ripard@free-electrons.com> Cc: Tero Kristo <t-kristo@ti.com> CC: Peter De Schrijver <pdeschrijver@nvidia.com> CC: Prashant Gaikwad <pgaikwad@nvidia.com> CC: Stephen Warren <swarren@wwwdotorg.org> CC: Thierry Reding <thierry.reding@gmail.com> CC: Alexandre Courbot <gnurou@gmail.com> CC: linux-doc@vger.kernel.org CC: linux-kernel@vger.kernel.org CC: linux-arm-kernel@lists.infradead.org CC: linux-omap@vger.kernel.org CC: linux-mips@linux-mips.org CC: linux-tegra@vger.kernel.org Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'arch/mips/alchemy/common')
-rw-r--r--arch/mips/alchemy/common/clock.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/alchemy/common/clock.c b/arch/mips/alchemy/common/clock.c
index 0b4cf3e9f005..7cc3eed83a1e 100644
--- a/arch/mips/alchemy/common/clock.c
+++ b/arch/mips/alchemy/common/clock.c
@@ -469,9 +469,13 @@ static int alchemy_clk_fgcs_detr(struct clk_hw *hw,
}
}
+ if (br < 0)
+ return br;
+
req->best_parent_rate = bpr;
req->best_parent_hw = __clk_get_hw(bpc);
req->rate = br;
+
return 0;
}