[PATCH] clk: versatile: Remove WARNs in ->round_rate()

From: Brian Starkey
Date: Mon Nov 13 2017 - 10:28:06 EST


clk_round_rate() is intended to be used to round a given clock rate to
the closest one achievable by the actual clock. This implies that the
input to clk_round_rate() is expected to be unachievable - and such
cases shouldn't be treated as exceptional.

To reflect this, remove the WARN_ONs which trigger when an unachievable
clock rate is passed to vexpress_osc_round_rate().

Reported-by: Vladimir Murzin <vladimir.murzin@xxxxxxx>
Signed-off-by: Brian Starkey <brian.starkey@xxxxxxx>
Acked-by: Sudeep Holla <sudeep.holla@xxxxxxx>
---
drivers/clk/versatile/clk-vexpress-osc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/versatile/clk-vexpress-osc.c b/drivers/clk/versatile/clk-vexpress-osc.c
index e7a868b83fe5..59703d569d49 100644
--- a/drivers/clk/versatile/clk-vexpress-osc.c
+++ b/drivers/clk/versatile/clk-vexpress-osc.c
@@ -44,10 +44,10 @@ static long vexpress_osc_round_rate(struct clk_hw *hw, unsigned long rate,
{
struct vexpress_osc *osc = to_vexpress_osc(hw);

- if (WARN_ON(osc->rate_min && rate < osc->rate_min))
+ if (osc->rate_min && rate < osc->rate_min)
rate = osc->rate_min;

- if (WARN_ON(osc->rate_max && rate > osc->rate_max))
+ if (osc->rate_max && rate > osc->rate_max)
rate = osc->rate_max;

return rate;
--
1.9.1