Messages in this thread Patch in this message | | | From | Viresh Kumar <> | Subject | [PATCH 07/13] opp: Allow _generic_set_opp_clk_only() to work for non-freq devices | Date | Thu, 21 Jan 2021 16:47:47 +0530 |
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In order to avoid conditional statements at the caller site, this patch updates _generic_set_opp_clk_only() to work for devices that don't change frequency (like power domains, etc.). Return 0 if the clk pointer passed to this routine is not valid.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> --- drivers/opp/core.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/opp/core.c b/drivers/opp/core.c index a96ffd9051b1..6b09d468d37a 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -726,6 +726,10 @@ static inline int _generic_set_opp_clk_only(struct device *dev, struct clk *clk, { int ret; + /* We may reach here for devices which don't change frequency */ + if (unlikely(!clk)) + return 0; + ret = clk_set_rate(clk, freq); if (ret) { dev_err(dev, "%s: failed to set clock rate: %d\n", __func__, -- 2.25.0.rc1.19.g042ed3e048af
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