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OPP: rate-limit debug messages when no change in OPP is required

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Otherwise, when enabling a debug build and dynamic debug in the kernel, it
quickly floods the kernel ring buffer and makes debugging of other
subsystems almost impossible, unless manually disabled.

Signed-off-by: Adrián Larumbe <adrian.larumbe@collabora.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
This commit is contained in:
Adrián Larumbe 2023-05-20 18:00:35 +01:00 committed by Viresh Kumar
parent ac9a78681b
commit 9e28f7a745
1 changed files with 1 additions and 1 deletions
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2
drivers/opp/core.c
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@ -1091,7 +1091,7 @@ static int _set_opp(struct device *dev, struct opp_table *opp_table,
/* Return early if nothing to do */ /* Return early if nothing to do */
if (!forced && old_opp == opp && opp_table->enabled) { if (!forced && old_opp == opp && opp_table->enabled) {
dev_dbg(dev, "%s: OPPs are same, nothing to do\n", __func__); dev_dbg_ratelimited(dev, "%s: OPPs are same, nothing to do\n", __func__);
return 0; return 0;
} }