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OPP: Compare bandwidths for all paths in _opp_compare_key()

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Replicate the same behavior as "rates" here and compare all values
instead of relying on the first entry alone.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
This commit is contained in:
Viresh Kumar 2022-07-05 11:50:47 +05:30
parent 2083da24eb
commit 274c3e83e7
1 changed files with 17 additions and 3 deletions
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20
drivers/opp/core.c
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@ -1697,6 +1697,20 @@ static int _opp_compare_rate(struct opp_table *opp_table,
return 0;
}
static int _opp_compare_bw(struct opp_table *opp_table, struct dev_pm_opp *opp1,
struct dev_pm_opp *opp2)
{
int i;
for (i = 0; i < opp_table->path_count; i++) {
if (opp1->bandwidth[i].peak != opp2->bandwidth[i].peak)
return opp1->bandwidth[i].peak < opp2->bandwidth[i].peak ? -1 : 1;
}
/* Same bw for both OPPs */
return 0;
}
/*
* Returns
* 0: opp1 == opp2
@ -1712,9 +1726,9 @@ int _opp_compare_key(struct opp_table *opp_table, struct dev_pm_opp *opp1,
if (ret)
return ret;
if (opp1->bandwidth && opp2->bandwidth &&
opp1->bandwidth[0].peak != opp2->bandwidth[0].peak)
return opp1->bandwidth[0].peak < opp2->bandwidth[0].peak ? -1 : 1;
ret = _opp_compare_bw(opp_table, opp1, opp2);
if (ret)
return ret;
if (opp1->level != opp2->level)
return opp1->level < opp2->level ? -1 : 1;