6.15-stable review patch. If anyone has any objections, please let me know.
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From: Sibi Sankar quic_sibis@quicinc.com
[ Upstream commit ad28fc31dd702871764e9294d4f2314ad78d24a9 ]
Sustained frequency when greater than or equal to 4Ghz on 64-bit devices currently result in marking all frequencies as turbo. Address the turbo frequency selection bug by fixing the truncation.
Fixes: a897575e79d7 ("firmware: arm_scmi: Add support for marking certain frequencies as turbo") Signed-off-by: Sibi Sankar quic_sibis@quicinc.com Message-Id: 20250514214719.203607-1-quic_sibis@quicinc.com Signed-off-by: Sudeep Holla sudeep.holla@arm.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/firmware/arm_scmi/perf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c index c7e5a34b254b..683fd9b85c5c 100644 --- a/drivers/firmware/arm_scmi/perf.c +++ b/drivers/firmware/arm_scmi/perf.c @@ -892,7 +892,7 @@ static int scmi_dvfs_device_opps_add(const struct scmi_protocol_handle *ph, freq = dom->opp[idx].indicative_freq * dom->mult_factor;
/* All OPPs above the sustained frequency are treated as turbo */ - data.turbo = freq > dom->sustained_freq_khz * 1000; + data.turbo = freq > dom->sustained_freq_khz * 1000UL;
data.level = dom->opp[idx].perf; data.freq = freq;