From: Sibi Sankar <quic_sibis@quicinc.com> To: <sudeep.holla@arm.com>, <cristian.marussi@arm.com>, <rafael@kernel.org>, <viresh.kumar@linaro.org>, <morten.rasmussen@arm.com>, <dietmar.eggemann@arm.com>, <lukasz.luba@arm.com>, <sboyd@kernel.org> Cc: <linux-arm-kernel@lists.infradead.org>, <linux-pm@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <quic_mdtipton@quicinc.com>, <linux-arm-msm@vger.kernel.org>, <nm@ti.com>, Sibi Sankar <quic_sibis@quicinc.com> Subject: [PATCH V3 2/2] cpufreq: scmi: Enable boost support Date: Fri, 8 Mar 2024 16:14:10 +0530 [thread overview] Message-ID: <20240308104410.385631-3-quic_sibis@quicinc.com> (raw) In-Reply-To: <20240308104410.385631-1-quic_sibis@quicinc.com> The X1E80100 SoC hosts a number of cpu boost frequencies, so let's enable boost support if the freq_table has any opps marked as turbo in it. Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com> --- v3: * Don't set per-policy boost flags from the cpufreq driver. [Viresh] drivers/cpufreq/scmi-cpufreq.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 0b483bd0d3ca..3b4f6bfb2f4c 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -30,6 +30,7 @@ struct scmi_data { static struct scmi_protocol_handle *ph; static const struct scmi_perf_proto_ops *perf_ops; +static struct cpufreq_driver scmi_cpufreq_driver; static unsigned int scmi_cpufreq_get_rate(unsigned int cpu) { @@ -167,6 +168,12 @@ scmi_get_rate_limit(u32 domain, bool has_fast_switch) return rate_limit; } +static struct freq_attr *scmi_cpufreq_hw_attr[] = { + &cpufreq_freq_attr_scaling_available_freqs, + NULL, + NULL, +}; + static int scmi_cpufreq_init(struct cpufreq_policy *policy) { int ret, nr_opp, domain; @@ -276,6 +283,17 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy) policy->transition_delay_us = scmi_get_rate_limit(domain, policy->fast_switch_possible); + if (policy_has_boost_freq(policy)) { + ret = cpufreq_enable_boost_support(); + if (ret) { + dev_warn(cpu_dev, "failed to enable boost: %d\n", ret); + goto out_free_opp; + } else { + scmi_cpufreq_hw_attr[1] = &cpufreq_freq_attr_scaling_boost_freqs; + scmi_cpufreq_driver.boost_enabled = true; + } + } + return 0; out_free_opp: @@ -334,7 +352,7 @@ static struct cpufreq_driver scmi_cpufreq_driver = { CPUFREQ_NEED_INITIAL_FREQ_CHECK | CPUFREQ_IS_COOLING_DEV, .verify = cpufreq_generic_frequency_table_verify, - .attr = cpufreq_generic_attr, + .attr = scmi_cpufreq_hw_attr, .target_index = scmi_cpufreq_set_target, .fast_switch = scmi_cpufreq_fast_switch, .get = scmi_cpufreq_get_rate, -- 2.34.1
WARNING: multiple messages have this Message-ID (diff)
From: Sibi Sankar <quic_sibis@quicinc.com> To: <sudeep.holla@arm.com>, <cristian.marussi@arm.com>, <rafael@kernel.org>, <viresh.kumar@linaro.org>, <morten.rasmussen@arm.com>, <dietmar.eggemann@arm.com>, <lukasz.luba@arm.com>, <sboyd@kernel.org> Cc: <linux-arm-kernel@lists.infradead.org>, <linux-pm@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <quic_mdtipton@quicinc.com>, <linux-arm-msm@vger.kernel.org>, <nm@ti.com>, Sibi Sankar <quic_sibis@quicinc.com> Subject: [PATCH V3 2/2] cpufreq: scmi: Enable boost support Date: Fri, 8 Mar 2024 16:14:10 +0530 [thread overview] Message-ID: <20240308104410.385631-3-quic_sibis@quicinc.com> (raw) In-Reply-To: <20240308104410.385631-1-quic_sibis@quicinc.com> The X1E80100 SoC hosts a number of cpu boost frequencies, so let's enable boost support if the freq_table has any opps marked as turbo in it. Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com> --- v3: * Don't set per-policy boost flags from the cpufreq driver. [Viresh] drivers/cpufreq/scmi-cpufreq.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 0b483bd0d3ca..3b4f6bfb2f4c 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -30,6 +30,7 @@ struct scmi_data { static struct scmi_protocol_handle *ph; static const struct scmi_perf_proto_ops *perf_ops; +static struct cpufreq_driver scmi_cpufreq_driver; static unsigned int scmi_cpufreq_get_rate(unsigned int cpu) { @@ -167,6 +168,12 @@ scmi_get_rate_limit(u32 domain, bool has_fast_switch) return rate_limit; } +static struct freq_attr *scmi_cpufreq_hw_attr[] = { + &cpufreq_freq_attr_scaling_available_freqs, + NULL, + NULL, +}; + static int scmi_cpufreq_init(struct cpufreq_policy *policy) { int ret, nr_opp, domain; @@ -276,6 +283,17 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy) policy->transition_delay_us = scmi_get_rate_limit(domain, policy->fast_switch_possible); + if (policy_has_boost_freq(policy)) { + ret = cpufreq_enable_boost_support(); + if (ret) { + dev_warn(cpu_dev, "failed to enable boost: %d\n", ret); + goto out_free_opp; + } else { + scmi_cpufreq_hw_attr[1] = &cpufreq_freq_attr_scaling_boost_freqs; + scmi_cpufreq_driver.boost_enabled = true; + } + } + return 0; out_free_opp: @@ -334,7 +352,7 @@ static struct cpufreq_driver scmi_cpufreq_driver = { CPUFREQ_NEED_INITIAL_FREQ_CHECK | CPUFREQ_IS_COOLING_DEV, .verify = cpufreq_generic_frequency_table_verify, - .attr = cpufreq_generic_attr, + .attr = scmi_cpufreq_hw_attr, .target_index = scmi_cpufreq_set_target, .fast_switch = scmi_cpufreq_fast_switch, .get = scmi_cpufreq_get_rate, -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-03-08 10:44 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-03-08 10:44 [PATCH V3 0/2] cpufreq: scmi: Add boost frequency support Sibi Sankar 2024-03-08 10:44 ` Sibi Sankar 2024-03-08 10:44 ` [PATCH V3 1/2] firmware: arm_scmi: Add support for marking certain frequencies as boost Sibi Sankar 2024-03-08 10:44 ` Sibi Sankar 2024-03-08 13:59 ` Sudeep Holla 2024-03-08 13:59 ` Sudeep Holla 2024-03-11 5:35 ` Dhruva Gole 2024-03-11 5:35 ` Dhruva Gole 2024-03-11 5:49 ` Viresh Kumar 2024-03-11 5:49 ` Viresh Kumar 2024-03-08 10:44 ` Sibi Sankar [this message] 2024-03-08 10:44 ` [PATCH V3 2/2] cpufreq: scmi: Enable boost support Sibi Sankar 2024-03-08 14:06 ` Sudeep Holla 2024-03-08 14:06 ` Sudeep Holla 2024-03-11 4:55 ` Viresh Kumar 2024-03-11 4:55 ` Viresh Kumar 2024-03-11 9:04 ` Sudeep Holla 2024-03-11 9:04 ` Sudeep Holla
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