diff options
Diffstat (limited to 'target/linux/ipq806x/patches-4.19/0055-cpufreq-dt-Add-L2-frequency-scaling-support.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-4.19/0055-cpufreq-dt-Add-L2-frequency-scaling-support.patch | 31 |
1 files changed, 14 insertions, 17 deletions
diff --git a/target/linux/ipq806x/patches-4.19/0055-cpufreq-dt-Add-L2-frequency-scaling-support.patch b/target/linux/ipq806x/patches-4.19/0055-cpufreq-dt-Add-L2-frequency-scaling-support.patch index 1c26650b78..bf4935a7c9 100644 --- a/target/linux/ipq806x/patches-4.19/0055-cpufreq-dt-Add-L2-frequency-scaling-support.patch +++ b/target/linux/ipq806x/patches-4.19/0055-cpufreq-dt-Add-L2-frequency-scaling-support.patch @@ -11,23 +11,23 @@ Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c -@@ -49,11 +49,41 @@ static int set_target(struct cpufreq_pol +@@ -49,11 +49,39 @@ static int set_target(struct cpufreq_pol struct private_data *priv = policy->driver_data; + unsigned long freq = policy->freq_table[index].frequency; int ret; - unsigned long target_freq = policy->freq_table[index].frequency * 1000; + struct clk *l2_clk = policy->l2_clk; + unsigned int l2_freq; + unsigned long new_l2_freq = 0; mutex_lock(&priv->lock); - ret = dev_pm_opp_set_rate(priv->cpu_dev, target_freq); -- if (!ret) -+ -+ if (!ret) { + ret = dev_pm_opp_set_rate(priv->cpu_dev, freq * 1000); + + if (!ret) { + if (!IS_ERR(l2_clk) && policy->l2_rate[0] && policy->l2_rate[1] && + policy->l2_rate[2]) { + static unsigned long krait_l2[CONFIG_NR_CPUS] = { }; + int cpu, ret = 0; ++ unsigned long target_freq = freq * 1000; + + if (target_freq >= policy->l2_rate[2]) + new_l2_freq = policy->l2_rate[2]; @@ -48,13 +48,10 @@ Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> + } + } + - priv->opp_freq = target_freq; -+ } -+ - mutex_unlock(&priv->lock); - - return ret; -@@ -197,6 +227,8 @@ static int cpufreq_init(struct cpufreq_p + priv->opp_freq = freq * 1000; + arch_set_freq_scale(policy->related_cpus, freq, + policy->cpuinfo.max_freq); +@@ -201,6 +229,8 @@ static int cpufreq_init(struct cpufreq_p const char *name; int ret; struct srcu_notifier_head *opp_srcu_head; @@ -63,7 +60,7 @@ Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> cpu_dev = get_cpu_device(policy->cpu); if (!cpu_dev) { -@@ -305,6 +337,13 @@ static int cpufreq_init(struct cpufreq_p +@@ -310,6 +340,13 @@ static int cpufreq_init(struct cpufreq_p policy->suspend_freq = dev_pm_opp_get_suspend_opp_freq(cpu_dev) / 1000; @@ -74,9 +71,9 @@ Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> + if (l2_np) + of_property_read_u32_array(l2_np, "qcom,l2-rates", policy->l2_rate, 3); + - ret = cpufreq_table_validate_and_show(policy, freq_table); - if (ret) { - dev_err(cpu_dev, "%s: invalid frequency table: %d\n", __func__, + /* Support turbo/boost mode */ + if (policy_has_boost_freq(policy)) { + /* This gets disabled by core on driver unregister */ --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -73,6 +73,8 @@ struct cpufreq_policy { |