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Message-ID: <1810111.Io1c6LMg6e@vostro.rjw.lan>
Date: Wed, 12 Mar 2014 01:12:20 +0100
From: "Rafael J. Wysocki" <rjw@...ysocki.net>
To: Soren Brinkmann <soren.brinkmann@...inx.com>
Cc: Viresh Kumar <viresh.kumar@...aro.org>,
Joe Perches <joe@...ches.com>, cpufreq@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v2] cpufreq: Reformat printk() statements
On Tuesday, March 11, 2014 10:03:00 AM Soren Brinkmann wrote:
> From: Joe Perches <joe@...ches.com>
>
> - Add missing newlines
> - Coalesce format fragments
> - Convert printks to pr_<level>
> - Align arguments
>
> Original-patch-by: Sören Brinkmann <soren.brinkmann@...inx.com>
> Signed-off-by: Joe Perches <joe@...ches.com>
> Acked-by: Viresh Kumar <viresh.kumar@...aro.org>
> ---
> I didn't send this out yesterday, did I?
> Anyway, this is Joe's patch. I thought I just submit it as proper patch which is
> easier to handle than assembling this from all the pieces in the original
> thread.
Rebased on top of linux-pm.git/linux-next and queued up for 3.15, thanks!
> drivers/cpufreq/cpufreq.c | 85 ++++++++++++++++++++++-------------------------
> 1 file changed, 40 insertions(+), 45 deletions(-)
>
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index 08ca8c9f41cd..9eb1bd924817 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -181,8 +181,8 @@ unsigned int cpufreq_generic_get(unsigned int cpu)
> struct cpufreq_policy *policy = per_cpu(cpufreq_cpu_data, cpu);
>
> if (!policy || IS_ERR(policy->clk)) {
> - pr_err("%s: No %s associated to cpu: %d\n", __func__,
> - policy ? "clk" : "policy", cpu);
> + pr_err("%s: No %s associated to cpu: %d\n",
> + __func__, policy ? "clk" : "policy", cpu);
> return 0;
> }
>
> @@ -254,15 +254,15 @@ static void adjust_jiffies(unsigned long val, struct cpufreq_freqs *ci)
> if (!l_p_j_ref_freq) {
> l_p_j_ref = loops_per_jiffy;
> l_p_j_ref_freq = ci->old;
> - pr_debug("saving %lu as reference value for loops_per_jiffy; "
> - "freq is %u kHz\n", l_p_j_ref, l_p_j_ref_freq);
> + pr_debug("saving %lu as reference value for loops_per_jiffy; freq is %u kHz\n",
> + l_p_j_ref, l_p_j_ref_freq);
> }
> if ((val == CPUFREQ_POSTCHANGE && ci->old != ci->new) ||
> (val == CPUFREQ_RESUMECHANGE || val == CPUFREQ_SUSPENDCHANGE)) {
> loops_per_jiffy = cpufreq_scale(l_p_j_ref, l_p_j_ref_freq,
> ci->new);
> - pr_debug("scaling loops_per_jiffy to %lu "
> - "for frequency %u kHz\n", loops_per_jiffy, ci->new);
> + pr_debug("scaling loops_per_jiffy to %lu for frequency %u kHz\n",
> + loops_per_jiffy, ci->new);
> }
> }
> #else
> @@ -282,7 +282,7 @@ static void __cpufreq_notify_transition(struct cpufreq_policy *policy,
>
> freqs->flags = cpufreq_driver->flags;
> pr_debug("notification %u of frequency transition to %u kHz\n",
> - state, freqs->new);
> + state, freqs->new);
>
> switch (state) {
>
> @@ -294,9 +294,8 @@ static void __cpufreq_notify_transition(struct cpufreq_policy *policy,
> if (!(cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)) {
> if ((policy) && (policy->cpu == freqs->cpu) &&
> (policy->cur) && (policy->cur != freqs->old)) {
> - pr_debug("Warning: CPU frequency is"
> - " %u, cpufreq assumed %u kHz.\n",
> - freqs->old, policy->cur);
> + pr_debug("Warning: CPU frequency is %u, cpufreq assumed %u kHz\n",
> + freqs->old, policy->cur);
> freqs->old = policy->cur;
> }
> }
> @@ -307,8 +306,8 @@ static void __cpufreq_notify_transition(struct cpufreq_policy *policy,
>
> case CPUFREQ_POSTCHANGE:
> adjust_jiffies(CPUFREQ_POSTCHANGE, freqs);
> - pr_debug("FREQ: %lu - CPU: %lu", (unsigned long)freqs->new,
> - (unsigned long)freqs->cpu);
> + pr_debug("FREQ: %lu - CPU: %lu\n",
> + (unsigned long)freqs->new, (unsigned long)freqs->cpu);
> trace_cpu_frequency(freqs->new, freqs->cpu);
> srcu_notifier_call_chain(&cpufreq_transition_notifier_list,
> CPUFREQ_POSTCHANGE, freqs);
> @@ -368,13 +367,13 @@ static ssize_t store_boost(struct kobject *kobj, struct attribute *attr,
> return -EINVAL;
>
> if (cpufreq_boost_trigger_state(enable)) {
> - pr_err("%s: Cannot %s BOOST!\n", __func__,
> - enable ? "enable" : "disable");
> + pr_err("%s: Cannot %s BOOST!\n",
> + __func__, enable ? "enable" : "disable");
> return -EINVAL;
> }
>
> - pr_debug("%s: cpufreq BOOST %s\n", __func__,
> - enable ? "enabled" : "disabled");
> + pr_debug("%s: cpufreq BOOST %s\n",
> + __func__, enable ? "enabled" : "disabled");
>
> return count;
> }
> @@ -1184,7 +1183,7 @@ static int __cpufreq_add_dev(struct device *dev, struct subsys_interface *sif,
> if (gov) {
> policy->governor = gov;
> pr_debug("Restoring governor %s for cpu %d\n",
> - policy->governor->name, cpu);
> + policy->governor->name, cpu);
> }
> #endif
>
> @@ -1263,7 +1262,7 @@ static int cpufreq_nominate_new_policy_cpu(struct cpufreq_policy *policy,
> sysfs_remove_link(&cpu_dev->kobj, "cpufreq");
> ret = kobject_move(&policy->kobj, &cpu_dev->kobj);
> if (ret) {
> - pr_err("%s: Failed to move kobj: %d", __func__, ret);
> + pr_err("%s: Failed to move kobj: %d\n", __func__, ret);
>
> down_write(&policy->rwsem);
> cpumask_set_cpu(old_cpu, policy->cpus);
> @@ -1332,7 +1331,7 @@ static int __cpufreq_remove_dev_prepare(struct device *dev,
>
> if (!frozen) {
> pr_debug("%s: policy Kobject moved to cpu: %d from: %d\n",
> - __func__, new_cpu, cpu);
> + __func__, new_cpu, cpu);
> }
> }
> }
> @@ -1372,7 +1371,7 @@ static int __cpufreq_remove_dev_finish(struct device *dev,
> CPUFREQ_GOV_POLICY_EXIT);
> if (ret) {
> pr_err("%s: Failed to exit governor\n",
> - __func__);
> + __func__);
> return ret;
> }
> }
> @@ -1400,7 +1399,7 @@ static int __cpufreq_remove_dev_finish(struct device *dev,
> if ((ret = __cpufreq_governor(policy, CPUFREQ_GOV_START)) ||
> (ret = __cpufreq_governor(policy, CPUFREQ_GOV_LIMITS))) {
> pr_err("%s: Failed to start governor\n",
> - __func__);
> + __func__);
> return ret;
> }
> }
> @@ -1457,8 +1456,8 @@ static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq,
> struct cpufreq_freqs freqs;
> unsigned long flags;
>
> - pr_debug("Warning: CPU frequency out of sync: cpufreq and timing "
> - "core thinks of %u, is %u kHz.\n", old_freq, new_freq);
> + pr_debug("Warning: CPU frequency out of sync: cpufreq and timing core thinks of %u, is %u kHz\n",
> + old_freq, new_freq);
>
> freqs.old = old_freq;
> freqs.new = new_freq;
> @@ -1599,8 +1598,8 @@ static int cpufreq_bp_suspend(void)
> if (cpufreq_driver->suspend) {
> ret = cpufreq_driver->suspend(policy);
> if (ret)
> - printk(KERN_ERR "cpufreq: suspend failed in ->suspend "
> - "step on CPU %u\n", policy->cpu);
> + pr_err("suspend failed in ->suspend step on CPU %u\n",
> + policy->cpu);
> }
>
> cpufreq_cpu_put(policy);
> @@ -1637,8 +1636,8 @@ static void cpufreq_bp_resume(void)
> if (cpufreq_driver->resume) {
> ret = cpufreq_driver->resume(policy);
> if (ret) {
> - printk(KERN_ERR "cpufreq: resume failed in ->resume "
> - "step on CPU %u\n", policy->cpu);
> + pr_err("resume failed in ->resume step on CPU %u\n",
> + policy->cpu);
> goto fail;
> }
> }
> @@ -1768,7 +1767,7 @@ int __cpufreq_driver_target(struct cpufreq_policy *policy,
> target_freq = policy->min;
>
> pr_debug("target for CPU %u: %u kHz, relation %u, requested %u kHz\n",
> - policy->cpu, target_freq, relation, old_target_freq);
> + policy->cpu, target_freq, relation, old_target_freq);
>
> /*
> * This might look like a redundant call as we are checking it again
> @@ -1813,8 +1812,7 @@ int __cpufreq_driver_target(struct cpufreq_policy *policy,
> freqs.flags = 0;
>
> pr_debug("%s: cpu: %d, oldfreq: %u, new freq: %u\n",
> - __func__, policy->cpu, freqs.old,
> - freqs.new);
> + __func__, policy->cpu, freqs.old, freqs.new);
>
> cpufreq_notify_transition(policy, &freqs,
> CPUFREQ_PRECHANGE);
> @@ -1823,7 +1821,7 @@ int __cpufreq_driver_target(struct cpufreq_policy *policy,
> retval = cpufreq_driver->target_index(policy, index);
> if (retval)
> pr_err("%s: Failed to change cpu frequency: %d\n",
> - __func__, retval);
> + __func__, retval);
>
> if (notify)
> cpufreq_notify_post_transition(policy, &freqs, retval);
> @@ -1875,11 +1873,8 @@ static int __cpufreq_governor(struct cpufreq_policy *policy,
> if (!gov)
> return -EINVAL;
> else {
> - printk(KERN_WARNING "%s governor failed, too long"
> - " transition latency of HW, fallback"
> - " to %s governor\n",
> - policy->governor->name,
> - gov->name);
> + pr_warn("%s governor failed, too long transition latency of HW, fallback to %s governor\n",
> + policy->governor->name, gov->name);
> policy->governor = gov;
> }
> }
> @@ -1889,7 +1884,7 @@ static int __cpufreq_governor(struct cpufreq_policy *policy,
> return -EINVAL;
>
> pr_debug("__cpufreq_governor for CPU %u, event %u\n",
> - policy->cpu, event);
> + policy->cpu, event);
>
> mutex_lock(&cpufreq_governor_lock);
> if ((policy->governor_enabled && event == CPUFREQ_GOV_START)
> @@ -2020,8 +2015,8 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy,
> {
> int ret = 0, failed = 1;
>
> - pr_debug("setting new policy for CPU %u: %u - %u kHz\n", new_policy->cpu,
> - new_policy->min, new_policy->max);
> + pr_debug("setting new policy for CPU %u: %u - %u kHz\n",
> + new_policy->cpu, new_policy->min, new_policy->max);
>
> memcpy(&new_policy->cpuinfo, &policy->cpuinfo, sizeof(policy->cpuinfo));
>
> @@ -2059,7 +2054,7 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy,
> policy->max = new_policy->max;
>
> pr_debug("new min and max freqs are %u - %u kHz\n",
> - policy->min, policy->max);
> + policy->min, policy->max);
>
> if (cpufreq_driver->setpolicy) {
> policy->policy = new_policy->policy;
> @@ -2152,7 +2147,7 @@ int cpufreq_update_policy(unsigned int cpu)
> if (cpufreq_driver->get) {
> new_policy.cur = cpufreq_driver->get(cpu);
> if (!policy->cur) {
> - pr_debug("Driver did not initialize current freq");
> + pr_debug("Driver did not initialize current freq\n");
> policy->cur = new_policy.cur;
> } else {
> if (policy->cur != new_policy.cur && has_target())
> @@ -2255,8 +2250,8 @@ int cpufreq_boost_trigger_state(int state)
> cpufreq_driver->boost_enabled = !state;
> write_unlock_irqrestore(&cpufreq_driver_lock, flags);
>
> - pr_err("%s: Cannot %s BOOST\n", __func__,
> - state ? "enable" : "disable");
> + pr_err("%s: Cannot %s BOOST\n",
> + __func__, state ? "enable" : "disable");
> }
>
> return ret;
> @@ -2328,7 +2323,7 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
> ret = cpufreq_sysfs_create_file(&boost.attr);
> if (ret) {
> pr_err("%s: cannot register global BOOST sysfs file\n",
> - __func__);
> + __func__);
> goto err_null_driver;
> }
> }
> @@ -2351,7 +2346,7 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
> /* if all ->init() calls failed, unregister */
> if (ret) {
> pr_debug("no CPU initialized for driver %s\n",
> - driver_data->name);
> + driver_data->name);
> goto err_if_unreg;
> }
> }
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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