* [PATCH] cpufreq: powernv: Increase the verbosity of OCC console messages
@ 2015-08-27 9:11 Shilpasri G Bhat
2015-08-27 12:29 ` Viresh Kumar
2015-08-31 21:39 ` Stewart Smith
0 siblings, 2 replies; 3+ messages in thread
From: Shilpasri G Bhat @ 2015-08-27 9:11 UTC (permalink / raw)
To: rjw
Cc: stewart, viresh.kumar, linuxppc-dev, linux-kernel, linux-pm,
Shilpasri G Bhat
Modify the OCC reset/load/active event message to make it clearer for
the user to understand the event and effect of the event.
Suggested-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
---
This patch is based on top of linux-next/master
drivers/cpufreq/powernv-cpufreq.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/cpufreq/powernv-cpufreq.c b/drivers/cpufreq/powernv-cpufreq.c
index 546e056..64994e1 100644
--- a/drivers/cpufreq/powernv-cpufreq.c
+++ b/drivers/cpufreq/powernv-cpufreq.c
@@ -465,6 +465,7 @@ static int powernv_cpufreq_occ_msg(struct notifier_block *nb,
switch (omsg.type) {
case OCC_RESET:
occ_reset = true;
+ pr_info("OCC (On Chip Controller - enforces hard thermal/power limits) Resetting\n");
/*
* powernv_cpufreq_throttle_check() is called in
* target() callback which can detect the throttle state
@@ -474,12 +475,12 @@ static int powernv_cpufreq_occ_msg(struct notifier_block *nb,
*/
if (!throttled) {
throttled = true;
- pr_crit("CPU Frequency is throttled\n");
+ pr_crit("CPU frequency is throttled for duration\n");
}
- pr_info("OCC: Reset\n");
+
break;
case OCC_LOAD:
- pr_info("OCC: Loaded\n");
+ pr_info("OCC Loading, CPU frequency is throttled until OCC is started\n");
break;
case OCC_THROTTLE:
omsg.chip = be64_to_cpu(msg->params[1]);
@@ -488,7 +489,7 @@ static int powernv_cpufreq_occ_msg(struct notifier_block *nb,
if (occ_reset) {
occ_reset = false;
throttled = false;
- pr_info("OCC: Active\n");
+ pr_info("OCC Active, CPU frequency is no longer throttled\n");
for (i = 0; i < nr_chips; i++) {
chips[i].restore = true;
--
1.9.3
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] cpufreq: powernv: Increase the verbosity of OCC console messages
2015-08-27 9:11 [PATCH] cpufreq: powernv: Increase the verbosity of OCC console messages Shilpasri G Bhat
@ 2015-08-27 12:29 ` Viresh Kumar
2015-08-31 21:39 ` Stewart Smith
1 sibling, 0 replies; 3+ messages in thread
From: Viresh Kumar @ 2015-08-27 12:29 UTC (permalink / raw)
To: Shilpasri G Bhat; +Cc: rjw, stewart, linuxppc-dev, linux-kernel, linux-pm
On 27-08-15, 14:41, Shilpasri G Bhat wrote:
> Modify the OCC reset/load/active event message to make it clearer for
> the user to understand the event and effect of the event.
>
> Suggested-by: Stewart Smith <stewart@linux.vnet.ibm.com>
> Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
> ---
> This patch is based on top of linux-next/master
>
> drivers/cpufreq/powernv-cpufreq.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/cpufreq/powernv-cpufreq.c b/drivers/cpufreq/powernv-cpufreq.c
> index 546e056..64994e1 100644
> --- a/drivers/cpufreq/powernv-cpufreq.c
> +++ b/drivers/cpufreq/powernv-cpufreq.c
> @@ -465,6 +465,7 @@ static int powernv_cpufreq_occ_msg(struct notifier_block *nb,
> switch (omsg.type) {
> case OCC_RESET:
> occ_reset = true;
> + pr_info("OCC (On Chip Controller - enforces hard thermal/power limits) Resetting\n");
> /*
> * powernv_cpufreq_throttle_check() is called in
> * target() callback which can detect the throttle state
> @@ -474,12 +475,12 @@ static int powernv_cpufreq_occ_msg(struct notifier_block *nb,
> */
> if (!throttled) {
> throttled = true;
> - pr_crit("CPU Frequency is throttled\n");
> + pr_crit("CPU frequency is throttled for duration\n");
> }
> - pr_info("OCC: Reset\n");
> +
> break;
> case OCC_LOAD:
> - pr_info("OCC: Loaded\n");
> + pr_info("OCC Loading, CPU frequency is throttled until OCC is started\n");
> break;
> case OCC_THROTTLE:
> omsg.chip = be64_to_cpu(msg->params[1]);
> @@ -488,7 +489,7 @@ static int powernv_cpufreq_occ_msg(struct notifier_block *nb,
> if (occ_reset) {
> occ_reset = false;
> throttled = false;
> - pr_info("OCC: Active\n");
> + pr_info("OCC Active, CPU frequency is no longer throttled\n");
>
> for (i = 0; i < nr_chips; i++) {
> chips[i].restore = true;
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
--
viresh
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] cpufreq: powernv: Increase the verbosity of OCC console messages
2015-08-27 9:11 [PATCH] cpufreq: powernv: Increase the verbosity of OCC console messages Shilpasri G Bhat
2015-08-27 12:29 ` Viresh Kumar
@ 2015-08-31 21:39 ` Stewart Smith
1 sibling, 0 replies; 3+ messages in thread
From: Stewart Smith @ 2015-08-31 21:39 UTC (permalink / raw)
To: Shilpasri G Bhat, rjw
Cc: viresh.kumar, linuxppc-dev, linux-kernel, linux-pm,
Shilpasri G Bhat
Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> writes:
> Modify the OCC reset/load/active event message to make it clearer for
> the user to understand the event and effect of the event.
>
> Suggested-by: Stewart Smith <stewart@linux.vnet.ibm.com>
> Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Acked-by: Stewart Smith <stewart@linux.vnet.ibm.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-08-27 9:11 [PATCH] cpufreq: powernv: Increase the verbosity of OCC console messages Shilpasri G Bhat
2015-08-27 12:29 ` Viresh Kumar
2015-08-31 21:39 ` Stewart Smith
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