2016-12-30 19:35 GMT+09:00 MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx>:
> On Wed, Dec 28, 2016 at 8:56 PM, Chanwoo Choi <cw00.choi@xxxxxxxxxxx> wrote:
>> This patch just adds the simple log to show the PPMU device's registration
>> during the kernel booting.
>>
>> Cc: Kukjin Kim <kgene@xxxxxxxxxx>
>> Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
>> Cc: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
>> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
>> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
>> ---
>> drivers/devfreq/event/exynos-ppmu.c | 5 ++++-
>> 1 file changed, 4 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/devfreq/event/exynos-ppmu.c b/drivers/devfreq/event/exynos-ppmu.c
>> index fb3706faf5bd..9b5294d0bff4 100644
>> --- a/drivers/devfreq/event/exynos-ppmu.c
>> +++ b/drivers/devfreq/event/exynos-ppmu.c
>> @@ -591,7 +591,7 @@ static int exynos_ppmu_parse_dt(struct platform_device *pdev,
>> info->ppmu.clk = devm_clk_get(dev, "ppmu");
>> if (IS_ERR(info->ppmu.clk)) {
>> info->ppmu.clk = NULL;
>> - dev_warn(dev, "cannot get PPMU clock\n");
>> + dev_dbg(dev, "cannot get PPMU clock\n");
>
> Do you really want not to emit warning with a clock not found?
The clock is now optional on the exynos-bus.c driver. But we better to
keep the warning message. Instead, I'll try to add the clock to PPMU
which is missing the clock.
I'll send the next version.
[snip]
--
Best Regards,
Chanwoo Choi
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