On 04/12/2023 04:48, Anshuman Khandual wrote:
>
>
> On 12/4/23 09:56, Anshuman Khandual wrote:
>>
>>
>> On 12/1/23 18:05, Sudeep Holla wrote:
>>> On Fri, Dec 01, 2023 at 11:50:47AM +0530, Anshuman Khandual wrote:
>>>> Add support for the dynamic replicator device in the platform driver, which
>>>> can then be used on ACPI based platforms. This change would now allow
>>>> runtime power management for repliacator devices on ACPI based systems.
>>>>
>>>> The driver would try to enable the APB clock if available. Also, rename the
>>>> code to reflect the fact that it now handles both static and dynamic
>>>> replicators.
>>>>
>>>> Cc: Lorenzo Pieralisi <lpieralisi@xxxxxxxxxx>
>>>> Cc: Sudeep Holla <sudeep.holla@xxxxxxx>
>>>
>>> Except the minor nit below which may apply also for few other patches
>>> in the series
>>>
>>> Acked-by: Sudeep Holla <sudeep.holla@xxxxxxx> # For ACPI related changes
>>> Tested-by: Sudeep Holla <sudeep.holla@xxxxxxx> # Boot and driver probe only
>>>
>>> [...]
>>>
>>>> diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c
>>>> index b6be73034996..64de0bee02ec 100644
>>>> --- a/drivers/hwtracing/coresight/coresight-replicator.c
>>>> +++ b/drivers/hwtracing/coresight/coresight-replicator.c
>>>> @@ -38,6 +38,7 @@ DEFINE_CORESIGHT_DEVLIST(replicator_devs, "replicator");
>>>> struct replicator_drvdata {
>>>> void __iomem *base;
>>>> struct clk *atclk;
>>>> + struct clk *pclk;
>>>
>>> [minor nit] Perhaps can be documented as well ?
>>
>> Sure, will add the following comment above the structure.
>>
>> @pclk: optional clock for the core parts of the replicator.
>
> My bad, this will be the following instead.
>
> diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c
> index 64de0bee02ec..44b9a77ec8aa 100644
> --- a/drivers/hwtracing/coresight/coresight-replicator.c
> +++ b/drivers/hwtracing/coresight/coresight-replicator.c
> @@ -31,6 +31,7 @@ DEFINE_CORESIGHT_DEVLIST(replicator_devs, "replicator");
> * @base: memory mapped base address for this component. Also indicates
> * whether this one is programmable or not.
> * @atclk: optional clock for the core parts of the replicator.
> + * @pclk: APB clock if present, otherwise NULL
> * @csdev: component vitals needed by the framework
> * @spinlock: serialize enable/disable operations.
> * @check_idfilter_val: check if the context is lost upon clock removal.
>
> I will update replicator, tpiu, tmc, and stm devices.
>
funnel is missing it as well. If you build with W=1 it shows up.
> struct catu_drvdata and debug_drvdata do not have the comment section itself.
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