Hi Alex,
That's the correct syntax (I wrote it with the official form a few lines
later (after the Signed-off-by / Acked-by)).
You can add it to the full patch set (although I tested only the core
part + the future ST driver part)
BR
Fabien
On 29/05/18 17:31, Alex Elder wrote:
> On 05/29/2018 10:30 AM, Fabien DESSENNE wrote:
>> Hi,
>>
>> Adding my 'Tested-by'.
> Normally you would say:
>
> Tested-by: Fabien DESSENNE <fabien.dessenne@xxxxxx>
>
> The reason it might be important is you might wish to indicate the
> name and/or e-mail as something different from what you're now
> sending from.
>
> Is what I wrote above the way you would like it to appear?
>
> I will add that line to every one of my patches when I update them.
>
> Thanks.
>
> -Alex
>> BR,
>>
>> Fabien
>>
>>
>> On 29/05/18 17:26, Arnaud Pouliquen wrote:
>>> Hi Fabien,
>>> Please , could you add your "Tested-by" as you test it on ST platform?
>>>
>>> Thanks
>>> Arnaud
>>>
>>> On 05/15/2018 10:53 PM, Alex Elder wrote:
>>>> From: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
>>>>
>>>> On rare occasions a subdevice might need to prepare some hardware
>>>> resources before a remote processor is booted, and clean up some
>>>> state after it has been shut down.
>>>>
>>>> One such example is the IP Accelerator found in various Qualcomm
>>>> platforms, which is accessed directly from both the modem remoteproc
>>>> and the application subsystem and requires an intricate lockstep
>>>> process when bringing the modem up and down.
>>>>
>>>> [elder@xxxxxxxxxx: minor description and comment edits]
>>>>
>>>> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
>>>> Acked-by: Alex Elder <elder@xxxxxxxxxx>
>> Tested-by: Fabien Dessenne <fabien.dessenne@xxxxxx>
>>
>>>> ---
>>>> drivers/remoteproc/remoteproc_core.c | 56 ++++++++++++++++++++++++++--
>>>> include/linux/remoteproc.h | 4 ++
>>>> 2 files changed, 57 insertions(+), 3 deletions(-)
>>>>
>>>> diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
>>>> index 2ede7ae6f5bc..283b258f5e0f 100644
>>>> --- a/drivers/remoteproc/remoteproc_core.c
>>>> +++ b/drivers/remoteproc/remoteproc_core.c
>>>> @@ -776,6 +776,30 @@ static int rproc_handle_resources(struct rproc *rproc,
>>>> return ret;
>>>> }
>>>>
>>>> +static int rproc_prepare_subdevices(struct rproc *rproc)
>>>> +{
>>>> + struct rproc_subdev *subdev;
>>>> + int ret;
>>>> +
>>>> + list_for_each_entry(subdev, &rproc->subdevs, node) {
>>>> + if (subdev->prepare) {
>>>> + ret = subdev->prepare(subdev);
>>>> + if (ret)
>>>> + goto unroll_preparation;
>>>> + }
>>>> + }
>>>> +
>>>> + return 0;
>>>> +
>>>> +unroll_preparation:
>>>> + list_for_each_entry_continue_reverse(subdev, &rproc->subdevs, node) {
>>>> + if (subdev->unprepare)
>>>> + subdev->unprepare(subdev);
>>>> + }
>>>> +
>>>> + return ret;
>>>> +}
>>>> +
>>>> static int rproc_start_subdevices(struct rproc *rproc)
>>>> {
>>>> struct rproc_subdev *subdev;
>>>> @@ -810,6 +834,16 @@ static void rproc_stop_subdevices(struct rproc *rproc, bool crashed)
>>>> }
>>>> }
>>>>
>>>> +static void rproc_unprepare_subdevices(struct rproc *rproc)
>>>> +{
>>>> + struct rproc_subdev *subdev;
>>>> +
>>>> + list_for_each_entry_reverse(subdev, &rproc->subdevs, node) {
>>>> + if (subdev->unprepare)
>>>> + subdev->unprepare(subdev);
>>>> + }
>>>> +}
>>>> +
>>>> /**
>>>> * rproc_coredump_cleanup() - clean up dump_segments list
>>>> * @rproc: the remote processor handle
>>>> @@ -902,11 +936,18 @@ static int rproc_start(struct rproc *rproc, const struct firmware *fw)
>>>> rproc->table_ptr = loaded_table;
>>>> }
>>>>
>>>> + ret = rproc_prepare_subdevices(rproc);
>>>> + if (ret) {
>>>> + dev_err(dev, "failed to prepare subdevices for %s: %d\n",
>>>> + rproc->name, ret);
>>>> + return ret;
>>>> + }
>>>> +
>>>> /* power up the remote processor */
>>>> ret = rproc->ops->start(rproc);
>>>> if (ret) {
>>>> dev_err(dev, "can't start rproc %s: %d\n", rproc->name, ret);
>>>> - return ret;
>>>> + goto unprepare_subdevices;
>>>> }
>>>>
>>>> /* Start any subdevices for the remote processor */
>>>> @@ -914,8 +955,7 @@ static int rproc_start(struct rproc *rproc, const struct firmware *fw)
>>>> if (ret) {
>>>> dev_err(dev, "failed to probe subdevices for %s: %d\n",
>>>> rproc->name, ret);
>>>> - rproc->ops->stop(rproc);
>>>> - return ret;
>>>> + goto stop_rproc;
>>>> }
>>>>
>>>> rproc->state = RPROC_RUNNING;
>>>> @@ -923,6 +963,14 @@ static int rproc_start(struct rproc *rproc, const struct firmware *fw)
>>>> dev_info(dev, "remote processor %s is now up\n", rproc->name);
>>>>
>>>> return 0;
>>>> +
>>>> +stop_rproc:
>>>> + rproc->ops->stop(rproc);
>>>> +
>>>> +unprepare_subdevices:
>>>> + rproc_unprepare_subdevices(rproc);
>>>> +
>>>> + return ret;
>>>> }
>>>>
>>>> /*
>>>> @@ -1035,6 +1083,8 @@ static int rproc_stop(struct rproc *rproc, bool crashed)
>>>> return ret;
>>>> }
>>>>
>>>> + rproc_unprepare_subdevices(rproc);
>>>> +
>>>> rproc->state = RPROC_OFFLINE;
>>>>
>>>> dev_info(dev, "stopped remote processor %s\n", rproc->name);
>>>> diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h
>>>> index 8f1426330cca..e3c5d856b6da 100644
>>>> --- a/include/linux/remoteproc.h
>>>> +++ b/include/linux/remoteproc.h
>>>> @@ -477,15 +477,19 @@ struct rproc {
>>>> /**
>>>> * struct rproc_subdev - subdevice tied to a remoteproc
>>>> * @node: list node related to the rproc subdevs list
>>>> + * @prepare: prepare function, called before the rproc is started
>>>> * @start: start function, called after the rproc has been started
>>>> * @stop: stop function, called before the rproc is stopped; the @crashed
>>>> * parameter indicates if this originates from a recovery
>>>> + * @unprepare: unprepare function, called after the rproc has been stopped
>>>> */
>>>> struct rproc_subdev {
>>>> struct list_head node;
>>>>
>>>> + int (*prepare)(struct rproc_subdev *subdev);
>>>> int (*start)(struct rproc_subdev *subdev);
>>>> void (*stop)(struct rproc_subdev *subdev, bool crashed);
>>>> + void (*unprepare)(struct rproc_subdev *subdev);
>>>> };
>>>>
>>>> /* we currently support only two vrings per rvdev */
>>>>
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