Re: [PATCH v3 0/5] Add multiple-consumer support to int3472-tps68470 driver

[Hans de Goede <hdegoede@redhat.com>]

Hi,

On 9/24/22 19:15, Rafael J. Wysocki wrote:
> On Thu, Sep 22, 2022 at 10:55 AM Hans de Goede <hdegoede@redhat.com> wrote:
>>
>> Hi All,
>>
>> On 9/22/22 01:04, Daniel Scally wrote:
>>> Hello all
>>>
>>> At the moment there are a few places in the int3472-tps68470 driver that are
>>> limited to just working with a single consuming device dependent on the PMIC.
>>> There are systems where multiple camera sensors share a single TPS68470, so
>>> we need to extend the driver to support them. This requires a couple of tweaks
>>> to the ACPI functions to fetch dependent devices, which also assumes that only
>>> a single dependent will be found.
>>>
>>> The v2 for this series was some time ago...it's kept falling to the back of my
>>> to-do list so I've only just gotten round to it; sorry about that. v2 here:
>>>
>>> https://lore.kernel.org/linux-acpi/20220327161344.50477-1-djrscally@gmail.com/
>>
>> Rafael, I would like to merge this through the pdx86 tree may I have your
>> ack for patches 1 + 2 for this. As a reminder (since it has been a while)
>> here are your review remarks to v2 of patch 1:
>>
>> https://lore.kernel.org/platform-driver-x86/CAJZ5v0i2ciLHP-=8eQcZc0v0xCzhKHKpxLC=Kgv6W5E_5=HQJA@mail.gmail.com/
>>
>> (which both seem to have been addressed)
>>
>> AFAICT you did not have any remarks for v2 of patch 2.
> 
> No, I didn't.
> 
> However, because acpi_bus_get_acpi_device() becomes
> acpi_get_acpi_dev() in my tree, I think it's better to route this
> material through it, if that's not a problem.

Routing it to your tree is fine.

> I've tentatively queued it up for 6.1.

Great, thank you!

Regards,

Hans



>> p.s.
>>
>> Dan, if I want to give the IR cam a test run on my own Surface Go (version 1)
>> I guess I may need a sensor driver? Where can I find that sensor driver and
>> what do I need in userspace to test this ?
>>
>>
>>
>>> Daniel Scally (5):
>>>   ACPI: scan: Add acpi_dev_get_next_consumer_dev()
>>>   ACPI: bus: Add iterator for dependent devices
>>>   platform/x86: int3472: Support multiple clock consumers
>>>   platform/x86: int3472: Support multiple gpio lookups in board data
>>>   platform/x86: int3472: Add board data for Surface Go2 IR camera
>>>
>>>  drivers/acpi/scan.c                           | 40 +++++++---
>>>  drivers/clk/clk-tps68470.c                    | 13 +++-
>>>  drivers/platform/x86/intel/int3472/common.c   |  2 +-
>>>  drivers/platform/x86/intel/int3472/tps68470.c | 76 ++++++++++++++++---
>>>  drivers/platform/x86/intel/int3472/tps68470.h |  3 +-
>>>  .../x86/intel/int3472/tps68470_board_data.c   | 54 ++++++++++++-
>>>  include/acpi/acpi_bus.h                       | 15 +++-
>>>  include/linux/platform_data/tps68470.h        |  7 +-
>>>  8 files changed, 177 insertions(+), 33 deletions(-)
>>>
>>
>