Re: [RFCv3 0/7] USI stylus support series

[Tero Kristo <tero.kristo@linux.intel.com>]

Hi Benjamin,

On 08/12/2021 17:30, Benjamin Tissoires wrote:
> Hi Tero,
>
> On Wed, Dec 1, 2021 at 5:43 PM Tero Kristo <tero.kristo@linux.intel.com> wrote:
>> Hi,
>>
>> Another update here based on received feedback. Main change compared to v2:
> If that's OK with you, I'd like to cherry-pick some patches from the
> series: 1/7, 2/7 (the version from v4 because I requested changes),
> 4/7 and a lighter 5/7 where we don't have the MSC events we are still
> discussing.
>
> So Ideally, can you post a v4 based on top of hid.git/for-next
> (without my hid-bpf changes) with those 4 patches?

Yes, I can post these.

>
> Patch 3 is still up for discussion, and patches 6 and 7 are obviously RFC.
>
> Actually, Patch 3 could be split into a part where you add the HID
> usages and a part with the mapping of them. The HID usages part can be
> integrated now too, and we'll have the USI mapping that would require
> Dmitry's ack in a separate patch.
Ok, I'll take a look at this part also.
>
> But if you prefer having everything in one series, that's fine by me too.

No, I am fine with splitting things up and start getting things integrated.

-Tero

>
> Cheers,
> Benjamin
>
>> - Dropped patch #5 : HID: core: map USI pen style reports directly
>>    This is not needed anymore, as the same result can be reached by
>>    modifying the flags of the relevant field in rdesc. This is done now
>>    as part of patch #7 in the BPF code.
>>
>> I also dropped one of the fixes from my test branch [1] as pointed out
>> by Benjamin, it is not needed if the BPF program is executed with the
>> modalias link.
>>
>> Updated test branch can be found from [2].
>>
>> -Tero
>>
>> [1]
>> https://github.com/t-kristo/linux/commit/81b27fd46780ce67c2706d586c0f4a437e87dbf6
>> (HID: bpf: fix file mapping)
>> [2] https://github.com/t-kristo/linux/commits/usi-5.16-rfc-v3-bpf
>>
>>