Re: [PATCH 2/3] hid: 3m: Convert to MT slots

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Le 20 sept. 10 à 22:04, Henrik Rydberg a écrit :

What about this:
+            value = clamp_val(value, 0, MAX_SLOTS - 1);
             if (md->valid) {
                 md->curid = value;
                 md->f[value].touch = md->touch;

If you had tracking IDs 59, 60 and 61 in the same frame, this would not work
properly would it?


That is the slot id being set. The microtouch controller is also using slots
internally.


Oh, right. Once again back to your definition of tracking ID that is not so intuitive to me :-) In the end we might end up dealing with three IDs: the device's tracking ID, the slot ID, and the Linux tracking ID. Here, the first and the second are the same but will they always be? I remember when Stantum used to provide us with 16 bit "device tracking IDs"...

Anyway, I have no more problem with this constant. Just with the vocabulary :-)

St.--
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