Messages in this thread Patch in this message | | | Subject | Re: [PATCH/RFC?] usb/input: Add support for fn key on Apple PowerBooks | From | Benjamin Herrenschmidt <> | Date | Thu, 12 Jan 2006 10:41:40 +1100 |
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On Thu, 2006-01-12 at 00:26 +0100, Michael Hanselmann wrote:
> * This is the global environment of the parser. This information is > @@ -431,6 +433,14 @@ struct hid_device { /* device repo > void (*ff_exit)(struct hid_device*); /* Called by hid_exit_ff(hid) */ > int (*ff_event)(struct hid_device *hid, struct input_dev *input, > unsigned int type, unsigned int code, int value); > + > +#ifdef CONFIG_USB_HIDINPUT_POWERBOOK > + /* We do this here because it's only relevant for the > + * USB devices, not for all input_dev's. > + */ > + unsigned long pb_fn[NBITS(KEY_MAX)]; > + unsigned long pb_numlock[NBITS(KEY_MAX)]; > +#endif > };
I don't understand the comment above ? You are adding this to all struct hid_device ? There can be only one of those keyboards plugged at one point in time, I don't think there is any problem having the above static in the driver rather than in the hid_device structure.
.../...
> > + if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && > + hidinput_pb_event(hid, input, usage, value)) { > + return; > + } > +
Dimitry might disagree but it's generally considered bad taste to have { and } for a single statement :)
> if (usage->hat_min < usage->hat_max || usage->hat_dir) { > int hat_dir = usage->hat_dir; > if (!hat_dir) > diff -upr linux-2.6.15.orig/drivers/usb/input/Kconfig linux-2.6.15/drivers/usb/input/Kconfig > --- linux-2.6.15.orig/drivers/usb/input/Kconfig 2006-01-11 23:59:40.000000000 +0100 > +++ linux-2.6.15/drivers/usb/input/Kconfig 2006-01-08 11:53:35.000000000 +0100 > @@ -37,6 +37,16 @@ config USB_HIDINPUT > > If unsure, say Y. > > +config USB_HIDINPUT_POWERBOOK > + bool "Enable support for iBook/PowerBook special keys" > + default n > + depends on USB_HIDINPUT > + help > + Say Y here if you want support for the special keys (Fn, Numlock) on > + Apple iBooks and PowerBooks. > + > + If unsure, say N. > + > config HID_FF > bool "Force feedback support (EXPERIMENTAL)" > depends on USB_HIDINPUT && EXPERIMENTAL
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