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On Sat, Jan 07, 2006 at 11:04:52AM -0500, Dmitry Torokhov wrote: > On Saturday 07 January 2006 03:25, Vojtech Pavlik wrote: > > > > If a relative mode is an absolute must, then a kernel option is IMO > > sufficient (we have psmouse.proto=imps for the classic PS/2 Synaptics > > pads), although a sysfs attribute would likely be better. > > > > Just FYI, writing into /sys/bus/serio/devices/serioX/protcol allows > swicthing ptorocol dynamically (this involves teardown of old input > device and creation of a new one). I know, but this will not be possible if the Synaptics pad is connected over ADB, which is the case I believe we are discussing here. On the other hand, if it's just PS/2 over ADB, a serio driver instead of an input driver would make more sense. > > In theory, we could use EV_SYN, SYN_CONFIG for notifying applications > > that the device has changed its capabilities, but a > > disconnect/recreation will work better, since no applications support > > the SYN_CONFIG notification ATM. > > I could see SYN_CONFIG being used to signal changes in limits (like min > and max X coordinates) but not to basic device capabilities. Yes, that's probably more sensible. -- Vojtech Pavlik SuSE Labs, SuSE CR - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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