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Re: [Qemu-devel] [PATCH] fix usb-hid SET_IDLE behaviour
From: |
Ian Jackson |
Subject: |
Re: [Qemu-devel] [PATCH] fix usb-hid SET_IDLE behaviour |
Date: |
Wed, 7 Jan 2009 15:20:20 +0000 |
Stefano Stabellini writes ("[Qemu-devel] [PATCH] fix usb-hid SET_IDLE
behaviour"):
> the usb-hid spec states that the SET_IDLE request has a 16bit value,
> where the upper byte specifies the idle rate (currently unimplemented,
> we handle only the 0 case, meaning infinite duration) and the lower
> byte specifies the report id (0 means all reports).
> In our code we do idle = value, while it should be idle = "upper byte",
> especially if the guest issues a GET_IDLE, we should return only the
> idle rate while we are returning only the report id.
> In practice it doesn't make much difference because I have only seen
> SET_VALUE with both bytes set to 0 so far, but still it is wrong.
>
> Signed-off-by: Stefano Stabellini <address@hidden>
Stefano's patch looks good to me.
Reviewed-by: Stefano Stabellini <address@hidden>
Ian.