linux-kernel - Re: [PATCH] usbhid: Add the malfunctioning SiGma Micro chip to the list of hid-quirks

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Date:	Thu, 18 Aug 2011 14:31:57 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Jeremiah Matthey <sprg86@...il.com>
Cc:	Benjamin_Tissoires@...itech.com, linux-kernel@...r.kernel.org,
	linux-input@...r.kernel.org
Subject: Re: [PATCH] usbhid: Add the malfunctioning SiGma Micro chip to the
 list of hid-quirks

On Tue, 16 Aug 2011, Jeremiah Matthey wrote:

> Patch to add SiGma Micro-based keyboards (1c4f:0002) to hid-quirks.
> 
> These keyboards dont seem to allow the records to be initialized, and hence a
> timeout occurs when the usbhid driver attempts to initialize them. The patch
> just adds the signature for these keyboards to the hid-quirks list with the
> setting HID_QUIRK_NO_INIT_REPORTS. This removes the 5-10 second wait for the
> timeout to occur.
> 
> This is technically a resubmit, first time i posted i didnt include the 
> right people in the destination, was just aimed at the list, so might 
> have gone unnoticed. (First (submitted) kernel patch, I'll learn with 
> time :))

Thanks for the patch.

Please also send me your Signed-off-by line (as described in 
Documentation/SubmittingPatches) so that I could apply it to my tree.

> diff -ru linux-3.0.1-clean/drivers/hid/hid-ids.h linux-3.0.1-patched/drivers/hid/hid-ids.h
> --- linux-3.0.1-clean/drivers/hid/hid-ids.h	2011-08-05 05:59:21.000000000 +0100
> +++ linux-3.0.1-patched/drivers/hid/hid-ids.h	2011-08-14 15:25:58.129865922 +0100
> @@ -568,6 +568,9 @@
>  #define USB_DEVICE_ID_SAMSUNG_IR_REMOTE	0x0001
>  #define USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE	0x0600
>  
> +#define USB_VENDOR_ID_SIGMA_MICRO	0x1c4f
> +#define USB_DEVICE_ID_SIGMA_MICRO_KEYBOARD	0x0002
> +
>  #define USB_VENDOR_ID_SKYCABLE			0x1223
>  #define	USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER	0x3F07
>  
> diff -ru linux-3.0.1-clean/drivers/hid/usbhid/hid-quirks.c linux-3.0.1-patched/drivers/hid/usbhid/hid-quirks.c
> --- linux-3.0.1-clean/drivers/hid/usbhid/hid-quirks.c	2011-08-05 05:59:21.000000000 +0100
> +++ linux-3.0.1-patched/drivers/hid/usbhid/hid-quirks.c	2011-08-14 15:26:06.289865845 +0100
> @@ -89,6 +89,7 @@
>  
>  	{ USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_MULTI_TOUCH, HID_QUIRK_MULTI_INPUT },
>  	{ USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS, HID_QUIRK_MULTI_INPUT },
> +	{ USB_VENDOR_ID_SIGMA_MICRO, USB_DEVICE_ID_SIGMA_MICRO_KEYBOARD, HID_QUIRK_NO_INIT_REPORTS },
>  	{ 0, 0 }
>  };
>  
> 

-- 
Jiri Kosina
SUSE Labs
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