linux-kernel - Re: [PATCH] usb-storage: Add US_FL_FIX_INQUIRY quirk for Intenso Twist Line USB 3.2

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Message-ID: <2024021402-slit-duke-7761@gregkh>
Date: Wed, 14 Feb 2024 14:13:21 +0100
From: Greg KH <gregkh@...uxfoundation.org>
To: Selvarasu Ganesan <quic_selvaras@...cinc.com>
Cc: tern@...land.harvard.edu, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, quic_ppratap@...cinc.com,
	quic_wcheng@...cinc.com, quic_jackp@...cinc.com
Subject: Re: [PATCH] usb-storage: Add US_FL_FIX_INQUIRY quirk for Intenso
 Twist Line USB 3.2

On Wed, Feb 14, 2024 at 03:17:21AM -0800, Selvarasu Ganesan wrote:
> The Intenso Twist Line USB 3.2 flash drive fails to respond to the
> INQUIRY data stage request for a 36 bulk in request from the host. This
> commit adds the US_FL_FIX_INQUIRY flag to fake the INQUIRY command for
> this device, preventing a storage enumeration failure.
> 
> USBMON log:
> ffffff8a3ee06a00 3192811972 S Ci:2:009:0 s c0 33 0000 0000 0002 2 <
> ffffff8a3ee06a00 3192862051 C Ci:2:009:0 -2 0
> ffffff8a3ee06a00 3192862185 S Ci:2:009:0 s c0 33 0000 0000 0002 2 <
> ffffff8a3ee06a00 3192912299 C Ci:2:009:0 -2 0
> ffffff8a3ee06e00 3193040068 S Ci:2:003:0 s c1 04 0930 bf80 0004 4 <
> ffffff8a3ee06e00 3193040214 C Ci:2:003:0 0 4 = 880b0700
> ffffff8a3ee06e00 3193040279 S Ci:2:002:0 s a3 00 0000 0003 0004 4 <
> ffffff8a3ee06e00 3193040427 C Ci:2:002:0 0 4 = 00010000
> ffffff8a3ee06e00 3193040470 S Ci:2:002:0 s a3 00 0000 0004 0004 4 <
> ffffff8a3ee06e00 3193040672 C Ci:2:002:0 0 4 = 03050000
> ffffff892b309500 3193824092 S Ci:2:009:0 s a1 fe 0000 0000 0001 1 <
> ffffff892b309500 3193824715 C Ci:2:009:0 0 1 = 00
> ffffff892b309500 3193825060 S Bo:2:009:2 -115 31 = 55534243 01000000 24000000 80000612 00000024 00000000 00000000 000000
> ffffff892b309500 3193825150 C Bo:2:009:2 0 31 >
> ffffff8b8419d400 3193825737 S Bi:2:009:1 -115 36 <
> ffffff8a3ee06400 3194040175 S Ci:2:003:0 s c1 04 0930 bf80 0004 4 <
> ffffff8a3ee06400 3194040372 C Ci:2:003:0 0 4 = 880b0700
> ffffff89bee5b100 3194040591 S Ci:2:002:0 s a3 00 0000 0003 0004 4 <
> ffffff89bee5b100 3194040681 C Ci:2:002:0 0 4 = 00010000
> ffffff89bee5b100 3194040999 S Ci:2:002:0 s a3 00 0000 0004 0004 4 <
> ffffff89bee5b100 3194041083 C Ci:2:002:0 0 4 = 03050000
> ffffff8a3ee06a00 3195040349 S Ci:2:003:0 s c1 04 0930 bf80 0004 4 <
> 
> Signed-off-by: Selvarasu Ganesan <quic_selvaras@...cinc.com>
> ---
>  drivers/usb/storage/unusual_devs.h | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
> index fd68204374f2..7285287ca379 100644
> --- a/drivers/usb/storage/unusual_devs.h
> +++ b/drivers/usb/storage/unusual_devs.h
> @@ -784,6 +784,13 @@ UNUSUAL_DEV(  0x058f, 0x6387, 0x0141, 0x0141,
>  		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
>  		US_FL_MAX_SECTORS_64 ),
>  
> +/* Selvarasu Ganesan <quic_selvaras@...cinc.com> */
> +UNUSUAL_DEV(  0x058f, 0x6387, 0x0002, 0x0002,
> +		"Intenso",
> +		"Flash drive",
> +		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
> +		US_FL_FIX_INQUIRY),
> +

Shouldn't this be up an entry to keep them in sorted order?

thanks,

greg k-h