From mboxrd@z Thu Jan 1 00:00:00 1970 From: thomas schorpp Subject: Re: [usb-storage] [Merging ATA passthru] on integrating SMART/ATA-Security in usb-storage driver Date: Mon, 07 Nov 2005 19:06:54 +0100 Message-ID: <436F97BE.1030406@gmx.de> References: Reply-To: t.schorpp@gmx.de Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-scsi-owner@vger.kernel.org To: Alan Stern Cc: Patrick Mansfield , James Bottomley , Timothy Thelin , usb-storage@lists.one-eyed-alien.net, linux-ide@vger.kernel.org, Linux SCSI list List-Id: linux-ide@vger.kernel.org Alan Stern wrote: > On Mon, 7 Nov 2005, Patrick Mansfield wrote: > > > > I don't think blacklisting is a good way to do this. In principle any USB > mass storage device -- any SCSI device, in fact -- might have a > vendor-specific pass-thru needing special handling. no. that would be not industry best practice and uneconomical sw effort. remember this devices are mainly "designed for windows" and WHQL certification is expensive for every single driver. and ms has only one driver for all usb storage right now, all boxes and sticks i had here use it. > It doesn't have to be > correlated with the vendor, the product, the SCSI level, the transport, or > anything else. yes. the sheet for design recommended cypress chips state all ATACB and ATA-Security. i would be make no sense to implement different behaviuors in chips for the same purpose. > > Alan Stern > tom schorpp