[src/trunk]: src/sys/dev/usb Don't sync cache on Sansa Clip, while not fatal ...

[jakllsch <jakllsch%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a8e9e0c4c423
branches:  trunk
changeset: 769731:a8e9e0c4c423
user:      jakllsch <jakllsch%NetBSD.org@localhost>
date:      Tue Sep 20 19:35:46 2011 +0000

description:
Don't sync cache on Sansa Clip, while not fatal to further device access,
it spews 4 "generic HBA error" lines in the dmesg just plugging it in.

diffstat:

 sys/dev/usb/umass_quirks.c |  17 +++++++++++++++--
 1 files changed, 15 insertions(+), 2 deletions(-)

diffs (38 lines):

diff -r 460eec35f0e7 -r a8e9e0c4c423 sys/dev/usb/umass_quirks.c
--- a/sys/dev/usb/umass_quirks.c        Tue Sep 20 19:31:47 2011 +0000
+++ b/sys/dev/usb/umass_quirks.c        Tue Sep 20 19:35:46 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: umass_quirks.c,v 1.89 2011/09/19 08:26:57 plunky Exp $ */
+/*     $NetBSD: umass_quirks.c,v 1.90 2011/09/20 19:35:46 jakllsch Exp $       */
 
 /*
  * Copyright (c) 2001, 2004 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: umass_quirks.c,v 1.89 2011/09/19 08:26:57 plunky Exp $");
+__KERNEL_RCSID(0, "$NetBSD: umass_quirks.c,v 1.90 2011/09/20 19:35:46 jakllsch Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_umass.h"
@@ -273,6 +273,19 @@
          NULL, NULL
        },
 
+       /*
+        * SanDisk Sansa Clip rejects cache sync in unconventional way.
+        * However, unlike some other devices listed in this table,
+        * this is does not cause the device firmware to stop responding.
+        */
+       { { USB_VENDOR_SANDISK, USB_PRODUCT_SANDISK_SANSA_CLIP },
+         UMASS_WPROTO_UNSPEC, UMASS_CPROTO_UNSPEC, 
+         0,
+         PQUIRK_NOSYNCCACHE,
+         UMATCH_VENDOR_PRODUCT,
+         NULL, NULL
+       },
+
        /* Kingston USB pendrives don't like being told to lock the door */
        { { USB_VENDOR_KINGSTON, USB_PRODUCT_KINGSTON_DT101_II },
          UMASS_WPROTO_UNSPEC, UMASS_CPROTO_UNSPEC,