Bug#555835: [usb-storage] linux-image-2.6.30-2-686: Unusual usb storage Samsung YP-CP3 not working
On Sat, 2010-05-01 at 23:00 +0200, Moritz Muehlenhoff wrote:
> On Sat, Feb 06, 2010 at 11:31:33PM +0300, Vitaly Kuznetsov wrote:
> > Moritz Muehlenhoff <jmm@inutil.org> writes:
> >
> > >> I've tested this device with microSD card without my patch - it did not
> > >> work (with same symptomes). But I have not tested it with a card. I
> > >> will be able to test it in the end of december.
> > >
> > > Vitaly, did you test this?
> > >
> > Hi Moritz,
> >
> > I've just tested it with 1Gb Micro-SD. It works well.
>
> USB maintainers; could you merge Vitaly's patch, then?
>
> (For complete history please see http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=555835 )
Ping.
The patch is:
---
From: Vitaly Kuznetsov <vitty@altlinux.ru>
Date: Thu, 19 Nov 2009 15:49:05 +0000
Subject: [PATCH] USB: Unusual Device support for Samsung YP-CP3 MP4 Player
User was getting the following errors in dmesg:
usb 2-6: reset high speed USB device using ehci_hcd and address 2
usb 2-6: reset high speed USB device using ehci_hcd and address 2
usb 2-6: reset high speed USB device using ehci_hcd and address 2
usb 2-6: USB disconnect, address 2
sd 3:0:0:0: [sdb] Assuming drive cache: write through
sdb:<2>ldm_validate_partition_table(): Disk read failed.
Dev sdb: unable to read RDB block 0
unable to read partition table
Signed-off-by: Vitaly Kuznetsov <vitty@altlinux.ru>
[bwh: s/US_/USB_/ as necessary.]
---
drivers/usb/storage/unusual_devs.h | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index d4f034e..05b0d2c 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -481,6 +481,13 @@ UNUSUAL_DEV( 0x04e8, 0x507c, 0x0220, 0x0220,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_MAX_SECTORS_64),
+/* Reported by Vitaly Kuznetsov <vitty@altlinux.ru> */
+UNUSUAL_DEV( 0x04e8, 0x5122, 0x0000, 0x9999,
+ "Samsung",
+ "YP-CP3",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_MAX_SECTORS_64 | US_FL_BULK_IGNORE_TAG),
+
/* Entry and supporting patch by Theodore Kilgore <kilgota@auburn.edu>.
* Device uses standards-violating 32-byte Bulk Command Block Wrappers and
* reports itself as "Proprietary SCSI Bulk." Cf. device entry 0x084d:0x0011.
---
--
Ben Hutchings, Debian Developer and kernel team member
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