Messages in this thread Patch in this message | | | From | Namjae Jeon <> | Subject | [PATCH v4 3/3] usb: storage: update usb devices for write cache quirk in quirk list. | Date | Mon, 11 Jun 2012 09:29:11 -0400 |
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Update information of Seagate Portable HDD and WD My Passport HDD in quirk list.
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com> Signed-off-by: Pankaj Kumar <pankaj.km@samsung.com> Signed-off-by: Amit Sahrawat <a.sahrawat@samsung.com> --- drivers/usb/storage/unusual_devs.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 1719886..64f0369 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1267,6 +1267,18 @@ UNUSUAL_DEV( 0x0af0, 0xd357, 0x0000, 0x0000, USB_SC_DEVICE, USB_PR_DEVICE, NULL, 0 ), +/* Reported by Namjae Jeon <namjae.jeon@samsung.com> + * Even though write cache is enabled by default, + * SCSI driver assume that cache is not enabled + * which in turn might lead to the loss of data + * since data still will be in cache. + * So this entry is needed for assuming that cache is enabled. + */ +UNUSUAL_DEV(0x0bc2, 0x2300, 0x0000, 0x9999, + "Seagate", + "Portable HDD", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_WRITE_CACHE), + /* Reported by Ben Efros <ben@pc-doctor.com> */ UNUSUAL_DEV( 0x0bc2, 0x3010, 0x0000, 0x0000, "Seagate", @@ -1468,6 +1480,18 @@ UNUSUAL_DEV( 0x1058, 0x0704, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_SANE_SENSE), +/* Reported by Namjae Jeon <namjae.jeon@samsung.com> + * Even though write cache is enabled by default, + * SCSI driver assume that cache is not enabled + * which in turn might lead to the loss of data + * since data still will be in cache. + * So this entry is needed for assuming that cache is enabled. + */ +UNUSUAL_DEV(0x1058, 0x070a, 0x0000, 0x9999, + "Western Digital", + "My Passport HDD", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_WRITE_CACHE), + /* Reported by Fabio Venturi <f.venturi@tdnet.it> * The device reports a vendor-specific bDeviceClass. */ -- 1.7.9.5
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