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path: root/drivers/usb/storage/usb.c
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Diffstat (limited to 'drivers/usb/storage/usb.c')
-rw-r--r--drivers/usb/storage/usb.c19
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index cedb29252a92..9d66ce62542e 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -98,7 +98,7 @@ MODULE_PARM_DESC(quirks, "supplemental list of device IDs and their quirks");
/* The vendor name should be kept at eight characters or less, and
* the product name should be kept at 16 characters or less. If a device
* has the US_FL_FIX_INQUIRY flag, then the vendor and product names
- * normally generated by a device thorugh the INQUIRY response will be
+ * normally generated by a device through the INQUIRY response will be
* taken from this list, and this is the reason for the above size
* restriction. However, if the flag is not present, then you
* are free to use as many characters as you like.
@@ -478,7 +478,8 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags)
US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE |
US_FL_SINGLE_LUN | US_FL_NO_WP_DETECT |
US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16 |
- US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE);
+ US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE |
+ US_FL_NO_ATA_1X | US_FL_NO_REPORT_OPCODES);
p = quirks;
while (*p) {
@@ -516,6 +517,9 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags)
case 'e':
f |= US_FL_NO_READ_CAPACITY_16;
break;
+ case 'f':
+ f |= US_FL_NO_REPORT_OPCODES;
+ break;
case 'h':
f |= US_FL_CAPACITY_HEURISTICS;
break;
@@ -543,6 +547,9 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags)
case 's':
f |= US_FL_SINGLE_LUN;
break;
+ case 't':
+ f |= US_FL_NO_ATA_1X;
+ break;
case 'u':
f |= US_FL_IGNORE_UAS;
break;
@@ -983,6 +990,14 @@ int usb_stor_probe2(struct us_data *us)
if (!(us->fflags & US_FL_SCM_MULT_TARG))
us_to_host(us)->max_id = 1;
+ /*
+ * Like Windows, we won't store the LUN bits in CDB[1] for SCSI-2
+ * devices using the Bulk-Only transport (even though this violates
+ * the SCSI spec).
+ */
+ if (us->transport == usb_stor_Bulk_transport)
+ us_to_host(us)->no_scsi2_lun_in_cdb = 1;
+
/* Find the endpoints and calculate pipe values */
result = get_pipes(us);
if (result)