aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/usb/storage/usb.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/storage/usb.c')
-rw-r--r--drivers/usb/storage/usb.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 5ee7ac42e08f..0ca095820f3e 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -440,7 +440,8 @@ static void adjust_quirks(struct us_data *us)
440 US_FL_NOT_LOCKABLE | US_FL_MAX_SECTORS_64 | 440 US_FL_NOT_LOCKABLE | US_FL_MAX_SECTORS_64 |
441 US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE | 441 US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE |
442 US_FL_SINGLE_LUN | US_FL_NO_WP_DETECT | 442 US_FL_SINGLE_LUN | US_FL_NO_WP_DETECT |
443 US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16); 443 US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16 |
444 US_FL_INITIAL_READ10);
444 445
445 p = quirks; 446 p = quirks;
446 while (*p) { 447 while (*p) {
@@ -490,6 +491,9 @@ static void adjust_quirks(struct us_data *us)
490 case 'm': 491 case 'm':
491 f |= US_FL_MAX_SECTORS_64; 492 f |= US_FL_MAX_SECTORS_64;
492 break; 493 break;
494 case 'n':
495 f |= US_FL_INITIAL_READ10;
496 break;
493 case 'o': 497 case 'o':
494 f |= US_FL_CAPACITY_OK; 498 f |= US_FL_CAPACITY_OK;
495 break; 499 break;
@@ -953,6 +957,13 @@ int usb_stor_probe2(struct us_data *us)
953 if (result) 957 if (result)
954 goto BadDevice; 958 goto BadDevice;
955 959
960 /*
961 * If the device returns invalid data for the first READ(10)
962 * command, indicate the command should be retried.
963 */
964 if (us->fflags & US_FL_INITIAL_READ10)
965 set_bit(US_FLIDX_REDO_READ10, &us->dflags);
966
956 /* Acquire all the other resources and add the host */ 967 /* Acquire all the other resources and add the host */
957 result = usb_stor_acquire_resources(us); 968 result = usb_stor_acquire_resources(us);
958 if (result) 969 if (result)