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authorOliver Neukum <oneukum@suse.com>2019-11-14 12:27:56 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-11-18 12:41:55 +0100
commitbff000cae1eec750d62e265c4ba2db9af57b17e1 (patch)
tree52eab257285eaeb4ec1fd654181990c86e5101a2
parent6351653febbb784d86fdf83afe41f7523a61b392 (diff)
downloadlinux-bff000cae1eec750d62e265c4ba2db9af57b17e1.tar.bz2
USB: uas: honor flag to avoid CAPACITY16
Copy the support over from usb-storage to get feature parity Signed-off-by: Oliver Neukum <oneukum@suse.com> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20191114112758.32747-2-oneukum@suse.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/storage/uas.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 34538253f12c..def2d4aba549 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -825,6 +825,10 @@ static int uas_slave_configure(struct scsi_device *sdev)
sdev->wce_default_on = 1;
}
+ /* Some disks cannot handle READ_CAPACITY_16 */
+ if (devinfo->flags & US_FL_NO_READ_CAPACITY_16)
+ sdev->no_read_capacity_16 = 1;
+
/*
* Some disks return the total number of blocks in response
* to READ CAPACITY rather than the highest block number.