From: Oliver Neukum <oneukum@suse.com>
To: gregKH@linuxfoundation.org, linux-usb@vger.kernel.org
Cc: Oliver Neukum <oneukum@suse.com>
Subject: [PATCH 1/3] uas: honor flag to avoid CAPACITY16
Date: Thu, 14 Nov 2019 12:27:56 +0100 [thread overview]
Message-ID: <20191114112758.32747-2-oneukum@suse.com> (raw)
In-Reply-To: <20191114112758.32747-1-oneukum@suse.com>
Copy the support over from usb-storage to get feature parity
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
drivers/usb/storage/uas.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index e78397dca72f..6adc8f9a9ab0 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -834,6 +834,10 @@ 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.
--
2.16.4
next prev parent reply other threads:[~2019-11-14 11:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-14 11:27 cleanup capacity flag handling in UAS Oliver Neukum
2019-11-14 11:27 ` Oliver Neukum [this message]
2019-11-14 11:27 ` [PATCH 2/3] UAS: heed CAPACITY_HEURISTICS Oliver Neukum
2019-11-14 11:27 ` [PATCH 3/3] documentation: flags on usb-storage versus UAS Oliver Neukum
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