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authorMike Dunn <mikedunn@newsguy.com>2012-04-25 23:06:07 +0400
committerDavid Woodhouse <David.Woodhouse@intel.com>2012-05-14 08:10:45 +0400
commita9b672e82bca47bf2b37ee869b8095000cf3ca88 (patch)
tree919600389b72762f4d14f62336fe94be6b7793ea /Documentation/ABI/testing/sysfs-class-mtd
parent44df4d11b8f573e9efcba94d63e6a1ad148c76d0 (diff)
downloadlinux-a9b672e82bca47bf2b37ee869b8095000cf3ca88.tar.xz
mtd: expose ecc_strength through sysfs
ecc_strength element of struct mtd_info is exposed as a read-only variable in sysfs. Signed-off-by: Mike Dunn <mikedunn@newsguy.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-mtd')
-rw-r--r--Documentation/ABI/testing/sysfs-class-mtd12
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-mtd b/Documentation/ABI/testing/sysfs-class-mtd
index 4d55a1888981..43d18180b46e 100644
--- a/Documentation/ABI/testing/sysfs-class-mtd
+++ b/Documentation/ABI/testing/sysfs-class-mtd
@@ -123,3 +123,15 @@ Description:
half page, or a quarter page).
In the case of ECC NOR, it is the ECC block size.
+
+What: /sys/class/mtd/mtdX/ecc_strength
+Date: April 2012
+KernelVersion: 3.4
+Contact: linux-mtd@lists.infradead.org
+Description:
+ Maximum number of bit errors that the device is capable of
+ correcting within each region covering an ecc step. This will
+ always be a non-negative integer. Note that some devices will
+ have multiple ecc steps within each writesize region.
+
+ In the case of devices lacking any ECC capability, it is 0.