[PATCH RESEND 2/2] mmc/doc: feature description of runtime bounce buffer size adjustment

[Qiang Liu]

Add feature description of attribute bounce buffer size.

Cc: Chris Ball <cjb@xxxxxxxxxx>
Cc: Rob Landley <rob@xxxxxxxxxxx>
Signed-off-by: Qiang Liu <qiang.liu@xxxxxxxxxxxxx>
---
 Documentation/mmc/mmc-dev-attrs.txt |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/Documentation/mmc/mmc-dev-attrs.txt b/Documentation/mmc/mmc-dev-attrs.txt
index 22ae844..8299433 100644
--- a/Documentation/mmc/mmc-dev-attrs.txt
+++ b/Documentation/mmc/mmc-dev-attrs.txt
@@ -7,6 +7,8 @@ SD or MMC device.
 The following attributes are read/write.

 	force_ro		Enforce read-only access even if write protect switch is off.
+	bouncesz		Support dynamic adjustment of bounce buffer size at runtime,
+				from 4K to 4M, integer multiple of 512 bytes only.

 SD and MMC Device Attributes
 ============================
--
1.7.5.1


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