From e7e75c70c5d5d3365606c4a76adb7ff4822d2f75 Mon Sep 17 00:00:00 2001
From: Heiko Schocher <hs@denx.de>
Date: Wed, 12 Jun 2013 06:05:51 +0200
Subject: dfu: make data buffer size configurable

Dfu transfer uses a buffer before writing data to the
raw storage device. Make the size (in bytes) of this buffer
configurable through environment variable "dfu_bufsiz".
Defaut value is configurable through CONFIG_SYS_DFU_DATA_BUF_SIZE

Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Pantelis Antoniou <panto@antoniou-consulting.com>
Cc: Tom Rini <trini@ti.com>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Acked-by: Tom Rini <trini@ti.com>
---
 README | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'README')

diff --git a/README b/README
index 5c343da..85e5a8d 100644
--- a/README
+++ b/README
@@ -1392,6 +1392,12 @@ The following options need to be configured:
 		CONFIG_DFU_NAND
 		This enables support for exposing NAND devices via DFU.
 
+		CONFIG_SYS_DFU_DATA_BUF_SIZE
+		Dfu transfer uses a buffer before writing data to the
+		raw storage device. Make the size (in bytes) of this buffer
+		configurable. The size of this buffer is also configurable
+		through the "dfu_bufsiz" environment variable.
+
 		CONFIG_SYS_DFU_MAX_FILE_SIZE
 		When updating files rather than the raw storage device,
 		we use a static buffer to copy the file into and then write
-- 
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