From 008c44825db74c6cdcea13dfb1598896e74fe908 Mon Sep 17 00:00:00 2001
From: Ivo van Doorn <ivdoorn@gmail.com>
Date: Wed, 6 Aug 2008 17:27:31 +0200
Subject: rt2x00: Add module parameter to disable HW crypto

Add a module parameter to rt61 and rt73 to disable
HW crypto. The option should only be checked when
determining if the SUPPORT_HW_CRYPTO flag should
be set or not.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
 drivers/net/wireless/rt2x00/rt61pci.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'drivers/net/wireless/rt2x00/rt61pci.c')

diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index 0fcc45636834..23cf93dfda06 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -37,6 +37,13 @@
 #include "rt2x00pci.h"
 #include "rt61pci.h"
 
+/*
+ * Allow hardware encryption to be disabled.
+ */
+static int modparam_nohwcrypt = 0;
+module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
+MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
+
 /*
  * Register access.
  * BBP and RF register require indirect register access,
@@ -2617,7 +2624,8 @@ static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev)
 	 */
 	__set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
 	__set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags);
-	__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
+	if (!modparam_nohwcrypt)
+		__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
 
 	/*
 	 * Set the rssi offset.
-- 
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