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From d6368d8b77bb8568aa0c92adf1e507fb4198ff41 Mon Sep 17 00:00:00 2001
From: Ivo van Doorn <IvDoorn@gmail.com>
Date: Wed, 4 Mar 2009 20:26:27 +0100
Subject: [PATCH] rt2x00: Fix HW crypto offset calculation (rt2800usb)
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
---
drivers/net/wireless/rt2x00/rt2800usb.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -363,7 +363,8 @@ static void rt2800usb_config_wcid_attr(s
rt2x00usb_register_read(rt2x00dev, offset, ®);
rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_KEYTAB,
!!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
- rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER, crypto->cipher);
+ rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_CIPHER,
+ (crypto->cmd == SET_KEY) * crypto->cipher);
rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_BSS_IDX,
(crypto->cmd == SET_KEY) * crypto->bssidx);
rt2x00_set_field32(®, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
@@ -425,10 +426,10 @@ static int rt2800usb_config_shared_key(s
* Using the correct defines correctly will cause overhead,
* so just calculate the correct offset.
*/
- field.bit_offset = (4 * key->keyidx) + (16 * (crypto->bssidx & 1));
+ field.bit_offset = 4 * (key->hw_key_idx % 8);
field.bit_mask = 0x7 << field.bit_offset;
- offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 2);
+ offset = SHARED_KEY_MODE_ENTRY(key->hw_key_idx / 8);
rt2x00usb_register_read(rt2x00dev, offset, ®);
rt2x00_set_field32(®, field,
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