From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-ey0-f174.google.com ([209.85.215.174]:61101 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754105Ab0GKKcL (ORCPT ); Sun, 11 Jul 2010 06:32:11 -0400 Received: by mail-ey0-f174.google.com with SMTP id 25so426234eya.19 for ; Sun, 11 Jul 2010 03:32:11 -0700 (PDT) From: Ivo van Doorn To: "John W. Linville" Subject: [PATCH 14/17] rt2x00: Don't initialize beacon interval to 0 on rt2800 devices Date: Sun, 11 Jul 2010 12:29:49 +0200 Cc: linux-wireless@vger.kernel.org, users@rt2x00.serialmonkey.com, Helmut Schaa References: <201007111223.11190.IvDoorn@gmail.com> <201007111228.56050.IvDoorn@gmail.com> <201007111229.27800.IvDoorn@gmail.com> In-Reply-To: <201007111229.27800.IvDoorn@gmail.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Message-Id: <201007111229.50936.IvDoorn@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Helmut Schaa Activating the TBTT interrupt when a beacon interval of 0 is configured results in an interrupt storm causing the machine to hang. Hence, initialize the beacon interval to a reasonable default of 100TUs. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn --- drivers/net/wireless/rt2x00/rt2800lib.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 64bfa6e..cfe199b 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1419,7 +1419,7 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000); rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL, 1600); rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, 0); rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); -- 1.7.1.1