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-rw-r--r--package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c
new file mode 100644
index 0000000000..b17995a772
--- /dev/null
+++ b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c
@@ -0,0 +1,82 @@
+/*
+
+ Broadcom BCM43xx wireless driver
+
+ Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+ Stefano Brivio <st3@riseup.net>
+ Michael Buesch <mb@bu3sch.de>
+ Danny van Dyk <kugelfang@gentoo.org>
+ Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+ Some parts of the code in this file are derived from the ipw2200
+ driver Copyright(c) 2003 - 2004 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_power.h"
+#include "bcm43xx_main.h"
+
+
+//TODO Kill this file.
+
+/* Set the PowerSavingControlBits.
+ * Bitvalues:
+ * 0 => unset the bit
+ * 1 => set the bit
+ * -1 => calculate the bit
+ */
+void bcm43xx_power_saving_ctl_bits(struct bcm43xx_wldev *dev,
+ int bit25, int bit26)
+{
+ int i;
+ u32 status;
+
+//FIXME: Force 25 to off and 26 to on for now:
+bit25 = 0;
+bit26 = 1;
+
+ if (bit25 == -1) {
+ //TODO: If powersave is not off and FIXME is not set and we are not in adhoc
+ // and thus is not an AP and we are associated, set bit 25
+ }
+ if (bit26 == -1) {
+ //TODO: If the device is awake or this is an AP, or we are scanning, or FIXME,
+ // or we are associated, or FIXME, or the latest PS-Poll packet sent was
+ // successful, set bit26
+ }
+ status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD);
+ if (bit25)
+ status |= BCM43xx_SBF_PS1;
+ else
+ status &= ~BCM43xx_SBF_PS1;
+ if (bit26)
+ status |= BCM43xx_SBF_PS2;
+ else
+ status &= ~BCM43xx_SBF_PS2;
+ bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, status);
+ if (bit26 && dev->dev->id.revision >= 5) {
+ for (i = 0; i < 100; i++) {
+ if (bcm43xx_shm_read32(dev, BCM43xx_SHM_SHARED, 0x0040) != 4)
+ break;
+ udelay(10);
+ }
+ }
+}