blob: 0aabd790f985fb4f3716759c8ad4696b81ba0146 [file] [log] [blame]
/*
* Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
*
* 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.
*/
#include "mt7601u.h"
int mt7601u_wait_asic_ready(struct mt7601u_dev *dev)
{
int i = 100;
u32 val;
do {
if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
return -EIO;
val = mt7601u_rr(dev, MT_MAC_CSR0);
if (val && ~val)
return 0;
udelay(10);
} while (i--);
return -EIO;
}
bool mt76_poll(struct mt7601u_dev *dev, u32 offset, u32 mask, u32 val,
int timeout)
{
u32 cur;
timeout /= 10;
do {
if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
return false;
cur = mt7601u_rr(dev, offset) & mask;
if (cur == val)
return true;
udelay(10);
} while (timeout-- > 0);
dev_err(dev->dev, "Error: Time out with reg %08x\n", offset);
return false;
}
bool mt76_poll_msec(struct mt7601u_dev *dev, u32 offset, u32 mask, u32 val,
int timeout)
{
u32 cur;
timeout /= 10;
do {
if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
return false;
cur = mt7601u_rr(dev, offset) & mask;
if (cur == val)
return true;
msleep(10);
} while (timeout-- > 0);
dev_err(dev->dev, "Error: Time out with reg %08x\n", offset);
return false;
}