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71 lines
1.2 KiB
71 lines
1.2 KiB
3 years ago
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// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
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* Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
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*/
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#include "mt7601u.h"
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int mt7601u_wait_asic_ready(struct mt7601u_dev *dev)
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{
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int i = 100;
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u32 val;
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do {
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if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
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return -EIO;
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val = mt7601u_rr(dev, MT_MAC_CSR0);
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if (val && ~val)
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return 0;
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udelay(10);
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} while (i--);
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return -EIO;
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}
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bool mt76_poll(struct mt7601u_dev *dev, u32 offset, u32 mask, u32 val,
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int timeout)
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{
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u32 cur;
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timeout /= 10;
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do {
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if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
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return false;
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cur = mt7601u_rr(dev, offset) & mask;
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if (cur == val)
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return true;
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udelay(10);
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} while (timeout-- > 0);
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dev_err(dev->dev, "Error: Time out with reg %08x\n", offset);
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return false;
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}
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bool mt76_poll_msec(struct mt7601u_dev *dev, u32 offset, u32 mask, u32 val,
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int timeout)
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{
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u32 cur;
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timeout /= 10;
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do {
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if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
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return false;
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cur = mt7601u_rr(dev, offset) & mask;
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if (cur == val)
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return true;
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msleep(10);
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} while (timeout-- > 0);
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dev_err(dev->dev, "Error: Time out with reg %08x\n", offset);
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return false;
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}
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