[PATCH] 3c59x: avoid blindly reading link status twice
In order to spare some I/O operations, be more intelligent about when to read from the PHY. Pointed out by Bogdan Costescu. Signed-off-by: Tommy S. Christensen <tommy.christensen@tpack.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1893,7 +1893,10 @@ vortex_timer(unsigned long data)
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{
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spin_lock_bh(&vp->lock);
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mii_status = mdio_read(dev, vp->phys[0], MII_BMSR);
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mii_status = mdio_read(dev, vp->phys[0], MII_BMSR);
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if (!(mii_status & BMSR_LSTATUS)) {
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/* Re-read to get actual link status */
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mii_status = mdio_read(dev, vp->phys[0], MII_BMSR);
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}
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ok = 1;
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if (vortex_debug > 2)
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printk(KERN_DEBUG "%s: MII transceiver has status %4.4x.\n",
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