[SCSI] sym53c416: kill pointless irq handler loop and test
- kill pointless irq handler loop to find base address, it is already passed to irq handler via Scsi_Host. - kill now-pointless !base test. Signed-off-by: Jeff Garzik <jgarzik@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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@ -328,27 +328,13 @@ static __inline__ unsigned int sym53c416_write(int base, unsigned char *buffer,
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static irqreturn_t sym53c416_intr_handle(int irq, void *dev_id)
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{
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struct Scsi_Host *dev = dev_id;
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int base = 0;
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int base = dev->io_port;
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int i;
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unsigned long flags = 0;
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unsigned char status_reg, pio_int_reg, int_reg;
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struct scatterlist *sg;
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unsigned int tot_trans = 0;
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/* We search the base address of the host adapter which caused the interrupt */
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/* FIXME: should pass dev_id sensibly as hosts[i] */
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for(i = 0; i < host_index && !base; i++)
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if(irq == hosts[i].irq)
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base = hosts[i].base;
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/* If no adapter found, we cannot handle the interrupt. Leave a message */
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/* and continue. This should never happen... */
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if(!base)
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{
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printk(KERN_ERR "sym53c416: No host adapter defined for interrupt %d\n", irq);
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return IRQ_NONE;
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}
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/* Now we have the base address and we can start handling the interrupt */
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spin_lock_irqsave(dev->host_lock,flags);
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status_reg = inb(base + STATUS_REG);
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pio_int_reg = inb(base + PIO_INT_REG);
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