From 736f77deaf6b0bf51eaab1ea5d074adc11b8c7cd Mon Sep 17 00:00:00 2001 From: Jeff Garzik Date: Thu, 13 Dec 2007 16:14:13 -0800 Subject: [PATCH] [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 Signed-off-by: Andrew Morton Signed-off-by: James Bottomley --- drivers/scsi/sym53c416.c | 16 +--------------- 1 file changed, 1 insertion(+), 15 deletions(-) diff --git a/drivers/scsi/sym53c416.c b/drivers/scsi/sym53c416.c index 90cee94d9522..1f6fd1680335 100644 --- a/drivers/scsi/sym53c416.c +++ b/drivers/scsi/sym53c416.c @@ -328,27 +328,13 @@ static __inline__ unsigned int sym53c416_write(int base, unsigned char *buffer, static irqreturn_t sym53c416_intr_handle(int irq, void *dev_id) { struct Scsi_Host *dev = dev_id; - int base = 0; + int base = dev->io_port; int i; unsigned long flags = 0; unsigned char status_reg, pio_int_reg, int_reg; struct scatterlist *sg; unsigned int tot_trans = 0; - /* We search the base address of the host adapter which caused the interrupt */ - /* FIXME: should pass dev_id sensibly as hosts[i] */ - for(i = 0; i < host_index && !base; i++) - if(irq == hosts[i].irq) - base = hosts[i].base; - /* If no adapter found, we cannot handle the interrupt. Leave a message */ - /* and continue. This should never happen... */ - if(!base) - { - printk(KERN_ERR "sym53c416: No host adapter defined for interrupt %d\n", irq); - return IRQ_NONE; - } - /* Now we have the base address and we can start handling the interrupt */ - spin_lock_irqsave(dev->host_lock,flags); status_reg = inb(base + STATUS_REG); pio_int_reg = inb(base + PIO_INT_REG); -- 2.30.2