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| author | Jeff Garzik <jeff@garzik.org> | 2007-10-31 05:20:49 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-04-20 19:03:43 -0400 |
| commit | a6f97b293b08877d945ea3f28926aa446dd7ca2e (patch) | |
| tree | 8e2c2e585ef056d36023dfb384b2806bebf312d3 /drivers/char/synclink.c | |
| parent | e8f39549580e04e0b8edd11bae834ae7f8322fc8 (diff) | |
| download | op-kernel-dev-a6f97b293b08877d945ea3f28926aa446dd7ca2e.zip op-kernel-dev-a6f97b293b08877d945ea3f28926aa446dd7ca2e.tar.gz | |
drivers/char: minor irq handler cleanups
- remove always-false tests
- don't overload 'irq' argument, pass data properly via dev_id
- remove pointless casts from void*
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/char/synclink.c')
| -rw-r--r-- | drivers/char/synclink.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c index ddc74d1..a3237d4 100644 --- a/drivers/char/synclink.c +++ b/drivers/char/synclink.c @@ -1695,20 +1695,16 @@ static void mgsl_isr_transmit_dma( struct mgsl_struct *info ) * * Return Value: None */ -static irqreturn_t mgsl_interrupt(int irq, void *dev_id) +static irqreturn_t mgsl_interrupt(int dummy, void *dev_id) { - struct mgsl_struct * info; + struct mgsl_struct *info = dev_id; u16 UscVector; u16 DmaVector; if ( debug_level >= DEBUG_LEVEL_ISR ) - printk("%s(%d):mgsl_interrupt(%d)entry.\n", - __FILE__,__LINE__,irq); + printk(KERN_DEBUG "%s(%d):mgsl_interrupt(%d)entry.\n", + __FILE__, __LINE__, info->irq_level); - info = (struct mgsl_struct *)dev_id; - if (!info) - return IRQ_NONE; - spin_lock(&info->irq_spinlock); for(;;) { @@ -1732,8 +1728,8 @@ static irqreturn_t mgsl_interrupt(int irq, void *dev_id) mgsl_isr_receive_dma(info); if ( info->isr_overflow ) { - printk(KERN_ERR"%s(%d):%s isr overflow irq=%d\n", - __FILE__,__LINE__,info->device_name, irq); + printk(KERN_ERR "%s(%d):%s isr overflow irq=%d\n", + __FILE__, __LINE__, info->device_name, info->irq_level); usc_DisableMasterIrqBit(info); usc_DisableDmaInterrupts(info,DICR_MASTER); break; @@ -1755,8 +1751,9 @@ static irqreturn_t mgsl_interrupt(int irq, void *dev_id) spin_unlock(&info->irq_spinlock); if ( debug_level >= DEBUG_LEVEL_ISR ) - printk("%s(%d):mgsl_interrupt(%d)exit.\n", - __FILE__,__LINE__,irq); + printk(KERN_DEBUG "%s(%d):mgsl_interrupt(%d)exit.\n", + __FILE__, __LINE__, info->irq_level); + return IRQ_HANDLED; } /* end of mgsl_interrupt() */ |
