radeon_acknowledge_irqs( dev_priv ); 
radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK | RADEON_CRTC_VBLANK_STAT)); 
void radeon_driver_irq_preinstall( drm_device_t *dev ) {	drm_radeon_private_t *dev_priv =		(drm_radeon_private_t *)dev->dev_private; 	/* Disable *all* interrupts */      	RADEON_WRITE( RADEON_GEN_INT_CNTL, 0 );	/* Clear bits if they're already high */	radeon_acknowledge_irqs( dev_priv );}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/6921e3310486a6e5ac3f36efcc7351347503c71a/radeon_irq.c/buggy/drivers/char/drm/radeon_irq.c