V4L/DVB (6064): cx88: Add symbolic names for the PCI interrupt bits

Used for the PCI_INTMSK and PCI_INT_STAT registers.

Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/cx88/cx88-core.c b/drivers/media/video/cx88/cx88-core.c
index 0765e9d..970926b 100644
--- a/drivers/media/video/cx88/cx88-core.c
+++ b/drivers/media/video/cx88/cx88-core.c
@@ -498,7 +498,7 @@
 {
 	int handled = 0;
 
-	if (status & (1<<18)) {
+	if (status & PCI_INT_IR_SMPINT) {
 		cx88_ir_irq(core);
 		handled++;
 	}