s390/qdio: Rename feature flag aif_osa to aif_qdio

This feature is not only utilized by OSA, but by QDIO in general. Clear
up possible confusions.

Signed-off-by: Benjamin Block <bblock@linux.ibm.com>
Reviewed-by: Steffen Maier <maier@linux.ibm.com>
Acked-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>

Author: Benjamin-Block

arch/s390/include/asm/css_chars.h

@@ -25,7 +25,7 @@ struct css_general_char {
 	u64 : 2;
 
 	u64 : 3;
-	u64 aif_osa : 1; /* bit 67 */
+	u64 aif_qdio : 1;/* bit 67 */
 	u64 : 12;
 	u64 eadm_rf : 1; /* bit 80 */
 	u64 : 1;

drivers/s390/cio/qdio.h

@@ -266,7 +266,7 @@ struct qdio_irq {
 
 #define is_thinint_irq(irq) \
 	(irq->qib.qfmt == QDIO_IQDIO_QFMT || \
-	 css_general_characteristics.aif_osa)
+	 css_general_characteristics.aif_qdio)
 
 #define qperf(__qdev, __attr)	((__qdev)->perf_stat.(__attr))
 

drivers/s390/cio/qdio_setup.c

@@ -423,7 +423,7 @@ int __init qdio_setup_init(void)
 
 	/* Check for OSA/FCP thin interrupts (bit 67). */
 	DBF_EVENT("thinint:%1d",
-		  (css_general_characteristics.aif_osa) ? 1 : 0);
+		  (css_general_characteristics.aif_qdio) ? 1 : 0);
 
 	/* Check for QEBSM support in general (bit 58). */
 	DBF_EVENT("cssQEBSM:%1d", css_general_characteristics.qebsm);