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Diffstat (limited to 'arch/s390/include/asm/qdio.h')
-rw-r--r--arch/s390/include/asm/qdio.h10
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h
index 79d849f014f0..9b04b1102bbc 100644
--- a/arch/s390/include/asm/qdio.h
+++ b/arch/s390/include/asm/qdio.h
@@ -13,7 +13,8 @@
#include <asm/cio.h>
#include <asm/ccwdev.h>
-#define QDIO_MAX_QUEUES_PER_IRQ 32
+/* only use 4 queues to save some cachelines */
+#define QDIO_MAX_QUEUES_PER_IRQ 4
#define QDIO_MAX_BUFFERS_PER_Q 128
#define QDIO_MAX_BUFFERS_MASK (QDIO_MAX_BUFFERS_PER_Q - 1)
#define QDIO_MAX_ELEMENTS_PER_BUFFER 16
@@ -320,11 +321,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
#define QDIO_ERROR_ACTIVATE_CHECK_CONDITION 0x40
#define QDIO_ERROR_SLSB_STATE 0x80
-/* for qdio_initialize */
-#define QDIO_INBOUND_0COPY_SBALS 0x01
-#define QDIO_OUTBOUND_0COPY_SBALS 0x02
-#define QDIO_USE_OUTBOUND_PCIS 0x04
-
/* for qdio_cleanup */
#define QDIO_FLAG_CLEANUP_USING_CLEAR 0x01
#define QDIO_FLAG_CLEANUP_USING_HALT 0x02
@@ -343,7 +339,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
* @input_handler: handler to be called for input queues
* @output_handler: handler to be called for output queues
* @int_parm: interruption parameter
- * @flags: initialization flags
* @input_sbal_addr_array: address of no_input_qs * 128 pointers
* @output_sbal_addr_array: address of no_output_qs * 128 pointers
*/
@@ -360,7 +355,6 @@ struct qdio_initialize {
qdio_handler_t *input_handler;
qdio_handler_t *output_handler;
unsigned long int_parm;
- unsigned long flags;
void **input_sbal_addr_array;
void **output_sbal_addr_array;
};