[SCSI] qdio: base support for hardware data router with zfcp

[pandora-kernel.git] / arch / s390 / include / asm / qdio.h

diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h
index 15c9762..cbbf7d8 100644 (file)
--- a/arch/s390/include/asm/qdio.h
+++ b/arch/s390/include/asm/qdio.h
@@ -46,6 +46,8 @@ struct qdesfmt0 {
        u32      : 16;
 } __attribute__ ((packed));
 
+#define QDR_AC_MULTI_BUFFER_ENABLE 0x01
+
 /**
  * struct qdr - queue description record (QDR)
  * @qfmt: queue format
@@ -222,6 +224,8 @@ struct slsb {
        u8 val[QDIO_MAX_BUFFERS_PER_Q];
 } __attribute__ ((packed, aligned(256)));
 
+#define CHSC_AC2_MULTI_BUFFER_AVAILABLE        0x0080
+#define CHSC_AC2_MULTI_BUFFER_ENABLED  0x0040
 #define CHSC_AC2_DATA_DIV_AVAILABLE    0x0010
 #define CHSC_AC2_DATA_DIV_ENABLED      0x0002
 
@@ -287,6 +291,7 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
 struct qdio_initialize {
        struct ccw_device *cdev;
        unsigned char q_format;
+       unsigned char qdr_ac;
        unsigned char adapter_name[8];
        unsigned int qib_param_field_format;
        unsigned char *qib_param_field;