From dfe5bb506172307e43287b8962348fb85801c0f4 Mon Sep 17 00:00:00 2001 From: Swen Schillig Date: Mon, 15 Aug 2011 14:40:31 +0200 Subject: [SCSI] qdio: base support for hardware data router with zfcp FICON Express8S supports hardware data router, which requires an adapted qdio request format. This part 1/2 provides the qdio base required for exploitation in zfcp. Signed-off-by: Swen Schillig Signed-off-by: Steffen Maier Signed-off-by: James Bottomley --- arch/s390/include/asm/qdio.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch') diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h index 15c97625df8d..cbbf7d831a33 100644 --- 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; -- cgit v1.2.3