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qdio: support forced signal adapter indications

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This patch ensures that signal adapter commands are issued if they are
indicated to be required.

Signed-off-by: Einar Lueck <elelueck@de.ibm.com>
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
frank.blaschka@de.ibm.com
2011-08-08 01:33:56 +00:00
committed by David S. Miller
parent 104ea556ee
commit 9cb7284f30
3 changed files with 11 additions and 13 deletions
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10
arch/s390/include/asm/qdio.h
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@@ -279,6 +279,16 @@ struct qdio_outbuf_state {
#define CHSC_AC1_INITIATE_INPUTQ 0x80
/* qdio adapter-characteristics-1 flag */
#define AC1_SIGA_INPUT_NEEDED 0x40 /* process input queues */
#define AC1_SIGA_OUTPUT_NEEDED 0x20 /* process output queues */
#define AC1_SIGA_SYNC_NEEDED 0x10 /* ask hypervisor to sync */
#define AC1_AUTOMATIC_SYNC_ON_THININT 0x08 /* set by hypervisor */
#define AC1_AUTOMATIC_SYNC_ON_OUT_PCI 0x04 /* set by hypervisor */
#define AC1_SC_QEBSM_AVAILABLE 0x02 /* available for subchannel */
#define AC1_SC_QEBSM_ENABLED 0x01 /* enabled for subchannel */
#define CHSC_AC2_DATA_DIV_AVAILABLE 0x0010
#define CHSC_AC2_DATA_DIV_ENABLED 0x0002