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authorEugene Crosser <Eugene.Crosser@ru.ibm.com>2013-04-24 14:00:23 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2014-01-14 18:16:09 +0400
commit1c59a861d6982edf3f9905ad2098575336ae904d (patch)
tree2f1ab75eae33eaf225b9e34d8f15650e60833af3 /drivers/s390/cio/chsc.h
parent28aa39b853fc889e672b73f69ce591d15e6306b0 (diff)
downloadlinux-1c59a861d6982edf3f9905ad2098575336ae904d.tar.xz
s390/qdio: bridgeport support - CHSC part
Introduce function for the "Perform network-subchannel operation" CHSC command with operation code "bridgeport information", and bit definitions for "characteristics" pertaning to this command. Signed-off-by: Eugene Crosser <eugene.crosser@ru.ibm.com> Reviewed-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/chsc.h')
-rw-r--r--drivers/s390/cio/chsc.h51
1 files changed, 50 insertions, 1 deletions
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 23d072e70eb2..7e53a9c8b0b9 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -61,7 +61,9 @@ struct css_chsc_char {
u32 : 20;
u32 scssc : 1; /* bit 107 */
u32 scsscf : 1; /* bit 108 */
- u32 : 19;
+ u32:7;
+ u32 pnso:1; /* bit 116 */
+ u32:11;
}__attribute__((packed));
extern struct css_chsc_char css_chsc_characteristics;
@@ -188,6 +190,53 @@ struct chsc_scm_info {
int chsc_scm_info(struct chsc_scm_info *scm_area, u64 token);
+struct chsc_brinfo_resume_token {
+ u64 t1;
+ u64 t2;
+} __packed;
+
+struct chsc_brinfo_naihdr {
+ struct chsc_brinfo_resume_token resume_token;
+ u32:32;
+ u32 instance;
+ u32:24;
+ u8 naids;
+ u32 reserved[3];
+} __packed;
+
+struct chsc_pnso_area {
+ struct chsc_header request;
+ u8:2;
+ u8 m:1;
+ u8:5;
+ u8:2;
+ u8 ssid:2;
+ u8 fmt:4;
+ u16 sch;
+ u8:8;
+ u8 cssid;
+ u16:16;
+ u8 oc;
+ u32:24;
+ struct chsc_brinfo_resume_token resume_token;
+ u32 n:1;
+ u32:31;
+ u32 reserved[3];
+ struct chsc_header response;
+ u32:32;
+ struct chsc_brinfo_naihdr naihdr;
+ union {
+ struct qdio_brinfo_entry_l3_ipv6 l3_ipv6[0];
+ struct qdio_brinfo_entry_l3_ipv4 l3_ipv4[0];
+ struct qdio_brinfo_entry_l2 l2[0];
+ } entries;
+} __packed;
+
+int chsc_pnso_brinfo(struct subchannel_id schid,
+ struct chsc_pnso_area *brinfo_area,
+ struct chsc_brinfo_resume_token resume_token,
+ int cnc);
+
#ifdef CONFIG_SCM_BUS
int scm_update_information(void);
int scm_process_availability_information(void);