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IB/mad: Enhance SMI for switch support

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Extend the SMI with switch (intermediate hop) support. Care has been
taken to ensure that the CA (and router) code paths are changed as
little as possible.

Signed-off-by: Suresh Shelvapille <suri@baymicrosystems.com>
Signed-off-by: Hal Rosenstock <halr@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Hal Rosenstock
2007-05-14 17:21:52 -04:00
committed by Roland Dreier
parent 71780f59e1
commit 1bae4dbf95
4 changed files with 72 additions and 15 deletions
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2
drivers/infiniband/core/smi.h
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@@ -48,10 +48,12 @@ enum smi_action {
enum smi_forward_action {
IB_SMI_LOCAL, /* SMP should be completed up the stack */
IB_SMI_SEND, /* received DR SMP should be forwarded to the send queue */
IB_SMI_FORWARD /* SMP should be forwarded (for switches only) */
};
enum smi_action smi_handle_dr_smp_recv(struct ib_smp *smp, u8 node_type,
int port_num, int phys_port_cnt);
int smi_get_fwd_port(struct ib_smp *smp);
extern enum smi_forward_action smi_check_forward_dr_smp(struct ib_smp *smp);
extern enum smi_action smi_handle_dr_smp_send(struct ib_smp *smp,
u8 node_type, int port_num);