Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=40ebb5615e2e069d3b8936b894ceff436c914003
Commit: 40ebb5615e2e069d3b8936b894ceff436c914003
Parent: f4ad1bcc4425a772ea584e1f24abadc64c2b839f
Author: Joachim Fenkes <[EMAIL PROTECTED]>
AuthorDate: Fri Nov 2 15:33:51 2007 +0200
Committer: Roland Dreier <[EMAIL PROTECTED]>
CommitDate: Tue Nov 13 15:26:59 2007 -0800
IB/ehca: Return physical link information in query_port()
Newer firmware versions return physical port information to the
partition, so hand that information to the consumer if it's present.
Signed-off-by: Joachim Fenkes <[EMAIL PROTECTED]>
Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
---
drivers/infiniband/hw/ehca/ehca_hca.c | 20 ++++++++++++++------
drivers/infiniband/hw/ehca/hipz_hw.h | 6 +++++-
2 files changed, 19 insertions(+), 7 deletions(-)
diff --git a/drivers/infiniband/hw/ehca/ehca_hca.c
b/drivers/infiniband/hw/ehca/ehca_hca.c
index 15806d1..5bd7b59 100644
--- a/drivers/infiniband/hw/ehca/ehca_hca.c
+++ b/drivers/infiniband/hw/ehca/ehca_hca.c
@@ -151,7 +151,6 @@ int ehca_query_port(struct ib_device *ibdev,
}
memset(props, 0, sizeof(struct ib_port_attr));
- props->state = rblock->state;
switch (rblock->max_mtu) {
case 0x1:
@@ -188,11 +187,20 @@ int ehca_query_port(struct ib_device *ibdev,
props->subnet_timeout = rblock->subnet_timeout;
props->init_type_reply = rblock->init_type_reply;
- props->active_width = IB_WIDTH_12X;
- props->active_speed = 0x1;
-
- /* at the moment (logical) link state is always LINK_UP */
- props->phys_state = 0x5;
+ if (rblock->state && rblock->phys_width) {
+ props->phys_state = rblock->phys_pstate;
+ props->state = rblock->phys_state;
+ props->active_width = rblock->phys_width;
+ props->active_speed = rblock->phys_speed;
+ } else {
+ /* old firmware releases don't report physical
+ * port info, so use default values
+ */
+ props->phys_state = 5;
+ props->state = rblock->state;
+ props->active_width = IB_WIDTH_12X;
+ props->active_speed = 0x1;
+ }
query_port1:
ehca_free_fw_ctrlblock(rblock);
diff --git a/drivers/infiniband/hw/ehca/hipz_hw.h
b/drivers/infiniband/hw/ehca/hipz_hw.h
index d9739e5..485b840 100644
--- a/drivers/infiniband/hw/ehca/hipz_hw.h
+++ b/drivers/infiniband/hw/ehca/hipz_hw.h
@@ -402,7 +402,11 @@ struct hipz_query_port {
u64 max_msg_sz;
u32 max_mtu;
u32 vl_cap;
- u8 reserved2[1900];
+ u32 phys_pstate;
+ u32 phys_state;
+ u32 phys_speed;
+ u32 phys_width;
+ u8 reserved2[1884];
u64 guid_entries[255];
} __attribute__ ((packed));
-
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