diff options
| author |   Arthur Jones <arthur.jones@qlogic.com> | 2007-07-06 12:48:53 -0700 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2007-07-09 20:12:26 -0700 |
| commit | 3588423fbab1cfaf839e67378897e232a054f317 (patch) | |
| tree | 4885593a70ef1168a33ec261b1e0fad7f7a6a11c /drivers/infiniband/hw/ipath/ipath_intr.c | |
| parent | IB/ipath: Remove support for preproduction HTX InfiniPath cards (diff) | |
| download | linux-dev-3588423fbab1cfaf839e67378897e232a054f317.tar.xz linux-dev-3588423fbab1cfaf839e67378897e232a054f317.zip | |
IB/ipath: Test interrupts at driver startup
All too often, interrupts do not get enabled for our card due to BIOS
misconfiguration and other issues. This patch checks for that
condition on startup and warns the user. This patch is based on work
(check LID availability) by Robert Walsh.
Signed-off-by: Arthur Jones <arthur.jones@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_intr.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_intr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/infiniband/hw/ipath/ipath_intr.c index ce490235c24f..47aa43428fbf 100644 --- a/drivers/infiniband/hw/ipath/ipath_intr.c +++ b/drivers/infiniband/hw/ipath/ipath_intr.c @@ -1009,6 +1009,9 @@ irqreturn_t ipath_intr(int irq, void *data) ipath_stats.sps_ints++; + if (dd->ipath_int_counter != (u32) -1) + dd->ipath_int_counter++; + if (!(dd->ipath_flags & IPATH_PRESENT)) { /* * This return value is not great, but we do not want the |