]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 2d9b1c0) | patch
IB/hfi1: Add QSFP sanity pre-check
authorDean Luick <dean.luick@intel.com>
Wed, 31 Aug 2016 14:24:33 +0000 (07:24 -0700)
committerDoug Ledford <dledford@redhat.com>
Fri, 2 Sep 2016 18:26:55 +0000 (14:26 -0400)
commit1e527420147d97b15e56b68c5d5fc5e8ebf9b594
tree508586664d537f2b3d30324fdfc34c4886164936tree | snapshot
parent2d9b1c098185d105ed049d8942c2278046e5dc6ccommit | diff
IB/hfi1: Add QSFP sanity pre-check

Sometimes a QSFP device does not respond in the expected time
after a power-on.  Add a read pre-check/retry when starting
the link on driver load.

Reviewed-by: Easwar Hariharan <easwar.hariharan@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/hw/hfi1/chip.c diff | blob | history
drivers/infiniband/hw/hfi1/chip.h diff | blob | history
drivers/infiniband/hw/hfi1/hfi.h diff | blob | history
drivers/infiniband/hw/hfi1/init.c diff | blob | history
Linux Kernel Source Tree.