Commit Graph

5 Commits

Author SHA1 Message Date
Manuel Zerpies
3cbe182a5b RDMA/cxgb4: Use printk_ratelimited() instead of printk_ratelimit()
Since printk_ratelimit() shouldn't be used anymore (see comment in
include/linux/printk.h), replace it with printk_ratelimited().

Signed-off-by: Manuel Zerpies <manuel.f.zerpies@ww.stud.uni-erlangen.de>
Signed-off-by: Roland Dreier <roland@purestorage.com>
2011-07-18 21:18:39 -07:00
Steve Wise
c6d7b26791 RDMA/cxgb4: Support on-chip SQs
T4 support on-chip SQs to reduce latency.  This patch adds support for
this in iw_cxgb4:

 - Manage ocqp memory like other adapter mem resources.
 - Allocate user mode SQs from ocqp mem if available.
 - Map ocqp mem to user process using write combining.
 - Map PCIE_MA_SYNC reg to user process.

Bump uverbs ABI.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2010-09-28 10:46:35 -07:00
Steve Wise
05fb962947 RDMA/cxgb4: Log HW lack-of-resource errors
This helps debug cases where HW resources are depleted.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2010-09-28 10:46:33 -07:00
Steve Wise
93fb72e443 RDMA/cxgb4: Obtain RDMA QID ranges from LLD/FW
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2010-08-07 23:08:47 -07:00
Steve Wise
cfdda9d764 RDMA/cxgb4: Add driver for Chelsio T4 RNIC
Add an RDMA/iWARP driver for Chelsio T4 Ethernet adapters.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2010-04-21 15:30:06 -07:00