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path: root/drivers/infiniband/hw/ipath/ipath_user_sdma.h (follow)
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2008-05-13IB/ipath: Fix many locking issues when switching to error stateRalph Campbell1-2/+0
The send DMA hardware queue voided a number of prior assumptions about when a send is complete which led to completions being generated out of order. There were also a number of locking issues when switching the QP to the error or reset states, and we implement the IB_QPS_SQD state. Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2008-04-16IB/ipath: User mode send DMA header fileArthur Jones1-0/+54
A new header file which allows the IBA7220 send DMA engine to be used from userland. The definitions here are not used yet, that will happen in a follow-on patch... Signed-off-by: Arthur Jones <arthur.jones@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>