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authorHariprasad S <hariprasad@chelsio.com>2015-06-09 18:23:12 +0530
committerDoug Ledford <dledford@redhat.com>2015-06-11 12:22:32 -0400
commit74217d4c6a4fb0d80a7e2f217584ccdc692d5f57 (patch)
treef87f4635c81e69f824723c0fe9e5d064a645030b /drivers/infiniband/hw/cxgb3
parentcxgb4: Support for user mode bar2 mappings with T4 (diff)
downloadlinux-dev-74217d4c6a4fb0d80a7e2f217584ccdc692d5f57.tar.xz
linux-dev-74217d4c6a4fb0d80a7e2f217584ccdc692d5f57.zip
iw_cxgb4: support for bar2 qid densities exceeding the page size
Handle this configuration: Queues Per Page * SGE BAR2 Queue Register Area Size > Page Size Use cxgb4_bar2_sge_qregs() to obtain the proper location within the bar2 region for a given qid. Rework the DB and GTS write functions to make use of this bar2 info. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb3')
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