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path: root/include/uapi/rdma/ionic-abi.h
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2026-07-22RDMA/ionic: map PHC state into user spaceAbhijit Gangurde
Enable user space applications to access the PHC state page when firmware RDMA completion timestamp is supported. This mapping allows user space to convert RDMA completion timestamps to system wall time without kernel transitions, minimizing latency overhead. Applications can directly read the PHC state through mmap, enabling efficient timestamp correlation for precision timing applications. Co-developed-by: Allen Hubbe <allen.hubbe@amd.com> Signed-off-by: Allen Hubbe <allen.hubbe@amd.com> Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com> Link: https://patch.msgid.link/20260610154216.712374-4-abhijit.gangurde@amd.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-09-11RDMA/ionic: Register device ops for control pathAbhijit Gangurde
Implement device supported verb APIs for control path. Co-developed-by: Andrew Boyer <andrew.boyer@amd.com> Signed-off-by: Andrew Boyer <andrew.boyer@amd.com> Co-developed-by: Allen Hubbe <allen.hubbe@amd.com> Signed-off-by: Allen Hubbe <allen.hubbe@amd.com> Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com> Link: https://patch.msgid.link/20250903061606.4139957-11-abhijit.gangurde@amd.com Signed-off-by: Leon Romanovsky <leon@kernel.org>