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rocm-systems/runtime
Jonathan Kim 658b053943 Bypass HDP flush during SDMA copies on A+A GPU-CPU xGMI connections
Host to device SDMA copies do not require an HDP cache flush when
connected by xGMI since data copies over the data fabric and not HDP.

Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: Sean Keely <sean.keely@amd.com>
Change-Id: I78d73a47edcc1a9c0ba59f33cf91485f13f1c45b
2022-04-27 21:45:26 -04:00
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