Rajesh Devaraj 4652f96a6f gpu: nvgpu: add polling for back-to-back error reporting in av+l ...

When an error is reported to Safety_Services, it will be cleared
at FSI and reported to SEH (System Error Handler). Since MISC_EC
interface provides only one register for error reporting, there
is a need to poll the status of previously reported error before
reporting the next error. For this purpose, this patch adds logic
to perform polling using epl_get_misc_ec_err_status(), in AV+L.

JIRA NVGPU-8094
Bug 200729736

Change-Id: Ia01a2fc42a7ce586b7965a82c90027a9a2dd252b
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2684141
Reviewed-by: Dinesh T <dt@nvidia.com>
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
GVS: Gerrit_Virtual_Submit

2022-03-21 10:51:39 -07:00

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