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gpu: nvgpu: Add multi GR sec2 boot support

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This CL covers the following code changes,
1) Added API to get the physical gpc id masks.
2) Added multi GR instance sec2 boot support for MIG.

JIRA NVGPU-5650

Change-Id: I16c6bd34b5e8d86ad807fafac4b2441c097eb3e2
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2419092
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Lakshmanan M
2020-09-24 15:31:04 +05:30
committed by Alex Waterman
parent 673cd507a8
commit 0e7b6e27e8
3 changed files with 50 additions and 7 deletions
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27
drivers/gpu/nvgpu/common/grmgr/grmgr.c
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@@ -473,3 +473,30 @@ u32 nvgpu_grmgr_get_gr_max_veid_count(struct gk20a *g, u32 gr_instance_id)
return nvgpu_grmgr_get_max_veid_count(g, gpu_instance_id);
}
u32 nvgpu_grmgr_get_gr_physical_gpc_mask(struct gk20a *g, u32 gr_instance_id)
{
u32 physical_gpc_mask = 0U;
u32 gpc_indx;
struct nvgpu_gpu_instance *gpu_instance;
struct nvgpu_gr_syspipe *gr_syspipe;
u32 gpu_instance_id = nvgpu_grmgr_get_gpu_instance_id(
g, gr_instance_id);
gpu_instance = &g->mig.gpu_instance[gpu_instance_id];
gr_syspipe = &gpu_instance->gr_syspipe;
for (gpc_indx = 0U; gpc_indx < gr_syspipe->num_gpc; gpc_indx++) {
physical_gpc_mask |= BIT32(
gr_syspipe->gpcs[gpc_indx].physical_id);
nvgpu_log(g, gpu_dbg_mig,
"gpu_instance_id[%u] gr_instance_id[%u] gpc_indx[%u] "
"physical_gpc_id[%u] physical_gpc_mask[%x]",
gpu_instance_id, gr_instance_id, gpc_indx,
gr_syspipe->gpcs[gpc_indx].physical_id,
physical_gpc_mask);
}
return physical_gpc_mask;
}