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gpu: nvgpu: disable graphics specific init functions in MIG mode

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MIG mode does not support graphics, ELPG, and use cases like TPC
floorsweeping. Skip all such initialization functions in common.gr
unit if MIG mode is enabled.

Set can_elpg to false if MIG mode is enabled.

Jira NVGPU-5648

Change-Id: I03656dc6289e49a21ec7783430db9c8564c6bf1f
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2411741
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: Lakshmanan M <lm@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Deepak Nibade
2020-09-10 19:58:35 +05:30
committed by Alex Waterman
parent 7a937a6190
commit 6a69ea235e
6 changed files with 94 additions and 79 deletions
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3
drivers/gpu/nvgpu/os/linux/driver_common.c
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@@ -205,6 +205,9 @@ static void nvgpu_init_pm_vars(struct gk20a *g)
nvgpu_platform_is_silicon(g) ? platform->enable_mscg : false;
g->can_elpg =
nvgpu_platform_is_silicon(g) ? platform->can_elpg_init : false;
if (nvgpu_is_enabled(g, NVGPU_SUPPORT_MIG)) {
g->can_elpg = false;
}
nvgpu_set_enabled(g, NVGPU_PMU_PERFMON, platform->enable_perfmon);
}