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Revert "Revert "gpu: nvgpu: Add quantization to slave VF Points""

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This reverts commit 8f3bf00b5a.

Bug 2487534

Change-Id: I6d2ce7229adf010080b4a04386c449f2433fedae
Signed-off-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2003915
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: Ranjanikar Nikhil Prabhakarrao <rprabhakarra@nvidia.com>
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
This commit is contained in:
Vaibhav Kachore
2019-01-25 19:15:12 +05:30
committed by Pekka Pessi
parent 4af6d70713
commit f13b5d90e3
5 changed files with 41 additions and 17 deletions
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4
drivers/gpu/nvgpu/common/pmu/clk/clk_prog.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2016-2018, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2016-2019, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -1765,6 +1765,8 @@ static int getslaveclk_prog_1x_master(struct gk20a *g,
return -EINVAL;
}
*pclkmhz = (masterclkmhz * pslaveents->ratio)/100U;
/* Floor/Quantize all the slave clocks to the multiple of step size*/
*pclkmhz = (*pclkmhz / FREQ_STEP_SIZE_MHZ) * FREQ_STEP_SIZE_MHZ;
} else {
/* only support ratio for now */
return -EINVAL;