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gpu: nvgpu: add max freq to gpu characteristics

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Bug 200097029

Change-Id: Id63dad1629b1d1919cbbfb20b0cb85d4855f526d
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1000724
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Deepak Nibade
2016-02-01 12:33:56 +05:30
committed by Terje Bergstrom
parent f0a9ce0469
commit 8d311e5a91
2 changed files with 6 additions and 1 deletions
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3
drivers/gpu/nvgpu/gk20a/gk20a.c
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@@ -1962,6 +1962,7 @@ int gk20a_do_unidle(void)
int gk20a_init_gpu_characteristics(struct gk20a *g) int gk20a_init_gpu_characteristics(struct gk20a *g)
{ {
struct nvgpu_gpu_characteristics *gpu = &g->gpu_characteristics; struct nvgpu_gpu_characteristics *gpu = &g->gpu_characteristics;
struct gk20a_platform *platform = platform_get_drvdata(g->dev);
gpu->L2_cache_size = g->ops.ltc.determine_L2_size_bytes(g); gpu->L2_cache_size = g->ops.ltc.determine_L2_size_bytes(g);
gpu->on_board_video_memory_size = 0; /* integrated GPU */ gpu->on_board_video_memory_size = 0; /* integrated GPU */
@@ -2029,6 +2030,8 @@ int gk20a_init_gpu_characteristics(struct gk20a *g)
gpu->map_buffer_batch_limit = 256; gpu->map_buffer_batch_limit = 256;
gpu->max_freq = platform->clk_round_rate(g->dev, UINT_MAX);
return 0; return 0;
} }

4
include/uapi/linux/nvgpu.h
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@@ -1,7 +1,7 @@
/* /*
* NVGPU Public Interface Header * NVGPU Public Interface Header
* *
* Copyright (c) 2011-2015, NVIDIA CORPORATION. All rights reserved. * Copyright (c) 2011-2016, NVIDIA CORPORATION. All rights reserved.
* *
* This program is free software; you can redistribute it and/or modify it * This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License, * under the terms and conditions of the GNU General Public License,
@@ -179,6 +179,8 @@ struct nvgpu_gpu_characteristics {
* num_maps */ * num_maps */
__u32 map_buffer_batch_limit; __u32 map_buffer_batch_limit;
__u64 max_freq;
/* Notes: /* Notes:
- This struct can be safely appended with new fields. However, always - This struct can be safely appended with new fields. However, always
keep the structure size multiple of 8 and make sure that the binary keep the structure size multiple of 8 and make sure that the binary