From 2a2c16af5f9f1ccfc93a13e820d5381e5c881e92 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Wed, 18 Apr 2018 12:59:00 -0700 Subject: gpu: nvgpu: Move Linux files away from common Move all Linux source code files to drivers/gpu/nvgpu/os/linux from drivers/gpu/nvgpu/common/linux. This changes the meaning of common to be OS independent. JIRA NVGPU-598 JIRA NVGPU-601 Change-Id: Ib7f2a43d3688bb0d0b7dcc48469a6783fd988ce9 Signed-off-by: Terje Bergstrom Reviewed-on: https://git-master.nvidia.com/r/1747714 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/os/linux/vgpu/sysfs_vgpu.c | 50 ++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 drivers/gpu/nvgpu/os/linux/vgpu/sysfs_vgpu.c (limited to 'drivers/gpu/nvgpu/os/linux/vgpu/sysfs_vgpu.c') diff --git a/drivers/gpu/nvgpu/os/linux/vgpu/sysfs_vgpu.c b/drivers/gpu/nvgpu/os/linux/vgpu/sysfs_vgpu.c new file mode 100644 index 00000000..57aad4b4 --- /dev/null +++ b/drivers/gpu/nvgpu/os/linux/vgpu/sysfs_vgpu.c @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2017-2018, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include +#include + +#include "os/linux/platform_gk20a.h" + +static ssize_t vgpu_load_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct gk20a *g = get_gk20a(dev); + struct tegra_vgpu_cmd_msg msg = {0}; + struct tegra_vgpu_gpu_load_params *p = &msg.params.gpu_load; + int err; + + msg.cmd = TEGRA_VGPU_CMD_GET_GPU_LOAD; + msg.handle = vgpu_get_handle(g); + err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg)); + if (err) + return err; + + return snprintf(buf, PAGE_SIZE, "%u\n", p->load); +} +static DEVICE_ATTR(load, S_IRUGO, vgpu_load_show, NULL); + +void vgpu_create_sysfs(struct device *dev) +{ + if (device_create_file(dev, &dev_attr_load)) + dev_err(dev, "Failed to create vgpu sysfs attributes!\n"); +} + +void vgpu_remove_sysfs(struct device *dev) +{ + device_remove_file(dev, &dev_attr_load); +} -- cgit v1.2.2